/* roulang page: index */
:root {
            --primary: #1a3c34;
            --primary-dark: #0f2b25;
            --primary-light: #2a5a4e;
            --accent: #c9a227;
            --accent-dark: #a88618;
            --accent-light: #e6c65c;
            --bg: #f7f5f0;
            --bg-alt: #f0ede6;
            --card-bg: #ffffff;
            --text: #1f2a28;
            --text-secondary: #4a5552;
            --text-muted: #6b7774;
            --border: #e2ded6;
            --border-light: #ede9e2;
            --shadow-sm: 0 1px 3px rgba(26, 60, 52, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 60, 52, 0.08);
            --shadow-lg: 0 12px 40px rgba(26, 60, 52, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --container: 1180px;
            --nav-height: 72px;
            --font-base: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --font-lg: 18px;
            --font-xl: 22px;
            --font-2xl: 30px;
            --font-3xl: 40px;
            --font-hero: 52px;
            --transition: 0.25s ease;
        }

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

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

        body {
            font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: var(--font-base);
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img { max-width: 100%; height: auto; display: block; border: 0; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, textarea, select { font-family: inherit; }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(247, 245, 240, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled { box-shadow: var(--shadow-md); }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 17px;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 20px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .logo-text { font-size: 16px; line-height: 1.3; }
        .logo-text .logo-sub { display: block; font-size: 10px; font-weight: 500; color: var(--text-muted); letter-spacing: 0.08em; }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .main-nav li { position: relative; }
        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover { color: var(--primary); background-color: rgba(26, 60, 52, 0.06); }
        .main-nav a.active { color: var(--primary); font-weight: 600; background-color: rgba(26, 60, 52, 0.08); }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background-color: var(--accent);
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 8px;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }
        .btn-primary {
            background-color: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(26, 60, 52, 0.2);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(26, 60, 52, 0.3);
            transform: translateY(-1px);
        }
        .btn-accent {
            background-color: var(--accent);
            color: #fff;
            box-shadow: 0 2px 8px rgba(201, 162, 39, 0.25);
        }
        .btn-accent:hover {
            background-color: var(--accent-dark);
            box-shadow: 0 6px 20px rgba(201, 162, 39, 0.35);
            transform: translateY(-1px);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background-color: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-outline-light {
            background-color: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline-light:hover {
            background-color: #fff;
            color: var(--primary);
            border-color: #fff;
        }
        .btn-lg { padding: 14px 32px; font-size: 16px; border-radius: 10px; }
        .btn-block { width: 100%; }

        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 6px;
            background: none;
            border: none;
            cursor: pointer;
        }
        .mobile-toggle span {
            width: 24px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        /* Hero */
        .hero {
            position: relative;
            background-image: url('/assets/images/10003b45a8fc20fc.webp');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            padding: 80px 0;
            margin-bottom: 0;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(110deg, rgba(15, 43, 37, 0.92) 0%, rgba(15, 43, 37, 0.72) 45%, rgba(15, 43, 37, 0.38) 100%);
            z-index: 1;
        }
        .hero .container { position: relative; z-index: 2; }
        .hero-content { max-width: 680px; }
        .hero-label {
            display: inline-block;
            padding: 6px 16px;
            background-color: rgba(201, 162, 39, 0.22);
            border: 1px solid rgba(201, 162, 39, 0.45);
            border-radius: 30px;
            color: var(--accent-light);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 20px;
        }
        .hero h1 {
            font-size: var(--font-hero);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
            text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
        }
        .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 36px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.18);
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-stat .stat-value {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
        }
        .hero-stat .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }

        /* Sections */
        main { flex: 1; }
        section { padding: 72px 0; }
        .section-alt { background-color: var(--bg-alt); }
        .section-dark {
            background-color: var(--primary-dark);
            color: #fff;
        }
        .section-dark .section-eyebrow { color: var(--accent-light); }
        .section-dark .section-title { color: #fff; }
        .section-dark .section-desc { color: rgba(255, 255, 255, 0.7); }

        .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent-dark);
            margin-bottom: 10px;
        }
        .section-title {
            font-size: var(--font-3xl);
            font-weight: 800;
            line-height: 1.3;
            color: var(--primary);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 36px;
            max-width: 720px;
        }
        .section-desc.center { margin-left: auto; margin-right: auto; text-align: center; }
        .section-header { margin-bottom: 40px; }
        .section-header.center { text-align: center; }
        .section-header.center .section-desc { margin-left: auto; margin-right: auto; }

        /* Trust bar */
        .trust-bar {
            background-color: var(--primary);
            padding: 40px 0;
        }
        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .trust-item .trust-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--accent-light);
            letter-spacing: -0.01em;
            margin-bottom: 4px;
        }
        .trust-item .trust-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
        }

        /* Cards grid */
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

        .feature-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
            opacity: 0;
            transition: opacity var(--transition);
        }
        .feature-card:hover::before { opacity: 1; }
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background-color: rgba(26, 60, 52, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 22px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Image + text */
        .split-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .split-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .split-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 360px;
        }
        .split-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 43, 37, 0.25) 0%, transparent 40%);
            pointer-events: none;
        }
        .split-content h2 {
            font-size: var(--font-2xl);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.35;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .split-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 12px;
        }
        .split-content .check-list {
            list-style: none;
            margin-top: 16px;
        }
        .check-list li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 10px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .check-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 1px;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background-color: rgba(26, 60, 52, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* Plan cards */
        .plan-card {
            background-color: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .plan-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .plan-card .plan-img {
            width: 100%;
            height: 190px;
            object-fit: cover;
        }
        .plan-body { padding: 22px 20px; flex: 1; display: flex; flex-direction: column; }
        .plan-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .plan-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 14px;
        }
        .plan-tag {
            display: inline-block;
            padding: 3px 10px;
            background-color: rgba(201, 162, 39, 0.15);
            color: var(--accent-dark);
            font-size: 12px;
            font-weight: 600;
            border-radius: 30px;
            align-self: flex-start;
            margin-bottom: 10px;
        }

        /* Process */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            counter-reset: step;
        }
        .process-item {
            position: relative;
            padding-top: 44px;
            text-align: left;
        }
        .process-item::before {
            counter-increment: step;
            content: counter(step, decimal-leading-zero);
            position: absolute;
            top: 0;
            left: 0;
            font-size: 40px;
            font-weight: 800;
            color: rgba(201, 162, 39, 0.35);
            letter-spacing: -0.02em;
            line-height: 1;
        }
        .process-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .process-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* News list CMS */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background-color: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-card .news-img {
            width: 100%;
            height: 170px;
            object-fit: cover;
            display: block;
        }
        .news-body { padding: 18px 18px 20px; flex: 1; display: flex; flex-direction: column; }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .news-meta .news-category {
            padding: 2px 10px;
            background-color: rgba(26, 60, 52, 0.08);
            color: var(--primary);
            border-radius: 30px;
            font-weight: 600;
            font-size: 11px;
        }
        .news-body h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.5;
            margin-bottom: 8px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 10px;
        }
        .news-body .news-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            transition: color var(--transition);
        }
        .news-card:hover .news-link { color: var(--primary); }

        /* Reviews */
        .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
        .review-card {
            background-color: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .review-card:hover { box-shadow: var(--shadow-md); }
        .review-stars { color: var(--accent); font-size: 16px; margin-bottom: 10px; letter-spacing: 2px; }
        .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }
        .review-author {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: block;
            margin-bottom: 2px;
        }
        .review-role {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item {
            background-color: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover { border-color: var(--border); }
        .faq-item summary {
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            list-style: none;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::after {
            content: '+';
            font-size: 20px;
            font-weight: 400;
            color: var(--text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item[open] summary::after { transform: rotate(45deg); }
        .faq-item .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            position: relative;
            background-image: url('/assets/images/eac95d5c38328993.webp');
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 43, 37, 0.92) 0%, rgba(26, 60, 52, 0.82) 100%);
            z-index: 1;
        }
        .cta-section .container { position: relative; z-index: 2; }
        .cta-section h2 {
            font-size: var(--font-3xl);
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn { font-size: 16px; padding: 14px 36px; }

        /* Sub-nav / category entrance */
        .category-entrance {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .category-entrance-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .category-entrance-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .category-entrance-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .category-entrance-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 12px;
        }
        .category-entrance-card .cat-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            align-self: flex-start;
        }
        .category-entrance-card:hover .cat-link { color: var(--primary); }

        /* Why choose list */
        .why-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px 28px;
        }
        .why-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 18px;
            background-color: var(--card-bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .why-item:hover { box-shadow: var(--shadow-sm); border-color: var(--border); }
        .why-item .why-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background-color: rgba(201, 162, 39, 0.15);
            color: var(--accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            font-weight: 700;
        }
        .why-item h3 { font-size: 15px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
        .why-item p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

        /* Certification */
        .cert-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .cert-badge {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 22px;
            background-color: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: 40px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .cert-badge:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
        .cert-badge .cert-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(26, 60, 52, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            flex-shrink: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo-text { color: #fff; font-size: 18px; }
        .footer-brand .logo-text .logo-sub { color: rgba(255, 255, 255, 0.5); }
        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 14px;
            line-height: 1.65;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 8px; }
        .footer-col ul a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition);
        }
        .footer-col ul a:hover { color: var(--accent-light); }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --font-hero: 42px;
                --font-3xl: 34px;
                --font-2xl: 26px;
            }
            .hero { min-height: 520px; padding: 60px 0; }
            .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .process-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
            .news-grid { grid-template-columns: repeat(2, 1fr); }
            .review-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
            .category-entrance { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            :root {
                --font-hero: 32px;
                --font-3xl: 28px;
                --font-2xl: 23px;
                --nav-height: 60px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background-color: var(--bg);
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                padding: 12px 24px;
                gap: 4px;
                box-shadow: var(--shadow-md);
            }
            .main-nav.open { display: flex; }
            .main-nav a { padding: 10px 14px; width: 100%; }
            .mobile-toggle { display: flex; }
            .header-cta { display: none; }

            .hero { min-height: auto; padding: 48px 0 56px; }
            .hero h1 { font-size: 30px; }
            .hero-subtitle { font-size: 15px; }
            .hero-stats { gap: 16px; flex-wrap: wrap; }
            .hero-stat .stat-value { font-size: 22px; }

            section { padding: 48px 0; }
            .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
            .split-section { grid-template-columns: 1fr; gap: 28px; }
            .split-image img { min-height: 240px; }
            .process-grid { grid-template-columns: 1fr; gap: 20px; }
            .news-grid { grid-template-columns: 1fr; }
            .review-grid { grid-template-columns: 1fr; }
            .category-entrance { grid-template-columns: 1fr; }
            .why-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .trust-grid { gap: 18px; }
            .trust-item .trust-number { font-size: 28px; }

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

        @media (max-width: 520px) {
            :root {
                --font-base: 15px;
                --font-hero: 26px;
                --font-3xl: 22px;
                --font-2xl: 19px;
            }
            .container { padding: 0 16px; }
            .hero { padding: 40px 0 44px; }
            .hero-actions { flex-direction: column; }
            .hero-actions .btn { width: 100%; }
            .trust-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
            .cert-badge { padding: 10px 16px; font-size: 12px; }
            .btn-lg { padding: 12px 24px; font-size: 15px; }
            section { padding: 36px 0; }
            .feature-card { padding: 20px 18px; }
        }

        /* Utility */
        .text-center { text-align: center; }
        .mt-0 { margin-top: 0; }
        .mb-0 { margin-bottom: 0; }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        a:focus-visible, button:focus-visible, summary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

/* roulang page: article */
:root {
            --primary: #1a3c34;
            --primary-dark: #0f2b25;
            --primary-light: #2a5a4e;
            --accent: #c9a227;
            --accent-dark: #a88618;
            --accent-light: #e6c65c;
            --bg: #f7f5f0;
            --bg-alt: #f0ede6;
            --card-bg: #ffffff;
            --text: #1f2a28;
            --text-secondary: #4a5552;
            --text-muted: #6b7774;
            --border: #e2ded6;
            --border-light: #ede9e2;
            --shadow-sm: 0 1px 3px rgba(26, 60, 52, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 60, 52, 0.08);
            --shadow-lg: 0 12px 40px rgba(26, 60, 52, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --container: 1180px;
            --nav-height: 72px;
            --font-base: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --font-lg: 18px;
            --font-xl: 22px;
            --font-2xl: 30px;
            --font-3xl: 40px;
            --font-hero: 52px;
            --transition: 0.25s ease;
        }
        * { box-sizing: border-box; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: var(--font-base);
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img { max-width: 100%; height: auto; display: block; border: 0; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--primary); }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, textarea, select { font-family: inherit; }
        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(247, 245, 240, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled { box-shadow: var(--shadow-md); }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
            position: relative;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 17px;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo:hover { color: var(--primary-dark); }
        .logo-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 20px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .logo-text { font-size: 16px; line-height: 1.3; }
        .logo-text .logo-sub { display: block; font-size: 10px; font-weight: 500; color: var(--text-muted); letter-spacing: 0.08em; }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li { position: relative; }
        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover { color: var(--primary); background-color: rgba(26, 60, 52, 0.06); }
        .main-nav a.active { color: var(--primary); font-weight: 600; background-color: rgba(26, 60, 52, 0.08); }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background-color: var(--accent);
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 8px;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }
        .btn-primary {
            background-color: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(26, 60, 52, 0.2);
        }
        .btn-primary:hover { background-color: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .btn-outline:hover { background-color: rgba(26, 60, 52, 0.06); color: var(--primary-dark); }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 4px;
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: rgba(26, 60, 52, 0.06);
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        /* Main */
        main { flex: 1; }
        .article-page {
            max-width: 860px;
            margin: 0 auto;
            padding: 48px 0 64px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: var(--font-sm);
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .breadcrumb a { color: var(--text-muted); }
        .breadcrumb a:hover { color: var(--primary); text-decoration: underline; }
        .breadcrumb span { color: var(--text-muted); }
        .article-header {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 36px 28px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 24px;
        }
        .article-category-label {
            display: inline-block;
            background-color: rgba(201, 162, 39, 0.12);
            color: var(--accent-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .article-header h1 {
            font-size: var(--font-3xl);
            line-height: 1.35;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 16px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: var(--font-sm);
            color: var(--text-muted);
        }
        .article-cover {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 24px;
            box-shadow: var(--shadow-md);
        }
        .article-cover img {
            width: 100%;
            object-fit: cover;
            aspect-ratio: 16 / 9;
        }
        .article-content {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-sm);
            font-size: 16px;
            line-height: 1.9;
            color: var(--text);
        }
        .article-content h2,
        .article-content h3,
        .article-content h4 {
            color: var(--primary);
            font-weight: 600;
            margin: 24px 0 12px;
            line-height: 1.5;
        }
        .article-content h2 { font-size: 22px; }
        .article-content h3 { font-size: 19px; }
        .article-content h4 { font-size: 17px; }
        .article-content p { margin: 0 0 16px; }
        .article-content ul,
        .article-content ol { margin: 0 0 16px 24px; padding: 0; }
        .article-content li { margin-bottom: 8px; }
        .article-content a { color: var(--primary); text-decoration: underline; }
        .article-content a:hover { color: var(--accent-dark); }
        .article-content blockquote {
            border-left: 3px solid var(--accent);
            margin: 20px 0;
            padding: 12px 20px;
            background-color: var(--bg-alt);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
        }
        .article-content img { border-radius: var(--radius-md); margin: 16px 0; }
        .article-notice {
            background-color: #fdf6e7;
            border-left: 4px solid var(--accent);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            font-size: var(--font-sm);
            color: var(--text-secondary);
            margin-top: 24px;
        }
        .article-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 32px;
        }
        .not-found {
            max-width: 720px;
            margin: 0 auto;
            padding: 80px 24px;
            text-align: center;
        }
        .not-found h1 {
            font-size: var(--font-3xl);
            color: var(--primary);
            margin-bottom: 12px;
        }
        .not-found p { color: var(--text-muted); margin-bottom: 24px; }

        /* Footer */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 64px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .logo-mark {
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
        }
        .footer-brand .logo-sub { color: rgba(255, 255, 255, 0.6); }
        .footer-brand p {
            font-size: var(--font-sm);
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 16px;
        }
        .footer-col ul { list-style: none; padding: 0; margin: 0; }
        .footer-col li { margin-bottom: 10px; }
        .footer-col a {
            color: rgba(255, 255, 255, 0.7);
            font-size: var(--font-sm);
            transition: color var(--transition);
        }
        .footer-col a:hover { color: var(--accent-light); }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 24px;
            text-align: center;
            font-size: var(--font-xs);
            color: rgba(255, 255, 255, 0.6);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --font-hero: 42px;
                --font-3xl: 34px;
                --font-2xl: 26px;
            }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
        @media (max-width: 768px) {
            :root {
                --font-hero: 32px;
                --font-3xl: 28px;
                --font-2xl: 23px;
                --nav-height: 60px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: var(--bg);
                border: 1px solid var(--border);
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-lg);
                padding: 12px 16px;
                z-index: 1001;
            }
            .main-nav.open { display: flex; }
            .main-nav a { padding: 12px 16px; }
            .main-nav a.active::after { display: none; }
            .nav-toggle { display: flex; }
            .header-cta .btn { padding: 8px 16px; font-size: 14px; }
            .article-header { padding: 24px 20px; }
            .article-content { padding: 24px 20px; }
            .article-header h1 { font-size: var(--font-2xl); }
        }
        @media (max-width: 520px) {
            :root {
                --font-base: 15px;
                --font-hero: 26px;
                --font-3xl: 22px;
                --font-2xl: 19px;
            }
            .container { padding: 0 16px; }
            .header-inner { gap: 12px; }
            .logo-text { font-size: 14px; }
            .logo-text .logo-sub { font-size: 9px; }
            .header-cta .btn { display: none; }
            .article-page { padding: 32px 0 48px; }
            .article-meta { flex-direction: column; gap: 4px; }
            .article-actions { flex-direction: column; }
            .article-actions .btn { width: 100%; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
        }

/* roulang page: category1 */
:root {
            --primary: #1a3c34;
            --primary-dark: #0f2b25;
            --primary-light: #2a5a4e;
            --accent: #c9a227;
            --accent-dark: #a88618;
            --accent-light: #e6c65c;
            --bg: #f7f5f0;
            --bg-alt: #f0ede6;
            --card-bg: #ffffff;
            --text: #1f2a28;
            --text-secondary: #4a5552;
            --text-muted: #6b7774;
            --border: #e2ded6;
            --border-light: #ede9e2;
            --shadow-sm: 0 1px 3px rgba(26, 60, 52, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 60, 52, 0.08);
            --shadow-lg: 0 12px 40px rgba(26, 60, 52, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --container: 1180px;
            --nav-height: 72px;
            --font-base: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --font-lg: 18px;
            --font-xl: 22px;
            --font-2xl: 30px;
            --font-3xl: 40px;
            --font-hero: 52px;
            --transition: 0.25s ease;
        }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: var(--font-base);
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img { max-width: 100%; height: auto; display: block; border: 0; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, textarea, select { font-family: inherit; }
        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(247, 245, 240, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled { box-shadow: var(--shadow-md); }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 17px;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 20px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .logo-text { font-size: 16px; line-height: 1.3; }
        .logo-text .logo-sub { display: block; font-size: 10px; font-weight: 500; color: var(--text-muted); letter-spacing: 0.08em; }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav li { position: relative; }
        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover { color: var(--primary); background-color: rgba(26, 60, 52, 0.06); }
        .main-nav a.active { color: var(--primary); font-weight: 600; background-color: rgba(26, 60, 52, 0.08); }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background-color: var(--accent);
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 8px;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
            border: none;
        }
        .btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
        .btn-primary {
            background-color: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(26, 60, 52, 0.2);
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(26, 60, 52, 0.28);
        }
        .btn-accent {
            background-color: var(--accent);
            color: #1f2a28;
            box-shadow: 0 2px 8px rgba(201, 162, 39, 0.25);
        }
        .btn-accent:hover {
            background-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(201, 162, 39, 0.35);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-outline:hover {
            background-color: var(--primary);
            color: #fff;
        }
        .btn-sm { padding: 8px 16px; font-size: 14px; border-radius: 6px; }
        .btn-lg { padding: 14px 30px; font-size: 17px; border-radius: 10px; }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            line-height: 1.4;
            white-space: nowrap;
        }
        .badge-green { background-color: rgba(26, 60, 52, 0.1); color: var(--primary); }
        .badge-gold { background-color: rgba(201, 162, 39, 0.12); color: var(--accent-dark); }
        .badge-muted { background-color: var(--bg-alt); color: var(--text-muted); }
        .badge-white { background-color: rgba(255, 255, 255, 0.9); color: var(--primary); }
        /* Hero */
        .page-hero {
            background-image: linear-gradient(rgba(15, 43, 37, 0.82), rgba(15, 43, 37, 0.82)), url('/assets/images/10003b45a8fc20fc.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--accent) 0%, transparent 70%);
        }
        .breadcrumb-wrap {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 18px;
        }
        .breadcrumb-wrap a { color: rgba(255, 255, 255, 0.7); }
        .breadcrumb-wrap a:hover { color: var(--accent-light); }
        .breadcrumb-wrap .sep { margin: 0 8px; color: rgba(255, 255, 255, 0.4); }
        .page-hero h1 {
            font-size: var(--font-hero);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin: 0 0 16px;
        }
        .page-hero .hero-desc {
            font-size: var(--font-lg);
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            line-height: 1.7;
            margin: 0 0 28px;
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-stat { flex: 0 0 auto; }
        .hero-stat .num { font-size: 28px; font-weight: 800; color: var(--accent-light); line-height: 1.1; }
        .hero-stat .lbl { font-size: 13px; color: rgba(255, 255, 255, 0.7); margin-top: 4px; }
        /* Section base */
        section { padding: 64px 0; }
        .section-alt { background-color: var(--bg-alt); }
        .section-white { background-color: var(--card-bg); }
        .section-head { margin-bottom: 40px; max-width: 720px; }
        .section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            text-transform: none;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .section-label::before {
            content: '';
            width: 20px;
            height: 2px;
            background-color: var(--accent);
            border-radius: 2px;
        }
        .section-head h2 {
            font-size: var(--font-3xl);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--primary);
            margin: 0 0 12px;
        }
        .section-head p {
            font-size: var(--font-base);
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        .text-accent { color: var(--accent-dark); }
        .text-primary { color: var(--primary); }
        /* Plan cards */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .plan-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-sm);
        }
        .plan-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }
        .plan-card .plan-img {
            position: relative;
            height: 180px;
            overflow: hidden;
            background-color: var(--bg-alt);
        }
        .plan-card .plan-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .plan-card:hover .plan-img img { transform: scale(1.05); }
        .plan-card .plan-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
        }
        .plan-card .plan-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
        .plan-card h3 { font-size: var(--font-xl); font-weight: 700; color: var(--primary); margin: 0 0 8px; }
        .plan-card .plan-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.6; margin: 0 0 16px; flex: 1; }
        .plan-features { list-style: none; margin: 0 0 20px; padding: 0; }
        .plan-features li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            padding: 5px 0;
        }
        .plan-features li::before {
            content: '✓';
            color: var(--primary-light);
            font-weight: 700;
            flex-shrink: 0;
        }
        .plan-card .btn { width: 100%; }
        /* Comparison table style card */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .feature-item {
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 22px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: all var(--transition);
        }
        .feature-item:hover { border-color: var(--accent); box-shadow: var(--shadow-sm); }
        .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent-light);
            flex-shrink: 0;
        }
        .feature-item h4 { font-size: 16px; font-weight: 700; color: var(--primary); margin: 0 0 6px; }
        .feature-item p { font-size: 14px; color: var(--text-secondary); margin: 0; line-height: 1.6; }
        /* Steps */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }
        .step-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
            counter-increment: step-counter;
            transition: all var(--transition);
        }
        .step-card:hover { box-shadow: var(--shadow-md); border-color: var(--accent); }
        .step-card::before {
            content: counter(step-counter);
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 40px;
            font-weight: 800;
            color: var(--border);
            line-height: 1;
        }
        .step-card .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 14px;
        }
        .step-card h4 { font-size: 16px; font-weight: 700; color: var(--primary); margin: 0 0 8px; }
        .step-card p { font-size: 14px; color: var(--text-secondary); margin: 0; line-height: 1.6; }
        /* Trust strip */
        .trust-strip {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            color: #fff;
            padding: 48px 0;
        }
        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .trust-item .trust-num { font-size: 32px; font-weight: 800; color: var(--accent-light); line-height: 1.1; }
        .trust-item .trust-lbl { font-size: 14px; color: rgba(255, 255, 255, 0.75); margin-top: 6px; }
        /* Info list */
        .info-list-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .info-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }
        .info-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
        .info-card .info-img { height: 150px; overflow: hidden; background: var(--bg-alt); }
        .info-card .info-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
        .info-card:hover .info-img img { transform: scale(1.04); }
        .info-card .info-body { padding: 18px 20px 20px; flex: 1; display: flex; flex-direction: column; }
        .info-card .info-meta { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; display: flex; gap: 12px; }
        .info-card h4 { font-size: 15px; font-weight: 700; color: var(--text); margin: 0 0 8px; line-height: 1.4; flex: 1; }
        .info-card h4 a:hover { color: var(--primary); }
        .info-card .info-excerpt { font-size: 14px; color: var(--text-secondary); line-height: 1.6; margin: 0; }
        .info-card .info-link {
            margin-top: 14px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .info-card .info-link:hover { color: var(--accent-dark); }
        /* FAQ */
        .faq-list { max-width: 780px; margin: 0 auto; }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover { border-color: var(--accent); }
        .faq-item summary {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 16px;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::after { content: '+'; font-size: 22px; font-weight: 400; color: var(--text-muted); transition: transform var(--transition); }
        .faq-item[open] summary::after { transform: rotate(45deg); color: var(--accent); }
        .faq-item .faq-answer { padding: 0 22px 20px; font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
        /* CTA */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(201, 162, 39, 0.15);
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: 20%;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }
        .cta-banner > * { position: relative; z-index: 1; }
        .cta-banner h3 { font-size: var(--font-2xl); font-weight: 700; margin: 0 0 8px; }
        .cta-banner p { font-size: var(--font-base); color: rgba(255, 255, 255, 0.8); margin: 0; max-width: 500px; }
        .cta-banner .btn { flex-shrink: 0; }
        /* Footer */
        .site-footer {
            background: #1a2422;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 0;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 32px;
        }
        .footer-brand .logo { color: #fff; }
        .footer-brand .logo .logo-sub { color: rgba(255, 255, 255, 0.55); }
        .footer-brand p { font-size: 14px; line-height: 1.7; margin: 14px 0 0; max-width: 320px; }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul { list-style: none; margin: 0; padding: 0; }
        .footer-col ul li { margin-bottom: 8px; }
        .footer-col ul li a { font-size: 14px; color: rgba(255, 255, 255, 0.65); }
        .footer-col ul li a:hover { color: var(--accent-light); }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
        }
        /* Mobile menu toggle */
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 6px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .nav-toggle:hover { background-color: rgba(26, 60, 52, 0.06); }
        .nav-toggle span {
            width: 22px;
            height: 2px;
            background-color: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        .nav-toggle.open span:nth-child(2) { opacity: 0; }
        .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
        /* Responsive */
        @media (max-width: 1024px) {
            .plan-grid { grid-template-columns: repeat(2, 1fr); }
            .steps-row { grid-template-columns: repeat(2, 1fr); }
            .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
            .info-list-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            :root { --font-hero: 34px; --font-3xl: 28px; --font-2xl: 23px; --nav-height: 60px; }
            .header-cta .btn { display: none; }
            .nav-toggle { display: flex; }
            .main-nav {
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                display: none;
            }
            .main-nav.open { display: flex; }
            .main-nav a { width: 100%; padding: 12px 16px; font-size: 16px; }
            .main-nav a.active::after { display: none; }
            .page-hero { padding: 48px 0 40px; }
            section { padding: 48px 0; }
            .plan-grid { grid-template-columns: 1fr; }
            .feature-grid { grid-template-columns: 1fr; }
            .steps-row { grid-template-columns: 1fr; }
            .trust-grid { grid-template-columns: 1fr; text-align: left; }
            .trust-item { display: flex; align-items: baseline; gap: 12px; }
            .trust-item .trust-num { min-width: 80px; }
            .info-list-grid { grid-template-columns: 1fr; }
            .cta-banner { flex-direction: column; text-align: center; }
            .cta-banner .btn { width: 100%; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { text-align: center; }
            .hero-stats-row { gap: 20px; }
        }
        @media (max-width: 520px) {
            :root { --font-base: 15px; --font-hero: 26px; --font-3xl: 22px; --font-2xl: 19px; }
            .container { padding: 0 16px; }
            .page-hero h1 { font-size: 28px; }
            .page-hero .hero-desc { font-size: 15px; }
            .hero-actions .btn { width: 100%; }
            .hero-stats-row { flex-direction: column; gap: 12px; }
            .section-head h2 { font-size: 22px; }
            .plan-card .plan-body { padding: 18px; }
            .feature-item { padding: 18px; }
            .step-card { padding: 18px; }
            .cta-banner { padding: 32px 24px; }
        }

/* roulang page: category2 */
:root {
            --primary: #1a3c34;
            --primary-dark: #0f2b25;
            --primary-light: #2a5a4e;
            --accent: #c9a227;
            --accent-dark: #a88618;
            --accent-light: #e6c65c;
            --bg: #f7f5f0;
            --bg-alt: #f0ede6;
            --card-bg: #ffffff;
            --text: #1f2a28;
            --text-secondary: #4a5552;
            --text-muted: #6b7774;
            --border: #e2ded6;
            --border-light: #ede9e2;
            --shadow-sm: 0 1px 3px rgba(26, 60, 52, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 60, 52, 0.08);
            --shadow-lg: 0 12px 40px rgba(26, 60, 52, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --container: 1180px;
            --nav-height: 72px;
            --font-base: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --font-lg: 18px;
            --font-xl: 22px;
            --font-2xl: 30px;
            --font-3xl: 40px;
            --font-hero: 52px;
            --transition: 0.25s ease;
        }

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

        body {
            font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: var(--font-base);
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

        input, textarea, select {
            font-family: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(247, 245, 240, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 17px;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 20px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 16px;
            line-height: 1.3;
        }

        .logo-text .logo-sub {
            display: block;
            font-size: 10px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.08em;
        }

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

        .main-nav li {
            position: relative;
        }

        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background-color: rgba(26, 60, 52, 0.06);
        }

        .main-nav a.active {
            color: var(--primary);
            font-weight: 600;
            background-color: rgba(26, 60, 52, 0.08);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background-color: var(--accent);
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 8px;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background-color: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(26, 60, 52, 0.2);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 16px rgba(26, 60, 52, 0.3);
            transform: translateY(-1px);
        }

        .btn-accent {
            background-color: var(--accent);
            color: #fff;
            box-shadow: 0 2px 8px rgba(201, 162, 39, 0.2);
        }

        .btn-accent:hover {
            background-color: var(--accent-dark);
            color: #fff;
            box-shadow: 0 6px 16px rgba(201, 162, 39, 0.3);
            transform: translateY(-1px);
        }

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

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

        /* Section base */
        .section {
            padding: 72px 0;
        }

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

        .section-tight {
            padding: 48px 0;
        }

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

        .section-header .eyebrow {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(201, 162, 39, 0.12);
            color: var(--accent-dark);
            font-size: var(--font-sm);
            font-weight: 600;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .section-header h2 {
            font-size: var(--font-3xl);
            font-weight: 700;
            color: var(--text);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .section-header p {
            font-size: var(--font-lg);
            color: var(--text-secondary);
            margin: 0;
        }

        /* Hero */
        .hero {
            position: relative;
            padding: 80px 0 80px;
            overflow: hidden;
            background: linear-gradient(135deg, #122721 0%, #1a3c34 45%, #214c3f 100%);
            color: #fff;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/eac95d5c38328993.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content .eyebrow {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(201, 162, 39, 0.2);
            color: var(--accent-light);
            font-size: var(--font-sm);
            font-weight: 600;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

        .hero-content h1 {
            font-size: var(--font-hero);
            font-weight: 700;
            line-height: 1.2;
            margin: 0 0 20px;
            color: #fff;
        }

        .hero-content .hero-subtitle {
            font-size: var(--font-lg);
            color: rgba(255,255,255,0.85);
            margin: 0 0 32px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }

        .hero-points {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hero-points li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-sm);
            color: rgba(255,255,255,0.9);
        }

        .hero-points li::before {
            content: '✓';
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: rgba(201, 162, 39, 0.3);
            color: var(--accent-light);
            font-size: 12px;
            font-weight: 700;
        }

        .hero-visual {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-lg);
            padding: 24px;
            backdrop-filter: blur(8px);
        }

        .hero-visual img {
            border-radius: var(--radius-md);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        /* Card grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

        .card {
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
        }

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

        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(26, 60, 52, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--primary);
            font-size: 24px;
            font-weight: 700;
        }

        .card h3 {
            font-size: var(--font-xl);
            font-weight: 600;
            color: var(--text);
            margin: 0 0 12px;
        }

        .card p {
            font-size: var(--font-base);
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
            counter-reset: step;
        }

        .step-card {
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            position: relative;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .step-card::before {
            counter-increment: step;
            content: '0' counter(step);
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 42px;
            font-weight: 800;
            color: rgba(26, 60, 52, 0.08);
            line-height: 1;
        }

        .step-card h3 {
            font-size: var(--font-lg);
            font-weight: 600;
            color: var(--text);
            margin: 0 0 10px;
        }

        .step-card p {
            font-size: var(--font-sm);
            color: var(--text-secondary);
            margin: 0;
        }

        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 24px;
        }

        .stat-item {
            text-align: center;
            padding: 24px 12px;
            background: rgba(255,255,255,0.06);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255,255,255,0.1);
        }

        .stat-number {
            font-size: var(--font-3xl);
            font-weight: 800;
            color: var(--accent-light);
            line-height: 1.2;
        }

        .stat-label {
            font-size: var(--font-sm);
            color: rgba(255,255,255,0.8);
            margin-top: 8px;
        }

        /* Info list */
        .info-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .info-list li {
            display: flex;
            gap: 12px;
            margin-bottom: 16px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
            font-size: var(--font-base);
            color: var(--text-secondary);
        }

        .info-list li:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }

        .info-list li::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--accent);
            flex-shrink: 0;
            margin-top: 9px;
        }

        /* FAQ */
        .faq-list .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            background: var(--card-bg);
            box-shadow: none;
        }

        .faq-list .accordion-button {
            font-weight: 600;
            color: var(--text);
            background-color: var(--card-bg);
            padding: 18px 24px;
            border-radius: var(--radius-sm);
        }

        .faq-list .accordion-button:not(.collapsed) {
            background-color: var(--bg-alt);
            color: var(--primary);
        }

        .faq-list .accordion-body {
            font-size: var(--font-sm);
            color: var(--text-secondary);
            padding: 18px 24px;
        }

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

        /* News list */
        .news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
        }

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

        .news-item .news-content {
            flex: 1;
        }

        .news-item h3 {
            font-size: var(--font-lg);
            font-weight: 600;
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .news-item p {
            font-size: var(--font-sm);
            color: var(--text-secondary);
            margin: 0 0 8px;
        }

        .news-item .news-meta {
            font-size: var(--font-xs);
            color: var(--text-muted);
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(255,255,255,0.8);
            padding: 72px 0 32px;
            margin-top: auto;
        }

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

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand .logo-text .logo-sub {
            color: rgba(255,255,255,0.6);
        }

        .footer-brand p {
            font-size: var(--font-sm);
            color: rgba(255,255,255,0.6);
            max-width: 320px;
            margin: 0;
        }

        .footer-col h4 {
            color: #fff;
            font-size: var(--font-base);
            font-weight: 600;
            margin: 0 0 16px;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 24px;
            text-align: center;
            font-size: var(--font-xs);
            color: rgba(255,255,255,0.5);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero {
                padding: 56px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
                --font-hero: 34px;
                --font-3xl: 30px;
                --font-2xl: 24px;
            }
            .header-inner {
                flex-wrap: wrap;
                gap: 12px;
            }
            .main-nav {
                order: 3;
                width: 100%;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 6px;
                gap: 2px;
            }
            .main-nav a {
                padding: 6px 12px;
                font-size: 14px;
            }
            .header-cta {
                margin-left: auto;
            }
            .section {
                padding: 48px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .card-grid, .steps-grid, .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .hero-content h1 {
                font-size: var(--font-hero);
            }
            .hero-visual {
                padding: 16px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-base: 15px;
                --font-hero: 28px;
                --font-3xl: 24px;
                --font-2xl: 20px;
            }
            .container {
                padding: 0 16px;
            }
            .card-grid, .steps-grid, .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero {
                padding: 40px 0;
            }
            .hero-content .hero-subtitle {
                font-size: 16px;
            }
            .header-cta .btn span {
                display: none;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .news-item {
                flex-direction: column;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1a3c34;
            --primary-dark: #0f2b25;
            --primary-light: #2a5a4e;
            --accent: #c9a227;
            --accent-dark: #a88618;
            --accent-light: #e6c65c;
            --bg: #f7f5f0;
            --bg-alt: #f0ede6;
            --card-bg: #ffffff;
            --text: #1f2a28;
            --text-secondary: #4a5552;
            --text-muted: #6b7774;
            --border: #e2ded6;
            --border-light: #ede9e2;
            --shadow-sm: 0 1px 3px rgba(26, 60, 52, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 60, 52, 0.08);
            --shadow-lg: 0 12px 40px rgba(26, 60, 52, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --container: 1180px;
            --nav-height: 72px;
            --font-base: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --font-lg: 18px;
            --font-xl: 22px;
            --font-2xl: 30px;
            --font-3xl: 40px;
            --font-hero: 52px;
            --transition: 0.25s ease;
        }

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

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

        body {
            font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: var(--font-base);
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        textarea,
        select {
            font-family: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(247, 245, 240, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 17px;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 20px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 16px;
            line-height: 1.3;
        }

        .logo-text .logo-sub {
            display: block;
            font-size: 10px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.08em;
        }

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

        .main-nav li {
            position: relative;
        }

        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background-color: rgba(26, 60, 52, 0.06);
        }

        .main-nav a.active {
            color: var(--primary);
            font-weight: 600;
            background-color: rgba(26, 60, 52, 0.08);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background-color: var(--accent);
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

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

        .btn-primary {
            background-color: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(26, 60, 52, 0.2);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(26, 60, 52, 0.3);
        }

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

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

        .btn-accent {
            background-color: var(--accent);
            color: #fff;
            box-shadow: 0 2px 8px rgba(201, 162, 39, 0.25);
        }

        .btn-accent:hover {
            background-color: var(--accent-dark);
            color: #fff;
        }

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

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: var(--radius-md);
        }

        /* Hamburger */
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background-color: var(--card-bg);
            transition: all var(--transition);
        }

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

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

        /* Hero - Category */
        .cate-hero {
            position: relative;
            padding: 80px 0 70px;
            background-image: url('/assets/images/eac95d5c38328993.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .cate-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 43, 37, 0.92) 0%, rgba(26, 60, 52, 0.78) 55%, rgba(42, 90, 78, 0.62) 100%);
        }

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

        .cate-hero .eyebrow {
            display: inline-block;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent-light);
            background-color: rgba(201, 162, 39, 0.15);
            border: 1px solid rgba(201, 162, 39, 0.35);
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .cate-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            color: #fff;
        }

        .cate-hero .lead {
            font-size: 18px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.88);
            max-width: 620px;
            margin-bottom: 28px;
        }

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

        .cate-hero .btn-hero {
            background-color: var(--accent);
            color: #fff;
            border: none;
        }

        .cate-hero .btn-hero:hover {
            background-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201, 162, 39, 0.35);
        }

        .cate-hero .btn-ghost {
            background-color: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
        }

        .cate-hero .btn-ghost:hover {
            background-color: rgba(255, 255, 255, 0.25);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.7);
            transform: translateY(-2px);
        }

        /* Section Base */
        .section {
            padding: 70px 0;
        }

        .section-alt {
            background-color: var(--bg-alt);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 640px;
            margin-bottom: 36px;
        }

        .section-title-wrap {
            text-align: center;
            margin-bottom: 42px;
        }

        .section-title-wrap .section-title {
            margin-bottom: 10px;
        }

        .section-title-wrap .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* Badge */
        .badge-soft {
            display: inline-block;
            padding: 5px 13px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            border-radius: 999px;
            color: var(--primary);
            background-color: rgba(26, 60, 52, 0.08);
            margin-bottom: 14px;
        }

        .badge-accent {
            display: inline-block;
            padding: 5px 13px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            border-radius: 999px;
            color: var(--accent-dark);
            background-color: rgba(201, 162, 39, 0.12);
            margin-bottom: 14px;
        }

        /* Cards */
        .card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: all var(--transition);
            height: 100%;
            position: relative;
        }

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

        .card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            background-color: rgba(26, 60, 52, 0.08);
            color: var(--primary);
            margin-bottom: 16px;
        }

        .card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

        .card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-top: 14px;
            transition: all var(--transition);
        }

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

        /* Card Image */
        .card-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            background: var(--card-bg);
            height: 100%;
            position: relative;
            transition: all var(--transition);
        }

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

        .card-img img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .card-img .card-body {
            padding: 20px 22px 22px;
        }

        .card-img h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }

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

        /* Step Cards */
        .step-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-item {
            text-align: center;
            padding: 26px 18px;
            border-radius: var(--radius-lg);
            background: var(--card-bg);
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
        }

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

        .step-item .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            margin-bottom: 14px;
        }

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

        .step-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Scenario */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .scenario-card {
            background-color: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px;
            transition: all var(--transition);
            height: 100%;
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(26, 60, 52, 0.2);
        }

        .scenario-card .scenario-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            background-color: rgba(201, 162, 39, 0.12);
            color: var(--accent-dark);
            margin-bottom: 14px;
        }

        .scenario-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

        .scenario-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-block {
            text-align: center;
            padding: 24px 16px;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
        }

        .stat-block .stat-num {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .stat-block .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Content List */
        .cms-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .cms-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .cms-card .cms-thumb {
            width: 100%;
            height: 160px;
            overflow: hidden;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

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

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

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

        .cms-card .cms-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .cms-card .cms-meta .cms-cat {
            padding: 2px 10px;
            border-radius: 999px;
            background-color: rgba(26, 60, 52, 0.07);
            color: var(--primary);
            font-weight: 600;
        }

        .cms-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 8px;
        }

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

        .cms-card .cms-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
            margin-top: 12px;
        }

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

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

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

        .faq-item:hover {
            border-color: rgba(26, 60, 52, 0.25);
            box-shadow: var(--shadow-sm);
        }

        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: all var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

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

        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            background-color: rgba(26, 60, 52, 0.07);
            transition: transform var(--transition);
        }

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

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        /* CTA Banner */
        .cta-banner {
            position: relative;
            padding: 70px 0;
            background-image: url('/assets/images/3950a1d89e157d9a.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #fff;
            overflow: hidden;
            text-align: center;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 43, 37, 0.93) 0%, rgba(26, 60, 52, 0.82) 100%);
        }

        .cta-banner .container {
            position: relative;
            z-index: 1;
        }

        .cta-banner h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-banner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 580px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

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

        /* Guide Image Section */
        .guide-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            background: var(--card-bg);
            box-shadow: var(--shadow-md);
        }

        .guide-image-wrap img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .guide-image-wrap .guide-caption {
            padding: 16px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .guide-image-wrap .guide-caption::before {
            content: '';
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--accent);
            flex-shrink: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 0;
            margin-top: auto;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer .footer-brand .logo {
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand .logo-mark {
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
            color: #fff;
        }

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

        .site-footer .footer-brand .logo-sub {
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 0;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

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

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

        .site-footer .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: all var(--transition);
        }

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

        .site-footer .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .site-footer .footer-bottom p {
            margin-bottom: 0;
        }

        /* Responsive */
        @media (max-width: 1080px) {
            .main-nav a {
                padding: 8px 12px;
                font-size: 14px;
            }

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

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

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

        @media (max-width: 900px) {
            :root {
                --font-hero: 42px;
                --font-3xl: 34px;
                --font-2xl: 26px;
                --nav-height: 60px;
            }

            .cate-hero h1 {
                font-size: 36px;
            }

            .section {
                padding: 54px 0;
            }

            .section-title {
                font-size: 27px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }

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

        @media (max-width: 768px) {
            :root {
                --font-base: 15px;
                --font-hero: 32px;
                --font-3xl: 28px;
                --font-2xl: 23px;
                --container: 100%;
            }

            .container {
                padding: 0 18px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(247, 245, 240, 0.98);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 20px 20px;
                gap: 6px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                z-index: 999;
            }

            .main-nav.open {
                transform: translateY(0);
            }

            .main-nav li {
                width: 100%;
            }

            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-sm);
                white-space: normal;
            }

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

            .main-nav a.active {
                background-color: rgba(26, 60, 52, 0.1);
            }

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

            .logo-text {
                font-size: 14px;
            }

            .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 18px;
                border-radius: 8px;
            }

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

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

            .cate-hero .lead {
                font-size: 15px;
            }

            .cate-hero .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

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

            .section {
                padding: 44px 0;
            }

            .section-title {
                font-size: 23px;
            }

            .section-desc {
                font-size: 15px;
                margin-bottom: 26px;
            }

            .section-title-wrap {
                margin-bottom: 30px;
            }

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

            .step-item {
                padding: 20px 16px;
            }

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

            .stat-block .stat-num {
                font-size: 26px;
            }

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

            .scenario-grid {
                gap: 14px;
            }

            .cta-banner {
                padding: 50px 0;
            }

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

            .cta-banner p {
                font-size: 15px;
            }

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

            .site-footer .footer-brand p {
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-base: 14px;
                --font-hero: 26px;
                --font-3xl: 22px;
                --font-2xl: 19px;
            }

            .container {
                padding: 0 14px;
            }

            .logo-text {
                font-size: 13px;
            }

            .logo-text .logo-sub {
                font-size: 9px;
            }

            .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 16px;
                border-radius: 7px;
            }

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

            .cate-hero {
                padding: 44px 0 38px;
            }

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

            .cate-hero .eyebrow {
                font-size: 11px;
                padding: 4px 12px;
            }

            .cate-hero .lead {
                font-size: 14px;
                line-height: 1.7;
            }

            .section {
                padding: 36px 0;
            }

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

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

            .card {
                padding: 20px;
            }

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

            .stat-block .stat-label {
                font-size: 12px;
            }

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

            .cta-banner p {
                font-size: 14px;
            }

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

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

            .cms-card h3 {
                font-size: 14px;
            }

            .cms-card .cms-excerpt {
                font-size: 13px;
            }
        }