/* roulang page: index */
:root {
    --brand-500: #0c8ee7;
    --brand-600: #006fc4;
    --brand-700: #01589f;
    --accent-500: #ff820d;
    --accent-600: #f06804;
    --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    --shadow-card: 0 4px 20px rgba(0,0,0,0.06), 0 1px 4px rgba(0,0,0,0.04);
    --shadow-hover: 0 12px 40px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.06);
    --radius-card: 1rem;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-sans);background:#f8fafc;color:#0f172a;line-height:1.6;overflow-x:hidden;}
a{color:inherit;text-decoration:none;transition:color 0.2s;}
img{max-width:100%;height:auto;display:block;}
button,input,textarea{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem;}
.section-pad{padding:5rem 0;}
.section-title{font-size:2rem;font-weight:700;color:#0f172a;margin-bottom:0.5rem;}
.section-sub{font-size:1.05rem;color:#64748b;margin-bottom:2.5rem;max-width:640px;}
.bg-soft{background:#f1f5f9;}
.bg-white{background:#ffffff;}
.text-muted{color:#64748b;}
.card{background:#fff;border-radius:var(--radius-card);box-shadow:var(--shadow-card);transition:box-shadow 0.3s,transform 0.3s;overflow:hidden;}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:0.75rem 2rem;border-radius:9999px;font-weight:600;font-size:0.95rem;transition:all 0.25s;border:none;cursor:pointer;gap:0.5rem;}
.btn-primary{background:var(--brand-500);color:#fff;}
.btn-primary:hover{background:var(--brand-600);transform:scale(1.02);box-shadow:0 8px 24px rgba(12,142,231,0.35);}
.btn-accent{background:var(--accent-500);color:#fff;}
.btn-accent:hover{background:var(--accent-600);transform:scale(1.02);box-shadow:0 8px 24px rgba(255,130,13,0.35);}
.btn-outline{border:2px solid var(--brand-500);color:var(--brand-500);background:transparent;}
.btn-outline:hover{background:var(--brand-500);color:#fff;}
.tag{display:inline-block;padding:0.25rem 0.9rem;border-radius:9999px;font-size:0.8rem;font-weight:500;background:#eef2ff;color:var(--brand-600);}
.badge{display:inline-block;padding:0.2rem 0.8rem;border-radius:9999px;font-size:0.75rem;font-weight:600;background:var(--accent-500);color:#fff;}
/* navigation */
.nav-wrap{background:#fff;border-bottom:1px solid #e9edf2;position:sticky;top:0;z-index:100;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:4rem;max-width:1200px;margin:0 auto;padding:0 1.5rem;}
.nav-logo{font-size:1.45rem;font-weight:800;color:var(--brand-700);letter-spacing:-0.02em;}
.nav-logo span{color:var(--accent-500);}
.nav-channels{display:flex;gap:0.25rem;background:#f1f5f9;border-radius:9999px;padding:0.25rem;}
.nav-channels a{display:block;padding:0.5rem 1.2rem;border-radius:9999px;font-size:0.9rem;font-weight:500;color:#334155;transition:all 0.2s;white-space:nowrap;}
.nav-channels a:hover{background:#e2e8f0;color:#0f172a;}
.nav-channels a.active{background:#fff;color:var(--brand-600);box-shadow:0 2px 8px rgba(0,0,0,0.06);font-weight:600;}
.nav-cta .btn{padding:0.5rem 1.4rem;font-size:0.85rem;}
.mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
.mobile-toggle span{display:block;width:26px;height:2.5px;background:#334155;border-radius:4px;transition:0.3s;}
@media(max-width:768px){
    .nav-channels{display:none;position:absolute;top:4rem;left:0;right:0;background:#fff;flex-direction:column;border-radius:0;padding:1rem;box-shadow:0 8px 30px rgba(0,0,0,0.1);gap:0.25rem;border-top:1px solid #e9edf2;}
    .nav-channels.open{display:flex;}
    .nav-channels a{padding:0.75rem 1.2rem;border-radius:0.75rem;}
    .mobile-toggle{display:flex;}
    .nav-cta{display:none;}
}
/* hero */
.hero{position:relative;min-height:85vh;display:flex;align-items:center;background:linear-gradient(135deg,#07284a 0%,#0b3e6d 40%,#01589f 100%);overflow:hidden;}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:0.15;mix-blend-mode:overlay;}
.hero-content{position:relative;z-index:2;max-width:780px;padding:4rem 0;}
.hero h1{font-size:3.2rem;font-weight:800;line-height:1.2;color:#fff;margin-bottom:1.2rem;letter-spacing:-0.02em;}
.hero p{font-size:1.2rem;color:#cbd5e1;margin-bottom:2.2rem;max-width:600px;line-height:1.7;}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;}
@media(max-width:768px){
    .hero h1{font-size:2.2rem;}
    .hero p{font-size:1rem;}
    .hero{min-height:70vh;}
}
/* cards grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.8rem;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.8rem;}
@media(max-width:1024px){.grid-3{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.grid-3,.grid-2{grid-template-columns:1fr;}}
/* feature card */
.feat-card{padding:2rem;text-align:center;}
.feat-icon{width:4rem;height:4rem;border-radius:1rem;display:flex;align-items:center;justify-content:center;margin:0 auto 1.2rem;font-size:1.8rem;color:#fff;background:var(--brand-500);}
.feat-card h3{font-size:1.2rem;font-weight:700;margin-bottom:0.6rem;}
.feat-card p{font-size:0.95rem;color:#64748b;line-height:1.6;}
/* timeline */
.timeline{position:relative;padding-left:2.5rem;}
.timeline::before{content:'';position:absolute;left:0.7rem;top:0;bottom:0;width:3px;background:#e2e8f0;border-radius:4px;}
.tl-item{position:relative;padding-bottom:2.5rem;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{position:absolute;left:-2.15rem;top:0.2rem;width:1.2rem;height:1.2rem;border-radius:50%;background:var(--brand-500);border:3px solid #fff;box-shadow:0 0 0 3px var(--brand-500);}
.tl-time{font-size:0.85rem;font-weight:600;color:var(--brand-600);margin-bottom:0.25rem;}
.tl-title{font-size:1.1rem;font-weight:700;margin-bottom:0.3rem;}
.tl-desc{font-size:0.95rem;color:#475569;}
/* faq */
.faq-item{border-bottom:1px solid #e9edf2;padding:1.25rem 0;}
.faq-q{display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:1.05rem;cursor:pointer;padding:0.5rem 0;}
.faq-q:hover{color:var(--brand-600);}
.faq-a{padding:0.75rem 0 0.5rem;color:#475569;line-height:1.7;display:none;}
.faq-item.open .faq-a{display:block;}
.faq-toggle{font-size:1.3rem;color:#94a3b8;transition:transform 0.3s;}
.faq-item.open .faq-toggle{transform:rotate(180deg);color:var(--brand-500);}
/* footer */
.footer{background:#0b1a2e;color:#cbd5e1;padding:3.5rem 0 2rem;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:2rem;}
.footer h4{color:#fff;font-size:1rem;font-weight:700;margin-bottom:1rem;}
.footer a{display:block;color:#94a3b8;font-size:0.9rem;padding:0.3rem 0;}
.footer a:hover{color:#fff;}
.footer-bottom{border-top:1px solid #1e3a5f;padding-top:1.5rem;text-align:center;font-size:0.85rem;color:#64748b;}
.footer-logo{font-size:1.3rem;font-weight:800;color:#fff;margin-bottom:0.8rem;}
.footer-logo span{color:var(--accent-500);}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:1.5rem;}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr;}}
/* cms list */
.cms-list .cms-item{padding:1.2rem 0;border-bottom:1px solid #f1f5f9;}
.cms-list .cms-item:last-child{border-bottom:none;}
.cms-item .cms-title{font-size:1.1rem;font-weight:600;color:#0f172a;transition:color 0.2s;}
.cms-item .cms-title:hover{color:var(--brand-600);}
.cms-item .cms-meta{display:flex;gap:1rem;font-size:0.85rem;color:#64748b;margin-top:0.3rem;}
.cms-item .cms-excerpt{font-size:0.95rem;color:#475569;margin-top:0.4rem;line-height:1.6;}
.cms-empty{padding:2rem 0;text-align:center;color:#64748b;font-size:1rem;}
/* backpic sections */
.back-section{position:relative;background-size:cover;background-position:center;}
.back-section .overlay{position:absolute;inset:0;background:rgba(7,36,74,0.82);}
.back-section .container{position:relative;z-index:2;}
/* stat */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;text-align:center;}
.stat-num{font-size:2.8rem;font-weight:800;color:#fff;line-height:1.2;}
.stat-label{font-size:0.95rem;color:#cbd5e1;margin-top:0.3rem;}
@media(max-width:768px){.stat-grid{grid-template-columns:repeat(2,1fr);gap:1.2rem;}}
/* breadcrumb */
.breadcrumb{display:flex;flex-wrap:wrap;gap:0.4rem;font-size:0.9rem;color:#64748b;padding:1rem 0;}
.breadcrumb a{color:var(--brand-500);}
.breadcrumb a:hover{text-decoration:underline;}
/* article content */
.article-body{font-size:1.05rem;line-height:1.85;color:#1e293b;}
.article-body h2{font-size:1.6rem;font-weight:700;margin:2rem 0 1rem;color:#0f172a;}
.article-body p{margin-bottom:1.2rem;}
.article-body ul{margin:1rem 0;padding-left:1.5rem;}
.article-body li{margin-bottom:0.5rem;}

/* roulang page: article */
:root {
            --primary: #1e3a5f;
            --primary-light: #2d5a8e;
            --primary-dark: #0f1f33;
            --accent: #e8a838;
            --accent-light: #f0c060;
            --accent-dark: #c68a1e;
            --bg-light: #f8f9fc;
            --bg-dark: #0f1f33;
            --text-dark: #1a2332;
            --text-muted: #6b7a8f;
            --text-light: #f0f4f8;
            --border-light: #e2e8f0;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * { margin:0; padding:0; box-sizing:border-box; }
        body { font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; background: var(--bg-light); color: var(--text-dark); line-height: 1.7; -webkit-font-smoothing: antialiased; }
        img { max-width:100%; height:auto; display:block; border-radius:var(--radius-sm); }
        a { color:inherit; text-decoration:none; transition:var(--transition); }
        .container { width:100%; max-width:1200px; margin:0 auto; padding:0 24px; }
        @media (max-width:640px) { .container { padding:0 16px; } }

        /* header */
        .header { background:#fff; border-bottom:1px solid var(--border-light); position:sticky; top:0; z-index:100; backdrop-filter:blur(12px); background:rgba(255,255,255,0.96); }
        .header-inner { display:flex; align-items:center; justify-content:space-between; height:64px; gap:24px; }
        .logo { font-size:1.5rem; font-weight:800; letter-spacing:-0.5px; color:var(--primary); }
        .logo span { color:var(--accent); }
        .nav-channels { display:flex; gap:4px; overflow-x:auto; scrollbar-width:none; -ms-overflow-style:none; }
        .nav-channels::-webkit-scrollbar { display:none; }
        .nav-channels a { padding:8px 18px; border-radius:999px; font-size:0.9rem; font-weight:500; color:var(--text-muted); white-space:nowrap; transition:var(--transition); }
        .nav-channels a:hover { color:var(--primary); background:rgba(30,58,95,0.06); }
        .nav-channels a.active { color:#fff; background:var(--primary); box-shadow:0 4px 12px rgba(30,58,95,0.25); }
        .nav-toggle { display:none; background:none; border:none; font-size:1.4rem; color:var(--primary); cursor:pointer; padding:4px 8px; border-radius:8px; }
        .nav-toggle:hover { background:rgba(30,58,95,0.06); }
        @media (max-width:768px) {
            .nav-channels { display:none; }
            .nav-toggle { display:block; }
            .nav-channels.open { display:flex; flex-direction:column; position:absolute; top:64px; left:0; right:0; background:#fff; border-bottom:2px solid var(--border-light); padding:12px 16px; gap:6px; box-shadow:var(--shadow-md); border-radius:0 0 var(--radius-md) var(--radius-md); }
            .nav-channels.open a { padding:10px 16px; border-radius:var(--radius-sm); }
        }
        @media (max-width:480px) {
            .logo { font-size:1.25rem; }
        }

        /* hero banner (article) */
        .article-hero { position:relative; min-height:340px; display:flex; align-items:center; background:var(--primary-dark); overflow:hidden; }
        .article-hero-bg { position:absolute; inset:0; background:url('/assets/images/backpic/back-2.png') center/cover no-repeat; opacity:0.25; transform:scale(1.05); }
        .article-hero-overlay { position:absolute; inset:0; background:linear-gradient(135deg, rgba(15,31,51,0.88) 0%, rgba(30,58,95,0.70) 100%); }
        .article-hero-content { position:relative; z-index:2; width:100%; padding:48px 0 40px; }
        .article-hero .breadcrumb { display:flex; align-items:center; gap:8px; font-size:0.85rem; color:rgba(255,255,255,0.6); margin-bottom:20px; flex-wrap:wrap; }
        .article-hero .breadcrumb a { color:rgba(255,255,255,0.7); }
        .article-hero .breadcrumb a:hover { color:#fff; }
        .article-hero .breadcrumb .sep { color:rgba(255,255,255,0.35); }
        .article-hero h1 { font-size:2.4rem; font-weight:800; color:#fff; line-height:1.25; max-width:900px; letter-spacing:-0.5px; margin-bottom:16px; }
        .article-hero .meta { display:flex; flex-wrap:wrap; gap:12px 24px; font-size:0.9rem; color:rgba(255,255,255,0.7); }
        .article-hero .meta span { display:flex; align-items:center; gap:6px; }
        .article-hero .meta i { font-size:0.8rem; }
        .article-hero .category-tag { display:inline-block; padding:4px 14px; border-radius:999px; background:var(--accent); color:var(--primary-dark); font-size:0.8rem; font-weight:600; }
        @media (max-width:768px) {
            .article-hero { min-height:260px; }
            .article-hero h1 { font-size:1.6rem; }
            .article-hero-content { padding:32px 0 28px; }
        }
        @media (max-width:480px) {
            .article-hero h1 { font-size:1.3rem; }
            .article-hero .meta { font-size:0.8rem; gap:8px 16px; }
        }

        /* main content */
        .article-main { padding:48px 0 64px; }
        .article-layout { display:grid; grid-template-columns:1fr 320px; gap:48px; }
        @media (max-width:1024px) { .article-layout { grid-template-columns:1fr; gap:40px; } }
        .article-body { background:#fff; border-radius:var(--radius-md); box-shadow:var(--shadow-sm); padding:40px; border:1px solid var(--border-light); }
        .article-body .content { font-size:1.05rem; line-height:1.9; color:var(--text-dark); }
        .article-body .content p { margin-bottom:1.4em; }
        .article-body .content h2 { font-size:1.6rem; font-weight:700; margin:1.6em 0 0.6em; color:var(--primary); }
        .article-body .content h3 { font-size:1.25rem; font-weight:600; margin:1.4em 0 0.5em; color:var(--primary-light); }
        .article-body .content ul, .article-body .content ol { margin:0 0 1.4em 1.6em; }
        .article-body .content li { margin-bottom:0.4em; }
        .article-body .content img { border-radius:var(--radius-sm); margin:1.6em auto; max-width:100%; }
        .article-body .content blockquote { border-left:4px solid var(--accent); padding:12px 20px; margin:1.4em 0; background:rgba(232,168,56,0.06); border-radius:0 var(--radius-sm) var(--radius-sm) 0; color:var(--text-muted); font-style:italic; }
        .article-body .content a { color:var(--primary-light); border-bottom:1px solid transparent; }
        .article-body .content a:hover { border-bottom-color:var(--primary-light); }
        .article-body .content code { background:#f1f5f9; padding:2px 8px; border-radius:4px; font-size:0.9em; }
        .article-body .content pre { background:#1a2332; color:#e2e8f0; padding:20px; border-radius:var(--radius-sm); overflow-x:auto; margin:1.4em 0; font-size:0.9rem; }
        .article-footer { margin-top:32px; padding-top:24px; border-top:1px solid var(--border-light); display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; }
        .article-footer .tags { display:flex; flex-wrap:wrap; gap:8px; }
        .article-footer .tags a { padding:4px 14px; border-radius:999px; background:rgba(30,58,95,0.06); color:var(--text-muted); font-size:0.8rem; font-weight:500; }
        .article-footer .tags a:hover { background:var(--primary); color:#fff; }
        .article-footer .share { display:flex; gap:10px; }
        .article-footer .share a { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; background:rgba(30,58,95,0.06); color:var(--text-muted); font-size:0.9rem; transition:var(--transition); }
        .article-footer .share a:hover { background:var(--primary); color:#fff; transform:translateY(-2px); }
        @media (max-width:640px) {
            .article-body { padding:24px 16px; }
            .article-body .content { font-size:0.98rem; }
            .article-body .content h2 { font-size:1.3rem; }
        }

        /* sidebar */
        .article-sidebar { display:flex; flex-direction:column; gap:28px; }
        .sidebar-card { background:#fff; border-radius:var(--radius-md); box-shadow:var(--shadow-sm); border:1px solid var(--border-light); padding:28px; }
        .sidebar-card h3 { font-size:1.1rem; font-weight:700; color:var(--primary); margin-bottom:16px; padding-bottom:10px; border-bottom:2px solid var(--accent); display:inline-block; }
        .sidebar-card ul { list-style:none; }
        .sidebar-card ul li { padding:10px 0; border-bottom:1px solid var(--border-light); }
        .sidebar-card ul li:last-child { border-bottom:none; }
        .sidebar-card ul li a { display:flex; align-items:center; gap:12px; font-size:0.92rem; color:var(--text-dark); font-weight:500; }
        .sidebar-card ul li a:hover { color:var(--primary-light); transform:translateX(4px); }
        .sidebar-card ul li a .num { width:26px; height:26px; border-radius:50%; background:rgba(30,58,95,0.08); display:flex; align-items:center; justify-content:center; font-size:0.75rem; font-weight:600; color:var(--text-muted); flex-shrink:0; }
        .sidebar-card .hot-list li a .num { background:rgba(232,168,56,0.15); color:var(--accent-dark); }
        .sidebar-cta { background:linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color:#fff; padding:28px; border:none; }
        .sidebar-cta h3 { color:#fff; border-bottom-color:var(--accent); }
        .sidebar-cta p { font-size:0.9rem; opacity:0.85; margin-bottom:16px; line-height:1.6; }
        .sidebar-cta .btn { display:inline-block; padding:10px 28px; background:var(--accent); color:var(--primary-dark); font-weight:700; border-radius:999px; font-size:0.9rem; transition:var(--transition); }
        .sidebar-cta .btn:hover { background:var(--accent-light); transform:translateY(-2px); box-shadow:0 8px 24px rgba(232,168,56,0.35); }
        @media (max-width:1024px) {
            .article-sidebar { flex-direction:row; flex-wrap:wrap; }
            .sidebar-card { flex:1; min-width:260px; }
        }
        @media (max-width:640px) {
            .sidebar-card { padding:20px; }
        }

        /* not found */
        .not-found { text-align:center; padding:80px 20px; }
        .not-found i { font-size:4rem; color:var(--text-muted); opacity:0.5; margin-bottom:20px; }
        .not-found h2 { font-size:1.8rem; font-weight:700; color:var(--primary); margin-bottom:12px; }
        .not-found p { color:var(--text-muted); margin-bottom:24px; }
        .not-found .btn { display:inline-block; padding:12px 36px; background:var(--primary); color:#fff; border-radius:999px; font-weight:600; font-size:0.95rem; }
        .not-found .btn:hover { background:var(--primary-light); transform:translateY(-2px); box-shadow:var(--shadow-md); }

        /* related posts */
        .related-section { background:#fff; border-radius:var(--radius-md); box-shadow:var(--shadow-sm); border:1px solid var(--border-light); padding:36px 40px; margin-top:40px; }
        .related-section h2 { font-size:1.3rem; font-weight:700; color:var(--primary); margin-bottom:24px; padding-bottom:12px; border-bottom:2px solid var(--accent); display:inline-block; }
        .related-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(220px, 1fr)); gap:20px; }
        .related-card { border-radius:var(--radius-sm); overflow:hidden; border:1px solid var(--border-light); transition:var(--transition); }
        .related-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); }
        .related-card img { width:100%; height:140px; object-fit:cover; }
        .related-card .info { padding:14px 16px; }
        .related-card .info h4 { font-size:0.95rem; font-weight:600; line-height:1.4; margin-bottom:6px; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
        .related-card .info .date { font-size:0.8rem; color:var(--text-muted); }
        @media (max-width:640px) {
            .related-section { padding:24px 16px; }
            .related-grid { grid-template-columns:repeat(auto-fill, minmax(160px, 1fr)); gap:12px; }
        }

        /* footer */
        .footer { background:var(--bg-dark); color:rgba(255,255,255,0.8); padding:56px 0 0; margin-top:48px; }
        .footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; padding-bottom:40px; border-bottom:1px solid rgba(255,255,255,0.08); }
        .footer .footer-logo { font-size:1.5rem; font-weight:800; color:#fff; margin-bottom:12px; }
        .footer .footer-logo span { color:var(--accent); }
        .footer h4 { color:#fff; font-size:0.95rem; font-weight:600; margin-bottom:14px; }
        .footer a { display:block; color:rgba(255,255,255,0.6); font-size:0.88rem; padding:4px 0; transition:var(--transition); }
        .footer a:hover { color:var(--accent); transform:translateX(4px); }
        .footer-bottom { text-align:center; padding:20px 0; font-size:0.82rem; color:rgba(255,255,255,0.35); }
        @media (max-width:768px) {
            .footer-grid { grid-template-columns:1fr 1fr; gap:28px; }
        }
        @media (max-width:480px) {
            .footer-grid { grid-template-columns:1fr; gap:24px; }
            .footer { padding:36px 0 0; }
        }

        /* extra utilities */
        .text-accent { color:var(--accent); }
        .bg-accent { background:var(--accent); }

/* roulang page: category2 */
:root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --secondary: #f59e0b;
            --secondary-hover: #d97706;
            --accent: #3b82f6;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --bg-dark: #0f172a;
            --text-primary: #0f172a;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --text-light: #f1f5f9;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: 1rem;
            border: none;
            outline: none;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            white-space: nowrap;
            background: linear-gradient(135deg, #0f172a, #3b82f6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo span {
            color: var(--secondary);
            -webkit-text-fill-color: var(--secondary);
        }
        .nav-channels {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-channels a {
            padding: 8px 18px;
            border-radius: 9999px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-channels a:hover {
            background: #f1f5f9;
            color: var(--primary);
            border-color: var(--border);
        }
        .nav-channels a.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 2px 12px rgba(15, 23, 42, 0.25);
        }
        .nav-channels a.active:hover {
            background: var(--primary-light);
        }
        .nav-cta-btn {
            background: var(--secondary) !important;
            color: #0f172a !important;
            border-color: var(--secondary) !important;
            font-weight: 600 !important;
        }
        .nav-cta-btn:hover {
            background: var(--secondary-hover) !important;
            border-color: var(--secondary-hover) !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }
        .mobile-toggle {
            display: none;
            background: none;
            font-size: 1.6rem;
            color: var(--primary);
            padding: 4px 8px;
        }
        @media (max-width: 900px) {
            .mobile-toggle {
                display: block;
            }
            .nav-channels {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-card);
                flex-direction: column;
                padding: 16px 24px;
                border-bottom: 2px solid var(--border);
                box-shadow: var(--shadow-lg);
                gap: 8px;
                z-index: 99;
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                text-align: center;
                padding: 12px 18px;
                border-radius: var(--radius-sm);
            }
            .header-inner {
                flex-wrap: wrap;
            }
        }
        @media (max-width: 520px) {
            .logo {
                font-size: 1.25rem;
            }
            .header-inner {
                padding: 10px 0;
            }
        }

        /* ===== Hero / Banner ===== */
        .banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #0f172a 100%);
            overflow: hidden;
            padding: 60px 0;
        }
        .banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.35;
            mix-blend-mode: overlay;
        }
        .banner-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(245, 158, 11, 0.12), transparent 70%);
        }
        .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            padding: 0 24px;
        }
        .banner-badge {
            display: inline-block;
            background: rgba(245, 158, 11, 0.18);
            color: #fbbf24;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 9999px;
            letter-spacing: 0.5px;
            backdrop-filter: blur(4px);
            margin-bottom: 16px;
            border: 1px solid rgba(245, 158, 11, 0.25);
        }
        .banner h1 {
            font-size: clamp(2.2rem, 6vw, 3.6rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }
        .banner h1 em {
            font-style: normal;
            color: var(--secondary);
        }
        .banner p {
            font-size: 1.1rem;
            color: #cbd5e1;
            max-width: 580px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .banner-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            background: var(--secondary);
            color: #0f172a;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: 9999px;
            border: none;
            font-size: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
        }
        .btn-primary:hover {
            background: var(--secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.4);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            font-weight: 500;
            padding: 12px 28px;
            border-radius: 9999px;
            border: 1.5px solid rgba(255, 255, 255, 0.35);
            font-size: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.6);
            transform: translateY(-2px);
        }
        @media (max-width: 640px) {
            .banner {
                min-height: 280px;
                padding: 48px 0;
            }
            .banner p {
                font-size: 0.95rem;
            }
            .btn-primary,
            .btn-outline-light {
                padding: 10px 22px;
                font-size: 0.9rem;
            }
        }

        /* ===== Section Shared ===== */
        section {
            padding: 72px 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .section-title p {
            color: var(--text-secondary);
            max-width: 580px;
            margin: 0 auto;
            font-size: 1.05rem;
        }
        .section-title .label-tag {
            display: inline-block;
            background: #eef2ff;
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 2px 14px;
            border-radius: 9999px;
            margin-bottom: 10px;
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
            border-color: #cbd5e1;
        }
        .card-img {
            width: 100%;
            height: 192px;
            object-fit: cover;
            display: block;
            background: #e2e8f0;
        }
        .card-body {
            padding: 20px 22px 24px;
        }
        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--primary);
        }
        .card-body p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .card-meta {
            display: flex;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .card-meta i {
            margin-right: 4px;
        }
        .card-tag {
            display: inline-block;
            background: #eef2ff;
            color: var(--accent);
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 12px;
            border-radius: 9999px;
            margin-right: 6px;
            margin-bottom: 4px;
        }

        /* ===== Feature Row ===== */
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .feature-row.reverse {
            direction: rtl;
        }
        .feature-row.reverse>* {
            direction: ltr;
        }
        .feature-img {
            border-radius: var(--radius);
            width: 100%;
            height: 320px;
            object-fit: cover;
            box-shadow: var(--shadow);
            background: #e2e8f0;
        }
        .feature-content h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }
        .feature-content p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .feature-list {
            list-style: none;
            padding: 0;
        }
        .feature-list li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 8px 0;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .feature-list li i {
            color: var(--secondary);
            font-size: 1.1rem;
            margin-top: 3px;
            min-width: 20px;
        }
        @media (max-width: 820px) {
            .feature-row {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .feature-row.reverse {
                direction: ltr;
            }
            .feature-img {
                height: 240px;
            }
        }

        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            padding-left: 40px;
            max-width: 720px;
            margin: 0 auto;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 0;
            bottom: 0;
            width: 2.5px;
            background: linear-gradient(to bottom, var(--secondary), var(--accent));
            border-radius: 4px;
        }
        .timeline-item {
            position: relative;
            padding-bottom: 36px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 6px;
            width: 14px;
            height: 14px;
            background: var(--secondary);
            border-radius: 50%;
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--secondary);
        }
        .timeline-item .time {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.3px;
        }
        .timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 2px 0 4px;
            color: var(--primary);
        }
        .timeline-item p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== Stats ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 24px;
            text-align: center;
        }
        .stat-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .stat-item .num {
            font-size: 2.4rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .stat-item .label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 740px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item summary {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #0f172a, #1e293b);
            padding: 72px 0;
            text-align: center;
        }
        .cta-section h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: #94a3b8;
            max-width: 560px;
            margin: 0 auto 28px;
            font-size: 1.05rem;
        }
        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 14px 40px;
        }

        /* ===== Footer ===== */
        .footer {
            background: #0b1120;
            color: #cbd5e1;
            padding: 56px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.3px;
            margin-bottom: 8px;
        }
        .footer-logo span {
            color: var(--secondary);
        }
        .footer h4 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .footer a {
            display: block;
            color: #94a3b8;
            font-size: 0.88rem;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.82rem;
            color: #64748b;
            margin-top: 8px;
        }
        @media (max-width: 820px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .footer a {
                padding: 6px 0;
            }
        }

        /* ===== Misc ===== */
        .bg-soft {
            background: #f1f5f9;
        }
        .gap-4 {
            gap: 16px;
        }
        .mt-8 {
            margin-top: 32px;
        }
        .mb-8 {
            margin-bottom: 32px;
        }
        .text-center {
            text-align: center;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .badge-secondary {
            display: inline-block;
            background: var(--secondary);
            color: #0f172a;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 12px;
            border-radius: 9999px;
        }
        .pill-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #eef2ff;
            color: var(--accent);
            padding: 8px 20px;
            border-radius: 9999px;
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .pill-btn:hover {
            background: #dbeafe;
            border-color: #bfdbfe;
            transform: translateY(-1px);
        }
        @media (max-width: 640px) {
            section {
                padding: 48px 0;
            }
            .section-title {
                margin-bottom: 32px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1e40af;
            --primary-light: #3b82f6;
            --primary-dark: #1e3a8a;
            --accent: #f59e0b;
            --accent-light: #fbbf24;
            --bg-light: #f8fafc;
            --bg-dark: #0f172a;
            --text-dark: #1e293b;
            --text-muted: #64748b;
            --text-light: #f1f5f9;
            --border: #e2e8f0;
            --shadow: 0 4px 24px rgba(0,0,0,0.07);
            --shadow-hover: 0 12px 40px rgba(0,0,0,0.13);
            --radius: 16px;
            --radius-sm: 10px;
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; background: var(--bg-light); color: var(--text-dark); line-height: 1.6; }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        button { cursor: pointer; font-family: inherit; }
        input, textarea { font-family: inherit; }

        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        @media (max-width: 640px) { .container { padding: 0 16px; } }

        /* === HEADER === */
        .site-header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 50; box-shadow: 0 2px 12px rgba(0,0,0,0.04); }
        .header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
        .brand { display: flex; align-items: center; gap: 10px; }
        .brand-logo { font-size: 1.6rem; font-weight: 800; color: var(--primary); letter-spacing: -0.02em; }
        .brand-logo span { color: var(--accent); }
        .nav-channels { display: flex; gap: 4px; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
        .nav-channels::-webkit-scrollbar { display: none; }
        .nav-channels a { padding: 8px 18px; border-radius: 9999px; font-size: 0.9rem; font-weight: 500; color: var(--text-muted); white-space: nowrap; transition: var(--transition); border: 1px solid transparent; }
        .nav-channels a:hover { color: var(--primary); background: #eff6ff; border-color: #bfdbfe; }
        .nav-channels a.active { color: #fff; background: var(--primary); border-color: var(--primary); box-shadow: 0 4px 14px rgba(30,64,175,0.3); }
        .nav-channels a.active:hover { background: var(--primary-dark); }
        .nav-cta { background: var(--accent); color: #1e293b; padding: 8px 22px; border-radius: 9999px; font-weight: 600; font-size: 0.9rem; transition: var(--transition); border: none; white-space: nowrap; }
        .nav-cta:hover { background: var(--accent-light); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(245,158,11,0.35); }
        .mobile-toggle { display: none; font-size: 1.5rem; background: none; border: none; color: var(--text-dark); padding: 4px 8px; }
        @media (max-width: 768px) {
            .nav-channels { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 16px 24px; border-bottom: 1px solid var(--border); box-shadow: 0 12px 32px rgba(0,0,0,0.08); gap: 8px; }
            .nav-channels.open { display: flex; }
            .nav-channels a { padding: 12px 20px; border-radius: var(--radius-sm); }
            .mobile-toggle { display: block; }
            .header-inner { flex-wrap: wrap; }
            .nav-cta { display: none; }
        }

        /* === HERO === */
        .hero { position: relative; min-height: 460px; display: flex; align-items: center; background: url('/assets/images/backpic/back-1.png') center/cover no-repeat; border-radius: 0 0 48px 48px; overflow: hidden; }
        .hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15,23,42,0.82) 0%, rgba(30,64,175,0.55) 100%); }
        .hero-content { position: relative; z-index: 2; padding: 80px 0; max-width: 720px; }
        .hero-tag { display: inline-block; background: rgba(255,255,255,0.15); backdrop-filter: blur(8px); padding: 6px 18px; border-radius: 9999px; font-size: 0.85rem; color: #fff; border: 1px solid rgba(255,255,255,0.2); margin-bottom: 20px; }
        .hero h1 { font-size: 3.2rem; font-weight: 800; color: #fff; line-height: 1.2; letter-spacing: -0.02em; margin-bottom: 20px; }
        .hero p { font-size: 1.15rem; color: rgba(255,255,255,0.85); max-width: 580px; margin-bottom: 32px; line-height: 1.7; }
        .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
        .btn-primary { display: inline-flex; align-items: center; gap: 8px; background: var(--accent); color: #1e293b; padding: 14px 32px; border-radius: 9999px; font-weight: 600; font-size: 1rem; transition: var(--transition); border: none; }
        .btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(245,158,11,0.4); }
        .btn-outline-light { display: inline-flex; align-items: center; gap: 8px; background: transparent; color: #fff; padding: 14px 32px; border-radius: 9999px; font-weight: 600; font-size: 1rem; border: 2px solid rgba(255,255,255,0.4); transition: var(--transition); }
        .btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; transform: translateY(-2px); }
        @media (max-width: 768px) {
            .hero { min-height: 360px; border-radius: 0 0 32px 32px; }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1rem; }
            .hero-content { padding: 60px 0; }
        }
        @media (max-width: 520px) {
            .hero h1 { font-size: 1.8rem; }
            .hero-actions { flex-direction: column; }
            .btn-primary, .btn-outline-light { width: 100%; justify-content: center; }
        }

        /* === SECTION === */
        .section { padding: 80px 0; }
        .section-alt { background: #fff; }
        .section-title { font-size: 2.2rem; font-weight: 700; color: var(--text-dark); margin-bottom: 12px; letter-spacing: -0.01em; }
        .section-sub { font-size: 1.05rem; color: var(--text-muted); max-width: 640px; margin-bottom: 48px; line-height: 1.7; }
        .section-title-center { text-align: center; }
        .section-sub-center { text-align: center; margin-left: auto; margin-right: auto; }
        @media (max-width: 768px) {
            .section { padding: 56px 0; }
            .section-title { font-size: 1.7rem; }
            .section-sub { font-size: 0.95rem; margin-bottom: 32px; }
        }

        /* === CARDS === */
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
        .card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); border: 1px solid var(--border); }
        .card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
        .card-img { width: 100%; height: 200px; object-fit: cover; }
        .card-body { padding: 24px; }
        .card-body h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; color: var(--text-dark); }
        .card-body p { font-size: 0.92rem; color: var(--text-muted); line-height: 1.6; }
        .card-tag { display: inline-block; background: #eff6ff; color: var(--primary); font-size: 0.75rem; font-weight: 600; padding: 4px 12px; border-radius: 9999px; margin-bottom: 12px; }
        .card-price { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin-top: 12px; }
        .card-price small { font-size: 0.8rem; font-weight: 400; color: var(--text-muted); }
        @media (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .grid-3 { grid-template-columns: repeat(2, 1fr); gap: 20px; }
            .grid-2 { grid-template-columns: 1fr; }
        }
        @media (max-width: 520px) {
            .grid-3 { grid-template-columns: 1fr; }
            .grid-4 { grid-template-columns: 1fr; }
        }

        /* === TIMELINE === */
        .timeline { position: relative; padding-left: 40px; }
        .timeline::before { content: ''; position: absolute; left: 14px; top: 8px; bottom: 8px; width: 3px; background: linear-gradient(to bottom, var(--primary-light), var(--accent)); border-radius: 6px; }
        .timeline-item { position: relative; margin-bottom: 36px; padding-left: 28px; }
        .timeline-item::before { content: ''; position: absolute; left: -30px; top: 6px; width: 16px; height: 16px; background: var(--primary); border-radius: 50%; border: 4px solid #fff; box-shadow: 0 0 0 3px var(--primary-light); }
        .timeline-date { font-size: 0.85rem; color: var(--primary); font-weight: 600; margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
        .timeline-date i { color: var(--accent); }
        .timeline-title { font-size: 1.15rem; font-weight: 600; color: var(--text-dark); margin-bottom: 6px; }
        .timeline-desc { font-size: 0.92rem; color: var(--text-muted); line-height: 1.6; }
        .timeline-badge { display: inline-block; background: #dcfce7; color: #166534; font-size: 0.7rem; font-weight: 600; padding: 2px 12px; border-radius: 9999px; margin-left: 10px; }
        @media (max-width: 520px) {
            .timeline { padding-left: 28px; }
            .timeline-item { padding-left: 20px; }
            .timeline-item::before { left: -22px; width: 12px; height: 12px; }
            .timeline::before { left: 10px; }
        }

        /* === STEPS === */
        .steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
        .step-card { text-align: center; padding: 32px 20px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); transition: var(--transition); position: relative; }
        .step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .step-number { width: 52px; height: 52px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; font-weight: 700; margin: 0 auto 16px; position: relative; }
        .step-number::after { content: ''; position: absolute; top: 50%; left: calc(100% + 12px); width: calc(100% + 24px); height: 2px; background: #e2e8f0; display: none; }
        .steps-grid .step-card:not(:last-child) .step-number::after { display: block; }
        .step-card h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; color: var(--text-dark); }
        .step-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }
        @media (max-width: 768px) {
            .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .steps-grid .step-card:nth-child(2) .step-number::after { display: none; }
        }
        @media (max-width: 520px) {
            .steps-grid { grid-template-columns: 1fr; }
        }

        /* === FAQ === */
        .faq-list { max-width: 820px; margin: 0 auto; }
        .faq-item { background: #fff; border-radius: var(--radius-sm); border: 1px solid var(--border); margin-bottom: 12px; overflow: hidden; transition: var(--transition); }
        .faq-item:hover { border-color: #bfdbfe; }
        .faq-question { padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; font-weight: 600; font-size: 1rem; color: var(--text-dark); cursor: pointer; background: none; border: none; width: 100%; text-align: left; transition: var(--transition); }
        .faq-question i { color: var(--primary); transition: var(--transition); font-size: 0.9rem; }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer { padding: 0 24px 20px; font-size: 0.92rem; color: var(--text-muted); line-height: 1.7; display: none; }
        .faq-item.active .faq-answer { display: block; }

        /* === CTA === */
        .cta-section { background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%); border-radius: 32px; padding: 64px 48px; text-align: center; position: relative; overflow: hidden; }
        .cta-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center/cover no-repeat; opacity: 0.08; }
        .cta-section h2 { font-size: 2.2rem; font-weight: 700; color: #fff; margin-bottom: 16px; position: relative; }
        .cta-section p { font-size: 1.05rem; color: rgba(255,255,255,0.8); max-width: 560px; margin: 0 auto 32px; position: relative; }
        .cta-section .btn-primary { font-size: 1.1rem; padding: 16px 40px; }
        @media (max-width: 768px) {
            .cta-section { padding: 40px 24px; border-radius: 24px; }
            .cta-section h2 { font-size: 1.6rem; }
        }

        /* === FOOTER === */
        .footer { background: var(--bg-dark); color: #cbd5e1; padding: 60px 0 0; margin-top: 80px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08); }
        .footer-logo { font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
        .footer-logo span { color: var(--accent); }
        .footer h4 { font-size: 0.95rem; font-weight: 600; color: #fff; margin-bottom: 16px; }
        .footer a { display: block; font-size: 0.88rem; color: #94a3b8; margin-bottom: 10px; transition: var(--transition); }
        .footer a:hover { color: var(--accent-light); padding-left: 4px; }
        .footer-bottom { padding: 24px 0; text-align: center; font-size: 0.85rem; color: #64748b; }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; }
        }

        /* === MISC === */
        .badge { display: inline-block; background: #eff6ff; color: var(--primary); font-size: 0.75rem; font-weight: 600; padding: 4px 14px; border-radius: 9999px; }
        .badge-accent { background: #fef3c7; color: #b45309; }
        .badge-green { background: #dcfce7; color: #166534; }
        .text-accent { color: var(--accent); }
        .text-primary { color: var(--primary); }
        .mt-2 { margin-top: 8px; }
        .mt-4 { margin-top: 16px; }
        .mb-2 { margin-bottom: 8px; }
        .mb-4 { margin-bottom: 16px; }
        .gap-2 { gap: 8px; }
        .gap-4 { gap: 16px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .flex-wrap { flex-wrap: wrap; }

        /* Stats */
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
        .stat-card { background: #fff; border-radius: var(--radius); padding: 28px 20px; text-align: center; box-shadow: var(--shadow); border: 1px solid var(--border); }
        .stat-number { font-size: 2.2rem; font-weight: 800; color: var(--primary); line-height: 1.2; }
        .stat-label { font-size: 0.9rem; color: var(--text-muted); margin-top: 6px; }
        @media (max-width: 768px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 520px) {
            .stats-grid { grid-template-columns: 1fr 1fr; }
        }

        /* Feature list */
        .feature-list { list-style: none; padding: 0; }
        .feature-list li { padding: 10px 0; display: flex; align-items: center; gap: 12px; font-size: 0.95rem; color: var(--text-dark); border-bottom: 1px solid var(--border); }
        .feature-list li:last-child { border-bottom: none; }
        .feature-list li i { color: var(--accent); width: 20px; text-align: center; }

        /* Responsive text */
        @media (max-width: 520px) {
            .stat-number { font-size: 1.6rem; }
        }

        /* Data card (ticket style) */
        .ticket-card { display: flex; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border); transition: var(--transition); }
        .ticket-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .ticket-left { background: var(--primary); color: #fff; padding: 24px 20px; display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 100px; text-align: center; }
        .ticket-left .date { font-size: 1.8rem; font-weight: 800; line-height: 1.1; }
        .ticket-left .month { font-size: 0.85rem; opacity: 0.85; }
        .ticket-body { padding: 20px 24px; flex: 1; display: flex; flex-direction: column; justify-content: center; }
        .ticket-body h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 6px; color: var(--text-dark); }
        .ticket-body p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.5; }
        .ticket-body .meta { display: flex; gap: 16px; margin-top: 10px; font-size: 0.8rem; color: var(--text-muted); }
        .ticket-body .meta i { width: 16px; color: var(--primary); }
        .ticket-action { display: flex; align-items: center; padding: 0 24px; }
        .ticket-action .btn-sm { background: var(--accent); color: #1e293b; padding: 10px 24px; border-radius: 9999px; font-weight: 600; font-size: 0.85rem; transition: var(--transition); border: none; white-space: nowrap; }
        .ticket-action .btn-sm:hover { background: var(--accent-light); transform: translateY(-1px); }
        @media (max-width: 768px) {
            .ticket-card { flex-direction: column; }
            .ticket-left { flex-direction: row; gap: 12px; min-width: auto; padding: 16px 20px; }
            .ticket-left .date { font-size: 1.4rem; }
            .ticket-action { padding: 0 20px 20px; }
        }

/* roulang page: category3 */
:root {
            --brand-primary: #2563eb;
            --brand-secondary: #f97316;
            --brand-dark: #1e40af;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --text-primary: #0f172a;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --border-light: #e2e8f0;
            --radius-card: 1rem;
            --radius-btn: 0.75rem;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.10);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        /* 导航杂志频道样式 */
        .header-top {
            background: #ffffff;
            border-bottom: 1px solid var(--border-light);
            padding: 0.6rem 0;
        }
        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1.5rem;
        }
        .logo-text {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--brand-primary);
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--brand-secondary);
            font-weight: 700;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
        }
        .header-actions .search-box {
            display: flex;
            align-items: center;
            background: #f1f5f9;
            border-radius: 2rem;
            padding: 0.35rem 0.5rem 0.35rem 1rem;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .header-actions .search-box:focus-within {
            border-color: var(--brand-primary);
            background: #ffffff;
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }
        .header-actions .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.85rem;
            color: var(--text-primary);
            width: 140px;
        }
        .header-actions .search-box input::placeholder {
            color: var(--text-muted);
        }
        .header-actions .search-box button {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: 2rem;
            padding: 0.3rem 0.8rem;
            font-size: 0.75rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .header-actions .search-box button:hover {
            background: var(--brand-dark);
        }
        .header-actions .btn-ticket {
            background: var(--brand-secondary);
            color: #fff;
            border: none;
            border-radius: 2rem;
            padding: 0.45rem 1.2rem;
            font-size: 0.8rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .header-actions .btn-ticket:hover {
            background: #ea580c;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
        }
        .nav-channels {
            background: #ffffff;
            border-bottom: 2px solid #f1f5f9;
            padding: 0.4rem 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channels .container {
            display: flex;
            gap: 0.25rem;
            align-items: center;
            flex-wrap: nowrap;
        }
        .nav-channels a {
            display: inline-block;
            padding: 0.5rem 1.2rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 2rem;
            transition: var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .nav-channels a:hover {
            color: var(--brand-primary);
            background: #eff6ff;
            border-color: #bfdbfe;
        }
        .nav-channels a.active {
            color: #ffffff;
            background: var(--brand-primary);
            border-color: var(--brand-primary);
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
        }
        /* 汉堡菜单 */
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            cursor: pointer;
            padding: 0.25rem;
        }
        .mobile-menu {
            display: none;
            background: #ffffff;
            border-bottom: 2px solid #f1f5f9;
            padding: 0.75rem 1.5rem;
            flex-direction: column;
            gap: 0.4rem;
        }
        .mobile-menu a {
            display: block;
            padding: 0.6rem 1rem;
            border-radius: 0.75rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .mobile-menu a:hover {
            background: #eff6ff;
            color: var(--brand-primary);
        }
        .mobile-menu a.active {
            background: var(--brand-primary);
            color: #fff;
        }
        /* Hero */
        .hero-ticket {
            position: relative;
            min-height: 60vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
            overflow: hidden;
        }
        .hero-ticket::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.20;
            mix-blend-mode: overlay;
        }
        .hero-ticket .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
        }
        .hero-ticket .container {
            position: relative;
            z-index: 2;
            padding: 4rem 1.5rem;
        }
        .hero-ticket h1 {
            font-size: clamp(2.2rem, 6vw, 3.8rem);
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }
        .hero-ticket h1 span {
            color: #fb923c;
        }
        .hero-ticket p {
            font-size: clamp(1rem, 2vw, 1.2rem);
            color: #cbd5e1;
            max-width: 640px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }
        .hero-ticket .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            justify-content: center;
            margin-bottom: 2rem;
        }
        .hero-ticket .hero-badges span {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 255, 255, 0.10);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 0.4rem 1rem;
            border-radius: 2rem;
            font-size: 0.8rem;
            color: #e2e8f0;
        }
        .hero-ticket .hero-badges span i {
            color: #fb923c;
        }
        .hero-ticket .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }
        .hero-ticket .btn-group .btn-primary {
            background: var(--brand-secondary);
            color: #fff;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 2rem;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 8px 24px rgba(249, 115, 22, 0.35);
        }
        .hero-ticket .btn-group .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(249, 115, 22, 0.45);
            background: #ea580c;
        }
        .hero-ticket .btn-group .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.3);
            padding: 0.8rem 2.2rem;
            border-radius: 2rem;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .hero-ticket .btn-group .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }
        /* 板块通用 */
        .section {
            padding: 4.5rem 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-title h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.01em;
            margin-bottom: 0.6rem;
        }
        .section-title p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
        }
        .section-title .divider {
            width: 60px;
            height: 4px;
            background: var(--brand-secondary);
            border-radius: 4px;
            margin: 0.8rem auto 1rem;
        }
        .bg-alt {
            background: #f1f5f9;
        }
        .bg-white {
            background: #ffffff;
        }
        /* 卡片网格 */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.8rem;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid rgba(0, 0, 0, 0.04);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .card .card-body {
            padding: 1.5rem;
        }
        .card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .card .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0.8rem;
        }
        .card .card-body .badge {
            display: inline-block;
            background: #eff6ff;
            color: var(--brand-primary);
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.2rem 0.7rem;
            border-radius: 1rem;
            margin-right: 0.4rem;
        }
        .card .card-body .badge.accent {
            background: #fff7ed;
            color: var(--brand-secondary);
        }
        .card .card-footer {
            padding: 0 1.5rem 1.2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .card .card-footer .price {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--brand-secondary);
        }
        .card .card-footer .price small {
            font-size: 0.7rem;
            font-weight: 400;
            color: var(--text-muted);
        }
        .card .card-footer .btn-sm {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            padding: 0.4rem 1.2rem;
            border-radius: 2rem;
            font-size: 0.8rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .card .card-footer .btn-sm:hover {
            background: var(--brand-dark);
            transform: scale(1.03);
        }
        /* 权益卡片特殊 */
        .benefit-card {
            text-align: center;
            padding: 2.5rem 1.8rem;
            border-radius: var(--radius-card);
            background: var(--bg-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(0, 0, 0, 0.04);
            transition: var(--transition);
        }
        .benefit-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .benefit-card .icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #eff6ff;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.2rem;
            font-size: 1.6rem;
            color: var(--brand-primary);
            transition: var(--transition);
        }
        .benefit-card:hover .icon {
            background: var(--brand-primary);
            color: #fff;
        }
        .benefit-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .benefit-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        /* 流程时间线 */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            max-width: 720px;
            margin: 0 auto;
        }
        .timeline-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            background: var(--bg-card);
            padding: 1.2rem 1.5rem;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border-left: 4px solid var(--brand-primary);
            transition: var(--transition);
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
        }
        .timeline-item .step {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
        }
        .timeline-item .step.accent {
            background: var(--brand-secondary);
        }
        .timeline-item .content h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.2rem;
        }
        .timeline-item .content p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin: 0;
        }
        /* FAQ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: 0.75rem;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(0, 0, 0, 0.04);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item summary {
            padding: 1.2rem 1.5rem;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            list-style: none;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.7rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: var(--brand-primary);
        }
        .faq-item summary:hover {
            background: #f8fafc;
        }
        .faq-item .faq-answer {
            padding: 0 1.5rem 1.2rem;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #1e3a8a, #0f172a);
            padding: 4rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 0.8rem;
        }
        .cta-section p {
            color: #cbd5e1;
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 2rem;
        }
        .cta-section .btn-cta {
            background: var(--brand-secondary);
            color: #fff;
            border: none;
            padding: 0.9rem 2.8rem;
            border-radius: 2rem;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            box-shadow: 0 8px 28px rgba(249, 115, 22, 0.35);
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(249, 115, 22, 0.45);
            background: #ea580c;
        }
        /* 页脚 */
        .footer {
            background: #0f172a;
            color: #e2e8f0;
            padding: 3.5rem 0 1.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 0.6rem;
        }
        .footer-logo span {
            color: #fb923c;
        }
        .footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .footer a {
            display: block;
            font-size: 0.85rem;
            color: #94a3b8;
            margin-bottom: 0.5rem;
            transition: var(--transition);
        }
        .footer a:hover {
            color: #fb923c;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: #64748b;
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-channels .container {
                display: none;
            }
            .mobile-menu.active {
                display: flex;
            }
            .header-actions .search-box input {
                width: 100px;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .section {
                padding: 3rem 0;
            }
            .hero-ticket {
                min-height: 50vh;
            }
            .hero-ticket h1 {
                font-size: 2rem;
            }
            .timeline-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.6rem;
            }
        }
        @media (max-width: 520px) {
            .header-top .container {
                flex-direction: column;
                align-items: stretch;
                gap: 0.4rem;
            }
            .header-actions {
                justify-content: space-between;
            }
            .header-actions .search-box input {
                width: 80px;
            }
            .hero-ticket .btn-group {
                flex-direction: column;
                align-items: center;
            }
            .card .card-img {
                height: 160px;
            }
        }
        /* 辅助 */
        .text-brand {
            color: var(--brand-primary);
        }
        .text-accent {
            color: var(--brand-secondary);
        }
        .gap-1 {
            gap: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .text-center {
            text-align: center;
        }