/* roulang page: index */
:root {
            --primary: #0F2E1D;
            --primary-dark: #0B2516;
            --primary-darker: #081C11;
            --accent: #C2A45C;
            --accent-dark: #A88C48;
            --bg: #F5F6F2;
            --card-bg: #FFFFFF;
            --text-heading: #14251A;
            --text-body: #3A453D;
            --text-muted: #7A857D;
            --border: #E6E9E4;
            --success: #3D8B5F;
            --warning: #D2A03C;
            --error: #B65A4C;
            --radius: 10px;
            --radius-sm: 8px;
            --shadow: 0 2px 10px rgba(15, 46, 29, 0.06);
            --shadow-hover: 0 8px 24px rgba(15, 46, 29, 0.12);
            --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: all 0.25s ease;
            --max-width: 1200px;
            --section-pad: 64px;
            --grid-gap: 24px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--primary-dark);
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding: var(--section-pad) 0;
        }

        .section-alt {
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 6px rgba(15, 46, 29, 0.04);
        }

        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .site-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
        }

        .site-logo:hover {
            color: var(--primary);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-menu a {
            display: inline-block;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-menu a:hover {
            color: var(--primary);
            background: #F0F3EF;
        }

        .nav-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #F0F3EF;
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
        }

        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
        }

        .search-box input::placeholder {
            color: var(--text-muted);
        }

        .btn-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            border: 1px solid var(--primary);
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
            background: transparent;
        }

        .btn-login:hover {
            background: #E8F0EA;
            color: var(--primary);
        }

        .btn-start {
            font-size: 14px;
            font-weight: 600;
            color: #1A1A1A;
            padding: 9px 20px;
            background: var(--accent);
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(194, 164, 92, 0.3);
        }

        .btn-start:hover {
            background: var(--accent-dark);
            color: #1A1A1A;
            box-shadow: 0 4px 14px rgba(194, 164, 92, 0.4);
        }

        .btn-start:active {
            transform: scale(0.98);
        }

        .nav-toggle {
            display: none;
            font-size: 22px;
            color: var(--text-heading);
            background: transparent;
            border: none;
            padding: 4px 8px;
            border-radius: 6px;
        }

        .nav-toggle:hover {
            background: #F0F3EF;
        }

        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 12px 20px;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu a {
            padding: 12px 8px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            transition: var(--transition);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: #F0F3EF;
            color: var(--primary);
        }

        .mobile-menu .mobile-search {
            display: flex;
            align-items: center;
            background: #F0F3EF;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            margin-bottom: 8px;
        }

        .mobile-menu .mobile-search input {
            border: none;
            background: transparent;
            outline: none;
            flex: 1;
            font-size: 15px;
        }

        /* Hero Section */
        .hero {
            background: var(--primary);
            position: relative;
            overflow: hidden;
            padding: 0;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/dceec25512848750.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 46, 29, 0.92) 0%, rgba(15, 46, 29, 0.7) 50%, rgba(15, 46, 29, 0.55) 100%);
            z-index: 2;
        }

        .hero-grid-overlay {
            position: absolute;
            inset: 0;
            z-index: 3;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 4;
            padding: 80px 0 96px;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero-content {
            max-width: 680px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(194, 164, 92, 0.15);
            color: var(--accent);
            border: 1px solid rgba(194, 164, 92, 0.4);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero-badge i {
            font-size: 12px;
        }

        .hero-h1-wrap {
            position: relative;
            display: inline-block;
            margin-bottom: 20px;
        }

        .hero-h1-slash {
            position: absolute;
            top: 0;
            left: -20px;
            width: 8px;
            height: 100%;
            background: var(--accent);
            clip-path: polygon(0 0, 100% 4%, 100% 100%, 0 96%);
            border-radius: 4px;
        }

        .hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
            line-height: 1.25;
            margin: 0;
            text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
        }

        .hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.9;
            max-width: 580px;
            margin-bottom: 28px;
        }

        .hero-cta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            font-size: 15px;
            font-weight: 600;
            color: #1A1A1A;
            padding: 12px 28px;
            background: var(--accent);
            border-radius: 8px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(194, 164, 92, 0.35);
            white-space: nowrap;
        }

        .btn-hero-primary:hover {
            background: var(--accent-dark);
            color: #1A1A1A;
            box-shadow: 0 6px 22px rgba(194, 164, 92, 0.45);
            transform: translateY(-1px);
        }

        .btn-hero-primary:active {
            transform: scale(0.98);
        }

        .btn-hero-secondary {
            font-size: 15px;
            font-weight: 500;
            color: #FFFFFF;
            padding: 12px 24px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-hero-secondary:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        .hero-side-stats {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-left: auto;
            flex-shrink: 0;
            min-width: 220px;
        }

        .hero-stat-card {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .hero-stat-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            white-space: nowrap;
        }

        .hero-stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.4;
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            padding: 10px 22px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: none;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(15, 46, 29, 0.25);
            outline-offset: 2px;
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-secondary {
            display: inline-block;
            font-size: 15px;
            font-weight: 500;
            color: var(--primary);
            padding: 10px 20px;
            background: transparent;
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: #E8F0EA;
            color: var(--primary);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(15, 46, 29, 0.25);
            outline-offset: 2px;
        }

        .btn-accent {
            display: inline-block;
            font-size: 15px;
            font-weight: 600;
            color: #1A1A1A;
            padding: 10px 24px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: none;
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #1A1A1A;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(194, 164, 92, 0.4);
        }

        .btn-accent:focus-visible {
            outline: 3px solid rgba(194, 164, 92, 0.4);
            outline-offset: 2px;
        }

        .btn-accent:active {
            transform: scale(0.98);
        }

        /* Cards */
        .card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }

        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        /* Indicator Board */
        .indicator-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .indicator-item {
            flex: 1 1 200px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 22px 20px;
            text-align: center;
            transition: var(--transition);
        }

        .indicator-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .indicator-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .indicator-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Service Cards */
        .service-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .service-card {
            flex: 1 1 260px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 24px 22px;
            transition: var(--transition);
        }

        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(194, 164, 92, 0.4);
        }

        .service-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: #EDF2EE;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            margin-bottom: 14px;
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .service-card p {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
            margin: 0;
        }

        /* Comparison */
        .compare-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .compare-panel {
            flex: 1 1 380px;
            border-radius: var(--radius);
            padding: 28px 24px;
            background: #fff;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .compare-panel.highlight {
            border-color: var(--accent);
            box-shadow: 0 4px 20px rgba(194, 164, 92, 0.18);
            background: linear-gradient(135deg, #FFFFFF 0%, #FDFBF5 100%);
        }

        .compare-panel h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 16px;
        }

        .compare-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .compare-panel li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--text-body);
            padding: 8px 0;
            line-height: 1.6;
        }

        .compare-panel li i {
            margin-top: 4px;
            flex-shrink: 0;
        }

        .compare-panel li .fa-check {
            color: var(--success);
        }

        .compare-panel li .fa-xmark {
            color: var(--error);
        }

        .compare-panel li .fa-arrow-right {
            color: var(--accent);
        }

        /* Timeline */
        .timeline {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            position: relative;
        }

        .timeline-item {
            flex: 1 1 180px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 22px 18px;
            position: relative;
            transition: var(--transition);
        }

        .timeline-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .timeline-year {
            font-size: 24px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .timeline-text {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.65;
        }

        /* News Cards */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 18px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 18px 20px;
            transition: var(--transition);
            align-items: center;
        }

        .news-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }

        .news-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: #EDF2EE;
            border-radius: 8px;
            padding: 10px 12px;
            min-width: 56px;
            flex-shrink: 0;
        }

        .news-date .month {
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
            line-height: 1.2;
        }

        .news-date .day {
            font-size: 22px;
            color: var(--primary);
            font-weight: 700;
            line-height: 1.2;
        }

        .news-body {
            flex: 1;
        }

        .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
            line-height: 1.45;
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .news-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

        .news-link:hover {
            color: var(--accent-dark);
        }

        .news-cover {
            width: 120px;
            height: 80px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }

        /* Guarantee */
        .guarantee-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .guarantee-item {
            flex: 1 1 220px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 22px 18px;
            text-align: center;
            transition: var(--transition);
        }

        .guarantee-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .guarantee-icon {
            font-size: 26px;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .guarantee-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }

        .guarantee-item p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* Quick Answers */
        .quick-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .quick-card {
            flex: 1 1 220px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 20px 18px;
            transition: var(--transition);
            text-align: left;
        }

        .quick-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .quick-card i {
            font-size: 20px;
            color: var(--accent);
            margin-bottom: 10px;
        }

        .quick-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
        }

        .quick-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* Brand Intro */
        .brand-intro {
            background: #EDF2EE;
            border-radius: var(--radius);
            padding: 32px 28px;
            border: 1px solid var(--border);
        }

        .brand-intro p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 2.0;
            margin-bottom: 12px;
        }

        .brand-intro p:last-child {
            margin-bottom: 0;
        }

        /* Topic Cards */
        .topic-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .topic-card {
            flex: 1 1 280px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .topic-card-image {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }

        .topic-card-body {
            padding: 18px 20px;
        }

        .topic-card-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }

        .topic-card-body p {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
        }

        /* Data Trend */
        .trend-wrap {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px 24px;
        }

        .trend-row {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 16px;
        }

        .trend-row:last-child {
            margin-bottom: 0;
        }

        .trend-label {
            font-size: 14px;
            color: var(--text-body);
            min-width: 110px;
            font-weight: 500;
        }

        .trend-bar {
            flex: 1;
            height: 10px;
            background: #F0F3EF;
            border-radius: 6px;
            overflow: hidden;
        }

        .trend-fill {
            height: 100%;
            border-radius: 6px;
            background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
            transition: width 0.8s ease;
        }

        .trend-value {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            min-width: 40px;
            text-align: right;
        }

        /* User Reviews */
        .review-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .review-card {
            flex: 1 1 300px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 22px 20px;
            transition: var(--transition);
        }

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

        .review-stars {
            color: var(--accent);
            font-size: 14px;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .review-text {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .review-author {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* FAQ */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            text-align: left;
            background: transparent;
            transition: var(--transition);
        }

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

        .faq-question i {
            font-size: 14px;
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

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

        .faq-answer {
            display: none;
            padding: 0 20px 18px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* CTA Form */
        .cta-section {
            background: var(--primary);
            border-radius: var(--radius);
            padding: 48px 36px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 560px;
        }

        .cta-inner h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .cta-inner p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .cta-form-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .cta-form-row .form-field {
            flex: 1 1 200px;
        }

        .form-field {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .form-field label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
        }

        .form-field input {
            padding: 12px 14px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 15px;
            outline: none;
            transition: var(--transition);
        }

        .form-field input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .form-field input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.15);
        }

        .form-check {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        .form-check input[type="checkbox"] {
            width: 16px;
            height: 16px;
            accent-color: var(--accent);
            cursor: pointer;
        }

        .cta-form .btn-accent {
            width: 100%;
            padding: 13px;
            font-size: 16px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-darker);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col {
            flex: 1 1 220px;
        }

        .footer-col h3 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col p {
            font-size: 13px;
            line-height: 1.8;
            margin: 0;
            color: rgba(255, 255, 255, 0.6);
        }

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

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

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-logo .site-logo-icon {
            width: 26px;
            height: 26px;
            font-size: 13px;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: var(--transition);
        }

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

        .footer-links-bottom {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .section {
                padding: 48px 0;
            }

            .hero-inner {
                padding: 60px 0 72px;
                min-height: 420px;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero-side-stats {
                min-width: 170px;
            }

            .hero-stat-num {
                font-size: 22px;
            }

            .nav-menu a {
                padding: 8px 10px;
                font-size: 14px;
            }

            .search-box input {
                width: 100px;
            }

            .news-cover {
                width: 100px;
                height: 70px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 36px 0;
            }

            .section-title {
                font-size: 24px;
            }

            .hero-inner {
                padding: 48px 0 56px;
                min-height: 380px;
                flex-direction: column;
                align-items: flex-start;
            }

            .hero h1 {
                font-size: 28px;
            }

            .hero-desc {
                font-size: 15px;
                max-width: 100%;
            }

            .hero-side-stats {
                flex-direction: row;
                flex-wrap: wrap;
                margin-left: 0;
                margin-top: 24px;
                min-width: 100%;
            }

            .hero-stat-card {
                flex: 1 1 140px;
                padding: 12px 14px;
            }

            .hero-stat-num {
                font-size: 20px;
            }

            .nav-menu {
                display: none;
            }

            .search-box {
                display: none;
            }

            .nav-toggle {
                display: block;
                margin-left: auto;
            }

            .btn-login {
                display: none;
            }

            .btn-start {
                padding: 8px 14px;
                font-size: 13px;
            }

            .news-item {
                flex-wrap: wrap;
                gap: 12px;
                padding: 16px;
            }

            .news-cover {
                width: 100%;
                height: 160px;
                order: -1;
            }

            .news-date {
                min-width: 48px;
                padding: 8px 10px;
            }

            .cta-section {
                padding: 32px 20px;
            }

            .cta-inner h2 {
                font-size: 22px;
            }

            .compare-grid {
                flex-direction: column;
            }

            .topic-card-image {
                height: 140px;
            }

            .footer-grid {
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 640px) {
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }

            .section {
                padding: 28px 0;
            }

            .hero-inner {
                padding: 36px 0 44px;
                min-height: 340px;
            }

            .hero h1 {
                font-size: 24px;
                line-height: 1.35;
            }

            .hero-desc {
                font-size: 14px;
            }

            .hero-cta {
                flex-direction: column;
                width: 100%;
            }

            .btn-hero-primary,
            .btn-hero-secondary {
                width: 100%;
                text-align: center;
            }

            .hero-stats {
                flex-direction: column;
                width: 100%;
            }

            .hero-stat-card {
                flex: 1 1 100%;
            }

            .indicator-item {
                flex: 1 1 140px;
                padding: 16px 14px;
            }

            .indicator-num {
                font-size: 24px;
            }

            .service-card,
            .guarantee-item,
            .quick-card,
            .review-card {
                flex: 1 1 100%;
            }

            .trend-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .trend-label {
                min-width: auto;
            }

            .cta-form-row {
                flex-direction: column;
            }

            .form-field input {
                width: 100%;
            }

            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }

            .faq-answer {
                padding: 0 16px 14px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .hero-badge {
                font-size: 12px;
                padding: 4px 10px;
            }

            .hero-h1-slash {
                left: -10px;
                width: 6px;
            }

            .section-title {
                font-size: 21px;
            }

            .news-date {
                min-width: 42px;
                padding: 6px 8px;
            }

            .news-title {
                font-size: 15px;
            }

            .footer-col {
                flex: 1 1 100%;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0F2E1D;
            --primary-dark: #0B2516;
            --primary-darker: #081C11;
            --accent: #C2A45C;
            --accent-dark: #A88C48;
            --bg: #F5F6F2;
            --card-bg: #FFFFFF;
            --text-heading: #14251A;
            --text-body: #3A453D;
            --text-muted: #7A857D;
            --border: #E6E9E4;
            --success: #3D8B5F;
            --warning: #D2A03C;
            --error: #B65A4C;
            --radius: 10px;
            --radius-sm: 8px;
            --shadow: 0 2px 10px rgba(15, 46, 29, 0.06);
            --shadow-hover: 0 8px 24px rgba(15, 46, 29, 0.12);
            --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: all 0.25s ease;
            --max-width: 1200px;
            --section-pad: 64px;
            --grid-gap: 24px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--primary-dark);
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding: var(--section-pad) 0;
        }

        .section-alt {
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 6px rgba(15, 46, 29, 0.04);
        }

        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .site-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
        }

        .site-logo:hover {
            color: var(--primary);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-menu a {
            display: inline-block;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-menu a:hover {
            color: var(--primary);
            background: #F0F3EF;
        }

        .nav-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #F0F3EF;
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
        }

        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
        }

        .search-box input::placeholder {
            color: var(--text-muted);
        }

        .btn-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            border: 1px solid var(--primary);
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: #F0F3EF;
            color: var(--primary);
        }

        .btn-start {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-darker);
            background: var(--accent);
            padding: 9px 20px;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-start:hover {
            background: var(--accent-dark);
            color: var(--primary-darker);
        }

        .nav-toggle {
            display: none;
            font-size: 20px;
            color: var(--primary);
            padding: 8px;
            border-radius: 6px;
        }

        .nav-toggle:hover {
            background: #F0F3EF;
        }

        /* Breadcrumb */
        .breadcrumb {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }

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

        .breadcrumb .sep {
            color: var(--text-muted);
            font-size: 12px;
        }

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

        /* Guide Page Specific */
        .guides-header {
            background: var(--primary);
            padding: 40px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .guides-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(194,164,92,0.08) 0%, rgba(15,46,29,0) 50%);
            pointer-events: none;
        }

        .guides-header .breadcrumb a {
            color: var(--accent);
        }

        .guides-header .breadcrumb .sep,
        .guides-header .breadcrumb .current {
            color: rgba(255,255,255,0.6);
        }

        .guides-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .guides-header .header-desc {
            font-size: 16px;
            color: rgba(255,255,255,0.75);
            max-width: 680px;
            line-height: 1.9;
            margin-bottom: 0;
        }

        /* Category Blocks */
        .category-blocks {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin-top: 24px;
        }

        .category-block {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 18px;
            text-align: center;
            transition: var(--transition);
            cursor: default;
        }

        .category-block:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .category-block-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: #F0F3EF;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 10px;
            color: var(--primary);
            font-size: 18px;
        }

        .category-block h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
        }

        .category-block p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* Guide Cards Grid */
        .guide-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .guide-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .guide-card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #E6E9E4;
        }

        .guide-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .guide-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: var(--primary-darker);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.03em;
        }

        .guide-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-card-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .guide-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
            flex: 1;
        }

        .guide-card-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            margin-top: auto;
        }

        .guide-card-meta i {
            color: var(--accent);
            font-size: 12px;
        }

        /* Tutorial Section */
        .tutorial-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .tutorial-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .tutorial-content p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .tutorial-highlight {
            background: #F0F3EF;
            border-left: 3px solid var(--accent);
            padding: 14px 18px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin-bottom: 16px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
        }

        .tutorial-highlight strong {
            color: var(--primary);
        }

        .tutorial-image {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .tutorial-image img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        /* Steps */
        .steps-list {
            list-style: none;
            margin: 0;
            padding: 0;
            counter-reset: step-counter;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .steps-list li {
            position: relative;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 22px 20px 20px 56px;
            counter-increment: step-counter;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .steps-list li:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .steps-list li::before {
            content: counter(step-counter);
            position: absolute;
            left: 16px;
            top: 18px;
            width: 28px;
            height: 28px;
            background: var(--primary);
            color: var(--accent);
            font-size: 14px;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .steps-list li h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }

        .steps-list li p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* Myths */
        .myths-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 18px;
        }

        .myth-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .myth-card-header {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 8px;
        }

        .myth-card-header i {
            color: var(--warning);
            font-size: 16px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        .myth-card-header h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 0;
            line-height: 1.5;
        }

        .myth-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
            padding-left: 26px;
        }

        .myth-card .correction {
            color: var(--success);
            font-weight: 500;
        }

        /* CTA Section */
        .guides-cta {
            background: var(--primary);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .guides-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(194,164,92,0.06);
            pointer-events: none;
        }

        .guides-cta-inner {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .guides-cta-inner h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .guides-cta-inner p {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.9;
        }

        .btn-cta-primary {
            display: inline-block;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary-darker);
            background: var(--accent);
            padding: 12px 28px;
            border-radius: 8px;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }

        .btn-cta-primary:hover {
            background: var(--accent-dark);
            color: var(--primary-darker);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-darker);
            color: rgba(255,255,255,0.7);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-logo .site-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--accent);
            color: var(--primary-darker);
            font-size: 14px;
        }

        .footer-col p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
            margin-bottom: 0;
        }

        .footer-col h3 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

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

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

        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255,255,255,0.5);
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-links-bottom {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .footer-links-bottom a {
            color: rgba(255,255,255,0.5);
            font-size: 13px;
            transition: var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .guide-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .tutorial-wrapper {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .site-header-inner {
                height: 60px;
                gap: 10px;
            }

            .nav-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
                order: 2;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 20px rgba(15,46,29,0.08);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px;
                gap: 4px;
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-menu a {
                padding: 12px 14px;
                font-size: 16px;
            }

            .nav-menu a.active::after {
                display: none;
            }

            .nav-actions {
                margin-left: auto;
                order: 3;
            }

            .search-box {
                display: none;
            }

            .btn-login {
                display: none;
            }

            .btn-start {
                font-size: 13px;
                padding: 8px 14px;
            }

            .guides-header {
                padding: 28px 0 32px;
            }

            .guides-header h1 {
                font-size: 26px;
            }

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 24px;
            }

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

            .category-blocks {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .steps-list {
                grid-template-columns: 1fr;
            }

            .myths-list {
                grid-template-columns: 1fr;
            }

            .guides-cta-inner h2 {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .category-blocks {
                grid-template-columns: 1fr;
            }

            .guides-header h1 {
                font-size: 22px;
            }

            .guides-header .header-desc {
                font-size: 14px;
            }

            .section-title {
                font-size: 22px;
            }

            .btn-cta-primary {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0F2E1D;
            --primary-dark: #0B2516;
            --primary-darker: #081C11;
            --accent: #C2A45C;
            --accent-dark: #A88C48;
            --bg: #F5F6F2;
            --card-bg: #FFFFFF;
            --text-heading: #14251A;
            --text-body: #3A453D;
            --text-muted: #7A857D;
            --border: #E6E9E4;
            --success: #3D8B5F;
            --warning: #D2A03C;
            --error: #B65A4C;
            --radius: 10px;
            --radius-sm: 8px;
            --shadow: 0 2px 10px rgba(15, 46, 29, 0.06);
            --shadow-hover: 0 8px 24px rgba(15, 46, 29, 0.12);
            --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: all 0.25s ease;
            --max-width: 1200px;
            --section-pad: 64px;
            --grid-gap: 24px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad) 0;
        }
        .section-alt {
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 6px rgba(15, 46, 29, 0.04);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        .site-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }
        .nav-menu a {
            display: inline-block;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: var(--primary);
            background: #F0F3EF;
        }
        .nav-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #F0F3EF;
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .btn-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            border: 1px solid var(--primary);
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-start {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-darker);
            padding: 8px 18px;
            background: var(--accent);
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-start:hover {
            background: var(--accent-dark);
            color: var(--primary-darker);
        }
        .mobile-toggle {
            display: none;
            font-size: 22px;
            color: var(--primary);
            padding: 4px 8px;
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }
        .breadcrumb-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb-inner a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb-inner a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        .breadcrumb-sep {
            color: var(--border);
        }
        .breadcrumb-current {
            color: var(--text-body);
            font-weight: 500;
        }
        /* Page Hero */
        .page-hero {
            background: var(--primary);
            padding: 48px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(194, 164, 92, 0.08) 1px, transparent 1px),
                linear-gradient(90deg, rgba(194, 164, 92, 0.08) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }
        .page-hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .page-hero-title {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .page-hero-title span {
            color: var(--accent);
        }
        .page-hero-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            max-width: 560px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(194, 164, 92, 0.2);
            color: var(--accent);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        /* Featured News */
        .featured-news-grid {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: var(--grid-gap);
            margin-top: 32px;
        }
        .featured-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .featured-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }
        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .featured-card:hover .featured-card-img img {
            transform: scale(1.04);
        }
        .featured-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-card-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .featured-card-date i {
            color: var(--accent);
            font-size: 13px;
        }
        .featured-card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.45;
            margin-bottom: 10px;
        }
        .featured-card-desc {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            padding: 8px 18px;
            border: 1px solid var(--primary);
            border-radius: 8px;
            transition: var(--transition);
            align-self: flex-start;
        }
        .btn-read-more:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-read-more i {
            font-size: 12px;
            transition: transform 0.25s ease;
        }
        .btn-read-more:hover i {
            transform: translateX(4px);
        }
        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 20px 24px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: var(--transition);
        }
        .news-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-1px);
        }
        .news-item-date-block {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--bg);
            border-radius: 8px;
            padding: 10px 14px;
            min-width: 64px;
            flex-shrink: 0;
            border: 1px solid var(--border);
        }
        .news-item-date-block .month {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .news-item-date-block .day {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .news-item-content {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-item-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-heading);
            line-height: 1.5;
            margin-bottom: 8px;
            transition: color 0.2s ease;
        }
        .news-item:hover .news-item-title {
            color: var(--primary);
        }
        .news-item-desc {
            font-size: 14.5px;
            color: var(--text-body);
            line-height: 1.75;
            margin-bottom: 12px;
        }
        .news-item-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .news-item-meta i {
            color: var(--accent);
            font-size: 12px;
            margin-right: 4px;
        }
        .news-item-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }
        .news-item-link:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        .news-item-link i {
            font-size: 11px;
        }
        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-pill {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            background: #fff;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .tag-pill:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .tag-pill.highlight {
            background: var(--accent);
            color: var(--primary-darker);
            border-color: var(--accent);
            font-weight: 600;
        }
        /* Subscribe Box */
        .subscribe-box {
            background: var(--primary);
            border-radius: var(--radius);
            padding: 40px;
            color: #fff;
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .subscribe-box::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(194, 164, 92, 0.15);
            pointer-events: none;
        }
        .subscribe-box-content {
            flex: 1;
            min-width: 260px;
        }
        .subscribe-box-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .subscribe-box-content p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .subscribe-box-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }
        .subscribe-box-form input {
            padding: 10px 18px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            outline: none;
            font-size: 14px;
            min-width: 240px;
            transition: var(--transition);
        }
        .subscribe-box-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .subscribe-box-form input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.15);
        }
        .btn-subscribe {
            padding: 10px 24px;
            background: var(--accent);
            color: var(--primary-darker);
            font-weight: 600;
            border-radius: 8px;
            font-size: 14px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-subscribe:hover {
            background: var(--accent-dark);
            color: var(--primary-darker);
        }
        /* Related Channels */
        .channels-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .channel-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
        }
        .channel-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--primary);
        }
        .channel-card-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            color: var(--primary);
            font-size: 20px;
            transition: var(--transition);
        }
        .channel-card:hover .channel-card-icon {
            background: var(--primary);
            color: var(--accent);
        }
        .channel-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .channel-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }
        /* Back to Home */
        .back-home-section {
            text-align: center;
            padding: 48px 0 64px;
        }
        .back-home-section .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            padding: 12px 28px;
            border: 1px solid var(--primary);
            border-radius: 8px;
            transition: var(--transition);
        }
        .back-home-section .btn-back:hover {
            background: var(--primary);
            color: #fff;
        }
        .back-home-section .btn-back i {
            font-size: 14px;
            transition: transform 0.25s ease;
        }
        .back-home-section .btn-back:hover i {
            transform: translateX(-4px);
        }
        /* Footer */
        .site-footer {
            background: var(--primary-darker);
            color: #fff;
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col .footer-logo .site-logo-icon {
            background: var(--accent);
            color: var(--primary-darker);
        }
        .footer-col p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-col h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--accent);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-links-bottom {
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .footer-links-bottom a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: var(--transition);
        }
        .footer-links-bottom a:hover {
            color: var(--accent);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .search-box input {
                width: 100px;
            }
            .channels-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 24px rgba(15, 46, 29, 0.08);
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 12px 16px;
                font-size: 16px;
                width: 100%;
                text-align: left;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-menu a.active {
                background: #F0F3EF;
            }
            .search-box {
                display: none;
            }
            .page-hero-title {
                font-size: 26px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .news-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 18px;
            }
            .news-item-date-block {
                flex-direction: row;
                gap: 8px;
                min-width: auto;
                padding: 6px 12px;
            }
            .news-item-date-block .month {
                font-size: 12px;
            }
            .news-item-date-block .day {
                font-size: 16px;
            }
            .subscribe-box {
                padding: 28px 20px;
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-box-form input {
                min-width: 100%;
            }
            .btn-subscribe {
                width: 100%;
            }
            .channels-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-hero {
                padding: 32px 0 40px;
            }
            .page-hero-title {
                font-size: 22px;
            }
            .page-hero-desc {
                font-size: 14px;
            }
            .featured-card-body {
                padding: 18px;
            }
            .featured-card-title {
                font-size: 17px;
            }
            .news-item-title {
                font-size: 15px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-links-bottom {
                justify-content: center;
            }
            .btn-login {
                padding: 6px 12px;
                font-size: 13px;
            }
            .btn-start {
                padding: 6px 14px;
                font-size: 13px;
            }
            .site-header-inner {
                height: 60px;
            }
            .nav-menu {
                top: 60px;
            }
        }

/* roulang page: category2 */
:root {
        --primary: #0F2E1D;
        --primary-dark: #0B2516;
        --primary-darker: #081C11;
        --accent: #C2A45C;
        --accent-dark: #A88C48;
        --bg: #F5F6F2;
        --card-bg: #FFFFFF;
        --text-heading: #14251A;
        --text-body: #3A453D;
        --text-muted: #7A857D;
        --border: #E6E9E4;
        --success: #3D8B5F;
        --warning: #D2A03C;
        --error: #B65A4C;
        --radius: 10px;
        --radius-sm: 8px;
        --shadow: 0 2px 10px rgba(15, 46, 29, 0.06);
        --shadow-hover: 0 8px 24px rgba(15, 46, 29, 0.12);
        --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
        --transition: all 0.25s ease;
        --max-width: 1200px;
        --section-pad: 64px;
        --grid-gap: 24px;
    }

    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }

    body {
        font-family: var(--font-cn);
        font-size: 16px;
        line-height: 1.85;
        color: var(--text-body);
        background-color: var(--bg);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

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

    a {
        color: var(--primary);
        text-decoration: none;
        transition: var(--transition);
    }

    a:hover {
        color: var(--primary-dark);
    }

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

    button {
        cursor: pointer;
        border: none;
        background: none;
    }

    .container-wide {
        max-width: var(--max-width);
        margin: 0 auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    .section {
        padding: var(--section-pad) 0;
    }

    .section-alt {
        background: #FFFFFF;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .section-title {
        font-size: 28px;
        font-weight: 700;
        color: var(--text-heading);
        letter-spacing: -0.01em;
        margin-bottom: 12px;
        line-height: 1.35;
    }

    .section-desc {
        font-size: 16px;
        color: var(--text-body);
        max-width: 640px;
        line-height: 1.9;
        margin-bottom: 32px;
    }

    .section-label {
        display: inline-block;
        font-size: 13px;
        font-weight: 600;
        color: var(--accent);
        letter-spacing: 1px;
        text-transform: uppercase;
        margin-bottom: 8px;
    }

    /* Header / Navigation */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 100;
        background: #fff;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 1px 6px rgba(15, 46, 29, 0.04);
    }

    .site-header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 68px;
        gap: 20px;
    }

    .site-logo {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 20px;
        font-weight: 700;
        color: var(--primary);
        letter-spacing: -0.01em;
        flex-shrink: 0;
    }

    .site-logo-icon {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        background: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--accent);
        font-size: 16px;
    }

    .site-logo:hover {
        color: var(--primary);
    }

    .nav-menu {
        display: flex;
        align-items: center;
        gap: 4px;
        flex: 1;
        justify-content: center;
    }

    .nav-menu a {
        display: inline-block;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-body);
        padding: 8px 14px;
        border-radius: 6px;
        position: relative;
        transition: var(--transition);
        white-space: nowrap;
    }

    .nav-menu a:hover {
        color: var(--primary);
        background: #F0F3EF;
    }

    .nav-menu a.active {
        color: var(--primary);
        font-weight: 600;
    }

    .nav-menu a.active::after {
        content: '';
        position: absolute;
        left: 14px;
        right: 14px;
        bottom: 2px;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }

    .search-box {
        display: flex;
        align-items: center;
        background: #F0F3EF;
        border-radius: 20px;
        padding: 6px 14px;
        gap: 8px;
        border: 1px solid transparent;
        transition: var(--transition);
    }

    .search-box:focus-within {
        border-color: var(--primary);
        background: #fff;
    }

    .search-box i {
        color: var(--text-muted);
        font-size: 14px;
    }

    .search-box input {
        border: none;
        background: transparent;
        outline: none;
        font-size: 14px;
        color: var(--text-body);
        width: 140px;
    }

    .search-box input::placeholder {
        color: var(--text-muted);
    }

    .btn-login {
        font-size: 14px;
        font-weight: 500;
        color: var(--primary);
        padding: 8px 16px;
        border: 1px solid var(--primary);
        border-radius: var(--radius-sm);
        transition: var(--transition);
        white-space: nowrap;
    }

    .btn-login:hover {
        background: #F0F3EF;
        color: var(--primary-dark);
    }

    .btn-start {
        font-size: 14px;
        font-weight: 600;
        color: var(--primary-darker);
        background: var(--accent);
        padding: 9px 20px;
        border-radius: var(--radius-sm);
        transition: var(--transition);
        white-space: nowrap;
        box-shadow: 0 1px 4px rgba(194, 164, 92, 0.25);
    }

    .btn-start:hover {
        background: var(--accent-dark);
        color: var(--primary-darker);
        box-shadow: 0 3px 10px rgba(194, 164, 92, 0.35);
    }

    .hamburger {
        display: none;
        flex-direction: column;
        gap: 4px;
        padding: 8px;
        border-radius: 6px;
        transition: var(--transition);
    }

    .hamburger:hover {
        background: #F0F3EF;
    }

    .hamburger span {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
        transition: var(--transition);
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(4px, 4px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(4px, -4px);
    }

    /* Breadcrumb */
    .breadcrumb {
        padding: 20px 0 0;
        font-size: 14px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 6px;
        flex-wrap: wrap;
    }

    .breadcrumb a {
        color: var(--primary);
        font-weight: 500;
    }

    .breadcrumb a:hover {
        color: var(--primary-dark);
        text-decoration: underline;
    }

    .breadcrumb .separator {
        color: var(--text-muted);
        font-size: 12px;
    }

    .breadcrumb .current {
        color: var(--text-muted);
        font-weight: 400;
    }

    /* Page header */
    .page-header {
        padding: 24px 0 32px;
        border-bottom: 1px solid var(--border);
        background: linear-gradient(180deg, #FFFFFF 0%, #F8F9F6 100%);
    }

    .page-header h1 {
        font-size: 32px;
        font-weight: 700;
        color: var(--text-heading);
        letter-spacing: -0.01em;
        line-height: 1.3;
        margin-bottom: 10px;
    }

    .page-header .page-desc {
        font-size: 16px;
        color: var(--text-body);
        max-width: 680px;
        line-height: 1.9;
    }

    /* Featured / 置顶热门 */
    .featured-card {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0;
        background: var(--card-bg);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        overflow: hidden;
        transition: var(--transition);
    }

    .featured-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }

    .featured-image {
        position: relative;
        min-height: 280px;
        overflow: hidden;
    }

    .featured-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: var(--transition);
    }

    .featured-card:hover .featured-image img {
        transform: scale(1.03);
    }

    .featured-badge {
        position: absolute;
        top: 16px;
        left: 16px;
        background: var(--accent);
        color: var(--primary-darker);
        font-size: 12px;
        font-weight: 700;
        padding: 4px 12px;
        border-radius: 20px;
        letter-spacing: 0.5px;
    }

    .featured-content {
        padding: 32px 36px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 14px;
    }

    .featured-date {
        font-size: 13px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .featured-date i {
        color: var(--accent);
        font-size: 14px;
    }

    .featured-content h2 {
        font-size: 24px;
        font-weight: 700;
        color: var(--text-heading);
        line-height: 1.4;
        letter-spacing: -0.01em;
    }

    .featured-content p {
        font-size: 15px;
        color: var(--text-body);
        line-height: 1.85;
    }

    /* News list */
    .news-list {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .news-item {
        display: grid;
        grid-template-columns: auto 1fr auto;
        gap: 20px;
        align-items: center;
        background: var(--card-bg);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        padding: 20px 24px;
        transition: var(--transition);
    }

    .news-item:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }

    .news-date-box {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        min-width: 60px;
        padding: 10px 12px;
        background: #F0F3EF;
        border-radius: var(--radius-sm);
    }

    .news-date-box .month {
        font-size: 13px;
        font-weight: 600;
        color: var(--accent);
        letter-spacing: 0.5px;
    }

    .news-date-box .day {
        font-size: 24px;
        font-weight: 700;
        color: var(--primary);
        line-height: 1.2;
    }

    .news-date-box .year {
        font-size: 11px;
        color: var(--text-muted);
    }

    .news-body h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--text-heading);
        line-height: 1.45;
        margin-bottom: 6px;
        letter-spacing: -0.005em;
    }

    .news-body p {
        font-size: 14px;
        color: var(--text-body);
        line-height: 1.75;
        margin-bottom: 0;
    }

    .btn-read-more {
        font-size: 13px;
        font-weight: 500;
        color: var(--primary);
        padding: 6px 14px;
        border: 1px solid var(--primary);
        border-radius: var(--radius-sm);
        transition: var(--transition);
        white-space: nowrap;
        flex-shrink: 0;
        background: transparent;
    }

    .btn-read-more:hover {
        background: var(--primary);
        color: #fff;
    }

    /* Data strip */
    .data-strip {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: var(--grid-gap);
    }

    .data-strip-item {
        background: var(--primary);
        border-radius: var(--radius);
        padding: 24px 20px;
        text-align: center;
        color: #fff;
    }

    .data-strip-item .number {
        font-size: 32px;
        font-weight: 700;
        color: var(--accent);
        line-height: 1.2;
        letter-spacing: -0.01em;
    }

    .data-strip-item .label {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.75);
        margin-top: 4px;
    }

    /* Tag cloud */
    .tag-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .tag-cloud a {
        display: inline-block;
        font-size: 13px;
        font-weight: 500;
        color: var(--text-body);
        padding: 6px 16px;
        background: #F0F3EF;
        border-radius: 20px;
        border: 1px solid transparent;
        transition: var(--transition);
    }

    .tag-cloud a:hover {
        color: var(--primary);
        border-color: var(--primary);
        background: #FFFFFF;
    }

    /* Subscribe */
    .subscribe-box {
        background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary) 60%, #1A4428 100%);
        border-radius: var(--radius);
        padding: 40px 36px;
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 32px;
        align-items: center;
    }

    .subscribe-box h2 {
        font-size: 24px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 8px;
        letter-spacing: -0.01em;
    }

    .subscribe-box p {
        font-size: 15px;
        color: rgba(255, 255, 255, 0.8);
        line-height: 1.8;
        margin-bottom: 0;
    }

    .btn-subscribe {
        font-size: 15px;
        font-weight: 600;
        color: var(--primary-darker);
        background: var(--accent);
        padding: 12px 28px;
        border-radius: var(--radius-sm);
        transition: var(--transition);
        white-space: nowrap;
        box-shadow: 0 2px 8px rgba(194, 164, 92, 0.3);
    }

    .btn-subscribe:hover {
        background: var(--accent-dark);
        color: var(--primary-darker);
        box-shadow: 0 4px 14px rgba(194, 164, 92, 0.4);
    }

    /* Channel grid */
    .channel-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: var(--grid-gap);
    }

    .channel-card {
        background: var(--card-bg);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        padding: 24px 20px;
        text-align: center;
        transition: var(--transition);
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

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

    .channel-icon {
        width: 48px;
        height: 48px;
        border-radius: 10px;
        background: #F0F3EF;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary);
        font-size: 20px;
        transition: var(--transition);
    }

    .channel-card:hover .channel-icon {
        background: var(--primary);
        color: var(--accent);
    }

    .channel-card h3 {
        font-size: 16px;
        font-weight: 600;
        color: var(--text-heading);
        margin-bottom: 0;
    }

    .channel-card p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 0;
    }

    /* Back home */
    .back-home-card {
        background: #FFFFFF;
        border-radius: var(--radius);
        border: 1px dashed var(--border);
        padding: 32px;
        text-align: center;
        transition: var(--transition);
    }

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

    .back-home-card .back-icon {
        font-size: 32px;
        color: var(--accent);
        margin-bottom: 8px;
    }

    .back-home-card h2 {
        font-size: 20px;
        font-weight: 700;
        color: var(--text-heading);
        margin-bottom: 4px;
    }

    .back-home-card p {
        font-size: 14px;
        color: var(--text-muted);
        margin-bottom: 16px;
    }

    .btn-back-home {
        font-size: 14px;
        font-weight: 600;
        color: var(--primary);
        padding: 10px 24px;
        border: 1px solid var(--primary);
        border-radius: var(--radius-sm);
        transition: var(--transition);
        display: inline-block;
    }

    .btn-back-home:hover {
        background: var(--primary);
        color: #fff;
    }

    /* Footer */
    .site-footer {
        background: var(--primary-darker);
        color: rgba(255, 255, 255, 0.75);
        padding: 48px 0 24px;
        margin-top: 0;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
        gap: 40px;
        margin-bottom: 36px;
    }

    .footer-col .footer-logo {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 20px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 12px;
    }

    .footer-col .footer-logo .site-logo-icon {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        background: var(--accent);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary-darker);
        font-size: 16px;
    }

    .footer-col p {
        font-size: 14px;
        line-height: 1.75;
        color: rgba(255, 255, 255, 0.65);
        margin-bottom: 0;
    }

    .footer-col h3 {
        font-size: 15px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 14px;
        letter-spacing: 0.5px;
    }

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

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

    .footer-col ul li a {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.7);
        transition: var(--transition);
    }

    .footer-col ul li a:hover {
        color: var(--accent);
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.12);
        padding-top: 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.55);
    }

    .footer-links-bottom {
        display: flex;
        align-items: center;
        gap: 18px;
    }

    .footer-links-bottom a {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.7);
        transition: var(--transition);
    }

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

    /* Responsive */
    @media (max-width: 1024px) {
        :root {
            --section-pad: 48px;
        }

        .nav-menu {
            gap: 2px;
        }

        .nav-menu a {
            padding: 8px 10px;
            font-size: 14px;
        }

        .search-box input {
            width: 100px;
        }

        .featured-card {
            grid-template-columns: 1fr;
        }

        .featured-image {
            min-height: 220px;
        }

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

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

        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
    }

    @media (max-width: 768px) {
        :root {
            --section-pad: 36px;
        }

        .site-header-inner {
            height: 60px;
            gap: 12px;
        }

        .nav-menu {
            display: none;
            position: absolute;
            top: 60px;
            left: 0;
            right: 0;
            background: #fff;
            flex-direction: column;
            align-items: stretch;
            padding: 12px 20px;
            gap: 0;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 8px 20px rgba(15, 46, 29, 0.1);
            z-index: 99;
        }

        .nav-menu.open {
            display: flex;
        }

        .nav-menu a {
            padding: 12px 8px;
            font-size: 16px;
            border-radius: 0;
            border-bottom: 1px solid #F0F3EF;
        }

        .nav-menu a.active::after {
            display: none;
        }

        .nav-menu a.active {
            background: #F0F3EF;
            border-radius: 6px;
        }

        .hamburger {
            display: flex;
        }

        .search-box {
            display: none;
        }

        .btn-login {
            padding: 6px 12px;
            font-size: 13px;
        }

        .btn-start {
            padding: 7px 14px;
            font-size: 13px;
        }

        .page-header h1 {
            font-size: 26px;
        }

        .news-item {
            grid-template-columns: 1fr;
            gap: 12px;
            padding: 16px 18px;
        }

        .news-date-box {
            flex-direction: row;
            min-width: auto;
            padding: 6px 12px;
            gap: 6px;
        }

        .news-date-box .month {
            font-size: 12px;
        }

        .news-date-box .day {
            font-size: 16px;
        }

        .news-date-box .year {
            font-size: 11px;
        }

        .btn-read-more {
            align-self: flex-start;
            font-size: 12px;
            padding: 5px 12px;
        }

        .subscribe-box {
            grid-template-columns: 1fr;
            padding: 28px 20px;
            text-align: center;
        }

        .subscribe-box h2 {
            font-size: 20px;
        }

        .btn-subscribe {
            width: 100%;
            justify-content: center;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }

        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
    }

    @media (max-width: 520px) {
        :root {
            --section-pad: 28px;
        }

        .container-wide {
            padding-left: 14px;
            padding-right: 14px;
        }

        .site-logo {
            font-size: 17px;
        }

        .site-logo-icon {
            width: 28px;
            height: 28px;
            font-size: 14px;
        }

        .btn-login {
            display: none;
        }

        .page-header h1 {
            font-size: 22px;
        }

        .page-header .page-desc {
            font-size: 14px;
        }

        .featured-content {
            padding: 20px 18px;
            gap: 10px;
        }

        .featured-content h2 {
            font-size: 19px;
        }

        .featured-content p {
            font-size: 14px;
        }

        .featured-image {
            min-height: 180px;
        }

        .news-body h3 {
            font-size: 16px;
        }

        .news-body p {
            font-size: 13px;
        }

        .data-strip {
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .data-strip-item .number {
            font-size: 24px;
        }

        .channel-grid {
            grid-template-columns: 1fr;
            gap: 12px;
        }

        .tag-cloud a {
            font-size: 12px;
            padding: 5px 12px;
        }

        .subscribe-box {
            padding: 20px 16px;
        }

        .subscribe-box h2 {
            font-size: 18px;
        }

        .subscribe-box p {
            font-size: 13px;
        }

        .back-home-card {
            padding: 24px 16px;
        }

        .back-home-card h2 {
            font-size: 17px;
        }

        .section-title {
            font-size: 22px;
        }

        .section-desc {
            font-size: 14px;
        }
    }

/* roulang page: category4 */
:root {
            --primary: #0F2E1D;
            --primary-dark: #0B2516;
            --primary-darker: #081C11;
            --accent: #C2A45C;
            --accent-dark: #A88C48;
            --bg: #F5F6F2;
            --card-bg: #FFFFFF;
            --text-heading: #14251A;
            --text-body: #3A453D;
            --text-muted: #7A857D;
            --border: #E6E9E4;
            --success: #3D8B5F;
            --warning: #D2A03C;
            --error: #B65A4C;
            --radius: 10px;
            --radius-sm: 8px;
            --shadow: 0 2px 10px rgba(15, 46, 29, 0.06);
            --shadow-hover: 0 8px 24px rgba(15, 46, 29, 0.12);
            --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: all 0.25s ease;
            --max-width: 1200px;
            --section-pad: 64px;
            --grid-gap: 24px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad) 0;
        }
        .section-alt {
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 6px rgba(15, 46, 29, 0.04);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        .site-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }
        .nav-menu a {
            display: inline-block;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: var(--primary);
            background: #F0F3EF;
        }
        .nav-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #F0F3EF;
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .btn-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            border: 1px solid var(--primary);
            border-radius: 8px;
            background: transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: #F0F3EF;
            color: var(--primary-dark);
        }
        .btn-primary {
            font-size: 14px;
            font-weight: 600;
            color: #1a1a1a;
            padding: 10px 22px;
            background: var(--accent);
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
            border: none;
            display: inline-block;
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            color: #1a1a1a;
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-primary:focus {
            outline: 3px solid rgba(194, 164, 92, 0.35);
            outline-offset: 2px;
        }
        .nav-toggle {
            display: none;
            font-size: 22px;
            color: var(--primary);
            padding: 4px 8px;
            border-radius: 6px;
            border: 1px solid var(--border);
            background: #fff;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: #F0F3EF;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .separator {
            color: #C0C7C2;
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Page Hero / Header */
        .page-head {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 36px 0 32px;
        }
        .page-head h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin: 0 0 12px;
            line-height: 1.3;
        }
        .page-head .head-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 720px;
            line-height: 1.9;
            margin: 0;
        }
        .page-head .head-meta {
            display: flex;
            gap: 20px;
            margin-top: 16px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .page-head .head-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .page-head .head-meta i {
            color: var(--accent);
            font-size: 14px;
        }

        /* Service Scope */
        .scope-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .scope-text h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .scope-text p {
            color: var(--text-body);
            line-height: 1.95;
            margin-bottom: 14px;
        }
        .scope-image {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
        }
        .scope-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }
        .scope-image .img-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(15, 46, 29, 0.85));
            color: #fff;
            padding: 24px 20px 14px;
            font-size: 14px;
            font-weight: 500;
        }

        /* Service List - 左右分栏 */
        .service-layout {
            display: grid;
            grid-template-columns: 260px 1fr;
            gap: 32px;
            align-items: start;
        }
        .service-index {
            position: sticky;
            top: 90px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow);
        }
        .service-index h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
        }
        .service-index ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .service-index li {
            margin-bottom: 6px;
        }
        .service-index a {
            display: block;
            padding: 8px 12px;
            font-size: 14px;
            color: var(--text-body);
            border-radius: 6px;
            transition: var(--transition);
            border-left: 3px solid transparent;
        }
        .service-index a:hover {
            background: #F0F3EF;
            color: var(--primary);
            border-left-color: var(--accent);
        }
        .service-index .idx-label {
            display: inline-block;
            width: 22px;
            height: 22px;
            line-height: 22px;
            text-align: center;
            background: var(--primary);
            color: var(--accent);
            border-radius: 4px;
            font-size: 12px;
            font-weight: 700;
            margin-right: 8px;
        }
        .service-items {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .service-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            gap: 18px;
            align-items: flex-start;
        }
        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .service-card-icon {
            width: 52px;
            height: 52px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 22px;
            flex-shrink: 0;
        }
        .service-card-body {
            flex: 1;
        }
        .service-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-heading);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .service-card-body p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
            margin: 0 0 10px;
        }
        .service-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .service-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: 20px;
            background: #F0F3EF;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .service-tag:hover {
            background: var(--primary);
            color: #fff;
        }

        /* Process */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 16px;
        }
        .process-step {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
        }
        .process-step:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .process-step .step-num {
            width: 40px;
            height: 40px;
            line-height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .process-step h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-heading);
            margin: 0 0 8px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        .process-arrow {
            display: none;
        }

        /* Quality Standards */
        .quality-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .quality-item {
            background: #fff;
            border-radius: var(--radius);
            padding: 24px 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
        }
        .quality-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .quality-item i {
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 12px;
            display: block;
        }
        .quality-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-heading);
            margin: 0 0 8px;
        }
        .quality-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* Quick Access */
        .quick-links-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .quick-link-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        .quick-link-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--accent);
        }
        .quick-link-card i {
            font-size: 26px;
            color: var(--primary);
        }
        .quick-link-card span {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-heading);
        }
        .quick-link-card small {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* CTA Form */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 60%, var(--primary-darker) 100%);
            border-radius: 16px;
            padding: 44px 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin: 0 auto;
            max-width: 1000px;
        }
        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            line-height: 1.35;
        }
        .cta-section .cta-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            line-height: 1.85;
            margin: 0;
        }
        .cta-form {
            background: #fff;
            border-radius: 12px;
            padding: 24px;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }
        .cta-form .form-group {
            margin-bottom: 14px;
        }
        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .cta-form input[type="text"],
        .cta-form input[type="tel"] {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--border);
            border-radius: 6px;
            background: #F8F9F7;
            font-size: 14px;
            color: var(--text-body);
            outline: none;
            transition: var(--transition);
        }
        .cta-form input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(15, 46, 29, 0.12);
        }
        .cta-form .form-check {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 14px;
        }
        .cta-form .form-check input {
            width: 16px;
            height: 16px;
            accent-color: var(--primary);
            cursor: pointer;
        }
        .btn-submit {
            width: 100%;
            padding: 12px;
            font-size: 16px;
            font-weight: 700;
            background: var(--accent);
            color: #1a1a1a;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-submit:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(194, 164, 92, 0.4);
        }
        .btn-submit:active {
            transform: scale(0.98);
        }
        .btn-submit:focus {
            outline: 3px solid rgba(194, 164, 92, 0.35);
            outline-offset: 2px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-darker);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col .footer-logo .site-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-size: 16px;
        }
        .footer-col p {
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-col h3 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-links-bottom {
            display: flex;
            gap: 20px;
        }
        .footer-links-bottom a {
            color: rgba(255, 255, 255, 0.5);
            text-decoration: none;
            transition: var(--transition);
            font-size: 13px;
        }
        .footer-links-bottom a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .quality-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .quick-links-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .cta-section {
                grid-template-columns: 1fr;
                padding: 32px 24px;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .scope-grid {
                gap: 24px;
            }
            .service-layout {
                grid-template-columns: 200px 1fr;
                gap: 20px;
            }
            .nav-menu a {
                padding: 8px 10px;
                font-size: 14px;
            }
            .search-box input {
                width: 100px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-pad: 36px;
            }
            .site-header-inner {
                height: 60px;
                gap: 10px;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 20px;
                border-bottom: 2px solid var(--border);
                box-shadow: 0 12px 24px rgba(15, 46, 29, 0.1);
                z-index: 99;
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                width: 100%;
                padding: 10px 14px;
                font-size: 16px;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .btn-login {
                display: none;
            }
            .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
            .page-head h1 {
                font-size: 26px;
            }
            .scope-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .service-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .service-index {
                position: static;
                display: flex;
                flex-wrap: wrap;
                gap: 8px;
                padding: 14px;
            }
            .service-index h3 {
                display: none;
            }
            .service-index ul {
                display: flex;
                flex-wrap: wrap;
                gap: 8px;
            }
            .service-index li {
                margin-bottom: 0;
            }
            .service-index a {
                padding: 6px 12px;
                font-size: 13px;
                border-left: none;
                border: 1px solid var(--border);
            }
            .service-index a:hover {
                border-left: 1px solid var(--accent);
                background: #F0F3EF;
            }
            .service-index .idx-label {
                display: none;
            }
            .service-card {
                flex-direction: column;
                gap: 12px;
                padding: 18px;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .quality-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .quick-links-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .cta-section {
                padding: 24px 16px;
                border-radius: 12px;
            }
            .cta-form {
                padding: 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-links-bottom {
                justify-content: center;
                flex-wrap: wrap;
            }
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 22px;
            }
            .page-head {
                padding: 24px 0 20px;
            }
            .page-head h1 {
                font-size: 22px;
            }
            .page-head .head-meta {
                gap: 10px;
                font-size: 12px;
                flex-direction: column;
            }
            .section {
                padding: 28px 0;
            }
            .section-desc {
                font-size: 15px;
                margin-bottom: 20px;
            }
            .bh-section .section-title {
                font-size: 20px;
            }
            .quality-item {
                padding: 18px 14px;
            }
            .quick-link-card {
                padding: 16px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .btn-submit {
                font-size: 14px;
                padding: 10px;
            }
            .site-logo {
                font-size: 17px;
            }
            .site-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0F2E1D;
            --primary-dark: #0B2516;
            --primary-darker: #081C11;
            --accent: #C2A45C;
            --accent-dark: #A88C48;
            --bg: #F5F6F2;
            --card-bg: #FFFFFF;
            --text-heading: #14251A;
            --text-body: #3A453D;
            --text-muted: #7A857D;
            --border: #E6E9E4;
            --success: #3D8B5F;
            --warning: #D2A03C;
            --error: #B65A4C;
            --radius: 10px;
            --radius-sm: 8px;
            --shadow: 0 2px 10px rgba(15, 46, 29, 0.06);
            --shadow-hover: 0 8px 24px rgba(15, 46, 29, 0.12);
            --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: all 0.25s ease;
            --max-width: 1200px;
            --section-pad: 64px;
            --grid-gap: 24px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: var(--section-pad) 0;
        }
        .section-alt {
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 6px rgba(15, 46, 29, 0.04);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        .site-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
        }
        .site-logo:hover {
            color: var(--primary);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }
        .nav-menu a {
            display: inline-block;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 14px;
            border-radius: 6px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: var(--primary);
            background: #F0F3EF;
        }
        .nav-menu a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #F0F3EF;
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-body);
            width: 140px;
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .btn-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            border: 1px solid var(--primary);
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-start {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-dark);
            padding: 8px 20px;
            background: var(--accent);
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-start:hover {
            background: var(--accent-dark);
            color: var(--primary-darker);
        }
        .nav-toggle {
            display: none;
            font-size: 22px;
            color: var(--primary);
            padding: 8px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: #F0F3EF;
        }
        /* Mobile nav */
        @media (max-width: 1023px) {
            .site-header-inner {
                flex-wrap: wrap;
                height: auto;
                padding-top: 12px;
                padding-bottom: 12px;
            }
            .nav-toggle {
                display: block;
                order: 3;
            }
            .nav-menu {
                display: none;
                width: 100%;
                order: 4;
                flex-direction: column;
                align-items: flex-start;
                gap: 2px;
                padding: 12px 0 4px;
                border-top: 1px solid var(--border);
                margin-top: 8px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                width: 100%;
                padding: 10px 8px;
                font-size: 16px;
                border-radius: 6px;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-actions {
                order: 2;
                gap: 6px;
            }
            .search-box {
                padding: 5px 10px;
            }
            .search-box input {
                width: 80px;
            }
        }
        @media (max-width: 639px) {
            .search-box {
                display: none;
            }
            .btn-login {
                padding: 6px 12px;
                font-size: 13px;
            }
            .btn-start {
                padding: 6px 14px;
                font-size: 13px;
            }
            .site-logo {
                font-size: 17px;
            }
            .site-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
        }
        /* Breadcrumb */
        .breadcrumb-wrap {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--primary-dark);
        }
        .breadcrumb .separator {
            color: #B8BDBA;
        }
        .breadcrumb .current {
            color: var(--text-body);
            font-weight: 500;
        }
        /* Page header */
        .page-header {
            background: var(--primary);
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }
        .page-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(rgba(194, 164, 92, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(194, 164, 92, 0.08) 1px, transparent 1px);
            background-size: 32px 32px;
            pointer-events: none;
        }
        .page-header-inner {
            position: relative;
            z-index: 1;
        }
        .page-header h1 {
            font-size: 36px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        .page-header .subheading {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.82);
            max-width: 680px;
            line-height: 1.85;
        }
        /* Quick anchor nav */
        .anchor-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 20px;
        }
        .anchor-nav a {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            padding: 6px 14px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 20px;
            transition: var(--transition);
        }
        .anchor-nav a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        @media (max-width: 639px) {
            .page-header {
                padding: 32px 0 28px;
            }
            .page-header h1 {
                font-size: 26px;
            }
            .page-header .subheading {
                font-size: 14px;
            }
            .anchor-nav a {
                font-size: 12px;
                padding: 5px 10px;
            }
        }
        /* Search prompt section */
        .search-prompt-section {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 28px 0;
        }
        .search-prompt-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: #F8F9F6;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 16px 20px;
            max-width: 680px;
        }
        .search-prompt-card i {
            color: var(--accent);
            font-size: 20px;
            flex-shrink: 0;
        }
        .search-prompt-card input {
            flex: 1;
            border: none;
            background: transparent;
            outline: none;
            font-size: 15px;
            color: var(--text-body);
        }
        .search-prompt-card input::placeholder {
            color: var(--text-muted);
        }
        .search-prompt-card .hint-text {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }
        @media (max-width: 639px) {
            .search-prompt-card {
                flex-wrap: wrap;
                gap: 10px;
                padding: 12px 14px;
            }
            .search-prompt-card .hint-text {
                width: 100%;
                white-space: normal;
            }
        }
        /* FAQ Accordion */
        .faq-section {
            background: var(--bg);
        }
        .faq-accordion-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-accordion-wrap .accordion {
            border: none;
        }
        .faq-accordion-wrap .accordion-item {
            margin-bottom: 12px;
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .faq-accordion-wrap .accordion-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-accordion-wrap .accordion-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            padding: 16px 20px;
            border: none;
            background: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            position: relative;
        }
        .faq-accordion-wrap .accordion-title:hover {
            color: var(--primary);
        }
        .faq-accordion-wrap .accordion-title i {
            color: var(--accent);
            font-size: 16px;
            flex-shrink: 0;
        }
        .faq-accordion-wrap .accordion-title::before {
            display: none;
        }
        .faq-accordion-wrap .accordion-title::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 18px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 14px;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-accordion-wrap .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(180deg);
            color: var(--primary);
        }
        .faq-accordion-wrap .accordion-content {
            padding: 0 20px 18px 20px;
            border: none;
            background: transparent;
            color: var(--text-body);
            font-size: 15px;
            line-height: 1.9;
        }
        .faq-accordion-wrap .accordion-content p {
            margin: 0;
        }
        @media (max-width: 639px) {
            .faq-accordion-wrap .accordion-title {
                font-size: 15px;
                padding: 14px 14px;
            }
            .faq-accordion-wrap .accordion-title::after {
                right: 12px;
            }
            .faq-accordion-wrap .accordion-content {
                padding: 0 14px 14px 14px;
                font-size: 14px;
            }
        }
        /* Tags section */
        .tags-section {
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tags-cloud .tag {
            display: inline-block;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 6px 16px;
            background: #F5F6F2;
            border: 1px solid var(--border);
            border-radius: 20px;
            transition: var(--transition);
        }
        .tags-cloud .tag:hover {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }
        /* Contact card */
        .contact-card-section {
            background: var(--bg);
        }
        .contact-card {
            display: flex;
            align-items: center;
            gap: 32px;
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 32px;
            box-shadow: var(--shadow);
        }
        .contact-card .thumb {
            flex-shrink: 0;
            width: 280px;
            border-radius: 8px;
            overflow: hidden;
        }
        .contact-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .contact-card .content h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 8px;
        }
        .contact-card .content p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
            margin-bottom: 16px;
        }
        .contact-card .content .btn-secondary {
            display: inline-block;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 18px;
            border: 1px solid var(--primary);
            border-radius: 6px;
            transition: var(--transition);
        }
        .contact-card .content .btn-secondary:hover {
            background: var(--primary);
            color: #fff;
        }
        @media (max-width: 767px) {
            .contact-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 16px;
            }
            .contact-card .thumb {
                width: 100%;
                max-height: 200px;
            }
        }
        /* Help docs section */
        .help-docs-section {
            background: #FFFFFF;
            border-top: 1px solid var(--border);
        }
        .help-docs-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .help-doc-card {
            background: #F8F9F6;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 20px;
            transition: var(--transition);
        }
        .help-doc-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }
        .help-doc-card i {
            font-size: 22px;
            color: var(--accent);
            margin-bottom: 12px;
            display: block;
        }
        .help-doc-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .help-doc-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        @media (max-width: 767px) {
            .help-docs-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (min-width: 768px) and (max-width: 1023px) {
            .help-docs-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        /* Back to home */
        .back-home-section {
            background: var(--primary);
            padding: 48px 0;
            position: relative;
            overflow: hidden;
        }
        .back-home-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(rgba(194, 164, 92, 0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(194, 164, 92, 0.06) 1px, transparent 1px);
            background-size: 32px 32px;
            pointer-events: none;
        }
        .back-home-inner {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .back-home-inner h2 {
            font-size: 26px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }
        .back-home-inner p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.8;
        }
        .btn-home {
            display: inline-block;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary-dark);
            padding: 10px 28px;
            background: var(--accent);
            border-radius: 8px;
            transition: var(--transition);
        }
        .btn-home:hover {
            background: var(--accent-dark);
            color: var(--primary-darker);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(194, 164, 92, 0.35);
        }
        @media (max-width: 639px) {
            .back-home-section {
                padding: 32px 0;
            }
            .back-home-inner h2 {
                font-size: 22px;
            }
            .back-home-inner p {
                font-size: 14px;
            }
            .btn-home {
                font-size: 14px;
                padding: 8px 22px;
            }
        }
        /* Footer */
        .site-footer {
            background: var(--primary-darker);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
        }
        .footer-col h3 {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-col p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 0;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-logo .site-logo-icon {
            width: 30px;
            height: 30px;
            border-radius: 7px;
            background: var(--accent);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 16px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-links-bottom {
            display: flex;
            gap: 20px;
            align-items: center;
        }
        .footer-links-bottom a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: var(--transition);
        }
        .footer-links-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 639px) {
            .site-footer {
                padding: 32px 0 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-links-bottom {
                gap: 16px;
            }
        }
        /* Section padding adjustments for this page */
        .faq-section {
            padding: 48px 0;
        }
        .tags-section {
            padding: 40px 0;
        }
        .contact-card-section {
            padding: 48px 0;
        }
        .help-docs-section {
            padding: 48px 0;
        }
        .search-prompt-section {
            padding: 24px 0;
        }
        @media (max-width: 639px) {
            .faq-section,
            .tags-section,
            .contact-card-section,
            .help-docs-section {
                padding: 32px 0;
            }
        }
        /* Focus accessibility */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .btn-start:focus-visible,
        .btn-home:focus-visible {
            outline-color: var(--accent);
        }