/* roulang page: index */
:root {
            --primary: #0E5C4F;
            --primary-dark: #0A3F36;
            --accent: #C69C4A;
            --bg: #F5F3EF;
            --card-bg: #FFFFFF;
            --text: #1F2E2A;
            --text-muted: #66756F;
            --border: #D8D2C4;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-search: 999px;
            --radius-img: 12px;
            --shadow: 0 2px 8px rgba(14, 40, 32, 0.06);
            --shadow-hover: 0 10px 24px rgba(14, 40, 32, 0.12);
            --transition: 0.2s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header ===== */
        .site-header {
            background: var(--card-bg);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(216, 210, 196, 0.5);
        }

        .header-layout {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 16px 0;
            flex-wrap: wrap;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--primary-dark);
            white-space: nowrap;
            flex-shrink: 0;
        }

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

        .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: 12px;
            font-size: 18px;
        }

        .brand-text {
            font-size: 20px;
            letter-spacing: 0.5px;
        }

        .search-box {
            flex: 1 1 auto;
            max-width: 520px;
            min-width: 280px;
        }

        .search-box form {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box .search-icon {
            position: absolute;
            left: 18px;
            color: var(--text-muted);
            font-size: 14px;
            z-index: 1;
        }

        .search-box input {
            width: 100%;
            height: 48px;
            border: 1px solid var(--border);
            border-radius: var(--radius-search);
            background: var(--bg);
            padding: 0 36px 0 46px;
            font-size: 15px;
            font-family: var(--font-family);
            color: var(--text);
            transition: all var(--transition);
            outline: none;
        }

        .search-box input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.12);
        }

        .search-box input::placeholder {
            color: var(--text-muted);
            opacity: 0.8;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn {
            font-family: var(--font-family);
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 14px;
            line-height: 1.2;
            border: 1px solid transparent;
            transition: all var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
        }

        .btn-primary {
            background-color: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background-color: #0a4a40;
            border-color: #0a4a40;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(14, 92, 79, 0.2);
        }

        .btn-primary:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.25);
        }

        .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.8);
            color: #fff;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-light:focus {
            box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 12px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border);
            background: var(--bg);
            border-radius: 10px;
            font-size: 18px;
            color: var(--text);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

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

        .category-nav {
            display: flex;
            gap: 32px;
            padding: 0 0 14px;
            border-top: 1px solid #eee;
            padding-top: 14px;
            flex-wrap: wrap;
        }

        .category-nav .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 4px 0;
            position: relative;
            transition: color var(--transition);
            background: none;
            border: none;
        }

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

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

        .category-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        /* ===== Hero ===== */
        .hero {
            background: linear-gradient(135deg, rgba(10, 63, 54, 0.92), rgba(14, 92, 79, 0.78)),
                url('/assets/images/backpic/back-1.webp') center center/cover no-repeat;
            padding: 120px 0 100px;
            color: #fff;
            position: relative;
        }

        .hero h1 {
            font-size: 42px;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.3;
            letter-spacing: 1px;
        }

        .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.92);
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }

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

        .hero-trust {
            margin-top: 48px;
            display: flex;
            gap: 32px;
            justify-content: center;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust i {
            color: var(--accent);
        }

        /* ===== Section Common ===== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 620px;
            margin: 0 auto;
        }

        /* ===== Pain Points ===== */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .pain-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(216, 210, 196, 0.4);
            transition: all var(--transition);
        }

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

        .pain-card.featured {
            grid-column: span 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: center;
            background: linear-gradient(135deg, #fff 60%, rgba(14, 92, 79, 0.04));
        }

        .pain-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 20px;
            background: rgba(14, 92, 79, 0.08);
            color: var(--primary);
        }

        .pain-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text);
        }

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

        /* ===== Solution ===== */
        .solution-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .solution-media {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .solution-media img {
            width: 100%;
            height: 340px;
            object-fit: cover;
        }

        .solution-content h2 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .solution-content .lead {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .solution-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .solution-list li {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid rgba(216, 210, 196, 0.4);
            align-items: flex-start;
        }

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

        .solution-list .step-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(14, 92, 79, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .solution-list .step-text h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
        }

        .solution-list .step-text p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .solution-list .step-link {
            font-size: 13px;
            color: var(--primary);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 6px;
        }

        .solution-list .step-link:hover {
            color: var(--accent);
        }

        /* ===== Results / Stats ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-bottom: 56px;
        }

        .stat-item {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid rgba(216, 210, 196, 0.3);
            transition: all var(--transition);
        }

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

        .stat-num {
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 8px;
            font-family: var(--font-family);
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .timeline-wrap {
            max-width: 760px;
            margin: 0 auto;
        }

        .timeline {
            position: relative;
            padding-left: 40px;
        }

        .timeline::before {
            content: "";
            position: absolute;
            left: 12px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--primary), var(--accent));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 40px;
        }

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

        .timeline-dot {
            position: absolute;
            left: -34px;
            top: 4px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--card-bg);
            border: 4px solid var(--primary);
            box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.15);
            z-index: 1;
        }

        .timeline-content {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(216, 210, 196, 0.3);
            transition: all var(--transition);
        }

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

        .timeline-content h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
        }

        .timeline-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        .timeline-step {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(198, 156, 74, 0.12);
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 8px;
        }

        /* ===== Latest Info ===== */
        .latest-layout {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 32px;
        }

        .latest-featured {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 36px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(216, 210, 196, 0.3);
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: all var(--transition);
        }

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

        .tag {
            display: inline-block;
            background: rgba(198, 156, 74, 0.15);
            color: #9a7b3e;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 20px;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .latest-featured h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .latest-featured p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }

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

        .latest-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .compact-item {
            background: var(--card-bg);
            border-radius: 12px;
            padding: 20px 24px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(216, 210, 196, 0.3);
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all var(--transition);
        }

        .compact-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateX(-4px);
            border-color: var(--primary);
        }

        .compact-item .tag {
            margin-bottom: 0;
            font-size: 11px;
        }

        .compact-item .title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .compact-item .date {
            font-size: 12px;
            color: var(--text-muted);
        }

        .latest-empty {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 48px;
            text-align: center;
            color: var(--text-muted);
            box-shadow: var(--shadow);
            font-size: 15px;
            grid-column: 1 / -1;
        }

        /* ===== Testimonials ===== */
        .testimonials-layout {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 40px;
        }

        .testi-summary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-card);
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            height: 100%;
        }

        .testi-summary .quote-mark {
            font-size: 48px;
            color: rgba(255, 255, 255, 0.3);
            line-height: 1;
            margin-bottom: 16px;
        }

        .testi-summary p {
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
            color: rgba(255, 255, 255, 0.92);
        }

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

        .testi-tags span {
            background: rgba(255, 255, 255, 0.15);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            color: #fff;
        }

        .testi-cards {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .testi-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(216, 210, 196, 0.3);
            border-left: 4px solid var(--accent);
            transition: all var(--transition);
        }

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

        .testi-card blockquote {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text);
            margin-bottom: 16px;
            border: none;
            padding: 0;
        }

        .testi-card .testi-name {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .testi-card .stars {
            color: var(--accent);
            font-size: 14px;
            margin-bottom: 8px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(120deg, var(--primary-dark), #0e5c4f);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(198, 156, 74, 0.2), transparent 70%);
            border-radius: 50%;
        }

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

        .cta-inner h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
        }

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

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

        .faq-item {
            background: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid rgba(216, 210, 196, 0.4);
            margin-bottom: 14px;
            transition: all var(--transition);
        }

        .faq-item.expanded {
            border-color: var(--primary);
            box-shadow: var(--shadow);
            border-left: 4px solid var(--primary);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            cursor: pointer;
            font-family: var(--font-family);
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            transition: color var(--transition);
        }

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

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(14, 92, 79, 0.08);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            flex-shrink: 0;
            transition: transform var(--transition);
        }

        .faq-item.expanded .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            display: none;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 24px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand .brand {
            color: #fff;
            margin-bottom: 16px;
            display: inline-flex;
        }

        .footer-brand .brand-icon {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-links h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 6px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            margin-bottom: 0;
        }

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

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

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .nav-toggle {
                display: flex;
            }

            .category-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 12px;
                padding-bottom: 16px;
            }

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

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

            .category-nav .nav-link.active {
                background: rgba(14, 92, 79, 0.08);
                padding: 8px 14px;
                border-radius: 8px;
            }

            .search-box {
                order: 3;
                max-width: 100%;
                width: 100%;
                flex-basis: 100%;
                min-width: 100%;
            }

            .header-layout {
                gap: 14px;
            }

            .hero {
                padding: 80px 0 60px;
            }

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

            .pain-grid {
                grid-template-columns: 1fr;
            }

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

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

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

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

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

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

        @media (max-width: 767.98px) {
            .section {
                padding: 56px 0;
            }

            .section-header h2 {
                font-size: 26px;
            }

            .solution-content h2 {
                font-size: 26px;
            }

            .cta-inner h2 {
                font-size: 26px;
            }

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

            .hero-subtitle {
                font-size: 16px;
            }

            .stats-row {
                grid-template-columns: 1fr;
            }

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

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

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

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

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }

            .header-actions .btn {
                padding: 10px 16px;
                font-size: 13px;
            }

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

            .hero-actions .btn {
                width: 100%;
            }

            .pain-card {
                padding: 24px;
            }

            .latest-featured {
                padding: 24px;
            }

            .timeline {
                padding-left: 32px;
            }

            .timeline-dot {
                left: -29px;
            }

            .testi-summary {
                padding: 28px;
            }

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

            .cta-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --brand: #0E5C4F;
            --brand-dark: #0A3F36;
            --accent: #C69C4A;
            --bg-soft: #F5F3EF;
            --bg-card: #FFFFFF;
            --text: #1F2E2A;
            --text-light: #66756F;
            --border: #D8D2C4;
            --border-soft: #E8E3D8;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-img: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 2px 8px rgba(14, 40, 32, 0.06);
            --shadow-md: 0 10px 24px rgba(14, 40, 32, 0.12);
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: all 0.25s ease;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg-soft);
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            color: var(--text);
            line-height: 1.35;
            margin: 0;
        }

        p {
            margin: 0;
        }

        .brand-active {
            color: var(--brand);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(14, 40, 32, 0.05);
        }

        .header-layout {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 16px 0;
            flex-wrap: nowrap;
        }

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

        .brand-icon {
            width: 40px;
            height: 40px;
            background: var(--brand);
            color: #fff;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        .brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .search-box {
            flex: 1;
            max-width: 520px;
            margin: 0 auto;
        }

        .search-box form {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-icon {
            position: absolute;
            left: 18px;
            font-size: 15px;
            color: var(--text-light);
            pointer-events: none;
            z-index: 1;
        }

        .search-box input {
            width: 100%;
            height: 46px;
            padding: 0 20px 0 46px;
            border: 2px solid var(--border);
            border-radius: var(--radius-pill);
            background: var(--bg-soft);
            font-size: 15px;
            font-family: var(--font-cn);
            color: var(--text);
            outline: none;
            transition: var(--transition);
        }

        .search-box input::placeholder {
            color: #9AA8A2;
        }

        .search-box input:focus {
            border-color: var(--brand);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.12);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-actions .btn {
            white-space: nowrap;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border: 2px solid var(--border);
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--text);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: rgba(14, 92, 79, 0.05);
        }

        .category-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 0 0 14px;
        }

        .category-nav .nav-link {
            padding: 6px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-pill);
            transition: var(--transition);
            line-height: 1.4;
        }

        .category-nav .nav-link:hover {
            color: var(--brand);
            background: rgba(14, 92, 79, 0.06);
        }

        .category-nav .nav-link.active {
            color: var(--brand);
            background: rgba(14, 92, 79, 0.1);
            font-weight: 600;
            box-shadow: inset 0 -2px 0 var(--brand);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-family: var(--font-cn);
            font-size: 15px;
            font-weight: 600;
            padding: 10px 22px;
            line-height: 1.5;
            border: 2px solid transparent;
            transition: var(--transition);
            cursor: pointer;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--brand);
            color: #fff;
            border-color: var(--brand);
        }

        .btn-primary:hover {
            background: var(--brand-dark);
            border-color: var(--brand-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(10, 63, 54, 0.25);
        }

        .btn-outline {
            background: transparent;
            color: var(--brand-dark);
            border-color: var(--brand-dark);
        }

        .btn-outline:hover {
            background: rgba(14, 92, 79, 0.08);
            color: var(--brand-dark);
            transform: translateY(-2px);
        }

        .btn-white {
            background: #fff;
            color: var(--brand-dark);
            border-color: #fff;
        }

        .btn-white:hover {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--brand-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }

        .btn:focus-visible {
            outline: 3px solid rgba(198, 156, 74, 0.5);
            outline-offset: 2px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 12px;
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: 72px 0 64px;
            background: linear-gradient(135deg, rgba(10, 63, 54, 0.92), rgba(14, 92, 79, 0.78)),
                url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 63, 54, 0.15);
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 20px;
        }

        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
        }

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

        .hero-breadcrumb .sep {
            opacity: 0.6;
        }

        .page-hero h1 {
            font-size: 42px;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .page-hero .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

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

        .hero-meta {
            margin-top: 36px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(4px);
        }

        .hero-meta .meta-item i {
            color: var(--accent);
            font-size: 13px;
        }

        /* ===== 区块通用 ===== */
        .section {
            padding: 80px 0;
        }

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

        .section-head .sub {
            color: var(--brand);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }

        .section-head h2 {
            font-size: 32px;
            margin-bottom: 14px;
        }

        .section-head p {
            color: var(--text-light);
            font-size: 16px;
            line-height: 1.8;
        }

        /* ===== 内容特色版块 ===== */
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 30px 26px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .feature-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--brand), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(14, 92, 79, 0.25);
        }

        .feature-card:hover::after {
            opacity: 1;
        }

        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(14, 92, 79, 0.1);
            color: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 18px;
            transition: var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--brand);
            color: #fff;
        }

        .feature-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ===== 用户场景 ===== */
        .scenario-section {
            background: #fff;
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

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

        .scenario-intro .sub {
            color: var(--accent);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 2px;
            display: block;
            margin-bottom: 8px;
        }

        .scenario-intro h2 {
            font-size: 32px;
            margin-bottom: 16px;
        }

        .scenario-intro p {
            color: var(--text-light);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .scenario-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .scenario-item {
            display: flex;
            gap: 18px;
            background: var(--bg-soft);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            transition: var(--transition);
        }

        .scenario-item:hover {
            border-color: var(--brand);
            box-shadow: var(--shadow-sm);
            background: #fff;
        }

        .scenario-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            flex-shrink: 0;
            min-width: 42px;
        }

        .scenario-item h3 {
            font-size: 17px;
            margin-bottom: 6px;
        }

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

        /* ===== 流程步骤 ===== */
        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            position: relative;
            margin-top: 20px;
        }

        .step-card {
            text-align: center;
            position: relative;
            padding: 0 12px;
        }

        .step-circle {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            margin: 0 auto 18px;
            box-shadow: 0 8px 20px rgba(14, 92, 79, 0.25);
            position: relative;
            z-index: 2;
            border: 4px solid #fff;
        }

        .step-card::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 50%;
            width: 100%;
            height: 2px;
            background: var(--border);
            z-index: 1;
        }

        .step-card:last-child::before {
            display: none;
        }

        .step-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.65;
        }

        /* ===== 筛选排序条 ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 32px;
        }

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

        .filter-item {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            background: var(--bg-soft);
            border: 1px solid transparent;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light);
            cursor: pointer;
            transition: var(--transition);
            font-family: var(--font-cn);
        }

        .filter-item:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: rgba(14, 92, 79, 0.05);
        }

        .filter-item.active {
            background: var(--brand);
            color: #fff;
        }

        .sort-select {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-light);
        }

        .sort-select .form-select {
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-family: var(--font-cn);
            padding: 8px 34px 8px 14px;
            background-color: var(--bg-soft);
            color: var(--text);
            cursor: pointer;
            min-width: 140px;
        }

        .sort-select .form-select:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(14, 92, 79, 0.12);
        }

        /* ===== 内容卡片网格 ===== */
        .content-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .content-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
            border-color: rgba(14, 92, 79, 0.3);
        }

        .card-thumb {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-soft);
        }

        .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .content-card:hover .card-thumb img {
            transform: scale(1.05);
        }

        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
            z-index: 2;
        }

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

        .card-body h3 {
            font-size: 18px;
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-body .card-text {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-soft);
            padding-top: 12px;
        }

        .card-date {
            font-size: 13px;
            color: var(--text-light);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .card-date i {
            font-size: 12px;
        }

        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .card-link i {
            font-size: 12px;
            transition: transform 0.2s ease;
        }

        .card-link:hover {
            color: var(--brand-dark);
        }

        .card-link:hover i {
            transform: translateX(3px);
        }

        /* ===== 分页 ===== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            margin-top: 40px;
        }

        .pagination {
            gap: 6px;
        }

        .pagination .page-link {
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-btn) !important;
            color: var(--text);
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
            background: #fff;
            margin: 0;
        }

        .pagination .page-link:hover {
            background: rgba(14, 92, 79, 0.06);
            border-color: var(--brand);
            color: var(--brand);
        }

        .pagination .page-item.active .page-link {
            background: var(--brand);
            border-color: var(--brand);
            color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #fff;
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

        .accordion {
            --bs-accordion-border-radius: var(--radius-card);
            --bs-accordion-border-color: var(--border-soft);
            --bs-accordion-bg: var(--bg-card);
            --bs-accordion-btn-color: var(--text);
            --bs-accordion-active-bg: rgba(14, 92, 79, 0.03);
            --bs-accordion-active-color: var(--brand);
            --bs-accordion-btn-focus-box-shadow: 0 0 0 3px rgba(14, 92, 79, 0.15);
        }

        .accordion-item {
            border-radius: var(--radius-card) !important;
            overflow: hidden;
            margin-bottom: 14px;
            border: 1px solid var(--border-soft) !important;
        }

        .accordion-button {
            font-family: var(--font-cn);
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            padding: 20px 24px;
            background: var(--bg-card);
        }

        .accordion-button:not(.collapsed) {
            color: var(--brand);
            background: rgba(14, 92, 79, 0.04);
            box-shadow: inset 3px 0 0 var(--brand);
        }

        .accordion-button::after {
            background-size: 16px;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230E5C4F'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
        }

        .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230E5C4F'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
            transform: rotate(180deg);
        }

        .accordion-button:hover {
            background: rgba(14, 92, 79, 0.03);
        }

        .accordion-body {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-light);
            padding: 8px 24px 20px;
            border-top: 1px solid var(--border-soft);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--brand-dark) 0%, var(--brand) 60%, #147062 100%);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 32px;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .cta-btns {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--brand-dark);
            color: rgba(255, 255, 255, 0.85);
            padding-top: 56px;
            font-size: 14px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .brand {
            margin-bottom: 16px;
        }

        .footer-brand .brand-icon {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent);
        }

        .footer-brand .brand-text {
            color: #fff;
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            font-size: 14px;
            max-width: 320px;
        }

        .footer-links h4 {
            color: #fff;
            font-size: 16px;
            margin-bottom: 14px;
        }

        .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            padding: 4px 0;
            font-size: 14px;
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            padding: 20px 0;
            color: rgba(255, 255, 255, 0.45);
            font-size: 13px;
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ===== 响应式断点 ===== */
        @media (max-width: 991.98px) {
            .nav-toggle {
                display: inline-flex;
            }

            .category-nav {
                display: none;
                flex-direction: column;
                align-items: stretch;
                padding: 14px 0;
                border-top: 1px solid var(--border-soft);
                gap: 4px;
            }

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

            .category-nav .nav-link {
                text-align: left;
                padding: 10px 16px;
            }

            .header-layout {
                flex-wrap: wrap;
            }

            .search-box {
                order: 3;
                max-width: 100%;
                flex-basis: 100%;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 56px 0;
            }

            .page-hero {
                padding: 52px 0 44px;
            }

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

            .page-hero .hero-desc {
                font-size: 15px;
            }

            .section-head h2 {
                font-size: 26px;
            }

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

            .scenario-intro h2 {
                font-size: 26px;
            }

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

            .step-card::before {
                display: none;
            }

            .step-circle {
                width: 60px;
                height: 60px;
                font-size: 20px;
            }

            .cta-section h2 {
                font-size: 26px;
            }

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }

            .sort-select {
                width: 100%;
            }

            .sort-select .form-select {
                flex: 1;
            }
        }

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

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

            .section-head h2 {
                font-size: 24px;
            }

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

            .step-circle {
                margin-bottom: 12px;
            }

            .header-actions .btn-primary {
                display: none;
            }

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

            .hero-btns .btn {
                width: 100%;
            }

            .footer-top {
                grid-template-columns: 1fr;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 4px;
            }
        }

        @media (max-width: 400px) {
            .page-hero h1 {
                font-size: 24px;
            }

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

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }
        }

/* roulang page: article */
:root {
            --primary: #0E5C4F;
            --primary-dark: #0A3F36;
            --accent: #C69C4A;
            --bg: #F5F3EF;
            --card-bg: #FFFFFF;
            --text: #1F2E2A;
            --text-muted: #66756F;
            --border: #E4DED2;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --radius-img: 12px;
            --shadow-sm: 0 2px 8px rgba(14, 40, 32, 0.06);
            --shadow-lg: 0 10px 24px rgba(14, 40, 32, 0.12);
            --font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        .container {
            max-width: 1200px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 26px;
            font-size: 15px;
            font-weight: 600;
            font-family: var(--font);
            border-radius: var(--radius-btn);
            transition: all 0.2s ease;
            border: 1.5px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

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

        .btn-outline:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-outline-light:hover {
            background: #fff;
            border-color: #fff;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
        }

        .btn:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.18);
        }

        .btn:active {
            transform: translateY(0);
            box-shadow: none;
        }

        /* ============ Header ============ */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-layout {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 14px 0;
            flex-wrap: wrap;
        }

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

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

        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .brand-text {
            white-space: nowrap;
        }

        .search-box {
            flex: 1;
            min-width: 420px;
        }

        .search-box form {
            position: relative;
        }

        .search-icon {
            position: absolute;
            left: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 15px;
            pointer-events: none;
        }

        .search-box input {
            width: 100%;
            height: 46px;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 0 48px;
            font-size: 15px;
            background: #FBF9F5;
            font-family: var(--font);
            color: var(--text);
            transition: all 0.2s ease;
        }

        .search-box input::placeholder {
            color: #9AA49E;
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.12);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }

        .header-actions .btn {
            height: 42px;
            padding: 0 22px;
            font-size: 14px;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border: 1.5px solid var(--border);
            background: #fff;
            border-radius: var(--radius-btn);
            color: var(--primary);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .nav-toggle:hover {
            border-color: var(--primary);
            background: #F2F7F5;
        }

        .category-nav {
            display: flex;
            gap: 8px;
            padding: 0 0 14px;
            flex-wrap: wrap;
        }

        .nav-link {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link:hover {
            background: #EFF5F2;
            color: var(--primary-dark);
        }

        .nav-link.active {
            background: var(--primary);
            color: #fff;
        }

        /* ============ Article Hero ============ */
        .article-hero {
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            position: relative;
            padding: 64px 0 80px;
        }

        .article-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 63, 54, 0.92), rgba(14, 92, 79, 0.68));
        }

        .article-hero .container {
            position: relative;
            z-index: 1;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            backdrop-filter: blur(4px);
        }

        .hero-kicker i {
            color: var(--accent);
        }

        .hero-subtitle {
            color: rgba(255, 255, 255, 0.85);
            font-size: 18px;
            margin-top: 16px;
            max-width: 520px;
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }

        .custom-breadcrumb {
            margin: 0;
            font-size: 14px;
            --bs-breadcrumb-divider-color: var(--text-muted);
        }

        .custom-breadcrumb a {
            color: var(--text-muted);
            transition: color 0.2s ease;
        }

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

        .custom-breadcrumb .active {
            color: var(--text);
            font-weight: 500;
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ============ Article Main ============ */
        .article-main {
            padding: 40px 0 80px;
            background: var(--bg);
        }

        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            padding: 48px;
            border: 1px solid rgba(228, 222, 210, 0.6);
        }

        .article-head {
            margin-bottom: 32px;
        }

        .article-category {
            display: inline-block;
            background: rgba(198, 156, 74, 0.16);
            color: #8A6D28;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 18px;
        }

        .article-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: 20px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px 28px;
            color: var(--text-muted);
            font-size: 14px;
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .article-meta i {
            color: var(--accent);
        }

        .article-cover {
            border-radius: var(--radius-img);
            overflow: hidden;
            margin-bottom: 36px;
            box-shadow: var(--shadow-sm);
        }

        .article-cover img {
            width: 100%;
            aspect-ratio: 16 / 7;
            object-fit: cover;
        }

        /* Content Typography */
        .content-article {
            font-size: 16px;
            line-height: 1.85;
        }

        .content-article h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text);
            margin: 44px 0 18px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
        }

        .content-article h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            margin: 32px 0 14px;
        }

        .content-article p {
            margin-bottom: 1.3em;
        }

        .content-article a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

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

        .content-article img {
            border-radius: var(--radius-img);
            margin: 24px 0;
        }

        .content-article blockquote {
            border-left: 4px solid var(--primary);
            background: #F2F7F5;
            padding: 16px 22px;
            border-radius: 0 12px 12px 0;
            margin: 28px 0;
            color: var(--text);
            font-style: normal;
        }

        .content-article blockquote p {
            margin-bottom: 0;
        }

        .content-article ul,
        .content-article ol {
            padding-left: 1.4em;
            margin-bottom: 1.3em;
        }

        .content-article li {
            margin-bottom: 0.5em;
        }

        .content-article img + em {
            display: block;
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: -16px;
            margin-bottom: 20px;
        }

        /* Not Found */
        .not-found {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
        }

        .not-found i {
            font-size: 48px;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .not-found p {
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 20px;
        }

        /* Article Tags */
        .article-tags {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            margin: 40px 0 0;
            padding-top: 28px;
            border-top: 1px solid var(--border);
        }

        .article-tags .label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #F0EDE5;
            color: var(--text);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            transition: all 0.2s ease;
        }

        .tag-item:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ============ Related ============ */
        .related-section {
            margin-top: 56px;
        }

        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            margin: 0;
            position: relative;
            padding-left: 18px;
        }

        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: 24px;
            border-radius: 4px;
            background: var(--accent);
        }

        .section-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.2s ease;
        }

        .section-more:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

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

        .related-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid rgba(228, 222, 210, 0.6);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all 0.2s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
        }

        .related-cover {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
        }

        .related-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .related-card:hover .related-cover img {
            transform: scale(1.04);
        }

        .related-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-tag {
            align-self: flex-start;
            background: rgba(198, 156, 74, 0.15);
            color: #8A6D28;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
        }

        .related-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text);
            margin: 12px 0 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-excerpt {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
        }

        .related-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }

        .back-home-row {
            text-align: center;
            margin-top: 40px;
        }

        /* ============ FAQ ============ */
        .faq-section-wrapper {
            background: #F0ECE4;
            padding: 80px 0;
        }

        .faq-heading {
            text-align: center;
            margin-bottom: 40px;
        }

        .faq-heading .section-title {
            display: inline-block;
            padding-left: 0;
            font-size: 30px;
        }

        .faq-heading .section-title::before {
            display: none;
        }

        .faq-heading p {
            font-size: 15px;
            color: var(--text-muted);
            margin-top: 10px;
        }

        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 14px;
            box-shadow: var(--shadow-sm);
            background: #fff;
        }

        .faq-accordion .accordion-button {
            background: #fff;
            color: var(--text);
            font-family: var(--font);
            font-size: 16px;
            font-weight: 600;
            padding: 18px 22px;
            box-shadow: none;
            border-left: 4px solid transparent;
            transition: all 0.2s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: #F8F6F0;
            color: var(--primary-dark);
            border-left-color: var(--primary);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--primary);
        }

        .faq-accordion .accordion-button::after {
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f078";
            background: none;
            width: auto;
            height: auto;
            margin-left: auto;
            color: var(--primary);
            transition: transform 0.2s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            content: "\f077";
            color: var(--accent);
        }

        .faq-accordion .accordion-body {
            padding: 16px 24px 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            border-left: 4px solid var(--primary);
        }

        /* ============ CTA ============ */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            padding: 76px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(198, 156, 74, 0.12);
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 680px;
            text-align: center;
            margin: 0 auto;
        }

        .cta-title {
            color: #fff;
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .cta-desc {
            color: rgba(255, 255, 255, 0.82);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

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

        /* ============ Footer ============ */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.82);
            padding: 56px 0 24px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .brand {
            color: #fff;
            font-size: 22px;
        }

        .footer-brand .brand-icon {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.68);
            margin: 14px 0 0;
            max-width: 420px;
            line-height: 1.75;
        }

        .footer-links h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.68);
            padding: 5px 0;
            font-size: 14px;
            transition: all 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 6px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.14);
            padding-top: 22px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.56);
        }

        /* ============ Responsive ============ */
        @media (max-width: 991.98px) {
            .header-layout {
                gap: 14px;
            }

            .search-box {
                order: 3;
                min-width: 100%;
                flex-basis: 100%;
            }

            .header-actions {
                margin-left: auto;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .category-nav {
                display: none;
                flex-basis: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-bottom: 14px;
            }

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

            .category-nav .nav-link {
                text-align: center;
                justify-content: center;
                padding: 12px 18px;
            }

            .article-hero {
                padding: 48px 0 64px;
            }

            .article-card {
                padding: 32px;
            }

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

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

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767.98px) {
            .article-title {
                font-size: 26px;
            }

            .article-card {
                padding: 24px;
            }

            .article-cover img {
                aspect-ratio: 16 / 10;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .cta-section {
                padding: 56px 0;
            }

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

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

            .faq-section-wrapper {
                padding: 56px 0;
            }

            .faq-heading .section-title {
                font-size: 26px;
            }

            .article-meta {
                gap: 10px 18px;
            }
        }

        @media (max-width: 575.98px) {
            .header-layout {
                padding: 12px 0;
            }

            .brand-text {
                font-size: 20px;
            }

            .header-actions .btn {
                padding: 0 16px;
                font-size: 13px;
            }

            .article-hero {
                padding: 40px 0 52px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .breadcrumb-bar {
                padding: 10px 0;
            }

            .custom-breadcrumb {
                font-size: 13px;
            }

            .custom-breadcrumb .active {
                max-width: 160px;
            }

            .article-main {
                padding: 20px 0 56px;
            }

            .article-card {
                padding: 20px;
                border-radius: 12px;
            }

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

            .content-article h2 {
                font-size: 20px;
            }

            .content-article h3 {
                font-size: 18px;
            }

            .related-body {
                padding: 18px;
            }

            .section-head {
                margin-bottom: 20px;
            }

            .section-title {
                font-size: 22px;
                padding-left: 14px;
            }

            .section-title::before {
                height: 20px;
            }

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

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

            .cta-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category2 */
:root {
        --primary: #0E5C4F;
        --primary-dark: #0A3F36;
        --accent: #C69C4A;
        --bg: #F5F3EF;
        --card-bg: #FFFFFF;
        --text: #1F2E2A;
        --text-muted: #66756F;
        --border: #E2DDD3;
        --radius-lg: 16px;
        --radius-md: 10px;
        --radius-sm: 8px;
        --shadow: 0 2px 8px rgba(14, 40, 32, 0.06);
        --shadow-hover: 0 10px 24px rgba(14, 40, 32, 0.12);
        --transition: 0.2s ease;
        --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-family);
        background: var(--bg);
        color: var(--text);
        font-size: 16px;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }

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

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

    button {
        font-family: inherit;
    }

    .container {
        max-width: 1200px;
        padding-left: 24px;
        padding-right: 24px;
    }

    .btn {
        border-radius: var(--radius-md);
        padding: 10px 22px;
        font-size: 15px;
        font-weight: 600;
        transition: all var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }

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

    .btn-primary:hover {
        background: var(--primary-dark);
        border-color: var(--primary-dark);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(14, 92, 79, 0.25);
    }

    .btn-primary:focus {
        outline: none;
        box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.18);
    }

    .btn-outline-primary {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.65);
        color: #fff;
    }

    .btn-outline-primary:hover {
        background: rgba(255, 255, 255, 0.2);
        border-color: #fff;
        color: #fff;
        transform: translateY(-2px);
    }

    .btn-outline-primary:focus {
        outline: none;
        box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.18);
    }

    .btn-outline-dark {
        background: #fff;
        border: 1px solid var(--primary);
        color: var(--primary);
    }

    .btn-outline-dark:hover {
        background: rgba(14, 92, 79, 0.06);
        border-color: var(--primary-dark);
        color: var(--primary-dark);
        transform: translateY(-2px);
    }

    .btn-outline-dark:focus {
        outline: none;
        box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.12);
    }

    /* Header */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1050;
        background: rgba(255, 255, 255, 0.97);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--border);
        box-shadow: 0 2px 12px rgba(14, 40, 32, 0.04);
    }

    .header-layout {
        display: flex;
        align-items: center;
        gap: 24px;
        padding: 12px 0;
        flex-wrap: wrap;
    }

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

    .brand-icon {
        width: 40px;
        height: 40px;
        border-radius: var(--radius-md);
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 18px;
        box-shadow: 0 4px 12px rgba(14, 92, 79, 0.2);
    }

    .brand-text {
        font-size: 20px;
        font-weight: 700;
        color: var(--primary-dark);
        letter-spacing: 0.5px;
        white-space: nowrap;
    }

    .search-box {
        flex: 1;
        max-width: 520px;
        margin: 0 auto;
        position: relative;
    }

    .search-box form {
        position: relative;
    }

    .search-icon {
        position: absolute;
        left: 18px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--text-muted);
        font-size: 15px;
        pointer-events: none;
    }

    .search-box input {
        width: 100%;
        height: 48px;
        border-radius: 999px;
        border: 1px solid var(--border);
        padding-left: 48px;
        padding-right: 24px;
        background: var(--bg);
        font-size: 15px;
        color: var(--text);
        transition: all 0.25s ease;
    }

    .search-box input::placeholder {
        color: #9aa7a1;
    }

    .search-box input:focus {
        outline: none;
        border-color: var(--primary);
        background: #fff;
        box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.12);
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .nav-toggle {
        display: none;
        background: transparent;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        width: 44px;
        height: 44px;
        font-size: 18px;
        color: var(--primary);
        cursor: pointer;
        transition: all var(--transition);
    }

    .nav-toggle:hover {
        background: rgba(14, 92, 79, 0.06);
    }

    .category-nav {
        display: flex;
        gap: 6px;
        padding: 0 0 10px;
        flex-wrap: wrap;
    }

    .category-nav .nav-link {
        padding: 6px 18px;
        border-radius: 999px;
        color: var(--text-muted);
        font-size: 14px;
        font-weight: 500;
        line-height: 1.5;
        border: 1px solid transparent;
        transition: all var(--transition);
    }

    .category-nav .nav-link:hover {
        color: var(--primary);
        background: rgba(14, 92, 79, 0.06);
        border-color: rgba(14, 92, 79, 0.08);
    }

    .category-nav .nav-link.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        font-weight: 600;
    }

    /* Hero */
    .hero {
        position: relative;
        padding: 80px 0 72px;
        background: linear-gradient(135deg, rgba(10, 63, 54, 0.92) 0%, rgba(14, 92, 79, 0.78) 55%, rgba(14, 92, 79, 0.68) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
        color: #fff;
    }

    .hero .breadcrumb-custom {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.75);
        margin-bottom: 18px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .hero .breadcrumb-custom a {
        color: rgba(255, 255, 255, 0.85);
        transition: color var(--transition);
    }

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

    .hero .breadcrumb-custom i {
        font-size: 11px;
        opacity: 0.6;
    }

    .hero h1 {
        font-size: 42px;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 16px;
        letter-spacing: 1px;
    }

    .hero .subtitle {
        font-size: 18px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.9);
        max-width: 560px;
        margin-bottom: 28px;
    }

    .hero-btns {
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
    }

    .hero-trust {
        margin-top: 44px;
        display: flex;
        align-items: center;
        gap: 28px;
        flex-wrap: wrap;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.75);
    }

    .hero-trust span {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .hero-trust i {
        color: var(--accent);
    }

    /* Section */
    .section {
        padding: 80px 0;
    }

    .section-head {
        text-align: center;
        max-width: 680px;
        margin: 0 auto 48px;
    }

    .section-head .tag {
        display: inline-block;
        background: rgba(198, 156, 74, 0.12);
        color: #9c7a2f;
        font-size: 13px;
        font-weight: 600;
        padding: 4px 14px;
        border-radius: 999px;
        margin-bottom: 12px;
        letter-spacing: 0.5px;
    }

    .section-head h2 {
        font-size: 32px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 12px;
        line-height: 1.35;
    }

    .section-head p {
        font-size: 16px;
        color: var(--text-muted);
        line-height: 1.7;
        margin: 0;
    }

    /* Intro */
    .intro-card {
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        padding: 40px;
        box-shadow: var(--shadow);
        border: 1px solid rgba(255, 255, 255, 0.8);
    }

    .intro-card .lead {
        font-size: 16px;
        color: var(--text);
        line-height: 1.8;
        margin-bottom: 20px;
    }

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

    .intro-tags .tag-item {
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: 999px;
        padding: 6px 16px;
        font-size: 13px;
        font-weight: 500;
        color: var(--primary);
    }

    /* Filter Bar */
    .filter-bar {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-wrap: wrap;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 14px 20px;
        margin-bottom: 32px;
        box-shadow: var(--shadow);
    }

    .filter-bar .filter-label {
        font-size: 14px;
        font-weight: 600;
        color: var(--text);
        margin-right: 4px;
    }

    .filter-bar .filter-item {
        padding: 6px 16px;
        border-radius: 999px;
        border: 1px solid var(--border);
        background: #fff;
        font-size: 13px;
        color: var(--text-muted);
        cursor: pointer;
        transition: all var(--transition);
        font-weight: 500;
    }

    .filter-bar .filter-item:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: rgba(14, 92, 79, 0.04);
    }

    .filter-bar .filter-item.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
    }

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

    .content-card {
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid rgba(255, 255, 255, 0.8);
        box-shadow: var(--shadow);
        transition: transform 0.25s ease, box-shadow 0.25s ease;
        display: flex;
        flex-direction: column;
        height: 100%;
    }

    .content-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-hover);
    }

    .card-thumb {
        position: relative;
        aspect-ratio: 16/10;
        overflow: hidden;
        background: var(--bg);
    }

    .card-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .content-card:hover .card-thumb img {
        transform: scale(1.04);
    }

    .card-tag {
        position: absolute;
        top: 14px;
        left: 14px;
        background: var(--accent);
        color: #fff;
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 999px;
        letter-spacing: 0.3px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    }

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

    .card-title {
        font-size: 18px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 10px;
        line-height: 1.4;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .card-desc {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.65;
        margin-bottom: 16px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        flex: 1;
    }

    .card-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 13px;
        color: #8b9994;
        border-top: 1px solid var(--bg);
        padding-top: 14px;
        margin-top: auto;
    }

    .card-meta .meta-time {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .card-meta .card-link {
        color: var(--primary);
        font-weight: 600;
        font-size: 13px;
        display: inline-flex;
        align-items: center;
        gap: 4px;
        transition: gap var(--transition);
    }

    .card-meta .card-link:hover {
        gap: 8px;
        color: var(--primary-dark);
    }

    /* Scenarios */
    .scenarios {
        background: #fff;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

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

    .scenario-item {
        background: var(--bg);
        border-radius: var(--radius-lg);
        padding: 28px 24px;
        border: 1px solid rgba(255, 255, 255, 0.6);
        transition: all var(--transition);
        position: relative;
        overflow: hidden;
    }

    .scenario-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 4px;
        height: 100%;
        background: var(--primary);
        opacity: 0;
        transition: opacity var(--transition);
    }

    .scenario-item:hover {
        background: #fff;
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .scenario-item:hover::before {
        opacity: 1;
    }

    .scenario-icon {
        width: 46px;
        height: 46px;
        border-radius: 12px;
        background: rgba(14, 92, 79, 0.1);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        margin-bottom: 16px;
    }

    .scenario-item h3 {
        font-size: 17px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 8px;
    }

    .scenario-item p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.65;
        margin: 0;
    }

    /* Process Timeline */
    .process-section {
        background: var(--bg);
    }

    .timeline {
        position: relative;
        max-width: 720px;
        margin: 0 auto;
        padding: 20px 0;
    }

    .timeline::before {
        content: '';
        position: absolute;
        left: 24px;
        top: 0;
        bottom: 0;
        width: 3px;
        background: linear-gradient(180deg, var(--primary) 0%, rgba(14, 92, 79, 0.15) 100%);
        border-radius: 4px;
    }

    .timeline-item {
        position: relative;
        padding-left: 72px;
        padding-bottom: 36px;
    }

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

    .timeline-dot {
        position: absolute;
        left: 14px;
        top: 4px;
        width: 22px;
        height: 22px;
        border-radius: 50%;
        background: var(--primary);
        border: 4px solid var(--bg);
        box-shadow: 0 0 0 3px rgba(14, 92, 79, 0.25);
    }

    .timeline-item h3 {
        font-size: 18px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 6px;
    }

    .timeline-item p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.65;
        margin: 0;
    }

    /* FAQ */
    .faq-section {
        background: #fff;
        border-top: 1px solid var(--border);
    }

    .faq-wrap {
        max-width: 780px;
        margin: 0 auto;
    }

    .accordion-item {
        border: 1px solid var(--border) !important;
        border-radius: 12px !important;
        margin-bottom: 14px;
        overflow: hidden;
        background: #fff;
        box-shadow: var(--shadow);
        transition: box-shadow var(--transition);
    }

    .accordion-item:has(.accordion-button:not(.collapsed)) {
        border-left: 4px solid var(--primary) !important;
        box-shadow: var(--shadow-hover);
    }

    .accordion-button {
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
        background: #fff;
        padding: 20px 24px;
        box-shadow: none;
        line-height: 1.5;
    }

    .accordion-button:not(.collapsed) {
        background: rgba(14, 92, 79, 0.04);
        color: var(--primary);
        box-shadow: none;
    }

    .accordion-button:focus {
        box-shadow: 0 0 0 4px rgba(14, 92, 79, 0.12);
        outline: none;
    }

    .accordion-button::after {
        background-size: 16px;
        transition: transform 0.3s ease;
        opacity: 0.6;
    }

    .accordion-button:not(.collapsed)::after {
        transform: rotate(180deg);
        opacity: 1;
        filter: hue-rotate(120deg);
    }

    .accordion-body {
        padding: 0 28px 24px;
        color: var(--text-muted);
        font-size: 15px;
        line-height: 1.75;
        background: #fff;
        border-top: 1px solid rgba(226, 221, 211, 0.4);
    }

    /* CTA */
    .cta-section {
        background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
        color: #fff;
        padding: 72px 0;
        position: relative;
        overflow: hidden;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        top: -80px;
        right: -60px;
        width: 320px;
        height: 320px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.04);
    }

    .cta-section::after {
        content: '';
        position: absolute;
        bottom: -100px;
        left: -40px;
        width: 280px;
        height: 280px;
        border-radius: 50%;
        background: rgba(198, 156, 74, 0.08);
    }

    .cta-inner {
        position: relative;
        z-index: 2;
        text-align: center;
        max-width: 640px;
        margin: 0 auto;
    }

    .cta-inner h2 {
        font-size: 32px;
        font-weight: 700;
        margin-bottom: 14px;
    }

    .cta-inner p {
        font-size: 16px;
        color: rgba(255, 255, 255, 0.85);
        margin-bottom: 28px;
        line-height: 1.7;
    }

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

    .cta-btns .btn-primary {
        background: #fff;
        color: var(--primary-dark);
        border-color: #fff;
        font-weight: 700;
    }

    .cta-btns .btn-primary:hover {
        background: var(--accent);
        border-color: var(--accent);
        color: #fff;
    }

    .cta-btns .btn-outline-primary {
        border-color: rgba(255, 255, 255, 0.7);
        color: #fff;
        background: transparent;
    }

    .cta-btns .btn-outline-primary:hover {
        background: rgba(255, 255, 255, 0.12);
        border-color: #fff;
    }

    /* Footer */
    .site-footer {
        background: var(--primary-dark);
        color: rgba(255, 255, 255, 0.8);
        padding: 54px 0 24px;
    }

    .footer-top {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr;
        gap: 48px;
        margin-bottom: 40px;
    }

    .footer-brand .brand {
        margin-bottom: 14px;
    }

    .footer-brand .brand-text {
        color: #fff;
    }

    .footer-brand .brand-icon {
        background: rgba(255, 255, 255, 0.12);
        color: var(--accent);
    }

    .footer-desc {
        font-size: 14px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.6);
        max-width: 320px;
        margin: 0;
    }

    .footer-links h4 {
        font-size: 15px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 16px;
    }

    .footer-links a {
        display: block;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.65);
        padding: 4px 0;
        transition: all var(--transition);
    }

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

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 24px;
        text-align: center;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.4);
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .footer-bottom p {
        margin: 0;
    }

    /* Responsive */
    @media (max-width: 992px) {
        .header-layout {
            gap: 12px;
        }

        .search-box {
            order: 3;
            flex-basis: 100%;
            max-width: 100%;
        }

        .nav-toggle {
            display: block;
        }

        .category-nav {
            display: none;
            flex-direction: column;
            width: 100%;
            padding: 12px 0;
            gap: 2px;
        }

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

        .category-nav .nav-link {
            padding: 10px 16px;
            border-radius: var(--radius-md);
        }

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

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

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

        .section {
            padding: 56px 0;
        }

        .hero {
            padding: 60px 0 56px;
        }
    }

    @media (max-width: 768px) {
        .hero h1 {
            font-size: 30px;
        }

        .hero .subtitle {
            font-size: 16px;
        }

        .section-head h2 {
            font-size: 26px;
        }

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

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

        .intro-card {
            padding: 28px 20px;
        }

        .filter-bar {
            padding: 12px 16px;
        }

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

        .cta-inner h2 {
            font-size: 26px;
        }

        .timeline-item {
            padding-left: 60px;
        }

        .timeline::before {
            left: 18px;
        }

        .timeline-dot {
            left: 8px;
        }
    }

    @media (max-width: 576px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }

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

        .brand-icon {
            width: 36px;
            height: 36px;
            font-size: 15px;
        }

        .header-actions .btn {
            padding: 8px 16px;
            font-size: 14px;
        }

        .hero-trust {
            gap: 16px;
            font-size: 12px;
        }

        .section-head p {
            font-size: 15px;
        }
    }