/* roulang page: index */
:root{
  --primary:#0a1a2f;
  --primary-2:#142b47;
  --accent:#00c389;
  --accent-2:#ffb84d;
  --bg:#f4f7fb;
  --bg-soft:#eaf0f6;
  --card:#ffffff;
  --text:#101a28;
  --muted:#5c6b7a;
  --border:#e1e8f0;
  --radius:18px;
  --radius-sm:10px;
  --shadow:0 12px 36px rgba(10,26,47,.08);
  --shadow-hover:0 18px 48px rgba(10,26,47,.14);
  --space:88px;
  --font:"Inter","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --transition:all .25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--space) 0}
.section-head{max-width:680px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:rgba(0,195,137,.1);padding:6px 14px;border-radius:999px;margin-bottom:14px}
.section-head h2{font-size:34px;line-height:1.3;font-weight:800;color:var(--primary);letter-spacing:-.01em;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px;line-height:1.8}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;border-radius:999px;padding:14px 30px;border:1px solid transparent;cursor:pointer;transition:var(--transition);text-align:center}
.btn-primary{background:var(--accent);color:#062b20}
.btn-primary:hover{background:#00d9a0;transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,195,137,.35)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.7)}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{background:var(--accent);color:#062b20;transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline-light:hover{background:rgba(255,255,255,.15);border-color:#fff}
.btn-sm{padding:10px 22px;font-size:14px}
.tag{display:inline-block;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;background:var(--bg-soft);color:var(--primary-2);border:1px solid var(--border)}
.tag-accent{background:rgba(0,195,137,.12);color:#007a56;border-color:rgba(0,195,137,.25)}

/* ---------- Header ---------- */
.site-header{position:fixed;inset:0 0 auto;z-index:1000;background:rgba(8,20,35,.45);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.1);transition:var(--transition)}
.site-header.scrolled{background:rgba(255,255,255,.92);box-shadow:0 6px 24px rgba(10,26,47,.08);border-bottom-color:var(--border)}
.site-header.scrolled .brand{color:var(--primary)}
.site-header.scrolled .nav-link{color:var(--primary)}
.site-header.scrolled .nav-link:hover{color:var(--accent)}
.site-header.scrolled .nav-toggle span{background:var(--primary)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-size:20px;font-weight:800;letter-spacing:.01em;color:#fff;white-space:nowrap}
.brand span{color:var(--accent)}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{position:relative;font-size:15px;font-weight:500;color:rgba(255,255,255,.85);padding:10px 16px;border-radius:10px;transition:var(--transition)}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.active{color:#fff;font-weight:700}
.nav-link.active::after{content:"";position:absolute;left:18px;right:18px;bottom:4px;height:2px;border-radius:2px;background:var(--accent)}
.site-header.scrolled .nav-link.active{color:var(--primary)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:rgba(255,255,255,.1);border-radius:12px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;transition:var(--transition)}
.site-header.scrolled .nav-toggle{background:var(--bg-soft)}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:var(--transition)}
.scrolled .nav-toggle span{background:var(--primary)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:96vh;display:flex;align-items:center;padding:140px 0 90px;background:var(--primary);overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center 30%;opacity:.5}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(115deg,rgba(4,14,28,.96) 4%,rgba(8,22,40,.82) 45%,rgba(10,26,47,.55) 80%)}
.hero-content{position:relative;z-index:2;width:100%}
.hero-badge{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--accent-2);background:rgba(255,184,77,.14);border:1px solid rgba(255,184,77,.3);padding:8px 18px;border-radius:999px;margin-bottom:22px;backdrop-filter:blur(6px)}
.hero h1{font-size:56px;line-height:1.18;font-weight:900;color:#fff;letter-spacing:-.02em;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-lead{max-width:620px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.82);margin-bottom:36px}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:54px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:760px}
.hero-stats .stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:18px 20px;backdrop-filter:blur(8px)}
.hero-stats .stat strong{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.2}
.hero-stats .stat span{display:block;font-size:13px;color:rgba(255,255,255,.72);margin-top:4px}

/* ---------- Features ---------- */
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;transition:var(--transition);position:relative;overflow:hidden}
.feature-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:0;transition:var(--transition)}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(0,195,137,.3)}
.feature-card:hover::before{opacity:1}
.feature-icon{width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,rgba(0,195,137,.14),rgba(255,184,77,.14));display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:24px;font-weight:800;margin-bottom:20px}
.feature-card:nth-child(2) .feature-icon{color:#e8890c}
.feature-card:nth-child(3) .feature-icon{color:#3b82f6}
.feature-card:nth-child(4) .feature-icon{color:#8b5cf6}
.feature-card h3{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:10px}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- Category Cards ---------- */
.cats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cat-card{position:relative;border-radius:20px;overflow:hidden;min-height:330px;display:flex;align-items:flex-end;box-shadow:var(--shadow);transition:var(--transition)}
.cat-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cat-card:hover img{transform:scale(1.05)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(6,16,30,.92) 0%,rgba(6,16,30,.25) 55%,rgba(6,16,30,.08) 100%)}
.cat-card .cat-body{position:relative;z-index:2;padding:26px;width:100%}
.cat-card .cat-body h3{color:#fff;font-size:22px;font-weight:800;margin-bottom:6px}
.cat-card .cat-body p{color:rgba(255,255,255,.75);font-size:14px;margin-bottom:14px}
.cat-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-weight:600;font-size:14px;border-radius:999px;background:rgba(0,195,137,.16);padding:7px 16px;border:1px solid rgba(0,195,137,.25);transition:var(--transition)}
.cat-link:hover{background:var(--accent);color:#062b20}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:stretch}
.news-feature{position:relative;border-radius:20px;overflow:hidden;min-height:440px;display:flex;align-items:flex-end;box-shadow:var(--shadow)}
.news-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.news-feature::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(6,16,30,.94),rgba(6,16,30,.15) 65%)}
.news-feature-body{position:relative;z-index:2;padding:28px}
.news-feature-body .tag{background:var(--accent);color:#fff;border:0;margin-bottom:12px}
.news-feature-body h3{color:#fff;font-size:22px;font-weight:800;line-height:1.5;margin-bottom:8px}
.news-feature-body p{color:rgba(255,255,255,.78);font-size:14px;line-height:1.7;margin-bottom:14px}
.text-link{color:var(--accent);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;transition:var(--transition)}
.text-link:hover{gap:10px}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{display:block;background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px 22px;transition:var(--transition)}
.news-item:hover{border-color:rgba(0,195,137,.4);box-shadow:var(--shadow);transform:translateX(4px)}
.news-item-meta{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.news-cat{font-size:12px;font-weight:700;color:#007a56;background:rgba(0,195,137,.1);padding:3px 10px;border-radius:999px}
.news-date{font-size:12px;color:var(--muted)}
.news-item h3{font-size:16px;font-weight:700;color:var(--primary);line-height:1.5;margin-bottom:6px;transition:var(--transition)}
.news-item:hover h3{color:var(--accent)}
.news-item p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-tip{background:var(--card);border:1px dashed var(--border);border-radius:16px;padding:32px;color:var(--muted);text-align:center}

/* ---------- Process ---------- */
.process-section{background:var(--primary);position:relative;overflow:hidden}
.process-section .section-head h2{color:#fff}
.process-section .section-head p{color:rgba(255,255,255,.65)}
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;position:relative;z-index:2}
.process-step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:34px 28px;backdrop-filter:blur(8px);position:relative;transition:var(--transition)}
.process-step:hover{background:rgba(255,255,255,.1);transform:translateY(-6px)}
.process-step .step-num{font-size:44px;font-weight:900;color:rgba(255,255,255,.15);line-height:1;display:block;margin-bottom:14px}
.process-step h3{color:#fff;font-size:19px;font-weight:700;margin-bottom:8px}
.process-step p{color:rgba(255,255,255,.7);font-size:14px;line-height:1.75}
.process-arrow{position:absolute;top:50%;right:-22px;transform:translateY(-50%);width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;z-index:3;border:4px solid var(--primary)}
.process-grid .process-step:last-child .process-arrow{display:none}

/* ---------- Ranking ---------- */
.rank-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}
.rank-panel{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:32px;box-shadow:var(--shadow)}
.rank-panel h3{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:22px}
.rank-item{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.rank-item:last-child{margin-bottom:0}
.rank-index{width:30px;height:30px;border-radius:8px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:var(--primary);flex-shrink:0}
.rank-item:nth-child(1) .rank-index{background:var(--accent-2);color:#6b3a00}
.rank-item:nth-child(2) .rank-index{background:var(--accent);color:#fff}
.rank-item:nth-child(3) .rank-index{background:#d7e3ef;color:var(--primary)}
.rank-label{flex:0 0 64px;font-size:14px;font-weight:600;color:var(--primary)}
.rank-bar{flex:1;height:10px;border-radius:999px;background:var(--bg-soft);overflow:hidden}
.rank-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.rank-value{flex:0 0 44px;font-size:14px;font-weight:700;color:var(--muted);text-align:right}
.rank-note{font-size:13px;color:var(--muted);margin-top:22px;padding-top:18px;border-top:1px solid var(--border);line-height:1.7}
.rank-side img{border-radius:20px;box-shadow:var(--shadow);width:100%;height:320px;object-fit:cover}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:rgba(0,195,137,.3)}
.faq-item details{width:100%}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;cursor:pointer;font-size:16px;font-weight:600;color:var(--primary);list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex-shrink:0;width:32px;height:32px;border-radius:50%;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--accent);transition:var(--transition)}
.faq-item details[open] summary::after{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.8}

/* ---------- CTA ---------- */
.cta-section{position:relative;padding:110px 0;overflow:hidden}
.cta-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.cta-overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(6,16,30,.96),rgba(6,16,30,.82))}
.cta-content{position:relative;z-index:2;max-width:720px;text-align:center;margin:0 auto}
.cta-content h2{font-size:38px;font-weight:900;color:#fff;line-height:1.3;margin-bottom:16px}
.cta-content p{font-size:16px;color:rgba(255,255,255,.8);line-height:1.8;margin-bottom:34px}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{background:#08131f;color:rgba(255,255,255,.7);padding:80px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:44px;padding-bottom:56px}
.footer-brand .footer-logo{font-size:21px;font-weight:800;color:#fff;margin-bottom:16px;display:inline-block}
.footer-brand p{font-size:14px;line-height:1.8;max-width:320px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:22px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.65);padding:5px 0;transition:var(--transition)}
.footer-col a:hover{color:var(--accent);padding-left:6px}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.65)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;text-align:center}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.45)}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  :root{--space:76px}
  .hero h1{font-size:44px}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .cats-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .news-feature{min-height:320px}
  .process-grid{grid-template-columns:1fr 1fr}
  .process-arrow{display:none}
  .rank-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .nav-wrap{height:64px}
  .nav-toggle{display:flex}
  .main-nav{position:fixed;top:64px;left:12px;right:12px;margin:0 auto;max-width:calc(100vw - 24px);background:#fff;border-radius:18px;box-shadow:0 24px 60px rgba(10,26,47,.2);flex-direction:column;align-items:stretch;padding:14px;transform:translateY(-12px);opacity:0;visibility:hidden;pointer-events:none;transition:var(--transition)}
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
  .nav-link{color:var(--primary) !important;padding:13px 18px;border-radius:12px}
  .nav-link.active{background:var(--bg-soft);color:var(--primary) !important}
  .nav-link.active::after{display:none}
  .brand{font-size:18px}
  .hero{padding-top:120px;padding-bottom:64px}
  .hero h1{font-size:34px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-actions .btn{width:100%}
  .feature-card,.cat-card{min-height:auto}
  .cats-grid{grid-template-columns:1fr}
  .cat-card{min-height:280px}
  .news-item p{display:none}
  .process-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section-head h2{font-size:28px}
  .cta-content h2{font-size:28px}
}
@media(max-width:520px){
  :root{--space:60px}
  .container{padding:0 18px}
  .hero-stats{gap:10px}
  .hero-stats .stat{padding:14px}
  .hero-stats .stat strong{font-size:20px}
  .features-grid{grid-template-columns:1fr}
  .cat-card{min-height:240px}
  .rank-panel{padding:22px}
  .footer-grid{grid-template-columns:1fr}
  .btn{padding:12px 24px}
}

/* roulang page: category1 */
:root {
  --primary: #0a1e3c;
  --primary-2: #102a50;
  --primary-3: #1b3a6b;
  --accent: #f0a500;
  --accent-2: #ffc54a;
  --accent-dark: #d28d00;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --text: #152338;
  --muted: #5e6e88;
  --border: #e3e9f2;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow: 0 8px 28px rgba(10, 30, 60, 0.08);
  --shadow-lg: 0 18px 48px rgba(10, 30, 60, 0.14);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --space: 24px;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
button {
  font-family: inherit;
  border: none;
  cursor: pointer;
}
.container {
  width: 92%;
  max-width: 1240px;
  margin: 0 auto;
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 30, 60, 0.55);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
  transition: background 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}
.site-header.scrolled {
  background: rgba(10, 30, 60, 0.94);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.2);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.brand {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 1px;
  color: #ffffff;
  display: flex;
  align-items: baseline;
  line-height: 1.2;
  white-space: nowrap;
}
.brand span {
  color: var(--accent);
  font-weight: 600;
  margin-left: 3px;
  font-size: 18px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.nav-link {
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 500;
  padding: 8px 0;
  position: relative;
  letter-spacing: 0.2px;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.nav-link:hover {
  color: #ffffff;
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.nav-link.active {
  color: var(--accent);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 999px;
  padding: 12px 28px;
  transition: all 0.3s ease;
  line-height: 1.3;
  white-space: nowrap;
  border: 2px solid transparent;
}
.btn:focus-visible {
  outline: 3px solid rgba(240, 165, 0, 0.5);
  outline-offset: 2px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #ffc350);
  color: var(--primary);
  border-color: transparent;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(240, 165, 0, 0.38);
}
.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.7);
  color: #ffffff;
  background: transparent;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #ffffff;
}
.btn-outline-primary {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}
.btn-outline-primary:hover {
  background: var(--accent);
  color: var(--primary);
  box-shadow: 0 8px 24px rgba(240, 165, 0, 0.3);
}
.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 8px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Hero ===== */
.page-hero {
  position: relative;
  padding: 180px 0 110px;
  background: linear-gradient(180deg, rgba(10, 30, 60, 0.8) 0%, rgba(10, 30, 60, 0.55) 60%, rgba(10, 30, 60, 0.6) 100%), url('/assets/images/backpic/back-2.png') center 40% / cover no-repeat;
  color: #ffffff;
  text-align: center;
}
.page-hero .hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  padding: 6px 18px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--accent-2);
  margin-bottom: 24px;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.page-hero h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 2px;
  margin-bottom: 20px;
}
.page-hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.page-hero p {
  max-width: 680px;
  margin: 0 auto 36px;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.8;
}
.hero-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.hero-stat {
  text-align: center;
}
.hero-stat strong {
  display: block;
  font-size: 30px;
  font-weight: 800;
  color: var(--accent-2);
  line-height: 1.3;
}
.hero-stat span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 6px;
  display: inline-block;
  letter-spacing: 1px;
}

/* ===== Section ===== */
.section {
  padding: 88px 0;
}
.section-alt {
  background: var(--surface);
}
.section-light {
  background: var(--bg);
}
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: rgba(240, 165, 0, 0.12);
  color: var(--accent-dark);
  border-radius: 999px;
  padding: 5px 16px;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 14px;
}
.section-head p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

/* ===== Filter / Tabs ===== */
.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}
.filter-tag {
  display: inline-block;
  padding: 8px 22px;
  border-radius: 999px;
  background: #ffffff;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  transition: all 0.25s ease;
}
.filter-tag:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}
.filter-tag.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

/* ===== Live Cards ===== */
.live-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.live-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}
.live-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.live-card-media {
  position: relative;
  height: 190px;
  overflow: hidden;
}
.live-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.live-card:hover .live-card-media img {
  transform: scale(1.05);
}
.live-card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 30, 60, 0) 50%, rgba(10, 30, 60, 0.38) 100%);
}
.live-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: #e74c3c;
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  padding: 4px 12px;
  letter-spacing: 0.4px;
  box-shadow: 0 4px 14px rgba(231, 76, 60, 0.35);
}
.live-badge.upcoming {
  background: #27ae60;
  box-shadow: 0 4px 14px rgba(39, 174, 96, 0.3);
}
.live-badge.odds {
  background: var(--accent);
  color: var(--primary);
}
.live-card-category {
  position: absolute;
  right: 14px;
  bottom: 14px;
  z-index: 2;
  font-size: 12px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary);
  border-radius: 999px;
  padding: 3px 12px;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.live-card-body {
  padding: 24px 24px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.live-match {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 10px;
}
.live-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 16px;
}
.live-meta i {
  font-style: normal;
  color: var(--accent-dark);
}
.live-card-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.live-viewers {
  font-size: 13px;
  color: var(--muted);
}
.live-viewers strong {
  color: var(--accent-dark);
  font-size: 15px;
}

/* ===== Timeline / Schedule ===== */
.schedule-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.schedule-list {
  position: relative;
  list-style: none;
  padding: 0;
}
.schedule-list::before {
  content: "";
  position: absolute;
  left: 26px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--border));
}
.schedule-item {
  position: relative;
  padding-left: 68px;
  padding-bottom: 28px;
  animation: fadeUp 0.5s ease both;
}
.schedule-dot {
  position: absolute;
  left: 20px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 2px var(--accent);
  z-index: 2;
}
.schedule-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.schedule-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.schedule-time {
  font-size: 16px;
  font-weight: 800;
  color: var(--primary);
  background: rgba(240, 165, 0, 0.12);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  white-space: nowrap;
}
.schedule-info {
  flex: 1;
  min-width: 200px;
}
.schedule-info h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 3px;
}
.schedule-info span {
  font-size: 13px;
  color: var(--muted);
}
.schedule-status {
  font-size: 13px;
  font-weight: 700;
  color: #27ae60;
  background: rgba(39, 174, 96, 0.1);
  border-radius: 999px;
  padding: 5px 14px;
}
.schedule-status.end {
  color: var(--muted);
  background: rgba(94, 110, 136, 0.1);
}
.schedule-status.live {
  color: #e74c3c;
  background: rgba(231, 76, 60, 0.1);
  animation: pulse 2s infinite;
}

/* ===== Recommend Cards ===== */
.recommend-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.recommend-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 280px;
  box-shadow: var(--shadow);
  cursor: pointer;
}
.recommend-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.recommend-card:hover img {
  transform: scale(1.06);
}
.recommend-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 30, 60, 0.0) 20%, rgba(10, 30, 60, 0.78) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
  color: #ffffff;
  transition: background 0.4s ease;
}
.recommend-card:hover .overlay {
  background: linear-gradient(180deg, rgba(10, 30, 60, 0.1) 20%, rgba(10, 30, 60, 0.88) 100%);
}
.recommend-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  background: var(--accent);
  color: var(--primary);
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 10px;
  align-self: flex-start;
  letter-spacing: 0.4px;
}
.recommend-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.4;
}
.recommend-card p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

/* ===== Ranking ===== */
.ranking-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.ranking-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.ranking-list {
  list-style: none;
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  padding: 16px 24px;
}
.ranking-list h3 {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.ranking-list h3 i {
  font-style: normal;
  color: var(--accent);
}
.rank-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--border);
}
.rank-item:last-child {
  border-bottom: none;
}
.rank-num {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--bg);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.rank-item:nth-child(1) .rank-num,
.rank-item:nth-child(2) .rank-num,
.rank-item:nth-child(3) .rank-num {
  background: var(--accent);
  color: var(--primary);
}
.rank-info {
  flex: 1;
  min-width: 0;
}
.rank-info h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rank-info span {
  font-size: 12px;
  color: var(--muted);
  display: block;
  margin-top: 2px;
}
.rank-heat {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-dark);
  background: rgba(240, 165, 0, 0.1);
  border-radius: 999px;
  padding: 4px 12px;
  white-space: nowrap;
}

/* ===== CTA Banner ===== */
.cta-banner {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(120deg, rgba(10, 30, 60, 0.92), rgba(16, 42, 80, 0.78)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  color: #ffffff;
  padding: 60px 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-banner h2 {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 10px;
}
.cta-banner p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 400px;
}
.cta-banner .btn {
  flex-shrink: 0;
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
  overflow: hidden;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  transition: background 0.3s ease;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary:hover {
  background: rgba(240, 165, 0, 0.05);
}
.faq-item summary .icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(240, 165, 0, 0.14);
  color: var(--accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.faq-item[open] summary .icon {
  transform: rotate(45deg);
}
.faq-item .answer {
  padding: 0 26px 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: 0;
}

/* ===== Contact / CTA ===== */
.contact-section {
  background: var(--primary);
  color: #ffffff;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.contact-card {
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 30px 28px;
  text-align: center;
  transition: background 0.3s ease, transform 0.3s ease;
}
.contact-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}
.contact-card .contact-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--primary);
  font-size: 22px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.contact-card h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}
.contact-card p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

/* ===== Footer ===== */
.site-footer {
  background: #071529;
  color: rgba(255, 255, 255, 0.75);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .footer-logo {
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
}
.footer-brand .footer-logo span {
  color: var(--accent);
}
.footer-brand p {
  font-size: 14px;
  margin-top: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  padding: 5px 0;
}
.footer-col a:hover {
  color: var(--accent);
}
.footer-col p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}
.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  background: rgba(0, 0, 0, 0.25);
}

/* ===== Animations ===== */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .live-grid { grid-template-columns: repeat(2, 1fr); }
  .recommend-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .page-hero h1 { font-size: 42px; }
}
@media (max-width: 768px) {
  .nav-wrap { height: 64px; }
  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10, 30, 60, 0.98);
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 28px 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(-20px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-toggle { display: flex; }
  .nav-actions .btn-sm { display: none; }
  .page-hero { padding: 150px 0 80px; }
  .page-hero h1 { font-size: 34px; }
  .page-hero p { font-size: 15px; }
  .hero-stats { gap: 24px; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 28px; }
  .live-grid { grid-template-columns: 1fr; }
  .recommend-grid { grid-template-columns: 1fr 1fr; }
  .ranking-grid { grid-template-columns: 1fr; }
  .schedule-card { flex-direction: column; align-items: flex-start; }
  .cta-banner { padding: 40px 30px; }
  .cta-banner h2 { font-size: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 520px) {
  .container { width: 90%; }
  .page-hero h1 { font-size: 28px; letter-spacing: 1px; }
  .page-hero .hero-chip { font-size: 11px; }
  .hero-btns { flex-direction: column; align-items: center; }
  .hero-btns .btn { width: 100%; }
  .hero-stat strong { font-size: 24px; }
  .schedule-list::before { left: 16px; }
  .schedule-item { padding-left: 48px; }
  .schedule-dot { left: 11px; }
  .schedule-time { font-size: 14px; padding: 4px 10px; }
  .recommend-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-card { padding: 24px 18px; }
}

/* roulang page: article */
:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #eef2ff;
  --accent: #e63946;
  --accent-light: #fee2e2;
  --dark: #0f172a;
  --dark-2: #1e293b;
  --bg: #f6f7fb;
  --bg-white: #ffffff;
  --text: #1e293b;
  --text-light: #64748b;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 44px rgba(15, 23, 42, 0.12);
  --gap: 28px;
  --transition: all 0.3s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.brand { font-size: 22px; font-weight: 800; letter-spacing: -0.5px; color: #fff; display: flex; align-items: center; gap: 4px; }
.brand span { color: var(--accent); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #fff;
  box-shadow: 0 4px 20px rgba(79, 70, 229, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(79, 70, 229, 0.4);
}
.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.5);
  color: #fff;
}
.btn-outline:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.1);
}
.btn-dark {
  background: var(--dark);
  color: #fff;
}
.btn-dark:hover { background: var(--dark-2); transform: translateY(-2px); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn .fa { font-size: 14px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(6px);
}
.badge-accent {
  background: var(--accent);
  color: #fff;
  border: none;
  box-shadow: 0 4px 16px rgba(230, 57, 70, 0.3);
}
.tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 500;
  border: 1px solid rgba(79, 70, 229, 0.15);
  transition: var(--transition);
}
.tag:hover { background: var(--primary); color: #fff; }

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(255,255,255,0.94);
  box-shadow: 0 4px 24px rgba(15,23,42,0.08);
  border-bottom-color: transparent;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.site-header .brand { color: #f1f5f9; }
.site-header .brand span { color: #f87171; }
.site-header.scrolled .brand { color: var(--text); }
.site-header.scrolled .brand span { color: var(--accent); }
.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: #e2e8f0;
  transition: var(--transition);
  position: relative;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.08); }
.nav-link.active { color: #fff; background: rgba(255,255,255,0.14); }
.site-header.scrolled .nav-link { color: var(--text); }
.site-header.scrolled .nav-link:hover { color: var(--primary); background: var(--primary-light); }
.site-header.scrolled .nav-link.active { color: var(--primary); background: var(--primary-light); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.site-header .btn-primary { background: linear-gradient(135deg, #ef4444, #e63946); box-shadow: 0 4px 18px rgba(230, 57, 70, 0.35); }
.site-header.scrolled .btn-primary { background: linear-gradient(135deg, #4f46e5, #7c3aed); box-shadow: 0 4px 18px rgba(79,70,229,0.3); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: #fff;
  transition: var(--transition);
}
.site-header.scrolled .nav-toggle span { background: var(--text); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.article-hero {
  position: relative;
  min-height: 420px;
  padding: 160px 0 80px;
  background: var(--dark);
  color: #fff;
  overflow: hidden;
}
.article-hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center 30% / cover no-repeat;
  opacity: 0.3;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15,23,42,0.92) 0%, rgba(79,70,229,0.55) 60%, rgba(15,23,42,0.3) 100%);
}
.article-hero .container {
  position: relative;
  z-index: 2;
  max-width: 900px;
  text-align: center;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 20px;
}
.breadcrumb a { color: rgba(255,255,255,0.7); transition: var(--transition); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { color: rgba(255,255,255,0.4); }
.article-hero .badge { margin-bottom: 18px; }
.article-hero h1 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -1px;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}
.article-desc {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  max-width: 680px;
  margin: 0 auto 24px;
}
.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}
.meta-item { display: inline-flex; align-items: center; gap: 8px; }
.meta-item .fa { color: rgba(255,255,255,0.5); }

.article-main {
  padding: 60px 0 70px;
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 44px;
  align-items: start;
}
.article-content-wrap {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 44px 48px;
  border: 1px solid rgba(226,232,240,0.6);
}
.article-body { font-size: 16px; line-height: 1.9; color: var(--text); }
.article-body p { margin-bottom: 20px; }
.article-body h2 { font-size: 24px; font-weight: 700; margin: 36px 0 16px; color: var(--dark); line-height: 1.4; }
.article-body h3 { font-size: 20px; font-weight: 700; margin: 28px 0 12px; color: var(--dark); line-height: 1.4; }
.article-body h4 { font-size: 18px; font-weight: 600; margin: 24px 0 10px; color: var(--dark); }
.article-body img { border-radius: var(--radius); margin: 24px 0; box-shadow: var(--shadow); }
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--primary-dark); }
.article-body ul, .article-body ol { margin: 0 0 20px 24px; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote {
  border-left: 4px solid var(--primary);
  background: var(--primary-light);
  padding: 18px 24px;
  border-radius: 0 12px 12px 0;
  margin: 24px 0;
  color: var(--dark-2);
  font-style: italic;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}
.article-body th, .article-body td {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
}
.article-body th { background: var(--bg); font-weight: 600; }
.article-body code {
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 14px;
  font-family: 'SFMono-Regular', Consolas, monospace;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.article-footer-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 28px;
}
.article-footer-nav a {
  font-size: 14px;
  color: var(--text-light);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.article-footer-nav a:hover { color: var(--primary); }

.not-found-box {
  text-align: center;
  padding: 60px 20px;
}
.not-found-box h2 {
  font-size: 30px;
  color: var(--dark);
  margin-bottom: 12px;
}
.not-found-box p { color: var(--text-light); margin-bottom: 24px; }

.sidebar-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(226,232,240,0.6);
  padding: 28px;
  margin-bottom: 24px;
}
.sidebar-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary-light);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-card h3 .fa { color: var(--primary); }
.sidebar-info-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.sidebar-info-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text-light); }
.sidebar-info-list li .fa { color: var(--primary); margin-top: 4px; width: 16px; text-align: center; }
.sidebar-nav-list { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.sidebar-nav-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  background: var(--bg);
  transition: var(--transition);
}
.sidebar-nav-list a:hover { background: var(--primary-light); color: var(--primary); transform: translateX(4px); }
.sidebar-nav-list a .fa { font-size: 12px; color: var(--text-muted); }
.sidebar-nav-list a:hover .fa { color: var(--primary); }
.sidebar-tips { list-style: none; margin-top: 8px; }
.sidebar-tips li {
  font-size: 14px;
  color: var(--text-light);
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  line-height: 1.6;
}
.sidebar-tips li:last-child { border-bottom: none; }
.sidebar-tips li .fa { color: var(--accent); margin-right: 8px; }

.related-section {
  padding: 70px 0;
  background: var(--bg-white);
  border-top: 1px solid var(--border);
}
.section-head {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 44px;
}
.section-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}
.section-head p { color: var(--text-light); font-size: 15px; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.related-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(79,70,229,0.25);
}
.related-img { height: 190px; overflow: hidden; position: relative; }
.related-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.related-card:hover .related-img img { transform: scale(1.05); }
.related-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(15,23,42,0.4));
}
.related-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.related-body h3 { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.related-body p { font-size: 14px; color: var(--text-light); flex: 1; }
.link-more {
  margin-top: 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.related-card:hover .link-more { gap: 10px; }

.faq-section {
  padding: 70px 0;
}
.faq-grid {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.active { border-color: rgba(79,70,229,0.3); box-shadow: var(--shadow-lg); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  background: transparent;
  border: none;
  text-align: left;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}
.faq-q:hover { color: var(--primary); }
.faq-q .fa {
  color: var(--primary);
  font-size: 14px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.faq-item.active .fa-chevron-down { transform: rotate(180deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 24px;
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.8;
}
.faq-item.active .faq-a {
  max-height: 400px;
  padding: 0 24px 20px;
}

.cta-section {
  padding: 70px 0;
  background: linear-gradient(135deg, var(--dark) 0%, #312e81 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(230,57,70,0.15) 0%, transparent 70%);
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 650px;
  margin: 0 auto;
}
.cta-inner h2 { font-size: 30px; font-weight: 800; color: #fff; margin-bottom: 14px; }
.cta-inner p { color: rgba(255,255,255,0.7); font-size: 15px; margin-bottom: 28px; }
.cta-btns { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

.site-footer {
  background: var(--dark);
  color: #94a3b8;
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .footer-logo {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  display: inline-block;
  margin-bottom: 14px;
}
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 300px; }
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: #94a3b8;
  padding: 4px 0;
  transition: var(--transition);
}
.footer-col a:hover { color: #fff; padding-left: 4px; }
.footer-col p { font-size: 14px; line-height: 1.8; margin-bottom: 6px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #64748b;
}
.footer-bottom .container { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 6px; }

@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .sidebar-card { margin-bottom: 20px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(255,255,255,0.98);
    padding: 16px 24px 24px;
    gap: 4px;
    box-shadow: 0 16px 32px rgba(15,23,42,0.12);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.3s ease, padding 0.3s ease;
  }
  .main-nav.open {
    max-height: 400px;
    opacity: 1;
    padding: 16px 24px 24px;
  }
  .main-nav .nav-link {
    color: var(--text);
    padding: 12px 16px;
    border-radius: 10px;
    width: 100%;
    text-align: center;
  }
  .main-nav .nav-link:hover {
    color: var(--primary);
    background: var(--primary-light);
  }
  .main-nav .nav-link.active {
    color: var(--primary);
    background: var(--primary-light);
  }
  .article-hero { min-height: 360px; padding: 130px 0 60px; }
  .article-content-wrap { padding: 28px 24px; }
  .article-meta { gap: 14px; flex-direction: column; }
  .related-grid { grid-template-columns: 1fr; }
  .article-sidebar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-btns { flex-direction: column; }
  .cta-btns .btn { width: 100%; }
}

@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .nav-actions .btn-primary { display: none; }
  .article-hero h1 { font-size: 24px; }
  .article-content-wrap { padding: 20px 16px; border-radius: 16px; }
  .article-body { font-size: 15px; }
  .section-head h2 { font-size: 24px; }
  .cta-inner h2 { font-size: 24px; }
}

/* roulang page: category3 */
:root{
  --primary:#0a1f44;
  --primary-dark:#061530;
  --primary-light:#16356e;
  --accent:#e63946;
  --accent-hover:#c92f3b;
  --gold:#f5a623;
  --bg:#f4f6fb;
  --bg-alt:#ffffff;
  --bg-dark:#0a1225;
  --text:#1a2233;
  --text-light:#5a6478;
  --text-invert:#ffffff;
  --border:#e2e8f0;
  --border-light:#eef1f6;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 2px 8px rgba(10,31,68,.06);
  --shadow:0 8px 28px rgba(10,31,68,.08);
  --shadow-lg:0 16px 44px rgba(10,31,68,.14);
  --transition:.25s cubic-bezier(.4,0,.2,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:none}
a{text-decoration:none;color:inherit;transition:color var(--transition)}
button{font-family:inherit;border:none;background:none;cursor:pointer}
ul{list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;padding:12px 28px;border-radius:50px;transition:all var(--transition);line-height:1.4;white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(230,57,70,.28)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 10px 24px rgba(230,57,70,.34);color:#fff}
.btn-outline{border:2px solid rgba(255,255,255,.85);color:#fff;background:rgba(255,255,255,.06);backdrop-filter:blur(4px)}
.btn-outline:hover{background:rgba(255,255,255,.16);border-color:#fff;transform:translateY(-2px);color:#fff}
.btn-dark{background:var(--primary);color:#fff}
.btn-dark:hover{background:var(--primary-light);transform:translateY(-2px);color:#fff}
.btn-sm{padding:8px 20px;font-size:14px}
.btn-lg{padding:16px 38px;font-size:16px}
.section{padding:90px 0}
.section-head{max-width:720px;margin:0 auto 52px;text-align:center}
.section-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--accent);background:rgba(230,57,70,.08);padding:6px 18px;border-radius:20px;margin-bottom:16px}
.section-title{font-size:clamp(28px,4vw,40px);font-weight:800;color:var(--primary);line-height:1.25;letter-spacing:1px}
.section-sub{font-size:16px;color:var(--text-light);margin-top:14px;line-height:1.8}
.section-line{width:56px;height:4px;background:linear-gradient(90deg,var(--accent),var(--gold));border-radius:2px;margin:20px auto 0}

/* header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(6,21,48,.55);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08);transition:all var(--transition)}
.site-header.scrolled{background:rgba(6,21,48,.95);box-shadow:0 8px 30px rgba(0,0,0,.35);border-bottom-color:rgba(255,255,255,.1)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:72px;transition:height var(--transition)}
.site-header.scrolled .container{height:64px}
.brand{font-size:22px;font-weight:800;color:#fff;letter-spacing:1px;display:flex;align-items:baseline;gap:2px}
.brand span{color:var(--gold);font-weight:700}
.main-nav{display:flex;align-items:center;gap:6px;margin:0 24px}
.main-nav .nav-link{color:rgba(255,255,255,.82);font-size:15px;font-weight:500;padding:8px 16px;border-radius:30px;transition:all var(--transition)}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.1)}
.main-nav .nav-link.active{color:#fff;background:var(--accent);box-shadow:0 4px 14px rgba(230,57,70,.35)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-actions .btn{box-shadow:none}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,.1);padding:0 10px}
.nav-toggle span{display:block;height:2px;width:22px;background:#fff;border-radius:2px;transition:all var(--transition)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:1024px){
  .main-nav{position:fixed;top:72px;left:0;right:0;background:rgba(6,21,48,.98);flex-direction:column;align-items:stretch;padding:18px 24px;gap:8px;border-bottom:1px solid rgba(255,255,255,.08);transform:translateY(-130%);opacity:0;visibility:hidden;transition:all .3s ease;margin:0;backdrop-filter:blur(20px)}
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .main-nav .nav-link{color:#fff;padding:12px 20px;border-radius:12px;font-size:16px}
  .nav-toggle{display:flex}
}
@media(max-width:520px){
  .nav-actions .btn-sm{display:none}
}

/* page hero */
.page-hero{position:relative;min-height:54vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:140px 24px 80px;background:url('/assets/images/backpic/back-2.png') center center/cover no-repeat;color:#fff}
.page-hero::before{content:'';position:absolute;inset:0;background:linear-gradient(160deg,rgba(6,21,48,.88) 0%,rgba(10,31,68,.72) 45%,rgba(230,57,70,.32) 100%);z-index:1}
.page-hero .container{position:relative;z-index:2}
.page-hero .hero-tag{display:inline-block;font-size:13px;letter-spacing:3px;font-weight:700;color:var(--gold);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:6px 20px;border-radius:30px;backdrop-filter:blur(6px);margin-bottom:22px}
.page-hero h1{font-size:clamp(34px,5.6vw,58px);font-weight:800;letter-spacing:2px;line-height:1.2;text-shadow:0 4px 24px rgba(0,0,0,.3)}
.page-hero p{max-width:680px;margin:20px auto 0;font-size:17px;line-height:1.8;color:rgba(255,255,255,.9)}
.page-hero .hero-breadcrumb{margin-top:28px;font-size:14px;color:rgba(255,255,255,.65);display:flex;align-items:center;justify-content:center;gap:8px}
.page-hero .hero-breadcrumb a{color:rgba(255,255,255,.85)}
.page-hero .hero-breadcrumb a:hover{color:var(--gold)}
.page-hero .hero-breadcrumb span{color:var(--gold)}

/* stats band */
.stats-band{background:var(--primary);background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 60%,var(--primary-light) 100%);padding:56px 0;position:relative;overflow:hidden}
.stats-band::after{content:'';position:absolute;top:-60px;right:-60px;width:220px;height:220px;background:radial-gradient(circle,rgba(230,57,70,.3),transparent 70%);border-radius:50%}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative;z-index:2}
.stats-item{text-align:center;padding:24px 16px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(8px);transition:transform var(--transition)}
.stats-item:hover{transform:translateY(-6px);border-color:rgba(255,255,255,.25)}
.stats-item .num{font-size:clamp(30px,4vw,46px);font-weight:800;color:#fff;line-height:1.1}
.stats-item .num em{font-style:normal;color:var(--gold)}
.stats-item .label{font-size:14px;color:rgba(255,255,255,.75);margin-top:8px}
@media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}}
@media(max-width:520px){.stats-grid{grid-template-columns:1fr 1fr;gap:12px}.stats-item{padding:18px 10px}}

/* data insight cards */
.insight-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.insight-card{display:flex;flex-direction:column;background:var(--bg-alt);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:all var(--transition)}
.insight-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.insight-card .cover{position:relative;height:220px;overflow:hidden}
.insight-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.insight-card:hover .cover img{transform:scale(1.06)}
.insight-card .cover .badge{position:absolute;top:16px;left:16px;background:rgba(6,21,48,.85);color:#fff;font-size:12px;font-weight:600;padding:6px 14px;border-radius:20px;backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.15)}
.insight-card .body{padding:26px 28px;flex:1;display:flex;flex-direction:column}
.insight-card .body h3{font-size:20px;font-weight:700;color:var(--primary);margin-bottom:10px;line-height:1.4}
.insight-card .body p{font-size:14px;color:var(--text-light);line-height:1.75;margin-bottom:16px;flex:1}
.insight-card .meta{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--border-light)}
.insight-card .meta .date{font-size:13px;color:var(--text-light)}
.insight-card .meta .link{font-size:14px;font-weight:600;color:var(--accent)}
.insight-card .meta .link:hover{color:var(--accent-hover)}
@media(max-width:768px){.insight-grid{grid-template-columns:1fr;gap:20px}}

/* ranking */
.ranking-section{background:var(--bg-dark);background:linear-gradient(145deg,#0a1225,#0d1f3c 60%,#0a1f44);padding:90px 0;position:relative;overflow:hidden}
.ranking-section::before{content:'';position:absolute;bottom:-100px;left:-80px;width:320px;height:320px;background:radial-gradient(circle,rgba(245,166,35,.18),transparent 70%);border-radius:50%}
.ranking-section .section-title{color:#fff}
.ranking-section .section-sub{color:rgba(255,255,255,.7)}
.ranking-table{background:rgba(255,255,255,.04);backdrop-filter:blur(10px);border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.08);overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.3);position:relative;z-index:2}
.ranking-table .table-head,.ranking-table .table-row{display:grid;grid-template-columns:0.6fr 2.4fr 1fr 1fr 1fr 1fr 1fr;align-items:center;padding:14px 24px;gap:10px}
.ranking-table .table-head{background:rgba(255,255,255,.08);font-size:13px;font-weight:600;color:rgba(255,255,255,.65);letter-spacing:1px;text-transform:uppercase}
.ranking-table .table-row{border-top:1px solid rgba(255,255,255,.06);color:#fff;font-size:15px;transition:background var(--transition)}
.ranking-table .table-row:hover{background:rgba(255,255,255,.05)}
.ranking-table .table-row .rank{font-weight:800;font-size:18px;color:var(--gold)}
.ranking-table .table-row .team{font-weight:600;display:flex;align-items:center;gap:10px}
.ranking-table .table-row.promote{background:rgba(230,57,70,.08)}
.ranking-table .table-row .pts{font-weight:800;color:var(--gold)}
@media(max-width:768px){
  .ranking-table .table-head,.ranking-table .table-row{grid-template-columns:0.6fr 2fr 1fr 1fr;font-size:13px;padding:12px 16px}
  .ranking-table .table-head span:nth-child(5),.ranking-table .table-head span:nth-child(6),.ranking-table .table-head span:nth-child(7),.ranking-table .table-row span:nth-child(5),.ranking-table .table-row span:nth-child(6),.ranking-table .table-row span:nth-child(7){display:none}
}

/* process timeline */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative;counter-reset:step}
.process-grid::before{content:'';position:absolute;top:40px;left:12%;right:12%;height:2px;background:linear-gradient(90deg,var(--border),var(--accent),var(--border));border-radius:2px;z-index:0}
.process-item{position:relative;z-index:1;text-align:center;padding:0 8px}
.process-item .step-icon{width:80px;height:80px;margin:0 auto 20px;border-radius:50%;background:#fff;border:3px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:800;color:var(--accent);box-shadow:var(--shadow-sm);transition:all var(--transition)}
.process-item:hover .step-icon{border-color:var(--accent);transform:translateY(-4px);box-shadow:var(--shadow)}
.process-item h3{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:10px}
.process-item p{font-size:14px;color:var(--text-light);line-height:1.7}
@media(max-width:1024px){.process-grid{grid-template-columns:repeat(2,1fr);gap:30px}.process-grid::before{display:none}}
@media(max-width:520px){.process-grid{grid-template-columns:1fr}}

/* metrics */
.metrics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.metric-card{background:#fff;border:1px solid var(--border-light);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow-sm);transition:all var(--transition);display:flex;gap:18px;align-items:flex-start}
.metric-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.metric-card .icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;background:rgba(230,57,70,.1);color:var(--accent);flex-shrink:0}
.metric-card:nth-child(2) .icon{background:rgba(245,166,35,.12);color:var(--gold)}
.metric-card:nth-child(3) .icon{background:rgba(22,53,110,.1);color:var(--primary-light)}
.metric-card:nth-child(4) .icon{background:rgba(16,185,129,.1);color:#10b981}
.metric-card:nth-child(5) .icon{background:rgba(99,102,241,.1);color:#6366f1}
.metric-card:nth-child(6) .icon{background:rgba(236,72,153,.1);color:#ec4899}
.metric-card h3{font-size:17px;font-weight:700;color:var(--primary);margin-bottom:6px}
.metric-card p{font-size:14px;color:var(--text-light);line-height:1.7}
@media(max-width:768px){.metrics-grid{grid-template-columns:repeat(2,1fr);gap:16px}}
@media(max-width:520px){.metrics-grid{grid-template-columns:1fr}}

/* faq */
.faq-wrap{max-width:840px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border-light);border-radius:var(--radius);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--transition)}
.faq-item.active{box-shadow:var(--shadow);border-color:rgba(230,57,70,.25)}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 26px;font-size:16px;font-weight:600;color:var(--primary);text-align:left;background:none;transition:color var(--transition)}
.faq-question:hover{color:var(--accent)}
.faq-item.active .faq-question{color:var(--accent)}
.faq-question .arrow{width:22px;height:22px;border-radius:50%;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition);font-size:13px;color:var(--text-light)}
.faq-item.active .arrow{transform:rotate(45deg);border-color:var(--accent);color:var(--accent)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-answer p{padding:0 26px 24px;font-size:14px;line-height:1.8;color:var(--text-light)}
.faq-item.active .faq-answer{max-height:300px}

/* cta band */
.cta-band{position:relative;background:url('/assets/images/backpic/back-3.png') center center/cover no-repeat;padding:90px 0;text-align:center;color:#fff}
.cta-band::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,rgba(6,21,48,.94),rgba(10,31,68,.85) 50%,rgba(230,57,70,.55));z-index:1}
.cta-band .container{position:relative;z-index:2}
.cta-band h2{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:1px;margin-bottom:16px}
.cta-band p{font-size:16px;color:rgba(255,255,255,.85);max-width:620px;margin:0 auto 30px;line-height:1.8}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* footer */
.site-footer{background:var(--primary-dark);background:linear-gradient(160deg,#061530,#0a1f44);color:rgba(255,255,255,.8);padding-top:70px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px}
.footer-brand .footer-logo{font-size:24px;font-weight:800;color:#fff;letter-spacing:1px}
.footer-brand .footer-logo span{color:var(--gold)}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:320px}
.footer-col h4{font-size:16px;font-weight:700;color:#fff;margin-bottom:18px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;left:0;bottom:0;width:30px;height:3px;background:var(--accent);border-radius:2px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.65);padding:6px 0;transition:all var(--transition)}
.footer-col a:hover{color:var(--gold);padding-left:6px}
.footer-col p{font-size:14px;color:rgba(255,255,255,.6);line-height:1.8}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.45)}
.footer-bottom .container p{line-height:1.6}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr;gap:26px}}

/* responsive global */
@media(max-width:1024px){
  .section{padding:70px 0}
  .insight-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .section{padding:56px 0}
  .section-head{margin-bottom:36px}
  .insight-grid{grid-template-columns:1fr}
  .insight-card .cover{height:190px}
}
@media(max-width:520px){
  .container{padding:0 18px}
  .section{padding:48px 0}
  .btn{padding:11px 22px;font-size:14px}
  .page-hero{padding:120px 18px 60px}
  .page-hero h1{letter-spacing:1px}
}

/* roulang page: category2 */
:root {
  --primary: #e61b2d;
  --primary-dark: #c01321;
  --primary-light: #ff4d5a;
  --accent: #f5b301;
  --accent-light: #ffd75e;
  --navy: #0d1424;
  --navy-2: #141d33;
  --bg: #f6f7fb;
  --bg-white: #ffffff;
  --text: #1e2a3a;
  --text-weak: #5b6b7f;
  --border: #e2e8f0;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 10px 36px rgba(2, 8, 27, 0.08);
  --shadow-lg: 0 22px 60px rgba(2, 8, 27, 0.16);
  --transition: all 0.3s ease;
  --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}
button {
  font-family: inherit;
  border: none;
  cursor: pointer;
  background: none;
}
ul, ol {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ======= Header 导航 ======= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(13, 20, 36, 0.42);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(13, 20, 36, 0.94);
  border-bottom-color: rgba(255, 255, 255, 0.06);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.24);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand {
  font-size: 23px;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: 1px;
  white-space: nowrap;
}
.brand span {
  color: var(--accent);
  font-weight: 700;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  padding: 9px 16px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
  border-radius: 30px;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}
.nav-link.active {
  color: #ffffff;
  background: rgba(230, 27, 45, 0.85);
  border-color: rgba(230, 27, 45, 0.5);
  box-shadow: 0 4px 18px rgba(230, 27, 45, 0.3);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-actions .btn {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 30px;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(230, 27, 45, 0.28);
}
.nav-actions .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(230, 27, 45, 0.38);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: #ffffff;
  border-radius: 4px;
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ======= 按钮通用 ======= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 30px;
  font-size: 15px;
  font-weight: 700;
  border: 2px solid transparent;
  transition: var(--transition);
  line-height: 1.4;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 8px 24px rgba(230, 27, 45, 0.28);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(230, 27, 45, 0.38);
}
.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.75);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #fff;
  transform: translateY(-3px);
}
.btn-gold {
  background: linear-gradient(135deg, var(--accent), #e09b00);
  color: #0d1424;
  box-shadow: 0 8px 24px rgba(245, 179, 1, 0.28);
}
.btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(245, 179, 1, 0.38);
}
.btn-sm {
  padding: 9px 22px;
  font-size: 14px;
}

/* ======= 内页 Hero ======= */
.page-hero {
  position: relative;
  min-height: 440px;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(13, 20, 36, 0.95) 20%, rgba(100, 10, 24, 0.78) 65%, rgba(13, 20, 36, 0.55) 100%);
}
.page-hero .container {
  position: relative;
  z-index: 2;
  padding-top: 140px;
  padding-bottom: 70px;
  max-width: 1200px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 30px;
  padding: 7px 18px;
  color: var(--accent-light);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 22px;
}
.hero-badge i {
  color: var(--accent);
}
.page-hero h1 {
  font-size: 44px;
  line-height: 1.2;
  color: #ffffff;
  font-weight: 900;
  max-width: 700px;
  margin-bottom: 18px;
}
.page-hero h1 span {
  color: var(--accent);
}
.hero-desc {
  color: rgba(255, 255, 255, 0.88);
  font-size: 17px;
  max-width: 640px;
  margin-bottom: 30px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
}
.breadcrumb a:hover {
  color: var(--accent);
}
.breadcrumb i {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
}

/* ======= 板块样式 ======= */
.section {
  padding: 92px 0;
}
.section-alt {
  background: var(--bg-white);
}
.section-dark {
  background: var(--navy);
  position: relative;
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 54px;
}
.section-tag {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(230, 27, 45, 0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: 30px;
  margin-bottom: 16px;
  border: 1px solid rgba(230, 27, 45, 0.16);
}
.section-head h2 {
  font-size: 34px;
  line-height: 1.3;
  color: var(--text);
  font-weight: 900;
  margin-bottom: 14px;
}
.section-head p {
  font-size: 16px;
  color: var(--text-weak);
  line-height: 1.8;
}
.section-dark .section-head h2 {
  color: #ffffff;
}
.section-dark .section-head p {
  color: rgba(255, 255, 255, 0.68);
}
.section-dark .section-tag {
  background: rgba(245, 179, 1, 0.14);
  color: var(--accent-light);
  border-color: rgba(245, 179, 1, 0.28);
}

/* ======= 特点卡片 ======= */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.feature-card:hover::after {
  opacity: 1;
}
.feature-icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(230, 27, 45, 0.10), rgba(245, 179, 1, 0.10));
  color: var(--primary);
  font-size: 22px;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.75;
}

/* ======= 统计区 ======= */
.stats-bar {
  margin-top: 50px;
  background: linear-gradient(135deg, var(--navy), #1a2440);
  border-radius: var(--radius);
  padding: 44px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.stat-item {
  text-align: center;
}
.stat-item .num {
  font-size: 40px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
  letter-spacing: 1px;
}
.stat-item .label {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

/* ======= 观看方式卡片 ======= */
.ways-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.way-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.way-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.way-card .cover {
  height: 210px;
  overflow: hidden;
  position: relative;
}
.way-card .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.way-card:hover .cover img {
  transform: scale(1.06);
}
.way-card .cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(13, 20, 36, 0.45));
}
.way-card .body {
  padding: 26px 26px 28px;
}
.way-card .body h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.way-card .body h3 i {
  color: var(--primary);
  font-size: 17px;
}
.way-card .body p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.8;
  margin-bottom: 16px;
}
.way-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(230, 27, 45, 0.07);
  color: var(--primary);
  border: 1px solid rgba(230, 27, 45, 0.15);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 600;
}
.badge-accent {
  background: rgba(245, 179, 1, 0.12);
  color: #b88700;
  border-color: rgba(245, 179, 1, 0.3);
}

/* ======= 观赛流程 ======= */
.process-wrap {
  position: relative;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  counter-reset: process;
}
.process-step {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 30px 22px;
  text-align: center;
  position: relative;
  transition: var(--transition);
  backdrop-filter: blur(6px);
}
.process-step:hover {
  border-color: rgba(245, 179, 1, 0.5);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}
.step-num {
  width: 52px;
  height: 52px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 0 0 5px rgba(230, 27, 45, 0.18);
}
.process-step:nth-child(odd) .step-num {
  background: linear-gradient(135deg, var(--accent), #d99a00);
  box-shadow: 0 0 0 5px rgba(245, 179, 1, 0.16);
}
.process-step h3 {
  font-size: 17px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 8px;
}
.process-step p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.64);
  line-height: 1.65;
}
.process-note {
  text-align: center;
  margin-top: 34px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
}
.process-note i {
  color: var(--accent);
  margin-right: 6px;
}

/* ======= 热门赛事推荐 ======= */
.recommend-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.recommend-row {
  display: flex;
  gap: 24px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  align-items: center;
}
.recommend-row:hover {
  box-shadow: var(--shadow-lg);
  transform: translateX(6px);
  border-color: transparent;
}
.recommend-thumb {
  flex: 0 0 210px;
  height: 148px;
  position: relative;
  overflow: hidden;
}
.recommend-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.recommend-row:hover .recommend-thumb img {
  transform: scale(1.06);
}
.recommend-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(13, 20, 36, 0.4));
}
.recommend-info {
  flex: 1;
  padding: 26px 30px 26px 0;
}
.recommend-info .tags {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}
.recommend-info h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
}
.recommend-info p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  max-width: 620px;
}
.recommend-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-weak);
}
.recommend-meta i {
  color: var(--primary);
  margin-right: 5px;
}
.recommend-action {
  flex: 0 0 auto;
  padding-right: 30px;
}

/* ======= FAQ ======= */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: rgba(230, 27, 45, 0.28);
  box-shadow: 0 8px 24px rgba(2, 8, 27, 0.05);
}
.faq-item.active {
  border-color: rgba(230, 27, 45, 0.3);
  box-shadow: 0 10px 30px rgba(230, 27, 45, 0.06);
}
.faq-q {
  width: 100%;
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  text-align: left;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  background: transparent;
  transition: var(--transition);
}
.faq-q:hover {
  color: var(--primary);
}
.faq-q .faq-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(230, 27, 45, 0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.active .faq-icon {
  background: var(--primary);
  color: #ffffff;
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-a-inner {
  padding: 0 26px 24px;
  font-size: 15px;
  color: var(--text-weak);
  line-height: 1.85;
  border-top: 1px solid var(--border);
  padding-top: 18px;
  margin: 0 26px 0;
  padding-left: 0;
  padding-right: 0;
}

/* ======= CTA 联系 ======= */
.cta-section {
  position: relative;
  background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  padding: 0;
}
.cta-box {
  position: relative;
  background: linear-gradient(135deg, rgba(13, 20, 36, 0.92), rgba(160, 15, 30, 0.82));
  border-radius: 28px;
  padding: 70px 54px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -30%;
  width: 70%;
  height: 200%;
  background: radial-gradient(circle, rgba(245, 179, 1, 0.12), transparent 60%);
  pointer-events: none;
}
.cta-box h2 {
  font-size: 34px;
  color: #ffffff;
  font-weight: 900;
  margin-bottom: 14px;
  position: relative;
}
.cta-box h2 span {
  color: var(--accent);
}
.cta-box p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto 30px;
  position: relative;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
}
.cta-contact {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  position: relative;
}
.cta-contact i {
  color: var(--accent);
  margin-right: 6px;
}

/* ======= 页脚 ======= */
.site-footer {
  background: #0b1220;
  color: rgba(255, 255, 255, 0.72);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
  gap: 44px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .footer-logo {
  font-size: 24px;
  font-weight: 900;
  color: #fff;
  display: inline-block;
  margin-bottom: 16px;
}
.footer-brand .footer-logo span {
  color: var(--accent);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  max-width: 320px;
}
.footer-col h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 3px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}
.footer-col a {
  display: block;
  padding: 6px 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 14px;
  transition: var(--transition);
}
.footer-col a:hover {
  color: var(--accent);
  padding-left: 6px;
}
.footer-col p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.58);
  padding: 5px 0;
}
.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.46);
}

/* ======= 响应式 ======= */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ways-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .recommend-thumb {
    flex-basis: 180px;
  }
}
@media (max-width: 860px) {
  .nav-toggle {
    display: flex;
  }
  .main-nav {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    padding: 96px 28px 32px;
    background: rgba(13, 20, 36, 0.98);
    backdrop-filter: blur(20px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    transition: right 0.4s cubic-bezier(0.65, 0.05, 0.36, 1);
    gap: 10px;
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.4);
  }
  .main-nav.open {
    right: 0;
  }
  .nav-link {
    width: 100%;
    font-size: 16px;
    padding: 12px 16px;
    border-radius: 12px;
  }
  .page-hero {
    min-height: 420px;
  }
  .page-hero h1 {
    font-size: 34px;
  }
  .section {
    padding: 68px 0;
  }
  .section-head h2 {
    font-size: 28px;
  }
  .recommend-row {
    flex-direction: column;
    align-items: stretch;
  }
  .recommend-thumb {
    flex: none;
    height: 190px;
  }
  .recommend-info {
    padding: 22px 24px 8px;
  }
  .recommend-action {
    padding: 0 24px 24px;
  }
  .cta-box {
    padding: 50px 28px;
  }
  .cta-box h2 {
    font-size: 28px;
  }
}
@media (max-width: 600px) {
  .container {
    padding: 0 18px;
  }
  .nav-wrap {
    height: 66px;
  }
  .brand {
    font-size: 19px;
  }
  .nav-actions .btn-sm {
    display: none;
  }
  .page-hero h1 {
    font-size: 27px;
  }
  .hero-desc {
    font-size: 15px;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .ways-grid {
    grid-template-columns: 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .stats-bar {
    grid-template-columns: 1fr 1fr;
    padding: 30px 24px;
  }
  .stat-item .num {
    font-size: 30px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .cta-contact {
    flex-direction: column;
    gap: 8px;
  }
  .breadcrumb {
    font-size: 13px;
  }
  .recommend-info h3 {
    font-size: 18px;
  }
  .faq-q {
    font-size: 15px;
    padding: 18px 20px;
  }
  .faq-a-inner {
    margin: 0 20px;
  }
}