/* roulang page: index */
:root{
  --brand:#F4511E;--brand-deep:#C93A0F;--ink:#0E3B32;--paper:#FFF9F2;--paper-2:#FFF1E4;
  --line:#E8D9C8;--accent:#FFC24B;--muted:#6B6259;
  --r:20px;--r-lg:24px;
  --shadow:0 2px 0 rgba(14,59,50,.04),0 12px 28px -18px rgba(14,59,50,.35);
  --shadow-hover:0 2px 0 rgba(14,59,50,.05),0 20px 36px -18px rgba(14,59,50,.45);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.28}
p{margin:0}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
section[id]{scroll-margin-top:92px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sec{padding:72px 0}
.sec--line{border-top:1px dashed var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.sec-head h2{font-size:28px}
.sec-lead{color:var(--muted);font-size:14px;max-width:560px;margin-top:10px}
.link-more{font-size:14px;font-weight:700;color:var(--brand);border-bottom:1.5px solid var(--brand);padding-bottom:2px}
.link-more:hover{color:var(--brand-deep);border-color:var(--brand-deep)}
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;background:var(--accent);color:var(--ink);font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}
.tag{display:inline-block;padding:2px 10px;border-radius:999px;border:1px solid var(--line);background:var(--paper-2);font-size:12px;font-weight:600;line-height:1.6}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:12px;font-weight:700;font-size:15px;transition:transform .2s ease-out,background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 20px -12px rgba(244,81,30,.9)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,249,242,.94);backdrop-filter:blur(10px);border-bottom:1px dashed var(--line);transition:box-shadow .2s ease-out}
.site-header.is-scrolled{box-shadow:0 10px 24px -22px rgba(14,59,50,.8)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand-deep) 65%,var(--ink) 130%);color:#fff;display:grid;place-items:center;font-weight:800;font-size:21px;letter-spacing:-.03em}
.brand-text strong{display:block;font-size:18px;font-weight:800;line-height:1.2}
.brand-text span{display:block;font-size:12px;color:var(--muted)}
.main-nav{display:flex;align-items:center;gap:26px}
.main-nav a{position:relative;font-size:15px;font-weight:600;padding:6px 0}
.main-nav a::after{content:"";position:absolute;left:50%;bottom:-3px;width:60%;height:2px;background:var(--brand);transform:translateX(-50%) scaleX(0);transition:transform .2s ease-out}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:translateX(-50%) scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;align-items:center;justify-content:center}
.nav-toggle i{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle i::before,.nav-toggle i::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.nav-toggle i::before{top:-6px}
.nav-toggle i::after{top:6px}
.drawer{position:fixed;inset:0;z-index:90;display:none}
.drawer.is-open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(14,59,50,.45)}
.drawer-panel{position:absolute;top:0;right:0;width:min(320px,84vw);height:100%;background:var(--paper);padding:24px;display:flex;flex-direction:column;gap:4px;box-shadow:-16px 0 40px -26px rgba(14,59,50,.8);overflow-y:auto}
.drawer-panel h3{font-size:16px;margin-bottom:12px}
.drawer-panel a{padding:12px 0;font-size:15px;font-weight:600;border-bottom:1px dashed var(--line)}
.drawer-panel .btn{margin-top:16px;width:100%}

/* hero */
.hero{position:relative;overflow:hidden;padding:64px 0 72px;color:#fff;background:linear-gradient(135deg,#F4511E 0%,#C93A0F 55%,#0E3B32 130%)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.45;background-image:linear-gradient(rgba(255,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.09) 1px,transparent 1px);background-size:44px 44px}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.kicker{display:inline-block;padding:4px 14px;border:1px solid rgba(255,255,255,.4);border-radius:999px;font-size:12px;letter-spacing:.16em;font-weight:700;color:rgba(255,255,255,.9)}
.hero h1{font-size:46px;line-height:1.16;margin:16px 0 12px}
.hl{color:var(--accent)}
.hero-sub{font-size:18px;font-weight:700}
.hero-desc{font-size:15px;color:rgba(255,255,255,.86);margin-top:14px;max-width:580px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero .btn-ghost{border-color:rgba(255,255,255,.8);color:#fff}
.hero .btn-ghost:hover{background:#fff;color:var(--ink)}
.check-row{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;font-size:14px;color:rgba(255,255,255,.92)}
.check-row li{display:flex;align-items:center;gap:8px}
.check-row li::before{content:"✓";width:18px;height:18px;border-radius:50%;background:var(--accent);color:var(--ink);display:grid;place-items:center;font-size:11px;font-weight:800}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r-lg);box-shadow:0 34px 60px -32px rgba(0,0,0,.7)}
.hero-badges{position:absolute;left:-14px;bottom:22px;display:flex;flex-direction:column;gap:8px;align-items:flex-start}

/* cards */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}

/* why */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.why-main{grid-column:1/-1;display:grid;grid-template-columns:1.15fr .85fr;overflow:hidden}
.why-main-body{padding:34px 34px 30px}
.why-main h3{font-size:22px}
.why-main p{color:var(--muted);font-size:14px;margin:12px 0 18px;max-width:440px}
.why-main img{width:100%;height:100%;min-height:230px;object-fit:cover}
.why-card{padding:28px}
.why-card h3{font-size:19px}
.why-card p{color:var(--muted);font-size:14px;margin:12px 0 18px}

/* live cards */
.live-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.live-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out}
.live-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.live-cover{position:relative;overflow:hidden}
.live-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease-out}
.live-card:hover .live-cover img{transform:scale(1.03)}
.live-cover .badge{position:absolute;top:10px;left:10px}
.live-body{padding:14px 16px 16px}
.live-body h3{font-size:16px}
.live-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:8px;font-size:13px;color:var(--muted)}
.live-time{margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);font-size:12px;color:var(--muted)}
.live-grid > li:first-child{grid-column:span 2;grid-row:span 2}
.live-grid > li:first-child .live-cover img{aspect-ratio:auto;height:300px}
.live-grid > li:first-child .live-body{padding:18px 20px 20px}
.live-grid > li:first-child h3{font-size:21px}
.live-grid > li:first-child .live-meta{font-size:14px}
.live-grid > li:first-child .live-time{margin-top:14px;font-size:13px}

/* schedule */
.sched-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sched-card{display:flex;align-items:center;gap:14px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out}
.sched-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.sched-time{flex:0 0 62px;text-align:center;border-right:1px dashed var(--line);padding-right:12px}
.sched-time strong{display:block;font-size:24px;line-height:1;font-variant-numeric:tabular-nums}
.sched-time span{display:block;font-size:12px;color:var(--muted);margin-top:6px}
.sched-thumb{flex:0 0 64px}
.sched-thumb img{width:64px;height:64px;border-radius:12px;object-fit:cover}
.sched-info h3{font-size:15px}
.sched-info p{font-size:12px;color:var(--muted);margin-top:4px}

/* scene */
.scene{background:var(--ink);color:#fff;padding:72px 0}
.scene h2{color:#fff}
.scene .sec-lead{color:rgba(255,255,255,.72)}
.scene-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:center}
.scene-tabs li{padding:16px 20px;border:1px solid rgba(255,255,255,.16);border-radius:16px;margin-bottom:12px;transition:background .2s ease-out,border-color .2s ease-out}
.scene-tabs li.on{background:rgba(255,255,255,.1);border-color:var(--accent)}
.scene-tabs h3{font-size:16px;color:#fff}
.scene-tabs p{font-size:13px;color:rgba(255,255,255,.7);margin-top:4px}
.player{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.16);background:#08281f}
.player-top{display:flex;align-items:center;gap:10px;padding:12px 16px;background:rgba(0,0,0,.32);font-size:13px;color:rgba(255,255,255,.86)}
.player-top .badge{margin-left:auto}
.player img{width:100%;aspect-ratio:16/10;object-fit:cover}
.danmu{position:absolute;right:14px;bottom:14px;display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.danmu span{padding:4px 12px;border-radius:999px;background:rgba(0,0,0,.55);font-size:12px;color:#fff}

/* category */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.cat-card{padding:22px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--brand)}
.cat-card h3{font-size:17px}
.cat-card p{font-size:13px;color:var(--muted);margin:10px 0 14px}

/* rank */
.rank-wrap{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.rank-item{display:flex;align-items:center;gap:14px;padding:13px 12px;border-bottom:1px dashed var(--line);transition:background .2s ease-out}
.rank-item:hover{background:var(--paper-2)}
.rank-no{flex:0 0 36px;height:36px;border-radius:10px;display:grid;place-items:center;font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;border:1.5px solid var(--line);color:var(--muted)}
.rank-item.top .rank-no{background:var(--brand);border-color:var(--brand);color:#fff}
.rank-name{font-weight:700;font-size:15px}
.rank-sub{font-size:12px;color:var(--muted)}
.rank-item .badge{margin-left:auto}

/* social */
.stat-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:28px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);text-align:center;margin-bottom:28px}
.stat-bar strong{display:block;font-size:32px;font-variant-numeric:tabular-nums;color:var(--brand);line-height:1.2}
.stat-bar span{font-size:13px;color:var(--muted)}
.quote-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.quote{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.stars{color:var(--brand);font-size:13px;letter-spacing:2px}
.quote p{font-size:14px;color:var(--muted);margin-top:10px}
.quote cite{display:block;margin-top:14px;font-style:normal;font-weight:700;font-size:13px}

/* compare */
.cmp{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}
.cmp-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;border-bottom:1px solid var(--line)}
.cmp-row:last-child{border-bottom:0}
.cmp-row > div{padding:16px 20px;font-size:14px;display:flex;align-items:center;gap:8px}
.cmp-row > div + div{border-left:1px solid var(--line)}
.cmp-head{background:var(--paper-2);font-weight:800;font-size:13px}
.cmp-head > div + div{color:var(--brand)}
.cmp-mark{width:20px;height:20px;flex:0 0 auto;border-radius:50%;display:inline-grid;place-items:center;font-size:11px;font-weight:800}
.cmp-mark.yes{background:var(--brand);color:#fff}
.cmp-mark.no{background:#EDE6DC;color:var(--muted)}

/* news */
.news-list li{display:grid;grid-template-columns:96px 1fr;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line)}
.news-list img{width:96px;height:72px;border-radius:12px;object-fit:cover}
.news-list h3{font-size:16px}
.news-list p{font-size:13px;color:var(--muted);margin-top:6px}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:8px;font-size:12px;color:var(--muted)}

/* topic */
.topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.topic{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);transition:transform .2s ease-out,box-shadow .2s ease-out}
.topic:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.topic h3{font-size:16px}
.topic p{font-size:13px;color:var(--muted);margin-top:6px}

/* faq */
.faq-list li{display:grid;grid-template-columns:.85fr 1.15fr;gap:32px;padding:22px 0;border-bottom:1px dashed var(--line)}
.faq-q{font-size:17px;font-weight:800}
.faq-q span{color:var(--brand);margin-right:6px}
.faq-a{font-size:14px;color:var(--muted)}

/* guard */
.guard{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:24px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r)}
.guard li{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:700}
.guard li::before{content:"✓";width:20px;height:20px;flex:0 0 auto;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:11px;font-weight:800}

/* sticky cta */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:70;background:#fff;border-top:1px dashed var(--line);box-shadow:0 -14px 30px -26px rgba(14,59,50,.85);transform:translateY(110%);transition:transform .25s ease-out}
.sticky-cta.is-visible{transform:translateY(0)}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.sticky-inner p{font-size:14px;font-weight:700;display:flex;align-items:center;gap:10px;flex-wrap:wrap}

/* footer */
.site-footer{background:var(--ink);color:#fff;margin-top:0}
.footer-bar{height:6px;background:linear-gradient(135deg,var(--brand),var(--brand-deep) 55%,var(--ink) 130%)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding:52px 0 40px}
.footer-grid h4{font-size:14px;letter-spacing:.06em;color:var(--accent);margin-bottom:16px}
.footer-grid li{margin-bottom:10px}
.footer-grid a{font-size:14px;color:rgba(255,255,255,.75)}
.footer-grid a:hover{color:#fff}
.footer-about{font-size:13px;color:rgba(255,255,255,.68);margin-top:16px;max-width:300px}
.footer-form{display:flex;gap:8px;margin-top:4px}
.footer-form input{flex:1;min-width:0;height:44px;padding:0 14px;border-radius:12px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);color:#fff;font-size:14px}
.footer-form input::placeholder{color:rgba(255,255,255,.5)}
.footer-form button{height:44px;padding:0 16px;border-radius:12px;background:var(--brand);color:#fff;font-weight:700;font-size:14px;transition:background .2s ease-out}
.footer-form button:hover{background:var(--brand-deep)}
.footer-bottom{padding:22px 0 28px;border-top:1px dashed rgba(255,255,255,.2);font-size:13px;color:rgba(255,255,255,.6)}

@media (max-width:1024px){
  .main-nav,.header-actions{display:none}
  .nav-toggle{display:inline-flex}
  .sec,.scene{padding:56px 0}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero h1{font-size:40px}
  .hero-media img{aspect-ratio:16/10}
  .live-grid{grid-template-columns:repeat(3,1fr)}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .quote-grid{grid-template-columns:1fr 1fr}
  .sched-grid{grid-template-columns:1fr 1fr}
  .scene-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .sec,.scene{padding:44px 0}
  .sec-head h2{font-size:23px}
  .hero{padding:44px 0 52px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:16px}
  .why-grid{grid-template-columns:1fr}
  .why-main{grid-template-columns:1fr}
  .why-main img{min-height:200px;order:-1}
  .live-grid{grid-template-columns:1fr 1fr;gap:16px}
  .live-grid > li:first-child{grid-column:1/-1;grid-row:auto}
  .live-grid > li:first-child .live-cover img{height:200px}
  .cat-grid{grid-template-columns:1fr 1fr}
  .rank-wrap{grid-template-columns:1fr;gap:0}
  .stat-bar{grid-template-columns:1fr;gap:16px;padding:22px}
  .quote-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .faq-list li{grid-template-columns:1fr;gap:10px;padding:18px 0}
  .guard{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 28px}
  .sticky-cta{transform:translateY(0)}
  .sticky-cta .btn{padding:0 16px;font-size:14px}
  body{padding-bottom:68px}
  .news-list li{grid-template-columns:80px 1fr;gap:14px}
  .news-list img{width:80px;height:62px}
}
@media (max-width:520px){
  .brand-mark{width:46px;height:46px;border-radius:12px;font-size:18px}
  .brand-text strong{font-size:16px}
  .brand-text span{font-size:11px}
  .hero h1{font-size:28px}
  .hero-desc{font-size:14px}
  .hero-actions .btn{width:100%}
  .check-row{gap:8px 16px;font-size:13px}
  .live-grid{grid-template-columns:1fr}
  .live-grid > li:first-child .live-cover img{height:180px}
  .cat-grid{grid-template-columns:1fr}
  .sched-grid{grid-template-columns:1fr}
  .cmp-row{grid-template-columns:1fr 1fr 1fr}
  .cmp-row > div{padding:12px 10px;font-size:12px;gap:6px}
  .cmp-head{font-size:11px}
  .guard{grid-template-columns:1fr}
  .sticky-inner p{font-size:13px}
  .sticky-inner .badge{display:none}
}