/* roulang page: index */
:root {
            --primary: #D32F2F;
            --primary-hover: #B71C1C;
            --secondary: #1565C0;
            --accent: #FF6F00;
            --dark: #1A237E;
            --dark-bg: #0D1B3E;
            --body-text: #263238;
            --muted: #546E7A;
            --border: #E0E0E0;
            --bg-light: #F5F7FA;
            --white: #FFFFFF;
            --shadow-card: 0 8px 20px rgba(0,0,0,0.06);
            --shadow-hover: 0 14px 28px rgba(0,0,0,0.10);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition: 0.25s ease;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        body{font-family:'Segoe UI',Roboto,Oxygen,Ubuntu,'Helvetica Neue',sans-serif;color:var(--body-text);background:#FAFAFA;line-height:1.6;-webkit-font-smoothing:antialiased}
        img{max-width:100%;height:auto;display:block}
        a{text-decoration:none;color:inherit}
        .container{max-width:1200px;margin:0 auto;padding:0 1rem}
        .section{padding:60px 0}
        .section-dark{background:var(--dark-bg);color:#fff}
        .bg-cover{background-size:cover;background-position:center}
        .btn{border-radius:var(--radius-sm);font-weight:600;padding:0.75rem 2rem;transition:var(--transition);display:inline-flex;align-items:center;gap:0.5rem;cursor:pointer;border:none;font-size:1rem}
        .btn-primary{background:var(--primary);color:#fff}
        .btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 8px 15px rgba(211,47,47,0.3)}
        .btn-outline{background:transparent;border:2px solid #fff;color:#fff}
        .btn-outline:hover{background:#fff;color:var(--primary)}
        .btn-white{background:#fff;color:var(--primary)}
        .btn-white:hover{background:#f1f1f1}
        .btn-lg{padding:1rem 2.5rem;font-size:1.1rem}
        .btn-sm{padding:0.5rem 1.2rem;font-size:0.9rem}
        .text-gradient{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
        .shadow-card{box-shadow:var(--shadow-card);transition:var(--transition)}
        .shadow-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}

        /* 导航 */
        .site-header{background:#fff;box-shadow:0 2px 12px rgba(0,0,0,0.04);position:sticky;top:0;z-index:100}
        .header-top{border-bottom:1px solid var(--border);padding:12px 0}
        .header-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
        .logo{font-size:1.8rem;font-weight:800;color:var(--primary);display:flex;align-items:center;gap:0.4rem}
        .logo i{font-size:1.8rem}
        .header-actions{display:flex;align-items:center;gap:1rem}
        .search-box{display:flex;align-items:center;background:#f0f2f5;border-radius:40px;overflow:hidden;padding:0 1rem}
        .search-box input{border:none;background:transparent;padding:0.6rem 0;width:180px;outline:none;font-size:0.95rem}
        .search-box button{background:none;border:none;color:var(--primary);cursor:pointer;font-size:1.2rem}
        .nav-tabs{border-bottom:2px solid var(--border);}
        .tabs-wrapper{display:flex;overflow-x:auto;gap:0.5rem;padding:0;white-space:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}
        .tabs-wrapper::-webkit-scrollbar{display:none}
        .tab-link{display:inline-block;padding:16px 24px;font-weight:600;color:var(--muted);border-bottom:3px solid transparent;transition:var(--transition);font-size:1rem;position:relative}
        .tab-link:hover{color:var(--primary);border-bottom-color:var(--primary)}
        .tab-link.active{color:var(--primary);border-bottom-color:var(--primary)}
        @media (max-width:768px){
            .header-top .header-actions .btn{display:none}
            .search-box{flex:1;max-width:220px}
            .tab-link{padding:14px 18px;font-size:0.9rem}
        }

        /* Hero */
        .hero{background:linear-gradient(135deg,rgba(26,35,126,0.9) 0%,rgba(13,27,62,0.9) 60%),url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;padding:120px 0 100px;text-align:center}
        .hero h1{font-size:3rem;font-weight:800;margin-bottom:1.5rem;line-height:1.2}
        .hero .lead{font-size:1.25rem;opacity:0.9;max-width:700px;margin:0 auto 2.5rem}
        .hero-cta{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem}

        /* 服务卡片 */
        .service-card{background:#fff;border-radius:var(--radius-md);overflow:hidden;text-align:center;padding:40px 25px;box-shadow:var(--shadow-card);transition:var(--transition);height:100%}
        .service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
        .service-icon{font-size:2.8rem;color:var(--primary);margin-bottom:20px}
        .service-card h3{font-size:1.5rem;margin-bottom:1rem;font-weight:700}
        .service-card p{color:var(--muted);margin-bottom:1.5rem}
        .stat-number{font-size:2.8rem;font-weight:800;color:#fff;margin-bottom:0.5rem}
        .stat-label{color:rgba(255,255,255,0.8);font-size:1.1rem}

        .info-card{background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:30px;margin-bottom:30px;display:flex;gap:20px;align-items:center;transition:var(--transition)}
        .info-card:hover{box-shadow:var(--shadow-hover);}
        .info-card img{width:100px;height:100px;object-fit:cover;border-radius:var(--radius-sm);flex-shrink:0}
        .info-card-content h4{font-size:1.25rem;margin-bottom:8px;font-weight:700}
        .info-card-content p{color:var(--muted);margin:0}

        .faq-section .accordion-title{font-weight:600;font-size:1.1rem;color:var(--dark)}
        .faq-section .accordion-content{color:var(--muted);line-height:1.7}

        .cta-banner{background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:var(--radius-lg);padding:50px 40px;text-align:center;color:#fff}
        .cta-banner h2{font-size:2.2rem;margin-bottom:1rem}

        .footer{background:var(--dark);color:#ccc;padding:50px 0 30px}
        .footer a{color:#aaa;transition:color 0.2s}
        .footer a:hover{color:#fff}
        .footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:30px;margin-bottom:30px}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:25px;text-align:center;font-size:0.9rem}

        @media (max-width:640px){
            .hero h1{font-size:2rem}
            .hero .lead{font-size:1rem}
            .info-card{flex-direction:column;text-align:center}
            .info-card img{width:80px;height:80px;margin:0 auto}
        }

/* roulang page: category1 */
:root {
            --primary: #1a3c6e;
            --primary-light: #2a5298;
            --primary-dark: #0f2340;
            --accent: #e8a838;
            --accent-light: #f0c060;
            --accent-dark: #c48820;
            --bg-white: #ffffff;
            --bg-light: #f7f9fc;
            --bg-soft: #eef2f7;
            --bg-dark: #0d1b2d;
            --text-primary: #1a1a2e;
            --text-body: #3a3d4a;
            --text-muted: #6b7080;
            --text-light: #8e93a0;
            --text-on-dark: #e8eaef;
            --border-color: #dde3ed;
            --border-light: #edf1f7;
            --shadow-sm: 0 1px 3px rgba(10,20,40,0.06);
            --shadow-md: 0 4px 16px rgba(10,20,40,0.10);
            --shadow-lg: 0 12px 40px rgba(10,20,40,0.14);
            --shadow-xl: 0 24px 60px rgba(10,20,40,0.18);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 50px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.40s ease;
            --font-heading: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --nav-height-top: 56px;
            --nav-height-tabs: 48px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button, .btn {
            cursor: pointer;
            font-family: var(--font-body);
            transition: all var(--transition-base);
        }
        button:focus-visible, .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        input {
            font-family: var(--font-body);
        }
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            color: var(--text-primary);
            line-height: 1.3;
            margin-top: 0;
        }

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

        .section {
            padding: 70px 0;
        }
        .section-sm {
            padding: 50px 0;
        }
        .section-lg {
            padding: 90px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-dark);
            background: rgba(232,168,56,0.10);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-primary);
        }
        .section-subtitle {
            font-size: 1.08rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 620px;
        }

        .text-center {
            text-align: center;
        }
        .text-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height-top);
            gap: 20px;
        }
        .logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary) !important;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
        }
        .logo i {
            color: var(--accent);
            font-size: 1.4rem;
        }
        .logo:hover {
            color: var(--primary-light) !important;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: var(--radius-full);
            padding: 6px 14px;
            border: 1px solid var(--border-color);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .search-box:focus-within {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(26,60,110,0.08);
        }
        .search-box input {
            border: none;
            background: transparent;
            padding: 6px 8px;
            font-size: 0.9rem;
            width: 160px;
            color: var(--text-body);
            outline: none;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .search-box button {
            background: none;
            border: none;
            color: var(--text-muted);
            padding: 4px 6px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .search-box button:hover {
            color: var(--primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            font-weight: 600;
            border-radius: var(--radius-full);
            padding: 10px 22px;
            font-size: 0.95rem;
            border: none;
            text-decoration: none;
            line-height: 1.4;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: #1a1a1a !important;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:active {
            background: var(--accent-dark);
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary) !important;
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff !important;
            border: 2px solid rgba(255,255,255,0.55);
        }
        .btn-outline-light:hover {
            background: rgba(255,255,255,0.12);
            border-color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
        }
        .btn-block {
            display: flex;
            width: 100%;
        }

        /* Nav Tabs */
        .nav-tabs {
            background: var(--primary);
            border-bottom: 3px solid var(--accent);
        }
        .tabs-wrapper {
            display: flex;
            align-items: center;
            gap: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            height: var(--nav-height-tabs);
        }
        .tabs-wrapper::-webkit-scrollbar {
            display: none;
        }
        .tab-link {
            display: inline-flex;
            align-items: center;
            padding: 12px 22px;
            font-size: 0.93rem;
            font-weight: 600;
            color: rgba(255,255,255,0.82) !important;
            white-space: nowrap;
            border-bottom: 3px solid transparent;
            margin-bottom: -3px;
            transition: all var(--transition-fast);
            position: relative;
            text-decoration: none;
        }
        .tab-link:hover {
            color: #fff !important;
            background: rgba(255,255,255,0.06);
        }
        .tab-link.active {
            color: #fff !important;
            border-bottom-color: var(--accent);
            background: rgba(255,255,255,0.08);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            padding: 90px 0 100px;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13,27,45,0.88) 0%, rgba(26,60,110,0.78) 50%, rgba(15,35,64,0.85) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(232,168,56,0.18);
            color: var(--accent-light);
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.05em;
            padding: 7px 18px;
            border-radius: var(--radius-full);
            margin-bottom: 18px;
            border: 1px solid rgba(232,168,56,0.3);
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 16px;
            line-height: 1.25;
        }
        .hero-title span {
            color: var(--accent-light);
        }
        .hero-desc {
            font-size: 1.12rem;
            color: rgba(255,255,255,0.78);
            margin-bottom: 30px;
            line-height: 1.7;
            max-width: 560px;
        }
        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        /* ========== SERVICE CARDS ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .service-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border-color);
        }
        .service-card-icon {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-md);
            background: rgba(26,60,110,0.07);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.6rem;
            color: var(--primary);
            transition: all var(--transition-base);
        }
        .service-card:hover .service-card-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }
        .service-card h3 {
            font-size: 1.12rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .service-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .service-card .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent-dark);
            background: rgba(232,168,56,0.10);
            padding: 3px 10px;
            border-radius: var(--radius-full);
            margin-top: 12px;
        }

        /* ========== AUDIENCE CARDS ========== */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }
        .audience-card {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid transparent;
            transition: all var(--transition-base);
            position: relative;
        }
        .audience-card:hover {
            border-color: var(--border-color);
            box-shadow: var(--shadow-md);
            background: var(--bg-white);
        }
        .audience-card .audience-emoji {
            font-size: 2.6rem;
            margin-bottom: 12px;
            display: block;
        }
        .audience-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .audience-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== PROCESS / TIMELINE ========== */
        .process-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            position: relative;
            counter-reset: step;
        }
        .process-item {
            flex: 1 1 180px;
            min-width: 160px;
            text-align: center;
            padding: 20px 16px;
            position: relative;
        }
        .process-item::after {
            content: '';
            position: absolute;
            top: 38px;
            right: -12px;
            width: 24px;
            height: 2px;
            background: var(--border-color);
            z-index: 0;
        }
        .process-item:last-child::after {
            display: none;
        }
        .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            position: relative;
            z-index: 1;
            transition: all var(--transition-base);
        }
        .process-item:hover .step-number {
            background: var(--accent);
            transform: scale(1.1);
            box-shadow: var(--shadow-md);
        }
        .process-item h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .process-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== STATS ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: center;
        }
        .stat-item {
            text-align: center;
            flex: 0 0 auto;
            min-width: 140px;
            padding: 10px 20px;
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-number .plus {
            color: var(--accent);
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-color);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-family: var(--font-body);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: all var(--transition-base);
        }
        .faq-item.open .faq-icon {
            background: var(--accent);
            color: #1a1a1a;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            padding: 80px 0;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: rgba(26,60,110,0.90);
            z-index: 1;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-content h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-content p {
            color: rgba(255,255,255,0.78);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        /* ========== FEATURE BLOCK ========== */
        .feature-row {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }
        .feature-text {
            flex: 1 1 400px;
        }
        .feature-image {
            flex: 1 1 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .feature-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
        }
        .feature-list li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 0.95rem;
            color: var(--text-body);
        }
        .feature-list li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 8px;
            color: var(--accent);
            font-size: 0.85rem;
        }

        /* ========== FOOTER ========== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer a {
            color: rgba(255,255,255,0.6);
            transition: color var(--transition-fast);
        }
        .footer a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.10);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.45);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .audience-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-title {
                font-size: 1.8rem;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .feature-row {
                gap: 30px;
            }
            .process-item {
                flex: 1 1 140px;
                min-width: 130px;
            }
            .process-item::after {
                right: -8px;
                width: 16px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-lg {
                padding: 60px 0;
            }
            .hero-section {
                padding: 60px 0 70px;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .service-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .audience-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .service-card {
                padding: 22px 16px;
            }
            .service-card-icon {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
            .process-list {
                flex-direction: column;
                gap: 0;
            }
            .process-item {
                flex: 1 1 auto;
                text-align: left;
                display: flex;
                align-items: flex-start;
                gap: 16px;
                padding: 14px 0;
            }
            .process-item::after {
                display: none;
            }
            .step-number {
                margin: 0;
                flex-shrink: 0;
                width: 40px;
                height: 40px;
                font-size: 0.95rem;
            }
            .stats-row {
                gap: 20px;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .feature-row {
                flex-direction: column-reverse;
                gap: 24px;
            }
            .feature-text, .feature-image {
                flex: 1 1 auto;
            }
            .header-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 10px 0;
                gap: 8px;
            }
            .search-box input {
                width: 100px;
            }
            .btn-sm {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
            .tabs-wrapper {
                gap: 0;
            }
            .tab-link {
                padding: 10px 14px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 520px) {
            .service-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .audience-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .hero-buttons .btn {
                width: 100%;
                justify-content: center;
            }
            .cta-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .cta-buttons .btn {
                width: 100%;
                justify-content: center;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .search-box {
                display: none;
            }
            .tab-link {
                padding: 8px 10px;
                font-size: 0.78rem;
            }
            .logo {
                font-size: 1.1rem;
            }
            .header-inner {
                gap: 6px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-item {
                min-width: 100px;
                padding: 6px 10px;
            }
        }

/* roulang page: article */
:root {
            --primary: #1a3a5c;
            --primary-dark: #0f2640;
            --primary-light: #2c5282;
            --accent: #c8963e;
            --accent-light: #e0b865;
            --accent-dark: #a07828;
            --bg: #f8f9fa;
            --bg-white: #ffffff;
            --bg-light: #eef1f5;
            --text: #2c3e50;
            --text-light: #5a6c7d;
            --text-muted: #8899aa;
            --border: #e0e4e8;
            --border-light: #eef0f3;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-article: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', 'PingFang SC', 'Microsoft YaHei', serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        .site-header {
            background: #fff;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary) !important;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 9px;
            letter-spacing: -0.3px;
            transition: color var(--transition);
        }
        .logo i {
            color: var(--accent);
            font-size: 1.4rem;
            transition: transform var(--transition);
        }
        .logo:hover {
            color: var(--primary-light) !important;
        }
        .logo:hover i {
            transform: rotate(-5deg) scale(1.08);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 30px;
            padding: 6px 8px 6px 18px;
            border: 2px solid transparent;
            transition: all var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(200,150,62,0.08);
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 170px;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .search-box button {
            background: var(--accent);
            border: none;
            color: #fff;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            cursor: pointer;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 0.85rem;
        }
        .search-box button:hover {
            background: var(--accent-dark);
            transform: scale(1.05);
        }

        /* Nav Tabs */
        .nav-tabs {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-tabs::-webkit-scrollbar {
            display: none;
        }
        .tabs-wrapper {
            display: flex;
            gap: 6px;
            padding: 4px 0;
            white-space: nowrap;
            min-width: max-content;
        }
        .tab-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-light);
            border-radius: 24px;
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.2px;
            cursor: pointer;
        }
        .tab-link:hover {
            color: var(--primary);
            background: var(--bg-light);
        }
        .tab-link.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 3px 12px rgba(26,58,92,0.25);
        }
        .tab-link.active:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        /* Button */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 7px;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 30px;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.3px;
            white-space: nowrap;
            text-decoration: none !important;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff !important;
            box-shadow: 0 4px 14px rgba(200,150,62,0.35);
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 22px rgba(200,150,62,0.45);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary) !important;
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff !important;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 9px 20px;
            font-size: 0.9rem;
            border-radius: 24px;
        }
        .btn-lg {
            padding: 15px 36px;
            font-size: 1.1rem;
            border-radius: 34px;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 13px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: #c0c7cf;
            font-size: 0.75rem;
        }
        .breadcrumb .current {
            color: var(--text);
            font-weight: 600;
            max-width: 400px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* Article Header */
        .article-header-section {
            background: #fff;
            padding: 40px 0 30px;
            border-bottom: 1px solid var(--border-light);
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            margin-bottom: 16px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta .meta-item i {
            color: var(--accent);
            font-size: 0.85rem;
        }
        .article-category-tag {
            display: inline-block;
            background: var(--bg-light);
            color: var(--primary);
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .article-category-tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .article-title-h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.35;
            margin: 0 0 18px 0;
            letter-spacing: -0.4px;
        }
        .article-featured-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin: 20px 0 8px;
            box-shadow: var(--shadow);
            background: var(--bg-light);
        }
        .article-featured-image img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            max-height: 480px;
        }

        /* Article Body */
        .article-content-section {
            background: #fff;
            padding: 30px 0 50px;
        }
        .article-body {
            font-family: var(--font-article);
            font-size: 1.1rem;
            line-height: 1.9;
            color: #3a3f47;
        }
        .article-body h2 {
            font-family: var(--font-sans);
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin: 36px 0 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-light);
            letter-spacing: -0.2px;
        }
        .article-body h3 {
            font-family: var(--font-sans);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text);
            margin: 28px 0 12px;
            letter-spacing: -0.1px;
        }
        .article-body h4 {
            font-family: var(--font-sans);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            margin: 22px 0 10px;
        }
        .article-body p {
            margin: 0 0 18px 0;
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 18px 0;
            padding-left: 24px;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body blockquote {
            margin: 24px 0;
            padding: 20px 28px;
            background: var(--bg-light);
            border-left: 4px solid var(--accent);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-light);
            font-size: 1.05rem;
        }
        .article-body img {
            border-radius: var(--radius);
            margin: 20px auto;
            max-width: 100%;
            box-shadow: var(--shadow-sm);
        }
        .article-body a {
            color: var(--primary-light);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: rgba(44,82,130,0.3);
        }
        .article-body a:hover {
            color: var(--accent);
            text-decoration-color: var(--accent);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .article-body th {
            background: var(--primary);
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
        }
        .article-body td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--border-light);
            background: #fff;
        }
        .article-body tr:last-child td {
            border-bottom: none;
        }
        .article-body code {
            background: var(--bg-light);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--primary);
            font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
        }
        .article-body pre {
            background: #1e293b;
            color: #e2e8f0;
            padding: 20px 24px;
            border-radius: var(--radius);
            overflow-x: auto;
            margin: 20px 0;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* Author / Share bar */
        .article-footer-bar {
            background: #fff;
            border-top: 1px solid var(--border-light);
            padding: 22px 0;
            margin-top: 0;
        }
        .share-row {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .share-label {
            font-weight: 600;
            color: var(--text);
            font-size: 0.95rem;
        }
        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-light);
            color: var(--text-light);
            font-size: 1rem;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }
        .share-btn:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        /* Related Posts */
        .related-section {
            background: var(--bg);
            padding: 50px 0 40px;
        }
        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 28px;
            text-align: center;
            letter-spacing: -0.3px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            cursor: pointer;
            display: block;
            color: inherit !important;
            text-decoration: none !important;
        }
        .related-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .related-card-image {
            height: 180px;
            overflow: hidden;
            background: var(--bg-light);
        }
        .related-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-card-image img {
            transform: scale(1.06);
        }
        .related-card-body {
            padding: 18px 20px 20px;
        }
        .related-card-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin: 0 0 8px;
            line-height: 1.4;
            letter-spacing: -0.2px;
        }
        .related-card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, #1e4d7a 100%);
            padding: 55px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: rgba(255,255,255,0.03);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: rgba(255,255,255,0.025);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 15px 38px;
            box-shadow: 0 6px 24px rgba(200,150,62,0.5);
        }
        .cta-section .btn-primary:hover {
            box-shadow: 0 10px 32px rgba(200,150,62,0.6);
            transform: translateY(-3px);
        }

        /* Not Found */
        .not-found-section {
            background: #fff;
            padding: 80px 0;
            text-align: center;
        }
        .not-found-icon {
            font-size: 4rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .not-found-section h2 {
            font-size: 1.6rem;
            color: var(--primary-dark);
            margin-bottom: 12px;
            font-weight: 700;
        }
        .not-found-section p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        /* Footer */
        .footer {
            background: var(--primary-dark);
            color: rgba(255,255,255,0.75);
            padding: 45px 0 0;
            font-size: 0.95rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255,255,255,0.12);
        }
        .footer a {
            color: rgba(255,255,255,0.7);
            transition: color var(--transition);
        }
        .footer a:hover {
            color: var(--accent-light);
        }
        .footer h5 {
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.2px;
        }
        .footer-bottom {
            text-align: center;
            padding: 18px 0;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.5);
        }
        .footer-bottom p {
            margin: 0;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-title-h1 {
                font-size: 1.8rem;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .search-box input {
                width: 120px;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                gap: 10px;
            }
            .header-actions {
                width: 100%;
                justify-content: space-between;
            }
            .search-box {
                flex: 1;
            }
            .search-box input {
                width: 100%;
            }
            .article-title-h1 {
                font-size: 1.5rem;
            }
            .article-body {
                font-size: 1rem;
                line-height: 1.8;
            }
            .article-body h2 {
                font-size: 1.35rem;
            }
            .article-body h3 {
                font-size: 1.15rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .related-card-image {
                height: 200px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 1rem;
            }
            .tab-link {
                padding: 8px 14px;
                font-size: 0.85rem;
            }
            .breadcrumb .current {
                max-width: 200px;
            }
            .article-meta {
                gap: 10px;
                font-size: 0.82rem;
            }
            .article-header-section {
                padding: 24px 0 18px;
            }
            .article-featured-image {
                border-radius: var(--radius);
                margin: 14px 0 4px;
            }
        }
        @media (max-width: 520px) {
            .logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .logo i {
                font-size: 1.15rem;
            }
            .article-title-h1 {
                font-size: 1.3rem;
            }
            .btn-sm {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .search-box input {
                font-size: 0.8rem;
            }
            .article-body blockquote {
                padding: 14px 18px;
                font-size: 0.95rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a3c6e;
            --color-primary-light: #26508a;
            --color-primary-dark: #0f2447;
            --color-accent: #d4343e;
            --color-accent-light: #e8555d;
            --color-accent-dark: #b01e28;
            --color-gold: #c8973e;
            --color-gold-light: #dbb158;
            --color-bg: #f9fafb;
            --color-bg-alt: #f0f3f7;
            --color-white: #ffffff;
            --color-text: #1e293b;
            --color-text-light: #475569;
            --color-text-muted: #64748b;
            --color-border: #e2e8f0;
            --color-border-light: #eef1f5;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.07), 0 2px 6px rgba(0,0,0,0.04);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.05);
            --shadow-xl: 0 20px 48px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.06);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
        body{font-family:var(--font-body);font-size:16px;line-height:1.7;color:var(--color-text);background:var(--color-bg);overflow-x:hidden}
        img{max-width:100%;height:auto;display:block}
        a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}
        button,input,select,textarea{font-family:inherit;font-size:inherit}
        .container{max-width:1200px;margin:0 auto;padding:0 20px}
        @media (max-width:768px){.container{padding:0 16px}}

        /* 导航 */
        .site-header{background:var(--color-white);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-md)}
        .header-top{padding:14px 0;border-bottom:1px solid var(--color-border-light)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
        .logo{font-size:1.35rem;font-weight:700;color:var(--color-primary);white-space:nowrap;display:flex;align-items:center;gap:8px;letter-spacing:-0.01em}
        .logo i{color:var(--color-accent);font-size:1.5rem}
        .logo:hover{color:var(--color-primary-light)}
        .header-actions{display:flex;align-items:center;gap:14px}
        .search-box{display:flex;align-items:center;background:var(--color-bg);border-radius:30px;padding:6px 6px 6px 16px;border:1px solid var(--color-border);transition:all var(--transition-fast)}
        .search-box:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(26,60,110,0.08)}
        .search-box input{border:none;outline:none;background:transparent;font-size:0.9rem;width:160px;color:var(--color-text)}
        .search-box input::placeholder{color:var(--color-text-muted)}
        .search-box button{background:var(--color-primary);color:#fff;border:none;border-radius:50%;width:34px;height:34px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast);flex-shrink:0}
        .search-box button:hover{background:var(--color-primary-light)}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:30px;font-weight:600;font-size:0.9rem;cursor:pointer;transition:all var(--transition-normal);border:none;white-space:nowrap;letter-spacing:0.01em}
        .btn-primary{background:var(--color-accent);color:#fff}
        .btn-primary:hover{background:var(--color-accent-light);box-shadow:var(--shadow-md);transform:translateY(-1px)}
        .btn-outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}
        .btn-outline:hover{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-md)}
        .btn-outline-light{background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.6)}
        .btn-outline-light:hover{background:rgba(255,255,255,0.15);border-color:#fff}
        .btn-lg{padding:14px 32px;font-size:1rem;border-radius:34px}
        .btn-sm{padding:7px 16px;font-size:0.82rem;border-radius:24px}
        .btn-gold{background:var(--color-gold);color:#fff}
        .btn-gold:hover{background:var(--color-gold-light);box-shadow:var(--shadow-md);transform:translateY(-1px)}
        .nav-tabs{background:var(--color-primary);padding:0}
        .tabs-wrapper{display:flex;align-items:center;gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
        .tabs-wrapper::-webkit-scrollbar{display:none}
        .tab-link{display:inline-block;padding:15px 22px;color:rgba(255,255,255,0.8);font-weight:500;font-size:0.92rem;white-space:nowrap;border-bottom:3px solid transparent;transition:all var(--transition-fast);position:relative;letter-spacing:0.01em}
        .tab-link:hover{color:#fff;background:rgba(255,255,255,0.06)}
        .tab-link.active{color:#fff;border-bottom-color:var(--color-accent);font-weight:600;background:rgba(255,255,255,0.04)}
        @media (max-width:768px){
            .search-box input{width:110px;font-size:0.82rem}
            .tab-link{padding:13px 14px;font-size:0.82rem}
            .header-top{padding:10px 0}
            .logo{font-size:1.15rem}
        }
        @media (max-width:520px){
            .search-box input{width:80px}
            .header-actions{gap:8px}
            .btn-sm{padding:6px 12px;font-size:0.75rem}
            .tab-link{padding:12px 10px;font-size:0.75rem}
            .search-box{padding:5px 5px 5px 10px}
            .search-box button{width:28px;height:28px}
        }

        /* Hero */
        .hero-visa{position:relative;background:linear-gradient(135deg,var(--color-primary-dark) 0%,var(--color-primary) 40%,var(--color-primary-light) 100%);color:#fff;padding:80px 0 70px;overflow:hidden}
        .hero-visa::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.12;z-index:0}
        .hero-visa .container{position:relative;z-index:1}
        .hero-visa-content{max-width:620px}
        .hero-visa-content h1{font-size:2.8rem;font-weight:800;line-height:1.25;margin-bottom:18px;letter-spacing:-0.02em;font-family:var(--font-heading)}
        .hero-visa-content p{font-size:1.15rem;line-height:1.8;color:rgba(255,255,255,0.9);margin-bottom:28px}
        .hero-visa-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.25);border-radius:30px;padding:8px 18px;font-size:0.9rem;font-weight:500;margin-bottom:18px;backdrop-filter:blur(4px)}
        .hero-visa-badge i{color:var(--color-gold-light)}
        .hero-visa-stats{display:flex;gap:30px;margin-top:10px;flex-wrap:wrap}
        .hero-stat-item{text-align:left}
        .hero-stat-item .stat-number{font-size:2.2rem;font-weight:800;color:var(--color-gold-light);line-height:1.1;letter-spacing:-0.02em}
        .hero-stat-item .stat-label{font-size:0.85rem;color:rgba(255,255,255,0.8);margin-top:2px}
        @media (max-width:768px){
            .hero-visa{padding:50px 0 45px}
            .hero-visa-content h1{font-size:2rem}
            .hero-visa-content p{font-size:1rem}
            .hero-visa-stats{gap:20px}
            .hero-stat-item .stat-number{font-size:1.7rem}
        }
        @media (max-width:520px){
            .hero-visa-content h1{font-size:1.6rem}
            .hero-visa-stats{gap:14px}
            .hero-stat-item .stat-number{font-size:1.4rem}
        }

        /* 通用板块 */
        .section{padding:70px 0}
        .section-alt{background:var(--color-white)}
        .section-header{text-align:center;margin-bottom:48px}
        .section-header h2{font-size:2rem;font-weight:700;color:var(--color-text);margin-bottom:12px;letter-spacing:-0.01em;font-family:var(--font-heading)}
        .section-header h2 .highlight{color:var(--color-accent)}
        .section-header .section-subtitle{font-size:1.05rem;color:var(--color-text-muted);max-width:600px;margin:0 auto;line-height:1.7}
        .section-label{display:inline-block;background:var(--color-accent);color:#fff;font-size:0.78rem;font-weight:600;padding:5px 14px;border-radius:20px;margin-bottom:10px;letter-spacing:0.03em;text-transform:uppercase}
        @media (max-width:768px){
            .section{padding:48px 0}
            .section-header h2{font-size:1.6rem}
            .section-header{margin-bottom:32px}
        }

        /* 签证类型卡片 */
        .visa-cards-row{display:flex;gap:24px;flex-wrap:wrap;justify-content:center}
        .visa-card{flex:1 1 260px;max-width:290px;background:var(--color-white);border-radius:var(--radius-lg);padding:28px 22px 24px;box-shadow:var(--shadow-md);border:1px solid var(--color-border-light);transition:all var(--transition-normal);text-align:center;position:relative;overflow:hidden}
        .visa-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--color-primary-light)}
        .visa-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));border-radius:0 0 4px 4px;opacity:0;transition:opacity var(--transition-normal)}
        .visa-card:hover::before{opacity:1}
        .visa-card-icon{width:60px;height:60px;border-radius:50%;background:var(--color-bg-alt);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.5rem;color:var(--color-primary);transition:all var(--transition-normal)}
        .visa-card:hover .visa-card-icon{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-md)}
        .visa-card h3{font-size:1.15rem;font-weight:700;margin-bottom:8px;color:var(--color-text);letter-spacing:-0.01em}
        .visa-card p{font-size:0.9rem;color:var(--color-text-muted);line-height:1.65;margin-bottom:16px}
        .visa-card .card-link{font-weight:600;color:var(--color-accent);font-size:0.9rem;display:inline-flex;align-items:center;gap:4px;transition:gap var(--transition-fast)}
        .visa-card .card-link:hover{gap:8px;color:var(--color-accent-dark)}
        .visa-card .card-img-wrap{width:100%;height:150px;border-radius:var(--radius-md);overflow:hidden;margin-bottom:14px}
        .visa-card .card-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
        .visa-card:hover .card-img-wrap img{transform:scale(1.06)}
        @media (max-width:768px){
            .visa-cards-row{gap:16px}
            .visa-card{flex:1 1 200px;max-width:240px;padding:20px 16px 18px}
        }
        @media (max-width:520px){
            .visa-card{flex:1 1 100%;max-width:100%}
        }

        /* 流程 */
        .process-steps{display:flex;gap:0;align-items:flex-start;justify-content:center;flex-wrap:wrap;position:relative}
        .process-step{flex:1 1 200px;max-width:230px;text-align:center;padding:0 14px;position:relative}
        .process-step-num{width:56px;height:56px;border-radius:50%;background:var(--color-primary);color:#fff;font-size:1.4rem;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;position:relative;z-index:2;box-shadow:var(--shadow-md);letter-spacing:-0.02em}
        .process-step h4{font-size:1.05rem;font-weight:700;margin-bottom:6px;color:var(--color-text)}
        .process-step p{font-size:0.85rem;color:var(--color-text-muted);line-height:1.6}
        .process-connector{position:absolute;top:28px;left:calc(50% + 28px);width:calc(100% - 56px);height:2px;background:linear-gradient(90deg,var(--color-primary-light),var(--color-border));z-index:1;border-radius:1px}
        .process-step:last-child .process-connector{display:none}
        @media (max-width:768px){
            .process-steps{flex-direction:column;align-items:center;gap:24px}
            .process-step{flex:unset;max-width:340px;width:100%;display:flex;align-items:flex-start;text-align:left;gap:14px;padding:0}
            .process-step-num{flex-shrink:0;margin:0;width:44px;height:44px;font-size:1.1rem}
            .process-connector{display:none}
        }

        /* 材料指南 */
        .materials-grid{display:flex;gap:20px;flex-wrap:wrap}
        .material-card{flex:1 1 280px;background:var(--color-bg-alt);border-radius:var(--radius-lg);padding:24px 20px;border-left:4px solid var(--color-primary);transition:all var(--transition-normal)}
        .material-card:hover{background:var(--color-white);box-shadow:var(--shadow-md);border-left-color:var(--color-accent)}
        .material-card h4{font-size:1rem;font-weight:700;margin-bottom:8px;color:var(--color-text);display:flex;align-items:center;gap:8px}
        .material-card h4 i{color:var(--color-accent);font-size:0.9rem}
        .material-card ul{list-style:none;padding:0;margin:0}
        .material-card ul li{font-size:0.88rem;color:var(--color-text-light);padding:4px 0;padding-left:16px;position:relative;line-height:1.6}
        .material-card ul li::before{content:'•';position:absolute;left:0;color:var(--color-primary);font-weight:700}
        @media (max-width:768px){
            .material-card{flex:1 1 100%}
        }

        /* 数据展示 */
        .stats-strip{background:var(--color-primary);padding:50px 0;color:#fff;text-align:center}
        .stats-strip .stats-row{display:flex;gap:30px;justify-content:center;flex-wrap:wrap}
        .stats-strip .stat-block{flex:0 0 auto;min-width:140px}
        .stats-strip .stat-block .big-number{font-size:3rem;font-weight:800;color:var(--color-gold-light);line-height:1.1;letter-spacing:-0.02em}
        .stats-strip .stat-block .stat-desc{font-size:0.9rem;color:rgba(255,255,255,0.85);margin-top:4px}
        @media (max-width:768px){
            .stats-strip .stat-block .big-number{font-size:2.2rem}
            .stats-strip .stats-row{gap:20px}
        }

        /* FAQ */
        .faq-list{max-width:800px;margin:0 auto}
        .faq-item{border:1px solid var(--color-border);border-radius:var(--radius-md);margin-bottom:14px;overflow:hidden;background:var(--color-white);transition:all var(--transition-fast)}
        .faq-item:hover{border-color:var(--color-primary-light);box-shadow:var(--shadow-sm)}
        .faq-question{padding:18px 22px;font-weight:600;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--color-text);transition:color var(--transition-fast);user-select:none}
        .faq-question:hover{color:var(--color-primary)}
        .faq-question i{color:var(--color-accent);transition:transform var(--transition-normal);font-size:0.9rem}
        .faq-answer{padding:0 22px 18px;font-size:0.92rem;color:var(--color-text-light);line-height:1.75;display:none}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question i{transform:rotate(180deg)}
        .faq-item.open{border-color:var(--color-primary-light);box-shadow:var(--shadow-md)}
        @media (max-width:520px){
            .faq-question{padding:15px 16px;font-size:0.92rem}
            .faq-answer{padding:0 16px 15px;font-size:0.85rem}
        }

        /* CTA */
        .cta-section{background:linear-gradient(135deg,var(--color-primary-dark) 0%,var(--color-primary) 60%,var(--color-primary-light) 100%);color:#fff;padding:60px 0;text-align:center;position:relative;overflow:hidden}
        .cta-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:0.08;z-index:0}
        .cta-section .container{position:relative;z-index:1}
        .cta-section h2{font-size:2rem;font-weight:700;margin-bottom:14px;letter-spacing:-0.01em;font-family:var(--font-heading)}
        .cta-section p{font-size:1.05rem;color:rgba(255,255,255,0.9);margin-bottom:24px;max-width:550px;margin-left:auto;margin-right:auto;line-height:1.7}
        .cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
        @media (max-width:768px){
            .cta-section h2{font-size:1.5rem}
            .cta-section p{font-size:0.95rem}
        }

        /* 页脚 */
        .footer{background:var(--color-primary-dark);color:rgba(255,255,255,0.75);padding:50px 0 0;margin-top:0}
        .footer-grid{display:flex;gap:40px;flex-wrap:wrap;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,0.12)}
        .footer-grid>div{flex:1 1 240px;min-width:200px}
        .footer-grid h5{font-size:1rem;font-weight:600}
        .footer a{color:rgba(255,255,255,0.7);font-size:0.9rem;transition:color var(--transition-fast)}
        .footer a:hover{color:#fff}
        .footer-bottom{text-align:center;padding:20px 0;font-size:0.82rem;color:rgba(255,255,255,0.5)}
        @media (max-width:768px){
            .footer-grid{gap:24px}
            .footer-grid>div{flex:1 1 100%}
        }

        /* 信任条 */
        .trust-strip{background:var(--color-bg-alt);padding:28px 0;text-align:center}
        .trust-strip .trust-items{display:flex;gap:30px;justify-content:center;align-items:center;flex-wrap:wrap}
        .trust-item{display:flex;align-items:center;gap:8px;font-size:0.9rem;color:var(--color-text-light);font-weight:500}
        .trust-item i{color:var(--color-accent);font-size:1.1rem}
        @media (max-width:520px){
            .trust-strip .trust-items{gap:16px}
            .trust-item{font-size:0.8rem}
        }

        /* 图片通用 */
        .img-rounded{border-radius:var(--radius-md);overflow:hidden}
        .img-shadow{box-shadow:var(--shadow-md)}

/* roulang page: category2 */
:root {
            --primary: #1a3c5e;
            --primary-dark: #0f2a42;
            --primary-light: #2a5a8a;
            --accent: #c8943e;
            --accent-hover: #b07d2e;
            --accent-light: #f5e6cc;
            --bg-light: #f8f9fb;
            --bg-white: #ffffff;
            --bg-dark: #0d1f30;
            --bg-section: #f0f3f7;
            --text-dark: #1a1a2e;
            --text-body: #3a3d4a;
            --text-muted: #6b6f7c;
            --text-light: #9a9eaa;
            --text-on-dark: #e8eaef;
            --border: #e0e3e8;
            --border-light: #eef0f4;
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --shadow-xs: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-sm: 0 3px 10px rgba(0,0,0,0.07);
            --shadow-md: 0 8px 28px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 44px rgba(0,0,0,0.13);
            --shadow-xl: 0 22px 58px rgba(0,0,0,0.16);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --nav-height-top: 64px;
            --nav-height-tabs: 52px;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button, input {
            font-family: inherit;
            outline: none;
        }

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

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            color: var(--text-dark);
            margin: 0;
            line-height: 1.3;
        }

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

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #fff;
            box-shadow: 0 2px 16px rgba(0,0,0,0.07);
        }

        .header-top {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 0;
            height: var(--nav-height-top);
            display: flex;
            align-items: center;
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            font-family: var(--font-heading);
            letter-spacing: -0.3px;
            transition: opacity var(--transition-fast);
        }

        .logo:hover {
            opacity: 0.85;
            color: var(--primary);
        }

        .logo i {
            font-size: 1.55rem;
            color: var(--accent);
            background: var(--accent-light);
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 6px 6px 18px;
            border: 1.5px solid var(--border);
            transition: all var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(26,60,94,0.08);
            background: #fff;
        }

        .search-box input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            width: 180px;
            color: var(--text-dark);
            padding: 4px 0;
        }

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

        .search-box button {
            background: var(--primary);
            color: #fff;
            border: none;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }

        .search-box button:hover {
            background: var(--primary-dark);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 7px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            border-radius: 30px;
            transition: all var(--transition-base);
            font-family: var(--font-body);
            white-space: nowrap;
            letter-spacing: 0.2px;
            font-size: 0.92rem;
            padding: 10px 22px;
        }

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

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

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

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

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

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: 34px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.84rem;
            border-radius: 22px;
        }

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

        .btn-white:hover {
            background: #f0f0f0;
            box-shadow: var(--shadow-sm);
            color: var(--primary);
        }

        /* ========== NAV TABS ========== */
        .nav-tabs {
            background: var(--primary);
            height: var(--nav-height-tabs);
            display: flex;
            align-items: center;
            overflow: visible;
        }

        .nav-tabs .container {
            width: 100%;
        }

        .tabs-wrapper {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            white-space: nowrap;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 0;
        }

        .tabs-wrapper::-webkit-scrollbar {
            display: none;
        }

        .tab-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            font-size: 0.93rem;
            font-weight: 500;
            color: rgba(255,255,255,0.78);
            border-radius: 24px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
            flex-shrink: 0;
            cursor: pointer;
        }

        .tab-link:hover {
            color: #fff;
            background: rgba(255,255,255,0.10);
        }

        .tab-link.active {
            color: #fff;
            background: rgba(255,255,255,0.18);
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .header-top {
                height: auto;
                min-height: 56px;
                padding: 8px 0;
            }
            .header-inner {
                flex-wrap: wrap;
                gap: 10px;
            }
            .logo {
                font-size: 1.15rem;
            }
            .logo i {
                width: 34px;
                height: 34px;
                font-size: 1.2rem;
            }
            .search-box input {
                width: 110px;
                font-size: 0.82rem;
            }
            .search-box {
                padding: 5px 5px 5px 12px;
            }
            .search-box button {
                width: 28px;
                height: 28px;
            }
            .btn-sm {
                padding: 6px 12px;
                font-size: 0.78rem;
            }
            .nav-tabs {
                height: auto;
                min-height: 44px;
            }
            .tab-link {
                padding: 8px 14px;
                font-size: 0.82rem;
                border-radius: 20px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
            }
            .header-actions {
                justify-content: space-between;
            }
            .search-box input {
                width: 100%;
                min-width: 0;
            }
            .search-box {
                flex: 1;
                min-width: 0;
            }
            .tabs-wrapper {
                gap: 2px;
            }
            .tab-link {
                padding: 7px 11px;
                font-size: 0.76rem;
                border-radius: 16px;
            }
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            background: var(--primary-dark);
            background-image: linear-gradient(160deg, rgba(15,42,66,0.88) 0%, rgba(26,60,94,0.82) 40%, rgba(15,42,66,0.9) 100%), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 80px 0 90px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: rgba(200,148,62,0.12);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -70px;
            width: 220px;
            height: 220px;
            background: rgba(200,148,62,0.08);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-block;
            background: rgba(200,148,62,0.2);
            color: #f0d78c;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 7px 18px;
            border-radius: 30px;
            margin-bottom: 22px;
            letter-spacing: 0.5px;
            border: 1px solid rgba(200,148,62,0.3);
        }

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
            line-height: 1.25;
        }

        .hero h1 span {
            color: #f0d78c;
            position: relative;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.82);
            max-width: 680px;
            margin: 0 auto 32px;
            line-height: 1.75;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 44px;
            flex-wrap: wrap;
            margin-bottom: 34px;
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: #f0d78c;
            line-height: 1;
            font-family: var(--font-heading);
        }

        .hero-stat-label {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.7);
            margin-top: 6px;
        }

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

        @media (max-width: 768px) {
            .hero {
                padding: 50px 0 60px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat-num {
                font-size: 1.8rem;
            }
            .hero-stat-label {
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.55rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat-num {
                font-size: 1.5rem;
            }
            .hero-btns {
                flex-direction: column;
                align-items: center;
            }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 70px 0;
        }

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

        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }

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

        .section-tag {
            display: inline-block;
            font-size: 0.84rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 620px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255,255,255,0.7);
        }
        .section-dark .section-tag {
            color: #f0d78c;
        }

        @media (max-width: 768px) {
            .section {
                padding: 46px 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .section-subtitle {
                font-size: 0.93rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ========== CARDS ========== */
        .card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

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

        .card-icon {
            width: 58px;
            height: 58px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 18px;
            flex-shrink: 0;
        }

        .card-icon.blue {
            background: #e8f0f8;
            color: var(--primary);
        }

        .card-icon.gold {
            background: var(--accent-light);
            color: var(--accent);
        }

        .card-icon.green {
            background: #e6f4ea;
            color: #2d8a4e;
        }

        .card-icon.purple {
            background: #f0e8f6;
            color: #6b3fa0;
        }

        .card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

        .card p {
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        .card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
            margin-top: 14px;
            transition: gap var(--transition-fast);
        }

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

        .card .card-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

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

        /* ========== VISA TYPE CARDS ========== */
        .visa-type-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            border: 2px solid var(--border-light);
            transition: all var(--transition-base);
            height: 100%;
            text-align: center;
            position: relative;
        }

        .visa-type-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .visa-type-card .visa-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--accent);
            color: #fff;
            font-size: 0.74rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }

        .visa-type-card .visa-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            background: var(--accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent);
        }

        .visa-type-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .visa-type-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .visa-type-card .visa-meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            font-size: 0.82rem;
            color: var(--text-light);
        }

        .visa-type-card .visa-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .visa-type-card .visa-meta i {
            color: var(--accent);
            font-size: 0.7rem;
        }

        /* ========== PROCESS TIMELINE ========== */
        .process-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
        }

        .process-item {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            position: relative;
            padding-bottom: 32px;
        }

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

        .process-step {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            position: relative;
            z-index: 2;
            box-shadow: var(--shadow-sm);
        }

        .process-item:not(:last-child)::after {
            content: '';
            position: absolute;
            left: 25px;
            top: 54px;
            width: 2px;
            height: calc(100% - 20px);
            background: var(--border);
            z-index: 1;
        }

        .process-content {
            flex: 1;
            padding-top: 6px;
        }

        .process-content h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .process-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.65;
        }

        @media (max-width: 520px) {
            .process-item {
                gap: 16px;
            }
            .process-step {
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
            .process-item:not(:last-child)::after {
                left: 19px;
                top: 42px;
            }
            .process-content h3 {
                font-size: 1rem;
            }
        }

        /* ========== CHECKLIST ========== */
        .checklist {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 14px;
        }

        .checklist-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            background: #fff;
            padding: 18px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .checklist-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-xs);
            background: #fefdf9;
        }

        .checklist-item i {
            color: #2d8a4e;
            font-size: 1.1rem;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .checklist-item span {
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--text-dark);
            line-height: 1.5;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 40px;
            text-align: center;
        }

        .stats-row .stat-item {
            flex: 0 0 auto;
            min-width: 140px;
        }

        .stats-row .stat-num {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            font-family: var(--font-heading);
        }

        .stats-row .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 8px;
        }

        @media (max-width: 768px) {
            .stats-row {
                gap: 24px;
            }
            .stats-row .stat-num {
                font-size: 2.1rem;
            }
            .stats-row .stat-item {
                min-width: 100px;
            }
        }

        /* ========== FEATURE BLOCK ========== */
        .feature-block {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .feature-block.reverse {
            flex-direction: row-reverse;
        }

        .feature-text {
            flex: 1;
            min-width: 280px;
        }

        .feature-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .feature-text p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 18px;
        }

        .feature-text ul {
            list-style: none;
            padding: 0;
        }

        .feature-text ul li {
            padding: 6px 0 6px 24px;
            position: relative;
            font-size: 0.95rem;
            color: var(--text-body);
        }

        .feature-text ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 13px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        .feature-image {
            flex: 1;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .feature-image img {
            width: 100%;
        }

        @media (max-width: 768px) {
            .feature-block {
                gap: 28px;
                flex-direction: column;
            }
            .feature-block.reverse {
                flex-direction: column;
            }
            .feature-text h3 {
                font-size: 1.35rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-dark);
            user-select: none;
            gap: 12px;
        }

        .faq-question i {
            font-size: 0.8rem;
            color: var(--text-light);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--primary);
            background-image: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            position: relative;
            overflow: hidden;
            padding: 64px 0;
            text-align: center;
            color: #fff;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(255,255,255,0.04);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            max-width: 580px;
            margin: 0 auto 26px;
            line-height: 1.7;
        }

        .cta-section .btn {
            font-size: 1.05rem;
            padding: 14px 36px;
            border-radius: 34px;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 46px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.93rem;
            }
        }

        /* ========== FOOTER ========== */
        .footer {
            background: #0a1622;
            color: rgba(255,255,255,0.7);
            padding: 50px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .footer-grid h4, .footer-grid h5 {
            margin-bottom: 14px;
        }

        .footer-grid a {
            color: rgba(255,255,255,0.6);
            transition: color var(--transition-fast);
            font-size: 0.9rem;
        }

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

        .footer-grid p {
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 0;
        }

        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.84rem;
            color: rgba(255,255,255,0.4);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-grid > div:first-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== UTILITY ========== */
        .text-center {
            text-align: center;
        }

        .mt-20 {
            margin-top: 20px;
        }
        .mt-30 {
            margin-top: 30px;
        }
        .mt-40 {
            margin-top: 40px;
        }

        .foundation-row {
            max-width: var(--max-width);
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .hide-mobile {
                display: none !important;
            }
        }

        @media (min-width: 769px) {
            .hide-desktop {
                display: none !important;
            }
        }