/* roulang page: index */
:root {
            --primary: #1F4D3E;
            --primary-dark: #163829;
            --primary-deeper: #0E251B;
            --primary-light: #3D6B5D;
            --accent: #B5782A;
            --accent-hover: #96611F;
            --bg-main: #FAF7F2;
            --bg-alt: #F0ECE5;
            --text-main: #1F1F1F;
            --text-secondary: #6B625A;
            --border: #D8D0C5;
            --sand: #D9C9B5;
            --sand-light: #E8DFD0;
            --white: #FFFFFF;
            --shadow-sm: 0 2px 12px rgba(31, 77, 62, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 77, 62, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease;
            --container: 1200px;
            --section-gap: 96px;
            --section-gap-mobile: 56px;
        }

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

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
        }

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

        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background-color: var(--bg-alt);
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            text-align: center;
            min-height: 44px;
        }
        .btn-primary {
            background-color: var(--primary);
            color: var(--bg-main);
            border: 2px solid var(--primary);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }
        .btn-primary:active {
            background-color: var(--primary-deeper);
            border-color: var(--primary-deeper);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background-color: var(--primary);
            color: var(--bg-main);
            border-color: var(--primary);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-color: var(--accent);
        }
        .btn-accent {
            background-color: var(--accent);
            color: var(--bg-main);
            border: 2px solid var(--accent);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
        }
        .btn-accent:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
            background-color: var(--sand-light);
            color: var(--text-main);
            letter-spacing: 0.5px;
            transition: all var(--transition);
        }
        .badge:hover {
            background-color: var(--primary);
            color: var(--bg-main);
        }
        .badge-outline {
            background-color: transparent;
            border: 1px solid var(--border);
            color: var(--text-secondary);
        }
        .badge-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: transparent;
        }

        .text-link {
            color: var(--primary);
            font-weight: 500;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
            padding-bottom: 2px;
        }
        .text-link:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }
        .text-link:focus-visible {
            outline: 1px solid var(--accent);
            outline-offset: 3px;
        }

        /* Header / Navigation */
        .header {
            background-color: var(--bg-main);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .header.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.5px;
            transition: color var(--transition);
        }
        .nav-brand:hover {
            color: var(--accent);
        }
        .nav-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-main);
            flex-shrink: 0;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-icon {
            font-size: 18px;
            color: var(--text-secondary);
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .search-icon:hover {
            color: var(--primary);
        }
        .header-login {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }
        .header-login:hover {
            color: var(--primary);
        }

        .nav-channel-bar {
            border-top: 1px solid var(--border);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-channel-bar::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-list {
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
            padding: 0;
        }
        .nav-channel-list li {
            flex-shrink: 0;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            min-height: 44px;
        }
        .nav-channel-link:hover {
            color: var(--primary);
            border-bottom-color: var(--accent);
            background-color: var(--sand-light);
        }
        .nav-channel-link.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            font-weight: 600;
            background-color: var(--sand-light);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 6px;
            border: 1px solid var(--border);
            background: var(--white);
            min-height: 44px;
            min-width: 44px;
            align-items: center;
            justify-content: center;
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 1px;
            transition: all var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Hero */
        .hero {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 78vh;
            display: flex;
            align-items: center;
            position: relative;
            border-radius: 0;
            margin: 0;
            padding: 48px 0;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31, 77, 62, 0.88) 0%, rgba(31, 77, 62, 0.7) 50%, rgba(14, 37, 27, 0.85) 100%);
            border-radius: 0;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero-content {
            color: var(--bg-main);
        }
        .hero-badge-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 20px;
        }
        .hero-badge-list .badge {
            background-color: var(--sand-light);
            color: var(--text-main);
            font-size: 12px;
            font-weight: 500;
        }
        .hero-badge-list .badge:hover {
            background-color: var(--sand);
            color: var(--text-main);
        }
        .hero h1 {
            font-size: 48px;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -1px;
            margin-bottom: 20px;
            color: var(--bg-main);
        }
        .hero-sub {
            font-size: 17px;
            line-height: 1.9;
            color: var(--sand-light);
            max-width: 520px;
            margin-bottom: 28px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .hero-cta-group .btn-primary {
            background-color: var(--bg-main);
            color: var(--primary);
            border-color: var(--bg-main);
        }
        .hero-cta-group .btn-primary:hover {
            background-color: var(--sand-light);
            border-color: var(--sand-light);
            color: var(--primary);
        }
        .hero-cta-group .btn-secondary {
            border-color: var(--sand-light);
            color: var(--sand-light);
        }
        .hero-cta-group .btn-secondary:hover {
            background-color: var(--sand-light);
            color: var(--primary);
            border-color: var(--sand-light);
        }
        .hero-data-row {
            display: flex;
            gap: 32px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .hero-data-item {
            text-align: left;
        }
        .hero-data-item .number {
            font-size: 36px;
            font-weight: 700;
            color: var(--sand-light);
            display: block;
            line-height: 1.2;
        }
        .hero-data-item .label {
            font-size: 13px;
            color: var(--sand);
            letter-spacing: 1px;
        }

        .hero-apply-card {
            background-color: var(--bg-main);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: 0 16px 48px rgba(14, 37, 27, 0.25);
            color: var(--text-main);
        }
        .hero-apply-card .apply-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .hero-apply-card .apply-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }
        .hero-apply-card .apply-badges .badge {
            background-color: var(--sand-light);
            color: var(--primary);
            border: 1px solid var(--sand);
        }
        .hero-apply-card .apply-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .hero-apply-card .apply-qualify {
            font-size: 13px;
            color: var(--text-secondary);
            background-color: var(--bg-alt);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            margin-bottom: 20px;
            line-height: 1.7;
        }
        .hero-apply-card .btn-accent {
            width: 100%;
        }

        /* Intro / Brand */
        .brand-intro {
            background-color: var(--bg-main);
            padding: 72px 0;
        }
        .brand-intro-block {
            max-width: 860px;
            margin: 0 auto;
            text-align: left;
        }
        .brand-intro-block .section-label {
            display: block;
        }
        .brand-intro-text {
            font-size: 16px;
            line-height: 2;
            color: var(--text-main);
            margin-bottom: 16px;
        }
        .brand-intro-text:last-child {
            margin-bottom: 0;
        }

        /* Services */
        .services-wrap {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 40px;
            align-items: start;
        }
        .services-nav {
            position: sticky;
            top: 120px;
        }
        .services-nav-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .services-nav-item {
            display: block;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-left: 3px solid transparent;
            background-color: var(--bg-alt);
            transition: all var(--transition);
            text-align: left;
            width: 100%;
        }
        .services-nav-item:hover {
            color: var(--primary);
            background-color: var(--sand-light);
            border-left-color: var(--accent);
        }
        .services-nav-item.active {
            color: var(--primary);
            background-color: var(--sand-light);
            border-left-color: var(--primary);
            font-weight: 600;
        }
        .services-panel {
            background-color: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
        }
        .services-panel .panel-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .services-panel .panel-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 20px;
        }
        .services-panel .panel-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .services-panel .panel-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px;
            border-radius: var(--radius-sm);
            background-color: var(--bg-alt);
            transition: all var(--transition);
        }
        .services-panel .panel-item:hover {
            background-color: var(--sand-light);
            box-shadow: var(--shadow-sm);
        }
        .services-panel .panel-item .item-num {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            width: 36px;
            flex-shrink: 0;
            line-height: 1.4;
        }
        .services-panel .panel-item .item-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .services-panel .panel-item .item-content p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Stats */
        .stats-section {
            background-color: var(--primary);
            padding: 64px 0;
            position: relative;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background-color: var(--accent);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .stat-item {
            text-align: center;
            padding: 20px 16px;
            border-radius: var(--radius-md);
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition);
        }
        .stat-item:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: var(--accent);
        }
        .stat-number {
            font-size: 48px;
            font-weight: 700;
            color: var(--sand-light);
            line-height: 1.2;
            display: block;
        }
        .stat-label {
            font-size: 14px;
            color: var(--sand);
            letter-spacing: 1px;
            margin-top: 8px;
        }

        /* Cases */
        .cases-scroll {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 32px;
        }
        .case-card {
            flex: 1 1 calc(33.333% - 24px);
            min-width: 280px;
            max-width: 380px;
            background-color: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .case-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-4px);
        }
        .case-card .case-media {
            height: 180px;
            overflow: hidden;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .case-card .case-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .case-card .case-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .case-card .case-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .case-card .case-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        /* News */
        .news-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            align-items: start;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 18px 20px;
            border-radius: var(--radius-sm);
            background-color: var(--white);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .news-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .news-date {
            flex-shrink: 0;
            font-size: 13px;
            color: var(--text-secondary);
            background-color: var(--bg-alt);
            padding: 6px 12px;
            border-radius: 16px;
            white-space: nowrap;
            margin-top: 2px;
        }
        .news-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.45;
        }
        .news-content h4 a {
            color: var(--text-main);
        }
        .news-content h4 a:hover {
            color: var(--accent);
        }
        .news-content p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 8px;
        }
        .news-content .text-link {
            font-size: 13px;
        }
        .news-sidebar {
            background-color: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }
        .news-sidebar h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .news-sidebar .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* Plan / Solution */
        .plan-grid {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 48px;
            align-items: start;
        }
        .plan-left .section-title {
            margin-bottom: 16px;
        }
        .plan-left .plan-guide {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 20px;
        }
        .plan-right .plan-paragraph {
            font-size: 16px;
            line-height: 2;
            color: var(--text-main);
            margin-bottom: 20px;
        }
        .plan-right .plan-highlight-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 16px;
        }
        .plan-highlight-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-main);
            padding: 12px 16px;
            background-color: var(--bg-alt);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .plan-highlight-list li:hover {
            background-color: var(--sand-light);
        }
        .plan-highlight-list li .icon {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* Usage Guide */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .guide-card {
            background-color: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .guide-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .guide-card .guide-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            display: block;
            margin-bottom: 8px;
        }
        .guide-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }
        .guide-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Reviews */
        .reviews-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }
        .reviews-summary {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .reviews-summary .score {
            font-size: 48px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }
        .reviews-summary .score-info p {
            font-size: 14px;
            color: var(--text-secondary);
        }
        .reviews-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .review-item {
            background-color: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .review-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .review-item .review-author {
            font-weight: 600;
            color: var(--text-main);
            font-size: 15px;
            display: block;
            margin-bottom: 6px;
        }
        .review-item .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 8px;
        }
        .review-item .review-stars {
            color: var(--accent);
            font-size: 14px;
            letter-spacing: 2px;
        }

        /* Security / Trust */
        .trust-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: center;
            padding: 32px 24px;
            background-color: var(--bg-alt);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
        }
        .trust-bar .trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-main);
            font-weight: 500;
            padding: 8px 16px;
            background-color: var(--white);
            border-radius: 20px;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .trust-bar .trust-item:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
            margin: 32px auto 0;
        }
        .faq-item {
            background-color: var(--white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition);
            min-height: 44px;
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--primary);
            background-color: var(--sand-light);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 20px;
            color: var(--accent);
            transition: transform var(--transition);
            font-weight: 300;
        }
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-secondary);
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        /* Contact / Apply Form */
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: start;
        }
        .contact-form-wrap {
            background-color: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
        }
        .contact-form-wrap h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            margin-bottom: 6px;
        }
        .form-input,
        .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--border);
            background-color: var(--white);
            font-size: 15px;
            color: var(--text-main);
            transition: all var(--transition);
            min-height: 44px;
            line-height: 1.5;
        }
        .form-input::placeholder,
        .form-textarea::placeholder {
            color: var(--text-secondary);
        }
        .form-input:focus,
        .form-textarea:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(31, 77, 62, 0.08);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .form-submit {
            width: 100%;
            padding: 14px 24px;
            background-color: var(--primary);
            color: var(--bg-main);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            min-height: 44px;
        }
        .form-submit:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            box-shadow: var(--shadow-sm);
        }
        .form-submit:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .contact-info-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .contact-info-card {
            background-color: var(--primary);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            color: var(--bg-main);
        }
        .contact-info-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--bg-main);
        }
        .contact-info-card ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .contact-info-card ul li {
            font-size: 14px;
            color: var(--sand-light);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.7;
        }
        .contact-info-card ul li strong {
            color: var(--bg-main);
            font-weight: 600;
        }
        .contact-map-placeholder {
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 200px;
            background-image: url('/assets/images/coverpic/cover-8.webp');
            background-size: cover;
            background-position: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        /* CTA Section */
        .cta-section {
            background-color: var(--primary);
            padding: 64px 0;
            text-align: center;
            position: relative;
            border-radius: 0;
        }
        .cta-section .section-title {
            color: var(--bg-main);
        }
        .cta-section .section-desc {
            color: var(--sand-light);
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-accent {
            background-color: var(--accent);
            border-color: var(--accent);
            font-size: 16px;
            padding: 14px 36px;
        }
        .cta-section .btn-accent:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
        }

        /* Footer */
        .footer {
            background-color: var(--primary-deeper);
            color: var(--sand-light);
            padding: 56px 0 24px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .nav-brand {
            color: var(--bg-main);
            margin-bottom: 12px;
            display: flex;
        }
        .footer-brand .nav-brand:hover {
            color: var(--sand-light);
        }
        .footer-brand .footer-brand-desc {
            font-size: 13px;
            line-height: 1.8;
            color: var(--sand);
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--bg-main);
            margin-bottom: 16px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--sand);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--bg-main);
        }
        .footer-subscribe {
            display: flex;
            gap: 10px;
            margin-top: 12px;
        }
        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background-color: rgba(255, 255, 255, 0.08);
            color: var(--bg-main);
            font-size: 13px;
            min-height: 44px;
        }
        .footer-subscribe input::placeholder {
            color: var(--sand);
        }
        .footer-subscribe button {
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            background-color: var(--accent);
            color: var(--bg-main);
            font-size: 13px;
            font-weight: 600;
            border: none;
            min-height: 44px;
            transition: all var(--transition);
        }
        .footer-subscribe button:hover {
            background-color: var(--accent-hover);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 12px;
            color: var(--sand);
        }
        .footer-bottom a {
            color: var(--sand);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--bg-main);
        }
        .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero h1 {
                font-size: 36px;
            }
            .services-wrap {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .services-nav {
                position: static;
            }
            .services-nav-list {
                flex-direction: row;
                overflow-x: auto;
                gap: 8px;
                padding-bottom: 4px;
            }
            .services-nav-item {
                white-space: nowrap;
                flex-shrink: 0;
                border-left: none;
                border-bottom: 3px solid transparent;
            }
            .services-nav-item.active {
                border-bottom-color: var(--primary);
                border-left-color: transparent;
            }
            .plan-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .case-card {
                flex: 1 1 calc(50% - 16px);
                max-width: none;
            }
            .section {
                padding: 72px 0;
            }
            .section-title {
                font-size: 27px;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                padding: 8px 0;
            }
            .nav-brand {
                font-size: 18px;
            }
            .header-actions {
                gap: 8px;
            }
            .header-login {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-channel-bar {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--bg-main);
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                padding: 16px 0;
            }
            .nav-channel-bar.open {
                display: block;
            }
            .nav-channel-list {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 0 16px;
            }
            .nav-channel-link {
                width: 100%;
                border-bottom: 1px solid var(--border);
                border-radius: 0;
                padding: 14px 12px;
            }
            .nav-channel-link.active {
                border-bottom-color: var(--border);
                border-left: 3px solid var(--primary);
                background-color: var(--sand-light);
            }

            .hero {
                min-height: auto;
                padding: 40px 0;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-data-row {
                gap: 20px;
            }
            .hero-data-item .number {
                font-size: 28px;
            }
            .hero-apply-card {
                padding: 24px 20px;
            }

            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 22px;
            }
            .section-desc {
                font-size: 15px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 36px;
            }

            .case-card {
                flex: 1 1 100%;
                max-width: none;
            }
            .cases-scroll {
                flex-direction: column;
            }
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .reviews-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .reviews-summary .score {
                font-size: 36px;
            }
            .trust-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .trust-bar .trust-item {
                justify-content: center;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-subscribe {
                flex-direction: column;
            }
            .footer-bottom-links {
                flex-direction: column;
                gap: 8px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 14px;
                min-height: 44px;
            }
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 26px;
            }
            .hero-data-item .number {
                font-size: 24px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .section-title {
                font-size: 21px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-number {
                font-size: 32px;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #1F4D3E;
  --primary-dark: #163829;
  --primary-deeper: #0E251B;
  --primary-light: #3D6B5D;
  --accent: #B5782A;
  --accent-hover: #96611F;
  --bg-main: #FAF7F2;
  --bg-alt: #F0ECE5;
  --text-main: #1F1F1F;
  --text-secondary: #6B625A;
  --border: #D8D0C5;
  --sand: #D9C9B5;
  --sand-light: #E8DFD0;
  --white: #FFFFFF;
  --shadow-sm: 0 2px 12px rgba(31, 77, 62, 0.06);
  --shadow-md: 0 8px 24px rgba(31, 77, 62, 0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --transition: 0.22s ease;
  --container: 1200px;
  --section-gap: 96px;
  --section-gap-mobile: 56px;
}

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

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

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

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

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

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

ul,
ol {
  list-style: none;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

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

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

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-main);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 720px;
  margin-bottom: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all var(--transition);
  text-align: center;
  min-height: 44px;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--bg-main);
  border: 2px solid var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--bg-main);
  box-shadow: var(--shadow-sm);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn-primary:active {
  background-color: var(--primary-deeper);
  border-color: var(--primary-deeper);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background-color: var(--primary);
  color: var(--bg-main);
  border-color: var(--primary);
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-color: var(--accent);
}

.btn-accent {
  background-color: var(--accent);
  color: var(--bg-main);
  border: 2px solid var(--accent);
}

.btn-accent:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--bg-main);
  box-shadow: var(--shadow-sm);
}

.btn-accent:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

.badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 500;
  background-color: var(--sand-light);
  color: var(--text-main);
  letter-spacing: 0.5px;
  transition: all var(--transition);
}

.badge:hover {
  background-color: var(--primary);
  color: var(--bg-main);
}

.badge-outline {
  background-color: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.badge-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background-color: transparent;
}

.text-link {
  color: var(--primary);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.text-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.text-link:focus-visible {
  outline: 1px solid var(--accent);
  border-bottom-color: var(--accent);
}

/* Header / Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-main);
  box-shadow: 0 1px 0 var(--border);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
  transition: color var(--transition);
}

.nav-brand:hover {
  color: var(--accent);
}

.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--primary);
  color: var(--bg-main);
  border-radius: 50%;
  font-size: 18px;
  font-weight: 700;
  transition: background-color var(--transition);
}

.nav-brand:hover .brand-icon {
  background-color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.search-icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.search-icon:hover {
  color: var(--primary);
}

.header-login {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition);
}

.header-login:hover {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background-color: transparent;
  transition: background-color var(--transition);
}

.nav-toggle:hover {
  background-color: var(--sand-light);
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-channel-bar {
  background-color: var(--primary);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.nav-channel-list {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-channel-list::-webkit-scrollbar {
  display: none;
}

.nav-channel-link {
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--sand-light);
  white-space: nowrap;
  position: relative;
  transition: color var(--transition), background-color var(--transition);
}

.nav-channel-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 20px;
  right: 20px;
  height: 2px;
  background-color: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition);
}

.nav-channel-link:hover {
  color: var(--white);
  background-color: rgba(255, 255, 255, 0.06);
}

.nav-channel-link:hover::after {
  transform: scaleX(1);
}

.nav-channel-link.active {
  color: var(--white);
  font-weight: 700;
  background-color: var(--primary-dark);
}

.nav-channel-link.active::after {
  transform: scaleX(1);
}

.nav-channel-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  border-radius: 4px;
}

/* Breadcrumb */
.breadcrumb-bar {
  background-color: var(--bg-alt);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

.breadcrumb-list a {
  color: var(--primary);
  transition: color var(--transition);
}

.breadcrumb-list a:hover {
  color: var(--accent);
}

.breadcrumb-separator {
  color: var(--border);
  user-select: none;
}

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

/* Page Hero */
.page-hero {
  background-color: var(--bg-main);
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--border);
}

.page-hero-content {
  max-width: 800px;
}

.page-hero h1 {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.page-hero .page-hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.9;
}

/* Depth Content Section */
.depth-section {
  background-color: var(--bg-main);
}

.depth-content {
  max-width: 860px;
}

.depth-content h2 {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--primary);
  margin: 32px 0 16px;
  letter-spacing: -0.3px;
}

.depth-content h2:first-child {
  margin-top: 0;
}

.depth-content p {
  font-size: 16px;
  color: var(--text-main);
  line-height: 2.0;
  margin-bottom: 20px;
}

.depth-content p strong {
  color: var(--primary);
  font-weight: 600;
}

.depth-highlight {
  background-color: var(--sand-light);
  border-left: 4px solid var(--accent);
  padding: 20px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
}

.depth-highlight p {
  margin-bottom: 0;
  color: var(--text-main);
  font-weight: 500;
}

/* Stats Section */
.stats-section {
  background-color: var(--primary);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--accent);
}

.stats-section .section-title {
  color: var(--bg-main);
  text-align: center;
  margin-bottom: 40px;
}

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

.stat-item {
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}

.stat-item:hover {
  background-color: rgba(255, 255, 255, 0.14);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 14px;
  color: var(--sand-light);
  margin-top: 8px;
  line-height: 1.6;
}

.stat-detail {
  font-size: 13px;
  color: var(--sand);
  margin-top: 4px;
  line-height: 1.5;
}

/* Image & Text Split */
.split-section {
  background-color: var(--bg-main);
}

.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.split-image {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.split-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  transition: transform var(--transition);
}

.split-image:hover img {
  transform: scale(1.02);
}

.split-text h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--primary);
  margin-bottom: 18px;
  letter-spacing: -0.3px;
}

.split-text p {
  font-size: 16px;
  color: var(--text-main);
  line-height: 2.0;
  margin-bottom: 16px;
}

.split-list {
  margin-top: 16px;
}

.split-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: 15px;
  color: var(--text-main);
  line-height: 1.7;
}

.split-list li::before {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent);
  margin-top: 10px;
}

/* Numbered Advantage List */
.advantage-numbered {
  background-color: var(--bg-alt);
}

.advantage-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.advantage-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

.advantage-item:hover {
  background-color: rgba(31, 77, 62, 0.04);
  padding-left: 12px;
  border-radius: var(--radius-sm);
}

.advantage-num {
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -1px;
  text-align: center;
}

.advantage-info h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--primary);
  margin-bottom: 6px;
}

.advantage-info p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.advantage-arrow {
  font-size: 24px;
  color: var(--primary);
  transition: color var(--transition);
}

.advantage-item:hover .advantage-arrow {
  color: var(--accent);
}

/* CTA Section */
.cta-section {
  background-color: var(--primary);
  padding: 72px 0;
  position: relative;
}

.cta-section::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--accent);
}

.cta-content {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--bg-main);
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}

.cta-content p {
  font-size: 16px;
  color: var(--sand-light);
  line-height: 1.9;
  margin-bottom: 28px;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Footer */
.footer {
  background-color: var(--primary-deeper);
  color: var(--sand-light);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .footer-logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--bg-main);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.footer-desc {
  font-size: 14px;
  color: var(--sand);
  line-height: 1.8;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--bg-main);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

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

.footer-col ul li a {
  font-size: 14px;
  color: var(--sand-light);
  transition: color var(--transition);
}

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

.footer-contact ul li {
  font-size: 14px;
  color: var(--sand-light);
  margin-bottom: 8px;
  line-height: 1.7;
}

.footer-subscribe {
  background-color: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 32px;
}

.footer-subscribe p {
  font-size: 14px;
  color: var(--sand-light);
  margin-bottom: 12px;
}

.subscribe-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.subscribe-form .form-input {
  flex: 1;
  min-width: 200px;
  background-color: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: all var(--transition);
}

.subscribe-form .form-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.subscribe-form .form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(181, 120, 42, 0.2);
}

.subscribe-note {
  font-size: 12px;
  color: var(--sand);
  margin-top: 8px;
  margin-bottom: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  color: var(--sand);
}

.footer-bottom p {
  margin-bottom: 4px;
}

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

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

/* Responsive */
@media (max-width: 1024px) {
  .section {
    padding: 64px 0;
  }
  .section-title {
    font-size: 28px;
  }
  .page-hero h1 {
    font-size: 34px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .split-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .split-image img {
    aspect-ratio: 16 / 9;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .header-top {
    padding: 10px 0;
  }
  .nav-brand {
    font-size: 20px;
  }
  .brand-icon {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }
  .header-actions {
    gap: 12px;
  }
  .header-login {
    display: none;
  }
  .search-icon span:last-child {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-channel-bar {
    position: fixed;
    top: 0;
    left: -300px;
    width: 280px;
    height: 100vh;
    background-color: var(--primary);
    border-radius: 0;
    padding-top: 60px;
    transition: left 0.3s ease;
    z-index: 99;
    overflow-y: auto;
  }
  .nav-channel-bar.open {
    left: 0;
  }
  .nav-channel-list {
    flex-direction: column;
    gap: 0;
    padding: 0;
  }
  .nav-channel-link {
    display: block;
    width: 100%;
    padding: 16px 24px;
    font-size: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .nav-channel-link::after {
    display: none;
  }
  .nav-channel-link.active {
    border-left: 4px solid var(--accent);
  }
  .breadcrumb-bar {
    padding: 10px 0;
  }
  .page-hero {
    padding: 48px 0 32px;
  }
  .page-hero h1 {
    font-size: 28px;
  }
  .page-hero .page-hero-desc {
    font-size: 15px;
  }
  .depth-content h2 {
    font-size: 22px;
  }
  .stat-number {
    font-size: 36px;
  }
  .advantage-item {
    grid-template-columns: 56px 1fr;
    gap: 16px;
    padding: 20px 0;
  }
  .advantage-num {
    font-size: 28px;
  }
  .advantage-info h3 {
    font-size: 18px;
  }
  .advantage-arrow {
    display: none;
  }
  .cta-section {
    padding: 56px 0;
  }
  .cta-content h2 {
    font-size: 24px;
  }
  .footer {
    padding: 48px 0 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .subscribe-form {
    flex-direction: column;
  }
  .subscribe-form .form-input {
    min-width: 100%;
  }
  .section {
    padding: var(--section-gap-mobile) 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  .section-title {
    font-size: 22px;
  }
  .page-hero h1 {
    font-size: 24px;
  }
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .stat-number {
    font-size: 32px;
  }
  .stat-item {
    padding: 20px 16px;
  }
  .cta-buttons {
    flex-direction: column;
    gap: 12px;
  }
  .btn {
    width: 100%;
  }
  .footer-subscribe {
    padding: 16px;
  }
}

/* roulang page: category2 */
:root {
            --primary: #1F4D3E;
            --primary-dark: #163829;
            --primary-deeper: #0E251B;
            --primary-light: #3D6B5D;
            --accent: #B5782A;
            --accent-hover: #96611F;
            --bg-main: #FAF7F2;
            --bg-alt: #F0ECE5;
            --text-main: #1F1F1F;
            --text-secondary: #6B625A;
            --border: #D8D0C5;
            --sand: #D9C9B5;
            --sand-light: #E8DFD0;
            --white: #FFFFFF;
            --shadow-sm: 0 2px 12px rgba(31, 77, 62, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 77, 62, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease;
            --container: 1200px;
            --section-gap: 96px;
            --section-gap-mobile: 56px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-main);
            background-color: var(--bg-main);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        ul,
        ol {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background-color: var(--bg-alt);
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            text-align: center;
            min-height: 44px;
        }
        .btn-primary {
            background-color: var(--primary);
            color: var(--bg-main);
            border: 2px solid var(--primary);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }
        .btn-primary:active {
            background-color: var(--primary-deeper);
            border-color: var(--primary-deeper);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background-color: var(--primary);
            color: var(--bg-main);
            border-color: var(--primary);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-color: var(--accent);
        }
        .btn-accent {
            background-color: var(--accent);
            color: var(--bg-main);
            border: 2px solid var(--accent);
        }
        .btn-accent:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
        }
        .btn-accent:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
            background-color: var(--sand-light);
            color: var(--text-main);
            letter-spacing: 0.5px;
            transition: all var(--transition);
        }
        .badge:hover {
            background-color: var(--primary);
            color: var(--bg-main);
        }
        .badge-outline {
            background-color: transparent;
            border: 1px solid var(--border);
            color: var(--text-secondary);
        }
        .badge-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: transparent;
        }
        .text-link {
            color: var(--primary);
            font-weight: 500;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }
        .text-link:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }
        .text-link:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-bottom-color: var(--accent);
        }

        /* Header / Navigation */
        .header {
            background-color: var(--bg-main);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
        }
        .nav-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .nav-brand:hover {
            color: var(--primary-dark);
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: var(--primary);
            color: var(--bg-main);
            font-size: 18px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            flex-shrink: 0;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-icon {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .search-icon:hover {
            color: var(--primary);
            background-color: var(--sand-light);
        }
        .header-login {
            display: inline-flex;
            align-items: center;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .header-login:hover {
            border-color: var(--primary);
            background-color: var(--sand-light);
            color: var(--primary-dark);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background-color: transparent;
            transition: all var(--transition);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 1px;
            transition: all var(--transition);
        }
        .nav-toggle:hover {
            border-color: var(--primary);
            background-color: var(--sand-light);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .nav-channel-bar {
            border-top: 1px solid var(--border);
            background-color: var(--bg-main);
        }
        .nav-channel-list {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
            padding: 0;
        }
        .nav-channel-list::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 14px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.3px;
        }
        .nav-channel-link:hover {
            color: var(--primary);
            border-bottom-color: var(--accent);
            background-color: var(--sand-light);
        }
        .nav-channel-link.active {
            color: var(--primary);
            font-weight: 600;
            border-bottom-color: var(--primary);
        }
        .nav-channel-link:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
            border-radius: 4px;
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            background-color: var(--bg-alt);
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--primary);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: var(--border);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* Page Hero (simplified) */
        .page-hero {
            padding: 48px 0 32px;
            background-color: var(--bg-main);
            border-bottom: 1px solid var(--border);
        }
        .page-hero-content {
            max-width: 800px;
        }
        .page-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 20px;
        }
        .page-hero .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* Service Overview */
        .service-overview {
            padding: 48px 0;
        }
        .overview-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .overview-text .section-title {
            margin-bottom: 20px;
        }
        .overview-text p {
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .overview-media {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .overview-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }
        .overview-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31, 77, 62, 0.15) 0%, rgba(31, 77, 62, 0.35) 100%);
            border-radius: var(--radius-md);
            pointer-events: none;
        }

        /* Service List */
        .service-list-section {
            padding: 48px 0 80px;
            background-color: var(--bg-main);
        }
        .service-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .service-item {
            display: flex;
            gap: 24px;
            padding: 28px 32px;
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .service-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .service-item:focus-within {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }
        .service-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 48px;
            height: 48px;
            background-color: var(--primary);
            color: var(--bg-main);
            font-size: 18px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            letter-spacing: -0.5px;
        }
        .service-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background-color: var(--sand-light);
            border-radius: var(--radius-sm);
            font-size: 22px;
            flex-shrink: 0;
        }
        .service-item-body {
            flex: 1;
            min-width: 0;
        }
        .service-item-body h3 {
            font-size: 20px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .service-item-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }
        .service-item-body .service-action {
            display: inline-block;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }
        .service-item-body .service-action:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }
        .service-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 10px;
        }

        /* Service Process */
        .service-process {
            padding: 64px 0;
            background-color: var(--bg-alt);
        }
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 32px;
        }
        .process-step {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            text-align: center;
        }
        .process-step:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: var(--primary);
            color: var(--bg-main);
            font-size: 16px;
            font-weight: 700;
            border-radius: 50%;
            margin-bottom: 12px;
        }
        .process-step h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Service Stats */
        .service-stats {
            padding: 64px 0;
            background-color: var(--primary);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 42px;
            font-weight: 700;
            color: var(--bg-main);
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: -1px;
        }
        .stat-item .stat-label {
            font-size: 14px;
            color: var(--sand);
            letter-spacing: 1px;
            font-weight: 500;
        }

        /* CTA Section */
        .cta-section {
            padding: 72px 0;
            background-color: var(--sand-light);
            border-top: 1px solid var(--border);
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-text h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .cta-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 520px;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* Footer */
        .footer {
            background-color: var(--primary);
            color: var(--bg-main);
            padding: 48px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 12px;
            color: var(--bg-main);
        }
        .footer-desc {
            font-size: 14px;
            color: var(--sand);
            line-height: 1.7;
            max-width: 260px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--bg-main);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: var(--sand);
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--bg-main);
        }
        .footer-contact ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 14px;
            color: var(--sand);
        }
        .footer-subscribe {
            border-top: 1px solid rgba(217, 201, 181, 0.25);
            padding-top: 24px;
            margin-bottom: 24px;
            text-align: center;
        }
        .footer-subscribe p {
            font-size: 14px;
            color: var(--sand);
            margin-bottom: 12px;
        }
        .subscribe-form {
            display: flex;
            gap: 8px;
            max-width: 420px;
            margin: 0 auto 8px;
        }
        .subscribe-form .form-input {
            flex: 1;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            font-size: 14px;
            background-color: var(--white);
            color: var(--text-main);
            transition: all var(--transition);
        }
        .subscribe-form .form-input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 77, 62, 0.08);
        }
        .subscribe-form .btn {
            flex-shrink: 0;
        }
        .subscribe-note {
            font-size: 12px;
            color: var(--sand);
            margin-top: 6px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(217, 201, 181, 0.25);
            padding-top: 16px;
            text-align: center;
            font-size: 13px;
            color: var(--sand);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-bottom a {
            color: var(--sand);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--bg-main);
        }

        /* Form styles */
        .form-input,
        .form-textarea {
            width: 100%;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 15px;
            background-color: var(--white);
            color: var(--text-main);
            transition: all var(--transition);
        }
        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 77, 62, 0.08);
        }
        .form-input::placeholder,
        .form-textarea::placeholder {
            color: var(--text-secondary);
            opacity: 1;
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
            .overview-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-gap: var(--section-gap-mobile);
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .header-top {
                padding: 10px 0;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-channel-bar {
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.3s ease;
            }
            .nav-channel-bar.open {
                max-height: 400px;
                overflow-y: auto;
            }
            .nav-channel-list {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
            }
            .nav-channel-link {
                padding: 12px 16px;
                border-bottom: 1px solid var(--border);
                width: 100%;
            }
            .nav-channel-link.active {
                border-bottom-color: var(--primary);
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .service-item {
                flex-direction: column;
                gap: 16px;
                padding: 20px;
            }
            .service-number,
            .service-icon {
                min-width: 40px;
                height: 40px;
                font-size: 16px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                text-align: left;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .btn {
                width: 100%;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
            .header-top {
                gap: 8px;
            }
            .nav-brand {
                font-size: 18px;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .header-actions .search-icon,
            .header-actions .header-login {
                font-size: 12px;
                padding: 5px 8px;
            }
            .page-hero {
                padding: 32px 0 20px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 20px;
            }
            .service-item {
                padding: 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1F4D3E;
            --primary-dark: #163829;
            --primary-deeper: #0E251B;
            --primary-light: #3D6B5D;
            --accent: #B5782A;
            --accent-hover: #96611F;
            --bg-main: #FAF7F2;
            --bg-alt: #F0ECE5;
            --text-main: #1F1F1F;
            --text-secondary: #6B625A;
            --border: #D8D0C5;
            --sand: #D9C9B5;
            --sand-light: #E8DFD0;
            --white: #FFFFFF;
            --shadow-sm: 0 2px 12px rgba(31, 77, 62, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 77, 62, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease;
            --container: 1200px;
            --section-gap: 96px;
            --section-gap-mobile: 56px;
        }

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

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
        }

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

        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

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

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

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            text-align: center;
            min-height: 44px;
            line-height: 1.2;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--bg-main);
            border: 2px solid var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-primary:active {
            background-color: var(--primary-deeper);
            border-color: var(--primary-deeper);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-secondary:hover {
            background-color: var(--primary);
            color: var(--bg-main);
            border-color: var(--primary);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-color: var(--accent);
        }

        .btn-accent {
            background-color: var(--accent);
            color: var(--bg-main);
            border: 2px solid var(--accent);
        }

        .btn-accent:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
        }

        .btn-accent:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            min-height: 36px;
        }

        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
            background-color: var(--sand-light);
            color: var(--text-main);
            letter-spacing: 0.5px;
            transition: all var(--transition);
        }

        .badge:hover {
            background-color: var(--primary);
            color: var(--bg-main);
        }

        .badge-outline {
            background-color: transparent;
            border: 1px solid var(--border);
            color: var(--text-secondary);
        }

        .badge-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: transparent;
        }

        .text-link {
            color: var(--primary);
            font-weight: 500;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }

        .text-link:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }

        .text-link:focus-visible {
            outline: 1px solid var(--accent);
            outline-offset: 2px;
            border-bottom-color: var(--accent);
        }

        /* ===== Header / Navigation ===== */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--bg-main);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 8px rgba(31, 77, 62, 0.06);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
        }

        .nav-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
            line-height: 1.2;
        }

        .nav-brand:hover {
            color: var(--primary-dark);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: var(--primary);
            color: var(--bg-main);
            border-radius: 8px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0;
            transition: background-color var(--transition);
        }

        .nav-brand:hover .brand-icon {
            background-color: var(--primary-dark);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .search-icon {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }

        .search-icon:hover {
            color: var(--primary);
        }

        .header-login {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
            transition: color var(--transition);
        }

        .header-login:hover {
            color: var(--accent);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            min-height: 44px;
            min-width: 44px;
            align-items: center;
            justify-content: center;
            background: none;
            border: none;
            cursor: pointer;
            border-radius: 4px;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle:hover span {
            background-color: var(--accent);
        }

        .nav-toggle:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .nav-channel-bar {
            background-color: var(--primary);
            padding: 0;
        }

        .nav-channel-list {
            display: flex;
            align-items: center;
            gap: 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-channel-list::-webkit-scrollbar {
            display: none;
        }

        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 12px 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--sand-light);
            letter-spacing: 0.5px;
            white-space: nowrap;
            position: relative;
            transition: all var(--transition);
            border-bottom: 3px solid transparent;
        }

        .nav-channel-link:hover {
            color: var(--white);
            background-color: rgba(255, 255, 255, 0.08);
        }

        .nav-channel-link:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
        }

        .nav-channel-link.active {
            color: var(--white);
            font-weight: 600;
            border-bottom-color: var(--accent);
            background-color: rgba(255, 255, 255, 0.05);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            background-color: var(--bg-alt);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
        }

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

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

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

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

        /* ===== Category Hero ===== */
        .cat-hero {
            background-color: var(--bg-main);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--border);
        }

        .cat-hero-content {
            max-width: 900px;
        }

        .cat-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .cat-hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 780px;
        }

        .cat-hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }

        /* ===== News Layout ===== */
        .news-section {
            padding: 48px 0 64px;
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .news-main {
            min-width: 0;
        }

        .news-featured {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 28px;
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            margin-bottom: 40px;
            transition: box-shadow var(--transition), transform var(--transition);
        }

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

        .news-featured-media {
            position: relative;
            min-height: 260px;
            overflow: hidden;
            border-radius: 0;
        }

        .news-featured-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }

        .news-featured-body {
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .news-date {
            font-size: 13px;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
            display: block;
            margin-bottom: 8px;
        }

        .news-featured-title {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .news-featured-title a {
            color: var(--text-main);
            transition: color var(--transition);
        }

        .news-featured-title a:hover {
            color: var(--primary);
        }

        .news-featured-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .news-list-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .news-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--primary);
        }

        .news-card-media {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: 0;
        }

        .news-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition);
        }

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

        .news-card-body {
            padding: 20px 20px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .news-card-title a {
            color: var(--text-main);
            transition: color var(--transition);
        }

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

        .news-card-excerpt {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .news-card .btn {
            align-self: flex-start;
        }

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

        .sidebar-widget {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
        }

        .sidebar-widget h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--sand-light);
        }

        .sidebar-news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .sidebar-news-item {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding-bottom: 12px;
            border-bottom: 1px dashed var(--border);
        }

        .sidebar-news-item:last-child {
            padding-bottom: 0;
            border-bottom: none;
        }

        .sidebar-news-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--accent);
            flex-shrink: 0;
            margin-top: 8px;
        }

        .sidebar-news-item a {
            font-size: 13px;
            color: var(--text-main);
            line-height: 1.6;
            transition: color var(--transition);
        }

        .sidebar-news-item a:hover {
            color: var(--accent);
        }

        .sidebar-news-date {
            font-size: 11px;
            color: var(--text-secondary);
            display: block;
            margin-top: 2px;
        }

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

        .tag-cloud .badge {
            font-size: 12px;
            padding: 4px 12px;
            cursor: pointer;
        }

        .sidebar-subscribe {
            background-color: var(--primary);
            border: none;
        }

        .sidebar-subscribe h3 {
            color: var(--bg-main);
            border-bottom-color: rgba(217, 201, 181, 0.3);
        }

        .sidebar-subscribe p {
            font-size: 13px;
            color: var(--sand-light);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .sidebar-subscribe .form-input {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: rgba(217, 201, 181, 0.4);
            color: var(--bg-main);
        }

        .sidebar-subscribe .form-input::placeholder {
            color: rgba(250, 247, 242, 0.6);
        }

        .sidebar-subscribe .form-input:focus {
            border-color: var(--accent);
            outline: 2px solid rgba(181, 120, 42, 0.4);
            outline-offset: 0;
        }

        /* ===== Form ===== */
        .form-input,
        .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            background-color: var(--white);
            font-size: 14px;
            color: var(--text-main);
            transition: all var(--transition);
            min-height: 44px;
        }

        .form-input:focus,
        .form-textarea:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(31, 77, 62, 0.08);
        }

        .form-input::placeholder,
        .form-textarea::placeholder {
            color: var(--text-secondary);
        }

        .form-textarea {
            resize: vertical;
            min-height: 100px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background-color: var(--primary);
            padding: 64px 0;
            border-radius: 0;
            margin: 0;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--bg-main);
            line-height: 1.35;
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .cta-text p {
            font-size: 15px;
            color: var(--sand-light);
            line-height: 1.75;
            max-width: 520px;
        }

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

        /* ===== Footer ===== */
        .footer {
            background-color: var(--primary-dark);
            color: var(--sand-light);
            padding: 64px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(217, 201, 181, 0.2);
        }

        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--bg-main);
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--sand-light);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--bg-main);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col a {
            font-size: 13px;
            color: var(--sand-light);
            transition: color var(--transition);
        }

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

        .footer-contact ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-contact li {
            font-size: 13px;
            color: var(--sand-light);
            line-height: 1.6;
        }

        .footer-subscribe {
            padding: 28px 0;
            border-bottom: 1px solid rgba(217, 201, 181, 0.2);
        }

        .footer-subscribe p {
            font-size: 13px;
            color: var(--sand-light);
            margin-bottom: 12px;
        }

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

        .subscribe-form .form-input {
            flex: 1;
            min-width: 200px;
            background-color: rgba(255, 255, 255, 0.08);
            border-color: rgba(217, 201, 181, 0.3);
            color: var(--bg-main);
        }

        .subscribe-form .form-input::placeholder {
            color: rgba(250, 247, 242, 0.5);
        }

        .subscribe-form .form-input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(181, 120, 42, 0.15);
        }

        .subscribe-note {
            font-size: 11px !important;
            color: rgba(217, 201, 181, 0.6) !important;
            margin-top: 8px;
            margin-bottom: 0 !important;
        }

        .footer-bottom {
            padding: 24px 0 32px;
            font-size: 12px;
            color: rgba(217, 201, 181, 0.7);
            display: flex;
            flex-wrap: wrap;
            gap: 8px 24px;
            align-items: center;
        }

        .footer-bottom p {
            margin: 0;
        }

        .footer-bottom a {
            color: var(--sand-light);
            font-size: 12px;
            transition: color var(--transition);
        }

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

        /* ===== Mobile Nav Drawer ===== */
        .nav-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 280px;
            height: 100vh;
            background-color: var(--bg-main);
            z-index: 200;
            box-shadow: 4px 0 20px rgba(31, 77, 62, 0.15);
            transform: translateX(-100%);
            transition: transform 0.28s ease;
            overflow-y: auto;
            padding: 24px 20px;
        }

        .nav-drawer.open {
            transform: translateX(0);
        }

        .nav-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }

        .nav-drawer-brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
        }

        .nav-drawer-close {
            font-size: 24px;
            color: var(--text-secondary);
            padding: 4px;
            min-height: 44px;
            min-width: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 4px;
        }

        .nav-drawer-close:hover {
            color: var(--primary);
        }

        .nav-drawer-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .nav-drawer-list a {
            display: block;
            padding: 12px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .nav-drawer-list a:hover {
            background-color: var(--sand-light);
            color: var(--primary);
        }

        .nav-drawer-list a.active {
            background-color: var(--primary);
            color: var(--bg-main);
        }

        .nav-drawer-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.45);
            z-index: 150;
            opacity: 0;
            transition: opacity 0.28s ease;
        }

        .nav-drawer-overlay.show {
            opacity: 1;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .section {
                padding: 72px 0;
            }

            .section-title {
                font-size: 28px;
            }

            .news-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .news-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .cat-hero h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .nav-drawer {
                display: block;
            }

            .nav-drawer-overlay.show {
                display: block;
            }

            .nav-channel-bar {
                display: none;
            }

            .header-actions .search-icon span:last-child,
            .header-actions .header-login {
                display: none;
            }

            .nav-drawer-list {
                display: flex;
            }

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

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

            .cat-hero {
                padding: 28px 0 24px;
            }

            .cat-hero h1 {
                font-size: 24px;
            }

            .news-section {
                padding: 32px 0 48px;
            }

            .news-featured {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .news-featured-media {
                min-height: 200px;
            }

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

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

            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 28px;
            }

            .footer-subscribe {
                padding: 20px 0;
            }

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

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

            .breadcrumb {
                font-size: 12px;
            }

            .news-card-title {
                font-size: 14px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            .header-top {
                padding: 12px 0;
            }

            .nav-brand {
                font-size: 18px;
            }

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 17px;
            }

            .cat-hero h1 {
                font-size: 20px;
            }

            .section-title {
                font-size: 20px;
            }

            .news-featured-body {
                padding: 18px 16px;
            }

            .news-featured-title {
                font-size: 16px;
            }

            .news-card-body {
                padding: 16px 16px 20px;
            }

            .btn {
                padding: 10px 20px;
                font-size: 13px;
                min-height: 40px;
            }

            .cta-section {
                padding: 40px 0;
            }

            .cta-text h2 {
                font-size: 19px;
            }

            .news-layout {
                gap: 24px;
            }

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

/* roulang page: category4 */
:root {
            --primary: #1F4D3E;
            --primary-dark: #163829;
            --primary-deeper: #0E251B;
            --primary-light: #3D6B5D;
            --accent: #B5782A;
            --accent-hover: #96611F;
            --bg-main: #FAF7F2;
            --bg-alt: #F0ECE5;
            --text-main: #1F1F1F;
            --text-secondary: #6B625A;
            --border: #D8D0C5;
            --sand: #D9C9B5;
            --sand-light: #E8DFD0;
            --white: #FFFFFF;
            --shadow-sm: 0 2px 12px rgba(31, 77, 62, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 77, 62, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease;
            --container: 1200px;
            --section-gap: 84px;
            --section-gap-mobile: 56px;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }

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

        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

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

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-label::before {
            content: '';
            display: inline-block;
            width: 24px;
            height: 2px;
            background-color: var(--accent);
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            text-align: center;
            min-height: 44px;
            gap: 8px;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--bg-main);
            border: 2px solid var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-primary:active {
            background-color: var(--primary-deeper);
            border-color: var(--primary-deeper);
            transform: translateY(0);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-secondary:hover {
            background-color: var(--primary);
            color: var(--bg-main);
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-color: var(--accent);
        }

        .btn-accent {
            background-color: var(--accent);
            color: var(--bg-main);
            border: 2px solid var(--accent);
        }

        .btn-accent:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }

        .btn-accent:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
            background-color: var(--sand-light);
            color: var(--text-main);
            letter-spacing: 0.5px;
            transition: all var(--transition);
            cursor: pointer;
            border: 1px solid transparent;
        }

        .badge:hover {
            background-color: var(--primary);
            color: var(--bg-main);
        }

        .badge:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .badge-active {
            background-color: var(--primary);
            color: var(--bg-main);
            border-color: var(--primary);
        }

        .badge-outline {
            background-color: transparent;
            border: 1px solid var(--border);
            color: var(--text-secondary);
        }

        .badge-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: transparent;
        }

        .text-link {
            color: var(--primary);
            font-weight: 500;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .text-link:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }

        .text-link:focus-visible {
            outline: 1px solid var(--accent);
            outline-offset: 3px;
            border-bottom-color: var(--accent);
        }

        /* Header */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--white);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 8px rgba(31, 77, 62, 0.04);
        }

        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 0;
        }

        .nav-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            transition: color var(--transition);
        }

        .nav-brand:hover {
            color: var(--accent);
        }

        .nav-brand:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background-color: var(--primary);
            color: var(--bg-main);
            border-radius: var(--radius-sm);
            font-size: 18px;
            font-weight: 700;
            transition: background-color var(--transition);
        }

        .nav-brand:hover .brand-icon {
            background-color: var(--accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .search-icon {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: color var(--transition);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
        }

        .search-icon:hover {
            color: var(--primary);
        }

        .search-icon:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .header-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .header-login:hover {
            background-color: var(--primary);
            color: var(--bg-main);
            border-color: var(--primary);
        }

        .header-login:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            padding: 10px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background-color: transparent;
            transition: all var(--transition);
            cursor: pointer;
        }

        .nav-toggle:hover {
            border-color: var(--primary);
        }

        .nav-toggle:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: var(--primary);
            transition: all var(--transition);
            border-radius: 2px;
        }

        .nav-channel-bar {
            background-color: var(--primary);
            padding: 0;
        }

        .nav-channel-list {
            display: flex;
            align-items: center;
            gap: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .nav-channel-list::-webkit-scrollbar {
            display: none;
        }

        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 14px 18px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(250, 247, 242, 0.85);
            white-space: nowrap;
            transition: all var(--transition);
            border-bottom: 2px solid transparent;
            letter-spacing: 0.4px;
        }

        .nav-channel-link:hover {
            color: #FFFFFF;
            background-color: rgba(255, 255, 255, 0.06);
            border-bottom-color: var(--accent);
        }

        .nav-channel-link:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
            border-radius: 2px;
        }

        .nav-channel-link.active {
            color: #FFFFFF;
            border-bottom-color: var(--accent);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            background-color: var(--bg-alt);
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
        }

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

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

        .breadcrumb-separator {
            color: var(--border);
            user-select: none;
        }

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

        /* Hero */
        .category-hero {
            padding: 48px 0 40px;
            background-color: var(--bg-main);
            border-bottom: 1px solid var(--border);
        }

        .category-hero-inner {
            display: flex;
            align-items: flex-start;
            gap: 40px;
            flex-wrap: wrap;
        }

        .category-hero-content {
            flex: 1;
            min-width: 280px;
        }

        .category-hero-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .category-hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 640px;
        }

        /* Filter tags */
        .filter-tags-section {
            padding: 24px 0 16px;
        }

        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        /* Case grid */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            padding: 32px 0 8px;
        }

        .case-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

        .case-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .case-card:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(181, 120, 42, 0.08);
        }

        .case-card-media {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            border-radius: var(--radius-md) var(---md) var(--radius-md) 0 0;
}

.case-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.case-card:hover .case-card-media img {
    transform: scale(1.04);
}

.case-card-body {
    padding: 20px 22px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 10px;
}

.case-card-tag {
    align-self: flex-start;
}

.case-card-title {
    font-size: 19px;
    font-weight: 600;
    line-height: 1.45;
    color: var(--text-main);
    margin: 0;
}

.case-card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.75;
    flex: 1;
    margin: 0;
}

.case-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
    padding-top: 8px;
    border-top: 1px solid var(--border);
}

.case-card-link {
    align-self: flex-start;
}

/* Asymmetric featured case */
.case-feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 24px;
}

.case-feature-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    min-height: 260px;
    display: flex;
    align-items: flex-end;
    background-color: var(--primary);
    transition: all var(--transition);
}

.case-feature-item:first-child {
    grid-row: span 2;
    min-height: 520px;
}

.case-feature-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.case-feature-item img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0;
    transition: transform var(--transition);
}

.case-feature-item:hover img {
    transform: scale(1.05);
}

.case-feature-overlay {
    position: relative;
    z-index: 1;
    padding: 24px;
    width: 100%;
    background: linear-gradient(to top, rgba(14, 37, 27, 0.92) 0%, rgba(14, 37, 27, 0.55) 60%, transparent 100%);
    color: var(--bg-main);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.case-feature-overlay h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
}

.case-feature-overlay p {
    font-size: 14px;
    color: rgba(250, 247, 242, 0.85);
    line-height: 1.75;
    margin-bottom: 12px;
}

.case-feature-overlay .badge {
    background-color: rgba(232, 223, 208, 0.2);
    color: var(--bg-main);
    border: 1px solid rgba(232, 223, 208, 0.35);
}

/* Insight section */
.case-insight-section {
    background-color: var(--bg-alt);
    padding: 64px 0;
}

.case-insight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.case-insight-text h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.35;
    margin-bottom: 16px;
}

.case-insight-text p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 16px;
}

.case-insight-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.case-stat {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: left;
    transition: all var(--transition);
}

.case-stat:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.case-stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 6px;
}

.case-stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* CTA section */
.cta-section {
    background-color: var(--primary);
    padding: 64px 0;
    border-radius: var(--radius-lg);
    margin: 64px 0;
}

.cta-section .container {
    text-align: center;
}

.cta-section h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--bg-main);
    margin-bottom: 12px;
}

.cta-section p {
    font-size: 16px;
    color: rgba(250, 247, 242, 0.8);
    max-width: 560px;
    margin: 0 auto 24px;
    line-height: 1.85;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 1024px) {
    .case-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .case-insight-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .case-feature-grid {
        grid-template-columns: 1fr;
    }
    .case-feature-item:first-child {
        grid-row: auto;
        min-height: 300px;
    }
    .case-feature-item {
        min-height: 260px;
    }
}

@media (max-width: 768px) {
    .header-actions .search-icon span:last-child,
    .header-actions .header-login {
        display: none;
    }
    .header-actions .search-icon {
        padding: 8px;
    }
    .nav-toggle {
        display: flex;
    }
    .nav-channel-bar {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--primary);
        flex-direction: column;
        align-items: stretch;
        box-shadow: var(--shadow-md);
    }
    .nav-channel-bar.open {
        display: flex;
    }
    .nav-channel-list {
        flex-direction: column;
        align-items: stretch;
        overflow-x: visible;
    }
    .nav-channel-link {
        padding: 14px 24px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        justify-content: flex-start;
    }
    .nav-channel-link.active {
        background-color: rgba(255, 255, 255, 0.08);
    }
    .category-hero-title {
        font-size: 28px;
    }
    .case-grid {
        grid-template-columns: 1fr;
    }
    .case-feature-overlay h3 {
        font-size: 20px;
    }
    .case-stat-number {
        font-size: 28px;
    }
    .cta-section {
        margin: 48px 0;
        padding: 48px 24px;
    }
    .cta-section h2 {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    .section-title {
        font-size: 24px;
    }
    .case-card-body {
        padding: 16px 18px 20px;
    }
    .case-card-title {
        font-size: 18px;
    }
    .case-feature-overlay {
        padding: 16px;
    }
    .case-feature-overlay h3 {
        font-size: 18px;
    }
    .case-insight-stats {
        grid-template-columns: 1fr;
    }
}

/* roulang page: category5 */
:root {
  --primary: #1F4D3E;
  --primary-dark: #163829;
  --primary-deeper: #0E251B;
  --primary-light: #3D6B5D;
  --accent: #B5782A;
  --accent-hover: #96611F;
  --bg-main: #FAF7F2;
  --bg-alt: #F0ECE5;
  --text-main: #1F1F1F;
  --text-secondary: #6B625A;
  --border: #D8D0C5;
  --sand: #D9C9B5;
  --sand-light: #E8DFD0;
  --white: #FFFFFF;
  --shadow-sm: 0 2px 12px rgba(31, 77, 62, 0.06);
  --shadow-md: 0 8px 24px rgba(31, 77, 62, 0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --transition: 0.22s ease;
  --container: 1200px;
  --section-gap: 96px;
  --section-gap-mobile: 56px;
}

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

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

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

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

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

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

ul,
ol {
  list-style: none;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

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

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

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-main);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 720px;
  margin-bottom: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all var(--transition);
  text-align: center;
  min-height: 44px;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--bg-main);
  border: 2px solid var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--bg-main);
  box-shadow: var(--shadow-sm);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn-primary:active {
  background-color: var(--primary-deeper);
  border-color: var(--primary-deeper);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background-color: var(--primary);
  color: var(--bg-main);
  border-color: var(--primary);
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-color: var(--accent);
}

.btn-accent {
  background-color: var(--accent);
  color: var(--bg-main);
  border: 2px solid var(--accent);
}

.btn-accent:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--bg-main);
  box-shadow: var(--shadow-sm);
}

.btn-accent:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

.badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 500;
  background-color: var(--sand-light);
  color: var(--text-main);
  letter-spacing: 0.5px;
  transition: all var(--transition);
}

.badge:hover {
  background-color: var(--primary);
  color: var(--bg-main);
}

.text-link {
  color: var(--primary);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.text-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 1px 0 var(--border);
  border-bottom: 2px solid var(--border);
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
  text-decoration: none;
  transition: color var(--transition);
}

.nav-brand:hover {
  color: var(--primary-dark);
}

.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--primary);
  color: var(--bg-main);
  border-radius: 10px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0;
  flex-shrink: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition);
  text-decoration: none;
}

.search-icon:hover {
  color: var(--accent);
}

.header-login {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  min-height: 40px;
}

.header-login:hover {
  border-color: var(--primary);
  background-color: var(--sand-light);
  color: var(--primary-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--white);
  transition: all var(--transition);
}

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

.nav-toggle:hover {
  border-color: var(--primary);
  background-color: var(--sand-light);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-channel-bar {
  background-color: var(--bg-main);
  border-top: 1px solid var(--border);
  padding: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-channel-bar::-webkit-scrollbar {
  display: none;
}

.nav-channel-list {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: nowrap;
  min-width: max-content;
  padding: 0;
}

.nav-channel-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: all var(--transition);
  position: relative;
  top: 1px;
}

.nav-channel-link:hover {
  color: var(--primary);
  border-bottom-color: var(--accent);
  background-color: var(--sand-light);
}

.nav-channel-link.active {
  color: var(--primary);
  font-weight: 600;
  border-bottom-color: var(--primary);
  background-color: transparent;
}

.nav-channel-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  border-radius: 4px;
}

/* Breadcrumb */
.breadcrumb {
  padding: 16px 0 0;
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

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

.breadcrumb .separator {
  margin: 0 4px;
  color: var(--border);
}

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

/* Page Hero */
.page-hero {
  padding: 32px 0 40px;
  background-color: var(--bg-main);
  border-bottom: 1px solid var(--border);
}

.page-hero-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  align-items: center;
}

.page-hero-content h1 {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-main);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.page-hero-content p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 640px;
}

.page-hero-image {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.page-hero-image img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(31, 77, 62, 0.25) 0%, rgba(31, 77, 62, 0) 60%);
  border-radius: var(--radius-md);
  pointer-events: none;
}

/* FAQ Section */
.faq-section {
  padding: 64px 0;
}

.faq-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.faq-header .section-title {
  margin-bottom: 12px;
}

.faq-header .section-desc {
  margin-bottom: 0;
  margin-left: auto;
  margin-right: auto;
}

.faq-count-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 20px;
  background-color: var(--sand-light);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 16px;
}

.accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.accordion-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
}

.accordion-item.accordion-active {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  transition: all var(--transition);
  min-height: 56px;
  line-height: 1.5;
}

.accordion-header:hover {
  color: var(--primary);
  background-color: var(--sand-light);
}

.accordion-header:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  border-radius: 4px;
}

.accordion-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--sand-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  margin-right: 8px;
  transition: all var(--transition);
}

.accordion-active .accordion-number {
  background-color: var(--primary);
  color: var(--bg-main);
}

.accordion-title-text {
  flex: 1;
}

.accordion-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 18px;
  font-weight: 600;
  transition: all var(--transition);
}

.accordion-active .accordion-icon {
  border-color: var(--primary);
  color: var(--primary);
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
}

.accordion-active .accordion-body {
  max-height: 400px;
  padding: 0 24px 24px;
}

.accordion-body p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
  padding-top: 4px;
  border-top: 1px solid var(--border);
}

/* CTA Section */
.cta-section {
  padding: 64px 0;
  background-color: var(--primary);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--accent);
}

.cta-section-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-text h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--bg-main);
  margin-bottom: 8px;
}

.cta-text p {
  font-size: 15px;
  color: var(--sand-light);
  max-width: 480px;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.cta-actions .btn-primary {
  background-color: var(--bg-main);
  color: var(--primary);
  border-color: var(--bg-main);
}

.cta-actions .btn-primary:hover {
  background-color: var(--sand-light);
  border-color: var(--sand-light);
  color: var(--primary-dark);
}

.cta-actions .btn-secondary {
  border-color: var(--sand);
  color: var(--bg-main);
}

.cta-actions .btn-secondary:hover {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--bg-main);
}

/* Footer */
.footer {
  background-color: var(--primary-dark);
  color: var(--bg-main);
  padding: 64px 0 0;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(232, 223, 208, 0.2);
}

.footer-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--bg-main);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-desc {
  font-size: 13px;
  color: var(--sand);
  line-height: 1.7;
  max-width: 260px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--bg-main);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  color: var(--sand);
  font-size: 13px;
  text-decoration: none;
  transition: color var(--transition);
}

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

.footer-contact li {
  color: var(--sand);
  font-size: 13px;
  margin-bottom: 10px;
  line-height: 1.6;
}

.footer-subscribe {
  padding: 32px 0;
  border-bottom: 1px solid rgba(232, 223, 208, 0.2);
}

.footer-subscribe p {
  font-size: 14px;
  color: var(--sand);
  margin-bottom: 12px;
}

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

.subscribe-form .form-input {
  flex: 1;
  min-width: 200px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(232, 223, 208, 0.3);
  background: rgba(255, 255, 255, 0.08);
  color: var(--bg-main);
  font-size: 14px;
  transition: all var(--transition);
  min-height: 44px;
}

.subscribe-form .form-input::placeholder {
  color: var(--sand);
}

.subscribe-form .form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(181, 120, 42, 0.15);
}

.subscribe-form .btn-accent {
  min-height: 44px;
  padding: 10px 24px;
}

.subscribe-note {
  font-size: 12px !important;
  color: rgba(232, 223, 208, 0.6) !important;
  margin-top: 8px;
}

.footer-bottom {
  padding: 24px 0 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  font-size: 12px;
  color: rgba(232, 223, 208, 0.7);
}

.footer-bottom a {
  color: var(--sand);
  text-decoration: none;
  transition: color var(--transition);
}

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

/* Responsive */
@media (max-width: 1024px) {
  .page-hero-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .page-hero-image img {
    height: 180px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: var(--section-gap-mobile) 0;
  }
  .section-title {
    font-size: 24px;
  }
  .page-hero-content h1 {
    font-size: 28px;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-channel-bar {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    border-bottom: 2px solid var(--border);
    box-shadow: var(--shadow-md);
    max-height: 60vh;
    overflow-y: auto;
  }
  .nav-channel-bar.open {
    display: block;
  }
  .nav-channel-list {
    flex-direction: column;
    gap: 0;
    padding: 8px 0;
    min-width: 0;
  }
  .nav-channel-link {
    display: block;
    width: 100%;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
    top: 0;
  }
  .nav-channel-link.active {
    border-bottom-color: var(--primary);
    background-color: var(--sand-light);
  }
  .header-login {
    display: none;
  }
  .faq-header {
    margin-bottom: 32px;
  }
  .accordion-header {
    padding: 16px 18px;
    font-size: 15px;
  }
  .accordion-body {
    padding: 0 18px;
  }
  .accordion-active .accordion-body {
    padding: 0 18px 18px;
  }
  .cta-section-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
  .cta-text h2 {
    font-size: 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  .page-hero-content h1 {
    font-size: 24px;
  }
  .accordion-header {
    padding: 14px 16px;
    font-size: 14px;
    gap: 10px;
  }
  .accordion-number {
    width: 28px;
    height: 28px;
    font-size: 12px;
  }
  .accordion-icon {
    width: 24px;
    height: 24px;
    font-size: 16px;
  }
  .btn {
    padding: 10px 20px;
    font-size: 14px;
    min-height: 44px;
  }
  .cta-text h2 {
    font-size: 21px;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .subscribe-form {
    flex-direction: column;
  }
  .subscribe-form .form-input {
    min-width: 0;
    width: 100%;
  }
}

/* roulang page: category7 */
:root {
            --primary: #1F4D3E;
            --primary-dark: #163829;
            --primary-deeper: #0E251B;
            --primary-light: #3D6B5D;
            --accent: #B5782A;
            --accent-hover: #96611F;
            --bg-main: #FAF7F2;
            --bg-alt: #F0ECE5;
            --text-main: #1F1F1F;
            --text-secondary: #6B625A;
            --border: #D8D0C5;
            --sand: #D9C9B5;
            --sand-light: #E8DFD0;
            --white: #FFFFFF;
            --shadow-sm: 0 2px 12px rgba(31, 77, 62, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 77, 62, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: 0.22s ease;
            --container: 1200px;
            --section-gap: 96px;
            --section-gap-mobile: 56px;
        }

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

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
        }

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

        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

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

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

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: all var(--transition);
            text-align: center;
            min-height: 44px;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--bg-main);
            border: 2px solid var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-primary:active {
            background-color: var(--primary-deeper);
            border-color: var(--primary-deeper);
            transform: translateY(0);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-secondary:hover {
            background-color: var(--primary);
            color: var(--bg-main);
            border-color: var(--primary);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-color: var(--accent);
        }

        .btn-accent {
            background-color: var(--accent);
            color: var(--bg-main);
            border: 2px solid var(--accent);
        }

        .btn-accent:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--bg-main);
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }

        .btn-accent:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-accent:active {
            transform: translateY(0);
        }

        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
            background-color: var(--sand-light);
            color: var(--text-main);
            letter-spacing: 0.5px;
            transition: all var(--transition);
        }

        .badge:hover {
            background-color: var(--primary);
            color: var(--bg-main);
        }

        .text-link {
            color: var(--primary);
            font-weight: 500;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }

        .text-link:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }

        /* Header */
        .header {
            background-color: var(--white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            gap: 16px;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
        }

        .nav-brand:hover {
            color: var(--primary-dark);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: var(--primary);
            color: var(--bg-main);
            border-radius: var(--radius-sm);
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-shrink: 0;
        }

        .search-icon,
        .header-login {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition);
            white-space: nowrap;
        }

        .search-icon:hover,
        .header-login:hover {
            color: var(--primary);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background-color var(--transition);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background-color: var(--bg-alt);
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-channel-bar {
            background-color: var(--primary);
            border-top: 1px solid rgba(250, 247, 242, 0.1);
        }

        .nav-channel-list {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 0;
        }

        .nav-channel-list::-webkit-scrollbar {
            display: none;
        }

        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 12px 18px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(250, 247, 242, 0.78);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.5px;
        }

        .nav-channel-link:hover {
            color: var(--bg-main);
            border-bottom-color: var(--accent);
            background-color: rgba(250, 247, 242, 0.06);
        }

        .nav-channel-link.active {
            color: var(--bg-main);
            border-bottom-color: var(--accent);
            background-color: rgba(250, 247, 242, 0.08);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--bg-alt);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition);
        }

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

        .breadcrumb .sep {
            color: var(--border);
            user-select: none;
        }

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

        /* Page Hero */
        .page-hero {
            padding: 64px 0 48px;
            background-color: var(--bg-main);
        }

        .page-hero-grid {
            display: grid;
            grid-template-columns: 1fr 0.6fr;
            gap: 48px;
            align-items: center;
        }

        .page-hero-text h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }

        .page-hero-text p {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 620px;
        }

        .page-hero-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            min-height: 280px;
            background-color: var(--sand-light);
        }

        .page-hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        /* Contact Main */
        .contact-main {
            padding: 56px 0 48px;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: start;
        }

        .contact-form-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 36px;
        }

        .contact-form-card h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .contact-form-card .form-sub-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 28px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .form-input,
        .form-textarea,
        .form-select {
            width: 100%;
            background-color: var(--bg-main);
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 15px;
            color: var(--text-main);
            transition: all var(--transition);
            min-height: 44px;
        }

        .form-input:focus,
        .form-textarea:focus,
        .form-select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 77, 62, 0.08);
            outline: none;
            background-color: var(--white);
        }

        .form-input::placeholder,
        .form-textarea::placeholder {
            color: var(--text-secondary);
            opacity: 0.7;
        }

        .form-textarea {
            min-height: 140px;
            resize: vertical;
        }

        .form-submit-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .form-hint {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* Contact Info */
        .contact-info-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .contact-info-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
        }

        .contact-info-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .contact-info-list li {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--bg-alt);
            font-size: 15px;
            color: var(--text-secondary);
            align-items: flex-start;
        }

        .contact-info-list li:last-child {
            border-bottom: none;
        }

        .contact-info-list .info-label {
            font-weight: 600;
            color: var(--text-main);
            min-width: 52px;
            flex-shrink: 0;
        }

        .contact-map-placeholder {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            position: relative;
            min-height: 220px;
            background-color: var(--sand-light);
        }

        .contact-map-placeholder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
            min-height: 220px;
        }

        .map-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px 20px;
            background: linear-gradient(0deg, rgba(31, 77, 62, 0.85) 0%, rgba(31, 77, 62, 0) 100%);
            color: var(--bg-main);
            font-size: 14px;
            font-weight: 500;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        /* Contact Process */
        .contact-process {
            background-color: var(--bg-alt);
            padding: 64px 0;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .process-item {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .process-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .process-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background-color: var(--primary);
            color: var(--bg-main);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .process-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .process-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Contact Scenarios */
        .contact-scenarios {
            padding: 64px 0;
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-top: 28px;
        }

        .scenario-card {
            background-color: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

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

        .scenario-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background-color: var(--sand-light);
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-size: 22px;
            flex-shrink: 0;
        }

        .scenario-card h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* CTA Section */
        .cta-section {
            background-color: var(--primary);
            padding: 64px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--bg-main);
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(250, 247, 242, 0.75);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-section .btn-primary {
            background-color: var(--bg-main);
            color: var(--primary);
            border-color: var(--bg-main);
        }

        .cta-section .btn-primary:hover {
            background-color: var(--sand-light);
            border-color: var(--sand-light);
            color: var(--primary-dark);
        }

        .cta-section .btn-secondary {
            color: var(--bg-main);
            border-color: var(--bg-main);
        }

        .cta-section .btn-secondary:hover {
            background-color: var(--bg-main);
            color: var(--primary);
        }

        /* Footer */
        .footer {
            background-color: var(--primary-dark);
            color: rgba(250, 247, 242, 0.85);
            padding: 64px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--bg-main);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(250, 247, 242, 0.65);
            max-width: 260px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--bg-main);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(250, 247, 242, 0.65);
            transition: color var(--transition);
        }

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

        .footer-contact ul li {
            font-size: 14px;
            color: rgba(250, 247, 242, 0.65);
            margin-bottom: 10px;
        }

        .footer-subscribe {
            border-top: 1px solid rgba(250, 247, 242, 0.12);
            padding-top: 32px;
            margin-bottom: 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
        }

        .footer-subscribe p {
            font-size: 14px;
            color: rgba(250, 247, 242, 0.65);
            margin-right: auto;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .subscribe-form .form-input {
            background-color: rgba(250, 247, 242, 0.08);
            border-color: rgba(250, 247, 242, 0.2);
            color: var(--bg-main);
            min-width: 260px;
        }

        .subscribe-form .form-input::placeholder {
            color: rgba(250, 247, 242, 0.5);
        }

        .subscribe-form .form-input:focus {
            border-color: var(--accent);
            background-color: rgba(250, 247, 242, 0.12);
            box-shadow: 0 0 0 3px rgba(181, 120, 42, 0.15);
        }

        .subscribe-note {
            font-size: 12px;
            color: rgba(250, 247, 242, 0.45);
            flex-basis: 100%;
        }

        .footer-bottom {
            border-top: 1px solid rgba(250, 247, 242, 0.12);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 13px;
            color: rgba(250, 247, 242, 0.55);
        }

        .footer-bottom a {
            color: rgba(250, 247, 242, 0.55);
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .page-hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .page-hero-image {
                min-height: 220px;
            }

            .contact-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

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

        @media (max-width: 768px) {
            .header-top {
                padding: 12px 0;
            }

            .nav-brand {
                font-size: 17px;
            }

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }

            .nav-toggle {
                display: flex;
            }

            .header-actions .search-icon span:last-child,
            .header-actions .header-login {
                display: none;
            }

            .search-icon {
                font-size: 20px;
            }

            .nav-channel-bar {
                display: none;
                position: fixed;
                top: 62px;
                left: 0;
                right: 0;
                bottom: auto;
                background-color: var(--primary);
                box-shadow: var(--shadow-md);
                padding: 12px 0;
                max-height: calc(100vh - 70px);
                overflow-y: auto;
            }

            .nav-channel-bar.open {
                display: block;
            }

            .nav-channel-list {
                flex-direction: column;
                gap: 0;
            }

            .nav-channel-link {
                padding: 14px 24px;
                border-bottom: 1px solid rgba(250, 247, 242, 0.08);
                border-left: 3px solid transparent;
                font-size: 15px;
            }

            .nav-channel-link.active {
                border-left-color: var(--accent);
                background-color: rgba(250, 247, 242, 0.08);
                border-bottom-color: rgba(250, 247, 242, 0.08);
            }

            .nav-toggle.active span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
            }

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

            .nav-toggle.active span:nth-child(3) {
                transform: translateY(-7px) rotate(-45deg);
            }

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

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

            .cta-actions {
                flex-direction: column;
                align-items: center;
                gap: 12px;
            }

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

            .subscribe-form {
                width: 100%;
            }

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

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            .page-hero {
                padding: 40px 0 32px;
            }

            .page-hero-text h1 {
                font-size: 30px;
            }

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

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

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

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

            .contact-form-card h2 {
                font-size: 20px;
            }
        }

/* roulang page: category6 */
:root {
--primary: #1F4D3E;
--primary-dark: #163829;
--primary-deeper: #0E251B;
--primary-light: #3D6B5D;
--accent: #B5782A;
--accent-hover: #96611F;
--bg-main: #FAF7F2;
--bg-alt: #F0ECE5;
--text-main: #1F1F1F;
--text-secondary: #6B625A;
--border: #D8D0C5;
--sand: #D9C9B5;
--sand-light: #E8DFD0;
--white: #FFFFFF;
--shadow-sm: 0 2px 12px rgba(31,77,62,0.06);
--shadow-md: 0 8px 24px rgba(31,77,62,0.12);
--radius-sm: 8px;
--radius-md: 12px;
--radius-lg: 20px;
--font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
--transition: 0.22s ease;
--container: 1200px;
--section-gap: 96px;
--section-gap-mobile: 56px;
}

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

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

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

img {
max-width: 100%;
height: auto;
display: block;
border-radius: var(--radius-md);
}

a {
color: var(--primary);
text-decoration: none;
transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

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

a:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 2px;
border-radius: 4px;
}

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

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

ul,ol {
list-style: none;
}

.container {
max-width: var(--container);
margin: 0 auto;
padding: 0 24px;
}

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

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

.section-label {
display: inline-block;
font-size: 13px;
font-weight: 600;
letter-spacing: 2px;
color: var(--accent);
text-transform: uppercase;
margin-bottom: 12px;
}

.section-title {
font-size: 32px;
font-weight: 700;
line-height: 1.35;
color: var(--text-main);
margin-bottom: 16px;
letter-spacing: -0.5px;
}

.section-desc {
font-size: 16px;
color: var(--text-secondary);
line-height: 1.85;
max-width: 720px;
margin-bottom: 32px;
}

.btn {
display: inline-flex;
align-items: center;
justify-content: center;
padding: 12px 28px;
border-radius: var(--radius-sm);
font-size: 15px;
font-weight: 600;
letter-spacing: 0.5px;
transition: all var(--transition);
text-align: center;
min-height: 44px;
cursor: pointer;
text-decoration: none;
}

.btn-primary {
background-color: var(--primary);
color: var(--bg-main);
border: 2px solid var(--primary);
}

.btn-primary:hover {
background-color: var(--primary-dark);
border-color: var(--primary-dark);
color: var(--bg-main);
box-shadow: var(--shadow-sm);
}

.btn-primary:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 3px;
}

.btn-primary:active {
background-color: var(--primary-deeper);
border-color: var(--primary-deeper);
}

.btn-secondary {
background-color: transparent;
color: var(--primary);
border: 2px solid var(--primary);
}

.btn-secondary:hover {
background-color: var(--primary);
color: var(--bg-main);
border-color: var(--primary);
}

.btn-secondary:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 3px;
border-color: var(--accent);
}

.btn-accent {
background-color: var(--accent);
color: var(--bg-main);
border: 2px solid var(--accent);
}

.btn-accent:hover {
background-color: var(--accent-hover);
border-color: var(--accent-hover);
color: var(--bg-main);
box-shadow: var(--shadow-sm);
}

.btn-accent:focus-visible {
outline: 2px solid var(--primary);
outline-offset: 3px;
}

.badge {
display: inline-block;
padding: 4px 14px;
border-radius: 16px;
font-size: 12px;
font-weight: 500;
background-color: var(--sand-light);
color: var(--text-main);
letter-spacing: 0.5px;
transition: all var(--transition);
}

.badge:hover {
background-color: var(--primary);
color: var(--bg-main);
}

.badge-outline {
background-color: transparent;
border: 1px solid var(--border);
color: var(--text-secondary);
}

.badge-outline:hover {
border-color: var(--primary);
color: var(--primary);
background-color: transparent;
}

.text-link {
color: var(--primary);
font-weight: 500;
border-bottom: 1px solid transparent;
transition: all var(--transition);
}

.text-link:hover {
color: var(--accent);
border-bottom-color: var(--accent);
}

/* Header */
.header {
background-color: var(--primary);
position: sticky;
top: 0;
z-index: 100;
box-shadow: 0 2px 16px rgba(31,77,62,0.25);
}

.header-top {
display: flex;
align-items: center;
justify-content: space-between;
padding: 16px 0;
}

.nav-brand {
display: inline-flex;
align-items: center;
gap: 10px;
color: var(--bg-main);
font-size: 20px;
font-weight: 700;
letter-spacing: 1px;
text-decoration: none;
}

.nav-brand:hover {
color: var(--bg-main);
opacity: 0.92;
}

.brand-icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 36px;
height: 36px;
border-radius: 50%;
background-color: var(--accent);
color: var(--bg-main);
font-size: 18px;
font-weight: 700;
}

.header-actions {
display: flex;
align-items: center;
gap: 16px;
}

.search-icon {
display: inline-flex;
align-items: center;
gap: 6px;
color: var(--bg-main);
font-size: 14px;
text-decoration: none;
transition: color var(--transition);
}

.search-icon:hover {
color: var(--sand-light);
}

.header-login {
color: var(--bg-main);
font-size: 14px;
font-weight: 500;
text-decoration: none;
border: 1px solid rgba(250,247,242,0.4);
padding: 6px 16px;
border-radius: 20px;
transition: all var(--transition);
}

.header-login:hover {
background-color: var(--bg-main);
color: var(--primary);
border-color: var(--bg-main);
}

.nav-toggle {
display: none;
flex-direction: column;
gap: 5px;
padding: 8px;
border-radius: var(--radius-sm);
transition: background-color var(--transition);
}

.nav-toggle:hover {
background-color: rgba(250,247,242,0.15);
}

.nav-toggle span {
display: block;
width: 22px;
height: 2px;
background-color: var(--bg-main);
border-radius: 2px;
transition: all var(--transition);
}

/* Channel nav */
.nav-channel-bar {
background-color: var(--primary-dark);
border-top: 1px solid rgba(250,247,242,0.12);
}

.nav-channel-list {
display: flex;
align-items: center;
gap: 8px;
overflow-x: auto;
-webkit-overflow-scrolling: touch;
scrollbar-width: none;
-ms-overflow-style: none;
}

.nav-channel-list::-webkit-scrollbar {
display: none;
}

.nav-channel-link {
display: inline-flex;
align-items: center;
padding: 14px 18px;
color: rgba(250,247,242,0.75);
font-size: 14px;
font-weight: 500;
text-decoration: none;
white-space: nowrap;
border-bottom: 2px solid transparent;
transition: all var(--transition);
}

.nav-channel-link:hover {
color: var(--bg-main);
background-color: rgba(250,247,242,0.08);
}

.nav-channel-link.active {
color: var(--bg-main);
border-bottom-color: var(--accent);
background-color: rgba(250,247,242,0.06);
}

.nav-channel-link:focus-visible {
outline: 2px solid var(--accent);
outline-offset: -2px;
}

/* Breadcrumb */
.breadcrumb-section {
background-color: var(--bg-alt);
padding: 24px 0;
border-bottom: 1px solid var(--border);
}

.breadcrumb {
display: flex;
align-items: center;
gap: 10px;
font-size: 14px;
color: var(--text-secondary);
}

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

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

.breadcrumb .separator {
color: var(--border);
}

.breadcrumb .current {
color: var(--text-main);
font-weight: 600;
}

/* Page Hero */
.page-hero {
background-color: var(--bg-main);
padding: 64px 0 48px;
border-bottom: 1px solid var(--border);
}

.page-hero-grid {
display: flex;
align-items: center;
gap: 48px;
}

.page-hero-content {
flex: 1;
}

.page-hero-content .section-label {
margin-bottom: 12px;
}

.page-hero-content h1 {
font-size: 36px;
font-weight: 700;
line-height: 1.3;
color: var(--text-main);
margin-bottom: 16px;
letter-spacing: -0.5px;
}

.page-hero-content .hero-desc {
font-size: 17px;
color: var(--text-secondary);
line-height: 1.9;
max-width: 620px;
margin-bottom: 24px;
}

.page-hero-content .hero-meta {
display: flex;
align-items: center;
flex-wrap: wrap;
gap: 12px;
}

.hero-image-wrap {
flex: 0 0 320px;
max-width: 320px;
border-radius: var(--radius-md);
overflow: hidden;
box-shadow: var(--shadow-md);
}

.hero-image-wrap img {
width: 100%;
height: auto;
border-radius: var(--radius-md);
}

/* Resource list */
.resource-section {
background-color: var(--bg-main);
}

.resource-section-header {
display: flex;
align-items: flex-end;
justify-content: space-between;
flex-wrap: wrap;
gap: 24px;
margin-bottom: 40px;
}

.resource-section-header .section-title {
margin-bottom: 8px;
}

.resource-section-header .section-desc {
margin-bottom: 0;
max-width: 540px;
}

.resource-filter-row {
display: flex;
align-items: center;
gap: 10px;
flex-wrap: wrap;
}

.filter-tag {
display: inline-flex;
align-items: center;
padding: 6px 16px;
border-radius: 20px;
font-size: 13px;
font-weight: 500;
background-color: transparent;
border: 1px solid var(--border);
color: var(--text-secondary);
cursor: pointer;
transition: all var(--transition);
}

.filter-tag:hover {
border-color: var(--primary);
color: var(--primary);
background-color: var(--sand-light);
}

.filter-tag.active {
background-color: var(--primary);
border-color: var(--primary);
color: var(--bg-main);
}

.filter-tag:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 2px;
}

.resource-list {
display: flex;
flex-direction: column;
gap: 0;
border: 1px solid var(--border);
border-radius: var(--radius-md);
overflow: hidden;
background-color: var(--white);
box-shadow: var(--shadow-sm);
}

.resource-item {
display: flex;
align-items: center;
gap: 24px;
padding: 28px 32px;
border-bottom: 1px solid var(--border);
transition: background-color var(--transition);
}

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

.resource-item:hover {
background-color: #FDFBF7;
}

.resource-item-icon {
flex: 0 0 56px;
width: 56px;
height: 56px;
border-radius: var(--radius-sm);
display: flex;
align-items: center;
justify-content: center;
font-size: 24px;
background-color: var(--sand-light);
color: var(--primary);
position: relative;
}

.resource-item-body {
flex: 1;
min-width: 0;
}

.resource-item-name {
font-size: 18px;
font-weight: 600;
color: var(--text-main);
margin-bottom: 6px;
line-height: 1.4;
}

.resource-item-meta {
display: flex;
align-items: center;
flex-wrap: wrap;
gap: 8px;
margin-bottom: 8px;
}

.resource-format {
font-size: 12px;
font-weight: 600;
padding: 2px 10px;
border-radius: 4px;
background-color: var(--sand-light);
color: var(--primary);
letter-spacing: 0.5px;
}

.resource-format.pdf {
background-color: #E8DFD0;
color: #8B3A3A;
}

.resource-format.zip {
background-color: #E0E7E3;
color: #2B5C44;
}

.resource-format.doc {
background-color: #E4E2DB;
color: #5B4A28;
}

.resource-format.ppt {
background-color: #ECE5D8;
color: #9A6B21;
}

.resource-item-desc {
font-size: 14px;
color: var(--text-secondary);
line-height: 1.75;
}

.resource-item-action {
flex: 0 0 auto;
display: flex;
flex-direction: column;
gap: 8px;
align-items: flex-end;
}

.resource-size {
font-size: 12px;
color: var(--text-secondary);
}

.btn-download {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 10px 22px;
border-radius: var(--radius-sm);
font-size: 14px;
font-weight: 600;
background-color: var(--primary);
color: var(--bg-main);
border: 2px solid var(--primary);
transition: all var(--transition);
min-height: 40px;
cursor: pointer;
text-decoration: none;
}

.btn-download:hover {
background-color: var(--accent);
border-color: var(--accent);
color: var(--bg-main);
box-shadow: var(--shadow-sm);
}

.btn-download:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 3px;
}

/* Guide section */
.guide-section {
background-color: var(--bg-alt);
}

.guide-grid {
display: flex;
gap: 48px;
align-items: flex-start;
}

.guide-content {
flex: 1;
}

.guide-content p {
font-size: 16px;
color: var(--text-secondary);
line-height: 1.9;
margin-bottom: 20px;
}

.guide-content p strong {
color: var(--text-main);
font-weight: 600;
}

.guide-steps {
flex: 0 0 360px;
max-width: 360px;
background-color: var(--white);
border-radius: var(--radius-md);
padding: 28px;
border: 1px solid var(--border);
box-shadow: var(--shadow-sm);
}

.guide-steps-title {
font-size: 18px;
font-weight: 600;
color: var(--text-main);
margin-bottom: 16px;
}

.guide-step {
display: flex;
gap: 14px;
margin-bottom: 20px;
}

.guide-step:last-child {
margin-bottom: 0;
}

.guide-step-num {
flex: 0 0 28px;
width: 28px;
height: 28px;
border-radius: 50%;
background-color: var(--primary);
color: var(--bg-main);
font-size: 14px;
font-weight: 600;
display: flex;
align-items: center;
justify-content: center;
}

.guide-step-body h5 {
font-size: 15px;
font-weight: 600;
color: var(--text-main);
margin-bottom: 4px;
}

.guide-step-body p {
font-size: 13px;
color: var(--text-secondary);
line-height: 1.7;
margin-bottom: 0;
}

/* Stats strip */
.stats-strip {
background-color: var(--primary);
padding: 48px 0;
}

.stats-grid {
display: flex;
align-items: center;
justify-content: space-around;
flex-wrap: wrap;
gap: 24px;
}

.stat-item {
text-align: center;
flex: 0 1 160px;
}

.stat-number {
font-size: 40px;
font-weight: 700;
color: var(--bg-main);
line-height: 1.2;
margin-bottom: 6px;
letter-spacing: -1px;
}

.stat-label {
font-size: 13px;
color: var(--sand-light);
letter-spacing: 1px;
font-weight: 500;
}

/* CTA section */
.cta-section {
background-color: var(--bg-main);
padding: 72px 0;
}

.cta-box {
background-color: var(--primary);
border-radius: var(--radius-lg);
padding: 56px 48px;
display: flex;
align-items: center;
gap: 48px;
}

.cta-box-content {
flex: 1;
}

.cta-box-content h2 {
font-size: 28px;
font-weight: 700;
color: var(--bg-main);
line-height: 1.35;
margin-bottom: 12px;
}

.cta-box-content p {
font-size: 16px;
color: var(--sand-light);
line-height: 1.8;
margin-bottom: 24px;
}

.cta-box-actions {
display: flex;
align-items: center;
gap: 16px;
flex-wrap: wrap;
}

.cta-box-action .btn-primary {
background-color: var(--accent);
border-color: var(--accent);
}

.cta-box-action .btn-primary:hover {
background-color: var(--accent-hover);
border-color: var(--accent-hover);
}

.cta-box-action .btn-secondary {
border-color: var(--bg-main);
color: var(--bg-main);
}

.cta-box-action .btn-secondary:hover {
background-color: var(--bg-main);
color: var(--primary);
border-color: var(--bg-main);
}

.cta-box-image {
flex: 0 0 280px;
max-width: 280px;
border-radius: var(--radius-md);
overflow: hidden;
}

.cta-box-image img {
width: 100%;
height: auto;
border-radius: var(--radius-md);
}

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

.faq-list {
max-width: 860px;
margin: 0 auto;
}

.accordion-item {
background-color: var(--white);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
margin-bottom: 12px;
overflow: hidden;
transition: box-shadow var(--transition), border-color var(--transition);
}

.accordion-item:hover {
box-shadow: var(--shadow-sm);
border-color: var(--primary);
}

.accordion-trigger {
display: flex;
align-items: center;
justify-content: space-between;
width: 100%;
padding: 18px 24px;
background: none;
border: none;
text-align: left;
font-size: 16px;
font-weight: 600;
color: var(--text-main);
cursor: pointer;
transition: color var(--transition);
}

.accordion-trigger:hover {
color: var(--primary);
}

.accordion-trigger:focus-visible {
outline: 2px solid var(--accent);
outline-offset: -2px;
border-radius: var(--radius-sm);
}

.accordion-trigger .accordion-icon {
flex: 0 0 auto;
font-size: 20px;
transition: transform var(--transition);
color: var(--accent);
}

.accordion-item.active .accordion-trigger .accordion-icon {
transform: rotate(45deg);
}

.accordion-panel {
padding: 0 24px 18px;
font-size: 15px;
color: var(--text-secondary);
line-height: 1.85;
display: none;
}

.accordion-item.active .accordion-panel {
display: block;
}

/* Footer */
.footer {
background-color: var(--primary-deeper);
color: var(--sand-light);
padding: 64px 0 32px;
}

.footer-grid {
display: flex;
flex-wrap: wrap;
gap: 40px;
margin-bottom: 48px;
}

.footer-brand {
flex: 1 1 260px;
}

.footer-logo {
font-size: 22px;
font-weight: 700;
color: var(--bg-main);
margin-bottom: 12px;
letter-spacing: 1px;
}

.footer-desc {
font-size: 14px;
color: var(--sand-light);
line-height: 1.7;
opacity: 0.85;
}

.footer-col {
flex: 1 1 160px;
}

.footer-col h4 {
font-size: 15px;
font-weight: 600;
color: var(--bg-main);
margin-bottom: 16px;
letter-spacing: 0.5px;
}

.footer-col ul {
display: flex;
flex-direction: column;
gap: 8px;
}

.footer-col ul a {
font-size: 14px;
color: var(--sand-light);
opacity: 0.8;
text-decoration: none;
transition: all var(--transition);
}

.footer-col ul a:hover {
color: var(--accent);
opacity: 1;
}

.footer-col ul li {
font-size: 14px;
color: var(--sand-light);
}

.footer-subscribe {
padding: 32px 0;
border-top: 1px solid rgba(250,247,242,0.15);
border-bottom: 1px solid rgba(250,247,242,0.15);
margin-bottom: 32px;
}

.footer-subscribe p {
font-size: 14px;
color: var(--sand-light);
margin-bottom: 12px;
}

.subscribe-form {
display: flex;
align-items: center;
gap: 12px;
max-width: 480px;
}

.subscribe-form .form-input {
flex: 1;
background-color: rgba(250,247,242,0.12);
border: 1px solid rgba(250,247,242,0.25);
border-radius: var(--radius-sm);
padding: 10px 16px;
color: var(--bg-main);
font-size: 14px;
min-height: 44px;
}

.subscribe-form .form-input::placeholder {
color: rgba(250,247,242,0.6);
}

.subscribe-form .form-input:focus {
outline: none;
border-color: var(--accent);
box-shadow: 0 0 0 3px rgba(181,120,42,0.2);
}

.subscribe-note {
font-size: 12px;
color: var(--sand-light);
opacity: 0.7;
margin-top: 8px;
}

.footer-bottom {
padding-top: 24px;
display: flex;
flex-wrap: wrap;
align-items: center;
justify-content: space-between;
gap: 16px;
font-size: 13px;
color: var(--sand-light);
opacity: 0.8;
}

.footer-bottom p {
margin: 0;
}

.footer-bottom a {
color: var(--sand-light);
text-decoration: none;
font-weight: 500;
transition: color var(--transition);
}

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

/* Responsive */
@media (max-width: 1024px) {
.section {
padding: 72px 0;
}
.section-title {
font-size: 28px;
}
.page-hero-grid {
flex-direction: column;
align-items: flex-start;
gap: 32px;
}
.hero-image-wrap {
flex: 0 0 auto;
max-width: 100%;
width: 100%;
}
.resource-item {
flex-wrap: wrap;
padding: 24px;
gap: 16px;
}
.resource-item-action {
flex: 1 1 100%;
flex-direction: row;
align-items: center;
justify-content: flex-end;
}
.cta-box {
flex-direction: column;
align-items: flex-start;
gap: 32px;
padding: 40px 32px;
}
.cta-box-image {
flex: 0 0 auto;
max-width: 100%;
width: 100%;
}
.guide-grid {
flex-direction: column;
}
.guide-steps {
flex: 1 1 auto;
max-width: 100%;
width: 100%;
margin-top: 24px;
}
.stats-grid {
gap: 16px;
}
.stat-number {
font-size: 32px;
}
}

@media (max-width: 768px) {
.section {
padding: 56px 0;
}
.section-title {
font-size: 24px;
}
.container {
padding: 0 16px;
}
.header-top {
padding: 12px 0;
}
.nav-brand {
font-size: 17px;
}
.brand-icon {
width: 30px;
height: 30px;
font-size: 15px;
}
.header-actions {
gap: 8px;
}
.search-icon span.header-login {
display: none;
}
.header-login {
font-size: 12px;
padding: 4px 12px;
}
.nav-toggle {
display: flex;
}
.nav-channel-bar {
display: none;
position: absolute;
top: 100%;
left: 0;
right: 0;
background-color: var(--primary-dark);
z-index: 99;
box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.nav-channel-bar.open {
display: block;
}
.nav-channel-list {
flex-direction: column;
align-items: stretch;
padding: 12px 0;
}
.nav-channel-link {
padding: 14px 24px;
border-bottom: none;
border-left: 3px solid transparent;
font-size: 15px;
}
.nav-channel-link.active {
border-left-color: var(--accent);
border-bottom-color: transparent;
background-color: rgba(250,247,242,0.08);
}
.page-hero {
padding: 48px 0 36px;
}
.page-hero-content h1 {
font-size: 28px;
}
.page-hero-content .hero-desc {
font-size: 15px;
}
.resource-section-header {
flex-direction: column;
align-items: flex-start;
}
.resource-section-header .section-desc {
margin-bottom: 16px;
}
.resource-filter-row {
gap: 8px;
}
.filter-tag {
font-size: 12px;
padding: 5px 12px;
}
.resource-item {
flex-direction: column;
align-items: flex-start;
padding: 20px;
}
.resource-item-icon {
flex: 0 0 44px;
width: 44px;
height: 44px;
font-size: 20px;
}
.resource-item-name {
font-size: 16px;
}
.resource-item-desc {
font-size: 13px;
}
.resource-item-action {
flex-direction: column;
align-items: flex-start;
gap: 8px;
}
.resource-item-action {
width: 100%;
}
.btn-download {
width: 100%;
justify-content: center;
}
.cta-box {
padding: 32px 24px;
}
.cta-box-content h2 {
font-size: 22px;
}
.cta-box-actions {
flex-direction: column;
align-items: stretch;
}
.cta-box-actions .btn {
width: 100%;
}
.stats-grid {
flex-direction: column;
align-items: center;
gap: 20px;
}
.stat-item {
flex: 1 1 auto;
width: 100%;
}
.stat-number {
font-size: 28px;
}
.footer-grid {
gap: 24px;
}
.footer-bottom {
flex-direction: column;
align-items: flex-start;
gap: 6px;
}
.subscribe-form {
flex-direction: column;
align-items: stretch;
}
.subscribe-form .btn {
width: 100%;
}
}

@media (max-width: 480px) {
.page-hero-content h1 {
font-size: 24px;
}
.section-title {
font-size: 22px;
}
.resource-item {
padding: 16px;
}
.resource-item-name {
font-size: 15px;
}
.cta-box {
padding: 24px 18px;
}
.cta-box-content h2 {
font-size: 20px;
}
}