/* roulang page: index */
:root {
            --color-primary: #F06000;
            --color-primary-dark: #D05000;
            --color-gold: #C9A227;
            --color-bg-dark: #1A1712;
            --color-bg-darker: #14110D;
            --color-bg-light: #F7F4EE;
            --color-bg-white: #FFFFFF;
            --color-card-dark: #252019;
            --color-text-dark: #1A1712;
            --color-text-body: #44403A;
            --color-text-muted: #8A8378;
            --color-text-light: #F7F4EE;
            --color-text-light-muted: #D4CEC4;
            --color-text-light-subtle: #8B8278;
            --color-border-light: #E5DFD4;
            --color-border-dark: #3A342A;
            --radius-card: 10px;
            --radius-button: 8px;
            --radius-image: 5px;
            --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
            --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
            --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition-base: 0.3s ease;
            --container-max: 1200px;
            --section-spacing: 90px;
            --section-spacing-mobile: 60px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 15.5px;
            font-weight: 400;
            line-height: 1.85;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }

        a:hover {
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text-dark);
            margin-bottom: 0.5rem;
            letter-spacing: -0.01em;
        }

        h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        h2 {
            font-size: clamp(1.45rem, 3vw, 1.9rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 0.75rem;
        }

        h3 {
            font-size: clamp(1.1rem, 2vw, 1.25rem);
            font-weight: 600;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-padding {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }

        .section-padding-sm {
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .btn-lz {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.92rem;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.015em;
        }

        .btn-lz-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
        }

        .btn-lz-primary:hover,
        .btn-lz-primary:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
        }

        .btn-lz-outline-gold {
            background: transparent;
            color: var(--color-gold);
            border: 1.5px solid var(--color-gold);
        }

        .btn-lz-outline-gold:hover,
        .btn-lz-outline-gold:focus {
            background-color: rgba(201, 162, 39, 0.1);
            color: var(--color-gold);
            border-color: var(--color-gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
        }

        .btn-lz-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid rgba(247, 244, 238, 0.4);
        }

        .btn-lz-outline-light:hover,
        .btn-lz-outline-light:focus {
            background-color: rgba(247, 244, 238, 0.1);
            color: var(--color-text-light);
            border-color: var(--color-text-light);
            transform: translateY(-2px);
        }

        .btn-lz-sm {
            padding: 8px 18px;
            font-size: 0.82rem;
            border-radius: 6px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 14px;
        }

        .section-tag::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--color-primary);
            border-radius: 50%;
        }

        .section-title-group {
            margin-bottom: 40px;
        }

        .section-title-group .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 640px;
            line-height: 1.8;
        }

        .bg-dark-section {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
        }

        .bg-dark-section h1,
        .bg-dark-section h2,
        .bg-dark-section h3,
        .bg-dark-section h4 {
            color: var(--color-text-light);
        }

        .bg-dark-section .section-desc {
            color: var(--color-text-light-muted);
        }

        .bg-dark-section .section-tag {
            color: var(--color-gold);
        }

        .bg-dark-section .section-tag::before {
            background-color: var(--color-gold);
        }

        .bg-dark-section .text-muted-custom {
            color: var(--color-text-light-subtle) !important;
        }

        .bg-light-section {
            background-color: var(--color-bg-light);
        }

        .text-muted-custom {
            color: var(--color-text-muted) !important;
        }

        .text-gold {
            color: var(--color-gold) !important;
        }

        .text-primary-lz {
            color: var(--color-primary) !important;
        }

        .fw-800 {
            font-weight: 800;
        }

        .fw-700 {
            font-weight: 700;
        }

        .fw-600 {
            font-weight: 600;
        }

        .card-lz {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

        .card-lz:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.15);
        }

        .card-lz-dark {
            background-color: var(--color-card-dark);
            border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-dark-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

        .card-lz-dark:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
            border-color: rgba(201, 162, 39, 0.3);
        }

        .img-cover {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-image);
            transition: transform var(--transition-base);
        }

        .img-hover-zoom {
            overflow: hidden;
            border-radius: var(--radius-image);
        }

        .img-hover-zoom img {
            transition: transform var(--transition-base);
        }

        .img-hover-zoom:hover img {
            transform: scale(1.03);
        }

        .badge-lz {
            display: inline-block;
            padding: 4px 12px;
            background-color: rgba(240, 96, 0, 0.1);
            color: var(--color-primary);
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .badge-lz-gold {
            background-color: rgba(201, 162, 39, 0.15);
            color: var(--color-gold);
        }

        .divider-gold {
            display: inline-block;
            width: 48px;
            height: 3px;
            background-color: var(--color-gold);
            border-radius: 2px;
            margin: 8px 0 16px;
        }

        .form-control-lz {
            background-color: var(--color-bg-white);
            border: 1.5px solid var(--color-border-light);
            border-radius: 6px;
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--color-text-dark);
            transition: all var(--transition-base);
            width: 100%;
        }

        .form-control-lz:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.1);
            background-color: #FFFFFF;
        }

        .form-label-lz {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            display: block;
        }

        .form-select-lz {
            background-color: var(--color-bg-white);
            border: 1.5px solid var(--color-border-light);
            border-radius: 6px;
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--color-text-dark);
            transition: all var(--transition-base);
            width: 100%;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238A8378' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
        }

        .form-select-lz:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.1);
        }

        /* Header / Navigation */
        .site-header {
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition-base), background-color var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            background-color: #FFFFFF;
        }

        .site-header .navbar {
            padding: 0;
            min-height: 68px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .navbar-brand-lz {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--color-text-dark);
            letter-spacing: -0.01em;
            transition: color var(--transition-base);
        }

        .navbar-brand-lz:hover {
            color: var(--color-primary);
        }

        .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), #F08030);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(240, 96, 0, 0.25);
        }

        .navbar-nav-lz {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .navbar-nav-lz .nav-item {
            position: relative;
        }

        .navbar-nav-lz .nav-link {
            display: block;
            padding: 10px 14px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-body);
            border-radius: 6px;
            transition: all var(--transition-base);
            letter-spacing: 0.01em;
            position: relative;
        }

        .navbar-nav-lz .nav-link:hover,
        .navbar-nav-lz .nav-link:focus {
            color: var(--color-primary);
        }

        .navbar-nav-lz .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .navbar-nav-lz .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 1px;
            transition: all var(--transition-base);
        }

        .nav-cta-btn {
            padding: 9px 20px;
            font-size: 0.84rem;
            border-radius: var(--radius-button);
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
            font-weight: 600;
            transition: all var(--transition-base);
            margin-left: 8px;
            white-space: nowrap;
        }

        .nav-cta-btn:hover,
        .nav-cta-btn:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(240, 96, 0, 0.3);
        }

        .navbar-toggler-lz {
            display: none;
            background: none;
            border: 1.5px solid var(--color-border-light);
            border-radius: 6px;
            padding: 6px 10px;
            cursor: pointer;
            transition: all var(--transition-base);
            color: var(--color-text-dark);
            font-size: 1.2rem;
        }

        .navbar-toggler-lz:hover {
            background-color: var(--color-bg-light);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        @media (max-width: 991px) {
            .navbar-toggler-lz {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .navbar-nav-lz {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: #FFFFFF;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 20px;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
                display: none;
                max-height: calc(100vh - 68px);
                overflow-y: auto;
            }

            .navbar-nav-lz.open {
                display: flex;
            }

            .navbar-nav-lz .nav-link {
                padding: 12px 10px;
                font-size: 0.95rem;
                border-bottom: 1px solid rgba(229, 223, 212, 0.4);
            }

            .navbar-nav-lz .nav-item:last-child .nav-link {
                border-bottom: none;
            }

            .navbar-nav-lz .nav-link.active::after {
                display: none;
            }

            .nav-cta-btn {
                margin: 10px 0 4px;
                text-align: center;
                display: block;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            background-image: linear-gradient(180deg, rgba(20, 17, 13, 0.78) 0%, rgba(20, 17, 13, 0.88) 50%, rgba(26, 23, 18, 0.96) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 520px;
            display: flex;
            align-items: center;
            padding: 80px 0 60px;
            color: var(--color-text-light);
            overflow: hidden;
            border-radius: 0;
        }

        .hero-section h1,
        .hero-section p,
        .hero-section .hero-subtitle {
            color: var(--color-text-light);
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(240, 96, 0, 0.15);
            border: 1px solid rgba(240, 96, 0, 0.35);
            color: #F09050;
            border-radius: 6px;
            padding: 6px 16px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }

        .hero-badge .dot-pulse {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background-color: #F06000;
            animation: dot-pulse 1.8s ease-in-out infinite;
            display: inline-block;
        }

        @keyframes dot-pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.8);
            }
        }

        .hero-title {
            font-size: clamp(2rem, 5.5vw, 3.5rem);
            line-height: 1.2;
            margin-bottom: 18px;
            color: #FFFFFF;
            letter-spacing: -0.02em;
        }

        .hero-title .highlight-orange {
            color: var(--color-primary);
            position: relative;
        }

        .hero-title .highlight-gold {
            color: var(--color-gold);
        }

        .hero-subtitle {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-light-muted);
            max-width: 620px;
            margin-bottom: 28px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 30px;
        }

        .hero-stats-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 8px;
        }

        .hero-stat-item {
            text-align: left;
        }

        .hero-stat-item .stat-number {
            font-family: var(--font-mono);
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--color-gold);
            line-height: 1.3;
        }

        .hero-stat-item .stat-label {
            font-size: 0.78rem;
            color: var(--color-text-light-subtle);
            font-weight: 500;
        }

        .hero-right-panel {
            background-color: rgba(26, 23, 18, 0.7);
            border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            backdrop-filter: blur(8px);
            box-shadow: var(--shadow-dark-card);
        }

        .hero-right-panel .panel-label {
            font-size: 0.72rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-text-light-subtle);
            margin-bottom: 12px;
            font-weight: 600;
        }

        .hero-right-panel .panel-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .hero-right-panel .panel-sub {
            font-size: 0.82rem;
            color: var(--color-text-light-muted);
            margin-top: 4px;
        }

        .hero-right-panel .trend-up {
            color: #4CAF50;
            font-size: 0.85rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* Metric dashboard */
        .metrics-dashboard {
            background-color: var(--color-bg-dark);
            padding: 36px 0;
            border-top: 1px solid var(--color-border-dark);
            border-bottom: 1px solid var(--color-border-dark);
        }

        .metric-card {
            text-align: center;
            padding: 16px 12px;
            border-radius: var(--radius-card);
            transition: all var(--transition-base);
            border: 1px solid transparent;
        }

        .metric-card:hover {
            background-color: rgba(255, 255, 255, 0.03);
            border-color: var(--color-border-dark);
        }

        .metric-number {
            font-family: var(--font-mono);
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            color: var(--color-gold);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .metric-number.orange {
            color: var(--color-primary);
        }

        .metric-label {
            font-size: 0.82rem;
            color: var(--color-text-light-muted);
            font-weight: 500;
            margin-top: 6px;
            letter-spacing: 0.02em;
        }

        /* Service matrix */
        .service-matrix {
            padding-top: var(--section-spacing);
            padding-bottom: 70px;
            background-color: var(--color-bg-light);
        }

        .service-main-card {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            height: 100%;
            border: 1px solid var(--color-border-dark);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .service-main-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
            border-radius: 3px 3px 0 0;
        }

        .service-main-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-dark-card);
        }

        .service-main-card h3 {
            color: var(--color-text-light);
            font-size: 1.25rem;
            margin-bottom: 10px;
        }

        .service-main-card p {
            color: var(--color-text-light-muted);
            font-size: 0.88rem;
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .service-main-card .service-icon {
            width: 48px;
            height: 48px;
            background-color: rgba(240, 96, 0, 0.15);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 1.3rem;
            margin-bottom: 16px;
        }

        .service-side-card {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            height: 100%;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .service-side-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.2);
        }

        .service-side-card .service-icon-sm {
            width: 36px;
            height: 36px;
            background-color: rgba(201, 162, 39, 0.12);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 0.95rem;
            margin-bottom: 10px;
        }

        .service-side-card h4 {
            font-size: 0.98rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text-dark);
        }

        .service-side-card p {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* Deep content sections */
        .deep-content-section {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }

        .deep-content-section .content-text {
            font-size: 0.95rem;
            line-height: 1.9;
            color: var(--color-text-body);
        }

        .deep-content-section .content-text p {
            margin-bottom: 1.2rem;
        }

        .deep-content-section .content-quote {
            border-left: 3px solid var(--color-primary);
            padding: 16px 20px;
            background-color: rgba(240, 96, 0, 0.05);
            border-radius: 0 6px 6px 0;
            font-size: 0.9rem;
            color: var(--color-text-body);
            margin: 20px 0;
            line-height: 1.8;
        }

        .img-frame {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
        }

        .img-frame img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }

        .img-frame-dark {
            border-color: var(--color-border-dark);
            box-shadow: var(--shadow-dark-card);
        }

        /* Comparison section */
        .comparison-section {
            background-color: var(--color-bg-dark);
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }

        .comparison-table-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border-dark);
            background-color: var(--color-card-dark);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            font-size: 0.88rem;
            text-align: left;
            border-bottom: 1px solid var(--color-border-dark);
            vertical-align: middle;
        }

        .comparison-table th {
            background-color: var(--color-bg-darker);
            color: var(--color-text-light);
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.02em;
        }

        .comparison-table td {
            color: var(--color-text-light-muted);
        }

        .comparison-table .col-highlight {
            background-color: rgba(240, 96, 0, 0.08);
        }

        .comparison-table .col-highlight th {
            background-color: rgba(240, 96, 0, 0.2);
            color: #FFFFFF;
        }

        .comparison-table .check-icon {
            color: #4CAF50;
            font-weight: 700;
        }

        .comparison-table .minor-icon {
            color: var(--color-text-light-subtle);
        }

        /* Live schedule / highlights */
        .live-highlights {
            padding-top: var(--section-spacing);
            padding-bottom: 70px;
            background-color: var(--color-bg-light);
        }

        .highlight-row {
            display: flex;
            align-items: center;
            padding: 14px 16px;
            border-radius: var(--radius-card);
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            margin-bottom: 10px;
            transition: all var(--transition-base);
            gap: 16px;
            box-shadow: var(--shadow-card);
        }

        .highlight-row:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.2);
        }

        .highlight-time {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-primary);
            min-width: 52px;
            letter-spacing: 0.02em;
        }

        .highlight-info {
            flex: 1;
        }

        .highlight-info .highlight-title {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text-dark);
            margin-bottom: 3px;
        }

        .highlight-info .highlight-host {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        .highlight-tag {
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: 4px;
            font-weight: 600;
            white-space: nowrap;
            background-color: rgba(240, 96, 0, 0.08);
            color: var(--color-primary);
        }

        /* News section */
        .news-section {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
            background-color: var(--color-bg-light);
        }

        .news-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.2);
        }

        .news-card .news-img-wrap {
            height: 150px;
            overflow: hidden;
            border-radius: 0;
        }

        .news-card .news-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

        .news-card:hover .news-img-wrap img {
            transform: scale(1.04);
        }

        .news-card .news-body {
            padding: 18px 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card .news-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 8px;
            font-family: var(--font-mono);
        }

        .news-card .news-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--color-text-dark);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .news-card .news-excerpt {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 12px;
        }

        .news-card .news-link {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all var(--transition-base);
            align-self: flex-start;
        }

        .news-card .news-link:hover {
            color: var(--color-primary-dark);
            text-decoration: underline;
        }

        /* Brand story */
        .brand-story-section {
            background-color: var(--color-bg-dark);
            padding-top: 70px;
            padding-bottom: 70px;
            position: relative;
            overflow: hidden;
        }

        .brand-story-section::before {
            content: '七';
            position: absolute;
            top: -20px;
            right: -10px;
            font-size: 18rem;
            font-weight: 800;
            color: rgba(201, 162, 39, 0.06);
            line-height: 1;
            pointer-events: none;
            font-family: var(--font-stack);
        }

        .brand-story-content {
            position: relative;
            z-index: 1;
            max-width: 720px;
        }

        .brand-story-content .brand-quote-mark {
            font-size: 3rem;
            color: var(--color-gold);
            line-height: 1;
            margin-bottom: 16px;
            opacity: 0.8;
        }

        .brand-story-content p {
            color: var(--color-text-light-muted);
            font-size: 0.95rem;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .brand-story-content .brand-name-highlight {
            color: var(--color-gold);
            font-weight: 700;
        }

        /* Platform guarantees */
        .guarantee-section {
            padding-top: var(--section-spacing);
            padding-bottom: 60px;
            background-color: var(--color-bg-light);
        }

        .guarantee-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 18px 16px;
            border-radius: var(--radius-card);
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            box-shadow: var(--shadow-card);
        }

        .guarantee-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .guarantee-item .guarantee-icon {
            width: 38px;
            height: 38px;
            flex-shrink: 0;
            background-color: rgba(240, 96, 0, 0.1);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 1rem;
        }

        .guarantee-item h4 {
            font-size: 0.92rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--color-text-dark);
        }

        .guarantee-item p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* Usage guide */
        .guide-section {
            padding-top: 50px;
            padding-bottom: var(--section-spacing);
            background-color: var(--color-bg-light);
        }

        .guide-step {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .guide-step:last-child {
            border-bottom: none;
        }

        .guide-step .step-number {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background-color: var(--color-primary);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .guide-step .step-content h4 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--color-text-dark);
        }

        .guide-step .step-content p {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* Category highlights */
        .category-highlights {
            padding-top: 60px;
            padding-bottom: 70px;
            background-color: var(--color-bg-dark);
        }

        .category-pill-link {
            display: inline-block;
            padding: 10px 20px;
            border-radius: 6px;
            background-color: var(--color-card-dark);
            border: 1px solid var(--color-border-dark);
            color: var(--color-text-light-muted);
            font-size: 0.86rem;
            font-weight: 500;
            transition: all var(--transition-base);
            margin: 0 8px 10px 0;
            letter-spacing: 0.01em;
        }

        .category-pill-link:hover {
            background-color: rgba(240, 96, 0, 0.12);
            border-color: var(--color-primary);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }

        .category-pill-link .pill-arrow {
            margin-left: 6px;
            transition: transform var(--transition-base);
        }

        .category-pill-link:hover .pill-arrow {
            transform: translateX(3px);
        }

        /* Testimonials / Reviews */
        .testimonials-section {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
            background-color: var(--color-bg-light);
        }

        .testimonial-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            height: 100%;
        }

        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .testimonial-card .testimonial-text {
            font-size: 0.86rem;
            color: var(--color-text-body);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .author-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-gold));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-text-dark);
        }

        .testimonial-card .author-role {
            font-size: 0.72rem;
            color: var(--color-text-muted);
        }

        /* FAQ */
        .faq-section {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
            background-color: var(--color-bg-light);
        }

        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
            background-color: var(--color-bg-white);
        }

        .faq-item:hover {
            border-color: rgba(240, 96, 0, 0.2);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text-dark);
            text-align: left;
            transition: all var(--transition-base);
            gap: 16px;
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-question .faq-arrow {
            transition: transform 0.4s ease;
            color: var(--color-text-muted);
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 240px;
            padding: 0 20px 16px;
        }

        .faq-answer p {
            font-size: 0.84rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* CTA Form */
        .cta-form-section {
            background-image: linear-gradient(180deg, rgba(20, 17, 13, 0.8) 0%, rgba(26, 23, 18, 0.95) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
            color: var(--color-text-light);
        }

        .cta-form-section h2,
        .cta-form-section p {
            color: var(--color-text-light);
        }

        .form-card {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
            border: 1px solid var(--color-border-light);
        }

        .form-card .form-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 8px;
        }

        .form-card .form-subtitle {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-bottom: 20px;
        }

        .form-privacy-note {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-top: 12px;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-bg-darker);
            color: var(--color-text-light-muted);
            padding-top: 60px;
            padding-bottom: 30px;
            border-top: 1px solid var(--color-border-dark);
        }

        .site-footer .footer-brand {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .site-footer .footer-desc {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            line-height: 1.7;
            max-width: 360px;
        }

        .site-footer h5 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-links li {
            margin-bottom: 8px;
        }

        .site-footer .footer-links a {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            transition: all var(--transition-base);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-primary);
            padding-left: 4px;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid var(--color-border-dark);
            padding-top: 20px;
            margin-top: 40px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: var(--color-text-light-subtle);
        }

        .site-footer .footer-bottom a {
            color: var(--color-text-light-subtle);
            transition: color var(--transition-base);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-gold);
        }

        .site-footer .footer-divider {
            margin: 0 8px;
            opacity: 0.4;
        }

        /* Focus accessibility */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }

        /* Responsive */
        @media (max-width: 991px) {
            :root {
                --section-spacing: 60px;
            }

            .hero-section {
                padding: 60px 0 40px;
                min-height: auto;
            }

            .hero-right-panel {
                margin-top: 30px;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 12px 14px;
                font-size: 0.78rem;
            }

            .service-main-card {
                margin-bottom: 20px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-spacing: 50px;
                --section-spacing-mobile: 50px;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero-title {
                font-size: clamp(1.6rem, 7vw, 2.2rem);
            }

            .hero-subtitle {
                font-size: 0.9rem;
            }

            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }

            .hero-stats-inline {
                gap: 16px;
            }

            .hero-stat-item .stat-number {
                font-size: 1.15rem;
            }

            .metric-number {
                font-size: 1.5rem;
            }

            .metric-label {
                font-size: 0.72rem;
            }

            .metrics-dashboard {
                padding: 24px 0;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 10px 8px;
                font-size: 0.7rem;
            }

            .comparison-table .comparison-label {
                max-width: 80px;
            }

            .news-card .news-img-wrap {
                height: 120px;
            }

            .form-card {
                padding: 24px 18px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .brand-story-section::before {
                font-size: 10rem;
                top: -10px;
                right: -5px;
            }

            .highlight-row {
                flex-wrap: wrap;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-lz {
                font-size: 1.05rem;
            }

            .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
                border-radius: 6px;
            }

            .hero-badge {
                font-size: 0.7rem;
                padding: 5px 12px;
            }

            .hero-stat-item .stat-number {
                font-size: 1rem;
            }

            .hero-stat-item .stat-label {
                font-size: 0.68rem;
            }

            .metric-number {
                font-size: 1.25rem;
            }

            .metric-label {
                font-size: 0.65rem;
            }

            .section-tag {
                font-size: 0.7rem;
            }

            h2 {
                font-size: 1.25rem;
            }

            h3 {
                font-size: 1rem;
            }

            .btn-lz {
                padding: 10px 20px;
                font-size: 0.82rem;
            }

            .btn-lz-sm {
                padding: 7px 14px;
                font-size: 0.75rem;
            }

            .news-card .news-img-wrap {
                height: 100px;
            }

            .news-card .news-title {
                font-size: 0.84rem;
            }

            .news-card .news-excerpt {
                font-size: 0.75rem;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 0.84rem;
            }

            .faq-answer p {
                font-size: 0.78rem;
            }

            .category-pill-link {
                padding: 8px 14px;
                font-size: 0.78rem;
                margin: 0 4px 8px 0;
            }

            .testimonial-card {
                padding: 18px 14px;
            }

            .testimonial-card .testimonial-text {
                font-size: 0.8rem;
            }

            .brand-story-content p {
                font-size: 0.88rem;
            }

            .guide-step {
                gap: 10px;
                padding: 12px 0;
            }

            .guide-step .step-number {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
            }

            .guide-step .step-content h4 {
                font-size: 0.82rem;
            }

            .guide-step .step-content p {
                font-size: 0.75rem;
            }

            .service-main-card {
                padding: 24px 18px;
            }

            .service-side-card {
                padding: 16px 14px;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 8px 5px;
                font-size: 0.65rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #F06000;
            --color-primary-dark: #D05000;
            --color-gold: #C9A227;
            --color-bg-dark: #1A1712;
            --color-bg-darker: #14110D;
            --color-bg-light: #F7F4EE;
            --color-bg-white: #FFFFFF;
            --color-card-dark: #252019;
            --color-text-dark: #1A1712;
            --color-text-body: #44403A;
            --color-text-muted: #8A8378;
            --color-text-light: #F7F4EE;
            --color-text-light-muted: #D4CEC4;
            --color-text-light-subtle: #8B8278;
            --color-border-light: #E5DFD4;
            --color-border-dark: #3A342A;
            --radius-card: 10px;
            --radius-button: 8px;
            --radius-image: 5px;
            --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
            --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
            --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition-base: 0.3s ease;
            --container-max: 1200px;
            --section-spacing: 70px;
            --section-spacing-mobile: 50px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 15.5px;
            font-weight: 400;
            line-height: 1.85;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }
        a:hover {
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-padding {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }
        .section-padding-sm {
            padding-top: 50px;
            padding-bottom: 50px;
        }
        .btn-lz {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.92rem;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.015em;
        }
        .btn-lz-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
        }
        .btn-lz-primary:hover,
        .btn-lz-primary:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
        }
        .btn-lz-outline-gold {
            background: transparent;
            color: var(--color-gold);
            border: 1.5px solid var(--color-gold);
        }
        .btn-lz-outline-gold:hover,
        .btn-lz-outline-gold:focus {
            background-color: rgba(201, 162, 39, 0.1);
            color: var(--color-gold);
            border-color: var(--color-gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
        }
        .btn-lz-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid rgba(247, 244, 238, 0.4);
        }
        .btn-lz-outline-light:hover,
        .btn-lz-outline-light:focus {
            background-color: rgba(247, 244, 238, 0.1);
            color: var(--color-text-light);
            border-color: var(--color-text-light);
            transform: translateY(-2px);
        }
        .btn-lz-sm {
            padding: 8px 18px;
            font-size: 0.82rem;
            border-radius: 6px;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 14px;
        }
        .section-tag::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--color-primary);
            border-radius: 50%;
        }
        .section-title-group {
            margin-bottom: 40px;
        }
        .section-title-group .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 640px;
            line-height: 1.8;
        }
        .bg-dark-section {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
        }
        .bg-dark-section h1,
        .bg-dark-section h2,
        .bg-dark-section h3 {
            color: var(--color-text-light);
        }
        .bg-dark-section .section-desc {
            color: var(--color-text-light-muted);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            color: var(--color-text-dark);
        }
        h2 {
            font-size: 1.75rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.35;
            color: var(--color-text-dark);
        }
        h3 {
            font-size: 1.15rem;
            font-weight: 650;
            line-height: 1.45;
            color: var(--color-text-dark);
        }
        .site-header {
            background-color: var(--color-bg-dark);
            border-bottom: 1px solid var(--color-border-dark);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            flex-wrap: wrap;
            gap: 10px;
        }
        .navbar-brand-lz {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--color-text-light);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.02em;
        }
        .navbar-brand-lz:hover {
            color: var(--color-gold);
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--color-primary) 0%, #FF8C00 100%);
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .navbar-toggler-lz {
            background: transparent;
            border: 1.5px solid var(--color-border-dark);
            color: var(--color-text-light);
            width: 40px;
            height: 40px;
            border-radius: 6px;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .navbar-toggler-lz:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
        }
        .navbar-nav-lz {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
            flex-wrap: wrap;
        }
        .navbar-nav-lz .nav-link {
            display: block;
            padding: 8px 14px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-light-muted);
            border-radius: 4px;
            position: relative;
            transition: color var(--transition-base), background var(--transition-base);
            white-space: nowrap;
        }
        .navbar-nav-lz .nav-link:hover {
            color: var(--color-text-light);
            background: rgba(247, 244, 238, 0.06);
        }
        .navbar-nav-lz .nav-link.active {
            color: var(--color-gold);
            font-weight: 600;
        }
        .navbar-nav-lz .nav-link.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 1px;
        }
        .nav-cta-btn {
            padding: 8px 20px;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 6px;
            background-color: var(--color-primary);
            color: #fff;
            border: 1px solid var(--color-primary);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(240, 96, 0, 0.35);
        }
        .breadcrumb-lz {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            list-style: none;
            padding: 0;
        }
        .breadcrumb-lz li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb-lz li a {
            color: var(--color-text-body);
            transition: color var(--transition-base);
        }
        .breadcrumb-lz li a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-lz li.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .breadcrumb-lz .separator {
            color: var(--color-text-muted);
            font-size: 0.7rem;
        }
        .hero-guide {
            background-color: var(--color-bg-dark);
            position: relative;
            overflow: hidden;
            padding: 80px 0 70px;
        }
        .hero-guide::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(240, 96, 0, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-guide::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(201, 162, 39, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-guide .container {
            position: relative;
            z-index: 2;
        }
        .hero-guide h1 {
            color: var(--color-text-light);
            max-width: 720px;
        }
        .hero-guide .hero-desc {
            color: var(--color-text-light-muted);
            max-width: 620px;
            font-size: 1.05rem;
            line-height: 1.8;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(240, 96, 0, 0.2);
            color: #FFA05C;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 4px;
            border: 1px solid rgba(240, 96, 0, 0.4);
            letter-spacing: 0.04em;
            margin-bottom: 18px;
        }
        .hero-guide .hero-image-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-dark-card);
            border: 1px solid var(--color-border-dark);
        }
        .hero-guide .hero-image-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .guide-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card);
        }
        .guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.25);
        }
        .guide-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .guide-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .guide-card:hover .card-img img {
            transform: scale(1.03);
        }
        .guide-card .card-body-custom {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .guide-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 10px;
        }
        .guide-card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-dark);
            line-height: 1.45;
            margin-bottom: 8px;
            transition: color var(--transition-base);
        }
        .guide-card:hover .card-title {
            color: var(--color-primary);
        }
        .guide-card .card-desc {
            font-size: 0.88rem;
            color: var(--color-text-body);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 14px;
        }
        .guide-card .card-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-base);
        }
        .guide-card .card-link:hover {
            color: var(--color-primary-dark);
            gap: 10px;
        }
        .tag-badge {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            background: rgba(240, 96, 0, 0.1);
            color: var(--color-primary);
            border: 1px solid rgba(240, 96, 0, 0.25);
            letter-spacing: 0.03em;
        }
        .tag-badge-gold {
            background: rgba(201, 162, 39, 0.12);
            color: #A08118;
            border-color: rgba(201, 162, 39, 0.3);
        }
        .rank-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all var(--transition-base);
            height: 100%;
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        .rank-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.25);
        }
        .rank-card .rank-number {
            font-family: var(--font-mono);
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .rank-card .rank-label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 4px;
        }
        .rank-card .rank-sub {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .deep-content-block {
            background: var(--color-bg-dark);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            position: relative;
            overflow: hidden;
        }
        .deep-content-block::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-gold) 100%);
        }
        .deep-content-block h2 {
            color: var(--color-text-light);
            margin-bottom: 16px;
        }
        .deep-content-block p {
            color: var(--color-text-light-muted);
            line-height: 1.9;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .timeline-list {
            list-style: none;
            padding: 0;
            margin: 0;
            position: relative;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-border-dark);
        }
        .timeline-list li {
            position: relative;
            padding-left: 48px;
            margin-bottom: 28px;
        }
        .timeline-list li:last-child {
            margin-bottom: 0;
        }
        .timeline-list .timeline-dot {
            position: absolute;
            left: 8px;
            top: 4px;
            width: 18px;
            height: 18px;
            background: var(--color-primary);
            border-radius: 50%;
            border: 3px solid var(--color-bg-dark);
            box-shadow: 0 0 0 2px var(--color-primary);
        }
        .timeline-list .timeline-step {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 4px;
        }
        .timeline-list .timeline-title {
            font-size: 1rem;
            font-weight: 650;
            color: var(--color-text-light);
            margin-bottom: 4px;
        }
        .timeline-list .timeline-desc {
            font-size: 0.85rem;
            color: var(--color-text-light-subtle);
            line-height: 1.7;
            max-width: 520px;
        }
        .faq-custom .accordion-item {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card) !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .faq-custom .accordion-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.2);
        }
        .faq-custom .accordion-button {
            background: var(--color-bg-white);
            color: var(--color-text-dark);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            transition: all var(--transition-base);
            gap: 12px;
        }
        .faq-custom .accordion-button:not(.collapsed) {
            background: var(--color-bg-white);
            color: var(--color-primary);
            box-shadow: none;
            border-bottom: 1px solid var(--color-border-light);
        }
        .faq-custom .accordion-button:focus {
            box-shadow: none;
            border-color: var(--color-primary);
        }
        .faq-custom .accordion-button::after {
            transition: transform 0.4s ease;
            filter: invert(45%) sepia(60%) saturate(1500%) hue-rotate(0deg);
        }
        .faq-custom .accordion-body {
            padding: 16px 22px 20px;
            font-size: 0.9rem;
            color: var(--color-text-body);
            line-height: 1.8;
        }
        .cta-section {
            background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-darker) 100%);
            border-top: 3px solid var(--color-primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(240, 96, 0, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-form-card {
            background: var(--color-card-dark);
            border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card);
            padding: 36px;
            box-shadow: var(--shadow-dark-card);
        }
        .cta-form-card .form-label {
            color: var(--color-text-light-muted);
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 6px;
        }
        .cta-form-card .form-control {
            background: var(--color-bg-darker);
            border: 1.5px solid var(--color-border-dark);
            border-radius: 6px;
            color: var(--color-text-light);
            padding: 10px 14px;
            font-size: 0.9rem;
            transition: all var(--transition-base);
        }
        .cta-form-card .form-control:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.15);
            background: var(--color-bg-darker);
            color: var(--color-text-light);
        }
        .cta-form-card .form-control::placeholder {
            color: var(--color-text-light-subtle);
            font-size: 0.85rem;
        }
        .site-footer {
            background-color: var(--color-bg-darker);
            color: var(--color-text-light-muted);
            padding: 60px 0 30px;
            border-top: 1px solid var(--color-border-dark);
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--color-text-light);
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 14px;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: var(--color-text-light-subtle);
            line-height: 1.75;
            max-width: 340px;
        }
        .site-footer h5 {
            color: var(--color-text-light);
            font-size: 0.92rem;
            font-weight: 650;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: var(--color-text-light-subtle);
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--color-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border-dark);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.78rem;
            color: var(--color-text-light-subtle);
        }
        .footer-divider {
            margin: 0 8px;
            color: var(--color-border-dark);
        }
        .footer-bottom a {
            color: var(--color-text-light-subtle);
        }
        .footer-bottom a:hover {
            color: var(--color-gold);
        }
        @media (max-width: 991px) {
            .navbar-toggler-lz {
                display: inline-flex;
            }
            .navbar-nav-lz {
                display: none;
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                background: var(--color-bg-darker);
                border-radius: 8px;
                padding: 12px;
                margin-top: 8px;
                gap: 2px;
                border: 1px solid var(--color-border-dark);
            }
            .navbar-nav-lz.show {
                display: flex;
            }
            .navbar-nav-lz .nav-link {
                width: 100%;
                padding: 10px 14px;
            }
            .navbar-nav-lz .nav-link.active::after {
                left: 10px;
                right: 10px;
                bottom: 2px;
            }
            .nav-cta-btn {
                display: none !important;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .hero-guide {
                padding: 50px 0 50px;
            }
        }
        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            :root {
                --section-spacing: var(--section-spacing-mobile);
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            .hero-guide {
                padding: 40px 0 40px;
            }
            .hero-guide .hero-desc {
                font-size: 0.95rem;
            }
            .cta-form-card {
                padding: 24px 20px;
            }
            .deep-content-block {
                padding: 28px 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .rank-card .rank-number {
                font-size: 2rem;
            }
            .guide-card .card-body-custom {
                padding: 16px 16px 18px;
            }
        }
        @media (max-width: 520px) {
            h1 {
                font-size: 1.45rem;
            }
            h2 {
                font-size: 1.2rem;
            }
            .guide-card .card-title {
                font-size: 0.95rem;
            }
            .guide-card .card-desc {
                font-size: 0.82rem;
            }
            .hero-guide .hero-image-wrap {
                margin-top: 20px;
            }
            .breadcrumb-lz {
                font-size: 0.78rem;
                flex-wrap: wrap;
            }
        }

/* roulang page: category3 */
:root {
  --color-primary: #F06000;
  --color-primary-dark: #D05000;
  --color-gold: #C9A227;
  --color-bg-dark: #1A1712;
  --color-bg-darker: #14110D;
  --color-bg-light: #F7F4EE;
  --color-bg-white: #FFFFFF;
  --color-card-dark: #252019;
  --color-text-dark: #1A1712;
  --color-text-body: #44403A;
  --color-text-muted: #8A8378;
  --color-text-light: #F7F4EE;
  --color-text-light-muted: #D4CEC4;
  --color-text-light-subtle: #8B8278;
  --color-border-light: #E5DFD4;
  --color-border-dark: #3A342A;
  --radius-card: 10px;
  --radius-button: 8px;
  --radius-image: 5px;
  --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
  --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
  --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --transition-base: 0.3s ease;
  --container-max: 1200px;
  --section-spacing: 90px;
  --section-spacing-mobile: 60px;
  --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-stack);
  font-size: 15.5px;
  font-weight: 400;
  line-height: 1.85;
  color: var(--color-text-body);
  background-color: var(--color-bg-light);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-base), opacity var(--transition-base);
}

a:hover {
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button,
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

.container {
  max-width: var(--container-max);
  padding-left: 24px;
  padding-right: 24px;
}

.section-padding {
  padding-top: var(--section-spacing);
  padding-bottom: var(--section-spacing);
}

.section-padding-sm {
  padding-top: 60px;
  padding-bottom: 60px;
}

.btn-lz {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius-button);
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.5;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  letter-spacing: 0.015em;
}

.btn-lz-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border: 1px solid var(--color-primary);
}

.btn-lz-primary:hover,
.btn-lz-primary:focus {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
}

.btn-lz-outline-gold {
  background: transparent;
  color: var(--color-gold);
  border: 1.5px solid var(--color-gold);
}

.btn-lz-outline-gold:hover,
.btn-lz-outline-gold:focus {
  background-color: rgba(201, 162, 39, 0.1);
  color: var(--color-gold);
  border-color: var(--color-gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
}

.btn-lz-outline-light {
  background: transparent;
  color: var(--color-text-light);
  border: 1.5px solid rgba(247, 244, 238, 0.4);
}

.btn-lz-outline-light:hover,
.btn-lz-outline-light:focus {
  background-color: rgba(247, 244, 238, 0.1);
  color: var(--color-text-light);
  border-color: var(--color-text-light);
  transform: translateY(-2px);
}

.btn-lz-sm {
  padding: 8px 18px;
  font-size: 0.82rem;
  border-radius: 6px;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: 10px;
  position: relative;
  padding-left: 14px;
}

.section-tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background-color: var(--color-primary);
  border-radius: 50%;
}

.section-title-group {
  margin-bottom: 40px;
}

.section-title-group .section-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  max-width: 640px;
  line-height: 1.8;
}

/* Header / Nav */
.site-header {
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--color-border-light);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 8px rgba(26, 23, 18, 0.04);
}

.site-header .navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0;
}

.navbar-brand-lz {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text-dark);
  letter-spacing: 0.01em;
}

.navbar-brand-lz:hover {
  color: var(--color-primary);
}

.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-gold));
  color: #FFFFFF;
  border-radius: 7px;
  font-size: 1rem;
}

.navbar-nav-lz {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar-nav-lz .nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text-body);
  padding: 6px 0;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-base);
}

.navbar-nav-lz .nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transition: width var(--transition-base);
}

.navbar-nav-lz .nav-link:hover {
  color: var(--color-primary);
}

.navbar-nav-lz .nav-link:hover::after {
  width: 100%;
}

.navbar-nav-lz .nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

.navbar-nav-lz .nav-link.active::after {
  width: 100%;
  background-color: var(--color-primary);
}

.navbar-toggler-lz {
  display: none;
  background: none;
  border: 1px solid var(--color-border-light);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--color-text-dark);
  cursor: pointer;
  font-size: 1.1rem;
  transition: all var(--transition-base);
}

.navbar-toggler-lz:hover {
  background-color: var(--color-bg-light);
}

.nav-cta-btn {
  padding: 8px 20px;
  font-size: 0.85rem;
  border-radius: var(--radius-button);
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--transition-base);
}

.nav-cta-btn:hover {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(240, 96, 0, 0.25);
}

/* Breadcrumb */
.breadcrumb-lz {
  background: transparent;
  margin: 0;
  padding: 18px 0;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.breadcrumb-lz a {
  color: var(--color-text-muted);
  transition: color var(--transition-base);
}

.breadcrumb-lz a:hover {
  color: var(--color-primary);
}

.breadcrumb-lz .breadcrumb-sep {
  color: var(--color-text-muted);
  font-size: 0.7rem;
}

.breadcrumb-lz .breadcrumb-current {
  color: var(--color-text-dark);
  font-weight: 500;
}

/* Category Hero */
.category-hero {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-darker) 62%, #2B241A 100%);
  color: var(--color-text-light);
  padding: 70px 0 80px;
  position: relative;
  overflow: hidden;
}

.category-hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 96, 0, 0.22) 0%, rgba(240, 96, 0, 0) 70%);
  pointer-events: none;
}

.category-hero::after {
  content: '';
  position: absolute;
  bottom: -140px;
  left: -100px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.15) 0%, rgba(201, 162, 39, 0) 70%);
  pointer-events: none;
}

.category-hero .hero-content {
  position: relative;
  z-index: 2;
}

.category-hero h1 {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--color-text-light);
}

.category-hero .hero-subtitle {
  font-size: 1.02rem;
  color: var(--color-text-light-muted);
  max-width: 660px;
  line-height: 1.8;
  margin-bottom: 26px;
}

.category-hero .hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

.category-hero .hero-visual {
  position: relative;
  z-index: 2;
  text-align: center;
}

.category-hero .hero-visual img {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-dark-card);
  width: 100%;
  max-height: 340px;
  object-fit: cover;
}

/* Stats strip */
.stats-section {
  background-color: var(--color-bg-dark);
  padding: 40px 0;
  border-top: 1px solid var(--color-border-dark);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
  padding: 10px 8px;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-light-subtle);
  margin-top: 6px;
}

/* Content cards grid */
.community-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.community-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.community-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.community-card .card-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background-color: #EDE8DE;
}

.community-card .card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.community-card:hover .card-thumb img {
  transform: scale(1.03);
}

.community-card .card-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: rgba(26, 23, 18, 0.82);
  color: var(--color-text-light);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  backdrop-filter: blur(4px);
}

.community-card .card-body-lz {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.community-card .card-date {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.community-card .card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-dark);
  line-height: 1.45;
  margin-bottom: 10px;
  transition: color var(--transition-base);
}

.community-card:hover .card-title {
  color: var(--color-primary);
}

.community-card .card-excerpt {
  font-size: 0.88rem;
  color: var(--color-text-body);
  line-height: 1.75;
  margin-bottom: 16px;
  flex: 1;
}

.community-card .card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-base);
}

.community-card .card-link:hover {
  color: var(--color-primary-dark);
  gap: 10px;
}

/* Features section */
.features-section {
  background-color: var(--color-bg-white);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  transition: all var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
  box-shadow: var(--shadow-card-hover);
}

.feature-card .feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background-color: rgba(240, 96, 0, 0.1);
  color: var(--color-primary);
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 8px;
  line-height: 1.4;
}

.feature-card p {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

/* Flow section */
.flow-section {
  background-color: var(--color-bg-light);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: flow-step;
}

.flow-step {
  position: relative;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  transition: all var(--transition-base);
  counter-increment: flow-step;
}

.flow-step:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card-hover);
}

.flow-step .step-number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 12px;
  display: block;
}

.flow-step h3 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 8px;
  line-height: 1.4;
}

.flow-step p {
  font-size: 0.84rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

/* Community rules */
.rules-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.rule-card {
  background: var(--color-card-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: all var(--transition-base);
}

.rule-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-dark-card);
}

.rule-card .rule-icon {
  width: 38px;
  height: 38px;
  min-width: 38px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  background-color: rgba(201, 162, 39, 0.15);
  color: var(--color-gold);
}

.rule-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 6px;
  line-height: 1.4;
}

.rule-card p {
  font-size: 0.84rem;
  color: var(--color-text-light-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

/* FAQ */
.faq-section {
  background-color: var(--color-bg-white);
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-card);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--color-gold);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-dark);
  text-align: left;
  transition: all var(--transition-base);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-question .faq-arrow {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  transition: transform 0.4s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 22px;
}

.faq-item.active .faq-answer {
  max-height: 260px;
  padding: 0 22px 18px;
}

.faq-answer p {
  font-size: 0.88rem;
  color: var(--color-text-body);
  line-height: 1.8;
  margin-bottom: 0;
  padding-top: 12px;
  border-top: 1px solid var(--color-border-light);
}

/* CTA Form */
.cta-section {
  background: linear-gradient(135deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 55%, #342A1C 100%);
  color: var(--color-text-light);
  padding: 70px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -60px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 96, 0, 0.2) 0%, rgba(240, 96, 0, 0) 70%);
  pointer-events: none;
}

.cta-form-card {
  background: var(--color-card-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-card);
  padding: 36px 32px;
  box-shadow: var(--shadow-dark-card);
  position: relative;
  z-index: 2;
}

.cta-form-card .form-label-lz {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-light-muted);
  margin-bottom: 6px;
  display: block;
}

.cta-form-card .form-control-lz {
  width: 100%;
  padding: 11px 16px;
  border-radius: 6px;
  border: 1px solid var(--color-border-dark);
  background-color: rgba(247, 244, 238, 0.05);
  color: var(--color-text-light);
  font-size: 0.88rem;
  transition: all var(--transition-base);
  margin-bottom: 16px;
}

.cta-form-card .form-control-lz::placeholder {
  color: var(--color-text-light-subtle);
}

.cta-form-card .form-control-lz:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: rgba(247, 244, 238, 0.08);
  box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.15);
}

.cta-form-card textarea.form-control-lz {
  resize: vertical;
  min-height: 100px;
}

.cta-form-card .privacy-note {
  font-size: 0.75rem;
  color: var(--color-text-light-subtle);
  margin-top: 12px;
  line-height: 1.6;
}

/* Footer */
.site-footer {
  background-color: var(--color-bg-darker);
  color: var(--color-text-light-muted);
  padding: 56px 0 28px;
  border-top: 1px solid var(--color-border-dark);
}

.site-footer .footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text-light);
  margin-bottom: 14px;
}

.site-footer .footer-desc {
  font-size: 0.85rem;
  color: var(--color-text-light-subtle);
  line-height: 1.8;
  max-width: 340px;
}

.site-footer h5 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}

.site-footer .footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer .footer-links li {
  margin-bottom: 10px;
}

.site-footer .footer-links a {
  font-size: 0.84rem;
  color: var(--color-text-light-subtle);
  transition: color var(--transition-base);
}

.site-footer .footer-links a:hover {
  color: var(--color-primary);
}

.site-footer .footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-dark);
  font-size: 0.78rem;
  color: var(--color-text-light-subtle);
}

.site-footer .footer-divider {
  margin: 0 8px;
  color: var(--color-border-dark);
}

.site-footer .footer-bottom a {
  color: var(--color-text-light-subtle);
  transition: color var(--transition-base);
}

.site-footer .footer-bottom a:hover {
  color: var(--color-primary);
}

/* Responsive */
@media (max-width: 991.98px) {
  .navbar-toggler-lz {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .navbar-nav-lz {
    display: none;
    flex-direction: column;
    width: 100%;
    gap: 6px;
    padding: 16px 0 8px;
    align-items: flex-start;
  }

  .navbar-nav-lz.show {
    display: flex;
  }

  .navbar-nav-lz .nav-link {
    padding: 8px 0;
    font-size: 0.92rem;
  }

  .nav-cta-btn {
    display: none;
  }

  .category-hero h1 {
    font-size: 2rem;
  }

  .community-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .flow-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767.98px) {
  :root {
    --section-spacing: 60px;
  }

  .section-spacing {
    padding-top: 50px;
    padding-bottom: 50px;
  }

  .category-hero {
    padding: 48px 0 56px;
  }

  .category-hero h1 {
    font-size: 1.65rem;
  }

  .category-hero .hero-subtitle {
    font-size: 0.9rem;
  }

  .category-hero .hero-visual {
    margin-top: 28px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .stat-number {
    font-size: 1.9rem;
  }

  .community-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .flow-steps {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .rules-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .cta-form-card {
    padding: 26px 20px;
  }

  .site-footer .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 575.98px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .category-hero h1 {
    font-size: 1.4rem;
  }

  .community-card .card-body-lz {
    padding: 16px 16px 18px;
  }

  .community-card .card-title {
    font-size: 0.95rem;
  }
}

/* roulang page: category2 */
:root {
            --color-primary: #F06000;
            --color-primary-dark: #D05000;
            --color-gold: #C9A227;
            --color-bg-dark: #1A1712;
            --color-bg-darker: #14110D;
            --color-bg-light: #F7F4EE;
            --color-bg-white: #FFFFFF;
            --color-card-dark: #252019;
            --color-text-dark: #1A1712;
            --color-text-body: #44403A;
            --color-text-muted: #8A8378;
            --color-text-light: #F7F4EE;
            --color-text-light-muted: #D4CEC4;
            --color-text-light-subtle: #8B8278;
            --color-border-light: #E5DFD4;
            --color-border-dark: #3A342A;
            --radius-card: 10px;
            --radius-button: 8px;
            --radius-image: 5px;
            --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
            --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
            --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition-base: 0.3s ease;
            --container-max: 1200px;
            --section-spacing: 70px;
            --section-spacing-mobile: 50px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 15.5px;
            font-weight: 400;
            line-height: 1.85;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }
        a:hover {
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-padding {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }
        .section-padding-sm {
            padding-top: 50px;
            padding-bottom: 50px;
        }
        .btn-lz {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.92rem;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.015em;
        }
        .btn-lz-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
        }
        .btn-lz-primary:hover,
        .btn-lz-primary:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
        }
        .btn-lz-outline-gold {
            background: transparent;
            color: var(--color-gold);
            border: 1.5px solid var(--color-gold);
        }
        .btn-lz-outline-gold:hover,
        .btn-lz-outline-gold:focus {
            background-color: rgba(201, 162, 39, 0.1);
            color: var(--color-gold);
            border-color: var(--color-gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
        }
        .btn-lz-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid rgba(247, 244, 238, 0.4);
        }
        .btn-lz-outline-light:hover,
        .btn-lz-outline-light:focus {
            background-color: rgba(247, 244, 238, 0.1);
            color: var(--color-text-light);
            border-color: var(--color-text-light);
            transform: translateY(-2px);
        }
        .btn-lz-sm {
            padding: 8px 18px;
            font-size: 0.82rem;
            border-radius: 6px;
        }
        .btn-lz-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.88rem;
            background: none;
            border: none;
            padding: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            transition: color var(--transition-base);
        }
        .btn-lz-link:hover,
        .btn-lz-link:focus {
            color: var(--color-primary-dark);
            text-decoration: underline;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 14px;
        }
        .section-tag::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--color-primary);
            border-radius: 50%;
        }
        .section-title-group {
            margin-bottom: 40px;
        }
        .section-title-group .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 680px;
            line-height: 1.8;
        }
        .bg-dark-section {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
        }
        .bg-dark-section h1,
        .bg-dark-section h2,
        .bg-dark-section h3,
        .bg-dark-section h4,
        .bg-dark-section h5 {
            color: var(--color-text-light);
        }
        .bg-dark-section .section-tag {
            color: var(--color-gold);
        }
        .bg-dark-section .section-tag::before {
            background-color: var(--color-gold);
        }
        .bg-dark-section .section-desc {
            color: var(--color-text-light-muted);
        }

        /* Header / Nav */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 1px 8px rgba(26, 23, 18, 0.04);
        }
        .site-header .container {
            padding-top: 10px;
            padding-bottom: 10px;
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 0;
        }
        .navbar-brand-lz {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .navbar-brand-lz:hover {
            color: var(--color-primary);
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            color: #FFFFFF;
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }
        .navbar-toggler-lz {
            display: none;
            background: none;
            border: 1.5px solid var(--color-border-light);
            border-radius: 6px;
            padding: 8px 12px;
            color: var(--color-text-dark);
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .navbar-toggler-lz:hover,
        .navbar-toggler-lz:focus {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .navbar-nav-lz {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-item {
            margin: 0;
        }
        .nav-link {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-body);
            position: relative;
            border-radius: 6px;
            transition: color var(--transition-base), background var(--transition-base);
            white-space: nowrap;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 4px;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--color-gold);
            transition: width var(--transition-base);
            border-radius: 1px;
        }
        .nav-link:hover,
        .nav-link:focus {
            color: var(--color-primary);
            background-color: rgba(240, 96, 0, 0.05);
        }
        .nav-link:hover::after,
        .nav-link:focus::after {
            width: 24px;
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            width: 32px;
            background: var(--color-primary);
        }
        .nav-cta-btn {
            padding: 10px 22px;
            font-size: 0.85rem;
            background: var(--color-primary);
            color: #FFFFFF;
            border-radius: var(--radius-button);
            font-weight: 600;
            border: 1px solid var(--color-primary);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .nav-cta-btn:hover,
        .nav-cta-btn:focus {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(240, 96, 0, 0.3);
        }

        /* Hero */
        .hero-cat {
            position: relative;
            background-color: var(--color-bg-dark);
            background-image: linear-gradient(rgba(26, 23, 18, 0.82), rgba(26, 23, 18, 0.94)), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            color: var(--color-text-light);
            padding: 70px 0 80px;
            overflow: hidden;
        }
        .hero-cat::before {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-gold) 50%, var(--color-primary) 100%);
        }
        .breadcrumb-lz {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb-lz a {
            color: var(--color-text-light-muted);
            transition: color var(--transition-base);
        }
        .breadcrumb-lz a:hover {
            color: var(--color-gold);
        }
        .breadcrumb-lz .sep {
            color: var(--color-text-light-subtle);
        }
        .breadcrumb-lz .current {
            color: var(--color-gold);
            font-weight: 500;
        }
        .hero-cat h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            color: var(--color-text-light);
            max-width: 720px;
        }
        .hero-cat .hero-desc {
            font-size: 1.05rem;
            color: var(--color-text-light-muted);
            max-width: 620px;
            line-height: 1.9;
            margin-bottom: 28px;
        }
        .hero-cat .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-cat .hero-stats-mini {
            display: flex;
            gap: 32px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .hero-cat .hero-stat-mini {
            display: flex;
            flex-direction: column;
        }
        .hero-cat .hero-stat-mini .num {
            font-family: var(--font-mono);
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-gold);
            line-height: 1.2;
        }
        .hero-cat .hero-stat-mini .lbl {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            margin-top: 4px;
        }

        /* Post list (full-width list style) */
        .post-list-item {
            display: flex;
            gap: 28px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 20px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
            border: 1px solid transparent;
        }
        .post-list-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-border-light);
        }
        .post-thumb {
            flex: 0 0 280px;
            max-width: 280px;
            position: relative;
            border-radius: var(--radius-image);
            overflow: hidden;
            background-color: var(--color-bg-light);
        }
        .post-thumb img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .post-list-item:hover .post-thumb img {
            transform: scale(1.03);
        }
        .post-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .post-meta .badge-lz-cat {
            background: rgba(240, 96, 0, 0.1);
            color: var(--color-primary);
            padding: 3px 10px;
            border-radius: 4px;
            font-weight: 600;
            font-size: 0.75rem;
        }
        .post-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
            letter-spacing: -0.005em;
        }
        .post-excerpt {
            font-size: 0.92rem;
            color: var(--color-text-body);
            line-height: 1.8;
            margin-bottom: 14px;
            flex: 1;
        }
        .post-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* Category cards */
        .cat-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
            border: 1px solid var(--color-border-light);
            height: 100%;
            text-align: center;
        }
        .cat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .cat-card .cat-icon {
            width: 48px;
            height: 48px;
            background: rgba(240, 96, 0, 0.08);
            color: var(--color-primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 14px;
        }
        .cat-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 8px;
        }
        .cat-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Growth steps */
        .growth-step {
            position: relative;
            padding-left: 44px;
            padding-bottom: 32px;
            border-left: 2px solid var(--color-border-light);
        }
        .growth-step:last-child {
            padding-bottom: 0;
            border-left-color: transparent;
        }
        .growth-step .step-num {
            position: absolute;
            left: -16px;
            top: 0;
            width: 30px;
            height: 30px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 0.85rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
        }
        .growth-step h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 6px;
        }
        .growth-step p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Dark stats */
        .stats-row-dark {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .stat-item-dark {
            flex: 1;
            min-width: 160px;
            text-align: center;
            padding: 20px;
            background: rgba(247, 244, 238, 0.04);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-dark);
        }
        .stat-item-dark .num {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-gold);
            line-height: 1.2;
        }
        .stat-item-dark .lbl {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            margin-top: 6px;
        }

        /* FAQ */
        .faq-accordion .accordion-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            margin-bottom: 14px;
            overflow: hidden;
            background: #FFFFFF;
            box-shadow: 0 1px 4px rgba(26, 23, 18, 0.03);
        }
        .faq-accordion .accordion-button {
            background: #FFFFFF;
            color: var(--color-text-dark);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: #FFFFFF;
            color: var(--color-primary);
            box-shadow: none;
            border-bottom: 1px solid var(--color-border-light);
        }
        .faq-accordion .accordion-button:focus {
            outline: 2px solid rgba(240, 96, 0, 0.3);
            outline-offset: 2px;
        }
        .faq-accordion .accordion-button .faq-icon {
            color: var(--color-gold);
            font-size: 0.85rem;
            transition: transform 0.4s ease;
        }
        .faq-accordion .accordion-button:not(.collapsed) .faq-icon {
            transform: rotate(180deg);
        }
        .faq-accordion .accordion-body {
            padding: 16px 22px 18px;
            font-size: 0.9rem;
            color: var(--color-text-body);
            line-height: 1.8;
        }

        /* Form */
        .cta-form-section {
            background: var(--color-bg-light);
            position: relative;
        }
        .cta-form-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 40px;
            box-shadow: var(--shadow-card-hover);
            border: 1px solid var(--color-border-light);
        }
        .cta-form-card .form-label {
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--color-text-dark);
            margin-bottom: 6px;
        }
        .cta-form-card .form-control {
            border-radius: 6px;
            border: 1.5px solid var(--color-border-light);
            padding: 10px 14px;
            font-size: 0.92rem;
            color: var(--color-text-dark);
            background: #FFFFFF;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            box-shadow: none;
        }
        .cta-form-card .form-control:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.1);
        }
        .cta-form-card .form-control::placeholder {
            color: var(--color-text-muted);
        }
        .cta-form-card .form-select {
            border-radius: 6px;
            border: 1.5px solid var(--color-border-light);
            padding: 10px 14px;
            font-size: 0.92rem;
            color: var(--color-text-dark);
            background-color: #FFFFFF;
            box-shadow: none;
            appearance: auto;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }
        .cta-form-card .form-select:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.1);
        }
        .cta-form-card .form-text {
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }
        .privacy-note {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 12px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-light-muted);
            padding: 60px 0 28px;
            font-size: 0.88rem;
        }
        .site-footer h5 {
            color: var(--color-text-light);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-light);
            margin-bottom: 14px;
        }
        .footer-brand .brand-icon {
            width: 28px;
            height: 28px;
            font-size: 0.85rem;
            border-radius: 6px;
        }
        .footer-desc {
            font-size: 0.84rem;
            color: var(--color-text-light-subtle);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: var(--color-text-light-muted);
            font-size: 0.84rem;
            transition: color var(--transition-base), padding-left var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--color-gold);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border-dark);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--color-text-light-subtle);
        }
        .footer-bottom a {
            color: var(--color-text-light-muted);
        }
        .footer-bottom a:hover {
            color: var(--color-gold);
        }
        .footer-divider {
            margin: 0 8px;
            color: var(--color-border-dark);
        }

        /* Responsive */
        @media (max-width: 991px) {
            .navbar-toggler-lz {
                display: inline-block;
            }
            .navbar-nav-lz {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 12px 0 4px;
                border-top: 1px solid var(--color-border-light);
                margin-top: 10px;
            }
            .navbar-nav-lz.show {
                display: flex;
            }
            .nav-link {
                padding: 12px 8px;
                border-radius: 6px;
                font-size: 0.95rem;
            }
            .nav-link::after {
                display: none;
            }
            .site-header .container {
                padding-bottom: 10px;
            }
            .nav-cta-btn.d-none.d-lg-inline-block {
                display: none !important;
            }
            .hero-cat h1 {
                font-size: 1.9rem;
            }
            .hero-cat {
                padding: 50px 0 60px;
            }
            .post-list-item {
                flex-direction: column;
                gap: 16px;
                padding: 16px;
            }
            .post-thumb {
                flex: 0 0 auto;
                max-width: 100%;
            }
            .post-thumb img {
                height: 200px;
            }
            .stats-row-dark {
                gap: 14px;
            }
            .stat-item-dark {
                min-width: 120px;
                padding: 14px;
            }
            .cta-form-card {
                padding: 28px;
            }
        }
        @media (max-width: 767px) {
            :root {
                --section-spacing: 50px;
                --section-spacing-mobile: 40px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-cat h1 {
                font-size: 1.6rem;
            }
            .hero-cat .hero-desc {
                font-size: 0.95rem;
            }
            .hero-cat .hero-stats-mini {
                gap: 18px;
                flex-wrap: wrap;
            }
            .hero-cat .hero-stat-mini .num {
                font-size: 1.4rem;
            }
            .post-thumb img {
                height: 160px;
            }
            .stats-row-dark {
                flex-direction: column;
                gap: 10px;
            }
            .stat-item-dark {
                min-width: 100%;
            }
            .cta-form-card {
                padding: 20px;
            }
            .cta-form-card .btn-lz {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .post-content h3 {
                font-size: 1.05rem;
            }
            .post-excerpt {
                font-size: 0.88rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #F06000;
            --color-primary-dark: #D05000;
            --color-gold: #C9A227;
            --color-bg-dark: #1A1712;
            --color-bg-darker: #14110D;
            --color-bg-light: #F7F4EE;
            --color-bg-white: #FFFFFF;
            --color-card-dark: #252019;
            --color-text-dark: #1A1712;
            --color-text-body: #44403A;
            --color-text-muted: #8A8378;
            --color-text-light: #F7F4EE;
            --color-text-light-muted: #D4CEC4;
            --color-text-light-subtle: #8B8278;
            --color-border-light: #E5DFD4;
            --color-border-dark: #3A342A;
            --radius-card: 10px;
            --radius-button: 8px;
            --radius-image: 5px;
            --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
            --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
            --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition-base: 0.3s ease;
            --container-max: 1200px;
            --section-spacing: 70px;
            --section-spacing-mobile: 50px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 15.5px;
            font-weight: 400;
            line-height: 1.85;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }

        a:hover {
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-padding {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }

        .section-padding-sm {
            padding-top: 50px;
            padding-bottom: 50px;
        }

        .btn-lz {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.92rem;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.015em;
        }

        .btn-lz-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
        }

        .btn-lz-primary:hover,
        .btn-lz-primary:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
        }

        .btn-lz-outline-gold {
            background: transparent;
            color: var(--color-gold);
            border: 1.5px solid var(--color-gold);
        }

        .btn-lz-outline-gold:hover,
        .btn-lz-outline-gold:focus {
            background-color: rgba(201, 162, 39, 0.1);
            color: var(--color-gold);
            border-color: var(--color-gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
        }

        .btn-lz-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid rgba(247, 244, 238, 0.4);
        }

        .btn-lz-outline-light:hover,
        .btn-lz-outline-light:focus {
            background-color: rgba(247, 244, 238, 0.1);
            color: var(--color-text-light);
            border-color: var(--color-text-light);
            transform: translateY(-2px);
        }

        .btn-lz-sm {
            padding: 8px 18px;
            font-size: 0.82rem;
            border-radius: 6px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 14px;
        }

        .section-tag::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--color-primary);
            border-radius: 50%;
        }

        .section-tag-light {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-gold);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 14px;
        }

        .section-tag-light::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--color-gold);
            border-radius: 50%;
        }

        .section-title-group {
            margin-bottom: 40px;
        }

        .section-title-group .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 640px;
            line-height: 1.8;
        }

        .bg-dark-section {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
        }

        .bg-dark-section .section-desc {
            color: var(--color-text-light-muted);
        }

        /* Header / Navigation */
        .site-header {
            background-color: var(--color-bg-light);
            border-bottom: 1px solid var(--color-border-light);
            padding: 10px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(26, 23, 18, 0.08);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0;
            flex-wrap: wrap;
        }

        .navbar-brand-lz {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-text-dark);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .navbar-brand-lz:hover {
            color: var(--color-primary);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary) 0%, #FF8C42 100%);
            color: #FFFFFF;
            border-radius: 8px;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .navbar-toggler-lz {
            display: none;
            background: transparent;
            border: 1px solid var(--color-border-light);
            border-radius: 6px;
            padding: 8px 12px;
            font-size: 1.2rem;
            color: var(--color-text-dark);
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .navbar-toggler-lz:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .navbar-nav-lz {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .navbar-nav-lz .nav-item {
            margin: 0;
        }

        .navbar-nav-lz .nav-link {
            display: block;
            padding: 10px 14px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-body);
            position: relative;
            transition: color var(--transition-base);
            white-space: nowrap;
        }

        .navbar-nav-lz .nav-link::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background-color: var(--color-gold);
            transition: width var(--transition-base);
            border-radius: 1px;
        }

        .navbar-nav-lz .nav-link:hover {
            color: var(--color-primary);
        }

        .navbar-nav-lz .nav-link:hover::after {
            width: 60%;
        }

        .navbar-nav-lz .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .navbar-nav-lz .nav-link.active::after {
            width: 60%;
            background-color: var(--color-primary);
        }

        .nav-cta-btn {
            padding: 9px 22px;
            font-size: 0.85rem;
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-radius: var(--radius-button);
            font-weight: 600;
            transition: all var(--transition-base);
            white-space: nowrap;
            border: 1px solid var(--color-primary);
        }

        .nav-cta-btn:hover {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(240, 96, 0, 0.3);
        }

        /* Hero */
        .category-hero {
            background-color: var(--color-bg-dark);
            background-image: linear-gradient(rgba(26, 23, 18, 0.82), rgba(26, 23, 18, 0.92)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: var(--color-text-light);
            padding: 70px 0 60px;
            position: relative;
        }

        .category-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--color-text-light);
            margin-bottom: 16px;
        }

        .category-hero .hero-desc {
            font-size: 1rem;
            color: var(--color-text-light-muted);
            max-width: 680px;
            line-height: 1.85;
            margin-bottom: 0;
        }

        .breadcrumb-lz {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .breadcrumb-lz a {
            color: var(--color-gold);
            transition: color var(--transition-base);
        }

        .breadcrumb-lz a:hover {
            color: #E0C050;
        }

        .breadcrumb-lz .separator {
            opacity: 0.5;
        }

        .breadcrumb-lz .current {
            color: var(--color-text-light-muted);
        }

        /* Announcement Featured */
        .featured-announcement {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 0;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
            border: 1px solid var(--color-border-light);
        }

        .featured-announcement:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .featured-announcement .featured-image {
            height: 280px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .featured-announcement .featured-image .badge-overlay {
            position: absolute;
            top: 16px;
            left: 16px;
            background-color: var(--color-primary);
            color: #FFFFFF;
            padding: 6px 16px;
            border-radius: 4px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        .featured-announcement .featured-content {
            padding: 28px 30px;
        }

        .featured-announcement .featured-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .featured-announcement .featured-content p {
            color: var(--color-text-body);
            font-size: 0.92rem;
            line-height: 1.8;
            margin-bottom: 18px;
        }

        .announcement-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .announcement-meta i {
            margin-right: 4px;
            color: var(--color-gold);
        }

        /* Timeline */
        .timeline-section {
            background-color: var(--color-bg-light);
        }

        .timeline-wrapper {
            position: relative;
            padding-left: 0;
        }

        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 24px;
            top: 0;
            bottom: 0;
            width: 2px;
            background-color: var(--color-border-light);
            border-radius: 1px;
        }

        .timeline-item {
            position: relative;
            padding-left: 64px;
            margin-bottom: 36px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-item .timeline-dot {
            position: absolute;
            left: 14px;
            top: 6px;
            width: 20px;
            height: 20px;
            background-color: var(--color-bg-light);
            border: 3px solid var(--color-primary);
            border-radius: 50%;
            z-index: 1;
            transition: all var(--transition-base);
        }

        .timeline-item:hover .timeline-dot {
            background-color: var(--color-primary);
            box-shadow: 0 0 0 5px rgba(240, 96, 0, 0.15);
        }

        .timeline-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            padding: 24px 28px;
            transition: all var(--transition-base);
        }

        .timeline-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(240, 96, 0, 0.25);
        }

        .timeline-card .timeline-date {
            display: inline-block;
            font-family: var(--font-mono);
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-primary);
            background-color: rgba(240, 96, 0, 0.08);
            padding: 4px 12px;
            border-radius: 4px;
            margin-bottom: 10px;
        }

        .timeline-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .timeline-card p {
            font-size: 0.9rem;
            color: var(--color-text-body);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .announcement-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .announcement-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--color-text-muted);
            background-color: var(--color-bg-light);
            border: 1px solid var(--color-border-light);
            padding: 3px 10px;
            border-radius: 4px;
            transition: all var(--transition-base);
        }

        .announcement-tag:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background-color: rgba(240, 96, 0, 0.05);
        }

        .btn-read-more {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-primary);
            background: transparent;
            border: none;
            padding: 0;
            cursor: pointer;
            transition: color var(--transition-base);
            position: relative;
        }

        .btn-read-more i {
            font-size: 0.7rem;
            margin-left: 4px;
            transition: transform var(--transition-base);
        }

        .btn-read-more:hover {
            color: var(--color-primary-dark);
        }

        .btn-read-more:hover i {
            transform: translateX(4px);
        }

        /* Sidebar */
        .sidebar-widget {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 24px;
        }

        .sidebar-widget h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-primary);
            display: inline-block;
        }

        .sidebar-category-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .sidebar-category-list li {
            margin-bottom: 6px;
        }

        .sidebar-category-list li a {
            display: block;
            padding: 10px 14px;
            font-size: 0.85rem;
            color: var(--color-text-body);
            border-radius: 6px;
            transition: all var(--transition-base);
            border-left: 3px solid transparent;
        }

        .sidebar-category-list li a:hover {
            color: var(--color-primary);
            background-color: rgba(240, 96, 0, 0.05);
            border-left-color: var(--color-primary);
        }

        .sidebar-category-list li a.active-sidebar {
            color: var(--color-primary);
            font-weight: 600;
            background-color: rgba(240, 96, 0, 0.08);
            border-left-color: var(--color-primary);
        }

        .sidebar-hot-item {
            display: flex;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .sidebar-hot-item:last-child {
            border-bottom: none;
        }

        .sidebar-hot-item .hot-thumb {
            width: 56px;
            height: 56px;
            border-radius: 6px;
            background-size: cover;
            background-position: center;
            flex-shrink: 0;
        }

        .sidebar-hot-item .hot-info h4 {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-text-dark);
            line-height: 1.5;
            margin-bottom: 2px;
        }

        .sidebar-hot-item .hot-info .hot-date {
            font-size: 0.72rem;
            color: var(--color-text-muted);
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background-color: var(--color-bg-dark);
            background-image: linear-gradient(rgba(26, 23, 18, 0.9), rgba(26, 23, 18, 0.95)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            color: var(--color-text-light);
            padding: 60px 0;
        }

        .subscribe-cta h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-text-light);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .subscribe-cta p {
            color: var(--color-text-light-muted);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-button);
            border: 1px solid var(--color-border-dark);
            background-color: rgba(255, 255, 255, 0.06);
            color: var(--color-text-light);
            font-size: 0.9rem;
            transition: all var(--transition-base);
            outline: none;
        }

        .subscribe-form input::placeholder {
            color: var(--color-text-light-subtle);
        }

        .subscribe-form input:focus {
            border-color: var(--color-primary);
            background-color: rgba(255, 255, 255, 0.1);
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.2);
        }

        /* FAQ */
        .faq-section {
            background-color: var(--color-bg-light);
        }

        .faq-item {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            margin-bottom: 14px;
            overflow: hidden;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-dark);
            text-align: left;
            transition: all var(--transition-base);
            gap: 16px;
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-question i {
            color: var(--color-gold);
            transition: transform 0.4s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 20px;
        }

        .faq-answer p {
            font-size: 0.88rem;
            color: var(--color-text-body);
            line-height: 1.8;
            margin: 0;
            padding-top: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-bg-darker);
            color: var(--color-text-light-muted);
            padding: 50px 0 24px;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--color-text-light);
            margin-bottom: 14px;
        }

        .site-footer .footer-desc {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            line-height: 1.7;
        }

        .site-footer h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links li a {
            font-size: 0.8rem;
            color: var(--color-text-light-subtle);
            transition: color var(--transition-base);
        }

        .footer-links li a:hover {
            color: var(--color-gold);
        }

        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border-dark);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.75rem;
            color: var(--color-text-light-subtle);
        }

        .footer-divider {
            margin: 0 8px;
            opacity: 0.4;
        }

        /* Button focus states */
        .btn-lz:focus-visible,
        .navbar-toggler-lz:focus-visible,
        .faq-question:focus-visible,
        .subscribe-form input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        /* Load More */
        .load-more-btn {
            text-align: center;
            margin-top: 30px;
        }

        /* Responsive */
        @media (max-width: 991px) {
            .navbar-toggler-lz {
                display: inline-block;
            }

            .navbar-nav-lz {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 0 8px;
                gap: 0;
            }

            .navbar-nav-lz.show {
                display: flex;
            }

            .navbar-nav-lz .nav-link {
                padding: 10px 4px;
                width: 100%;
                border-bottom: 1px solid var(--color-border-light);
            }

            .navbar-nav-lz .nav-link::after {
                display: none;
            }

            .nav-cta-btn {
                margin-top: 12px;
            }

            .category-hero {
                padding: 50px 0 40px;
            }

            .category-hero h1 {
                font-size: 2rem;
            }

            .timeline-wrapper::before {
                left: 16px;
            }

            .timeline-item {
                padding-left: 48px;
            }

            .timeline-item .timeline-dot {
                left: 6px;
                width: 18px;
                height: 18px;
            }

            .featured-announcement .featured-image {
                height: 200px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-spacing: 50px;
                --section-spacing-mobile: 40px;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .category-hero h1 {
                font-size: 1.6rem;
            }

            .category-hero .hero-desc {
                font-size: 0.88rem;
            }

            .timeline-card {
                padding: 18px 16px;
            }

            .timeline-card h3 {
                font-size: 1rem;
            }

            .featured-announcement .featured-content {
                padding: 18px 16px;
            }

            .featured-announcement .featured-content h2 {
                font-size: 1.2rem;
            }

            .subscribe-cta h2 {
                font-size: 1.4rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .btn-lz {
                padding: 10px 20px;
                font-size: 0.85rem;
            }

            .navbar-brand-lz {
                font-size: 1.15rem;
            }
        }

        @media (max-width: 520px) {
            .timeline-wrapper::before {
                display: none;
            }

            .timeline-item {
                padding-left: 0;
            }

            .timeline-item .timeline-dot {
                display: none;
            }

            .timeline-card {
                padding: 16px 14px;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form input {
                min-width: 100%;
            }

            .category-hero h1 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #F06000;
            --color-primary-dark: #D05000;
            --color-gold: #C9A227;
            --color-bg-dark: #1A1712;
            --color-bg-darker: #14110D;
            --color-bg-light: #F7F4EE;
            --color-bg-white: #FFFFFF;
            --color-card-dark: #252019;
            --color-text-dark: #1A1712;
            --color-text-body: #44403A;
            --color-text-muted: #8A8378;
            --color-text-light: #F7F4EE;
            --color-text-light-muted: #D4CEC4;
            --color-text-light-subtle: #8B8278;
            --color-border-light: #E5DFD4;
            --color-border-dark: #3A342A;
            --radius-card: 10px;
            --radius-button: 8px;
            --radius-image: 5px;
            --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
            --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
            --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition-base: 0.3s ease;
            --container-max: 1200px;
            --section-spacing: 70px;
            --section-spacing-mobile: 50px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 15.5px;
            font-weight: 400;
            line-height: 1.85;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }
        a:hover { text-decoration: none; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea, select { font-family: inherit; font-size: inherit; line-height: inherit; }
        .container { max-width: var(--container-max); padding-left: 24px; padding-right: 24px; }
        .section-padding { padding-top: var(--section-spacing); padding-bottom: var(--section-spacing); }
        .section-padding-sm { padding-top: 50px; padding-bottom: 50px; }

        /* 按钮系统 */
        .btn-lz {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.92rem;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.015em;
        }
        .btn-lz-primary { background-color: var(--color-primary); color: #FFFFFF; border: 1px solid var(--color-primary); }
        .btn-lz-primary:hover, .btn-lz-primary:focus {
            background-color: var(--color-primary-dark); border-color: var(--color-primary-dark);
            color: #FFFFFF; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
        }
        .btn-lz-outline-gold { background: transparent; color: var(--color-gold); border: 1.5px solid var(--color-gold); }
        .btn-lz-outline-gold:hover, .btn-lz-outline-gold:focus {
            background-color: rgba(201, 162, 39, 0.1); color: var(--color-gold);
            border-color: var(--color-gold); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
        }
        .btn-lz-outline-light { background: transparent; color: var(--color-text-light); border: 1.5px solid rgba(247, 244, 238, 0.4); }
        .btn-lz-outline-light:hover, .btn-lz-outline-light:focus {
            background-color: rgba(247, 244, 238, 0.1); color: var(--color-text-light);
            border-color: var(--color-text-light); transform: translateY(-2px);
        }
        .btn-lz-sm { padding: 8px 18px; font-size: 0.82rem; border-radius: 6px; }

        .section-tag {
            display: inline-block; font-size: 0.78rem; font-weight: 600;
            letter-spacing: 0.06em; color: var(--color-primary);
            text-transform: uppercase; margin-bottom: 10px; position: relative; padding-left: 14px;
        }
        .section-tag::before {
            content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
            width: 6px; height: 6px; background-color: var(--color-primary); border-radius: 50%;
        }
        .section-title-group { margin-bottom: 40px; }
        .section-title-group .section-desc { font-size: 0.95rem; color: var(--color-text-muted); max-width: 640px; line-height: 1.8; }

        /* 导航 */
        .site-header {
            background-color: var(--color-bg-dark); color: var(--color-text-light);
            padding: 14px 0; position: sticky; top: 0; z-index: 1050;
            border-bottom: 1px solid var(--color-border-dark);
        }
        .site-header .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; }
        .navbar { display: flex; align-items: center; width: 100%; }
        .navbar-brand-lz {
            display: flex; align-items: center; gap: 10px; font-size: 1.2rem;
            font-weight: 700; color: var(--color-text-light); letter-spacing: 0.02em;
        }
        .navbar-brand-lz:hover { color: var(--color-gold); }
        .brand-icon {
            width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center;
            background: linear-gradient(135deg, #F06000 0%, #C9A227 100%);
            border-radius: 7px; font-size: 0.95rem; color: #FFFFFF;
        }
        .navbar-toggler-lz {
            display: none; background: none; border: 1px solid var(--color-border-dark);
            border-radius: 6px; color: var(--color-text-light); padding: 8px 12px;
            font-size: 1.1rem; cursor: pointer; transition: all var(--transition-base);
        }
        .navbar-toggler-lz:hover { border-color: var(--color-gold); color: var(--color-gold); }
        .navbar-nav-lz {
            display: flex; list-style: none; margin: 0; padding: 0;
            align-items: center; gap: 6px; flex-wrap: wrap; margin-left: auto;
        }
        .nav-item { position: relative; }
        .nav-link {
            display: inline-block; padding: 8px 14px; font-size: 0.88rem; font-weight: 500;
            color: var(--color-text-light-muted); border-radius: 6px;
            transition: all var(--transition-base); position: relative;
        }
        .nav-link:hover { color: var(--color-gold); background-color: rgba(201, 162, 39, 0.08); }
        .nav-link.active {
            color: var(--color-text-light); font-weight: 600;
        }
        .nav-link.active::after {
            content: ''; position: absolute; bottom: 2px; left: 14px; right: 14px;
            height: 2px; background-color: var(--color-gold); border-radius: 1px;
        }
        .nav-cta-btn {
            padding: 9px 20px; border-radius: var(--radius-button); background-color: var(--color-primary);
            color: #FFFFFF; font-weight: 600; font-size: 0.85rem; border: none;
            transition: all var(--transition-base); margin-left: 12px; white-space: nowrap;
        }
        .nav-cta-btn:hover { background-color: var(--color-primary-dark); color: #FFFFFF; transform: translateY(-1px); }

        /* 面包屑 + Hero */
        .breadcrumb-lz {
            display: flex; align-items: center; gap: 8px; padding: 18px 0 0;
            font-size: 0.82rem; color: var(--color-text-muted);
        }
        .breadcrumb-lz a { color: var(--color-text-muted); transition: color var(--transition-base); }
        .breadcrumb-lz a:hover { color: var(--color-primary); }
        .breadcrumb-lz .separator { color: var(--color-text-muted); opacity: 0.6; }
        .breadcrumb-lz .current { color: var(--color-primary); font-weight: 600; }

        .hero-lz {
            background-color: var(--color-bg-dark); color: var(--color-text-light);
            padding: 50px 0 70px; position: relative; overflow: hidden;
            background-image: linear-gradient(135deg, rgba(26,23,18,0.92) 0%, rgba(26,23,18,0.85) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover; background-position: center;
        }
        .hero-lz::before {
            content: ''; position: absolute; top: -80px; right: -80px; width: 340px; height: 340px;
            background: radial-gradient(circle, rgba(240,96,0,0.25) 0%, transparent 70%);
            border-radius: 50%; pointer-events: none;
        }
        .hero-lz .container { position: relative; z-index: 1; }
        .hero-lz h1 {
            font-size: 2.4rem; font-weight: 800; line-height: 1.25; letter-spacing: -0.02em;
            margin: 12px 0 18px; color: var(--color-text-light); max-width: 680px;
        }
        .hero-lz .hero-sub {
            font-size: 1rem; color: var(--color-text-light-muted); line-height: 1.85;
            max-width: 580px; margin-bottom: 28px;
        }
        .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
        .hero-highlight {
            background: rgba(255,255,255,0.05); border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card); padding: 22px 26px; margin-top: 36px;
            display: flex; align-items: center; gap: 22px; flex-wrap: wrap;
        }
        .hero-highlight .hl-icon {
            width: 48px; height: 48px; border-radius: 8px; background: rgba(240,96,0,0.2);
            display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: var(--color-primary);
        }
        .hero-highlight .hl-text { font-size: 0.9rem; color: var(--color-text-light-muted); line-height: 1.6; }
        .hero-highlight .hl-text strong { color: var(--color-text-light); display: block; font-size: 1rem; }

        /* 指标看板 */
        .metrics-section { background-color: var(--color-bg-dark); padding: 0 0 50px; margin-top: -1px; }
        .metrics-grid {
            display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
            background-color: var(--color-border-dark); border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card); overflow: hidden;
        }
        .metric-cell {
            background-color: var(--color-bg-darker); padding: 28px 24px; text-align: center;
            transition: all var(--transition-base);
        }
        .metric-cell:hover { background-color: #1e1913; }
        .metric-number {
            font-family: var(--font-mono); font-size: 2.4rem; font-weight: 800;
            color: var(--color-primary); line-height: 1.1; letter-spacing: -0.02em;
        }
        .metric-label {
            font-size: 0.82rem; color: var(--color-text-light-subtle); margin-top: 8px; font-weight: 500;
        }

        /* 攻略内容卡片 */
        .guide-card {
            background-color: var(--color-bg-white); border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light); overflow: hidden;
            transition: all var(--transition-base); height: 100%;
            box-shadow: var(--shadow-card);
        }
        .guide-card:hover {
            transform: translateY(-4px); box-shadow: var(--shadow-card-hover);
            border-color: rgba(240, 96, 0, 0.2);
        }
        .guide-card .card-img-wrap { overflow: hidden; position: relative; }
        .guide-card .card-img-wrap img {
            width: 100%; height: 200px; object-fit: cover;
            transition: transform var(--transition-base);
        }
        .guide-card:hover .card-img-wrap img { transform: scale(1.03); }
        .guide-card .card-body { padding: 22px 24px 24px; }
        .guide-card .card-date { font-size: 0.78rem; color: var(--color-text-muted); margin-bottom: 8px; display: block; }
        .guide-card .card-title {
            font-size: 1.05rem; font-weight: 700; color: var(--color-text-dark);
            line-height: 1.4; margin-bottom: 10px; transition: color var(--transition-base);
        }
        .guide-card:hover .card-title { color: var(--color-primary); }
        .guide-card .card-excerpt {
            font-size: 0.86rem; color: var(--color-text-body); line-height: 1.7;
            margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
        }
        .guide-card .card-link {
            font-size: 0.82rem; font-weight: 600; color: var(--color-primary);
            display: inline-flex; align-items: center; gap: 6px; transition: all var(--transition-base);
        }
        .guide-card .card-link:hover { color: var(--color-primary-dark); gap: 10px; }
        .guide-card-featured { display: flex; flex-direction: column; }
        .guide-card-featured .card-img-wrap img { height: 300px; }

        /* 标签云 */
        .tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
        .tag-item {
            display: inline-block; padding: 6px 16px; background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light); border-radius: 6px;
            font-size: 0.82rem; font-weight: 500; color: var(--color-text-body);
            transition: all var(--transition-base);
        }
        .tag-item:hover {
            background-color: var(--color-primary); color: #FFFFFF; border-color: var(--color-primary);
            transform: translateY(-2px);
        }

        /* 深度内容区 */
        .deep-content-section { background-color: var(--color-bg-light); }
        .deep-content-wrapper {
            background-color: var(--color-bg-white); border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light); padding: 40px 44px;
            box-shadow: var(--shadow-card);
        }
        .deep-content-wrapper h2 {
            font-size: 1.7rem; font-weight: 700; color: var(--color-text-dark);
            margin-bottom: 20px; line-height: 1.35;
        }
        .deep-content-wrapper p {
            margin-bottom: 18px; color: var(--color-text-body); line-height: 1.9; font-size: 0.95rem;
        }
        .deep-content-wrapper .highlight-quote {
            border-left: 3px solid var(--color-primary); background-color: rgba(240,96,0,0.04);
            padding: 18px 22px; border-radius: 4px; margin: 24px 0; font-size: 0.92rem;
            color: var(--color-text-dark); font-weight: 500; line-height: 1.8;
        }

        /* 流程步骤 */
        .process-step {
            display: flex; gap: 18px; align-items: flex-start; margin-bottom: 28px;
        }
        .process-step .step-num {
            min-width: 42px; height: 42px; border-radius: 8px; background-color: var(--color-primary);
            color: #FFFFFF; display: flex; align-items: center; justify-content: center;
            font-weight: 700; font-size: 1.1rem; flex-shrink: 0;
        }
        .process-step .step-content h4 {
            font-size: 1rem; font-weight: 700; color: var(--color-text-dark); margin-bottom: 6px;
        }
        .process-step .step-content p { font-size: 0.88rem; color: var(--color-text-body); margin: 0; line-height: 1.7; }

        /* 对比区 */
        .compare-section { background-color: var(--color-bg-dark); color: var(--color-text-light); }
        .compare-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
        .compare-card {
            border-radius: var(--radius-card); padding: 32px 30px;
            border: 1px solid var(--color-border-dark); transition: all var(--transition-base);
        }
        .compare-card.old-way { background-color: var(--color-bg-darker); }
        .compare-card.new-way {
            background-color: var(--color-card-dark); border-color: rgba(240,96,0,0.35);
        }
        .compare-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 18px; }
        .compare-card ul { list-style: none; padding: 0; margin: 0; }
        .compare-card ul li {
            padding: 10px 0; font-size: 0.9rem; color: var(--color-text-light-muted);
            display: flex; align-items: flex-start; gap: 10px; line-height: 1.6;
            border-bottom: 1px solid var(--color-border-dark);
        }
        .compare-card ul li:last-child { border-bottom: none; }
        .compare-card ul li i { margin-top: 4px; flex-shrink: 0; }
        .compare-card.old-way ul li i { color: var(--color-text-light-subtle); }
        .compare-card.new-way ul li i { color: var(--color-primary); }

        /* FAQ */
        .faq-item {
            background-color: var(--color-bg-white); border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card); margin-bottom: 14px; overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover { border-color: rgba(240,96,0,0.25); box-shadow: var(--shadow-card); }
        .faq-question {
            padding: 18px 22px; display: flex; justify-content: space-between; align-items: center;
            cursor: pointer; font-weight: 600; font-size: 0.95rem; color: var(--color-text-dark);
            background: none; border: none; width: 100%; text-align: left; gap: 16px;
            transition: color var(--transition-base);
        }
        .faq-question:hover { color: var(--color-primary); }
        .faq-question .faq-icon {
            min-width: 20px; height: 20px; display: flex; align-items: center; justify-content: center;
            transition: transform 0.4s ease; color: var(--color-primary); flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer { max-height: 300px; padding-bottom: 20px; }
        .faq-answer p {
            font-size: 0.88rem; color: var(--color-text-body); line-height: 1.8; margin: 0;
        }

        /* CTA 表单 */
        .cta-section { background-color: var(--color-bg-light); }
        .cta-wrapper {
            background-color: var(--color-bg-dark); border-radius: var(--radius-card);
            padding: 48px 50px; color: var(--color-text-light);
            background-image: linear-gradient(135deg, rgba(26,23,18,0.95) 0%, rgba(26,23,18,0.9) 100%), url('/assets/images/backpic/back-3.webp');
            background-size: cover; background-position: center;
        }
        .cta-wrapper h2 { font-size: 1.6rem; font-weight: 700; margin-bottom: 12px; color: var(--color-text-light); }
        .cta-wrapper .cta-desc { font-size: 0.92rem; color: var(--color-text-light-muted); margin-bottom: 28px; }
        .form-lz .form-control {
            background-color: rgba(255,255,255,0.08); border: 1px solid var(--color-border-dark);
            border-radius: 6px; color: var(--color-text-light); padding: 12px 16px;
            font-size: 0.9rem; transition: all var(--transition-base);
        }
        .form-lz .form-control:focus {
            background-color: rgba(255,255,255,0.12); border-color: var(--color-primary);
            box-shadow: none; color: var(--color-text-light); outline: none;
        }
        .form-lz .form-control::placeholder { color: var(--color-text-light-subtle); }
        .form-lz label { font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--color-text-light-muted); }
        .form-lz .form-text { font-size: 0.78rem; color: var(--color-text-light-subtle); margin-top: 8px; }

        /* 页脚 */
        .site-footer {
            background-color: var(--color-bg-darker); color: var(--color-text-light-muted);
            padding: 50px 0 30px; border-top: 1px solid var(--color-border-dark);
        }
        .footer-brand {
            display: flex; align-items: center; gap: 10px; font-size: 1.1rem;
            font-weight: 700; color: var(--color-text-light); margin-bottom: 14px;
        }
        .footer-desc { font-size: 0.85rem; color: var(--color-text-light-subtle); line-height: 1.7; max-width: 320px; }
        .site-footer h5 {
            font-size: 0.95rem; font-weight: 700; color: var(--color-text-light);
            margin-bottom: 16px; letter-spacing: 0.02em;
        }
        .footer-links { list-style: none; padding: 0; margin: 0; }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a {
            font-size: 0.85rem; color: var(--color-text-light-subtle);
            transition: color var(--transition-base);
        }
        .footer-links a:hover { color: var(--color-gold); }
        .footer-bottom {
            border-top: 1px solid var(--color-border-dark); margin-top: 36px; padding-top: 20px;
            display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
            font-size: 0.78rem; color: var(--color-text-light-subtle);
        }
        .footer-divider { margin: 0 8px; opacity: 0.5; }

        /* 响应式 */
        @media (max-width: 991px) {
            .navbar-toggler-lz { display: inline-block; }
            .navbar-nav-lz {
                display: none; flex-direction: column; align-items: flex-start;
                width: 100%; padding: 16px 0 8px; margin-top: 12px;
                border-top: 1px solid var(--color-border-dark);
            }
            .navbar-nav-lz.show { display: flex; }
            .nav-link { padding: 10px 0; font-size: 0.95rem; }
            .nav-cta-btn { margin-left: 0; margin-top: 8px; }
            .hero-lz h1 { font-size: 1.8rem; }
            .metrics-grid { grid-template-columns: repeat(2, 1fr); }
            .compare-cards { grid-template-columns: 1fr; }
            .deep-content-wrapper { padding: 28px 24px; }
            .cta-wrapper { padding: 32px 28px; }
        }
        @media (max-width: 767px) {
            .container { padding-left: 16px; padding-right: 16px; }
            .hero-lz h1 { font-size: 1.5rem; }
            .hero-lz .hero-sub { font-size: 0.9rem; }
            .hero-highlight { padding: 16px 18px; gap: 14px; }
            .metrics-grid { grid-template-columns: 1fr 1fr; }
            .metric-number { font-size: 1.8rem; }
            .guide-card .card-img-wrap img { height: 160px; }
            .guide-card-featured .card-img-wrap img { height: 200px; }
            .deep-content-wrapper h2 { font-size: 1.3rem; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .compare-card { padding: 22px 20px; }
        }
        @media (max-width: 520px) {
            .hero-lz h1 { font-size: 1.3rem; }
            .hero-actions { flex-direction: column; }
            .hero-actions .btn-lz { width: 100%; }
            .metrics-grid { grid-template-columns: 1fr; }
            .metric-number { font-size: 1.6rem; }
            .deep-content-wrapper { padding: 20px 16px; }
            .process-step { flex-direction: column; gap: 10px; }
            .cta-wrapper { padding: 24px 18px; }
        }

/* roulang page: category6 */
:root {
            --color-primary: #F06000;
            --color-primary-dark: #D05000;
            --color-gold: #C9A227;
            --color-bg-dark: #1A1712;
            --color-bg-darker: #14110D;
            --color-bg-light: #F7F4EE;
            --color-bg-white: #FFFFFF;
            --color-card-dark: #252019;
            --color-text-dark: #1A1712;
            --color-text-body: #44403A;
            --color-text-muted: #8A8378;
            --color-text-light: #F7F4EE;
            --color-text-light-muted: #D4CEC4;
            --color-text-light-subtle: #8B8278;
            --color-border-light: #E5DFD4;
            --color-border-dark: #3A342A;
            --radius-card: 10px;
            --radius-button: 8px;
            --radius-image: 5px;
            --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
            --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
            --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition-base: 0.3s ease;
            --container-max: 1200px;
            --section-spacing: 60px;
            --section-spacing-mobile: 50px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 15.5px;
            font-weight: 400;
            line-height: 1.85;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }

        a:hover {
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-padding {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }

        .section-padding-sm {
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .btn-lz {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.92rem;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.015em;
        }

        .btn-lz-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
        }

        .btn-lz-primary:hover,
        .btn-lz-primary:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
        }

        .btn-lz-outline-gold {
            background: transparent;
            color: var(--color-gold);
            border: 1.5px solid var(--color-gold);
        }

        .btn-lz-outline-gold:hover,
        .btn-lz-outline-gold:focus {
            background-color: rgba(201, 162, 39, 0.1);
            color: var(--color-gold);
            border-color: var(--color-gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
        }

        .btn-lz-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid rgba(247, 244, 238, 0.4);
        }

        .btn-lz-outline-light:hover,
        .btn-lz-outline-light:focus {
            background-color: rgba(247, 244, 238, 0.1);
            color: var(--color-text-light);
            border-color: var(--color-text-light);
            transform: translateY(-2px);
        }

        .btn-lz-sm {
            padding: 8px 18px;
            font-size: 0.82rem;
            border-radius: 6px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 14px;
        }

        .section-tag::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--color-primary);
            border-radius: 50%;
        }

        .section-title-group {
            margin-bottom: 36px;
        }

        .section-title-group .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 680px;
            line-height: 1.8;
        }

        .bg-dark-section {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
        }

        .bg-dark-section h1,
        .bg-dark-section h2,
        .bg-dark-section h3,
        .bg-dark-section h4 {
            color: var(--color-text-light);
        }

        .bg-dark-section .section-desc {
            color: var(--color-text-light-muted);
        }

        /* Header / Navigation */
        .site-header {
            background-color: var(--color-bg-dark);
            border-bottom: 1px solid var(--color-border-dark);
            position: sticky;
            top: 0;
            z-index: 1050;
            transition: all var(--transition-base);
        }

        .site-header .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            min-height: 64px;
        }

        .navbar-brand-lz {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-text-light);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }

        .navbar-brand-lz:hover {
            color: var(--color-text-light);
            opacity: 0.9;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            color: #FFFFFF;
            border-radius: 8px;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .navbar-toggler-lz {
            display: none;
            background: transparent;
            border: 1px solid var(--color-border-dark);
            border-radius: 6px;
            color: var(--color-text-light);
            font-size: 1.2rem;
            padding: 6px 12px;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .navbar-toggler-lz:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .navbar-nav-lz {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .navbar-nav-lz .nav-link {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-light-muted);
            letter-spacing: 0.02em;
            position: relative;
            transition: color var(--transition-base);
            white-space: nowrap;
        }

        .navbar-nav-lz .nav-link::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background-color: var(--color-gold);
            transition: width var(--transition-base);
        }

        .navbar-nav-lz .nav-link:hover {
            color: var(--color-text-light);
        }

        .navbar-nav-lz .nav-link:hover::after {
            width: 24px;
        }

        .navbar-nav-lz .nav-link.active {
            color: var(--color-gold);
            font-weight: 600;
        }

        .navbar-nav-lz .nav-link.active::after {
            width: 32px;
            background-color: var(--color-gold);
        }

        .nav-cta-btn {
            background-color: var(--color-primary);
            color: #FFFFFF;
            padding: 10px 22px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.88rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-base);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(240, 96, 0, 0.35);
        }

        /* Hero */
        .classification-hero {
            background-color: var(--color-bg-dark);
            background-image: linear-gradient(rgba(26, 23, 18, 0.9), rgba(26, 23, 18, 0.85)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center center;
            padding: 70px 0 60px;
            color: var(--color-text-light);
            position: relative;
            overflow: hidden;
        }

        .classification-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-gold) 50%, transparent 100%);
        }

        .classification-hero .hero-tag {
            display: inline-block;
            background-color: rgba(240, 96, 0, 0.15);
            color: var(--color-primary);
            border: 1px solid rgba(240, 96, 0, 0.35);
            padding: 4px 14px;
            border-radius: 6px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }

        .classification-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 18px;
            color: var(--color-text-light);
        }

        .classification-hero .hero-desc {
            font-size: 1rem;
            color: var(--color-text-light-muted);
            max-width: 680px;
            line-height: 1.85;
            margin-bottom: 24px;
        }

        .breadcrumb-lz {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb-lz a {
            color: var(--color-text-light-muted);
            transition: color var(--transition-base);
        }

        .breadcrumb-lz a:hover {
            color: var(--color-primary);
        }

        .breadcrumb-lz .separator {
            color: var(--color-text-light-subtle);
            font-size: 0.7rem;
        }

        .breadcrumb-lz .current {
            color: var(--color-gold);
            font-weight: 500;
        }

        /* Metrics */
        .metrics-section {
            background-color: var(--color-bg-darker);
            border-top: 1px solid var(--color-border-dark);
            border-bottom: 1px solid var(--color-border-dark);
            padding: 36px 0;
        }

        .metric-item {
            text-align: center;
            padding: 12px 8px;
            border-right: 1px solid var(--color-border-dark);
        }

        .metric-item:last-child {
            border-right: none;
        }

        .metric-number {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .metric-label {
            font-size: 0.85rem;
            color: var(--color-text-light-muted);
            letter-spacing: 0.03em;
        }

        /* Service Cards */
        .service-matrix-section {
            background-color: var(--color-bg-light);
        }

        .service-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card-lz {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 26px 24px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .service-card-lz::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-gold) 100%);
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .service-card-lz:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: #DDD5C8;
        }

        .service-card-lz:hover::before {
            opacity: 1;
        }

        .service-card-icon {
            width: 48px;
            height: 48px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 96, 0, 0.08);
            color: var(--color-primary);
            font-size: 1.3rem;
            margin-bottom: 16px;
        }

        .service-card-lz h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text-dark);
            line-height: 1.4;
        }

        .service-card-lz p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Tech Flow */
        .tech-flow-section {
            background-color: var(--color-bg-white);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .tech-flow-steps {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: space-between;
        }

        .tech-flow-step {
            flex: 1;
            min-width: 180px;
            text-align: center;
            padding: 24px 16px;
            background-color: var(--color-bg-light);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            position: relative;
            transition: all var(--transition-base);
        }

        .tech-flow-step:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: #DDD5C8;
        }

        .tech-flow-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 12px;
            font-family: var(--font-mono);
        }

        .tech-flow-step h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 6px;
        }

        .tech-flow-step p {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .tech-flow-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 1.1rem;
            flex-shrink: 0;
            padding: 0 4px;
        }

        /* Content Articles */
        .tech-articles-section {
            background-color: var(--color-bg-light);
        }

        .tech-articles-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
        }

        .tech-article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .tech-article-card {
            display: flex;
            gap: 18px;
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .tech-article-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .tech-article-thumb {
            width: 120px;
            height: 90px;
            border-radius: var(--radius-image);
            object-fit: cover;
            flex-shrink: 0;
        }

        .tech-article-info {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .tech-article-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            letter-spacing: 0.03em;
            margin-bottom: 4px;
            font-family: var(--font-mono);
        }

        .tech-article-info h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            line-height: 1.45;
        }

        .tech-article-info p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin-bottom: 8px;
        }

        .tech-article-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: auto;
        }

        .btn-read-more {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            padding: 0;
            background: none;
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .btn-read-more:hover {
            color: var(--color-primary-dark);
            gap: 8px;
        }

        .tech-article-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--color-gold);
            background: rgba(201, 162, 39, 0.1);
            padding: 2px 10px;
            border-radius: 4px;
            letter-spacing: 0.03em;
        }

        /* Sidebar */
        .tech-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-widget {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-card);
        }

        .sidebar-widget h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border-light);
            position: relative;
        }

        .sidebar-widget h4::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--color-primary);
        }

        .sidebar-cat-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .sidebar-cat-list li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 10px;
            border-radius: 6px;
            font-size: 0.85rem;
            color: var(--color-text-body);
            transition: all var(--transition-base);
            position: relative;
        }

        .sidebar-cat-list li a:hover {
            background-color: rgba(240, 96, 0, 0.06);
            color: var(--color-primary);
            padding-left: 14px;
        }

        .sidebar-cat-list li a.active {
            background-color: rgba(240, 96, 0, 0.1);
            color: var(--color-primary);
            font-weight: 600;
            border-left: 3px solid var(--color-primary);
            padding-left: 14px;
        }

        .sidebar-cat-list li a .cat-count {
            font-size: 0.72rem;
            color: var(--color-text-muted);
            font-family: var(--font-mono);
        }

        .sidebar-popular-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: center;
        }

        .sidebar-popular-item:last-child {
            border-bottom: none;
        }

        .sidebar-popular-thumb {
            width: 56px;
            height: 42px;
            border-radius: 4px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .sidebar-popular-title {
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--color-text-dark);
            line-height: 1.4;
            transition: color var(--transition-base);
            display: block;
        }

        .sidebar-popular-title:hover {
            color: var(--color-primary);
        }

        .sidebar-popular-date {
            font-size: 0.72rem;
            color: var(--color-text-muted);
            font-family: var(--font-mono);
        }

        .sidebar-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud-item {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 500;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            border: 1px solid var(--color-border-light);
            padding: 4px 12px;
            border-radius: 5px;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .tag-cloud-item:hover {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(240, 96, 0, 0.25);
        }

        /* Comparison */
        .comparison-section {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
        }

        .comparison-table-wrapper {
            background-color: var(--color-bg-darker);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid var(--color-border-dark);
        }

        .comparison-row {
            display: grid;
            grid-template-columns: 1fr 1.5fr 1.5fr;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border-dark);
            align-items: center;
        }

        .comparison-row:last-child {
            border-bottom: none;
        }

        .comparison-row.header-row {
            font-weight: 700;
            font-size: 0.88rem;
            letter-spacing: 0.04em;
            color: var(--color-text-light-muted);
            border-bottom: 2px solid var(--color-border-dark);
            padding-bottom: 12px;
        }

        .comparison-label {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-text-light-muted);
        }

        .comparison-traditional {
            font-size: 0.85rem;
            color: var(--color-text-light-subtle);
            line-height: 1.6;
        }

        .comparison-lz {
            font-size: 0.85rem;
            color: var(--color-text-light);
            line-height: 1.6;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .comparison-lz i {
            color: var(--color-gold);
            font-size: 0.9rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* Brand Intro */
        .brand-intro-section {
            background-color: var(--color-bg-white);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .brand-intro-block {
            background: linear-gradient(135deg, rgba(240, 96, 0, 0.04) 0%, rgba(201, 162, 39, 0.04) 100%);
            border-left: 4px solid var(--color-primary);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            padding: 28px 30px;
            position: relative;
        }

        .brand-intro-block h2 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 12px;
        }

        .brand-intro-block p {
            font-size: 0.92rem;
            color: var(--color-text-body);
            line-height: 1.9;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-section {
            background-color: var(--color-bg-light);
        }

        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: #DDD5C8;
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--color-text-dark);
            gap: 12px;
            transition: color var(--transition-base);
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            transition: transform 0.4s ease;
            font-size: 0.85rem;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* CTA Form */
        .cta-section {
            background-color: var(--color-bg-dark);
            background-image: linear-gradient(rgba(26, 23, 18, 0.92), rgba(26, 23, 18, 0.92)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            color: var(--color-text-light);
            padding: 60px 0;
        }

        .cta-form-wrapper {
            background-color: var(--color-card-dark);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            border: 1px solid var(--color-border-dark);
            box-shadow: var(--shadow-dark-card);
        }

        .cta-form-wrapper h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 8px;
        }

        .cta-form-wrapper .cta-sub {
            font-size: 0.9rem;
            color: var(--color-text-light-muted);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .form-control-lz {
            display: block;
            width: 100%;
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--color-text-light);
            background-color: var(--color-bg-darker);
            border: 1.5px solid var(--color-border-dark);
            border-radius: 6px;
            transition: all var(--transition-base);
            outline: none;
            margin-bottom: 16px;
        }

        .form-control-lz::placeholder {
            color: var(--color-text-light-subtle);
        }

        .form-control-lz:focus {
            border-color: var(--color-primary);
            background-color: #1F1B15;
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.12);
        }

        textarea.form-control-lz {
            min-height: 110px;
            resize: vertical;
        }

        .cta-privacy {
            font-size: 0.78rem;
            color: var(--color-text-light-subtle);
            line-height: 1.6;
            margin-top: 12px;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-bg-darker);
            color: var(--color-text-light-muted);
            padding: 50px 0 24px;
            border-top: 1px solid var(--color-border-dark);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 320px;
        }

        .site-footer h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            transition: color var(--transition-base);
            letter-spacing: 0.02em;
        }

        .footer-links a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border-dark);
            display: flex;
            flex-wrap: wrap;
            gap: 10px 16px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--color-text-light-subtle);
        }

        .footer-divider {
            margin: 0 8px;
            color: var(--color-border-dark);
        }

        /* Responsive */
        @media (max-width: 991px) {
            .navbar-toggler-lz {
                display: inline-block;
            }

            .navbar-nav-lz {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 0 8px;
                gap: 0;
            }

            .navbar-nav-lz.show {
                display: flex;
            }

            .navbar-nav-lz .nav-link {
                padding: 10px 4px;
                border-bottom: 1px solid var(--color-border-dark);
                font-size: 0.9rem;
            }

            .navbar-nav-lz .nav-link::after {
                display: none;
            }

            .navbar-nav-lz .nav-link.active {
                color: var(--color-primary);
                font-weight: 600;
            }

            .nav-cta-btn {
                display: none !important;
            }

            .classification-hero h1 {
                font-size: 2rem;
            }

            .service-matrix-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .tech-articles-layout {
                grid-template-columns: 1fr;
            }

            .tech-sidebar {
                order: 2;
            }

            .tech-article-list {
                order: 1;
            }

            .comparison-row {
                grid-template-columns: 1fr;
                gap: 6px;
            }

            .comparison-row.header-row {
                display: none;
            }

            .comparison-label {
                font-weight: 700;
                color: var(--color-text-light);
                margin-top: 6px;
            }

            .tech-flow-steps {
                gap: 12px;
            }

            .tech-flow-step {
                min-width: 140px;
            }

            .tech-flow-arrow {
                display: none;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .section-padding {
                padding-top: 40px;
                padding-bottom: 40px;
            }

            .classification-hero {
                padding: 50px 0 40px;
            }

            .classification-hero h1 {
                font-size: 1.6rem;
                line-height: 1.35;
            }

            .classification-hero .hero-desc {
                font-size: 0.88rem;
            }

            .metrics-section {
                padding: 24px 0;
            }

            .metric-item {
                border-right: none;
                border-bottom: 1px solid var(--color-border-dark);
                padding: 10px 4px;
            }

            .metric-item:nth-child(even) {
                border-right: none;
            }

            .metric-number {
                font-size: 1.7rem;
            }

            .service-matrix-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .service-card-lz {
                padding: 20px 18px;
            }

            .tech-flow-steps {
                flex-direction: column;
                gap: 10px;
            }

            .tech-flow-step {
                min-width: auto;
            }

            .tech-article-card {
                flex-direction: column;
                gap: 12px;
            }

            .tech-article-thumb {
                width: 100%;
                height: 160px;
                border-radius: var(--radius-image);
            }

            .sidebar-widget {
                padding: 18px 16px;
            }

            .comparison-table-wrapper {
                padding: 20px 16px;
            }

            .cta-form-wrapper {
                padding: 24px 18px;
            }

            .footer-brand {
                font-size: 1.1rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .classification-hero h1 {
                font-size: 1.4rem;
            }

            .metric-number {
                font-size: 1.4rem;
            }

            .metric-label {
                font-size: 0.75rem;
            }

            .btn-lz {
                padding: 10px 20px;
                font-size: 0.85rem;
            }

            .brand-intro-block {
                padding: 20px 18px;
            }

            .brand-intro-block h2 {
                font-size: 1.1rem;
            }

            .cta-form-wrapper h2 {
                font-size: 1.25rem;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #F06000;
            --color-primary-dark: #D05000;
            --color-gold: #C9A227;
            --color-bg-dark: #1A1712;
            --color-bg-darker: #14110D;
            --color-bg-light: #F7F4EE;
            --color-bg-white: #FFFFFF;
            --color-card-dark: #252019;
            --color-text-dark: #1A1712;
            --color-text-body: #44403A;
            --color-text-muted: #8A8378;
            --color-text-light: #F7F4EE;
            --color-text-light-muted: #D4CEC4;
            --color-text-light-subtle: #8B8278;
            --color-border-light: #E5DFD4;
            --color-border-dark: #3A342A;
            --radius-card: 10px;
            --radius-button: 8px;
            --radius-image: 5px;
            --shadow-card: 0 2px 12px rgba(26, 23, 18, 0.05);
            --shadow-card-hover: 0 4px 20px rgba(26, 23, 18, 0.08);
            --shadow-dark-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition-base: 0.3s ease;
            --container-max: 1200px;
            --section-spacing: 60px;
            --section-spacing-mobile: 50px;
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 15.5px;
            font-weight: 400;
            line-height: 1.85;
            color: var(--color-text-body);
            background-color: var(--color-bg-light);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }
        a:hover {
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-padding {
            padding-top: var(--section-spacing);
            padding-bottom: var(--section-spacing);
        }
        .section-padding-sm {
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .btn-lz {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.92rem;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.015em;
        }
        .btn-lz-primary {
            background-color: var(--color-primary);
            color: #FFFFFF;
            border: 1px solid var(--color-primary);
        }
        .btn-lz-primary:hover,
        .btn-lz-primary:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 96, 0, 0.3);
        }
        .btn-lz-outline-gold {
            background: transparent;
            color: var(--color-gold);
            border: 1.5px solid var(--color-gold);
        }
        .btn-lz-outline-gold:hover,
        .btn-lz-outline-gold:focus {
            background-color: rgba(201, 162, 39, 0.1);
            color: var(--color-gold);
            border-color: var(--color-gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(201, 162, 39, 0.2);
        }
        .btn-lz-outline-light {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid rgba(247, 244, 238, 0.4);
        }
        .btn-lz-outline-light:hover,
        .btn-lz-outline-light:focus {
            background-color: rgba(247, 244, 238, 0.1);
            color: var(--color-text-light);
            border-color: var(--color-text-light);
            transform: translateY(-2px);
        }
        .btn-lz-sm {
            padding: 8px 18px;
            font-size: 0.82rem;
            border-radius: 6px;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 14px;
        }
        .section-tag::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--color-primary);
            border-radius: 50%;
        }
        .section-title-group {
            margin-bottom: 40px;
        }
        .section-title-group .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 640px;
            line-height: 1.8;
        }
        .bg-dark-section {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
        }
        .bg-dark-section h1,
        .bg-dark-section h2,
        .bg-dark-section h3 {
            color: var(--color-text-light);
        }
        .bg-dark-section .section-desc {
            color: var(--color-text-light-muted);
        }
        .site-header {
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 0;
            box-shadow: 0 1px 8px rgba(26, 23, 18, 0.04);
        }
        .site-header .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
        }
        .navbar-brand-lz {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-dark);
            letter-spacing: -0.01em;
        }
        .navbar-brand-lz:hover {
            color: var(--color-primary);
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-gold));
            color: #FFFFFF;
            border-radius: 6px;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .navbar-toggler-lz {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-text-dark);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 4px;
            transition: background-color var(--transition-base);
        }
        .navbar-toggler-lz:hover,
        .navbar-toggler-lz:focus {
            background-color: var(--color-bg-light);
        }
        .navbar-nav-lz {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-nav-lz .nav-item {
            position: relative;
        }
        .navbar-nav-lz .nav-link {
            display: inline-block;
            padding: 6px 12px;
            font-size: 0.86rem;
            font-weight: 500;
            color: var(--color-text-body);
            border-radius: 4px;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .navbar-nav-lz .nav-link:hover {
            color: var(--color-primary);
        }
        .navbar-nav-lz .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
            position: relative;
        }
        .navbar-nav-lz .nav-link.active::after {
            content: '';
            position: absolute;
            left: 12px;
            right: 12px;
            bottom: -2px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 1px;
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 9px 24px;
            background-color: var(--color-primary);
            color: #FFFFFF;
            border-radius: var(--radius-button);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-base);
            border: 1px solid var(--color-primary);
            margin-left: 12px;
        }
        .nav-cta-btn:hover,
        .nav-cta-btn:focus {
            background-color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(240, 96, 0, 0.3);
        }
        .hero-membership {
            background-color: var(--color-bg-dark);
            color: var(--color-text-light);
            padding: 70px 0 80px;
            position: relative;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-membership::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(26, 23, 18, 0.92) 0%, rgba(26, 23, 18, 0.7) 50%, rgba(240, 96, 0, 0.25) 100%);
            z-index: 1;
        }
        .hero-membership::after {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(240, 96, 0, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 1;
            pointer-events: none;
        }
        .hero-membership .container {
            position: relative;
            z-index: 2;
        }
        .hero-membership h1 {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            color: #FFFFFF;
            margin-bottom: 18px;
            max-width: 700px;
        }
        .hero-membership h1 .highlight-gold {
            color: var(--color-gold);
        }
        .hero-membership .hero-desc {
            font-size: 1.05rem;
            color: var(--color-text-light-muted);
            line-height: 1.85;
            max-width: 560px;
            margin-bottom: 28px;
        }
        .hero-membership .hero-points {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            list-style: none;
            padding: 0;
            margin: 0 0 32px;
        }
        .hero-membership .hero-points li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--color-text-light-muted);
            background: rgba(247, 244, 238, 0.06);
            padding: 8px 16px;
            border-radius: 6px;
            border: 1px solid rgba(247, 244, 238, 0.1);
        }
        .hero-membership .hero-points li i {
            color: var(--color-gold);
            font-size: 0.82rem;
        }
        .hero-membership .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }
        .hero-membership .trust-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.8rem;
            color: var(--color-text-light-subtle);
        }
        .hero-membership .trust-strip span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-membership .trust-strip i {
            color: var(--color-gold);
            font-size: 0.75rem;
        }
        .hero-visual-membership {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        .hero-visual-membership .membership-card-preview {
            width: 100%;
            max-width: 380px;
            background: linear-gradient(145deg, #2B241C, #1A1712);
            border-radius: 12px;
            border: 1px solid rgba(201, 162, 39, 0.35);
            padding: 28px 24px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
            position: relative;
        }
        .hero-visual-membership .membership-card-preview .card-badge-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .hero-visual-membership .membership-card-preview .card-badge-top span {
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-gold);
            font-weight: 600;
        }
        .hero-visual-membership .membership-card-preview .card-badge-top i {
            color: var(--color-gold);
            font-size: 1.1rem;
        }
        .hero-visual-membership .membership-card-preview .card-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 6px;
        }
        .hero-visual-membership .membership-card-preview .card-id {
            font-size: 0.8rem;
            color: var(--color-text-light-subtle);
            margin-bottom: 20px;
            font-family: var(--font-mono);
        }
        .hero-visual-membership .membership-card-preview ul {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }
        .hero-visual-membership .membership-card-preview ul li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-light-muted);
            padding: 6px 0;
            border-bottom: 1px solid rgba(247, 244, 238, 0.06);
        }
        .hero-visual-membership .membership-card-preview ul li i {
            color: var(--color-gold);
            font-size: 0.7rem;
        }
        .hero-visual-membership .membership-card-preview .card-cta-line {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .hero-visual-membership .membership-card-preview .card-cta-line span {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
        }
        .breadcrumb-lz {
            background: transparent;
            padding: 16px 0 0;
            margin: 0;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }
        .breadcrumb-lz a {
            color: var(--color-text-muted);
            transition: color var(--transition-base);
        }
        .breadcrumb-lz a:hover {
            color: var(--color-primary);
        }
        .breadcrumb-lz .separator {
            margin: 0 8px;
            color: #C9BFAE;
        }
        .breadcrumb-lz .current {
            color: var(--color-primary);
            font-weight: 500;
        }
        .privilege-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 26px 22px;
            height: 100%;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .privilege-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: linear-gradient(180deg, var(--color-primary), var(--color-gold));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .privilege-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: #D5CCC0;
        }
        .privilege-card:hover::before {
            opacity: 1;
        }
        .privilege-card .privilege-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--color-bg-light);
            color: var(--color-primary);
            border-radius: 8px;
            font-size: 1.2rem;
            margin-bottom: 16px;
            transition: all var(--transition-base);
        }
        .privilege-card:hover .privilege-icon {
            background: var(--color-primary);
            color: #FFFFFF;
        }
        .privilege-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text-dark);
        }
        .privilege-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.75;
        }
        .tier-compare-section {
            background: var(--color-bg-dark);
            color: var(--color-text-light);
        }
        .tier-compare-section .section-title-group .section-desc {
            color: var(--color-text-light-muted);
        }
        .tier-card {
            background: var(--color-card-dark);
            border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            height: 100%;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .tier-card:hover {
            transform: translateY(-4px);
            border-color: rgba(201, 162, 39, 0.5);
            box-shadow: var(--shadow-dark-card);
        }
        .tier-card.tier-featured {
            border-color: var(--color-gold);
            background: linear-gradient(145deg, #2B241C, #1A1712);
        }
        .tier-card .tier-badge {
            display: inline-block;
            padding: 3px 12px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            border-radius: 4px;
            margin-bottom: 14px;
        }
        .tier-card .tier-badge.badge-standard {
            background: rgba(247, 244, 238, 0.1);
            color: var(--color-text-light-muted);
        }
        .tier-card .tier-badge.badge-gold {
            background: rgba(201, 162, 39, 0.15);
            color: var(--color-gold);
        }
        .tier-card .tier-badge.badge-diamond {
            background: rgba(240, 96, 0, 0.15);
            color: var(--color-primary);
        }
        .tier-card .tier-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 4px;
        }
        .tier-card .tier-price {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-gold);
            font-family: var(--font-mono);
            margin-bottom: 16px;
        }
        .tier-card .tier-price small {
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--color-text-light-subtle);
        }
        .tier-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }
        .tier-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-light-muted);
            padding: 5px 0;
            border-bottom: 1px solid rgba(247, 244, 238, 0.05);
        }
        .tier-card ul li i {
            color: var(--color-gold);
            font-size: 0.7rem;
            margin-top: 5px;
            flex-shrink: 0;
        }
        .tier-card ul li.muted-item {
            color: var(--color-text-light-subtle);
            text-decoration: line-through;
        }
        .tier-card ul li.muted-item i {
            color: var(--color-text-light-subtle);
        }
        .tier-card .btn-lz {
            width: 100%;
        }
        .btn-lz-tiert {
            background: transparent;
            color: var(--color-text-light);
            border: 1.5px solid rgba(247, 244, 238, 0.3);
            border-radius: var(--radius-button);
            padding: 10px 20px;
            font-weight: 600;
            font-size: 0.88rem;
            transition: all var(--transition-base);
            display: inline-block;
            text-align: center;
            width: 100%;
        }
        .btn-lz-tiert:hover,
        .btn-lz-tiert:focus {
            background: rgba(247, 244, 238, 0.1);
            border-color: var(--color-text-light);
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .btn-lz-tiert-gold {
            background: var(--color-gold);
            color: var(--color-bg-dark);
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-button);
            padding: 10px 20px;
            font-weight: 700;
            font-size: 0.88rem;
            transition: all var(--transition-base);
            display: inline-block;
            text-align: center;
            width: 100%;
        }
        .btn-lz-tiert-gold:hover,
        .btn-lz-tiert-gold:focus {
            background: #B8921F;
            border-color: #B8921F;
            color: var(--color-bg-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(201, 162, 39, 0.35);
        }
        .metric-strip {
            background: var(--color-bg-dark);
            border-top: 1px solid var(--color-border-dark);
            border-bottom: 1px solid var(--color-border-dark);
            padding: 36px 0;
        }
        .metric-strip .metric-item {
            text-align: center;
            padding: 10px;
        }
        .metric-strip .metric-number {
            font-size: 2.6rem;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--color-gold);
            line-height: 1.2;
        }
        .metric-strip .metric-label {
            font-size: 0.8rem;
            color: var(--color-text-light-subtle);
            margin-top: 4px;
            letter-spacing: 0.02em;
        }
        .deep-content-section {
            background: var(--color-bg-light);
        }
        .deep-content-section .content-block {
            background: var(--color-bg-white);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
        }
        .deep-content-section .content-block h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 16px;
        }
        .deep-content-section .content-block p {
            font-size: 0.95rem;
            color: var(--color-text-body);
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .deep-content-section .content-block .highlight-quote {
            background: var(--color-bg-light);
            border-left: 3px solid var(--color-gold);
            padding: 16px 20px;
            border-radius: 0 6px 6px 0;
            font-size: 0.92rem;
            color: var(--color-text-body);
            margin: 20px 0;
            line-height: 1.8;
        }
        .scenario-grid .scenario-item {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 26px 22px;
            height: 100%;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }
        .scenario-grid .scenario-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: #D5CCC0;
        }
        .scenario-grid .scenario-item .scenario-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--color-bg-light);
            color: var(--color-gold);
            border-radius: 8px;
            font-size: 1.1rem;
            margin-bottom: 14px;
        }
        .scenario-grid .scenario-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 8px;
        }
        .scenario-grid .scenario-item p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.75;
        }
        .steps-section {
            background: var(--color-bg-light);
        }
        .step-flow {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
        }
        .step-item {
            flex: 1 1 200px;
            max-width: 240px;
            text-align: center;
            position: relative;
            padding: 0 10px;
        }
        .step-item .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-bg-dark);
            color: var(--color-gold);
            font-family: var(--font-mono);
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 16px;
            border: 2px solid var(--color-gold);
            transition: all var(--transition-base);
        }
        .step-item:hover .step-number {
            background: var(--color-gold);
            color: var(--color-bg-dark);
            transform: scale(1.05);
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-dark);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }
        .faq-section {
            background: var(--color-bg-light);
        }
        .faq-list .faq-item {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border-light);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-list .faq-item:hover {
            border-color: #D5CCC0;
        }
        .faq-list .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-dark);
            transition: color var(--transition-base);
            gap: 16px;
        }
        .faq-list .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-list .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--color-gold);
            font-size: 0.8rem;
            transition: transform 0.4s ease;
        }
        .faq-list .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-list .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.8;
        }
        .faq-list .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .cta-form-section {
            background: var(--color-bg-dark);
            color: var(--color-text-light);
        }
        .cta-form-section .section-title-group .section-desc {
            color: var(--color-text-light-muted);
        }
        .cta-form-card {
            background: var(--color-card-dark);
            border: 1px solid var(--color-border-dark);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            box-shadow: var(--shadow-dark-card);
        }
        .cta-form-card .form-label {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-light-muted);
            margin-bottom: 6px;
        }
        .cta-form-card .form-control-lz {
            width: 100%;
            padding: 11px 14px;
            background: #1E1A15;
            border: 1px solid var(--color-border-dark);
            border-radius: 6px;
            color: var(--color-text-light);
            font-size: 0.92rem;
            transition: all var(--transition-base);
            outline: none;
            box-shadow: none;
        }
        .cta-form-card .form-control-lz:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(240, 96, 0, 0.15);
        }
        .cta-form-card .form-control-lz::placeholder {
            color: var(--color-text-light-subtle);
        }
        .cta-form-card textarea.form-control-lz {
            resize: vertical;
            min-height: 100px;
        }
        .cta-form-card .privacy-note {
            font-size: 0.78rem;
            color: var(--color-text-light-subtle);
            margin-top: 12px;
            line-height: 1.6;
        }
        .site-footer {
            background: var(--color-bg-darker);
            color: var(--color-text-light-muted);
            padding: 50px 0 24px;
            border-top: 1px solid var(--color-border-dark);
            font-size: 0.85rem;
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 0.82rem;
            color: var(--color-text-light-subtle);
            line-height: 1.7;
            max-width: 320px;
        }
        .site-footer h5 {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links li a {
            color: var(--color-text-light-subtle);
            font-size: 0.82rem;
            transition: color var(--transition-base);
        }
        .footer-links li a:hover {
            color: var(--color-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border-dark);
            margin-top: 36px;
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.78rem;
            color: var(--color-text-light-subtle);
        }
        .footer-bottom .footer-divider {
            margin: 0 8px;
            color: var(--color-border-dark);
        }
        @media (max-width: 991.98px) {
            .navbar-toggler-lz {
                display: block;
            }
            .navbar-nav-lz {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #FFFFFF;
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 24px 20px;
                box-shadow: 0 10px 30px rgba(26, 23, 18, 0.1);
                border-bottom: 1px solid var(--color-border-light);
                display: none;
            }
            .navbar-nav-lz.open {
                display: flex;
            }
            .navbar-nav-lz .nav-item {
                width: 100%;
            }
            .navbar-nav-lz .nav-link {
                display: block;
                padding: 10px 0;
                font-size: 0.9rem;
                border-bottom: 1px solid var(--color-border-light);
            }
            .navbar-nav-lz .nav-link.active::after {
                display: none;
            }
            .navbar-nav-lz .nav-link.active {
                color: var(--color-primary);
                font-weight: 700;
            }
            .nav-cta-btn {
                display: none;
            }
            .hero-membership {
                padding: 50px 0 60px;
                min-height: auto;
            }
            .hero-visual-membership {
                margin-top: 30px;
            }
            .hero-visual-membership .membership-card-preview {
                max-width: 100%;
            }
        }
        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-membership h1 {
                font-size: 1.8rem;
            }
            .hero-membership .hero-desc {
                font-size: 0.95rem;
            }
            .hero-membership .hero-points {
                gap: 8px;
            }
            .hero-membership .hero-points li {
                font-size: 0.8rem;
                padding: 6px 10px;
            }
            .metric-strip .metric-number {
                font-size: 1.8rem;
            }
            .metric-strip .metric-item {
                padding: 6px;
            }
            .section-title-group {
                margin-bottom: 28px;
            }
            .cta-form-card {
                padding: 24px 18px;
            }
            .deep-content-section .content-block {
                padding: 24px 18px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
            .step-flow {
                flex-direction: column;
                align-items: center;
            }
            .step-item {
                max-width: 100%;
                width: 100%;
                flex: none;
            }
        }
        @media (min-width: 768px) and (max-width: 991.98px) {
            .metric-strip .metric-number {
                font-size: 2.2rem;
            }
        }