/* roulang page: index */
:root {
            --primary: #dc2626;
            --primary-dark: #b91c1c;
            --primary-light: #fef2f2;
            --accent: #1e3a5f;
            --accent-light: #2d5a8e;
            --bg-light: #f9fafb;
            --bg-dark: #0f172a;
            --text-dark: #1e293b;
            --text-muted: #64748b;
            --text-light: #f1f5f9;
            --border: #e2e8f0;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
            --transition: all 0.3s ease;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: #fff;
            color: var(--text-dark);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .container-wide { max-width: 1400px; margin: 0 auto; padding: 0 24px; }

        /* Header & Nav */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-text i { font-size: 1.5rem; color: var(--primary); }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }
        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-dark);
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: var(--transition);
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 0 16px;
            height: 40px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            padding: 0 8px;
            width: 160px;
            color: var(--text-dark);
        }
        .search-box input::placeholder { color: var(--text-muted); }
        .search-box button {
            background: none;
            border: none;
            color: var(--text-muted);
            cursor: pointer;
            font-size: 1rem;
            padding: 4px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 10px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(220,38,38,0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            padding: 8px 24px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 8px;
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,23,42,0.85) 0%, rgba(30,41,59,0.7) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 80px 0;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(220,38,38,0.18);
            color: #fca5a5;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid rgba(220,38,38,0.3);
            margin-bottom: 24px;
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -1px;
            max-width: 720px;
            margin-bottom: 20px;
        }
        .hero-title span { color: var(--primary); }
        .hero-sub {
            font-size: 1.15rem;
            color: #cbd5e1;
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 36px;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 20px;
        }
        .hero-stat-item {
            color: #fff;
        }
        .hero-stat-item .num {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fca5a5;
        }
        .hero-stat-item .label {
            font-size: 0.85rem;
            color: #94a3b8;
            margin-top: 2px;
        }

        /* Section common */
        .section-pad { padding: 80px 0; }
        .section-pad-sm { padding: 56px 0; }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-sub {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 640px;
            margin-bottom: 48px;
        }
        .section-sub.center { margin-left: auto; margin-right: auto; text-align: center; }
        .section-title.center { text-align: center; }

        /* Cards */
        .card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .card-body { padding: 24px; }
        .card-img { width: 100%; height: 200px; object-fit: cover; border-radius: var(--radius) var(--radius) 0 0; }

        /* Stats row */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
        .stat-card .icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .stat-card .num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.2;
        }
        .stat-card .label {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Feature cards */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 32px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .feature-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .feature-card .icon {
            font-size: 2rem;
            color: var(--primary);
            background: var(--primary-light);
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            margin-bottom: 18px;
        }
        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Content list (CMS) */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .content-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .content-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .content-card .thumb {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .content-card .info { padding: 20px 24px 24px; }
        .content-card .tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 50px;
            margin-bottom: 10px;
            border: 1px solid rgba(220,38,38,0.12);
        }
        .content-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .content-card h4 a { color: var(--text-dark); }
        .content-card h4 a:hover { color: var(--primary); }
        .content-card .meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .content-card .meta i { margin-right: 4px; }

        /* Dark CTA section */
        .cta-dark {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-dark-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            z-index: 0;
        }
        .cta-dark .container { position: relative; z-index: 1; }

        /* FAQ */
        .faq-grid {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--primary); }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #fff;
            transition: var(--transition);
        }
        .faq-question:hover { background: var(--primary-light); }
        .faq-question i { color: var(--primary); transition: var(--transition); }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer { display: block; }
        .faq-item.open .faq-question i { transform: rotate(180deg); }

        /* Footer */
        .site-footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 56px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo-text { color: #f1f5f9; margin-bottom: 14px; }
        .footer-brand .logo-text i { color: #fca5a5; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
        .footer-col h4 {
            color: #f1f5f9;
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 16px;
        }
        .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
        .footer-col a { font-size: 0.9rem; color: #94a3b8; }
        .footer-col a:hover { color: #fca5a5; }
        .footer-bottom {
            border-top: 1px solid rgba(148,163,184,0.15);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 28px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .testimonial-card .stars { color: #f59e0b; font-size: 1rem; margin-bottom: 12px; }
        .testimonial-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }
        .testimonial-card .author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-card .author .name { font-weight: 600; font-size: 0.9rem; }
        .testimonial-card .author .role { font-size: 0.8rem; color: var(--text-muted); }

        /* Breadcrumb for inner pages placeholder */
        .breadcrumb { display: flex; gap: 8px; font-size: 0.85rem; color: var(--text-muted); flex-wrap: wrap; }
        .breadcrumb a { color: var(--text-muted); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb span { color: var(--text-dark); }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .feature-grid { grid-template-columns: repeat(2, 1fr); }
            .content-grid { grid-template-columns: repeat(2, 1fr); }
            .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .nav-links.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow);
                padding: 20px 24px;
                gap: 16px;
                align-items: flex-start;
            }
            .mobile-toggle { display: block; }
            .search-box input { width: 100px; }
            .hero-title { font-size: 2rem; }
            .hero-sub { font-size: 1rem; }
            .hero-section { min-height: 480px; }
            .section-pad { padding: 48px 0; }
            .section-title { font-size: 1.6rem; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .feature-grid { grid-template-columns: 1fr; }
            .content-grid { grid-template-columns: 1fr; }
            .testimonial-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .hero-stats { gap: 24px; }
            .hero-stat-item .num { font-size: 1.4rem; }
            .nav-actions .btn-primary span { display: none; }
            .nav-actions .btn-primary { padding: 10px 16px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .hero-title { font-size: 1.7rem; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
            .stat-card { padding: 20px 16px; }
            .stat-card .num { font-size: 1.8rem; }
            .hero-section { min-height: 400px; }
            .section-pad { padding: 36px 0; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        /* Skeleton / empty state */
        .empty-state {
            text-align: center;
            padding: 48px 24px;
            color: var(--text-muted);
            font-size: 1rem;
        }
        .empty-state i { font-size: 3rem; color: #cbd5e1; margin-bottom: 16px; display: block; }

        /* Tag badge */
        .tag-badge {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            border: 1px solid rgba(220,38,38,0.12);
        }

        /* Misc */
        .gap-2 { gap: 8px; }
        .gap-3 { gap: 16px; }
        .gap-4 { gap: 24px; }
        .text-primary { color: var(--primary); }
        .bg-primary-light { background: var(--primary-light); }
        .rounded-full { border-radius: 9999px; }
        .shadow-card { box-shadow: var(--shadow-sm); }
        .shadow-card-hover:hover { box-shadow: var(--shadow); }
        .transition { transition: var(--transition); }
        .line-clamp-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .img-cover { object-fit: cover; width: 100%; height: 100%; }

/* roulang page: article */
:root {
            --brand: #dc2626;
            --brand-dark: #b91c1c;
            --brand-light: #fef2f2;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --bg: #ffffff;
            --bg-alt: #f8fafc;
            --text: #0f172a;
            --text-soft: #475569;
            --text-muted: #94a3b8;
            --border: #e2e8f0;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 16px;
            --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .container-wide { max-width: 1400px; margin: 0 auto; padding: 0 24px; }

        /* header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 4px rgba(0,0,0,0.03);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }
        .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--brand);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            letter-spacing: -0.3px;
        }
        .logo-text i { font-size: 1.2rem; }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 4px;
            align-items: center;
        }
        .nav-links li a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-soft);
            transition: all var(--transition);
            position: relative;
        }
        .nav-links li a:hover { color: var(--brand); background: var(--brand-light); }
        .nav-links li a.active { color: var(--brand); background: var(--brand-light); font-weight: 600; }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: 40px;
            padding: 0 6px 0 16px;
            transition: all var(--transition);
        }
        .search-box:focus-within { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(220,38,38,0.12); }
        .search-box input {
            border: none;
            background: transparent;
            padding: 8px 0;
            font-size: 0.9rem;
            outline: none;
            min-width: 120px;
            color: var(--text);
        }
        .search-box input::placeholder { color: var(--text-muted); }
        .search-box button {
            background: transparent;
            border: none;
            padding: 8px 12px;
            color: var(--text-muted);
            cursor: pointer;
            font-size: 0.95rem;
            transition: color var(--transition);
        }
        .search-box button:hover { color: var(--brand); }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand);
            color: #fff;
            padding: 10px 24px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary:hover { background: var(--brand-dark); transform: scale(1.02); box-shadow: var(--shadow-md); }
        .btn-primary i { font-size: 0.85rem; }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: 2px solid var(--brand);
            color: var(--brand);
            background: transparent;
            padding: 10px 24px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-outline:hover { background: var(--brand); color: #fff; box-shadow: var(--shadow-md); }
        .mobile-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--text); cursor: pointer; padding: 8px; }

        /* article hero */
        .article-hero {
            position: relative;
            padding: 60px 0 40px;
            background: var(--bg-alt);
            border-bottom: 1px solid var(--border);
        }
        .article-hero .container { position: relative; z-index: 2; }
        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .article-breadcrumb a { color: var(--text-soft); }
        .article-breadcrumb a:hover { color: var(--brand); }
        .article-breadcrumb .sep { color: var(--text-muted); }
        .article-category-badge {
            display: inline-block;
            background: var(--brand-light);
            color: var(--brand);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 40px;
            margin-bottom: 16px;
        }
        .article-title {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .article-meta i { margin-right: 4px; }

        /* article body */
        .article-section { padding: 48px 0 64px; }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text);
        }
        .article-body p { margin-bottom: 1.4em; }
        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 2em;
            margin-bottom: 0.8em;
            color: var(--text);
        }
        .article-body h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            color: var(--text);
        }
        .article-body ul, .article-body ol { margin-bottom: 1.4em; padding-left: 1.8em; }
        .article-body li { margin-bottom: 0.4em; }
        .article-body a { color: var(--brand); border-bottom: 1px solid transparent; }
        .article-body a:hover { border-bottom-color: var(--brand); }
        .article-body blockquote {
            border-left: 4px solid var(--brand);
            background: var(--brand-light);
            padding: 16px 24px;
            margin: 1.6em 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-soft);
        }
        .article-body img {
            border-radius: var(--radius);
            margin: 1.6em 0;
            box-shadow: var(--shadow-md);
            width: 100%;
        }
        .article-body .wp-caption-text, .article-body figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: -1em;
            margin-bottom: 1.6em;
        }
        .article-not-found {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-alt);
            border-radius: var(--radius-lg);
        }
        .article-not-found i { font-size: 3rem; color: var(--text-muted); margin-bottom: 16px; }
        .article-not-found h2 { font-size: 1.6rem; margin-bottom: 12px; }
        .article-not-found p { color: var(--text-soft); margin-bottom: 24px; }

        /* sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--bg-alt);
            border-radius: var(--radius);
            padding: 24px;
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--brand);
        }
        .sidebar-list { list-style: none; }
        .sidebar-list li { margin-bottom: 12px; }
        .sidebar-list li a {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-soft);
            transition: color var(--transition);
        }
        .sidebar-list li a:hover { color: var(--brand); }
        .sidebar-list li a i { color: var(--brand); font-size: 0.8rem; margin-top: 4px; }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--brand), #991b1b);
            color: #fff;
            border: none;
        }
        .sidebar-cta h3 { color: #fff; border-bottom-color: rgba(255,255,255,0.3); }
        .sidebar-cta p { font-size: 0.9rem; opacity: 0.9; margin-bottom: 16px; }
        .sidebar-cta .btn-primary { background: #fff; color: var(--brand); }
        .sidebar-cta .btn-primary:hover { background: var(--accent); color: #fff; }

        /* related */
        .related-section { padding: 48px 0; background: var(--bg-alt); }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
        .related-card img { width: 100%; height: 180px; object-fit: cover; }
        .related-card-body { padding: 18px; }
        .related-card-body h4 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
        .related-card-body h4 a { color: var(--text); }
        .related-card-body h4 a:hover { color: var(--brand); }
        .related-card-body p { font-size: 0.85rem; color: var(--text-soft); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .related-card-body .meta { font-size: 0.8rem; color: var(--text-muted); margin-top: 10px; }

        /* faq */
        .faq-section { padding: 48px 0; }
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow); }
        .faq-question {
            padding: 18px 24px;
            background: var(--bg);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text);
            transition: background var(--transition);
        }
        .faq-question:hover { background: var(--brand-light); }
        .faq-question i { transition: transform var(--transition); color: var(--brand); }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            border-top: 0 solid var(--border);
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 16px 24px 20px;
            border-top-width: 1px;
        }
        .faq-answer p { font-size: 0.95rem; color: var(--text-soft); line-height: 1.7; }

        /* cta */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            color: #fff;
            text-align: center;
        }
        .cta-section h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
        .cta-section p { font-size: 1.1rem; opacity: 0.85; max-width: 600px; margin: 0 auto 32px; }
        .cta-section .btn-primary { background: var(--accent); color: #1e293b; font-size: 1.05rem; padding: 14px 40px; }
        .cta-section .btn-primary:hover { background: #fff; transform: scale(1.04); }

        /* footer */
        .site-footer {
            background: #0f172a;
            color: rgba(255,255,255,0.8);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .footer-brand .logo-text { color: #fff; margin-bottom: 12px; font-size: 1.2rem; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; opacity: 0.7; max-width: 320px; }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a { font-size: 0.9rem; opacity: 0.7; transition: all var(--transition); }
        .footer-col ul li a:hover { opacity: 1; color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding: 20px 0;
            font-size: 0.85rem;
            opacity: 0.6;
        }
        .footer-bottom a { opacity: 0.7; }
        .footer-bottom a:hover { opacity: 1; color: var(--accent); }

        /* json-ld hide */
        .json-ld { display: none; }

        /* responsive */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
            .related-grid { grid-template-columns: 1fr 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 12px 24px 20px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); z-index: 99; }
            .nav-links.open { display: flex; }
            .nav-links li a { padding: 12px 16px; width: 100%; border-radius: var(--radius-sm); }
            .mobile-toggle { display: block; }
            .nav-actions .search-box { display: none; }
            .nav-actions .btn-primary span { display: none; }
            .nav-actions .btn-primary { padding: 10px 14px; }
            .article-title { font-size: 1.6rem; }
            .article-hero { padding: 40px 0 28px; }
            .article-sidebar { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-section h2 { font-size: 1.5rem; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .article-title { font-size: 1.3rem; }
            .article-meta { flex-direction: column; gap: 6px; align-items: flex-start; }
            .logo-text { font-size: 1.1rem; }
            .nav-wrap { height: 60px; }
            .nav-links { top: 60px; }
            .related-card img { height: 140px; }
        }

/* roulang page: category1 */
:root {
            --primary: #dc2626;
            --primary-dark: #b91c1c;
            --primary-light: #fef2f2;
            --secondary: #1e293b;
            --accent: #f59e0b;
            --bg: #ffffff;
            --bg-alt: #f8fafc;
            --bg-dark: #0f172a;
            --text: #1e293b;
            --text-light: #64748b;
            --text-white: #f1f5f9;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.10);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
        }

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

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-wide {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* Header */
        .site-header {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: var(--transition);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }
        .logo-text {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
        }
        .logo-text i {
            font-size: 1.6rem;
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex: 1;
            justify-content: center;
        }
        .nav-links li a {
            padding: 8px 20px;
            border-radius: 100px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-links li a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .nav-links li a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(220, 38, 38, 0.25);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: 100px;
            padding: 0 6px 0 18px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
        }
        .search-box input {
            border: none;
            background: transparent;
            padding: 8px 0;
            font-size: 0.9rem;
            color: var(--text);
            outline: none;
            min-width: 140px;
            font-family: inherit;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .search-box button {
            background: transparent;
            border: none;
            padding: 8px 12px;
            color: var(--text-light);
            cursor: pointer;
            border-radius: 100px;
            transition: var(--transition);
        }
        .search-box button:hover {
            color: var(--primary);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 10px 24px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            font-family: inherit;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(220, 38, 38, 0.30);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            padding: 10px 24px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            font-family: inherit;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            padding: 8px;
        }

        /* Hero */
        .category-hero {
            position: relative;
            padding: 100px 0 80px;
            background: var(--bg-dark);
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
        }
        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.35;
            z-index: 0;
        }
        .category-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.60) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 20px;
            max-width: 720px;
        }
        .category-hero h1 span {
            color: var(--accent);
        }
        .category-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.80);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .category-hero .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .category-hero .btn-primary {
            background: var(--accent);
            color: #1e293b;
            font-size: 1rem;
            padding: 14px 32px;
        }
        .category-hero .btn-primary:hover {
            background: #eab308;
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.35);
        }
        .category-hero .btn-outline {
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .category-hero .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.12);
        }

        /* Stats */
        .stats-section {
            padding: 60px 0;
            background: var(--bg);
            border-bottom: 1px solid var(--border);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .stat-item {
            text-align: center;
            padding: 24px 16px;
        }
        .stat-item .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-item .stat-number span {
            font-size: 1.6rem;
            font-weight: 600;
        }
        .stat-item .stat-label {
            font-size: 1rem;
            color: var(--text-light);
            margin-top: 6px;
            font-weight: 500;
        }

        /* Section common */
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
        .section-title h2 i {
            color: var(--primary);
            margin-right: 10px;
        }
        .section-title p {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Features */
        .features-section {
            padding: 80px 0;
            background: var(--bg-alt);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 32px 24px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .feature-card .icon {
            width: 64px;
            height: 64px;
            border-radius: 20px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin: 0 auto 18px;
            transition: var(--transition);
        }
        .feature-card:hover .icon {
            background: var(--primary);
            color: #fff;
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* Categories */
        .categories-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .category-card {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
            background: var(--bg);
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .category-card .card-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .category-card .card-img .tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--primary);
            color: #fff;
            padding: 4px 16px;
            border-radius: 100px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .category-card .card-body {
            padding: 24px 20px 28px;
        }
        .category-card .card-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .category-card .card-body p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .category-card .card-body .btn-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .category-card .card-body .btn-link i {
            transition: var(--transition);
        }
        .category-card .card-body .btn-link:hover i {
            transform: translateX(4px);
        }

        /* Process */
        .process-section {
            padding: 80px 0;
            background: var(--bg-alt);
        }
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .process-step {
            text-align: center;
            position: relative;
            padding: 0 8px;
        }
        .process-step .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 700;
            margin: 0 auto 16px;
            box-shadow: 0 6px 20px rgba(220, 38, 38, 0.25);
        }
        .process-step h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .process-step p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        .process-step::after {
            content: '';
            position: absolute;
            top: 28px;
            right: -16px;
            width: calc(100% - 24px);
            height: 2px;
            background: var(--border);
            z-index: 0;
        }
        .process-step:last-child::after {
            display: none;
        }

        /* FAQ */
        .faq-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
        }
        .faq-item summary {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1.02rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            list-style: none;
            background: var(--bg);
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--primary);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .faq-item[open] summary i.fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-light);
            line-height: 1.7;
            font-size: 0.95rem;
        }

        /* CTA */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.10;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 580px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .cta-section .btn-primary {
            background: var(--accent);
            color: #1e293b;
            font-size: 1.1rem;
            padding: 16px 40px;
            font-weight: 700;
        }
        .cta-section .btn-primary:hover {
            background: #eab308;
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.35);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-white);
            padding: 60px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 1.3rem;
            margin-bottom: 12px;
        }
        .footer-brand .logo-text i {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.40);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 24px;
            }
            .process-step::after {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .category-hero h1 {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .container-wide {
                padding: 0 16px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 16px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow);
                gap: 4px;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
                text-align: left;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-actions .search-box {
                display: none;
            }
            .nav-actions .btn-primary span {
                display: none;
            }
            .nav-actions .btn-primary {
                padding: 10px 14px;
            }
            .category-hero {
                padding: 60px 0 50px;
                min-height: auto;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero p {
                font-size: 1rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stat-item {
                padding: 16px 0;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .categories-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-title h2 {
                font-size: 1.7rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
            .cta-section p {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .hero-actions {
                flex-direction: column;
                gap: 12px;
            }
            .category-hero .hero-actions .btn-primary,
            .category-hero .hero-actions .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .stat-item .stat-number {
                font-size: 2.2rem;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .faq-item summary {
                font-size: 0.95rem;
                padding: 14px 16px;
            }
            .faq-item .faq-answer {
                padding: 0 16px 16px;
                font-size: 0.9rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }