/* roulang page: index */
:root {
  --primary: #1A0A2E;
  --primary-dark: #0B0716;
  --secondary: #0F1B3D;
  --accent-cyan: #00E5FF;
  --accent-gold: #FFD700;
  --bg-dark: #0B0716;
  --bg-card: #1E1535;
  --bg-card-hover: #251A42;
  --bg-input: #2A1F45;
  --text-light: #E8E6F0;
  --text-muted: #C8C5D6;
  --text-dim: #9895A8;
  --text-body: #1A1A2E;
  --border-cyan: rgba(0,229,255,0.15);
  --border-card: rgba(0,229,255,0.12);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-btn: 0 4px 20px rgba(255,215,0,0.4);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --font-stack: "PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --container-max: 1200px;
  --header-h: 64px;
  --transition: 0.3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-stack);background:var(--bg-dark);color:var(--text-light);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent-cyan);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--accent-gold)}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none;border:none}
.container{max-width:var(--container-max);margin:0 auto;padding:0 20px}
@media(max-width:768px){.container{padding:0 16px}}
/* Header / Nav */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--header-h);background:rgba(11,7,22,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-cyan)}
.nav{display:flex;align-items:center;justify-content:space-between;height:100%;max-width:var(--container-max);margin:0 auto;padding:0 20px}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;color:var(--accent-cyan);white-space:nowrap}
.nav-logo svg{flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{font-size:14px;color:var(--text-muted);transition:color var(--transition);padding:6px 0;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--accent-gold)}
.nav-links a.active::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--accent-gold);border-radius:2px}
.nav-right{display:flex;align-items:center;gap:16px}
.nav-search{background:var(--bg-input);border:1px solid var(--border-cyan);border-radius:20px;padding:6px 16px;color:var(--text-light);font-size:13px;width:160px;transition:border var(--transition)}
.nav-search::placeholder{color:var(--text-dim)}
.nav-search:focus{border-color:var(--accent-cyan)}
.nav-login{font-size:14px;color:var(--text-muted);transition:color var(--transition)}
.nav-login:hover{color:var(--accent-gold)}
.btn-nav-cta{background:var(--accent-gold);color:var(--primary);font-size:13px;font-weight:600;padding:8px 20px;border-radius:var(--radius-sm);transition:all var(--transition)}
.btn-nav-cta:hover{background:#ffea4a;box-shadow:var(--shadow-btn);color:var(--primary)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;padding:4px}
.hamburger span{width:24px;height:2px;background:var(--text-light);border-radius:2px;transition:var(--transition)}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:var(--header-h);left:0;right:0;background:rgba(11,7,22,0.98);flex-direction:column;padding:20px 24px;gap:16px;border-bottom:1px solid var(--border-cyan)}
  .nav-links.open{display:flex}
  .nav-search{width:120px}
  .hamburger{display:flex}
  .nav-right .btn-nav-cta{font-size:12px;padding:6px 14px}
}
/* Hero */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;background:linear-gradient(135deg,rgba(11,7,22,0.85),rgba(15,27,61,0.7)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;padding:120px 0 80px;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(26,10,46,0.4),rgba(11,7,22,0.2));pointer-events:none}
.hero .container{position:relative;z-index:2;text-align:center;max-width:860px}
.hero h1{font-size:48px;line-height:56px;font-weight:700;letter-spacing:-0.5px;color:#fff;margin-bottom:20px}
.hero-sub{font-size:20px;line-height:28px;font-weight:300;color:var(--text-muted);margin-bottom:36px;max-width:700px;margin-left:auto;margin-right:auto}
.hero-cta{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}
.btn-primary{background:var(--accent-gold);color:var(--primary);font-size:18px;font-weight:600;padding:14px 40px;border-radius:var(--radius-sm);transition:all var(--transition);display:inline-block}
.btn-primary:hover{background:#ffea4a;box-shadow:var(--shadow-btn);color:var(--primary);transform:translateY(-2px)}
.btn-secondary{background:transparent;border:2px solid var(--accent-cyan);color:var(--accent-cyan);font-size:16px;font-weight:500;padding:12px 32px;border-radius:var(--radius-sm);transition:all var(--transition);display:inline-block}
.btn-secondary:hover{background:rgba(0,229,255,0.1);color:var(--accent-cyan);transform:translateY(-2px)}
.hero-meta{font-size:14px;color:var(--text-dim);margin-top:20px}
.hero-meta a{color:var(--accent-cyan);transition:color var(--transition)}
.hero-meta a:hover{color:var(--accent-gold)}
@media(max-width:768px){
  .hero{min-height:70vh;padding:100px 0 60px}
  .hero h1{font-size:32px;line-height:40px}
  .hero-sub{font-size:16px;line-height:24px}
  .btn-primary{font-size:16px;padding:12px 28px}
}
/* Section common */
.section{padding:80px 0}
.section-dark{background:var(--primary-dark)}
.section-alt{background:rgba(30,21,53,0.3)}
.section-title{font-size:32px;line-height:40px;font-weight:600;text-align:center;margin-bottom:12px;color:#fff}
.section-sub{font-size:16px;color:var(--text-muted);text-align:center;max-width:600px;margin:0 auto 48px}
@media(max-width:768px){
  .section{padding:48px 0}
  .section-title{font-size:24px;line-height:30px}
  .section-sub{margin-bottom:32px}
}
/* Timeline */
.timeline-grid{display:flex;justify-content:space-between;gap:24px;position:relative;padding:20px 0}
.timeline-grid::before{content:'';position:absolute;top:40px;left:60px;right:60px;height:2px;background:rgba(0,229,255,0.2);z-index:0}
.timeline-step{flex:1;text-align:center;position:relative;z-index:1;background:var(--bg-card);border-radius:var(--radius-md);padding:32px 16px 24px;border:1px solid var(--border-card);transition:transform var(--transition),box-shadow var(--transition)}
.timeline-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-card)}
.timeline-icon{width:56px;height:56px;border-radius:50%;background:var(--accent-gold);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin:0 auto 16px;position:relative;z-index:2}
.timeline-step h3{font-size:18px;font-weight:600;margin-bottom:8px;color:#fff}
.timeline-step p{font-size:14px;color:var(--text-dim);line-height:1.5}
@media(max-width:768px){
  .timeline-grid{flex-direction:column;gap:16px;padding:0}
  .timeline-grid::before{display:none}
  .timeline-step{display:flex;align-items:center;gap:16px;text-align:left;padding:16px 20px}
  .timeline-icon{width:44px;height:44px;font-size:18px;margin:0;flex-shrink:0}
  .timeline-step h3{margin-bottom:4px;font-size:16px}
  .timeline-step p{font-size:13px}
}
/* Benefit cards */
.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.benefit-card{background:var(--bg-card);border-radius:var(--radius-md);padding:32px 20px 28px;border:1px solid var(--border-card);transition:transform var(--transition),box-shadow var(--transition);text-align:center}
.benefit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card)}
.benefit-icon{width:64px;height:64px;border-radius:50%;background:rgba(0,229,255,0.1);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:30px}
.benefit-card h3{font-size:18px;font-weight:600;margin-bottom:8px;color:#fff}
.benefit-card p{font-size:14px;color:var(--text-dim);line-height:1.6}
@media(max-width:992px){.benefit-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:576px){.benefit-grid{grid-template-columns:1fr}}
/* Comparison table */
.compare-wrap{overflow-x:auto}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;border-radius:var(--radius-md);overflow:hidden;background:var(--bg-card);border:1px solid var(--border-card)}
.compare-table th,.compare-table td{padding:16px 20px;text-align:center;font-size:14px;border-bottom:1px solid rgba(0,229,255,0.06)}
.compare-table th{background:rgba(0,229,255,0.08);color:var(--accent-cyan);font-weight:600;font-size:15px}
.compare-table td{color:var(--text-muted)}
.compare-table tr:last-child td{border-bottom:none}
.compare-table .highlight{background:rgba(255,215,0,0.08);color:var(--accent-gold);font-weight:500}
.compare-cta{text-align:center;margin-top:32px}
.compare-cta .btn-primary{font-size:16px;padding:12px 36px}
@media(max-width:576px){
  .compare-table th,.compare-table td{padding:12px 12px;font-size:13px}
}
/* CTA block */
.cta-block{background:linear-gradient(135deg,var(--bg-card),var(--secondary));border-radius:var(--radius-lg);padding:56px 48px;text-align:center;border:1px solid var(--border-card)}
.cta-block h2{font-size:28px;font-weight:600;margin-bottom:12px;color:#fff}
.cta-block p{font-size:16px;color:var(--text-muted);margin-bottom:28px;max-width:560px;margin-left:auto;margin-right:auto}
.cta-form{display:flex;gap:12px;max-width:480px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.cta-form input{flex:1;min-width:200px;background:var(--bg-input);border:1px solid var(--border-cyan);border-radius:var(--radius-sm);padding:14px 18px;color:var(--text-light);font-size:15px;transition:border var(--transition)}
.cta-form input:focus{border-color:var(--accent-cyan)}
.cta-form input::placeholder{color:var(--text-dim)}
.cta-form .btn-primary{font-size:16px;padding:14px 32px;white-space:nowrap}
@media(max-width:768px){
  .cta-block{padding:36px 24px}
  .cta-block h2{font-size:22px}
  .cta-form input{min-width:100%}
}
/* CMS list / News */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{background:var(--bg-card);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border-card);transition:transform var(--transition),box-shadow var(--transition);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card)}
.news-card-img{width:100%;height:180px;object-fit:cover;display:block}
.news-card-body{padding:20px 20px 24px;flex:1;display:flex;flex-direction:column}
.news-card-tags{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.news-tag{background:rgba(0,229,255,0.12);color:var(--accent-cyan);font-size:12px;padding:3px 12px;border-radius:20px;font-weight:500}
.news-date{font-size:12px;color:var(--text-dim);margin-left:auto}
.news-card h3{font-size:18px;font-weight:600;margin-bottom:8px;color:#fff;line-height:1.4}
.news-card p{font-size:14px;color:var(--text-dim);line-height:1.6;margin-bottom:12px;flex:1}
.news-link{font-size:14px;color:var(--accent-cyan);font-weight:500;transition:color var(--transition);align-self:flex-start}
.news-link:hover{color:var(--accent-gold)}
.news-empty{text-align:center;padding:48px 20px;color:var(--text-dim);font-size:16px;grid-column:1/-1}
.news-empty svg{margin-bottom:12px;opacity:0.5}
@media(max-width:768px){.news-grid{grid-template-columns:1fr}}
/* FAQ */
.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border-card);overflow:hidden;transition:border var(--transition)}
.faq-item:hover{border-color:rgba(0,229,255,0.25)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;padding:18px 24px;background:none;color:var(--text-light);font-size:16px;font-weight:500;cursor:pointer;text-align:left;transition:background var(--transition)}
.faq-q:hover{background:rgba(0,229,255,0.04)}
.faq-q .icon{font-size:20px;color:var(--accent-gold);transition:transform 0.3s;flex-shrink:0;margin-left:16px}
.faq-item.open .faq-q .icon{transform:rotate(45deg)}
.faq-a{padding:0 24px 18px;font-size:15px;color:var(--text-dim);line-height:1.7;display:none}
.faq-item.open .faq-a{display:block}
@media(max-width:576px){
  .faq-q{padding:14px 16px;font-size:15px}
  .faq-a{padding:0 16px 14px;font-size:14px}
}
/* Footer */
.footer{background:#05020A;padding:48px 0 24px;border-top:1px solid var(--border-cyan)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:32px}
.footer-brand .nav-logo{margin-bottom:12px}
.footer-brand p{font-size:14px;color:var(--text-dim);line-height:1.7;max-width:320px}
.footer-col h4{font-size:15px;font-weight:600;color:var(--text-light);margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:var(--text-dim);padding:4px 0;transition:color var(--transition)}
.footer-col a:hover{color:var(--accent-gold)}
.footer-bottom{border-top:1px solid rgba(0,229,255,0.06);padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:13px;color:var(--text-dim)}
.footer-socials{display:flex;gap:12px}
.footer-socials a{width:36px;height:36px;border-radius:50%;background:var(--bg-card);display:flex;align-items:center;justify-content:center;color:var(--text-dim);transition:all var(--transition);font-size:16px}
.footer-socials a:hover{background:var(--accent-gold);color:var(--primary)}
@media(max-width:768px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media(max-width:576px){
  .footer-grid{grid-template-columns:1fr}
}
/* Utilities */
.text-center{text-align:center}
.mt-12{margin-top:12px}
.mt-24{margin-top:24px}
.mb-24{margin-bottom:24px}
/* Animations */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.animate-fade{animation:fadeInUp 0.6s ease forwards}
.hero h1{animation:fadeInUp 0.6s ease 0.1s both}
.hero-sub{animation:fadeInUp 0.6s ease 0.25s both}
.hero-cta{animation:fadeInUp 0.6s ease 0.4s both}
.hero-meta{animation:fadeInUp 0.6s ease 0.55s both}
.section{opacity:0;transform:translateY(20px);transition:opacity 0.8s ease,transform 0.8s ease}
.section.visible{opacity:1;transform:translateY(0)}

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1A0A2E;
            --primary-light: #2A1A4E;
            --secondary: #0F1B3D;
            --accent-cyan: #00E5FF;
            --accent-gold: #FFD700;
            --accent-gold-hover: #FFE44D;
            --bg-dark: #0B0716;
            --bg-card: #1E1535;
            --bg-card-hover: #2A1F45;
            --bg-input: #2A1F45;
            --text-white: #FFFFFF;
            --text-light: #E8E6F0;
            --text-muted: #C8C5D6;
            --text-dim: #9A95B0;
            --border-soft: rgba(0, 229, 255, 0.15);
            --border-input: rgba(0, 229, 255, 0.2);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-btn: 0 4px 20px rgba(255, 215, 0, 0.3);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --transition: 0.3s ease;
            --max-width: 1200px;
            --header-h: 64px;
        }

        /* ===== Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-light);
            background: var(--bg-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--accent-gold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 头部 & 导航 ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(11, 7, 22, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-soft);
            height: var(--header-h);
        }
        .nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-cyan);
            letter-spacing: -0.3px;
            white-space: nowrap;
            transition: opacity var(--transition);
        }
        .nav-logo:hover {
            opacity: 0.85;
            color: var(--accent-cyan);
        }
        .nav-logo svg {
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0 20px;
        }
        .nav-links a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: all var(--transition);
            transform: translateX(-50%);
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }
        .nav-search {
            background: var(--bg-input);
            border: 1px solid var(--border-input);
            border-radius: 20px;
            padding: 8px 18px;
            font-size: 13px;
            color: var(--text-light);
            width: 160px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .nav-search::placeholder {
            color: var(--text-dim);
        }
        .nav-search:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
        }

        .nav-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .nav-login:hover {
            color: var(--accent-gold);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-gold);
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            padding: 8px 22px;
            border-radius: var(--radius-sm);
            transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: var(--accent-gold-hover);
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
            color: var(--primary);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 36px;
            height: 36px;
            background: transparent;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            cursor: pointer;
            gap: 4px;
            padding: 6px;
        }
        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-light);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(4px, 4px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(4px, -4px);
        }

        @media (max-width: 992px) {
            .nav-links {
                gap: 18px;
                margin: 0 12px;
            }
            .nav-search {
                width: 120px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(11, 7, 22, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 16px;
                transform: translateY(-120%);
                opacity: 0;
                transition: all 0.4s ease;
                border-bottom: 1px solid var(--border-soft);
                margin: 0;
                z-index: 999;
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-links a {
                font-size: 16px;
                padding: 8px 0;
            }
            .nav-search {
                width: 100px;
                padding: 6px 14px;
                font-size: 12px;
            }
            .btn-nav-cta {
                padding: 6px 16px;
                font-size: 13px;
            }
            .hamburger {
                display: flex;
            }
            .nav-login {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .nav {
                padding: 0 12px;
            }
            .nav-logo {
                font-size: 16px;
                gap: 6px;
            }
            .nav-logo svg {
                width: 22px;
                height: 22px;
            }
            .nav-search {
                width: 80px;
                padding: 4px 10px;
                font-size: 11px;
            }
            .btn-nav-cta {
                padding: 5px 12px;
                font-size: 12px;
            }
        }

        /* ===== 文章页专属样式 ===== */
        .article-wrapper {
            padding-top: calc(var(--header-h) + 32px);
            padding-bottom: 64px;
            min-height: 100vh;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-dim);
            margin-bottom: 24px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-soft);
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb span {
            color: var(--text-dim);
        }
        .breadcrumb .current {
            color: var(--accent-cyan);
            font-weight: 500;
        }

        /* 文章主体 */
        .article-main {
            max-width: 760px;
            margin: 0 auto;
        }
        .article-header {
            margin-bottom: 40px;
        }
        .article-header h1 {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 14px;
            color: var(--text-dim);
        }
        .article-meta .category-tag {
            display: inline-block;
            background: rgba(0, 229, 255, 0.12);
            color: var(--accent-cyan);
            padding: 2px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
        }
        .article-meta .date {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* 正文区 */
        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-light);
        }
        .article-content h2 {
            font-size: 28px;
            font-weight: 600;
            color: var(--text-white);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--border-soft);
        }
        .article-content h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-white);
            margin: 32px 0 12px;
        }
        .article-content p {
            margin-bottom: 24px;
        }
        .article-content a {
            color: var(--accent-cyan);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--accent-gold);
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 24px 24px;
        }
        .article-content li {
            margin-bottom: 8px;
            list-style: disc;
        }
        .article-content ol li {
            list-style: decimal;
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-muted);
            font-style: italic;
        }
        .article-content img {
            margin: 32px auto;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
        }
        .article-content code {
            background: rgba(0, 229, 255, 0.08);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 14px;
            color: var(--accent-cyan);
        }
        .article-content pre {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            overflow-x: auto;
            margin: 24px 0;
            font-size: 14px;
            line-height: 1.6;
        }
        .article-content pre code {
            background: none;
            padding: 0;
            color: var(--text-light);
        }

        /* 空状态 */
        .article-not-found {
            text-align: center;
            padding: 80px 20px;
        }
        .article-not-found .icon {
            font-size: 64px;
            margin-bottom: 20px;
            opacity: 0.5;
        }
        .article-not-found h2 {
            font-size: 28px;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--text-dim);
            margin-bottom: 24px;
        }
        .article-not-found .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-gold);
            color: var(--primary);
            font-weight: 600;
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            transition: background var(--transition), box-shadow var(--transition);
        }
        .article-not-found .btn-back:hover {
            background: var(--accent-gold-hover);
            box-shadow: var(--shadow-btn);
            color: var(--primary);
        }

        /* 相关阅读 */
        .related-section {
            margin-top: 64px;
            padding-top: 40px;
            border-top: 1px solid var(--border-soft);
        }
        .related-section h3 {
            font-size: 24px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 24px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition);
        }
        .related-card:hover {
            background: var(--bg-card-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: rgba(0, 229, 255, 0.25);
        }
        .related-card .cat {
            font-size: 12px;
            color: var(--accent-cyan);
            font-weight: 500;
            margin-bottom: 8px;
            display: inline-block;
            background: rgba(0, 229, 255, 0.1);
            padding: 2px 12px;
            border-radius: 20px;
        }
        .related-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .related-card h4 a {
            color: var(--text-white);
            transition: color var(--transition);
        }
        .related-card h4 a:hover {
            color: var(--accent-gold);
        }
        .related-card .date {
            font-size: 12px;
            color: var(--text-dim);
        }
        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            transition: color var(--transition);
        }
        .back-link:hover {
            color: var(--accent-gold);
        }

        @media (max-width: 992px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .article-header h1 {
                font-size: 28px;
            }
            .article-content h2 {
                font-size: 24px;
            }
            .article-content h3 {
                font-size: 20px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .article-header h1 {
                font-size: 24px;
            }
            .article-content {
                font-size: 15px;
            }
            .article-content blockquote {
                padding: 12px 16px;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px;
            }
        }

        /* ===== 页脚 ===== */
        .footer {
            background: #05020A;
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-soft);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .nav-logo {
            font-size: 20px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--text-dim);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid var(--border-soft);
            font-size: 13px;
            color: var(--text-dim);
        }
        .footer-socials {
            display: flex;
            gap: 12px;
        }
        .footer-socials a {
            font-size: 20px;
            transition: transform var(--transition), color var(--transition);
            color: var(--text-dim);
        }
        .footer-socials a:hover {
            transform: scale(1.15);
            color: var(--accent-gold);
        }

        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 通用工具 ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-32 {
            margin-bottom: 32px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

        /* ===== 滚动渐入动画 ===== */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeInUp 0.6s ease forwards;
        }
        .fade-in-delay-1 {
            animation-delay: 0.1s;
        }
        .fade-in-delay-2 {
            animation-delay: 0.2s;
        }
        .fade-in-delay-3 {
            animation-delay: 0.3s;
        }
        @keyframes fadeInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1A0A2E;
            --primary-dark: #0B0716;
            --secondary: #0F1B3D;
            --accent-cyan: #00E5FF;
            --accent-gold: #FFD700;
            --bg-dark: #0B0716;
            --bg-card: #1E1535;
            --bg-card-hover: #251A42;
            --bg-input: #2A1F45;
            --text-light: #E8E6F0;
            --text-muted: #C8C5D6;
            --text-dim: #9A95B0;
            --text-dark: #1A1A2E;
            --border-cyan: rgba(0, 229, 255, 0.15);
            --border-light: rgba(0, 0, 0, 0.06);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-glow: 0 4px 20px rgba(255, 215, 0, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --header-h: 64px;
            --max-width: 1200px;
            --gap: 24px;
            --section-pad: 80px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-light);
            background: var(--bg-dark);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: var(--accent-gold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width:768px) {
            .container {
                padding: 0 16px;
            }
            :root {
                --section-pad: 48px;
            }
        }

        /* ===== Header & Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(11, 7, 22, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: var(--header-h);
            border-bottom: 1px solid var(--border-cyan);
        }
        .nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 600;
            color: var(--accent-cyan);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }
        .nav-logo svg {
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent-cyan);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-links a {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            transition: color 0.2s;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: width 0.3s, left 0.3s;
            border-radius: 2px;
        }
        .nav-links a:hover {
            color: var(--accent-gold);
        }
        .nav-links a:hover::after {
            width: 100%;
            left: 0;
        }
        .nav-links a.active {
            color: var(--accent-gold);
        }
        .nav-links a.active::after {
            width: 100%;
            left: 0;
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }
        .nav-search {
            background: var(--bg-input);
            border: 1px solid var(--border-cyan);
            border-radius: 20px;
            padding: 8px 18px;
            color: var(--text-light);
            font-size: 13px;
            width: 180px;
            transition: border-color 0.3s;
        }
        .nav-search::placeholder {
            color: var(--text-dim);
        }
        .nav-search:focus {
            border-color: var(--accent-cyan);
        }
        .nav-login {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .nav-login:hover {
            color: var(--accent-gold);
        }
        .btn-nav-cta {
            background: var(--accent-gold);
            color: var(--primary);
            padding: 8px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            transition: background 0.2s, box-shadow 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: #ffe44d;
            box-shadow: var(--shadow-glow);
            color: var(--primary);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            background: none;
            cursor: pointer;
            padding: 4px;
            border-radius: 4px;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-light);
            border-radius: 2px;
            transition: 0.3s;
        }
        .hamburger:hover span {
            background: var(--accent-gold);
        }
        @media (max-width:768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--header-h);
                left: 0;
                width: 100%;
                background: rgba(11, 7, 22, 0.98);
                flex-direction: column;
                padding: 20px 24px;
                gap: 16px;
                border-bottom: 1px solid var(--border-cyan);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-search {
                width: 120px;
                font-size: 12px;
                padding: 6px 14px;
            }
            .btn-nav-cta {
                padding: 6px 16px;
                font-size: 12px;
            }
            .hamburger {
                display: flex;
            }
            .nav-login {
                font-size: 12px;
            }
        }
        @media (max-width:576px) {
            .nav-logo {
                font-size: 14px;
                gap: 6px;
            }
            .nav-logo svg {
                width: 22px;
                height: 22px;
            }
            .nav-search {
                width: 80px;
                font-size: 11px;
                padding: 4px 10px;
            }
            .nav-right {
                gap: 8px;
            }
        }

        /* ===== Hero ===== */
        .hero {
            padding: calc(var(--header-h) + 60px) 0 80px;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary) 100%);
            position: relative;
            overflow: hidden;
            min-height: 70vh;
            display: flex;
            align-items: center;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 7, 22, 0.75) 0%, rgba(15, 27, 61, 0.4) 100%);
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .hero h1 {
            font-size: 48px;
            line-height: 1.2;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            max-width: 800px;
            margin: 0 auto 20px;
        }
        .hero h1 span {
            color: var(--accent-gold);
        }
        .hero-sub {
            font-size: 20px;
            line-height: 1.6;
            color: var(--text-muted);
            font-weight: 300;
            max-width: 680px;
            margin: 0 auto 36px;
        }
        .hero-cta {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: var(--accent-gold);
            color: var(--primary);
            padding: 16px 44px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            font-weight: 600;
            transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.25);
        }
        .hero-cta:hover {
            background: #ffe44d;
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            color: var(--primary);
        }
        .hero-meta {
            margin-top: 18px;
            font-size: 14px;
            color: var(--text-dim);
        }
        .hero-meta a {
            color: var(--accent-cyan);
            font-weight: 500;
        }
        .hero-meta a:hover {
            color: var(--accent-gold);
        }
        @media (max-width:768px) {
            .hero {
                padding: calc(var(--header-h) + 40px) 0 56px;
                min-height: 60vh;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero-sub {
                font-size: 17px;
            }
            .hero-cta {
                padding: 14px 34px;
                font-size: 16px;
            }
        }
        @media (max-width:576px) {
            .hero h1 {
                font-size: 26px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-cta {
                padding: 12px 28px;
                font-size: 14px;
            }
        }

        /* ===== Section通用 ===== */
        .section {
            padding: var(--section-pad) 0;
        }
        .section-alt {
            background: var(--primary-dark);
        }
        .section-title {
            font-size: 32px;
            font-weight: 600;
            color: #fff;
            text-align: center;
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }
        .section-sub {
            text-align: center;
            color: var(--text-dim);
            font-size: 17px;
            max-width: 620px;
            margin: 0 auto 48px;
            font-weight: 400;
        }
        @media (max-width:768px) {
            .section-title {
                font-size: 24px;
            }
            .section-sub {
                font-size: 15px;
                margin-bottom: 32px;
            }
        }

        /* ===== 流程时间线 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            position: relative;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 44px;
            left: calc(12.5% + 20px);
            right: calc(12.5% + 20px);
            height: 2px;
            background: rgba(0, 229, 255, 0.25);
            z-index: 0;
        }
        .step-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 20px 28px;
            text-align: center;
            border: 1px solid var(--border-cyan);
            transition: transform 0.3s, box-shadow 0.3s;
            position: relative;
            z-index: 1;
        }
        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
        }
        .step-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent-gold);
            color: var(--primary);
            font-weight: 700;
            font-size: 20px;
            margin: 0 auto 18px;
            position: relative;
            z-index: 2;
        }
        .step-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.6;
        }
        @media (max-width:992px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid::before {
                display: none;
            }
        }
        @media (max-width:576px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 注册方式卡片 ===== */
        .ways-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }
        .way-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 36px 24px 32px;
            border: 1px solid var(--border-cyan);
            transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
            text-align: center;
        }
        .way-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: var(--accent-cyan);
        }
        .way-icon {
            font-size: 40px;
            margin-bottom: 16px;
            display: block;
        }
        .way-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 10px;
        }
        .way-card p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.7;
        }
        .way-card .badge {
            display: inline-block;
            background: rgba(0, 229, 255, 0.15);
            color: var(--accent-cyan);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            margin-top: 14px;
        }
        @media (max-width:768px) {
            .ways-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 准备清单 ===== */
        .prepare-wrap {
            display: flex;
            gap: 48px;
            align-items: center;
        }
        .prepare-img {
            flex: 0 0 360px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .prepare-img img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }
        .prepare-list {
            flex: 1;
        }
        .prepare-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .prepare-list li:last-child {
            border-bottom: none;
        }
        .prepare-list .check {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 229, 255, 0.15);
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            margin-top: 2px;
        }
        .prepare-list h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }
        .prepare-list p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.6;
        }
        @media (max-width:992px) {
            .prepare-wrap {
                flex-direction: column;
                gap: 32px;
            }
            .prepare-img {
                flex: 0 0 auto;
                width: 100%;
                max-width: 500px;
            }
            .prepare-img img {
                height: 200px;
            }
        }

        /* ===== 安全提示 ===== */
        .safety-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }
        .safety-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            border-left: 4px solid var(--accent-gold);
            transition: background 0.3s;
        }
        .safety-item:hover {
            background: var(--bg-card-hover);
        }
        .safety-item .icon {
            font-size: 28px;
            margin-bottom: 12px;
            display: block;
        }
        .safety-item h4 {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .safety-item p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.7;
        }
        @media (max-width:768px) {
            .safety-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-cyan);
            overflow: hidden;
            transition: border-color 0.3s;
        }
        .faq-item.open {
            border-color: var(--accent-cyan);
        }
        .faq-q {
            width: 100%;
            background: none;
            color: var(--text-light);
            font-size: 16px;
            font-weight: 500;
            padding: 20px 24px;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color 0.2s;
        }
        .faq-q:hover {
            color: var(--accent-gold);
        }
        .faq-q .icon {
            font-size: 20px;
            color: var(--accent-cyan);
            transition: transform 0.3s;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-q .icon {
            transform: rotate(45deg);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-a p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.8;
        }
        @media (max-width:576px) {
            .faq-q {
                font-size: 14px;
                padding: 16px 18px;
            }
            .faq-item.open .faq-a {
                padding: 0 18px 16px;
            }
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            border-radius: var(--radius-lg);
            padding: 64px 40px;
            text-align: center;
            border: 1px solid var(--border-cyan);
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
            opacity: 0.08;
            pointer-events: none;
        }
        .cta-block h2 {
            font-size: 32px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto 32px;
            position: relative;
            z-index: 1;
        }
        .cta-block .btn-cta {
            display: inline-block;
            background: var(--accent-gold);
            color: var(--primary);
            padding: 16px 48px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            font-weight: 600;
            transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
            position: relative;
            z-index: 1;
        }
        .cta-block .btn-cta:hover {
            background: #ffe44d;
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            color: var(--primary);
        }
        .cta-block .btn-cta i {
            margin-right: 8px;
        }
        @media (max-width:768px) {
            .cta-block {
                padding: 40px 24px;
            }
            .cta-block h2 {
                font-size: 24px;
            }
            .cta-block p {
                font-size: 15px;
            }
            .cta-block .btn-cta {
                padding: 14px 34px;
                font-size: 16px;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: #05020A;
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-cyan);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-dim);
            margin-top: 12px;
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--text-dim);
            padding: 5px 0;
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 13px;
            color: var(--text-dim);
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-socials {
            display: flex;
            gap: 16px;
        }
        .footer-socials a {
            font-size: 18px;
            color: var(--text-dim);
            transition: color 0.2s, transform 0.2s;
        }
        .footer-socials a:hover {
            color: var(--accent-gold);
            transform: translateY(-2px);
        }
        @media (max-width:768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width:576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* ===== Animations ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .hero-fade-in {
            animation: heroFadeIn 0.8s ease forwards;
        }
        .hero-fade-in-delay {
            opacity: 0;
            animation: heroFadeIn 0.8s ease 0.3s forwards;
        }
        .hero-fade-in-delay2 {
            opacity: 0;
            animation: heroFadeIn 0.8s ease 0.6s forwards;
        }
        @keyframes heroFadeIn {
            0% {
                opacity: 0;
                transform: translateY(24px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--primary-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--bg-card);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--bg-card-hover);
        }

        /* ===== 响应式微调 ===== */
        @media (max-width:992px) {
            .nav-links {
                gap: 16px;
            }
            .nav-links a {
                font-size: 13px;
            }
        }
        @media (max-width:576px) {
            .section-title {
                font-size: 22px;
            }
            .section-sub {
                font-size: 14px;
            }
            .step-card {
                padding: 24px 16px 20px;
            }
            .way-card {
                padding: 28px 18px 24px;
            }
            .safety-item {
                padding: 20px 16px;
            }
        }

/* roulang page: category2 */
/* ===== Design Variables ===== */
        :root {
            --primary: #1A0A2E;
            --primary-light: #2A1F45;
            --primary-dark: #0B0716;
            --accent: #00E5FF;
            --accent-glow: rgba(0, 229, 255, 0.25);
            --gold: #FFD700;
            --gold-glow: rgba(255, 215, 0, 0.4);
            --bg-dark: #0B0716;
            --bg-card: #1E1535;
            --bg-card-hover: #251A42;
            --bg-input: #2A1F45;
            --text-light: #E8E6F0;
            --text-muted: #C8C5D6;
            --text-dark: #1A1A2E;
            --border-dim: rgba(0, 229, 255, 0.15);
            --border-focus: rgba(0, 229, 255, 0.5);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
            --transition: 0.3s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 64px;
            --padding-section: 80px 0;
            --padding-section-mobile: 48px 0;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.625;
            color: var(--text-light);
            background: var(--bg-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
            font-size: inherit;
        }
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 600;
            line-height: 1.2;
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header & Navigation ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background: rgba(11, 7, 22, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dim);
            z-index: 1000;
        }
        .nav {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 600;
            color: var(--accent);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo svg {
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            margin: 0 auto;
        }
        .nav-links a {
            font-size: 14px;
            color: var(--text-muted);
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
        }
        .nav-links a:hover,
        .nav-links a:focus-visible {
            color: var(--gold);
        }
        .nav-links a.active {
            color: var(--gold);
            border-bottom-color: var(--gold);
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .nav-search {
            width: 160px;
            height: 36px;
            padding: 0 16px;
            border-radius: 20px;
            border: 1px solid var(--border-dim);
            background: var(--bg-input);
            color: var(--text-light);
            font-size: 13px;
            transition: border-color var(--transition);
        }
        .nav-search::placeholder {
            color: #6b6580;
        }
        .nav-search:focus {
            border-color: var(--accent);
        }
        .nav-login {
            font-size: 14px;
            color: var(--text-muted);
            padding: 6px 12px;
            transition: color var(--transition);
        }
        .nav-login:hover {
            color: var(--gold);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            background: var(--gold);
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: background var(--transition), box-shadow var(--transition);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: #ffec3d;
            box-shadow: 0 4px 20px var(--gold-glow);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 4px;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-light);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 20px 80px;
            background: linear-gradient(135deg, rgba(11, 7, 22, 0.85), rgba(15, 27, 61, 0.7)), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(0, 229, 255, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            animation: fadeInUp 0.8s ease both;
        }
        .hero h1 {
            font-size: 48px;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #fff;
            margin-bottom: 16px;
        }
        .hero h1 span {
            color: var(--gold);
        }
        .hero .hero-sub {
            font-size: 20px;
            line-height: 1.6;
            font-weight: 300;
            color: var(--text-muted);
            margin-bottom: 32px;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero .btn-hero {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: var(--radius-sm);
            background: var(--gold);
            color: var(--primary);
            font-size: 18px;
            font-weight: 600;
            transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
        }
        .hero .btn-hero:hover {
            background: #ffec3d;
            box-shadow: 0 4px 24px var(--gold-glow);
            transform: translateY(-2px);
        }
        .hero .hero-meta {
            margin-top: 20px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .hero .hero-meta a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .hero .hero-meta a:hover {
            color: var(--gold);
        }

        /* ===== Section common ===== */
        .section {
            padding: var(--padding-section);
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--padding-section-mobile);
            }
        }
        .section-title {
            font-size: 32px;
            font-weight: 600;
            color: #fff;
            text-align: center;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-muted);
            text-align: center;
            max-width: 600px;
            margin: 0 auto 48px;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 24px;
            }
            .section-sub {
                font-size: 15px;
                margin-bottom: 32px;
            }
        }

        /* ===== Benefits Cards ===== */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 992px) {
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .benefits-grid {
                grid-template-column: 1fr;
            }
        }
        .benefit-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border-dim);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .benefit-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
        }
        .benefit-card .icon {
            font-size: 40px;
            color: var(--gold);
            margin-bottom: 16px;
        }
        .benefit-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .benefit-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Comparison Table ===== */
        .comparison-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
        }
        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-dim);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 640px;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 14px;
        }
        .comparison-table th {
            background: var(--primary-light);
            color: var(--gold);
            font-weight: 600;
            font-size: 15px;
        }
        .comparison-table th:first-child {
            text-align: left;
        }
        .comparison-table td:first-child {
            text-align: left;
            color: var(--text-light);
            font-weight: 500;
        }
        .comparison-table td i {
            color: var(--accent);
        }
        .comparison-table td i.fa-times {
            color: #6b6580;
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .highlight-row td {
            background: rgba(255, 215, 0, 0.06);
        }
        .table-cta-wrap {
            text-align: center;
            margin-top: 32px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--accent);
            background: transparent;
            color: var(--accent);
            font-weight: 600;
            font-size: 16px;
            transition: background var(--transition), box-shadow var(--transition);
        }
        .btn-secondary:hover {
            background: rgba(0, 229, 255, 0.1);
            box-shadow: 0 0 20px var(--accent-glow);
        }

        /* ===== Steps / Timeline ===== */
        .steps-grid {
            display: flex;
            justify-content: center;
            gap: 0;
            position: relative;
            counter-reset: step;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 15%;
            right: 15%;
            height: 2px;
            background: linear-gradient(90deg, var(--accent), var(--gold), var(--accent));
            opacity: 0.3;
            z-index: 0;
        }
        .step-item {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 12px;
        }
        .step-item .step-num {
            width: 60px;
            height: 60px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            color: var(--gold);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .step-item:hover .step-num {
            transform: scale(1.08);
            box-shadow: 0 0 24px var(--gold-glow);
        }
        .step-item h4 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }
        .step-item p {
            font-size: 13px;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .steps-grid {
                flex-direction: column;
                gap: 32px;
                counter-reset: step;
            }
            .steps-grid::before {
                display: none;
            }
            .step-item {
                display: flex;
                align-items: flex-start;
                gap: 16px;
                text-align: left;
                padding: 0;
            }
            .step-item .step-num {
                margin: 0;
                flex-shrink: 0;
                width: 48px;
                height: 48px;
                font-size: 20px;
            }
            .step-item .step-text {
                flex: 1;
            }
            .step-item h4 {
                font-size: 16px;
            }
            .step-item p {
                font-size: 13px;
            }
        }

        /* ===== Trust / Stats ===== */
        .trust-section {
            background: var(--bg-card);
            border-top: 1px solid var(--border-dim);
            border-bottom: 1px solid var(--border-dim);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 16px;
            }
        }
        .stat-item .stat-num {
            font-size: 40px;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.1;
        }
        .stat-item .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-dim);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(0, 229, 255, 0.3);
        }
        .faq-question {
            width: 100%;
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-light);
            background: transparent;
            text-align: left;
            transition: background var(--transition);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--gold);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            text-align: center;
            padding: 80px 20px;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-section p {
            font-size: 18px;
            color: var(--text-muted);
            margin-bottom: 32px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-form {
            max-width: 440px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .cta-form input {
            width: 100%;
            height: 52px;
            padding: 0 20px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-dim);
            background: var(--bg-input);
            color: var(--text-light);
            font-size: 16px;
            transition: border-color var(--transition);
        }
        .cta-form input::placeholder {
            color: #6b6580;
        }
        .cta-form input:focus {
            border-color: var(--accent);
        }
        .cta-form .btn-cta {
            height: 52px;
            border-radius: var(--radius-sm);
            background: var(--gold);
            color: var(--primary);
            font-size: 16px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: background var(--transition), box-shadow var(--transition);
        }
        .cta-form .btn-cta:hover {
            background: #ffec3d;
            box-shadow: 0 4px 24px var(--gold-glow);
        }
        .cta-form .form-footnote {
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 28px;
            }
            .cta-section p {
                font-size: 16px;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: #05020A;
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-dim);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }
        .footer-brand .nav-logo {
            font-size: 20px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }
        @media (max-width: 480px) {
            .footer-brand p {
                max-width: 100%;
            }
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--gold);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            font-size: 13px;
            color: #6b6580;
        }
        .footer-socials {
            display: flex;
            gap: 16px;
        }
        .footer-socials a {
            font-size: 20px;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .footer-socials a:hover {
            color: var(--gold);
        }
        @media (max-width: 480px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            0% {
                opacity: 0;
                transform: translateY(30px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== Mobile Nav ===== */
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: rgba(11, 7, 22, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                gap: 0;
                padding: 16px 0;
                transform: translateY(-120%);
                transition: transform 0.4s ease;
                border-bottom: 1px solid var(--border-dim);
                z-index: 999;
            }
            .nav-links.open {
                transform: translateY(0);
            }
            .nav-links a {
                padding: 14px 24px;
                width: 100%;
                text-align: center;
                font-size: 15px;
                border-bottom: none;
            }
            .nav-links a.active {
                border-bottom: none;
                background: rgba(255, 215, 0, 0.06);
            }
            .nav-search {
                width: 120px;
            }
            .nav-login {
                display: none;
            }
            .btn-nav-cta {
                padding: 6px 14px;
                font-size: 13px;
            }
            .hamburger {
                display: flex;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero .hero-sub {
                font-size: 17px;
            }
        }
        @media (max-width: 576px) {
            .hero {
                min-height: 70vh;
                padding: 100px 16px 60px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero .hero-sub {
                font-size: 15px;
            }
            .hero .btn-hero {
                padding: 14px 28px;
                font-size: 16px;
            }
            .section-title {
                font-size: 22px;
            }
            .benefit-card {
                padding: 24px 16px;
            }
            .benefit-card h3 {
                font-size: 18px;
            }
        }