/* roulang page: index */
:root{
  --c-bg:#0b0710;
  --c-bg-alt:#140b1c;
  --c-surface:#1c1226;
  --c-surface-2:#241530;
  --c-border:rgba(255,220,140,.14);
  --c-text:#f6ecd8;
  --c-muted:#b6a48f;
  --c-primary:#ffcf3a;
  --c-primary-2:#ff7a59;
  --c-accent:#ff3d7f;
  --c-gold:#ffd97a;
  --grad-hero:linear-gradient(135deg,rgba(255,61,127,.85) 0%,rgba(255,122,89,.75) 50%,rgba(255,207,58,.7) 100%);
  --grad-btn:linear-gradient(135deg,#ffcf3a 0%,#ff7a59 60%,#ff3d7f 100%);
  --grad-card:linear-gradient(160deg,#1e1229 0%,#2a1638 100%);
  --r-sm:8px;--r-md:14px;--r-lg:22px;--r-xl:32px;
  --sh-1:0 6px 18px rgba(0,0,0,.35);
  --sh-2:0 18px 40px rgba(255,61,127,.18);
  --sh-3:0 24px 60px rgba(0,0,0,.55);
  --sp-1:8px;--sp-2:14px;--sp-3:20px;--sp-4:32px;--sp-5:52px;--sp-6:80px;
  --ff:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --tr:.28s ease;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--ff);
  color:var(--c-text);
  background:radial-gradient(1200px 800px at 10% -10%,rgba(255,61,127,.18),transparent 60%),
             radial-gradient(1000px 700px at 100% 0%,rgba(255,207,58,.12),transparent 55%),
             var(--c-bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:var(--c-gold);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--c-primary)}
img{max-width:100%;display:block;border:0}
button{font-family:inherit;cursor:pointer;border:0}
input,textarea,select{font-family:inherit}
::selection{background:var(--c-accent);color:#fff}

.container{max-width:1240px;margin:0 auto;padding:0 24px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--c-primary);font-weight:700}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--c-primary);border-radius:2px}
.section-title{font-size:36px;line-height:1.25;margin:10px 0 12px;font-weight:800;letter-spacing:-.5px}
.section-sub{color:var(--c-muted);font-size:16px;max-width:720px;margin:0 auto 40px;text-align:center}
.section{padding:var(--sp-6) 0;position:relative}
.section-head{text-align:center;margin-bottom:44px}

/* header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,7,16,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-border);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:20px;color:#fff;letter-spacing:.5px}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-btn);
  display:grid;place-items:center;font-size:20px;color:#231000;font-weight:900;
  box-shadow:0 6px 18px rgba(255,122,89,.45);
}
.nav-list{display:flex;gap:6px;align-items:center;list-style:none;margin:0;padding:0}
.nav-list a{
  display:inline-block;padding:10px 16px;border-radius:999px;
  color:#e9dcc4;font-size:15px;font-weight:600;transition:all var(--tr);
}
.nav-list a:hover{background:rgba(255,207,58,.1);color:#fff}
.nav-list a.active{background:var(--grad-btn);color:#231000;box-shadow:0 6px 16px rgba(255,122,89,.35)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;background:var(--grad-btn);color:#231000;font-weight:800;box-shadow:var(--sh-2);transition:transform var(--tr)}
.nav-cta:hover{transform:translateY(-2px);color:#231000}
.nav-toggle{display:none;background:transparent;color:#fff;font-size:26px;padding:6px 10px;border-radius:8px}
.age-bar{background:linear-gradient(90deg,#3a0f22,#4a1832);color:#ffd9b0;font-size:13px;text-align:center;padding:8px 16px;letter-spacing:.05em;border-bottom:1px solid rgba(255,207,58,.1)}
.age-bar strong{color:var(--c-primary)}

/* hero */
.hero{
  position:relative;
  padding:96px 0 110px;
  overflow:hidden;
  background:
    linear-gradient(180deg,rgba(11,7,16,.55) 0%,rgba(11,7,16,.85) 70%,var(--c-bg) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 400px at 20% 30%,rgba(255,61,127,.28),transparent 60%),
             radial-gradient(500px 400px at 85% 70%,rgba(255,207,58,.2),transparent 60%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border-radius:999px;background:rgba(255,207,58,.14);border:1px solid rgba(255,207,58,.35);color:var(--c-gold);font-size:13px;font-weight:600;margin-bottom:22px}
.hero-tag span{width:8px;height:8px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 12px var(--c-primary)}
.hero h1{
  font-size:clamp(34px,4.4vw,58px);
  line-height:1.1;
  margin:0 0 20px;
  font-weight:900;
  letter-spacing:-1px;
  background:linear-gradient(135deg,#fff 0%,#ffe6a8 50%,#ff9db3 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:18px;color:#e9dcc4;max-width:560px;margin:0 0 32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:14px;font-weight:800;font-size:15px;
  transition:all var(--tr);letter-spacing:.02em;
}
.btn-primary{background:var(--grad-btn);color:#231000;box-shadow:var(--sh-2)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 22px 46px rgba(255,61,127,.35);color:#231000}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,207,58,.55)}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap}
.hero-stats .s{display:flex;flex-direction:column}
.hero-stats .n{font-size:28px;font-weight:900;color:var(--c-primary);letter-spacing:-.5px}
.hero-stats .l{font-size:13px;color:var(--c-muted);margin-top:4px}
.hero-visual{position:relative}
.hero-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--sh-3);
  transform:rotate(-1deg);
  border:1px solid rgba(255,207,58,.15);
}
.hero-card img{width:100%;height:460px;object-fit:cover;filter:saturate(1.1)}
.hero-card .badge-live{
  position:absolute;top:20px;left:20px;
  background:rgba(255,61,127,.9);color:#fff;padding:6px 14px;border-radius:999px;
  font-size:12px;font-weight:800;letter-spacing:.1em;
  display:flex;align-items:center;gap:6px;
}
.hero-card .badge-live::before{content:"";width:8px;height:8px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-card .play-btn{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:80px;height:80px;border-radius:50%;
  background:rgba(255,207,58,.95);color:#231000;
  display:grid;place-items:center;font-size:30px;font-weight:900;
  box-shadow:0 12px 40px rgba(255,207,58,.55);
  cursor:pointer;transition:transform var(--tr);
}
.hero-card .play-btn:hover{transform:translate(-50%,-50%) scale(1.1)}
.hero-card .card-meta{
  position:absolute;left:0;right:0;bottom:0;padding:22px 22px 20px;
  background:linear-gradient(180deg,transparent,rgba(0,0,0,.85));
}
.hero-card .card-meta h3{margin:0 0 6px;font-size:20px;color:#fff}
.hero-card .card-meta p{margin:0;color:#d8c8ae;font-size:13px}
.hero-float{
  position:absolute;left:-30px;bottom:-24px;
  background:var(--c-surface);border:1px solid var(--c-border);
  padding:14px 18px;border-radius:16px;box-shadow:var(--sh-1);
  display:flex;align-items:center;gap:12px;
  transform:rotate(2deg);
}
.hero-float .dot{width:38px;height:38px;border-radius:12px;background:var(--grad-btn);display:grid;place-items:center;font-size:18px}
.hero-float .txt strong{display:block;color:#fff;font-size:14px}
.hero-float .txt span{color:var(--c-muted);font-size:12px}

/* category grid */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cat-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:3/4;
  background:var(--grad-card);
  border:1px solid var(--c-border);
  transition:transform var(--tr),box-shadow var(--tr);
  display:block;
}
.cat-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.cat-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,7,16,.2) 0%,rgba(11,7,16,.9) 90%);
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2)}
.cat-card:hover img{transform:scale(1.08)}
.cat-info{position:absolute;left:0;right:0;bottom:0;padding:22px;z-index:2}
.cat-tag{display:inline-block;padding:4px 10px;background:rgba(255,207,58,.2);border:1px solid rgba(255,207,58,.4);color:var(--c-gold);border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.1em;margin-bottom:10px}
.cat-info h3{margin:0 0 6px;color:#fff;font-size:20px;font-weight:800}
.cat-info p{margin:0 0 12px;color:#d1c0a5;font-size:13px;line-height:1.5}
.cat-more{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-size:13px;font-weight:700}

/* features */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{
  background:var(--grad-card);
  border:1px solid var(--c-border);
  border-radius:var(--r-lg);
  padding:32px 28px;
  transition:all var(--tr);
  position:relative;overflow:hidden;
}
.feature::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--grad-btn);opacity:0;transition:opacity var(--tr);
}
.feature:hover{transform:translateY(-4px);border-color:rgba(255,207,58,.35);box-shadow:var(--sh-1)}
.feature:hover::before{opacity:1}
.feature-icon{
  width:52px;height:52px;border-radius:14px;
  background:rgba(255,207,58,.14);
  display:grid;place-items:center;font-size:24px;color:var(--c-primary);
  margin-bottom:18px;
}
.feature h3{margin:0 0 10px;font-size:19px;color:#fff}
.feature p{margin:0;color:var(--c-muted);font-size:14.5px}

/* trending */
.trend-wrap{display:grid;grid-template-columns:1.4fr .9fr;gap:36px}
.trend-main{background:var(--grad-card);border:1px solid var(--c-border);border-radius:var(--r-lg);overflow:hidden;position:relative}
.trend-main img{width:100%;height:420px;object-fit:cover}
.trend-main .overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(11,7,16,.95) 100%)}
.trend-main .info{position:absolute;left:0;right:0;bottom:0;padding:32px}
.trend-main .rank{display:inline-block;background:var(--grad-btn);color:#231000;padding:4px 12px;border-radius:6px;font-size:12px;font-weight:900;letter-spacing:.1em;margin-bottom:14px}
.trend-main h3{margin:0 0 10px;font-size:26px;color:#fff}
.trend-main .meta-row{display:flex;gap:16px;color:#c9b898;font-size:13px;margin-bottom:10px}
.trend-main .meta-row span::before{content:"● ";color:var(--c-primary);font-size:8px;vertical-align:middle;margin-right:4px}
.trend-main p{margin:0;color:#d8c8ae;font-size:14.5px;max-width:520px}
.trend-list{display:flex;flex-direction:column;gap:16px}
.trend-item{
  display:flex;gap:16px;padding:14px;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-md);
  transition:all var(--tr);
}
.trend-item:hover{background:var(--c-surface-2);border-color:rgba(255,207,58,.3);transform:translateX(4px)}
.trend-item .th{position:relative;flex:0 0 110px}
.trend-item .th img{width:110px;height:78px;object-fit:cover;border-radius:8px}
.trend-item .th .num{position:absolute;top:-4px;left:-4px;background:var(--c-accent);color:#fff;font-size:11px;font-weight:900;padding:2px 8px;border-radius:6px}
.trend-item .body{flex:1;min-width:0}
.trend-item h4{margin:0 0 6px;font-size:15px;color:#fff;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.trend-item .m{color:var(--c-muted);font-size:12px;display:flex;gap:10px}
.trend-item .m .hot{color:var(--c-accent);font-weight:700}

/* updates list from CMS */
.updates-wrap{background:var(--c-bg-alt);border-top:1px solid var(--c-border);border-bottom:1px solid var(--c-border)}
.updates-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.update-item{
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:22px 26px;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-md);
  transition:all var(--tr);
}
.update-item:hover{border-color:rgba(255,207,58,.4);background:var(--c-surface-2);transform:translateY(-2px)}
.update-item .u-body{flex:1;min-width:0}
.update-item .u-cat{display:inline-block;padding:2px 10px;background:rgba(255,61,127,.15);color:#ff8fb3;border-radius:6px;font-size:11px;font-weight:700;margin-bottom:8px;letter-spacing:.05em}
.update-item h4{margin:0 0 6px;font-size:16px;color:#fff;font-weight:700;line-height:1.5;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
.update-item .u-meta{color:var(--c-muted);font-size:12.5px}
.update-item .u-arrow{flex:0 0 40px;width:40px;height:40px;border-radius:50%;background:rgba(255,207,58,.1);color:var(--c-primary);display:grid;place-items:center;font-size:18px;transition:all var(--tr)}
.update-item:hover .u-arrow{background:var(--grad-btn);color:#231000;transform:rotate(-45deg)}
.empty-list{padding:60px 20px;text-align:center;color:var(--c-muted);grid-column:1/-1;background:var(--c-surface);border-radius:var(--r-md);border:1px dashed var(--c-border)}

/* showcase */
.showcase{
  background:
    linear-gradient(180deg,rgba(11,7,16,.85),rgba(11,7,16,.95)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat fixed;
}
.showcase-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.show-card{position:relative;border-radius:var(--r-md);overflow:hidden;aspect-ratio:2/3;background:var(--c-surface)}
.show-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.show-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(0,0,0,.9))}
.show-card:hover img{transform:scale(1.06)}
.show-info{position:absolute;left:0;right:0;bottom:0;padding:16px;z-index:2}
.show-info .b{display:inline-block;background:var(--c-primary);color:#231000;font-size:11px;font-weight:800;padding:2px 8px;border-radius:4px;margin-bottom:8px}
.show-info h4{margin:0 0 4px;color:#fff;font-size:15px}
.show-info span{color:#c9b898;font-size:12px}
.show-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.8);opacity:0;transition:all var(--tr);width:56px;height:56px;border-radius:50%;background:rgba(255,207,58,.9);color:#231000;display:grid;place-items:center;font-size:22px;z-index:3}
.show-card:hover .show-play{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* testimonials / voices */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.voice{background:var(--grad-card);border:1px solid var(--c-border);border-radius:var(--r-lg);padding:28px;position:relative}
.voice::before{content:"❝";position:absolute;top:14px;right:22px;font-size:60px;color:rgba(255,207,58,.15);font-family:serif;line-height:1}
.voice p{color:#e9dcc4;font-size:15px;margin:0 0 22px;position:relative;z-index:1}
.voice .u{display:flex;align-items:center;gap:12px}
.voice .u .av{width:44px;height:44px;border-radius:50%;background:var(--grad-btn);display:grid;place-items:center;color:#231000;font-weight:900}
.voice .u strong{display:block;color:#fff;font-size:14px}
.voice .u span{color:var(--c-muted);font-size:12px}
.voice .stars{color:var(--c-primary);font-size:14px;margin-bottom:12px;letter-spacing:2px}

/* faq */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color var(--tr);
}
.faq-item:hover{border-color:rgba(255,207,58,.35)}
.faq-q{
  padding:22px 26px;font-weight:700;color:#fff;font-size:16.5px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;
}
.faq-q::after{content:"+";font-size:24px;color:var(--c-primary);font-weight:400;transition:transform var(--tr)}
.faq-item[open] .faq-q::after{content:"−"}
.faq-a{padding:0 26px 22px;color:var(--c-muted);font-size:14.5px}

/* CTA */
.cta{
  background:linear-gradient(135deg,#2b0a1c 0%,#1a0b26 60%,#3a1608 100%);
  border-radius:var(--r-xl);
  padding:70px 60px;
  text-align:center;
  position:relative;
  overflow:hidden;
  border:1px solid rgba(255,207,58,.2);
  margin:0 24px;
}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 300px at 50% 0%,rgba(255,207,58,.2),transparent 60%)}
.cta > *{position:relative;z-index:1}
.cta h2{font-size:38px;margin:0 0 14px;color:#fff;font-weight:900}
.cta p{color:#e0cfae;font-size:16.5px;max-width:640px;margin:0 auto 30px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* footer */
.site-footer{background:#08050c;padding:70px 0 30px;margin-top:100px;border-top:1px solid var(--c-border)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.foot-brand h3{color:#fff;font-size:22px;margin:0 0 12px;display:flex;align-items:center;gap:10px}
.foot-brand p{color:var(--c-muted);font-size:14px;margin:0 0 18px;max-width:340px}
.foot-brand .social{display:flex;gap:10px}
.foot-brand .social a{width:38px;height:38px;border-radius:10px;background:var(--c-surface);color:#e9dcc4;display:grid;place-items:center;transition:all var(--tr)}
.foot-brand .social a:hover{background:var(--grad-btn);color:#231000}
.foot-col h4{color:#fff;font-size:15px;margin:0 0 16px;letter-spacing:.05em}
.foot-col ul{list-style:none;padding:0;margin:0}
.foot-col li{margin-bottom:10px}
.foot-col a{color:#b6a48f;font-size:14px}
.foot-col a:hover{color:var(--c-primary)}
.foot-bottom{padding-top:24px;border-top:1px solid var(--c-border);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:var(--c-muted);font-size:13px}
.foot-bottom .disc{max-width:640px;line-height:1.6}

/* responsive */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-card img{height:380px}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .trend-wrap{grid-template-columns:1fr}
  .showcase-grid{grid-template-columns:repeat(3,1fr)}
  .voice-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .section-title{font-size:28px}
  .cta{padding:50px 26px;margin:0 16px}
  .cta h2{font-size:26px}
  .updates-grid{grid-template-columns:1fr}
  .showcase-grid{grid-template-columns:repeat(2,1fr)}
  .voice-grid{grid-template-columns:1fr}
  .hero{padding:70px 0 80px}
  .hero h1{font-size:34px}
  .hero-stats{gap:22px}
  .hero-stats .n{font-size:22px}
  .nav-list{display:none;position:absolute;top:76px;left:0;right:0;background:var(--c-bg-alt);flex-direction:column;padding:16px;border-bottom:1px solid var(--c-border);gap:6px}
  .nav-list.open{display:flex}
  .nav-list a{width:100%;padding:12px 16px}
  .nav-toggle{display:inline-block}
  .nav-cta{display:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .cat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .features-grid{grid-template-columns:1fr}
  .showcase-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero h1{font-size:28px}
  .hero-card img{height:280px}
  .hero-float{left:0;bottom:-18px;padding:10px 14px}
  .trend-main img{height:260px}
  .trend-main h3{font-size:20px}
}

/* roulang page: category2 */
:root{
  --bg:#0b0710;
  --bg-2:#150b1c;
  --surface:#1a1023;
  --surface-2:#241631;
  --line:rgba(255,255,255,.08);
  --text:#f4eef8;
  --muted:#a99cb8;
  --brand:#ff3d7f;
  --brand-2:#ffb648;
  --accent:#8b5cf6;
  --grad:linear-gradient(135deg,#ff3d7f 0%,#8b5cf6 55%,#ffb648 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,61,127,.18),rgba(139,92,246,.18));
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 20px 50px -20px rgba(255,61,127,.35);
  --shadow-sm:0 8px 24px -12px rgba(0,0,0,.6);
  --container:1200px;
  --t:.25s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
body{background:radial-gradient(1200px 600px at 10% -10%,rgba(139,92,246,.18),transparent 60%),radial-gradient(900px 500px at 100% 0%,rgba(255,61,127,.18),transparent 55%),var(--bg)}
a{color:inherit;text-decoration:none;transition:var(--t)}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* header */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(11,7,16,.78);border-bottom:1px solid var(--line)}
.site-header .nav{display:flex;align-items:center;gap:24px;padding:16px 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:.5px}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--grad);display:inline-flex;align-items:center;justify-content:center;font-size:18px;color:#fff;box-shadow:var(--shadow-sm)}
.nav-list{display:flex;gap:6px;margin-left:12px}
.nav-list a{padding:10px 14px;border-radius:10px;color:var(--muted);font-size:15px;font-weight:500}
.nav-list a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-list a.active{color:var(--text);background:var(--grad-soft);box-shadow:inset 0 0 0 1px rgba(255,61,127,.35)}
.nav-cta{margin-left:auto;padding:10px 18px;border-radius:999px;background:var(--grad);color:#fff;font-weight:700;font-size:14px;box-shadow:var(--shadow)}
.nav-cta:hover{transform:translateY(-1px)}
.nav-toggle{display:none;font-size:22px;margin-left:auto}

/* hero */
.page-hero{position:relative;overflow:hidden;padding:80px 0 60px}
.page-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.28;filter:blur(1px)}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,7,16,.4) 0%,var(--bg) 100%)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-crumb{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;color:var(--muted)}
.hero-crumb span{color:var(--brand-2)}
.hero-title{font-size:52px;line-height:1.15;font-weight:800;margin:18px 0 20px;letter-spacing:-.5px}
.hero-title em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.chip{padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:13px;color:var(--muted)}
.chip strong{color:var(--text);margin-right:6px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:12px;font-weight:700;font-size:15px;transition:var(--t)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{background:rgba(255,255,255,.1)}

.hero-card{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:var(--surface)}
.hero-card img{aspect-ratio:4/5;object-fit:cover}
.hero-card .live{position:absolute;top:16px;left:16px;padding:6px 12px;border-radius:999px;background:#ff2e5b;color:#fff;font-size:12px;font-weight:700;display:inline-flex;align-items:center;gap:6px}
.hero-card .live::before{content:"";width:6px;height:6px;background:#fff;border-radius:50%;animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero-card .cap{position:absolute;left:0;right:0;bottom:0;padding:22px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.85))}
.hero-card .cap h4{font-size:18px;margin-bottom:6px}
.hero-card .cap p{font-size:13px;color:#d8ccdf}

/* section */
section{padding:70px 0}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-eyebrow{color:var(--brand);font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.sec-title{font-size:36px;font-weight:800;line-height:1.2;max-width:640px}
.sec-desc{color:var(--muted);max-width:520px;font-size:15px}

/* features */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feat{padding:32px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);transition:var(--t);position:relative;overflow:hidden}
.feat:hover{transform:translateY(-4px);border-color:rgba(255,61,127,.4);box-shadow:var(--shadow)}
.feat-icon{width:52px;height:52px;border-radius:14px;background:var(--grad-soft);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:20px;border:1px solid rgba(255,61,127,.25)}
.feat h3{font-size:19px;margin-bottom:10px}
.feat p{color:var(--muted);font-size:14.5px}

/* scenes */
.scene-wrap{background:linear-gradient(180deg,transparent,var(--bg-2),transparent)}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.scene{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:3/4;border:1px solid var(--line);transition:var(--t)}
.scene img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.scene:hover img{transform:scale(1.06)}
.scene:hover{border-color:rgba(255,61,127,.5)}
.scene::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.9))}
.scene-body{position:absolute;left:0;right:0;bottom:0;padding:20px;z-index:1}
.scene-tag{display:inline-block;padding:4px 10px;border-radius:6px;background:rgba(255,61,127,.85);font-size:11px;font-weight:700;margin-bottom:10px}
.scene h4{font-size:17px;margin-bottom:4px}
.scene p{font-size:12.5px;color:#d8ccdf}

/* flow */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.flow-item{padding:28px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);position:relative}
.flow-num{font-size:44px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;margin-bottom:14px}
.flow-item h3{font-size:17px;margin-bottom:8px}
.flow-item p{color:var(--muted);font-size:14px}

/* stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.stat{padding:34px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat-num{font-size:38px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;margin-bottom:8px}
.stat-lbl{color:var(--muted);font-size:13.5px}

/* filter tags */
.tag-panel{padding:36px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.tag-row{margin-bottom:24px}
.tag-row:last-child{margin-bottom:0}
.tag-row h5{font-size:14px;color:var(--muted);margin-bottom:12px;text-transform:uppercase;letter-spacing:1.5px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag{padding:8px 16px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:13.5px;cursor:pointer;transition:var(--t)}
.tag:hover{background:var(--grad-soft);border-color:rgba(255,61,127,.4);color:var(--text)}
.tag.hot{background:var(--grad);border-color:transparent;color:#fff;font-weight:600}

/* faq */
.faq-list{display:grid;gap:14px;max-width:820px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.faq-q{width:100%;text-align:left;padding:22px 26px;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.faq-q::after{content:"+";font-size:22px;color:var(--brand);transition:var(--t)}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--muted);font-size:14.5px}
.faq-item.open .faq-a{max-height:300px}
.faq-a-inner{padding:0 26px 22px}

/* cta */
.cta-box{position:relative;padding:60px 48px;border-radius:24px;background:var(--grad);overflow:hidden;text-align:center}
.cta-box::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover;opacity:.15;mix-blend-mode:overlay}
.cta-box h2{position:relative;font-size:36px;margin-bottom:14px;color:#fff}
.cta-box p{position:relative;color:rgba(255,255,255,.9);max-width:560px;margin:0 auto 26px;font-size:16px}
.cta-box .btn-white{position:relative;background:#fff;color:#a01046;padding:14px 30px;border-radius:12px;font-weight:700;display:inline-block}
.cta-box .btn-white:hover{transform:translateY(-2px)}

/* footer */
.site-footer{background:#08050c;border-top:1px solid var(--line);padding:60px 0 24px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.foot-brand h3{display:flex;align-items:center;gap:10px;font-size:18px;margin-bottom:14px}
.foot-brand p{color:var(--muted);font-size:14px;margin-bottom:18px}
.social{display:flex;gap:10px}
.social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:15px}
.social a:hover{background:var(--grad);border-color:transparent}
.foot-col h4{font-size:15px;margin-bottom:16px}
.foot-col ul li{margin-bottom:10px}
.foot-col a{color:var(--muted);font-size:14px}
.foot-col a:hover{color:var(--brand-2)}
.foot-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:13px}
.disc{max-width:820px;line-height:1.7}

/* responsive */
@media (max-width:1024px){
  .hero-title{font-size:42px}
  .feat-grid,.flow-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(3,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-list{display:none;position:absolute;top:70px;left:0;right:0;background:var(--bg-2);flex-direction:column;padding:16px;border-top:1px solid var(--line)}
  .nav-list.open{display:flex}
  .nav-toggle{display:block}
  .nav-cta{display:none}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-title{font-size:34px}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .sec-title{font-size:28px}
  .cta-box{padding:44px 24px}
  .cta-box h2{font-size:26px}
}
@media (max-width:520px){
  section{padding:50px 0}
  .page-hero{padding:50px 0 40px}
  .hero-title{font-size:28px}
  .feat-grid,.flow-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .tag-panel{padding:24px}
}

/* roulang page: article */
:root{
  --bg:#0b0710;
  --bg-2:#141020;
  --surface:#1a1428;
  --surface-2:#221a34;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --text:#f4eefb;
  --muted:#a99cbf;
  --dim:#7d7292;
  --primary:#ff3b7f;
  --primary-2:#ff7ab0;
  --accent:#ffd166;
  --gold:#f6c453;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:22px;
  --shadow:0 12px 40px -12px rgba(255,59,127,.35), 0 6px 24px -8px rgba(0,0,0,.6);
  --shadow-sm:0 4px 14px -4px rgba(0,0,0,.5);
  --gap:24px;
  --container:1200px;
  --tr:200ms cubic-bezier(.4,.2,.2,1);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(1000px 500px at 10% -10%,rgba(255,59,127,.18),transparent 60%),
    radial-gradient(900px 600px at 100% 0%,rgba(120,60,220,.16),transparent 55%),
    linear-gradient(180deg,#0b0710 0%,#0a0610 100%);
  background-attachment:fixed;
}
a{color:var(--primary-2);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--accent)}
img{max-width:100%;display:block;height:auto}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.25;font-weight:700;letter-spacing:.5px}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,7,16,.78);
  backdrop-filter:saturate(140%) blur(14px);
  -webkit-backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header .nav{display:flex;align-items:center;gap:18px;padding:14px 22px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--text)}
.logo:hover{color:var(--text)}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary) 0%,#a238ff 100%);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;color:#fff;font-weight:900;
  box-shadow:0 6px 18px -4px rgba(255,59,127,.55);
}
.nav-list{display:flex;gap:6px;margin:0 auto;flex-wrap:wrap}
.nav-list a{
  display:inline-block;padding:9px 14px;border-radius:10px;
  color:var(--muted);font-size:14.5px;font-weight:500;
  transition:all var(--tr);
}
.nav-list a:hover{color:var(--text);background:var(--surface)}
.nav-list a.active{color:#fff;background:linear-gradient(135deg,rgba(255,59,127,.22),rgba(162,56,255,.18));border:1px solid rgba(255,122,176,.35)}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--primary) 0%,#ff5ea1 100%);
  color:#fff;font-weight:700;font-size:14px;
  box-shadow:0 6px 18px -6px rgba(255,59,127,.6);
  transition:transform var(--tr),box-shadow var(--tr);
}
.nav-cta:hover{color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px -6px rgba(255,59,127,.7)}
.nav-toggle{display:none;font-size:22px;padding:6px 10px;border-radius:8px}
.nav-toggle:hover{background:var(--surface)}

/* ARTICLE BANNER */
.article-banner{
  position:relative;
  padding:70px 0 60px;
  background:
    linear-gradient(180deg,rgba(11,7,16,.55) 0%,rgba(11,7,16,.9) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.article-banner::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 20% 20%,rgba(255,59,127,.22),transparent 60%);
  pointer-events:none;
}
.crumb{
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:13.5px;color:var(--muted);margin-bottom:20px;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{opacity:.5}
.article-head{max-width:860px;position:relative}
.article-meta-top{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:18px}
.cat-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:linear-gradient(135deg,rgba(255,59,127,.25),rgba(255,209,102,.18));
  border:1px solid rgba(255,122,176,.4);
  font-size:13px;font-weight:600;color:#ffcfe0;
}
.cat-badge::before{content:"●";color:var(--primary);font-size:10px}
.date-chip{
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-2);
  font-size:13px;color:var(--muted);
}
h1.article-title{
  font-size:clamp(28px,4.4vw,46px);
  color:#fff;
  text-shadow:0 3px 30px rgba(0,0,0,.6);
  margin-bottom:18px;
}
.article-lead{
  font-size:17px;color:#d9cfe8;max-width:760px;
  line-height:1.75;
}
.article-stats{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;
  padding-top:22px;border-top:1px dashed var(--line-2);
}
.stat-item{display:flex;flex-direction:column;gap:2px}
.stat-item b{color:#fff;font-size:20px;font-weight:800}
.stat-item span{color:var(--dim);font-size:12.5px;letter-spacing:1px}

/* LAYOUT */
.main-wrap{padding:56px 0 40px}
.layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 330px;
  gap:44px;
  align-items:start;
}

/* CONTENT CARD */
.article-body{
  background:linear-gradient(180deg,var(--surface) 0%,var(--surface-2) 100%);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:44px 46px;
  box-shadow:var(--shadow-sm);
}
.notice-18{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 18px;border-radius:14px;
  background:rgba(246,196,83,.08);
  border:1px solid rgba(246,196,83,.28);
  color:#f6d488;font-size:13.5px;
  margin-bottom:30px;
}
.notice-18 .n-ico{
  width:28px;height:28px;flex:0 0 28px;border-radius:8px;
  background:rgba(246,196,83,.2);display:inline-flex;align-items:center;justify-content:center;
  color:var(--gold);font-weight:800;
}
.article-content{color:#e6dcf3;font-size:16.5px;line-height:1.85}
.article-content h2{
  font-size:26px;color:#fff;margin:36px 0 16px;padding-left:14px;
  border-left:4px solid var(--primary);
}
.article-content h3{font-size:20px;color:#fff;margin:26px 0 12px}
.article-content p{margin-bottom:18px}
.article-content a{color:var(--accent);border-bottom:1px dashed rgba(255,209,102,.5)}
.article-content a:hover{color:#fff;border-bottom-color:#fff}
.article-content ul,.article-content ol{margin:0 0 20px 0;padding-left:22px;list-style:disc;color:#d5c8ea}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:8px}
.article-content blockquote{
  margin:22px 0;padding:16px 20px;
  background:rgba(255,59,127,.08);
  border-left:3px solid var(--primary-2);
  border-radius:10px;color:#f0e4fa;
}
.article-content img{border-radius:14px;margin:20px 0;border:1px solid var(--line)}
.article-content code{
  padding:2px 8px;border-radius:6px;
  background:rgba(255,255,255,.08);color:#ffd166;font-size:.92em;
}
.empty-state{
  padding:60px 24px;text-align:center;
  background:var(--surface);border:1px dashed var(--line-2);
  border-radius:var(--radius);
}
.empty-state h3{color:#fff;font-size:22px}
.empty-state p{color:var(--muted);margin-bottom:22px}
.btn-back{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 26px;border-radius:999px;
  background:linear-gradient(135deg,var(--primary),#a238ff);
  color:#fff;font-weight:700;
  box-shadow:0 8px 22px -6px rgba(255,59,127,.55);
  transition:transform var(--tr);
}
.btn-back:hover{color:#fff;transform:translateY(-2px)}

/* TAG & SHARE FOOTER OF ARTICLE */
.article-foot{
  margin-top:36px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:center;
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  padding:6px 12px;border-radius:8px;font-size:12.5px;
  background:rgba(255,122,176,.1);color:#ffb2d1;
  border:1px solid rgba(255,122,176,.25);
}
.tag:hover{background:rgba(255,122,176,.2);color:#fff}
.share-line{display:flex;gap:8px}
.share-btn{
  width:38px;height:38px;border-radius:12px;
  background:var(--surface-2);border:1px solid var(--line-2);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--muted);font-size:15px;transition:all var(--tr);
}
.share-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px)}

/* SIDEBAR */
.sidebar{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px}
.side-card{
  background:linear-gradient(180deg,var(--surface),var(--surface-2));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px 20px;
}
.side-card h3{
  font-size:16px;color:#fff;margin-bottom:16px;
  display:flex;align-items:center;gap:10px;
  padding-bottom:12px;border-bottom:1px solid var(--line);
}
.side-card h3::before{
  content:"";width:5px;height:16px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),#a238ff);
}
.pop-list{display:flex;flex-direction:column;gap:14px}
.pop-item{display:flex;gap:12px;align-items:flex-start}
.pop-item .num{
  flex:0 0 26px;height:26px;border-radius:8px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;
  background:rgba(255,255,255,.06);color:var(--muted);
}
.pop-item:nth-child(1) .num{background:linear-gradient(135deg,#ff3b7f,#ff7ab0);color:#fff}
.pop-item:nth-child(2) .num{background:linear-gradient(135deg,#f6c453,#ffd166);color:#3a2400}
.pop-item:nth-child(3) .num{background:linear-gradient(135deg,#a238ff,#c56bff);color:#fff}
.pop-item a{color:#e6dcf3;font-size:14px;line-height:1.55;font-weight:500}
.pop-item a:hover{color:var(--accent)}
.pop-item .m{color:var(--dim);font-size:12px;margin-top:3px;display:block}

.cat-list li a{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 12px;border-radius:10px;color:#d5c8ea;
  font-size:14px;transition:all var(--tr);
}
.cat-list li a:hover{background:rgba(255,255,255,.05);color:#fff;padding-left:16px}
.cat-list li a i{
  font-style:normal;font-size:12px;padding:2px 8px;border-radius:999px;
  background:rgba(255,59,127,.15);color:#ffb2d1;
}

.side-cta{
  background:
    linear-gradient(135deg,rgba(255,59,127,.18),rgba(162,56,255,.18)),
    url('/assets/images/coverpic/cover-6.webp') center/cover;
  border:1px solid rgba(255,122,176,.35);
  padding:26px 22px;text-align:center;position:relative;overflow:hidden;
}
.side-cta::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,7,16,.55),rgba(11,7,16,.85));
  z-index:0;
}
.side-cta > *{position:relative;z-index:1}
.side-cta h3{border:0;padding:0;margin-bottom:8px;font-size:19px}
.side-cta h3::before{display:none}
.side-cta p{color:#e0d3f0;font-size:13.5px;margin-bottom:16px}
.side-cta a.b{
  display:inline-block;padding:11px 22px;border-radius:999px;
  background:#fff;color:#25102a;font-weight:800;font-size:13.5px;
  transition:transform var(--tr);
}
.side-cta a.b:hover{transform:scale(1.04);color:#25102a}

/* RELATED */
.related-section{
  margin-top:70px;padding-top:50px;border-top:1px solid var(--line);
}
.section-head{
  display:flex;justify-content:space-between;align-items:flex-end;
  flex-wrap:wrap;gap:16px;margin-bottom:28px;
}
.section-head h2{font-size:28px;color:#fff;margin:0}
.section-head p{color:var(--muted);margin:6px 0 0;font-size:14.5px}
.section-head a.more{
  color:var(--accent);font-weight:600;font-size:14px;
  padding:8px 16px;border-radius:999px;
  border:1px solid rgba(255,209,102,.35);
}
.section-head a.more:hover{background:rgba(255,209,102,.12)}
.rel-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.rel-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,122,176,.35)}
.rel-cover{position:relative;aspect-ratio:16/10;overflow:hidden}
.rel-cover img{width:100%;height:100%;object-fit:cover;transition:transform 500ms}
.rel-card:hover .rel-cover img{transform:scale(1.06)}
.rel-cover .dur{
  position:absolute;right:10px;bottom:10px;
  padding:3px 10px;border-radius:999px;
  background:rgba(0,0,0,.7);color:#fff;font-size:11.5px;font-weight:600;
}
.rel-cover .hd{
  position:absolute;left:10px;top:10px;
  padding:3px 8px;border-radius:6px;
  background:linear-gradient(135deg,var(--primary),#a238ff);
  color:#fff;font-size:10.5px;font-weight:800;letter-spacing:1px;
}
.rel-body{padding:14px 16px 18px}
.rel-body h4{
  font-size:15px;color:#fff;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:8px;font-weight:600;
}
.rel-card:hover h4{color:var(--accent)}
.rel-meta{display:flex;justify-content:space-between;color:var(--dim);font-size:12px}
.rel-meta span::before{content:"◈ ";color:var(--primary-2);opacity:.7}

/* AUTHOR / EDITOR STRIP */
.editor-strip{
  display:flex;gap:18px;align-items:center;
  margin-top:30px;padding:22px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
}
.editor-strip .avatar{
  width:60px;height:60px;flex:0 0 60px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),#a238ff);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:24px;color:#fff;font-weight:800;
}
.editor-strip h4{color:#fff;font-size:16px;margin-bottom:4px}
.editor-strip p{color:var(--muted);font-size:13.5px;margin:0}

/* BOTTOM CTA */
.bottom-cta{
  margin:60px 0 40px;padding:50px 40px;text-align:center;
  border-radius:var(--radius-lg);
  background:
    linear-gradient(135deg,rgba(255,59,127,.28),rgba(162,56,255,.28)),
    url('/assets/images/backpic/back-3.webp') center/cover;
  border:1px solid rgba(255,122,176,.3);
  position:relative;overflow:hidden;
}
.bottom-cta::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,7,16,.4),rgba(11,7,16,.75));
}
.bottom-cta > *{position:relative;z-index:1}
.bottom-cta h2{font-size:clamp(24px,3.4vw,34px);color:#fff}
.bottom-cta p{max-width:600px;margin:0 auto 26px;color:#e6dcf3;font-size:15.5px}
.cta-btn-row{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.btn-primary,.btn-ghost{
  padding:14px 30px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform var(--tr),box-shadow var(--tr);display:inline-flex;align-items:center;gap:8px;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#ff5ea1);color:#fff;
  box-shadow:0 12px 28px -8px rgba(255,59,127,.55);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px -8px rgba(255,59,127,.7)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(6px)}
.btn-ghost:hover{color:#fff;background:rgba(255,255,255,.16)}

/* FOOTER */
.site-footer{
  background:linear-gradient(180deg,#0a0610 0%,#06030a 100%);
  border-top:1px solid var(--line);
  padding:60px 0 26px;margin-top:60px;color:var(--muted);font-size:14px;
}
.foot-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px;
}
.foot-brand h3{
  display:flex;align-items:center;gap:12px;color:#fff;font-size:19px;margin-bottom:14px;
}
.foot-brand p{color:var(--muted);line-height:1.75;font-size:14px}
.social{display:flex;gap:10px;margin-top:18px}
.social a{
  width:38px;height:38px;border-radius:10px;
  background:var(--surface);border:1px solid var(--line-2);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--muted);font-size:15px;
}
.social a:hover{background:var(--primary);border-color:var(--primary);color:#fff;transform:translateY(-2px)}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.foot-col ul li{margin-bottom:10px}
.foot-col a{color:var(--muted);font-size:13.5px}
.foot-col a:hover{color:var(--accent)}
.foot-bottom{
  border-top:1px solid var(--line);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;
  color:var(--dim);font-size:12.5px;line-height:1.7;
}
.disc{max-width:820px}

/* RESPONSIVE */
@media (max-width:1024px){
  .layout{grid-template-columns:1fr;gap:36px}
  .sidebar{position:static}
  .rel-grid{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr 1fr;gap:30px}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:768px){
  .article-body{padding:30px 22px}
  .article-banner{padding:50px 0 40px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .nav-list{
    display:none;position:absolute;top:64px;left:0;right:0;
    background:rgba(11,7,16,.98);flex-direction:column;padding:14px;gap:2px;
    border-bottom:1px solid var(--line);
  }
  .nav-list.open{display:flex}
  .nav-list a{width:100%;padding:12px 14px}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-cta{display:none}
  .site-header .nav{position:relative}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px}
  .foot-bottom{flex-direction:column}
  .bottom-cta{padding:36px 22px}
  .article-content h2{font-size:22px}
  .article-content{font-size:15.5px}
}
@media (max-width:520px){
  .rel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .article-body{padding:24px 18px}
  .editor-strip{flex-direction:column;text-align:center}
  h1.article-title{font-size:26px}
  .article-stats{gap:14px}
  .stat-item b{font-size:17px}
}

/* roulang page: category1 */
:root{
  --bg:#0b0b12;
  --bg-2:#12121d;
  --surface:#181827;
  --surface-2:#20203a;
  --border:#2a2a44;
  --text:#f4f4fb;
  --muted:#a4a4c2;
  --primary:#ffcf3f;
  --primary-2:#ff6a3d;
  --accent:#ff3d8b;
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 20px 60px -20px rgba(0,0,0,.6);
  --shadow-sm:0 8px 24px -12px rgba(0,0,0,.5);
  --space:clamp(64px,8vw,112px);
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:.5px}
p{margin:0}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 22px}

/* header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,11,18,.85);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.site-header .nav{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;padding:14px 22px;
}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:20px}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#231400;display:inline-flex;align-items:center;justify-content:center;
  font-weight:900;font-size:18px;box-shadow:0 6px 18px rgba(255,207,63,.35);
}
.nav-list{display:flex;gap:6px;align-items:center}
.nav-list a{
  display:inline-block;padding:8px 14px;border-radius:999px;
  font-size:14.5px;color:var(--muted);font-weight:500;
}
.nav-list a:hover{color:var(--text);background:var(--surface)}
.nav-list a.active{
  color:#231400;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  font-weight:600;
}
.nav-cta{
  padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,var(--accent),var(--primary-2));
  color:#fff;font-weight:600;font-size:14px;
  box-shadow:0 10px 26px -10px rgba(255,61,139,.55);
}
.nav-cta:hover{color:#fff;transform:translateY(-1px)}
.nav-toggle{display:none;font-size:22px;padding:6px 10px;border-radius:10px}

/* hero */
.hero{
  position:relative;
  padding:calc(var(--space) - 20px) 0 var(--space);
  overflow:hidden;
  background:
    linear-gradient(180deg,rgba(11,11,18,.4),rgba(11,11,18,.9)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:120px;
  background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,207,63,.12);color:var(--primary);
  font-size:13px;font-weight:600;border:1px solid rgba(255,207,63,.25);
  margin-bottom:22px;
}
.hero h1{
  font-size:clamp(34px,4.6vw,54px);
  line-height:1.15;letter-spacing:1px;
  background:linear-gradient(120deg,#fff,#ffcf3f 55%,#ff6a3d);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-desc{
  margin-top:22px;color:var(--muted);
  font-size:17px;max-width:560px;
}
.hero-stats{
  margin-top:34px;display:grid;grid-template-columns:repeat(3,1fr);
  gap:14px;max-width:520px;
}
.stat{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:16px 14px;
}
.stat b{display:block;font-size:22px;color:var(--primary);font-weight:800}
.stat span{font-size:12.5px;color:var(--muted)}
.hero-actions{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:12px;font-weight:600;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#231400;box-shadow:0 12px 28px -12px rgba(255,106,61,.6);
}
.btn-primary:hover{transform:translateY(-2px);color:#231400}
.btn-ghost{
  background:rgba(255,255,255,.06);color:var(--text);
  border:1px solid var(--border);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:var(--text)}

.hero-visual{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  aspect-ratio:4/5;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual .badge-live{
  position:absolute;left:18px;top:18px;
  padding:6px 12px;border-radius:999px;
  background:rgba(255,61,139,.85);color:#fff;
  font-size:12.5px;font-weight:600;letter-spacing:1px;
}
.hero-visual .play-time{
  position:absolute;right:14px;bottom:14px;
  padding:6px 12px;border-radius:8px;
  background:rgba(0,0,0,.65);color:#fff;font-size:13px;font-weight:600;
}
.hero-visual .cover-text{
  position:absolute;left:20px;right:20px;bottom:22px;
  color:#fff;
}
.hero-visual .cover-text h3{font-size:20px;margin-bottom:6px}
.hero-visual .cover-text span{font-size:13px;color:#d8d8e6}

/* section shared */
section{padding:var(--space) 0;position:relative}
.sec-head{
  max-width:760px;margin:0 auto 46px;text-align:center;
}
.sec-eyebrow{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:var(--surface);border:1px solid var(--border);
  color:var(--primary);font-size:12.5px;font-weight:600;letter-spacing:1px;
  margin-bottom:16px;text-transform:uppercase;
}
.sec-head h2{
  font-size:clamp(28px,3.2vw,40px);margin-bottom:14px;
}
.sec-head p{color:var(--muted);font-size:16px}

/* strip 分类快速跳转 */
.strip{
  background:var(--bg-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:22px 0;
}
.strip-inner{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;align-items:center}
.strip-inner .chip{
  padding:9px 18px;border-radius:999px;
  background:var(--surface);border:1px solid var(--border);
  color:var(--muted);font-size:14px;font-weight:500;
}
.strip-inner .chip:hover{color:var(--text);border-color:var(--primary)}
.strip-inner .chip.on{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#231400;border-color:transparent;font-weight:600;
}

/* feature grid 卖点 */
.features{background:var(--bg-2)}
.feat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.feat{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:28px 24px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feat:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--shadow-sm)}
.feat-ico{
  width:50px;height:50px;border-radius:14px;
  background:linear-gradient(135deg,rgba(255,207,63,.2),rgba(255,61,139,.2));
  color:var(--primary);display:flex;align-items:center;justify-content:center;
  font-size:22px;margin-bottom:18px;
}
.feat h3{font-size:18px;margin-bottom:10px}
.feat p{color:var(--muted);font-size:14.5px;line-height:1.7}

/* 片单卡 */
.picks-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
}
.pick{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.pick:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.pick-cover{position:relative;aspect-ratio:16/10;overflow:hidden}
.pick-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.pick:hover .pick-cover img{transform:scale(1.06)}
.pick-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.65));
}
.pick-meta{
  position:absolute;left:14px;bottom:12px;right:14px;z-index:2;
  display:flex;justify-content:space-between;align-items:center;color:#fff;
}
.pick-meta .tag{
  padding:5px 10px;border-radius:8px;background:rgba(255,207,63,.9);
  color:#231400;font-size:12px;font-weight:700;
}
.pick-meta .time{
  background:rgba(0,0,0,.55);padding:5px 10px;border-radius:8px;
  font-size:12.5px;font-weight:600;
}
.pick-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.pick-body h3{font-size:19px;line-height:1.35}
.pick-body p{color:var(--muted);font-size:14px;line-height:1.7}
.pick-foot{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:14px;margin-top:auto;border-top:1px dashed var(--border);
  font-size:13px;color:var(--muted);
}
.pick-foot .hd{
  color:var(--primary);font-weight:700;letter-spacing:1px;
}

/* 场景 */
.scenes{background:var(--bg-2)}
.scene-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:26px;
}
.scene{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  min-height:280px;padding:36px 30px;color:#fff;
  display:flex;flex-direction:column;justify-content:flex-end;
  border:1px solid var(--border);
}
.scene::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,11,18,.15),rgba(11,11,18,.85));
  z-index:1;
}
.scene img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  z-index:0;transition:transform .6s ease;
}
.scene:hover img{transform:scale(1.05)}
.scene>*{position:relative;z-index:2}
.scene h3{font-size:22px;margin-bottom:10px}
.scene p{color:#d0d0e0;font-size:14.5px;max-width:440px}
.scene .scene-tag{
  align-self:flex-start;padding:5px 12px;border-radius:999px;
  background:rgba(255,207,63,.9);color:#231400;
  font-size:12px;font-weight:700;margin-bottom:14px;
}

/* 流程 */
.flow-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
  counter-reset:step;
}
.flow-step{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:32px 24px 26px;position:relative;
}
.flow-step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:-18px;left:24px;
  padding:6px 14px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#231400;font-weight:900;font-size:15px;
  box-shadow:0 8px 18px -6px rgba(255,106,61,.6);
}
.flow-step h4{font-size:17px;margin-bottom:10px;margin-top:6px}
.flow-step p{color:var(--muted);font-size:14px;line-height:1.7}

/* 分辨率对比 */
.hd-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.hd-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:32px 26px;
  display:flex;flex-direction:column;gap:14px;
  transition:transform .25s ease,border-color .25s ease;
}
.hd-card:hover{transform:translateY(-4px);border-color:var(--primary)}
.hd-card.on{
  background:linear-gradient(180deg,rgba(255,207,63,.08),var(--surface));
  border-color:var(--primary);
}
.hd-name{
  font-size:15px;color:var(--primary);font-weight:700;letter-spacing:2px;
}
.hd-title{font-size:26px;font-weight:800}
.hd-desc{color:var(--muted);font-size:14.5px;line-height:1.75}
.hd-list li{
  padding:8px 0;font-size:14px;color:var(--muted);
  display:flex;align-items:center;gap:10px;
  border-top:1px dashed var(--border);
}
.hd-list li:first-child{border-top:0}
.hd-list li::before{
  content:"◆";color:var(--primary);font-size:10px;
}

/* FAQ */
.faq-wrap{max-width:880px;margin:0 auto}
.faq{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);margin-bottom:14px;overflow:hidden;
}
.faq summary{
  list-style:none;padding:20px 24px;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-size:16px;font-weight:600;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:24px;color:var(--primary);
  transition:transform .2s ease;line-height:1;
}
.faq[open] summary::after{content:"−"}
.faq-body{
  padding:0 24px 22px;color:var(--muted);font-size:14.5px;line-height:1.8;
}

/* CTA */
.cta{
  position:relative;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(11,11,18,.7),rgba(11,11,18,.4)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.cta-inner{
  text-align:center;max-width:780px;margin:0 auto;
  padding:30px 20px;
}
.cta h2{font-size:clamp(28px,3.4vw,42px);margin-bottom:16px}
.cta p{color:#d8d8e6;font-size:16px;margin-bottom:28px}
.cta .btn-primary{padding:16px 34px;font-size:16px}

/* footer */
.site-footer{
  background:#08080f;border-top:1px solid var(--border);
  padding:70px 0 30px;color:var(--muted);
}
.foot-grid{
  display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px;
  padding-bottom:38px;border-bottom:1px solid var(--border);
}
.foot-brand h3{
  display:flex;align-items:center;gap:10px;color:#fff;
  font-size:18px;margin-bottom:14px;
}
.foot-brand p{font-size:14px;line-height:1.8}
.social{display:flex;gap:12px;margin-top:16px}
.social a{
  width:38px;height:38px;border-radius:10px;
  background:var(--surface);border:1px solid var(--border);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--muted);font-size:15px;
}
.social a:hover{background:var(--primary);color:#231400;border-color:transparent}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:1px}
.foot-col li{padding:6px 0;font-size:14px}
.foot-col a:hover{color:var(--primary)}
.foot-bottom{
  padding-top:22px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:#8686a4;
}
.disc{max-width:820px;line-height:1.75}

/* responsive */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{max-width:460px;margin:0 auto;aspect-ratio:16/11}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .picks-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .hd-grid{grid-template-columns:1fr;gap:18px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .nav-list{
    display:none;position:absolute;top:64px;left:16px;right:16px;
    background:var(--surface);border:1px solid var(--border);
    border-radius:var(--radius);padding:14px;flex-direction:column;align-items:stretch;
    box-shadow:var(--shadow);
  }
  .nav-list.open{display:flex}
  .nav-list a{padding:12px 14px;border-radius:10px}
  .scene-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:520px){
  .picks-grid,.feat-grid,.flow-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(3,1fr);gap:10px}
  .stat{padding:12px 10px}
  .stat b{font-size:18px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --bg:#0f0a14;
  --bg-soft:#1a1220;
  --surface:#1f1628;
  --surface-2:#271b33;
  --line:rgba(255,255,255,.08);
  --text:#f2ecf5;
  --muted:#a89bb4;
  --primary:#ffb347;
  --primary-2:#ff5f8f;
  --accent:#8b5cf6;
  --gold:#f4c25a;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --shadow-sm:0 8px 24px rgba(0,0,0,.35);
  --grad:linear-gradient(135deg,#ff5f8f 0%,#ffb347 100%);
  --grad-2:linear-gradient(135deg,#8b5cf6 0%,#ff5f8f 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(15,10,20,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.site-header .nav{display:flex;align-items:center;gap:24px;padding:16px 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:.5px}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:12px;background:var(--grad);color:#1a0a10;font-weight:900;font-size:18px;box-shadow:0 6px 18px rgba(255,95,143,.35)}
.nav-list{display:flex;gap:6px;margin-left:16px}
.nav-list a{padding:10px 14px;border-radius:10px;font-size:14.5px;color:var(--muted);font-weight:500;transition:all .2s}
.nav-list a:hover{color:var(--text);background:var(--surface)}
.nav-list a.active{color:var(--text);background:var(--surface-2)}
.nav-cta{margin-left:auto;padding:11px 20px;border-radius:999px;background:var(--grad);color:#1a0a10;font-weight:700;font-size:14px;box-shadow:0 8px 24px rgba(255,95,143,.35);transition:transform .2s}
.nav-cta:hover{transform:translateY(-2px);color:#1a0a10}
.nav-toggle{display:none;font-size:24px;padding:6px 10px;border-radius:8px}

/* hero */
.hero{position:relative;overflow:hidden;padding:80px 0 90px;background:
  linear-gradient(180deg,rgba(15,10,20,.55) 0%,rgba(15,10,20,.9) 100%),
  url('/assets/images/backpic/back-3.webp') center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(1200px 400px at 20% 20%,rgba(139,92,246,.35),transparent 60%),radial-gradient(900px 400px at 80% 80%,rgba(255,95,143,.3),transparent 60%);pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.crumb{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px}
.crumb a:hover{color:var(--primary)}
.crumb .sep{opacity:.5}
.hero h1{font-size:52px;line-height:1.15;font-weight:800;letter-spacing:.5px;margin-bottom:22px;background:linear-gradient(135deg,#fff 0%,#ffb347 60%,#ff5f8f 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:17px;color:#d9d0e0;margin-bottom:28px;max-width:560px}
.hero-meta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:32px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;color:#e3d9ec}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--primary)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:12px;font-weight:700;font-size:15px;transition:all .25s;border:1px solid transparent}
.btn-primary{background:var(--grad);color:#1a0a10;box-shadow:0 10px 30px rgba(255,95,143,.4)}
.btn-primary:hover{transform:translateY(-2px);color:#1a0a10;box-shadow:0 14px 36px rgba(255,95,143,.5)}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:var(--line)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.hero-card{position:relative;background:linear-gradient(160deg,rgba(39,27,51,.9),rgba(31,22,40,.7));border:1px solid var(--line);border-radius:20px;padding:22px;backdrop-filter:blur(12px);box-shadow:var(--shadow)}
.hero-card .card-tag{display:inline-block;padding:5px 12px;border-radius:999px;background:rgba(255,179,71,.15);color:var(--primary);font-size:12px;font-weight:600;margin-bottom:14px}
.hero-card h3{font-size:20px;margin-bottom:6px}
.hero-card .card-sub{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.hero-card .cover{border-radius:14px;overflow:hidden;position:relative;margin-bottom:14px;aspect-ratio:16/10}
.hero-card .cover img{width:100%;height:100%;object-fit:cover}
.hero-card .cover .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.55) 100%)}
.hero-card .cover .play span{width:56px;height:56px;border-radius:50%;background:rgba(255,255,255,.92);color:#1a0a10;display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.hero-card .stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:center}
.hero-card .stats div{padding:10px 6px;border-radius:10px;background:rgba(255,255,255,.04)}
.hero-card .stats strong{display:block;font-size:18px;color:var(--primary);font-weight:800}
.hero-card .stats span{font-size:12px;color:var(--muted)}

/* sections */
section{padding:80px 0}
.section-head{max-width:720px;margin:0 auto 46px;text-align:center}
.eyebrow{display:inline-block;padding:6px 14px;border-radius:999px;background:rgba(139,92,246,.15);color:#c9b8ff;font-size:12.5px;font-weight:600;letter-spacing:.5px;margin-bottom:14px;border:1px solid rgba(139,92,246,.25)}
.section-head h2{font-size:38px;font-weight:800;line-height:1.25;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:15.5px}

/* features grid */
.features{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-soft) 100%)}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feat-card{padding:30px 26px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);transition:transform .3s,border-color .3s;position:relative;overflow:hidden}
.feat-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);opacity:0;transition:opacity .3s}
.feat-card:hover{transform:translateY(-6px);border-color:rgba(255,95,143,.4)}
.feat-card:hover::before{opacity:1}
.feat-icon{width:52px;height:52px;border-radius:14px;background:var(--grad-2);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px;box-shadow:0 8px 20px rgba(139,92,246,.35)}
.feat-card h3{font-size:19px;margin-bottom:10px;font-weight:700}
.feat-card p{color:var(--muted);font-size:14.5px}

/* themes bar */
.themes{background:var(--bg-soft)}
.theme-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.theme-card{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5;background:#000;cursor:pointer}
.theme-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.theme-card:hover img{transform:scale(1.06)}
.theme-card .mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.85) 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:20px}
.theme-card .tag{position:absolute;top:14px;left:14px;padding:5px 10px;border-radius:8px;background:rgba(0,0,0,.55);font-size:12px;color:#ffb347;font-weight:600;backdrop-filter:blur(6px)}
.theme-card h4{font-size:18px;margin-bottom:4px}
.theme-card p{font-size:13px;color:#d0c5db}

/* scenarios */
.scenarios{background:linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%)}
.scen-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.scen-item{display:flex;gap:20px;padding:26px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);transition:all .3s}
.scen-item:hover{border-color:rgba(255,179,71,.35);background:var(--surface-2)}
.scen-num{flex-shrink:0;width:48px;height:48px;border-radius:12px;background:rgba(255,179,71,.12);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;border:1px solid rgba(255,179,71,.3)}
.scen-item h4{font-size:17px;margin-bottom:8px;font-weight:700}
.scen-item p{color:var(--muted);font-size:14.5px}

/* flow */
.flow-wrap{position:relative}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.flow::before{content:"";position:absolute;top:34px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,transparent,rgba(255,95,143,.5),rgba(255,179,71,.5),transparent);z-index:0}
.flow-step{position:relative;text-align:center;padding:20px 16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);z-index:1}
.flow-step .n{width:56px;height:56px;border-radius:50%;background:var(--grad);color:#1a0a10;font-weight:800;font-size:22px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;box-shadow:0 8px 20px rgba(255,95,143,.35)}
.flow-step h4{font-size:16px;margin-bottom:8px;font-weight:700}
.flow-step p{color:var(--muted);font-size:13.5px}

/* highlight banner */
.banner{position:relative;padding:64px 0;background:
  linear-gradient(120deg,rgba(15,10,20,.85),rgba(15,10,20,.6)),
  url('/assets/images/backpic/back-2.webp') center/cover no-repeat;border-radius:0;overflow:hidden}
.banner-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.banner h2{font-size:34px;font-weight:800;margin-bottom:14px}
.banner p{color:#d9d0e0;font-size:16px;margin-bottom:20px;max-width:520px}
.badges{display:flex;flex-wrap:wrap;gap:10px}
.badge{padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);font-size:13px;color:#fff}
.banner-stat{background:rgba(31,22,40,.85);border:1px solid var(--line);border-radius:20px;padding:26px;backdrop-filter:blur(10px)}
.banner-stat .row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px dashed var(--line)}
.banner-stat .row:last-child{border-bottom:none}
.banner-stat .row span{color:var(--muted);font-size:14px}
.banner-stat .row strong{color:var(--primary);font-weight:800;font-size:18px}

/* faq */
.faq-list{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .25s}
.faq-item:hover{border-color:rgba(255,179,71,.3)}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 26px;display:flex;justify-content:space-between;align-items:center;gap:20px;font-weight:600;font-size:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:24px;color:var(--primary);font-weight:400;transition:transform .3s;flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .a{padding:0 26px 22px;color:var(--muted);font-size:14.8px;line-height:1.8}

/* cta */
.cta-wrap{background:var(--bg-soft)}
.cta-box{position:relative;padding:60px 50px;border-radius:24px;background:var(--grad);color:#1a0a10;overflow:hidden;text-align:center}
.cta-box::before{content:"";position:absolute;inset:0;background:radial-gradient(400px 200px at 80% 20%,rgba(255,255,255,.25),transparent 60%);pointer-events:none}
.cta-box h2{font-size:36px;font-weight:800;margin-bottom:14px;color:#1a0a10}
.cta-box p{font-size:16px;margin-bottom:26px;color:#3a1a20;max-width:640px;margin-left:auto;margin-right:auto}
.cta-form{display:flex;gap:10px;max-width:520px;margin:0 auto;flex-wrap:wrap}
.cta-form input{flex:1;min-width:220px;padding:14px 18px;border-radius:12px;border:none;background:rgba(26,10,16,.85);color:#fff;font-size:15px;outline:none}
.cta-form input::placeholder{color:#a89bb4}
.cta-form input:focus{box-shadow:0 0 0 3px rgba(26,10,16,.3)}
.cta-form button{padding:14px 26px;border-radius:12px;background:#1a0a10;color:#ffb347;font-weight:700;font-size:15px;transition:transform .2s}
.cta-form button:hover{transform:translateY(-2px)}

/* footer */
.site-footer{background:#0a060e;padding:64px 0 30px;border-top:1px solid var(--line)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.foot-brand h3{display:flex;align-items:center;gap:10px;font-size:18px;margin-bottom:14px}
.foot-brand p{color:var(--muted);font-size:14px;margin-bottom:16px}
.social{display:flex;gap:10px}
.social a{width:38px;height:38px;border-radius:10px;background:var(--surface);display:flex;align-items:center;justify-content:center;font-size:15px;transition:all .2s;border:1px solid var(--line)}
.social a:hover{background:var(--surface-2);transform:translateY(-2px);color:var(--primary)}
.foot-col h4{font-size:15px;margin-bottom:16px;color:#fff}
.foot-col ul li{margin-bottom:10px}
.foot-col ul li a{color:var(--muted);font-size:14px}
.foot-col ul li a:hover{color:var(--primary)}
.foot-bottom{padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.foot-bottom .disc{max-width:820px;line-height:1.7}

/* responsive */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:42px}
  .feat-grid,.theme-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow::before{display:none}
  .banner-inner{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:768px){
  .nav-list{position:absolute;top:70px;left:0;right:0;background:var(--surface);flex-direction:column;padding:14px;margin:0;gap:4px;display:none;border-bottom:1px solid var(--line)}
  .nav-list.open{display:flex}
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .hero{padding:60px 0}
  .hero h1{font-size:34px}
  section{padding:60px 0}
  .section-head h2{font-size:28px}
  .scen-grid{grid-template-columns:1fr}
  .cta-box{padding:44px 26px}
  .cta-box h2{font-size:26px}
  .banner{padding:50px 0}
  .banner h2{font-size:26px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero h1{font-size:28px}
  .feat-grid,.theme-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero-card .stats{grid-template-columns:repeat(3,1fr)}
  .site-header .nav{padding:14px 16px}
}

/* roulang page: category4 */
:root{
  --bg:#0b0710;
  --bg-alt:#140b1c;
  --surface:#1a1226;
  --surface-2:#241735;
  --line:rgba(255,255,255,.08);
  --text:#f4ecff;
  --muted:#a89bc4;
  --brand:#ffb300;
  --brand-2:#ff4d8d;
  --accent:#7c5cff;
  --ok:#2fd693;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 20px 50px -20px rgba(0,0,0,.55);
  --gap:24px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--brand)}
ul{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
.container{max-width:1240px;margin:0 auto;padding:0 24px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,7,16,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.site-header .nav{display:flex;align-items:center;gap:28px;padding:16px 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--text)}
.logo-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:inline-flex;align-items:center;justify-content:center;font-weight:900;color:#1a0a12;font-size:18px}
.nav-list{display:flex;gap:6px;flex-wrap:wrap}
.nav-list a{padding:8px 14px;border-radius:999px;font-size:14.5px;color:var(--muted);transition:all .2s}
.nav-list a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-list a.active{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0a12;font-weight:600}
.nav-cta{margin-left:auto;padding:10px 20px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--text)}
.nav-cta:hover{border-color:var(--brand);color:var(--brand)}
.nav-toggle{display:none;font-size:22px;color:var(--text)}

/* hero */
.hero{position:relative;padding:88px 0 72px;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;opacity:.28;filter:saturate(1.1)}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(1000px 500px at 80% 20%,rgba(255,77,141,.25),transparent 60%),radial-gradient(800px 400px at 10% 90%,rgba(124,92,255,.22),transparent 60%),linear-gradient(180deg,rgba(11,7,16,.4),rgba(11,7,16,.9))}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(255,179,0,.14);color:var(--brand);font-size:13px;font-weight:600;border:1px solid rgba(255,179,0,.35)}
.hero h1{font-size:52px;line-height:1.15;font-weight:800;margin:20px 0 20px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:17px;color:var(--muted);max-width:620px}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:12px;font-weight:600;font-size:15px;transition:all .2s;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0a12}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px -8px rgba(255,77,141,.6);color:#1a0a12}
.btn-ghost{background:rgba(255,255,255,.05);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:var(--text)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px;max-width:520px}
.hero-stats div{padding:16px;background:rgba(26,18,38,.7);border:1px solid var(--line);border-radius:var(--radius-sm);backdrop-filter:blur(6px)}
.hero-stats strong{display:block;font-size:24px;font-weight:800;color:var(--brand);margin-bottom:4px}
.hero-stats span{font-size:13px;color:var(--muted)}

/* hero right card */
.hero-card{background:linear-gradient(160deg,rgba(36,23,53,.9),rgba(20,11,28,.9));border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--shadow);position:relative}
.hero-card h3{font-size:15px;color:var(--muted);font-weight:500;margin-bottom:18px;display:flex;align-items:center;gap:8px}
.hero-card h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 12px var(--brand-2);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.pick-list{display:flex;flex-direction:column;gap:14px}
.pick-item{display:flex;gap:14px;align-items:center;padding:12px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid var(--line);transition:all .2s}
.pick-item:hover{background:rgba(255,255,255,.06);transform:translateX(4px)}
.pick-num{width:32px;height:32px;flex-shrink:0;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0a12;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
.pick-info{flex:1;min-width:0}
.pick-info b{display:block;font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pick-info span{font-size:12px;color:var(--muted)}
.pick-tag{padding:3px 8px;border-radius:6px;background:rgba(47,214,147,.15);color:var(--ok);font-size:11px;font-weight:600}

/* section base */
section{padding:80px 0}
.sec-head{text-align:center;margin-bottom:48px}
.sec-tag{display:inline-block;padding:5px 14px;border-radius:999px;background:rgba(124,92,255,.15);color:var(--accent);font-size:13px;font-weight:600;margin-bottom:16px}
.sec-head h2{font-size:38px;font-weight:800;letter-spacing:-.3px;margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:16px;max-width:640px;margin:0 auto}

/* feature grid */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.feature-card{padding:32px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);transition:all .3s}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(255,179,0,.3);box-shadow:var(--shadow)}
.feature-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,rgba(255,179,0,.2),rgba(255,77,141,.15));display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px}
.feature-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.feature-card p{color:var(--muted);font-size:14.5px}

/* current pick list */
.section-alt{background:var(--bg-alt)}
.week-list{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.week-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .3s;position:relative}
.week-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.week-cover{position:relative;aspect-ratio:16/10;overflow:hidden}
.week-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.week-card:hover .week-cover img{transform:scale(1.06)}
.week-rank{position:absolute;top:12px;left:12px;padding:5px 12px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0a12;font-weight:800;font-size:13px}
.week-duration{position:absolute;bottom:12px;right:12px;padding:4px 10px;border-radius:6px;background:rgba(0,0,0,.7);color:#fff;font-size:12px;font-weight:600;backdrop-filter:blur(4px)}
.week-body{padding:20px}
.week-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.week-tags span{padding:3px 10px;border-radius:6px;background:rgba(255,255,255,.06);color:var(--muted);font-size:12px}
.week-body h3{font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.4}
.week-body p{color:var(--muted);font-size:13.5px;line-height:1.6;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.week-foot{display:flex;justify-content:space-between;align-items:center;padding-top:14px;border-top:1px solid var(--line);font-size:13px}
.week-foot .quality{color:var(--brand);font-weight:600}
.week-foot .heat{color:var(--muted)}

/* workflow */
.flow-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.flow-item{padding:28px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);position:relative}
.flow-step{position:absolute;top:-14px;left:24px;width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0a12;font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center}
.flow-item h4{font-size:17px;font-weight:700;margin:10px 0}
.flow-item p{color:var(--muted);font-size:14px}

/* archive band */
.archive{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center}
.archive-img{border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.archive-img img{width:100%;aspect-ratio:4/3;object-fit:cover}
.archive-text h2{font-size:34px;font-weight:800;margin-bottom:16px;letter-spacing:-.3px}
.archive-text p{color:var(--muted);margin-bottom:18px;font-size:15.5px}
.archive-list{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}
.archive-list li{display:flex;justify-content:space-between;padding:14px 18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);align-items:center;font-size:14.5px;transition:all .2s}
.archive-list li:hover{border-color:rgba(255,179,0,.35);transform:translateX(4px)}
.archive-list b{font-weight:600}
.archive-list span{color:var(--muted);font-size:13px}

/* faq */
.faq{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 24px;transition:all .2s}
.faq details[open]{border-color:rgba(255,179,0,.35);background:var(--surface-2)}
.faq summary{cursor:pointer;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--brand);font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin-top:14px;color:var(--muted);font-size:14.5px;line-height:1.75}

/* cta */
.cta-wrap{position:relative;border-radius:24px;padding:64px 48px;overflow:hidden;text-align:center;border:1px solid var(--line)}
.cta-wrap::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.22}
.cta-wrap::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,179,0,.15),rgba(255,77,141,.2),rgba(124,92,255,.15))}
.cta-wrap > *{position:relative;z-index:2}
.cta-wrap h2{font-size:36px;font-weight:800;margin-bottom:14px}
.cta-wrap p{color:var(--muted);font-size:16px;max-width:560px;margin:0 auto 28px}

/* footer */
.site-footer{background:#080510;border-top:1px solid var(--line);padding:60px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.foot-brand h3{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;margin-bottom:14px}
.foot-brand p{color:var(--muted);font-size:14px;line-height:1.7;margin-bottom:18px}
.social{display:flex;gap:10px}
.social a{width:36px;height:36px;border-radius:10px;background:var(--surface);border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--muted);font-size:15px;transition:all .2s}
.social a:hover{background:var(--surface-2);color:var(--brand);border-color:var(--brand)}
.foot-col h4{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--text)}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a{color:var(--muted);font-size:14px}
.foot-col a:hover{color:var(--brand)}
.foot-bottom{padding-top:26px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.foot-bottom .disc{max-width:820px;line-height:1.7}

@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero h1{font-size:42px}
  .feature-grid,.week-list{grid-template-columns:repeat(2,1fr)}
  .flow-list{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .archive{grid-template-columns:1fr;gap:32px}
}
@media(max-width:768px){
  .site-header .nav{padding:14px 20px;flex-wrap:wrap;gap:16px}
  .nav-list{display:none;width:100%;flex-direction:column;gap:6px;order:3}
  .nav-list.open{display:flex}
  .nav-list a{padding:10px 14px;display:block}
  .nav-cta{margin-left:auto}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  section{padding:60px 0}
  .hero{padding:56px 0 48px}
  .hero h1{font-size:34px}
  .sec-head h2{font-size:28px}
  .hero-stats{grid-template-columns:1fr 1fr}
  .cta-wrap{padding:44px 24px}
  .cta-wrap h2{font-size:26px}
}
@media(max-width:520px){
  .feature-grid,.week-list,.flow-list{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .hero h1{font-size:28px}
  .hero-stats{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{justify-content:center}
}