/* roulang page: index */
:root{
  --c-bg:#0b0810;
  --c-bg-2:#120e1c;
  --c-surface:#171223;
  --c-surface-2:#1f1830;
  --c-line:#2a2340;
  --c-text:#f4eef8;
  --c-text-2:#c8bcd8;
  --c-muted:#8b81a1;
  --c-primary:#ff2e7e;
  --c-primary-2:#ff6aa2;
  --c-accent:#7c5cff;
  --c-accent-2:#3ad0ff;
  --c-gold:#ffb84d;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 4px 14px rgba(0,0,0,.28);
  --shadow:0 12px 40px rgba(0,0,0,.45);
  --shadow-hot:0 12px 40px rgba(255,46,126,.35);
  --sp-1:8px;--sp-2:14px;--sp-3:20px;--sp-4:32px;--sp-5:48px;--sp-6:72px;
  --font:"PingFang SC","Microsoft Yahei","HarmonyOS Sans SC",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --trans:.25s ease;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);
  color:var(--c-text);
  background:radial-gradient(1200px 700px at 85% -10%,rgba(124,92,255,.18),transparent 60%),
             radial-gradient(900px 600px at -10% 20%,rgba(255,46,126,.15),transparent 60%),
             var(--c-bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-text);text-decoration:none;transition:color var(--trans)}
a:hover{color:var(--c-primary-2)}
button{font-family:inherit;cursor:pointer;border:0;background:transparent;color:inherit}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent-2);outline-offset:2px;border-radius:6px}
.container{width:min(1240px,92%);margin:0 auto}
.h-title{font-size:clamp(22px,2.4vw,32px);margin:0 0 var(--sp-2);letter-spacing:.5px}
.h-title span{background:linear-gradient(90deg,var(--c-primary),var(--c-accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.h-sub{color:var(--c-muted);max-width:720px;margin:0 auto var(--sp-4)}
section{padding:var(--sp-6) 0}
section > .container > header{text-align:center;margin-bottom:var(--sp-4)}

/* NAV */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,8,16,.75);
  backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid var(--c-line);
}
.nav-inner{display:flex;align-items:center;gap:var(--sp-3);padding:14px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:#fff;white-space:nowrap}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:conic-gradient(from 210deg,var(--c-primary),var(--c-accent),var(--c-accent-2),var(--c-primary));
  display:grid;place-items:center;color:#fff;font-weight:900;font-size:14px;
  box-shadow:var(--shadow-hot);
}
.nav-menu{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap}
.nav-menu a{
  padding:8px 14px;border-radius:999px;font-size:14px;color:var(--c-text-2);
  transition:all var(--trans);border:1px solid transparent;
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.05);border-color:var(--c-line)}
.nav-menu a.active{color:#fff;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));box-shadow:var(--shadow-hot)}
.nav-cta{margin-left:8px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:999px;
  font-weight:600;font-size:14px;letter-spacing:.3px;
  transition:transform var(--trans),box-shadow var(--trans),background var(--trans);
  border:1px solid transparent;
}
.btn-primary{background:linear-gradient(90deg,var(--c-primary),var(--c-accent));color:#fff;box-shadow:var(--shadow-hot)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 44px rgba(255,46,126,.5);color:#fff}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--c-line);color:var(--c-text)}
.btn-ghost:hover{background:rgba(255,255,255,.08);color:#fff;border-color:var(--c-accent-2)}
.btn-lg{padding:15px 30px;font-size:15px}
.menu-toggle{display:none;width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid var(--c-line);margin-left:auto}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  content:"";display:block;width:18px;height:2px;background:#fff;margin:0 auto;position:relative;border-radius:2px;
}
.menu-toggle span::before{position:absolute;top:-6px}
.menu-toggle span::after{position:absolute;top:6px}

/* HERO */
.hero{
  position:relative;overflow:hidden;
  padding:var(--sp-6) 0 var(--sp-5);
  background:
    linear-gradient(180deg,rgba(11,8,16,.65) 0%,rgba(11,8,16,.85) 60%,var(--c-bg) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom:1px solid var(--c-line);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px 400px at 20% 30%,rgba(255,46,126,.28),transparent 70%),
             radial-gradient(500px 400px at 80% 70%,rgba(124,92,255,.28),transparent 70%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr 1fr;gap:var(--sp-5);align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(255,46,126,.14);border:1px solid rgba(255,46,126,.4);
  color:var(--c-primary-2);font-size:13px;font-weight:600;margin-bottom:18px;
}
.hero-tag::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 12px var(--c-primary)}
.hero h1{
  font-size:clamp(30px,4.4vw,56px);line-height:1.15;margin:0 0 18px;font-weight:800;letter-spacing:.5px;
}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--c-primary),var(--c-gold),var(--c-accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:17px;color:var(--c-text-2);margin:0 0 26px;max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:22px}
.stat{display:flex;flex-direction:column;gap:2px}
.stat b{font-size:22px;color:#fff;font-weight:800;background:linear-gradient(90deg,var(--c-primary-2),var(--c-accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:12px;color:var(--c-muted);letter-spacing:1px;text-transform:uppercase}
.hero-visual{position:relative;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:14px}
.hv-card{
  border-radius:var(--radius-lg);overflow:hidden;position:relative;
  background:var(--c-surface);border:1px solid var(--c-line);
  box-shadow:var(--shadow);transition:transform var(--trans);
}
.hv-card:hover{transform:translateY(-4px)}
.hv-card img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5}
.hv-card.wide{grid-column:1/3}
.hv-card.wide img{aspect-ratio:16/9}
.hv-badge{position:absolute;top:12px;left:12px;padding:5px 10px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:1px;background:rgba(0,0,0,.55);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.15)}
.hv-badge.hot{background:linear-gradient(90deg,var(--c-primary),var(--c-accent));border-color:transparent}
.hv-badge.gold{background:linear-gradient(90deg,var(--c-gold),#ff8f2a);color:#1a1000;border-color:transparent}
.hv-caption{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.85));font-size:13px;color:#fff}
.hv-caption b{display:block;font-size:15px;margin-bottom:2px}
.hv-caption span{color:var(--c-text-2)}

/* MARQUEE / TICKER */
.ticker{
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
  background:var(--c-bg-2);padding:12px 0;overflow:hidden;
}
.ticker-inner{display:flex;gap:40px;white-space:nowrap;animation:ticker 32s linear infinite;color:var(--c-text-2);font-size:13px}
.ticker-inner span{display:inline-flex;align-items:center;gap:8px}
.ticker-inner span::before{content:"●";color:var(--c-primary)}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* CATEGORIES */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.cat-card{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  aspect-ratio:3/4;background:var(--c-surface);border:1px solid var(--c-line);
  box-shadow:var(--shadow-sm);transition:transform var(--trans),box-shadow var(--trans);
  display:block;
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hot);border-color:transparent}
.cat-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;filter:brightness(.85)}
.cat-card:hover img{transform:scale(1.08)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(11,8,16,.9) 100%)}
.cat-body{position:absolute;left:0;right:0;bottom:0;padding:18px 20px 20px;z-index:2;color:#fff}
.cat-body h3{margin:0 0 6px;font-size:20px;font-weight:800}
.cat-body p{margin:0;font-size:13px;color:var(--c-text-2);line-height:1.5}
.cat-count{position:absolute;top:14px;right:14px;z-index:2;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:700;background:rgba(255,46,126,.18);border:1px solid rgba(255,46,126,.5);color:var(--c-primary-2);backdrop-filter:blur(6px)}

/* FEATURES */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature{
  padding:28px 24px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,var(--c-surface) 0%,var(--c-surface-2) 100%);
  border:1px solid var(--c-line);transition:all var(--trans);
  position:relative;overflow:hidden;
}
.feature::before{
  content:"";position:absolute;top:-40px;right:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,46,126,.18),transparent 70%);
}
.feature:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--shadow)}
.feature-icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(135deg,rgba(255,46,126,.2),rgba(124,92,255,.2));
  border:1px solid rgba(255,46,126,.35);font-size:24px;
}
.feature h3{margin:0 0 8px;font-size:17px;font-weight:700}
.feature p{margin:0;font-size:14px;color:var(--c-text-2);line-height:1.7}

/* RANK / POPULAR VIDEO GRID */
.split{display:grid;grid-template-columns:1.5fr 1fr;gap:var(--sp-4)}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.video-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius);overflow:hidden;transition:all var(--trans);
}
.video-card:hover{transform:translateY(-4px);border-color:var(--c-accent);box-shadow:var(--shadow)}
.video-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.video-card:hover .video-thumb img{transform:scale(1.06)}
.video-duration{position:absolute;right:8px;bottom:8px;padding:3px 8px;border-radius:6px;font-size:12px;font-weight:700;background:rgba(0,0,0,.75);color:#fff;letter-spacing:.5px}
.video-quality{position:absolute;left:8px;top:8px;padding:3px 8px;border-radius:6px;font-size:11px;font-weight:800;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));color:#fff}
.video-play{
  position:absolute;inset:0;display:grid;place-items:center;opacity:0;transition:opacity var(--trans);
  background:rgba(0,0,0,.35);
}
.video-card:hover .video-play{opacity:1}
.video-play span{
  width:52px;height:52px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c-primary),var(--c-accent));color:#fff;font-size:20px;
  box-shadow:0 8px 24px rgba(255,46,126,.6);padding-left:4px;
}
.video-body{padding:14px 16px}
.video-body h4{margin:0 0 8px;font-size:15px;font-weight:700;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--c-muted)}
.video-meta em{font-style:normal;color:var(--c-primary-2);font-weight:600}
.rank-list{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-lg);padding:20px 22px}
.rank-list h3{margin:0 0 16px;font-size:18px;display:flex;align-items:center;gap:10px}
.rank-list h3::before{content:"🔥";font-size:20px}
.rank-item{
  display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--c-line);
  transition:transform var(--trans);
}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{transform:translateX(4px)}
.rank-num{
  width:28px;height:28px;border-radius:8px;display:grid;place-items:center;
  font-weight:900;font-size:13px;flex-shrink:0;
  background:rgba(255,255,255,.06);color:var(--c-text-2);border:1px solid var(--c-line);
}
.rank-item:nth-child(1) .rank-num{background:linear-gradient(135deg,#ff2e7e,#ffb84d);color:#fff;border:0}
.rank-item:nth-child(2) .rank-num{background:linear-gradient(135deg,#7c5cff,#3ad0ff);color:#fff;border:0}
.rank-item:nth-child(3) .rank-num{background:linear-gradient(135deg,#ffb84d,#ff8f2a);color:#1a1000;border:0}
.rank-body{flex:1;min-width:0}
.rank-body b{display:block;font-size:14px;color:#fff;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-body span{font-size:12px;color:var(--c-muted)}
.rank-hot{font-size:12px;color:var(--c-primary-2);font-weight:700;flex-shrink:0}

/* LATEST / CMS */
.cms-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.cms-item{
  padding:22px 24px;border-radius:var(--radius);
  background:var(--c-surface);border:1px solid var(--c-line);
  transition:all var(--trans);display:flex;flex-direction:column;gap:10px;
}
.cms-item:hover{border-color:var(--c-primary);transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.cms-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--c-muted)}
.cms-tag{padding:3px 10px;border-radius:999px;background:rgba(124,92,255,.14);border:1px solid rgba(124,92,255,.4);color:#b1a1ff;font-weight:600}
.cms-item h3{margin:0;font-size:17px;line-height:1.5;font-weight:700}
.cms-item h3 a{color:#fff}
.cms-item h3 a:hover{color:var(--c-primary-2)}
.cms-item p{margin:0;font-size:14px;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-more{color:var(--c-primary-2);font-size:13px;font-weight:600;margin-top:4px}
.cms-empty{
  padding:40px;text-align:center;color:var(--c-muted);font-size:14px;
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--radius);
  grid-column:1/-1;
}

/* SCENE / USAGE */
.scene-wrap{
  background:linear-gradient(180deg,var(--c-bg-2),var(--c-bg));
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene{
  padding:26px;border-radius:var(--radius-lg);
  background:var(--c-surface);border:1px solid var(--c-line);
  position:relative;overflow:hidden;
}
.scene-num{
  position:absolute;top:16px;right:20px;
  font-size:56px;font-weight:900;line-height:1;
  background:linear-gradient(180deg,rgba(255,46,126,.35),rgba(124,92,255,.1));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.scene h3{margin:0 0 10px;font-size:19px;font-weight:800}
.scene p{margin:0 0 14px;color:var(--c-text-2);font-size:14px}
.scene ul{margin:0;padding:0;list-style:none;font-size:13px;color:var(--c-text-2)}
.scene li{padding:6px 0 6px 20px;position:relative}
.scene li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--c-primary),var(--c-accent))}

/* TESTIMONIALS */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{
  padding:26px;border-radius:var(--radius);
  background:linear-gradient(160deg,var(--c-surface),var(--c-surface-2));
  border:1px solid var(--c-line);
}
.review-stars{color:var(--c-gold);letter-spacing:2px;font-size:14px;margin-bottom:12px}
.review-text{margin:0 0 18px;color:var(--c-text);font-size:14px;line-height:1.75}
.review-user{display:flex;align-items:center;gap:12px}
.review-avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px;
}
.review-user b{display:block;font-size:14px}
.review-user span{font-size:12px;color:var(--c-muted)}

/* FAQ */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
  border-radius:var(--radius);background:var(--c-surface);border:1px solid var(--c-line);
  overflow:hidden;transition:border-color var(--trans);
}
.faq-item[open]{border-color:var(--c-primary)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 24px;
  font-weight:700;font-size:16px;color:#fff;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:24px;color:var(--c-primary);transition:transform var(--trans);flex-shrink:0}
.faq-item[open] summary::after{content:"−"}
.faq-item p{margin:0;padding:0 24px 20px;color:var(--c-text-2);font-size:14px;line-height:1.75}

/* CTA */
.cta{
  position:relative;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(255,46,126,.85),rgba(124,92,255,.85)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.cta-inner{position:relative;text-align:center;padding:60px 20px}
.cta h2{font-size:clamp(24px,3vw,38px);margin:0 0 14px;color:#fff;font-weight:800}
.cta p{margin:0 auto 26px;color:rgba(255,255,255,.9);max-width:640px}
.cta .btn{background:#fff;color:#1a0b14;border:0}
.cta .btn:hover{background:#fff;color:#1a0b14;transform:translateY(-2px);box-shadow:0 12px 32px rgba(0,0,0,.3)}
.cta .btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);margin-left:10px}
.cta .btn-outline:hover{background:rgba(255,255,255,.12);color:#fff}

/* FOOTER */
.site-footer{background:#07050b;border-top:1px solid var(--c-line);padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px}
.footer-brand p{color:var(--c-muted);font-size:13px;line-height:1.8;margin:14px 0 20px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--c-line);color:var(--c-text-2);font-size:14px;
  transition:all var(--trans);
}
.footer-social a:hover{background:linear-gradient(135deg,var(--c-primary),var(--c-accent));color:#fff;border-color:transparent}
.footer-col h4{margin:0 0 16px;font-size:14px;color:#fff;font-weight:700;letter-spacing:1px;text-transform:uppercase}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{padding:5px 0}
.footer-col a{color:var(--c-text-2);font-size:13px}
.footer-col a:hover{color:var(--c-primary-2)}
.footer-bottom{
  padding-top:22px;border-top:1px solid var(--c-line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  color:var(--c-muted);font-size:12px;
}
.age-lock{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:6px;
  background:rgba(255,46,126,.15);border:1px solid rgba(255,46,126,.4);color:var(--c-primary-2);font-weight:700;
}

/* RESPONSIVE */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:var(--sp-4)}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .video-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  section{padding:var(--sp-5) 0}
  .menu-toggle{display:block}
  .nav-menu{
    order:3;flex-basis:100%;flex-direction:column;gap:4px;padding:10px 0 0;
    display:none;
  }
  .nav-menu.open{display:flex}
  .nav-menu a{padding:11px 14px;border-radius:10px;border:1px solid var(--c-line);background:rgba(255,255,255,.03)}
  .nav-cta{display:none}
  .hero{padding:var(--sp-5) 0}
  .hero h1{font-size:32px}
  .hero-stats{gap:16px}
  .stat b{font-size:19px}
  .cat-grid{grid-template-columns:1fr 1fr;gap:12px}
  .cat-body h3{font-size:17px}
  .video-grid{grid-template-columns:1fr 1fr;gap:12px}
  .scene-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .cms-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media (max-width:520px){
  .container{width:94%}
  .hero h1{font-size:26px}
  .hero p.lead{font-size:15px}
  .video-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .cat-card{aspect-ratio:16/10}
  .hv-card img{aspect-ratio:16/10}
  .btn{padding:11px 18px;font-size:13px}
}

/* roulang page: article */
:root{
  --brand:#ff2e63;
  --brand-2:#ff6b9a;
  --accent:#7c5cff;
  --bg:#0b0710;
  --bg-2:#150d1c;
  --panel:#1a1024;
  --panel-2:#241533;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --text:#f4eef8;
  --muted:#a99cb7;
  --gold:#ffcc66;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:22px;
  --shadow:0 20px 50px -20px rgba(255,46,99,.35);
  --shadow-2:0 10px 30px -12px rgba(0,0,0,.6);
  --gap:22px;
  --maxw:1200px;
  --trans:.25s ease;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%,rgba(255,46,99,.18),transparent 60%),
    radial-gradient(900px 500px at -10% 20%,rgba(124,92,255,.16),transparent 60%),
    var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:var(--brand-2);text-decoration:none;transition:var(--trans)}
a:hover{color:#fff}
button{font-family:inherit;cursor:pointer;border:0}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* 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);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:#fff;letter-spacing:.5px}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-weight:900;font-size:16px;
  box-shadow:0 8px 20px -6px rgba(255,46,99,.6);
}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-menu a{
  padding:9px 14px;border-radius:999px;color:#dcd2e4;font-size:14.5px;font-weight:500;
  border:1px solid transparent;
}
.nav-menu a:hover{background:rgba(255,255,255,.05);color:#fff;border-color:var(--line-2)}
.nav-menu a.active{
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;box-shadow:0 6px 16px -6px rgba(255,46,99,.6);
  border-color:transparent;
}
.nav-toggle{display:none;background:transparent;color:#fff;font-size:22px;padding:6px 10px;border-radius:8px;border:1px solid var(--line-2)}

/* article banner */
.article-banner{
  position:relative;padding:78px 0 54px;
  background:
    linear-gradient(180deg,rgba(11,7,16,.55),rgba(11,7,16,.92)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.crumb{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:#fff}
.crumb span{color:var(--brand-2)}
.article-banner h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.35;margin:0 0 18px;
  font-weight:800;letter-spacing:.5px;
  color:#fff;
  max-width:960px;
}
.meta-row{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center;font-size:14px;color:var(--muted)}
.meta-row .pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-2);
  color:#fff;font-weight:500;
}
.meta-row .pill.brand{background:linear-gradient(135deg,rgba(255,46,99,.25),rgba(124,92,255,.25));border-color:rgba(255,46,99,.4)}
.meta-row .dot{width:5px;height:5px;border-radius:50%;background:var(--brand-2)}

/* layout */
.article-wrap{padding:44px 0 60px}
.grid{display:grid;grid-template-columns:1fr 320px;gap:38px}

/* content column */
.article-card{
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 40px;box-shadow:var(--shadow-2);
}
.article-lead{
  padding:18px 20px;margin:0 0 26px;
  background:rgba(255,46,99,.08);
  border:1px solid rgba(255,46,99,.25);
  border-left:4px solid var(--brand);
  border-radius:12px;color:#efe5f2;font-size:15.5px;
}
.article-content{font-size:16px;color:#ece3f2}
.article-content h2{
  font-size:22px;margin:34px 0 14px;color:#fff;
  padding-left:14px;border-left:4px solid var(--brand);
}
.article-content h3{font-size:18px;margin:24px 0 10px;color:#fff}
.article-content p{margin:0 0 16px}
.article-content ul,.article-content ol{padding-left:22px;margin:0 0 18px}
.article-content li{margin-bottom:8px}
.article-content img{margin:18px auto;border-radius:14px;box-shadow:var(--shadow-2)}
.article-content blockquote{
  margin:20px 0;padding:14px 18px;
  background:rgba(124,92,255,.1);
  border-left:4px solid var(--accent);
  border-radius:8px;color:#e6dcf5;
}
.article-content a{color:var(--brand-2);text-decoration:underline;text-underline-offset:3px}
.article-content code{
  background:rgba(255,255,255,.08);padding:2px 6px;border-radius:6px;
  font-size:14px;color:var(--gold);
}
.article-content table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14.5px}
.article-content th,.article-content td{padding:10px 12px;border:1px solid var(--line-2);text-align:left}
.article-content th{background:rgba(255,255,255,.06);color:#fff}

.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px;padding-top:22px;border-top:1px dashed var(--line-2)}
.tag-row .tag{
  padding:6px 12px;border-radius:8px;font-size:13px;
  background:rgba(255,255,255,.06);color:#e0d1ea;border:1px solid var(--line-2);
}
.tag-row .tag:hover{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;border-color:transparent}

.share-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:26px;padding:16px 20px;border-radius:14px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.share-bar b{color:#fff;font-weight:600}
.share-bar a{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);color:#fff;font-size:13px;font-weight:700;
  border:1px solid var(--line-2);
}
.share-bar a:hover{background:linear-gradient(135deg,var(--brand),var(--accent));border-color:transparent;transform:translateY(-2px)}

.empty-box{
  text-align:center;padding:60px 30px;
  border:1px dashed var(--line-2);border-radius:18px;
}
.empty-box h3{margin:0 0 10px;color:#fff;font-size:22px}
.empty-box p{color:var(--muted);margin:0 0 20px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;box-shadow:var(--shadow);
  transition:var(--trans);
}
.btn:hover{transform:translateY(-2px);color:#fff;box-shadow:0 24px 55px -18px rgba(255,46,99,.55)}
.btn.ghost{background:transparent;border:1px solid var(--line-2);color:#fff;box-shadow:none}
.btn.ghost:hover{background:rgba(255,255,255,.06);border-color:var(--brand-2)}

/* sidebar */
.sidebar{display:flex;flex-direction:column;gap:22px}
.side-card{
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 24px;
}
.side-card h4{
  margin:0 0 16px;font-size:16px;color:#fff;
  display:flex;align-items:center;gap:8px;
}
.side-card h4::before{
  content:"";width:4px;height:16px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--accent));
}
.cat-list{display:flex;flex-wrap:wrap;gap:8px}
.cat-list a{
  padding:7px 12px;border-radius:8px;font-size:13.5px;
  background:rgba(255,255,255,.05);color:#e0d1ea;border:1px solid var(--line-2);
}
.cat-list a:hover{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;border-color:transparent}

.hot-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px}
.hot-list li{display:flex;gap:12px;align-items:flex-start}
.hot-list .rank{
  flex:0 0 26px;height:26px;border-radius:7px;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:13px;color:#fff;
  background:rgba(255,255,255,.08);
}
.hot-list li:nth-child(1) .rank{background:linear-gradient(135deg,#ff2e63,#ff6b9a)}
.hot-list li:nth-child(2) .rank{background:linear-gradient(135deg,#ff8a3d,#ffcc66)}
.hot-list li:nth-child(3) .rank{background:linear-gradient(135deg,#7c5cff,#4fb8ff)}
.hot-list a{color:#efe5f2;font-size:14.5px;line-height:1.55;display:block}
.hot-list a:hover{color:#fff}
.hot-list small{display:block;color:var(--muted);font-size:12.5px;margin-top:3px}

.side-cover{position:relative;overflow:hidden;border-radius:14px;margin-bottom:14px}
.side-cover img{width:100%;height:150px;object-fit:cover;border-radius:14px}
.side-cover::after{
  content:"每日更新";position:absolute;top:10px;left:10px;
  padding:4px 10px;border-radius:999px;font-size:12px;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--accent));
}
.side-card p{color:var(--muted);margin:0 0 14px;font-size:14px}

.newsletter input{
  width:100%;padding:11px 14px;border-radius:10px;font-size:14px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-2);color:#fff;
  margin-bottom:10px;outline:none;
}
.newsletter input:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(255,46,99,.2)}
.newsletter button{
  width:100%;padding:11px 16px;border-radius:10px;color:#fff;font-weight:600;
  background:linear-gradient(135deg,var(--brand),var(--accent));
}
.newsletter button:hover{filter:brightness(1.08)}

/* related */
.related-section{padding:20px 0 60px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:24px;gap:20px}
.section-head h2{font-size:26px;margin:0;color:#fff}
.section-head p{margin:6px 0 0;color:var(--muted);font-size:14.5px}
.section-head a.more{color:var(--brand-2);font-size:14px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:var(--trans);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--shadow-2)}
.rel-card .cover{position:relative;height:170px;overflow:hidden}
.rel-card .cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:var(--trans)}
.rel-card:hover .cover img{transform:scale(1.05)}
.rel-card .cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(11,7,16,.85));
}
.rel-card .cover .badge{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 10px;border-radius:8px;font-size:12px;color:#fff;font-weight:600;
  background:rgba(255,46,99,.85);
}
.rel-card .cover .dur{
  position:absolute;bottom:10px;right:12px;z-index:2;
  font-size:12.5px;color:#fff;background:rgba(0,0,0,.55);
  padding:3px 8px;border-radius:6px;
}
.rel-card .body{padding:16px 18px 20px}
.rel-card h3{font-size:16px;margin:0 0 8px;color:#fff;line-height:1.5}
.rel-card p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.6}
.rel-meta{display:flex;gap:12px;margin-top:12px;font-size:12.5px;color:var(--muted)}
.rel-meta span{display:inline-flex;align-items:center;gap:4px}

/* cta */
.cta-band{
  margin:0 0 60px;padding:40px 40px;border-radius:22px;
  background:
    linear-gradient(120deg,rgba(255,46,99,.35),rgba(124,92,255,.35)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  border:1px solid rgba(255,46,99,.35);
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.cta-band h3{margin:0 0 6px;color:#fff;font-size:22px}
.cta-band p{margin:0;color:#f0e5f5;font-size:15px;max-width:640px}
.cta-band .actions{display:flex;gap:12px;flex-wrap:wrap}

/* footer */
.site-footer{
  background:#08050c;border-top:1px solid var(--line);padding:52px 0 26px;color:#c9bcd6;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:38px}
.footer-brand p{color:var(--muted);font-size:14px;margin:12px 0 16px;line-height:1.75}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.06);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12.5px;font-weight:700;color:#fff;border:1px solid var(--line-2);
}
.footer-social a:hover{background:linear-gradient(135deg,var(--brand),var(--accent));border-color:transparent;transform:translateY(-2px)}
.footer-col h4{margin:0 0 14px;color:#fff;font-size:15px}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.footer-col a{color:#c9bcd6;font-size:14px}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:13px;color:var(--muted);
}
.age-lock{color:var(--gold)}

/* responsive */
@media (max-width:1024px){
  .grid{grid-template-columns:1fr;gap:30px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .article-card{padding:30px 26px}
}
@media (max-width:768px){
  .nav-toggle{display:inline-flex}
  .nav-menu{
    position:absolute;top:70px;left:0;right:0;flex-direction:column;
    background:rgba(11,7,16,.98);border-bottom:1px solid var(--line);
    padding:14px 22px 20px;gap:6px;display:none;
  }
  .nav-menu.show{display:flex}
  .nav-menu a{width:100%;text-align:center}
  .article-banner{padding:54px 0 40px}
  .article-card{padding:26px 20px}
  .related-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:22px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .article-content h2{font-size:20px}
  .section-head{flex-direction:column;align-items:flex-start;gap:6px}
  .section-head h2{font-size:22px}
  .meta-row{font-size:13px}
}

/* roulang page: category1 */
:root{
  --c-bg:#0b0710;
  --c-bg-2:#140b1c;
  --c-bg-3:#1c1128;
  --c-surface:#1a1024;
  --c-surface-2:#221432;
  --c-border:#2f1e42;
  --c-text:#f4ecff;
  --c-muted:#b6a2d1;
  --c-dim:#8877a0;
  --c-primary:#ff2d87;
  --c-primary-2:#ff6ea6;
  --c-accent:#7c5cff;
  --c-accent-2:#00e0d1;
  --c-warn:#ffb547;
  --grad-hero:linear-gradient(135deg,rgba(255,45,135,.85) 0%,rgba(124,92,255,.75) 55%,rgba(0,224,209,.55) 100%);
  --grad-card:linear-gradient(160deg,#241636 0%,#170e26 100%);
  --grad-pink:linear-gradient(135deg,#ff2d87 0%,#ff6ea6 100%);
  --r-sm:8px;--r-md:14px;--r-lg:22px;--r-xl:32px;
  --sh-sm:0 2px 6px rgba(0,0,0,.25);
  --sh-md:0 10px 30px rgba(0,0,0,.35);
  --sh-lg:0 24px 60px rgba(255,45,135,.18);
  --sp-1:6px;--sp-2:12px;--sp-3:20px;--sp-4:32px;--sp-5:48px;--sp-6:72px;--sp-7:104px;
  --f-sans:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --w-max:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--f-sans);
  background:radial-gradient(1200px 800px at 10% -10%,rgba(255,45,135,.15),transparent 60%),radial-gradient(900px 600px at 100% 0,rgba(124,92,255,.18),transparent 60%),var(--c-bg);
  color:var(--c-text);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--c-primary-2)}
button{font-family:inherit;cursor:pointer;border:0;background:transparent;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.5px;line-height:1.25}
p{margin:0}
.container{max-width:var(--w-max);margin:0 auto;padding:0 var(--sp-3)}

/* header */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,7,16,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:var(--sp-3)}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:#fff}
.logo-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--grad-pink);
  display:grid;place-items:center;color:#fff;font-size:20px;font-weight:900;
  box-shadow:0 6px 18px rgba(255,45,135,.45);
}
.nav-menu{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.nav-menu a{
  padding:10px 16px;border-radius:999px;font-size:14.5px;font-weight:500;
  color:var(--c-muted);transition:all .25s;
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-menu a.active{
  color:#fff;background:var(--grad-pink);
  box-shadow:0 6px 18px rgba(255,45,135,.35);
}
.header-cta{display:flex;align-items:center;gap:10px}
.age-badge{
  padding:6px 12px;border-radius:999px;background:rgba(255,181,71,.12);
  color:var(--c-warn);font-size:12.5px;font-weight:600;border:1px solid rgba(255,181,71,.35);
}
.menu-btn{display:none;width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.06);color:#fff;font-size:22px}

/* hero */
.hero{
  position:relative;overflow:hidden;
  padding:var(--sp-7) 0 var(--sp-6);
  background:
    linear-gradient(180deg,rgba(11,7,16,.35) 0%,rgba(11,7,16,.85) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 -1px 0;height:120px;
  background:linear-gradient(180deg,transparent,var(--c-bg));
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:var(--sp-5);align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,45,135,.14);color:var(--c-primary-2);
  font-size:13px;font-weight:600;border:1px solid rgba(255,45,135,.35);
  margin-bottom:var(--sp-3);
}
.hero-tag .dot{width:8px;height:8px;background:var(--c-primary);border-radius:50%;box-shadow:0 0 12px var(--c-primary)}
.hero h1{
  font-size:56px;line-height:1.15;margin-bottom:var(--sp-3);
  background:linear-gradient(120deg,#fff 0%,#ffd3e5 40%,#c9b8ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:var(--c-muted);font-size:18px;margin-bottom:var(--sp-4);max-width:560px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:var(--sp-4)}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:12px;font-weight:600;font-size:15px;
  transition:transform .25s,box-shadow .25s,background .25s;
}
.btn-primary{background:var(--grad-pink);color:#fff;box-shadow:0 10px 28px rgba(255,45,135,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(255,45,135,.55);color:#fff}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.15)}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.hero-meta{display:flex;gap:var(--sp-4);flex-wrap:wrap}
.hero-meta .item{display:flex;flex-direction:column}
.hero-meta .num{font-size:26px;font-weight:800;color:#fff}
.hero-meta .lbl{font-size:12.5px;color:var(--c-dim);letter-spacing:1px;text-transform:uppercase}

.hero-visual{position:relative}
.hero-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--sh-lg),0 0 0 1px rgba(255,255,255,.06);
  aspect-ratio:16/11;
  background:var(--c-surface);
}
.hero-card img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.hero-card:hover img{transform:scale(1.05)}
.hero-card .quality-chip{
  position:absolute;top:14px;left:14px;
  padding:6px 12px;border-radius:8px;background:rgba(0,0,0,.6);
  color:#fff;font-size:12px;font-weight:700;letter-spacing:1px;
}
.hero-card .play{
  position:absolute;inset:0;display:grid;place-items:center;
}
.hero-card .play span{
  width:78px;height:78px;border-radius:50%;
  background:rgba(255,255,255,.9);color:var(--c-primary);
  display:grid;place-items:center;font-size:28px;font-weight:900;
  box-shadow:0 12px 30px rgba(0,0,0,.5);
  transition:transform .3s;
}
.hero-card:hover .play span{transform:scale(1.08)}
.hero-mini{
  position:absolute;bottom:-30px;right:-20px;width:220px;
  background:var(--grad-card);border:1px solid var(--c-border);
  border-radius:var(--r-lg);padding:16px;box-shadow:var(--sh-md);
}
.hero-mini h4{font-size:14px;color:#fff;margin-bottom:6px}
.hero-mini p{font-size:12.5px;color:var(--c-muted)}
.hero-mini .bar{margin-top:10px;height:6px;border-radius:6px;background:rgba(255,255,255,.08);overflow:hidden}
.hero-mini .bar i{display:block;height:100%;width:78%;background:var(--grad-pink)}

/* breadcrumb */
.crumbs{padding:var(--sp-4) 0 0;color:var(--c-dim);font-size:13.5px}
.crumbs a{color:var(--c-muted)}
.crumbs a:hover{color:#fff}
.crumbs .sep{margin:0 8px;color:var(--c-border)}

/* section head */
.section{padding:var(--sp-6) 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:var(--sp-3);margin-bottom:var(--sp-4);flex-wrap:wrap}
.section-head .eyebrow{color:var(--c-primary-2);font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase}
.section-head h2{font-size:36px;margin-top:6px;color:#fff}
.section-head p{color:var(--c-muted);max-width:520px}

/* features */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-3)}
.feat{
  padding:var(--sp-4) var(--sp-3);border-radius:var(--r-lg);
  background:var(--grad-card);border:1px solid var(--c-border);
  transition:transform .3s,border-color .3s,box-shadow .3s;
  position:relative;overflow:hidden;
}
.feat::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--grad-pink);transition:width .4s;
}
.feat:hover{transform:translateY(-6px);border-color:rgba(255,45,135,.35);box-shadow:var(--sh-lg)}
.feat:hover::before{width:100%}
.feat .ico{
  width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,rgba(255,45,135,.2),rgba(124,92,255,.2));
  display:grid;place-items:center;font-size:24px;margin-bottom:14px;
  color:var(--c-primary-2);
}
.feat h3{font-size:18px;color:#fff;margin-bottom:8px}
.feat p{color:var(--c-muted);font-size:14px;line-height:1.7}

/* showcase / grid */
.showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-4)}
.card{
  border-radius:var(--r-lg);overflow:hidden;
  background:var(--grad-card);border:1px solid var(--c-border);
  transition:transform .3s,box-shadow .3s;
  position:relative;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--sh-lg)}
.card .cover{position:relative;aspect-ratio:16/10;overflow:hidden}
.card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.card:hover .cover img{transform:scale(1.08)}
.card .cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.75) 100%);
}
.card .chips{position:absolute;top:12px;left:12px;display:flex;gap:6px;z-index:2}
.chip{
  padding:4px 10px;border-radius:6px;font-size:11.5px;font-weight:700;letter-spacing:.5px;
  background:rgba(0,0,0,.65);color:#fff;
}
.chip.hot{background:var(--grad-pink)}
.chip.hd{background:rgba(0,224,209,.85);color:#00332f}
.card .runtime{position:absolute;bottom:12px;right:12px;padding:4px 10px;border-radius:6px;background:rgba(0,0,0,.75);color:#fff;font-size:12px;z-index:2}
.card-body{padding:18px 18px 20px}
.card-body h3{font-size:17px;color:#fff;margin-bottom:8px}
.card-body .desc{color:var(--c-muted);font-size:13.5px;margin-bottom:12px;line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body .meta{display:flex;justify-content:space-between;color:var(--c-dim);font-size:12.5px}
.card-body .meta .rate{color:var(--c-warn);font-weight:700}

/* scene panels */
.scenes{display:grid;grid-template-columns:1.1fr .9fr;gap:var(--sp-4)}
.scene-main{
  border-radius:var(--r-xl);padding:var(--sp-5);
  background:linear-gradient(135deg,rgba(255,45,135,.18),rgba(124,92,255,.15)),var(--c-surface-2);
  border:1px solid var(--c-border);position:relative;overflow:hidden;
}
.scene-main::before{
  content:"HD";position:absolute;right:-30px;top:-40px;font-size:220px;font-weight:900;
  color:rgba(255,255,255,.03);letter-spacing:-10px;
}
.scene-main h3{font-size:26px;color:#fff;margin-bottom:14px;position:relative}
.scene-main p{color:var(--c-muted);font-size:15px;margin-bottom:20px;position:relative;max-width:520px}
.scene-list{display:grid;gap:14px;position:relative}
.scene-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px;border-radius:var(--r-md);
  background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.05);
}
.scene-list .n{
  min-width:36px;height:36px;border-radius:10px;
  background:var(--grad-pink);color:#fff;font-weight:800;
  display:grid;place-items:center;font-size:15px;
}
.scene-list h4{font-size:15.5px;color:#fff;margin-bottom:4px}
.scene-list p{color:var(--c-muted);font-size:13.5px;margin:0}

.scene-side{display:grid;gap:var(--sp-3)}
.scene-side .box{
  border-radius:var(--r-lg);padding:var(--sp-4);
  background:var(--grad-card);border:1px solid var(--c-border);
}
.scene-side h4{color:#fff;font-size:17px;margin-bottom:10px}
.scene-side p{color:var(--c-muted);font-size:13.5px;margin-bottom:14px}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag-list span{
  padding:6px 12px;border-radius:8px;font-size:12.5px;
  background:rgba(255,45,135,.1);color:var(--c-primary-2);
  border:1px solid rgba(255,45,135,.25);
}
.stat-box{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px;
}
.stat-box .st{
  padding:14px;border-radius:12px;background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
}
.stat-box .st .v{font-size:22px;font-weight:800;color:#fff}
.stat-box .st .l{color:var(--c-dim);font-size:12px;margin-top:2px}

/* process */
.process{
  display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-3);
  position:relative;
}
.step{
  padding:var(--sp-4) var(--sp-3);border-radius:var(--r-lg);
  background:var(--grad-card);border:1px solid var(--c-border);
  position:relative;
}
.step .num{
  position:absolute;top:-18px;left:20px;
  width:44px;height:44px;border-radius:12px;
  background:var(--grad-pink);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:800;
  box-shadow:0 8px 20px rgba(255,45,135,.4);
}
.step h3{font-size:16px;color:#fff;margin:14px 0 8px}
.step p{color:var(--c-muted);font-size:13.5px;line-height:1.7}

/* quality band */
.quality-band{
  border-radius:var(--r-xl);overflow:hidden;position:relative;
  background:
    linear-gradient(120deg,rgba(11,7,16,.9),rgba(28,17,40,.75)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  padding:var(--sp-6) var(--sp-5);
  border:1px solid var(--c-border);
}
.quality-band .qb-inner{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-5);align-items:center}
.quality-band h2{font-size:32px;color:#fff;margin-bottom:14px}
.quality-band p{color:var(--c-muted);margin-bottom:20px}
.pixel-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.pixel-list .p{
  padding:16px;border-radius:14px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
}
.pixel-list .p .k{color:var(--c-accent-2);font-weight:800;font-size:18px}
.pixel-list .p .v{color:var(--c-muted);font-size:13px;margin-top:4px}

.qb-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3;box-shadow:var(--sh-md)}
.qb-visual img{width:100%;height:100%;object-fit:cover}

/* faq */
.faq{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  background:var(--grad-card);border:1px solid var(--c-border);
  border-radius:var(--r-md);overflow:hidden;
  transition:border-color .25s;
}
.faq-item[open]{border-color:rgba(255,45,135,.4)}
.faq-item summary{
  padding:20px 24px;font-weight:600;color:#fff;font-size:16px;
  cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:24px;color:var(--c-primary-2);transition:transform .25s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item .a{padding:0 24px 20px;color:var(--c-muted);font-size:14.5px;line-height:1.8}

/* cta band */
.cta-band{
  border-radius:var(--r-xl);
  background:var(--grad-hero);
  padding:var(--sp-6) var(--sp-5);
  display:grid;grid-template-columns:1.4fr .6fr;gap:var(--sp-4);align-items:center;
  box-shadow:var(--sh-lg);
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 20% 20%,rgba(255,255,255,.15),transparent 60%);
}
.cta-band h2{font-size:32px;color:#fff;margin-bottom:10px;position:relative}
.cta-band p{color:rgba(255,255,255,.9);position:relative;font-size:15.5px}
.cta-band .actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;position:relative}
.cta-band .btn-primary{background:#fff;color:var(--c-primary);box-shadow:0 12px 30px rgba(0,0,0,.25)}
.cta-band .btn-primary:hover{color:var(--c-primary);background:#fff}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}

/* footer */
.site-footer{
  margin-top:var(--sp-6);
  background:linear-gradient(180deg,#0a0512,#06030b);
  border-top:1px solid var(--c-border);
  padding:var(--sp-6) 0 var(--sp-3);
}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:var(--sp-4)}
.footer-brand p{color:var(--c-muted);font-size:14px;margin:14px 0 18px;line-height:1.8;max-width:420px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:40px;height:40px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
  display:grid;place-items:center;color:var(--c-muted);font-size:13px;font-weight:700;
  transition:all .25s;
}
.footer-social a:hover{background:var(--grad-pink);color:#fff;border-color:transparent;transform:translateY(-2px)}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{color:var(--c-muted);font-size:14px;transition:color .2s,padding-left .2s}
.footer-col ul a:hover{color:var(--c-primary-2);padding-left:4px}
.footer-bottom{
  margin-top:var(--sp-5);padding-top:var(--sp-3);
  border-top:1px solid var(--c-border);
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  color:var(--c-dim);font-size:13px;
}
.age-lock{color:var(--c-warn)}

/* responsive */
@media(max-width:1024px){
  .hero{padding:var(--sp-6) 0 var(--sp-5)}
  .hero-inner{grid-template-columns:1fr;gap:var(--sp-5)}
  .hero h1{font-size:44px}
  .hero-mini{position:static;width:auto;margin-top:var(--sp-3)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .showcase{grid-template-columns:repeat(2,1fr)}
  .scenes{grid-template-columns:1fr}
  .process{grid-template-columns:repeat(2,1fr)}
  .quality-band .qb-inner{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;text-align:center}
  .cta-band .actions{justify-content:center}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .header-inner{height:64px}
  .nav-menu{display:none;position:absolute;left:0;right:0;top:64px;background:rgba(11,7,16,.98);padding:14px;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--c-border);gap:4px}
  .nav-menu.open{display:flex}
  .nav-menu a{padding:12px 16px}
  .menu-btn{display:grid;place-items:center}
  .age-badge{display:none}
  .section{padding:var(--sp-5) 0}
  .section-head h2{font-size:28px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:16px}
  .hero-meta{gap:var(--sp-3)}
  .hero-meta .num{font-size:22px}
  .quality-band,.cta-band{padding:var(--sp-4)}
}
@media(max-width:520px){
  .feat-grid{grid-template-columns:1fr}
  .showcase{grid-template-columns:1fr}
  .process{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:28px}
  .btn{padding:12px 20px;font-size:14px}
  .pixel-list{grid-template-columns:1fr}
  .stat-box{grid-template-columns:1fr}
}

/* roulang page: category2 */
:root{
  --c-bg:#0d0a12;
  --c-bg-2:#151020;
  --c-bg-3:#1d1630;
  --c-card:#1a1428;
  --c-card-2:#221833;
  --c-line:rgba(255,255,255,.08);
  --c-line-2:rgba(255,255,255,.14);
  --c-text:#f4eef8;
  --c-text-2:#b8adc7;
  --c-text-3:#7d7290;
  --c-primary:#ff3d7f;
  --c-primary-2:#ff7a4d;
  --c-accent:#a76bff;
  --c-gold:#ffcf5c;
  --grad-hero:linear-gradient(135deg,rgba(255,61,127,.85) 0%,rgba(167,107,255,.75) 55%,rgba(255,122,77,.75) 100%);
  --grad-btn:linear-gradient(135deg,#ff3d7f 0%,#ff7a4d 100%);
  --grad-btn-2:linear-gradient(135deg,#a76bff 0%,#ff3d7f 100%);
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-xl:32px;
  --sh-1:0 6px 20px rgba(0,0,0,.35);
  --sh-2:0 16px 44px rgba(255,61,127,.22);
  --sp:clamp(64px,8vw,120px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--c-bg);color:var(--c-text);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.5px;line-height:1.3}
p{margin:0}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* HEADER */
.site-header{position:sticky;top:0;z-index:50;background:rgba(13,10,18,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--c-line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:.5px}
.logo-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--grad-btn);color:#fff;font-size:18px;box-shadow:var(--sh-2)}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-menu a{padding:10px 16px;border-radius:999px;font-size:15px;color:var(--c-text-2);font-weight:500;position:relative;transition:all .25s ease}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-menu a.active{color:#fff;background:var(--grad-btn);box-shadow:0 6px 18px rgba(255,61,127,.4)}
.header-cta{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .2s ease,box-shadow .2s ease,background .25s ease;white-space:nowrap;cursor:pointer}
.btn-primary{background:var(--grad-btn);color:#fff;box-shadow:0 8px 22px rgba(255,61,127,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,61,127,.5)}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--c-line-2)}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn-outline{border:1px solid var(--c-line-2);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.08)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid var(--c-line);align-items:center;justify-content:center}
.nav-toggle span{width:18px;height:2px;background:#fff;position:relative;display:block}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* HERO */
.hero{position:relative;padding:90px 0 100px;overflow:hidden;background:
  radial-gradient(60% 80% at 15% 20%,rgba(255,61,127,.28),transparent 60%),
  radial-gradient(50% 70% at 85% 30%,rgba(167,107,255,.28),transparent 60%),
  linear-gradient(180deg,var(--c-bg) 0%,var(--c-bg-2) 100%)}
.hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.18;mix-blend-mode:screen;z-index:0}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:rgba(255,61,127,.15);border:1px solid rgba(255,61,127,.35);font-size:13px;color:#ffb8ce;font-weight:600;margin-bottom:20px}
.hero-tag i{width:8px;height:8px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 12px var(--c-primary)}
.hero h1{font-size:clamp(36px,5vw,58px);line-height:1.15;margin-bottom:22px;background:linear-gradient(120deg,#fff 20%,#ffb8ce 60%,#c9a0ff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:18px;color:var(--c-text-2);margin-bottom:32px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:520px}
.fact{padding:16px 18px;background:rgba(255,255,255,.04);border:1px solid var(--c-line);border-radius:var(--r-md);backdrop-filter:blur(8px)}
.fact-num{font-size:26px;font-weight:800;color:#fff;background:linear-gradient(120deg,#ff3d7f,#ffcf5c);-webkit-background-clip:text;background-clip:text;color:transparent}
.fact-lb{font-size:13px;color:var(--c-text-3);margin-top:4px}
.hero-visual{position:relative;height:520px;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:14px}
.hv-card{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--c-line-2)}
.hv-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.hv-card:hover img{transform:scale(1.05)}
.hv-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.75) 100%)}
.hv-card .hv-tag{position:absolute;left:14px;bottom:14px;z-index:2;font-size:13px;font-weight:600;color:#fff;display:flex;align-items:center;gap:8px}
.hv-card .hv-tag::before{content:"▶";color:var(--c-primary)}
.hv-card:nth-child(1){grid-row:1/3;grid-column:1/2}
.hv-card:nth-child(2){grid-row:1/2;grid-column:2/3}
.hv-card:nth-child(3){grid-row:2/3;grid-column:2/3}

/* BREADCRUMB */
.crumb{padding:22px 0;font-size:14px;color:var(--c-text-3);border-bottom:1px solid var(--c-line);background:var(--c-bg-2)}
.crumb a{color:var(--c-text-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb span{margin:0 8px;color:var(--c-text-3)}

/* SECTION BASE */
section{padding:var(--sp) 0}
.section-head{max-width:760px;margin:0 auto 56px;text-align:center}
.section-eyebrow{display:inline-block;padding:6px 14px;border-radius:999px;background:rgba(167,107,255,.12);border:1px solid rgba(167,107,255,.3);font-size:13px;color:#d5bfff;font-weight:600;margin-bottom:16px;letter-spacing:1px}
.section-head h2{font-size:clamp(28px,3.6vw,42px);margin-bottom:16px}
.section-head p{color:var(--c-text-2);font-size:16px}

/* FEATURES */
.features{background:var(--c-bg-2)}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{padding:32px 28px;background:linear-gradient(180deg,var(--c-card) 0%,var(--c-card-2) 100%);border:1px solid var(--c-line);border-radius:var(--r-lg);transition:transform .3s ease,border-color .3s ease;position:relative;overflow:hidden}
.feat::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-btn);transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.feat:hover{transform:translateY(-6px);border-color:var(--c-line-2)}
.feat:hover::before{transform:scaleX(1)}
.feat-icon{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:rgba(255,61,127,.14);color:var(--c-primary);font-size:22px;margin-bottom:18px;font-weight:800}
.feat h3{font-size:19px;margin-bottom:10px}
.feat p{color:var(--c-text-2);font-size:14.5px}

/* SUB CATEGORY / SCENES */
.scenes{background:linear-gradient(180deg,var(--c-bg) 0%,var(--c-bg-2) 100%)}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.scene{position:relative;height:260px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line-2);cursor:pointer;transition:transform .3s ease}
.scene img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.scene:hover{transform:translateY(-4px)}
.scene:hover img{transform:scale(1.08)}
.scene::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 30%,rgba(0,0,0,.85) 100%)}
.scene-body{position:absolute;left:0;right:0;bottom:0;padding:20px;z-index:2}
.scene-badge{display:inline-block;padding:4px 10px;border-radius:6px;background:rgba(255,61,127,.9);color:#fff;font-size:12px;font-weight:600;margin-bottom:10px}
.scene h3{font-size:17px;color:#fff;margin-bottom:6px}
.scene p{font-size:13px;color:rgba(255,255,255,.8)}

/* STEPS */
.steps{background:var(--c-bg-2)}
.step-line{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step-line::before{content:"";position:absolute;left:8%;right:8%;top:36px;height:2px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent),var(--c-primary-2));opacity:.4}
.step{position:relative;text-align:center;padding:0 8px}
.step-num{position:relative;z-index:2;width:72px;height:72px;margin:0 auto 20px;border-radius:50%;background:var(--c-bg-2);border:2px solid var(--c-primary);display:grid;place-items:center;font-size:24px;font-weight:800;color:var(--c-primary);box-shadow:0 0 0 6px var(--c-bg-2)}
.step h3{font-size:18px;margin-bottom:10px}
.step p{color:var(--c-text-2);font-size:14px}

/* SPECS TABLE (cards) */
.specs{background:linear-gradient(180deg,var(--c-bg-2) 0%,var(--c-bg) 100%)}
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.spec{padding:26px 24px;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);display:flex;flex-direction:column;gap:12px;transition:all .3s ease}
.spec:hover{border-color:var(--c-primary);transform:translateY(-4px)}
.spec-key{font-size:13px;color:var(--c-text-3);text-transform:uppercase;letter-spacing:1px}
.spec-val{font-size:22px;font-weight:700;color:#fff}
.spec-desc{font-size:14px;color:var(--c-text-2)}
.spec-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.spec-tags span{padding:4px 10px;background:rgba(255,61,127,.12);color:#ffb8ce;border-radius:6px;font-size:12px}

/* SHOWCASE / LIST WITH IMAGES */
.showcase{background:var(--c-bg)}
.showcase-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.showcase-img{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-2)}
.showcase-img img{width:100%;height:100%;object-fit:cover}
.showcase-img::after{content:"";position:absolute;inset:0;border:1px solid var(--c-line-2);border-radius:var(--r-xl);pointer-events:none}
.showcase h2{font-size:clamp(26px,3.3vw,38px);margin-bottom:20px}
.showcase-lead{color:var(--c-text-2);margin-bottom:26px;font-size:16px}
.check-list{display:flex;flex-direction:column;gap:14px;margin-bottom:30px}
.check-list li{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;background:rgba(255,255,255,.03);border:1px solid var(--c-line);border-radius:var(--r-md);transition:border-color .3s ease}
.check-list li:hover{border-color:var(--c-primary)}
.check-list li::before{content:"✓";flex:none;width:26px;height:26px;border-radius:50%;background:var(--grad-btn);color:#fff;font-size:14px;font-weight:700;display:grid;place-items:center}
.check-list li strong{display:block;color:#fff;margin-bottom:4px;font-size:15.5px}
.check-list li span{font-size:14px;color:var(--c-text-2)}

/* FAQ */
.faq-wrap{background:var(--c-bg-2)}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;transition:border-color .3s ease}
.faq-item:hover{border-color:var(--c-line-2)}
.faq-q{width:100%;text-align:left;padding:22px 26px;font-size:16.5px;font-weight:600;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-q::after{content:"+";flex:none;width:30px;height:30px;border-radius:50%;background:rgba(255,61,127,.15);color:var(--c-primary);display:grid;place-items:center;font-size:20px;transition:transform .3s ease}
.faq-item.open .faq-q::after{content:"−";transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .3s ease;padding:0 26px;color:var(--c-text-2);font-size:15px}
.faq-item.open .faq-a{max-height:400px;padding:0 26px 22px}

/* CTA */
.cta{position:relative;padding:110px 0;overflow:hidden;background:linear-gradient(120deg,#2a1130 0%,#3a1245 50%,#4a1638 100%)}
.cta::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;opacity:.15;mix-blend-mode:screen}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:760px;margin:0 auto}
.cta h2{font-size:clamp(30px,4vw,46px);margin-bottom:20px;background:linear-gradient(120deg,#fff,#ffcf5c);-webkit-background-clip:text;background-clip:text;color:transparent}
.cta p{color:rgba(255,255,255,.85);font-size:17px;margin-bottom:32px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* FOOTER */
.site-footer{background:#080610;padding:80px 0 30px;border-top:1px solid var(--c-line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;padding-bottom:50px;border-bottom:1px solid var(--c-line)}
.footer-brand p{color:var(--c-text-2);font-size:14px;margin:16px 0 20px;line-height:1.75}
.footer-social{display:flex;gap:10px}
.footer-social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid var(--c-line);display:grid;place-items:center;font-size:13px;color:var(--c-text-2);transition:all .25s ease}
.footer-social a:hover{background:var(--grad-btn);color:#fff;border-color:transparent;transform:translateY(-2px)}
.footer-col h4{font-size:15px;margin-bottom:20px;color:#fff}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--c-text-2)}
.footer-col a:hover{color:var(--c-primary)}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:13px;color:var(--c-text-3);flex-wrap:wrap}
.age-lock{padding:6px 14px;border-radius:999px;background:rgba(255,61,127,.1);border:1px solid rgba(255,61,127,.3);color:#ffb8ce}

/* RESPONSIVE */
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{height:420px;max-width:520px}
  .feat-grid,.spec-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .step-line{grid-template-columns:repeat(2,1fr);gap:36px 24px}
  .step-line::before{display:none}
  .showcase-inner{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media(max-width:768px){
  .nav-menu{display:none;position:absolute;top:74px;left:0;right:0;background:var(--c-bg-2);border-bottom:1px solid var(--c-line);flex-direction:column;padding:16px;gap:4px}
  .nav-menu.open{display:flex}
  .nav-menu a{width:100%;padding:14px 18px}
  .nav-toggle{display:flex}
  .header-cta .btn-ghost{display:none}
  .hero{padding:60px 0 70px}
  .hero-visual{height:360px}
  .hero-facts{grid-template-columns:repeat(3,1fr);gap:10px}
  .fact{padding:12px 10px}
  .fact-num{font-size:20px}
  .fact-lb{font-size:11px}
}
@media(max-width:520px){
  .container{padding:0 18px}
  .feat-grid,.spec-grid,.scene-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-visual{height:auto;grid-template-columns:1fr;grid-template-rows:none}
  .hv-card{height:180px}
  .hv-card:nth-child(1){grid-row:auto;grid-column:auto}
  .hv-card:nth-child(2),.hv-card:nth-child(3){grid-row:auto;grid-column:auto}
  .hero-facts{grid-template-columns:1fr 1fr}
  .btn{padding:11px 18px;font-size:14px}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: category3 */
:root{
  --bg:#0e0b16;
  --bg-2:#161022;
  --surface:#1c1530;
  --surface-2:#251c3f;
  --line:#2f2547;
  --text:#f3eefc;
  --muted:#a598c4;
  --primary:#ff3d7f;
  --primary-2:#ff7ab0;
  --accent:#8b5cf6;
  --accent-2:#5eead4;
  --gold:#f5c451;
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 18px 40px -20px rgba(0,0,0,.6);
  --shadow-hover:0 24px 60px -20px rgba(255,61,127,.35);
  --gap:24px;
  --container:1200px;
  --trans:.25s ease;
}
*,*::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;
  min-height:100vh;
}
img{max-width:100%;display:block;border-radius:10px}
a{color:inherit;text-decoration:none;transition:color var(--trans)}
a:hover{color:var(--primary-2)}
button{font-family:inherit;cursor:pointer;border:0}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.25;font-weight:700}
p{margin:0 0 1em}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(14,11,22,.85);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;gap:20px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  font-weight:800;font-size:1.15rem;letter-spacing:.5px;
}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:grid;place-items:center;color:#fff;font-weight:800;
  box-shadow:0 8px 22px -8px var(--primary);
}
.nav-menu{display:flex;gap:6px;flex-wrap:wrap}
.nav-menu a{
  padding:10px 14px;border-radius:10px;font-size:.95rem;
  color:var(--muted);position:relative;transition:all var(--trans);
}
.nav-menu a:hover{color:var(--text);background:var(--surface)}
.nav-menu a.active{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  box-shadow:0 10px 24px -12px var(--primary);
}
.nav-toggle{
  display:none;background:var(--surface);color:var(--text);
  border-radius:10px;padding:8px 12px;font-size:1.2rem;border:1px solid var(--line);
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;font-weight:600;font-size:.95rem;
  transition:all var(--trans);cursor:pointer;white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;box-shadow:0 12px 28px -12px var(--primary);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px -12px var(--primary);color:#fff}
.btn-ghost{
  background:transparent;color:var(--text);border:1px solid var(--line);
}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary-2)}
.btn-sm{padding:8px 16px;font-size:.85rem}

/* Banner */
.page-banner{
  position:relative;padding:90px 0 80px;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(14,11,22,.85) 0%,rgba(14,11,22,.55) 55%,rgba(14,11,22,.9) 100%),
    url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
}
.page-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px 300px at 15% 20%,rgba(139,92,246,.25),transparent 60%),
             radial-gradient(500px 260px at 85% 80%,rgba(255,61,127,.22),transparent 60%);
}
.banner-inner{position:relative;z-index:2;max-width:820px}
.crumbs{
  display:flex;gap:10px;align-items:center;color:var(--muted);
  font-size:.9rem;margin-bottom:22px;flex-wrap:wrap;
}
.crumbs a:hover{color:var(--primary-2)}
.crumbs .sep{opacity:.5}
.tag-chip{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,61,127,.15);border:1px solid rgba(255,61,127,.35);
  color:var(--primary-2);padding:6px 14px;border-radius:999px;
  font-size:.82rem;font-weight:600;margin-bottom:18px;
}
.page-banner h1{
  font-size:clamp(2rem,4.4vw,3.2rem);
  background:linear-gradient(90deg,#fff,#ffd6e6 60%,#c9b8ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:18px;
}
.banner-lead{
  color:#e8dff5;font-size:1.05rem;max-width:660px;margin-bottom:28px;
}
.banner-actions{display:flex;gap:12px;flex-wrap:wrap}
.banner-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  margin-top:44px;max-width:720px;
}
.banner-stat{
  background:rgba(28,21,48,.75);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px;backdrop-filter:blur(8px);
}
.banner-stat b{
  display:block;font-size:1.5rem;color:var(--primary-2);margin-bottom:4px;
}
.banner-stat span{font-size:.82rem;color:var(--muted)}

/* Section */
.section{padding:70px 0}
.section-alt{background:var(--bg-2)}
.section-head{text-align:center;max-width:720px;margin:0 auto 44px}
.section-head .kicker{
  color:var(--primary-2);font-size:.85rem;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{
  font-size:clamp(1.6rem,2.6vw,2.2rem);margin-bottom:12px;
}
.section-head p{color:var(--muted);font-size:1rem}

/* Feature grid */
.feature-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);
}
.feature-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px 24px;
  transition:transform var(--trans),border-color var(--trans),box-shadow var(--trans);
  position:relative;overflow:hidden;
}
.feature-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(160deg,rgba(139,92,246,.08),transparent 60%);
  opacity:0;transition:opacity var(--trans);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(255,61,127,.4);box-shadow:var(--shadow-hover)}
.feature-card:hover::before{opacity:1}
.feature-icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,61,127,.2),rgba(139,92,246,.2));
  color:var(--primary-2);font-size:1.4rem;margin-bottom:16px;
  border:1px solid rgba(255,61,127,.25);
}
.feature-card h3{font-size:1.15rem;margin-bottom:10px}
.feature-card p{color:var(--muted);font-size:.95rem;margin:0}

/* Themes grid (剧情题材) */
.themes-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.theme-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 20px;
  transition:all var(--trans);position:relative;
}
.theme-card:hover{
  transform:translateY(-3px);
  border-color:var(--primary);
  background:linear-gradient(160deg,var(--surface),var(--surface-2));
}
.theme-card .num{
  font-size:.82rem;color:var(--gold);font-weight:700;letter-spacing:1.5px;
}
.theme-card h4{font-size:1.05rem;margin:6px 0 8px}
.theme-card p{color:var(--muted);font-size:.88rem;margin:0 0 12px}
.theme-card .duration{
  display:inline-block;padding:4px 10px;border-radius:999px;
  background:rgba(94,234,212,.12);color:var(--accent-2);
  font-size:.75rem;font-weight:600;
}

/* Showcase (剧情片单) */
.showcase-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
}
.show-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
  transition:transform var(--trans),box-shadow var(--trans);
}
.show-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.show-cover{position:relative;aspect-ratio:16/10;overflow:hidden}
.show-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease}
.show-card:hover .show-cover img{transform:scale(1.06)}
.show-cover .play-btn{
  position:absolute;inset:0;margin:auto;width:58px;height:58px;
  border-radius:50%;background:rgba(255,61,127,.9);color:#fff;
  display:grid;place-items:center;font-size:1.2rem;
  box-shadow:0 12px 30px -8px var(--primary);
  transition:all var(--trans);
}
.show-card:hover .play-btn{transform:scale(1.08);background:var(--primary)}
.show-cover .badge-top{
  position:absolute;top:12px;left:12px;
  background:rgba(14,11,22,.75);backdrop-filter:blur(6px);
  color:#fff;padding:5px 10px;border-radius:8px;font-size:.75rem;font-weight:600;
  border:1px solid rgba(255,255,255,.1);
}
.show-cover .duration-tag{
  position:absolute;bottom:10px;right:10px;
  background:rgba(0,0,0,.7);color:#fff;padding:4px 8px;
  border-radius:6px;font-size:.75rem;font-weight:600;
}
.show-body{padding:20px 22px 22px}
.show-body h3{font-size:1.08rem;margin-bottom:8px}
.show-meta{
  display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);
  font-size:.82rem;margin-bottom:12px;
}
.show-meta span{display:inline-flex;align-items:center;gap:4px}
.show-body p{color:var(--muted);font-size:.9rem;margin:0 0 14px}
.show-tags{display:flex;gap:6px;flex-wrap:wrap}
.show-tags .tag{
  padding:4px 10px;border-radius:6px;background:var(--surface-2);
  color:var(--primary-2);font-size:.75rem;border:1px solid var(--line);
}

/* Timeline (观看流程) */
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;
}
.timeline::before{
  content:"";position:absolute;top:32px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,transparent,var(--primary),var(--accent),transparent);
  opacity:.35;z-index:0;
}
.step-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 20px;text-align:center;
  position:relative;z-index:1;transition:all var(--trans);
}
.step-card:hover{border-color:var(--primary);transform:translateY(-3px)}
.step-num{
  width:52px;height:52px;border-radius:50%;margin:0 auto 14px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;display:grid;place-items:center;font-size:1.2rem;font-weight:800;
  box-shadow:0 10px 24px -10px var(--primary);
}
.step-card h4{font-size:1rem;margin-bottom:6px}
.step-card p{color:var(--muted);font-size:.88rem;margin:0}

/* Scenes (适合场景) */
.scenes-wrap{
  display:grid;grid-template-columns:1.1fr 1fr;gap:44px;align-items:center;
}
.scenes-img{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.scenes-img img{width:100%;height:100%;object-fit:cover;border-radius:0}
.scenes-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(14,11,22,.85));
}
.scenes-caption{
  position:absolute;bottom:20px;left:22px;right:22px;z-index:2;
  color:#fff;font-size:.95rem;font-weight:600;
}
.scenes-list{display:grid;gap:16px}
.scene-item{
  display:flex;gap:16px;padding:18px 20px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);transition:all var(--trans);
}
.scene-item:hover{border-color:var(--primary);transform:translateX(4px)}
.scene-item .dot{
  flex-shrink:0;width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,rgba(255,61,127,.2),rgba(139,92,246,.2));
  border:1px solid rgba(255,61,127,.3);
  display:grid;place-items:center;color:var(--primary-2);font-weight:700;
}
.scene-item h4{font-size:1rem;margin-bottom:4px}
.scene-item p{color:var(--muted);font-size:.88rem;margin:0}

/* FAQ */
.faq-list{max-width:820px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:border-color var(--trans);
}
.faq-item[open]{border-color:var(--primary)}
.faq-item summary{
  padding:20px 24px;font-weight:600;font-size:1rem;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:1.4rem;color:var(--primary-2);
  transition:transform var(--trans);
}
.faq-item[open] summary::after{content:"−"}
.faq-item .faq-body{
  padding:0 24px 22px;color:var(--muted);font-size:.95rem;
}

/* CTA */
.cta-block{
  background:
    linear-gradient(135deg,rgba(255,61,127,.9),rgba(139,92,246,.9)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  border-radius:var(--radius-lg);padding:56px 40px;text-align:center;
  color:#fff;position:relative;overflow:hidden;
  box-shadow:0 30px 80px -30px rgba(255,61,127,.5);
}
.cta-block h2{font-size:clamp(1.5rem,2.4vw,2rem);margin-bottom:12px;color:#fff}
.cta-block p{color:#f8e6f0;max-width:640px;margin:0 auto 24px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-block .btn-primary{background:#fff;color:var(--primary)}
.cta-block .btn-primary:hover{background:#fff5f9;color:var(--primary)}
.cta-block .btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.cta-block .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}

/* Footer */
.site-footer{
  background:#0a0813;border-top:1px solid var(--line);
  padding:60px 0 24px;margin-top:20px;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;
  margin-bottom:36px;
}
.footer-brand p{color:var(--muted);font-size:.9rem;margin:14px 0 20px;max-width:360px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:38px;height:38px;border-radius:10px;
  background:var(--surface);border:1px solid var(--line);
  display:grid;place-items:center;font-size:.85rem;font-weight:600;
  color:var(--muted);transition:all var(--trans);
}
.footer-social a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{color:var(--muted);font-size:.9rem}
.footer-col ul a:hover{color:var(--primary-2)}
.footer-bottom{
  padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;
  color:var(--muted);font-size:.85rem;gap:16px;flex-wrap:wrap;
}
.age-lock{
  padding:6px 12px;border-radius:999px;
  background:rgba(255,61,127,.1);border:1px solid rgba(255,61,127,.3);
  color:var(--primary-2);font-weight:600;font-size:.8rem;
}

/* Responsive */
@media (max-width:1024px){
  .feature-grid,.showcase-grid{grid-template-columns:repeat(2,1fr)}
  .themes-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr);gap:24px}
  .timeline::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .scenes-wrap{grid-template-columns:1fr;gap:28px}
  .banner-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .nav-toggle{display:inline-flex;align-items:center}
  .nav-menu{
    display:none;position:absolute;top:70px;left:0;right:0;
    flex-direction:column;background:var(--bg-2);
    padding:14px;border-bottom:1px solid var(--line);
    box-shadow:0 20px 40px -20px rgba(0,0,0,.7);
  }
  .nav-menu.open{display:flex}
  .nav-menu a{width:100%}
  .page-banner{padding:60px 0 50px}
}
@media (max-width:520px){
  .feature-grid,.showcase-grid,.themes-grid,.timeline{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .banner-stats{grid-template-columns:1fr 1fr;gap:12px}
  .banner-stat b{font-size:1.2rem}
  .cta-block{padding:40px 22px}
  .footer-bottom{flex-direction:column;text-align:center}
  .section{padding:50px 0}
}

/* roulang page: category4 */
:root{
  --bg:#0b0912;
  --bg-2:#141020;
  --surface:#1a1526;
  --surface-2:#221b34;
  --border:#2c2540;
  --text:#f4f1fb;
  --muted:#a49dbf;
  --primary:#ff2e6d;
  --primary-2:#ff7a45;
  --accent:#7c5cff;
  --gold:#ffcc4d;
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-lg:0 20px 60px rgba(255,46,109,.25);
  --space:clamp(60px,7vw,110px);
  --gradient:linear-gradient(135deg,var(--primary),var(--primary-2));
  --gradient-cool:linear-gradient(135deg,var(--accent),var(--primary));
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700}
p{margin:0}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,9,18,.85);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:20px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;letter-spacing:.5px}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--gradient);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;box-shadow:var(--shadow-lg)}
.nav-menu{display:flex;gap:6px;flex-wrap:wrap}
.nav-menu a{padding:9px 16px;border-radius:999px;font-size:.94rem;color:var(--muted);font-weight:500;transition:all .25s ease}
.nav-menu a:hover{color:var(--text);background:var(--surface)}
.nav-menu a.active{background:var(--gradient);color:#fff;box-shadow:0 6px 18px rgba(255,46,109,.35)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);font-size:.9rem;font-weight:600}
.nav-cta:hover{border-color:var(--primary);color:var(--primary)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;background:var(--surface);border:1px solid var(--border);align-items:center;justify-content:center;font-size:1.3rem}

/* Hero */
.cat-hero{position:relative;padding:80px 0 70px;overflow:hidden;isolation:isolate}
.cat-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;opacity:.28;z-index:-2}
.cat-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 20% 20%,rgba(255,46,109,.35),transparent 60%),radial-gradient(ellipse at 80% 80%,rgba(124,92,255,.35),transparent 60%),linear-gradient(180deg,rgba(11,9,18,.6),rgba(11,9,18,.95));z-index:-1}
.crumbs{display:flex;gap:10px;align-items:center;font-size:.88rem;color:var(--muted);margin-bottom:22px}
.crumbs a:hover{color:var(--primary)}
.crumbs span{opacity:.6}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:rgba(255,46,109,.15);border:1px solid rgba(255,46,109,.4);color:#ffb0c8;font-size:.85rem;font-weight:600;margin-bottom:22px}
.hero-tag i{width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px var(--primary)}
h1.hero-title{font-size:clamp(2.1rem,4.2vw,3.4rem);letter-spacing:-.5px;margin-bottom:22px;background:linear-gradient(135deg,#fff,#ffd6e4 40%,#fff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:1.06rem;color:var(--muted);margin-bottom:28px;max-width:560px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:12px;font-weight:600;font-size:1rem;transition:all .25s ease;cursor:pointer;border:1px solid transparent}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 10px 30px rgba(255,46,109,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 15px 40px rgba(255,46,109,.55);color:#fff}
.btn-ghost{background:var(--surface);border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.hero-stats{display:flex;gap:32px;flex-wrap:wrap}
.hero-stats .n{font-size:1.7rem;font-weight:800;background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats .l{font-size:.85rem;color:var(--muted)}
.hero-visual{position:relative;height:440px}
.clip-card{position:absolute;width:210px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--border);background:var(--surface)}
.clip-card img{aspect-ratio:9/16;object-fit:cover;width:100%}
.clip-card .meta{position:absolute;left:12px;right:12px;bottom:12px;display:flex;justify-content:space-between;align-items:center;color:#fff;font-size:.8rem}
.clip-card .dur{background:rgba(0,0,0,.6);padding:4px 10px;border-radius:999px;backdrop-filter:blur(6px)}
.clip-card .play{width:28px;height:28px;border-radius:50%;background:var(--primary);display:grid;place-items:center}
.clip-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(0,0,0,.65))}
.c1{top:0;right:180px;transform:rotate(-6deg)}
.c2{top:40px;right:0;transform:rotate(4deg);z-index:2}
.c3{top:220px;right:120px;transform:rotate(-2deg);z-index:3}

/* Section base */
section{padding:var(--space) 0}
.sec-head{text-align:center;max-width:720px;margin:0 auto 50px}
.sec-tag{display:inline-block;padding:6px 14px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);color:var(--primary);font-size:.82rem;font-weight:600;margin-bottom:16px;letter-spacing:1px;text-transform:uppercase}
.sec-title{font-size:clamp(1.7rem,3vw,2.4rem);margin-bottom:16px}
.sec-title em{font-style:normal;background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.sec-desc{color:var(--muted);font-size:1.02rem}

/* Features */
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feature{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px 26px;transition:all .3s ease;position:relative;overflow:hidden}
.feature::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient);opacity:0;transition:opacity .3s ease}
.feature:hover{transform:translateY(-6px);border-color:var(--primary);box-shadow:var(--shadow-lg)}
.feature:hover::before{opacity:1}
.feature-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,rgba(255,46,109,.2),rgba(124,92,255,.2));display:grid;place-items:center;font-size:1.5rem;margin-bottom:20px}
.feature h3{font-size:1.15rem;margin-bottom:12px}
.feature p{color:var(--muted);font-size:.94rem}

/* Clips grid */
.clips-section{background:var(--bg-2)}
.clip-filter{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:40px}
.filter-btn{padding:9px 20px;border-radius:999px;background:var(--surface);border:1px solid var(--border);color:var(--muted);font-size:.9rem;font-weight:500;transition:all .2s ease}
.filter-btn.on,.filter-btn:hover{background:var(--gradient);border-color:transparent;color:#fff}
.clips-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.clip{background:var(--surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);transition:all .3s ease;cursor:pointer}
.clip:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--shadow)}
.clip-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#000}
.clip-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.clip:hover .clip-thumb img{transform:scale(1.06)}
.clip-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.75))}
.badge-hot{position:absolute;top:10px;left:10px;padding:4px 10px;border-radius:6px;background:var(--gradient);color:#fff;font-size:.72rem;font-weight:700;z-index:2}
.badge-dur{position:absolute;bottom:10px;right:10px;padding:4px 10px;border-radius:6px;background:rgba(0,0,0,.7);color:#fff;font-size:.78rem;font-weight:600;z-index:2;backdrop-filter:blur(6px)}
.play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:52px;height:52px;border-radius:50%;background:rgba(255,46,109,.9);display:grid;place-items:center;color:#fff;font-size:1.2rem;z-index:2;opacity:0;transition:opacity .3s ease}
.clip:hover .play-icon{opacity:1}
.clip-body{padding:16px 18px}
.clip-body h4{font-size:.98rem;margin-bottom:8px;font-weight:600;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.clip-body .meta-row{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted)}
.clip-body .views::before{content:"👁 ";opacity:.7}
.clip-body .date::before{content:"🕐 ";opacity:.7}

/* Scenes */
.scenes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:280px;display:flex;flex-direction:column;justify-content:flex-end;padding:28px;color:#fff;isolation:isolate;transition:transform .3s ease}
.scene:hover{transform:translateY(-6px)}
.scene::before{content:"";position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center}
.scene::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(11,9,18,.35) 0%,rgba(11,9,18,.9) 100%)}
.scene:nth-child(1)::before{background-image:url('/assets/images/coverpic/cover-1.webp')}
.scene:nth-child(2)::before{background-image:url('/assets/images/coverpic/cover-4.webp')}
.scene:nth-child(3)::before{background-image:url('/assets/images/coverpic/cover-7.webp')}
.scene h3{font-size:1.3rem;margin-bottom:10px}
.scene p{font-size:.94rem;color:rgba(255,255,255,.85);margin-bottom:16px}
.scene .scene-tag{display:inline-block;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.15);backdrop-filter:blur(10px);font-size:.78rem;font-weight:600;align-self:flex-start;margin-bottom:14px;border:1px solid rgba(255,255,255,.25)}

/* Flow */
.flow-section{background:var(--bg-2)}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.flow-step{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 24px;text-align:center;position:relative;transition:all .3s ease}
.flow-step:hover{border-color:var(--primary);transform:translateY(-4px)}
.flow-num{width:52px;height:52px;border-radius:50%;background:var(--gradient);color:#fff;font-weight:800;font-size:1.4rem;display:grid;place-items:center;margin:0 auto 18px;box-shadow:0 8px 20px rgba(255,46,109,.35)}
.flow-step h4{font-size:1.1rem;margin-bottom:10px}
.flow-step p{color:var(--muted);font-size:.92rem}

/* Highlight table */
.compare-wrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;overflow:hidden}
.compare-title{text-align:center;font-size:1.4rem;margin-bottom:28px}
.compare-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
.compare-grid > div{padding:16px 20px;border-bottom:1px solid var(--border);font-size:.94rem}
.compare-grid > div:nth-child(-n+3){background:var(--bg-2);font-weight:700;color:var(--text)}
.compare-grid > div:nth-child(6n+1),.compare-grid > div:nth-child(6n+2),.compare-grid > div:nth-child(6n+3){background:rgba(255,255,255,.02)}
.compare-grid .col-mine{color:var(--primary);font-weight:600}
.compare-grid > div:last-child,.compare-grid > div:nth-last-child(2),.compare-grid > div:nth-last-child(3){border-bottom:none}

/* 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(--border);border-radius:var(--radius);overflow:hidden;transition:border-color .2s ease}
.faq-item[open]{border-color:var(--primary)}
.faq-item summary{padding:20px 26px;font-weight:600;font-size:1.02rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.5rem;color:var(--primary);transition:transform .3s ease;font-weight:400}
.faq-item[open] summary::after{content:"−"}
.faq-item .a{padding:0 26px 22px;color:var(--muted);font-size:.96rem;line-height:1.75}

/* CTA */
.cta-band{background:var(--gradient);border-radius:var(--radius-lg);padding:60px 50px;text-align:center;color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.cta-band::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover;opacity:.15;mix-blend-mode:overlay}
.cta-band h2{font-size:clamp(1.6rem,2.6vw,2.2rem);margin-bottom:16px;position:relative}
.cta-band p{font-size:1.05rem;opacity:.95;max-width:600px;margin:0 auto 28px;position:relative}
.cta-band .btn-primary{background:#fff;color:var(--primary);box-shadow:0 10px 30px rgba(0,0,0,.25)}
.cta-band .btn-primary:hover{background:#fff;color:var(--primary);transform:translateY(-2px)}
.cta-band .btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3);color:#fff;backdrop-filter:blur(10px)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;border-color:#fff}
.cta-btns{display:inline-flex;gap:14px;flex-wrap:wrap;justify-content:center;position:relative}

/* Footer */
.site-footer{background:#050409;border-top:1px solid var(--border);padding:70px 0 24px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;margin-bottom:44px}
.footer-brand p{color:var(--muted);font-size:.94rem;margin:18px 0 22px;max-width:360px}
.footer-social{display:flex;gap:10px}
.footer-social a{width:38px;height:38px;border-radius:10px;background:var(--surface);border:1px solid var(--border);display:grid;place-items:center;font-size:.82rem;font-weight:600;color:var(--muted)}
.footer-social a:hover{background:var(--gradient);color:#fff;border-color:transparent}
.footer-col h4{font-size:1rem;margin-bottom:18px;color:var(--text)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--muted);font-size:.92rem}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{padding-top:24px;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:.86rem;color:var(--muted)}
.age-lock{padding:6px 14px;border-radius:999px;background:rgba(255,46,109,.15);border:1px solid rgba(255,46,109,.3);color:#ffb0c8}

/* Responsive */
@media (max-width:1024px){
  .features-grid,.clips-grid{grid-template-columns:repeat(3,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{height:400px;max-width:480px;margin:0 auto}
}
@media (max-width:768px){
  .nav-menu{position:absolute;top:100%;left:0;right:0;background:var(--bg-2);flex-direction:column;padding:16px;gap:6px;border-bottom:1px solid var(--border);display:none}
  .nav-menu.open{display:flex}
  .nav-menu a{width:100%;text-align:center;padding:12px}
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .features-grid,.clips-grid,.scenes-grid{grid-template-columns:repeat(2,1fr)}
  .compare-grid{grid-template-columns:1.3fr 1fr 1fr;font-size:.85rem}
  .compare-grid > div{padding:12px 14px}
  .cta-band{padding:44px 24px}
}
@media (max-width:520px){
  .features-grid,.clips-grid,.scenes-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
  .hero-visual{height:360px}
  .clip-card{width:170px}
  h1.hero-title{font-size:2rem}
  .hero-stats{gap:20px}
  .compare-grid{font-size:.78rem}
  .compare-grid > div{padding:10px 10px}
}

/* roulang page: category5 */
:root{
  --c-bg:#0b0710;
  --c-bg-2:#141020;
  --c-bg-3:#1c1630;
  --c-panel:#181125;
  --c-border:rgba(255,255,255,.08);
  --c-border-2:rgba(255,255,255,.14);
  --c-text:#f4eefb;
  --c-text-2:#c9c0dc;
  --c-mute:#8a819c;
  --c-primary:#ff2e6b;
  --c-primary-2:#ff6b9a;
  --c-accent:#ffb547;
  --c-hot:#ff5722;
  --c-new:#22d3a5;
  --c-gold:#ffcc44;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 4px 14px rgba(0,0,0,.25);
  --shadow:0 12px 36px rgba(0,0,0,.4);
  --shadow-hot:0 10px 28px rgba(255,46,107,.35);
  --gap:24px;
  --fs-h1:clamp(2rem,4.4vw,3.4rem);
  --fs-h2:clamp(1.5rem,2.6vw,2.1rem);
  --fs-h3:1.15rem;
  --trans:.25s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-sm)}
a{color:inherit;text-decoration:none;transition:color var(--trans)}
a:hover{color:var(--c-primary-2)}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,7,16,.85);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-border);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:70px;gap:24px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  font-size:1.2rem;font-weight:800;letter-spacing:.5px;
}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-2));
  color:#fff;font-weight:900;font-size:1rem;
  box-shadow:var(--shadow-hot);
}
.nav-menu{display:flex;gap:6px;flex-wrap:wrap}
.nav-menu a{
  padding:9px 15px;border-radius:999px;
  font-size:.94rem;color:var(--c-text-2);
  transition:all var(--trans);
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-menu a.active{
  color:#fff;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-2));
  box-shadow:var(--shadow-hot);
}
.header-cta{
  padding:9px 18px;border-radius:999px;
  background:var(--c-accent);color:#231400;font-weight:700;
  font-size:.9rem;transition:transform var(--trans);
}
.header-cta:hover{transform:translateY(-2px);color:#231400}
.nav-toggle{display:none;font-size:1.5rem;color:#fff}

/* banner */
.page-banner{
  position:relative;
  padding:88px 0 76px;
  background:
    linear-gradient(120deg,rgba(11,7,16,.86) 0%,rgba(20,10,40,.72) 55%,rgba(255,46,107,.28) 100%),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  overflow:hidden;
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 15% 20%,rgba(255,181,71,.15),transparent 55%),
             radial-gradient(circle at 85% 80%,rgba(255,46,107,.2),transparent 55%);
  pointer-events:none;
}
.banner-inner{position:relative;display:grid;grid-template-columns:1.2fr .9fr;gap:60px;align-items:center}
.crumb{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.85rem;color:var(--c-text-2);
  margin-bottom:18px;
}
.crumb a:hover{color:var(--c-primary-2)}
.crumb span{color:var(--c-mute)}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,46,107,.15);
  border:1px solid rgba(255,46,107,.4);
  color:var(--c-primary-2);
  font-size:.85rem;font-weight:600;
  margin-bottom:20px;
}
.banner-tag .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--c-primary);
  animation:pulse 1.6s infinite;
}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.4);opacity:.5}}
.banner-inner h1{
  font-size:var(--fs-h1);line-height:1.15;
  font-weight:800;margin-bottom:22px;
  letter-spacing:-.5px;
}
.banner-inner h1 em{
  font-style:normal;
  background:linear-gradient(135deg,var(--c-primary-2),var(--c-accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.banner-sub{font-size:1.05rem;color:var(--c-text-2);margin-bottom:30px;max-width:560px}
.banner-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:12px;
  font-weight:700;font-size:.95rem;
  transition:transform var(--trans),box-shadow var(--trans);
}
.btn-primary{
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-2));
  color:#fff;box-shadow:var(--shadow-hot);
}
.btn-primary:hover{transform:translateY(-3px);color:#fff;box-shadow:0 16px 36px rgba(255,46,107,.5)}
.btn-ghost{
  background:rgba(255,255,255,.06);
  border:1px solid var(--c-border-2);
  color:#fff;
}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-3px)}
.banner-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  max-width:560px;
}
.stat b{display:block;font-size:1.6rem;font-weight:800;color:#fff}
.stat span{font-size:.82rem;color:var(--c-mute)}

.banner-card{
  background:rgba(24,17,37,.65);
  backdrop-filter:blur(10px);
  border:1px solid var(--c-border-2);
  border-radius:var(--radius-lg);
  padding:22px;
  box-shadow:var(--shadow);
}
.banner-card h3{
  font-size:1rem;color:var(--c-text-2);
  margin-bottom:14px;display:flex;align-items:center;justify-content:space-between;
}
.banner-card h3 .live{
  padding:3px 10px;border-radius:999px;
  background:var(--c-new);color:#00281c;
  font-size:.72rem;font-weight:800;
}
.mini-rank{display:flex;flex-direction:column;gap:12px}
.mini-item{
  display:flex;align-items:center;gap:12px;
  padding:10px;border-radius:12px;
  background:rgba(0,0,0,.25);
  transition:background var(--trans);
}
.mini-item:hover{background:rgba(255,46,107,.12)}
.mini-num{
  width:28px;height:28px;border-radius:8px;
  display:grid;place-items:center;
  background:rgba(255,255,255,.08);
  color:#fff;font-weight:800;font-size:.85rem;
}
.mini-item:nth-child(1) .mini-num{background:linear-gradient(135deg,#ffcc44,#ff7a00);color:#3a1900}
.mini-item:nth-child(2) .mini-num{background:linear-gradient(135deg,#c0c8d8,#8a92a0);color:#1c1f27}
.mini-item:nth-child(3) .mini-num{background:linear-gradient(135deg,#c98d5b,#7c4a1e);color:#fff}
.mini-title{flex:1;font-size:.9rem;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mini-heat{font-size:.78rem;color:var(--c-accent);font-weight:700}

/* section base */
.section{padding:80px 0}
.section-head{text-align:center;max-width:720px;margin:0 auto 46px}
.section-eyebrow{
  display:inline-block;
  padding:5px 14px;border-radius:999px;
  background:rgba(255,46,107,.1);
  color:var(--c-primary-2);
  font-size:.82rem;font-weight:700;
  letter-spacing:1px;margin-bottom:14px;
}
.section-head h2{font-size:var(--fs-h2);font-weight:800;line-height:1.25;margin-bottom:14px}
.section-head p{color:var(--c-text-2);font-size:1rem}

/* today update - filter bar */
.filter-bar{
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:16px;
  padding:14px 20px;
  background:var(--c-panel);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  margin-bottom:32px;
}
.filter-tabs{display:flex;gap:6px;flex-wrap:wrap}
.filter-tabs button{
  padding:9px 16px;border-radius:10px;
  font-size:.88rem;color:var(--c-text-2);
  transition:all var(--trans);
}
.filter-tabs button:hover{background:rgba(255,255,255,.05);color:#fff}
.filter-tabs button.on{
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-2));
  color:#fff;font-weight:600;
}
.filter-meta{display:flex;align-items:center;gap:12px;color:var(--c-mute);font-size:.85rem}
.filter-meta .refresh{color:var(--c-new);font-weight:600}

/* grid */
.today-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.today-card{
  background:var(--c-panel);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform var(--trans),border-color var(--trans),box-shadow var(--trans);
}
.today-card:hover{
  transform:translateY(-6px);
  border-color:var(--c-primary);
  box-shadow:0 20px 40px rgba(0,0,0,.5);
}
.card-cover{
  position:relative;aspect-ratio:16/10;overflow:hidden;
}
.card-cover img{
  width:100%;height:100%;object-fit:cover;
  border-radius:0;transition:transform .5s ease;
}
.today-card:hover .card-cover img{transform:scale(1.06)}
.card-cover .badge{
  position:absolute;top:10px;left:10px;
  padding:4px 10px;border-radius:6px;
  font-size:.72rem;font-weight:800;letter-spacing:.5px;
  color:#fff;
}
.badge.new{background:var(--c-new);color:#002418}
.badge.hot{background:var(--c-hot)}
.badge.hd{background:rgba(0,0,0,.7);color:#fff;border:1px solid rgba(255,255,255,.3)}
.card-cover .duration{
  position:absolute;bottom:10px;right:10px;
  padding:3px 8px;border-radius:5px;
  background:rgba(0,0,0,.75);
  color:#fff;font-size:.75rem;
}
.card-cover .play-over{
  position:absolute;inset:0;
  display:grid;place-items:center;
  background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.5));
  opacity:0;transition:opacity var(--trans);
}
.today-card:hover .play-over{opacity:1}
.play-btn{
  width:48px;height:48px;border-radius:50%;
  background:rgba(255,46,107,.9);
  display:grid;place-items:center;
  color:#fff;font-size:1rem;
  box-shadow:var(--shadow-hot);
}
.card-body{padding:14px 16px 18px}
.card-body h3{
  font-size:.98rem;font-weight:600;line-height:1.4;
  margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  display:flex;align-items:center;justify-content:space-between;
  font-size:.78rem;color:var(--c-mute);
}
.card-meta .heat{color:var(--c-accent);font-weight:700}
.card-tags{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}
.card-tags span{
  padding:3px 8px;border-radius:5px;
  background:rgba(255,255,255,.05);
  font-size:.72rem;color:var(--c-text-2);
}

/* top10 */
.section-alt{background:var(--c-bg-2)}
.top10-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start;
}
.top10-list{
  background:var(--c-panel);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  overflow:hidden;
}
.top10-item{
  display:grid;grid-template-columns:60px 100px 1fr auto;gap:16px;
  align-items:center;
  padding:14px 18px;
  border-bottom:1px solid var(--c-border);
  transition:background var(--trans);
}
.top10-item:last-child{border-bottom:none}
.top10-item:hover{background:rgba(255,46,107,.06)}
.rank-num{
  font-size:1.6rem;font-weight:900;text-align:center;
  color:var(--c-mute);
  font-family:"Impact","Arial Black",sans-serif;
}
.top10-item:nth-child(1) .rank-num{color:#ffcc44}
.top10-item:nth-child(2) .rank-num{color:#c0c8d8}
.top10-item:nth-child(3) .rank-num{color:#c98d5b}
.rank-thumb{
  width:100%;aspect-ratio:16/10;border-radius:8px;overflow:hidden;
  position:relative;
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0}
.rank-info h4{
  font-size:.95rem;font-weight:600;margin-bottom:6px;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.rank-info .meta{font-size:.78rem;color:var(--c-mute);display:flex;gap:10px}
.rank-info .meta span{display:inline-flex;align-items:center;gap:4px}
.rank-heat{text-align:right}
.rank-heat b{display:block;color:var(--c-accent);font-weight:800;font-size:1.05rem}
.rank-heat span{font-size:.72rem;color:var(--c-mute)}
.rank-trend{
  display:inline-block;padding:2px 6px;border-radius:4px;
  font-size:.7rem;font-weight:700;margin-top:4px;
}
.rank-trend.up{background:rgba(34,211,165,.15);color:var(--c-new)}
.rank-trend.new{background:rgba(255,181,71,.15);color:var(--c-accent)}
.rank-trend.hot{background:rgba(255,87,34,.15);color:var(--c-hot)}

.top10-side{display:flex;flex-direction:common;flex-direction:column;gap:20px}
.side-block{
  background:var(--c-panel);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:24px;
}
.side-block h3{font-size:1.1rem;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.side-block h3::before{
  content:"";width:4px;height:18px;border-radius:2px;
  background:linear-gradient(180deg,var(--c-primary),var(--c-primary-2));
}
.data-bar{margin-bottom:14px}
.data-bar:last-child{margin-bottom:0}
.data-bar .lb{display:flex;justify-content:space-between;font-size:.86rem;margin-bottom:6px}
.data-bar .lb b{color:var(--c-accent)}
.data-bar .track{height:8px;border-radius:4px;background:rgba(255,255,255,.06);overflow:hidden}
.data-bar .fill{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--c-primary),var(--c-primary-2))}

.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--c-border);
  font-size:.84rem;color:var(--c-text-2);
  transition:all var(--trans);
}
.tag-cloud a:hover{
  background:rgba(255,46,107,.15);
  border-color:var(--c-primary);
  color:#fff;
}

/* timeline */
.timeline{
  position:relative;
  max-width:900px;margin:0 auto;
  padding-left:40px;
}
.timeline::before{
  content:"";position:absolute;
  left:12px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--c-primary),var(--c-primary-2),transparent);
}
.tl-item{
  position:relative;padding-bottom:30px;
}
.tl-item::before{
  content:"";position:absolute;
  left:-34px;top:8px;
  width:14px;height:14px;border-radius:50%;
  background:var(--c-primary);
  box-shadow:0 0 0 4px rgba(255,46,107,.2);
}
.tl-time{
  font-size:.82rem;color:var(--c-mute);
  font-weight:700;margin-bottom:6px;
  display:flex;align-items:center;gap:10px;
}
.tl-time .pill{
  padding:2px 8px;border-radius:4px;
  background:rgba(34,211,165,.15);
  color:var(--c-new);font-size:.7rem;
}
.tl-body{
  padding:16px 20px;
  background:var(--c-panel);
  border:1px solid var(--c-border);
  border-radius:var(--radius-sm);
}
.tl-body h4{font-size:1rem;margin-bottom:6px}
.tl-body p{font-size:.88rem;color:var(--c-text-2)}
.tl-body .tags{margin-top:8px;display:flex;gap:6px;flex-wrap:wrap}
.tl-body .tags span{
  padding:2px 8px;border-radius:4px;
  background:rgba(255,255,255,.05);
  font-size:.72rem;color:var(--c-mute);
}

/* how it works */
.how-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.how-item{
  padding:26px 22px;
  background:var(--c-panel);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  transition:transform var(--trans),border-color var(--trans);
  position:relative;overflow:hidden;
}
.how-item::before{
  content:attr(data-n);
  position:absolute;top:-10px;right:-6px;
  font-size:5rem;font-weight:900;color:rgba(255,46,107,.08);
  font-family:"Impact",sans-serif;line-height:1;
}
.how-item:hover{transform:translateY(-4px);border-color:var(--c-primary)}
.how-icn{
  width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-2));
  display:grid;place-items:center;
  font-size:1.3rem;color:#fff;margin-bottom:16px;
  box-shadow:var(--shadow-hot);
}
.how-item h4{font-size:1.05rem;margin-bottom:10px}
.how-item p{font-size:.9rem;color:var(--c-text-2)}

/* scenes */
.scene-wrap{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.scene-card{
  position:relative;overflow:hidden;
  border-radius:var(--radius);
  min-height:320px;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:26px;
  border:1px solid var(--c-border);
}
.scene-card img.bg{
  position:absolute;inset:0;
  width:100%;height:100%;object-fit:cover;
  border-radius:0;
  transition:transform .6s ease;
}
.scene-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,7,16,.35) 0%,rgba(11,7,16,.9) 90%);
}
.scene-card:hover img.bg{transform:scale(1.06)}
.scene-card > *{position:relative;z-index:2}
.scene-card .sc-tag{
  align-self:flex-start;
  padding:4px 12px;border-radius:999px;
  background:rgba(255,46,107,.9);
  color:#fff;font-size:.75rem;font-weight:700;
  margin-bottom:12px;
}
.scene-card h3{font-size:1.25rem;margin-bottom:10px}
.scene-card p{font-size:.9rem;color:var(--c-text-2);margin-bottom:14px}
.scene-card .sc-link{
  color:var(--c-primary-2);font-weight:700;font-size:.88rem;
  display:inline-flex;align-items:center;gap:6px;
}
.scene-card .sc-link::after{content:"→";transition:transform var(--trans)}
.scene-card:hover .sc-link::after{transform:translateX(4px)}

/* faq */
.faq-wrap{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--c-panel);
  border:1px solid var(--c-border);
  border-radius:var(--radius-sm);
  overflow:hidden;
  transition:border-color var(--trans);
}
.faq-item[open]{border-color:var(--c-primary)}
.faq-item summary{
  padding:20px 24px;
  cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;
  font-size:1rem;font-weight:600;
  gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  width:26px;height:26px;border-radius:50%;
  background:rgba(255,46,107,.15);color:var(--c-primary-2);
  display:grid;place-items:center;
  font-size:1.2rem;font-weight:400;
  transition:transform var(--trans);
  flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .a{
  padding:0 24px 20px;color:var(--c-text-2);font-size:.94rem;
}

/* cta */
.cta-band{
  background:
    linear-gradient(120deg,rgba(255,46,107,.85),rgba(255,107,154,.65)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-radius:var(--radius-lg);
  padding:60px 44px;
  display:grid;grid-template-columns:1.4fr .6fr;gap:40px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:1.8rem;margin-bottom:12px;color:#fff}
.cta-band p{color:rgba(255,255,255,.9);font-size:1rem;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn{justify-content:center}
.cta-actions .btn-white{background:#fff;color:var(--c-primary);box-shadow:0 10px 30px rgba(0,0,0,.2)}
.cta-actions .btn-white:hover{background:#fff;color:var(--c-primary);transform:translateY(-3px)}
.cta-actions .btn-outline{background:transparent;border:2px solid #fff;color:#fff}
.cta-actions .btn-outline:hover{background:rgba(255,255,255,.15);color:#fff}

/* footer */
.site-footer{
  background:var(--c-bg-2);
  padding:60px 0 24px;
  border-top:1px solid var(--c-border);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;margin-bottom:40px;
}
.footer-brand p{color:var(--c-text-2);font-size:.9rem;margin:14px 0 18px;max-width:340px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:36px;height:36px;border-radius:50%;
  background:rgba(255,255,255,.05);
  border:1px solid var(--c-border);
  display:grid;place-items:center;
  font-size:.78rem;color:var(--c-text-2);
  transition:all var(--trans);
}
.footer-social a:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary);transform:translateY(-3px)}
.footer-col h4{font-size:1rem;margin-bottom:16px;color:#fff}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:.88rem;color:var(--c-text-2)}
.footer-col ul a:hover{color:var(--c-primary-2)}
.footer-bottom{
  padding-top:24px;border-top:1px solid var(--c-border);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:.83rem;color:var(--c-mute);
}
.age-lock{color:var(--c-accent)}

/* responsive */
@media (max-width:1024px){
  .banner-inner{grid-template-columns:1fr;gap:40px}
  .today-grid{grid-template-columns:repeat(3,1fr)}
  .how-grid{grid-template-columns:repeat(2,1fr)}
  .scene-wrap{grid-template-columns:repeat(2,1fr)}
  .top10-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:768px){
  .nav-toggle{display:block}
  .nav-menu{
    display:none;position:absolute;top:70px;left:0;right:0;
    flex-direction:column;background:var(--c-bg-2);
    border-bottom:1px solid var(--c-border);padding:14px;
  }
  .nav-menu.show{display:flex}
  .header-cta{display:none}
  .page-banner{padding:56px 0 50px}
  .banner-stats{grid-template-columns:repeat(2,1fr)}
  .section{padding:56px 0}
  .today-grid{grid-template-columns:repeat(2,1fr)}
  .filter-bar{padding:14px}
  .top10-item{grid-template-columns:40px 80px 1fr;gap:12px}
  .top10-item .rank-heat{grid-column:2/4;text-align:left;margin-top:6px}
  .cta-band{grid-template-columns:1fr;padding:40px 24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media (max-width:520px){
  .today-grid{grid-template-columns:1fr}
  .scene-wrap,.how-grid{grid-template-columns:1fr}
  .banner-inner h1{font-size:2rem}
  .timeline{padding-left:32px}
}