/* roulang page: index */
:root{
  --bg:#07070c;
  --bg-soft:#0d0d15;
  --panel:#12121c;
  --panel-2:#181826;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#eef1f7;
  --muted:#9aa3b8;
  --neon:#22e3c9;
  --violet:#7c5cff;
  --pink:#ff3d81;
  --radius-lg:24px;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 20px 44px -22px rgba(0,0,0,.95);
  --shadow-neon:0 0 0 1px rgba(34,227,201,.35), 0 18px 46px -20px rgba(34,227,201,.45);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(720px 420px at 8% -6%, rgba(124,92,255,.22), transparent 70%),
    radial-gradient(620px 380px at 96% 4%, rgba(34,227,201,.16), transparent 72%),
    radial-gradient(760px 460px at 50% 108%, rgba(255,61,129,.13), transparent 74%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease, opacity .22s ease;}
button{font-family:inherit;}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 22px;
  position:relative;
  z-index:1;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,7,12,.82);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg, transparent, rgba(34,227,201,.85), rgba(124,92,255,.85), transparent);
  opacity:.85;
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:11px;
  font-weight:800;
  letter-spacing:.3px;
  font-size:16.5px;
  white-space:nowrap;
}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(140deg, var(--neon), var(--violet) 65%, var(--pink));
  color:#06060a;
  font-weight:900;
  font-size:15px;
  box-shadow:0 10px 26px -12px rgba(34,227,201,.9);
  flex:none;
}
.brand-text small{
  display:block;
  font-size:11px;
  font-weight:500;
  color:var(--muted);
  letter-spacing:1.4px;
  line-height:1.2;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  flex-wrap:nowrap;
}
.nav-link{
  position:relative;
  padding:9px 13px;
  border-radius:10px;
  font-size:14px;
  color:#c3cadb;
  white-space:nowrap;
  transition:color .2s ease, background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.06);}
.nav-link.active{
  color:#06131a;
  background:linear-gradient(120deg, var(--neon), #6ff0dd);
  font-weight:700;
  box-shadow:0 8px 22px -12px rgba(34,227,201,.95);
}
.nav-link:focus-visible,
.btn:focus-visible,
.faq-q:focus-visible{
  outline:2px solid var(--neon);
  outline-offset:3px;
}
.nav-cta{
  padding:9px 18px;
  border-radius:999px;
  font-size:13.5px;
  font-weight:700;
  color:#07070c;
  background:linear-gradient(120deg, var(--pink), #ff7aa9);
  box-shadow:0 12px 26px -14px rgba(255,61,129,.95);
  white-space:nowrap;
  transition:transform .2s ease, box-shadow .2s ease;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 16px 32px -14px rgba(255,61,129,1);}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.04);
  color:#fff;
  cursor:pointer;
  font-size:17px;
}
.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(9,9,15,.97);
  padding:14px 22px 22px;
}
.mobile-panel.open{display:block;}
.mobile-panel a{
  display:block;
  padding:12px 14px;
  border-radius:12px;
  font-size:15px;
  color:#cbd2e2;
  border:1px solid transparent;
}
.mobile-panel a:hover{background:rgba(255,255,255,.05);}
.mobile-panel a.active{
  color:#06131a;
  background:linear-gradient(120deg,var(--neon),#6ff0dd);
  font-weight:700;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
}
.btn-primary{
  color:#05131a;
  background:linear-gradient(120deg, var(--neon), #7ef3e2 55%, #a8ffe9);
  box-shadow:0 16px 36px -18px rgba(34,227,201,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px -16px rgba(34,227,201,1);}
.btn-ghost{
  color:#e8ecf5;
  background:rgba(255,255,255,.04);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(34,227,201,.55);transform:translateY(-2px);}
.btn-pink{
  color:#1b0510;
  background:linear-gradient(120deg,var(--pink),#ff86b0);
  box-shadow:0 16px 34px -18px rgba(255,61,129,.95);
}
.btn-pink:hover{transform:translateY(-2px);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:72px 0 64px;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  width:520px;height:520px;
  right:-160px;top:-180px;
  background:radial-gradient(circle, rgba(124,92,255,.5), transparent 66%);
  filter:blur(24px);
  pointer-events:none;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:52px;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:7px 15px;
  border-radius:999px;
  font-size:12.5px;
  letter-spacing:1.2px;
  color:#9ff6e9;
  background:rgba(34,227,201,.1);
  border:1px solid rgba(34,227,201,.34);
}
.hero-eyebrow i{font-size:11px;}
.hero h1{
  margin:22px 0 0;
  font-size:clamp(30px, 4.4vw, 54px);
  line-height:1.24;
  font-weight:900;
  letter-spacing:-.5px;
}
.hero h1 .glow{
  background:linear-gradient(100deg, var(--neon), #86f7e6 40%, var(--violet) 78%, var(--pink));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  margin:20px 0 0;
  font-size:16.5px;
  color:#b9c2d6;
  max-width:620px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:14px;
  margin-top:38px;
  max-width:560px;
}
.stat{
  padding:16px 18px;
  border-radius:var(--radius);
  background:linear-gradient(160deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
  border:1px solid var(--line);
}
.stat b{
  display:block;
  font-size:22px;
  font-weight:900;
  color:#fff;
  letter-spacing:-.3px;
}
.stat span{font-size:12.5px;color:var(--muted);}

/* 竖版封面卡 */
.poster-stack{position:relative;}
.poster-card{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  aspect-ratio:3/4;
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
  background:
    radial-gradient(120% 90% at 20% 0%, rgba(124,92,255,.55), transparent 62%),
    radial-gradient(120% 90% at 90% 100%, rgba(34,227,201,.42), transparent 60%),
    linear-gradient(165deg,#151527,#0a0a12 70%);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  padding:26px;
}
.poster-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(7,7,12,0) 30%, rgba(7,7,12,.86) 100%);
  pointer-events:none;
}
.poster-top{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:flex-start;gap:10px;}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.4px;
}
.badge-hot{
  color:#22060f;
  background:linear-gradient(120deg,var(--pink),#ff9bc0);
  box-shadow:0 8px 22px -12px rgba(255,61,129,.95);
}
.badge-line{
  color:#a6f7ec;
  background:rgba(34,227,201,.14);
  border:1px solid rgba(34,227,201,.4);
}
.poster-body{position:relative;z-index:2;}
.poster-body h3{
  margin:0 0 8px;
  font-size:23px;
  font-weight:900;
  line-height:1.35;
}
.poster-body p{
  margin:0;
  font-size:13.5px;
  color:#c2cade;
}
.poster-meta{
  margin-top:18px;
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  font-size:12px;
  color:#9aa3b8;
}
.poster-meta span{
  padding:5px 11px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.05);
}
.poster-float{
  position:absolute;
  right:-14px;
  bottom:38px;
  z-index:3;
  padding:14px 18px;
  border-radius:16px;
  background:rgba(18,18,28,.95);
  border:1px solid rgba(34,227,201,.4);
  box-shadow:var(--shadow-neon);
  font-size:12.5px;
  color:#c8f9f2;
  max-width:190px;
}
.poster-float b{display:block;font-size:17px;color:#fff;margin-bottom:2px;}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0;}
.section-tight{padding:52px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:38px;
  flex-wrap:wrap;
}
.section-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:2px;
  color:var(--neon);
  font-weight:700;
  text-transform:uppercase;
}
.section-kicker::before{
  content:"";
  width:22px;height:2px;
  background:linear-gradient(90deg,var(--neon),transparent);
}
.section-title{
  margin:12px 0 0;
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  letter-spacing:-.4px;
  line-height:1.3;
}
.section-desc{
  margin:12px 0 0;
  color:var(--muted);
  font-size:15px;
  max-width:640px;
}

/* 分类卡片 */
.cat-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:20px;
}
.cat-card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:26px 24px 24px;
  border-radius:var(--radius-lg);
  background:linear-gradient(165deg, rgba(255,255,255,.065), rgba(255,255,255,.018));
  border:1px solid var(--line);
  overflow:hidden;
  transition:transform .26s ease, border-color .26s ease, box-shadow .26s ease;
}
.cat-card::before{
  content:"";
  position:absolute;
  inset:0 auto 0 0;
  width:3px;
  background:linear-gradient(180deg, var(--neon), var(--violet));
  opacity:0;
  transition:opacity .26s ease;
}
.cat-card:hover{
  transform:translateY(-6px);
  border-color:rgba(34,227,201,.45);
  box-shadow:0 26px 50px -30px rgba(34,227,201,.7);
}
.cat-card:hover::before{opacity:1;}
.cat-icon{
  width:46px;height:46px;
  border-radius:14px;
  display:grid;place-items:center;
  font-size:18px;
  color:#06202a;
  background:linear-gradient(140deg,var(--neon),#8bf7e8);
  box-shadow:0 12px 26px -16px rgba(34,227,201,.95);
  flex:none;
}
.cat-card:nth-child(2) .cat-icon{background:linear-gradient(140deg,var(--violet),#b3a2ff);color:#0d0424;}
.cat-card:nth-child(3) .cat-icon{background:linear-gradient(140deg,var(--pink),#ffa3c2);color:#2a0713;}
.cat-card:nth-child(4) .cat-icon{background:linear-gradient(140deg,#ffb84d,#ffe0a3);color:#2b1a00;}
.cat-card:nth-child(5) .cat-icon{background:linear-gradient(140deg,#4dd8ff,#a9ecff);color:#03222b;}
.cat-card h3{
  margin:0;
  font-size:19px;
  font-weight:800;
}
.cat-card p{
  margin:0;
  font-size:14px;
  color:var(--muted);
  flex:1;
}
.cat-more{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  font-weight:700;
  color:var(--neon);
}
.cat-card:hover .cat-more i{transform:translateX(4px);}
.cat-more i{transition:transform .24s ease;}

/* 卖点卡片 */
.why-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:20px;
}
.why-card{
  display:flex;
  gap:18px;
  padding:26px;
  border-radius:var(--radius-lg);
  background:linear-gradient(155deg,#14141f,#0c0c14);
  border:1px solid var(--line);
  transition:border-color .24s ease, transform .24s ease;
}
.why-card:hover{border-color:rgba(124,92,255,.5);transform:translateY(-4px);}
.why-num{
  font-size:13px;
  font-weight:900;
  letter-spacing:1px;
  color:var(--violet);
  padding-top:4px;
  min-width:34px;
}
.why-card h3{margin:0 0 8px;font-size:18px;font-weight:800;}
.why-card p{margin:0;font-size:14.2px;color:var(--muted);}

/* 排行榜 */
.rank-panel{
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(170deg,#101019,#0a0a11);
  overflow:hidden;
}
.rank-row{
  display:grid;
  grid-template-columns:56px 1fr 148px;
  gap:18px;
  align-items:center;
  padding:20px 26px;
  border-bottom:1px solid var(--line);
  transition:background .22s ease;
}
.rank-row:last-child{border-bottom:none;}
.rank-row:hover{background:rgba(34,227,201,.045);}
.rank-no{
  font-size:22px;
  font-weight:900;
  color:transparent;
  -webkit-text-stroke:1.4px rgba(255,255,255,.38);
  line-height:1;
}
.rank-row:nth-child(1) .rank-no{-webkit-text-stroke:1.4px var(--pink);}
.rank-row:nth-child(2) .rank-no{-webkit-text-stroke:1.4px var(--neon);}
.rank-row:nth-child(3) .rank-no{-webkit-text-stroke:1.4px var(--violet);}
.rank-title{font-size:16px;font-weight:700;margin:0 0 5px;}
.rank-note{font-size:13.2px;color:var(--muted);margin:0;}
.heat-wrap{display:flex;flex-direction:column;gap:7px;}
.heat-bar{
  height:6px;
  border-radius:999px;
  background:rgba(255,255,255,.09);
  overflow:hidden;
}
.heat-bar i{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--neon),var(--violet),var(--pink));
}
.heat-label{font-size:12px;color:#8d96ab;display:flex;justify-content:space-between;}

/* 瀑布流 */
.masonry{
  columns:3;
  column-gap:20px;
}
.m-card{
  break-inside:avoid;
  margin-bottom:20px;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg,#14141f,#0b0b12);
  overflow:hidden;
  transition:transform .26s ease, border-color .26s ease, box-shadow .26s ease;
  display:block;
}
.m-card:hover{
  transform:translateY(-5px);
  border-color:rgba(255,61,129,.45);
  box-shadow:0 26px 48px -30px rgba(255,61,129,.75);
}
.m-thumb{
  position:relative;
  display:grid;
  place-items:center;
  color:rgba(255,255,255,.9);
  font-size:26px;
  overflow:hidden;
}
.m-thumb::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,7,12,0) 35%,rgba(7,7,12,.75));
}
.m-thumb.tall{aspect-ratio:4/5;}
.m-thumb.mid{aspect-ratio:1/1;}
.m-thumb.short{aspect-ratio:16/10;}
.m-thumb i{position:relative;z-index:2;filter:drop-shadow(0 4px 14px rgba(0,0,0,.6));}
.m-thumb.g1{background:radial-gradient(120% 100% at 20% 10%,rgba(124,92,255,.9),transparent 65%),linear-gradient(150deg,#231a45,#0d0d18);}
.m-thumb.g2{background:radial-gradient(120% 100% at 80% 0%,rgba(34,227,201,.85),transparent 62%),linear-gradient(150deg,#0d2b2b,#0b0b13);}
.m-thumb.g3{background:radial-gradient(120% 100% at 30% 90%,rgba(255,61,129,.85),transparent 62%),linear-gradient(150deg,#2c0f20,#0b0b13);}
.m-thumb.g4{background:radial-gradient(120% 100% at 70% 20%,rgba(255,184,77,.8),transparent 60%),linear-gradient(150deg,#2b210b,#0b0b13);}
.m-thumb.g5{background:radial-gradient(120% 100% at 20% 80%,rgba(77,216,255,.8),transparent 60%),linear-gradient(150deg,#0b2230,#0b0b13);}
.m-thumb.g6{background:radial-gradient(120% 100% at 60% 10%,rgba(160,120,255,.8),transparent 62%),linear-gradient(150deg,#1d1638,#0b0b13);}
.m-body{padding:20px 22px 24px;}
.m-tagline{
  display:inline-flex;
  padding:4px 11px;
  border-radius:999px;
  font-size:11.5px;
  font-weight:700;
  color:#ffc7da;
  background:rgba(255,61,129,.16);
  border:1px solid rgba(255,61,129,.36);
  margin-bottom:12px;
}
.m-body h3{margin:0 0 9px;font-size:17px;font-weight:800;line-height:1.45;}
.m-body p{margin:0;font-size:13.8px;color:var(--muted);}
.m-foot{
  margin-top:16px;
  padding-top:14px;
  border-top:1px dashed var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:#8b94a9;
}
.m-foot span i{color:var(--neon);margin-right:6px;}

/* 口碑 */
.voice-wrap{
  display:grid;
  grid-template-columns:.95fr 1.05fr;
  gap:30px;
  align-items:stretch;
}
.voice-stat{
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(34,227,201,.22), transparent 58%),
    linear-gradient(165deg,#13131e,#0a0a11);
  padding:32px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:26px;
}
.voice-stat h3{margin:0;font-size:20px;font-weight:800;line-height:1.5;}
.voice-stat p{margin:10px 0 0;color:var(--muted);font-size:14.2px;}
.voice-nums{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:12px;
}
.voice-nums div{
  padding:14px 12px;
  border-radius:14px;
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);
  text-align:center;
}
.voice-nums b{display:block;font-size:20px;font-weight:900;color:#fff;}
.voice-nums span{font-size:11.5px;color:var(--muted);}
.quote-list{display:grid;gap:16px;}
.quote{
  padding:22px 24px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(150deg,#141420,#0b0b12);
  position:relative;
  transition:border-color .24s ease, transform .24s ease;
}
.quote:hover{border-color:rgba(124,92,255,.5);transform:translateX(4px);}
.quote::before{
  content:"“";
  position:absolute;
  top:6px;left:16px;
  font-size:44px;
  line-height:1;
  color:rgba(124,92,255,.35);
  font-family:Georgia,serif;
}
.quote p{
  margin:12px 0 14px;
  font-size:14.6px;
  color:#d5dbeb;
}
.quote cite{
  font-style:normal;
  font-size:12.5px;
  color:#8b94a9;
  display:flex;
  align-items:center;
  gap:8px;
}
.quote cite i{color:var(--neon);}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(155deg,#13131e,#0b0b12);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .24s ease;
}
.faq-item.open{border-color:rgba(34,227,201,.5);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  background:none;
  border:none;
  color:#eef1f7;
  font-size:15.8px;
  font-weight:700;
  text-align:left;
  cursor:pointer;
}
.faq-q i{
  color:var(--neon);
  font-size:13px;
  transition:transform .26s ease;
  flex:none;
}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .34s ease;
}
.faq-a p{
  margin:0;
  padding:0 24px 22px;
  font-size:14.4px;
  color:var(--muted);
}

/* CTA */
.cta-band{
  position:relative;
  border-radius:28px;
  overflow:hidden;
  padding:56px 48px;
  border:1px solid rgba(34,227,201,.3);
  background:
    radial-gradient(90% 130% at 8% 10%, rgba(124,92,255,.5), transparent 58%),
    radial-gradient(90% 130% at 92% 90%, rgba(34,227,201,.42), transparent 56%),
    linear-gradient(140deg,#12121d,#08080f);
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:36px;
  align-items:center;
}
.cta-band h2{
  margin:0;
  font-size:clamp(23px,3vw,32px);
  font-weight:900;
  line-height:1.35;
  letter-spacing:-.4px;
}
.cta-band p{margin:14px 0 0;color:#b9c2d6;font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:12px;}
.cta-actions .btn{width:100%;}
.cta-actions small{display:block;text-align:center;color:#8b94a9;font-size:12.5px;}

/* 页脚 */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,#08080e,#050509);
  padding:56px 0 30px;
  margin-top:20px;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr .8fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:11px;
  font-weight:800;
  font-size:16.5px;
  margin-bottom:14px;
}
.footer-text{color:var(--muted);font-size:13.8px;max-width:400px;margin:0;}
.footer-col h4{
  margin:0 0 16px;
  font-size:13px;
  letter-spacing:1.6px;
  color:#7f889d;
  font-weight:700;
}
.footer-col a{
  display:block;
  padding:6px 0;
  font-size:14px;
  color:#c0c8da;
}
.footer-col a:hover{color:var(--neon);}
.footer-bottom{
  margin-top:38px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:#79839a;
}

/* 浮动操作条 */
.mobile-dock{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  display:none;
  gap:10px;
  padding:11px 16px calc(11px + env(safe-area-inset-bottom));
  background:rgba(8,8,14,.94);
  backdrop-filter:blur(16px);
  border-top:1px solid var(--line);
}
.mobile-dock .btn{flex:1;padding:11px 12px;font-size:13.5px;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .menu-toggle{display:grid;place-items:center;}
  .nav-cta{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .poster-stack{max-width:400px;margin:0 auto;width:100%;}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .masonry{columns:2;}
  .voice-wrap{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:44px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand-col{grid-column:1 / -1;}
  .rank-row{grid-template-columns:44px 1fr;}
  .heat-wrap{grid-column:2 / -1;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:52px 0 44px;}
  .hero-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;}
  .stat{padding:13px 14px;}
  .stat b{font-size:18px;}
  .stat span{font-size:11.5px;}
  .why-grid{grid-template-columns:1fr;}
  .cat-grid{grid-template-columns:1fr;}
  .masonry{columns:1;}
  .poster-float{right:0;bottom:18px;max-width:170px;}
  .site-footer{padding-bottom:96px;}
  .mobile-dock{display:flex;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .nav-wrap{height:64px;}
  .brand{font-size:14.5px;}
  .brand-text small{display:none;}
  .hero h1{font-size:27px;line-height:1.3;}
  .hero-sub{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .section-title{font-size:22px;}
  .cta-band{padding:34px 22px;border-radius:22px;}
  .quote p{font-size:13.8px;}
  .faq-q{font-size:14.6px;padding:17px 18px;}
  .faq-a p{padding:0 18px 18px;font-size:13.6px;}
  .rank-row{padding:16px 18px;gap:12px;}
  .m-body{padding:18px 18px 20px;}
  .poster-card{padding:22px;}
}

/* roulang page: category2 */
:root{
  --bg:#070910;
  --bg-soft:#0c1018;
  --panel:#121826;
  --panel-2:#171f30;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(53,240,207,.38);
  --text:#eaf0ff;
  --muted:#98a3bd;
  --neon:#35f0cf;
  --neon-2:#2ea8ff;
  --rose:#ff4d8d;
  --amber:#ffb020;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 20px 55px rgba(0,0,0,.48);
  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(7,9,16,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,240,207,.55),rgba(46,168,255,.45),transparent);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:76px;
}
.brand{
  display:flex;
  align-items:center;
  gap:11px;
  flex-shrink:0;
}
.brand-mark{
  width:40px;
  height:40px;
  border-radius:13px;
  display:grid;
  place-items:center;
  font-weight:900;
  font-size:18px;
  color:#04140f;
  background:linear-gradient(140deg,var(--neon),var(--neon-2));
  box-shadow:0 0 22px rgba(53,240,207,.4);
  flex-shrink:0;
}
.brand-name{
  font-size:16px;
  font-weight:900;
  letter-spacing:.02em;
  color:var(--text);
  white-space:nowrap;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  padding:4px 0;
}
.nav-links::-webkit-scrollbar{display:none;}
.nav-link{
  position:relative;
  padding:9px 14px;
  border-radius:10px;
  font-size:14.5px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:color .22s ease,background .22s ease,box-shadow .22s ease;
}
.nav-link:hover{
  color:var(--text);
  background:rgba(255,255,255,.06);
}
.nav-link:focus-visible{
  outline:2px solid var(--neon);
  outline-offset:2px;
}
.nav-link.active{
  color:#04140f;
  font-weight:700;
  background:linear-gradient(120deg,var(--neon),var(--neon-2));
  box-shadow:0 0 22px rgba(53,240,207,.45);
}
.header-cta{
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 16px;
  border-radius:11px;
  font-size:14px;
  font-weight:700;
  color:var(--neon);
  border:1px solid rgba(53,240,207,.4);
  background:rgba(53,240,207,.07);
  transition:all .22s ease;
}
.header-cta:hover{
  background:rgba(53,240,207,.16);
  box-shadow:0 0 20px rgba(53,240,207,.3);
  transform:translateY(-1px);
}
.header-cta:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  border-radius:13px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
}
.btn-primary{
  color:#04120f;
  background:linear-gradient(120deg,var(--neon),var(--neon-2));
  box-shadow:0 12px 30px rgba(53,240,207,.28);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 40px rgba(53,240,207,.45);
}
.btn-ghost{
  color:var(--text);
  border-color:var(--line);
  background:rgba(255,255,255,.035);
}
.btn-ghost:hover{
  color:var(--neon);
  border-color:var(--line-strong);
  background:rgba(53,240,207,.08);
  transform:translateY(-2px);
}
.btn:focus-visible{outline:2px solid var(--neon);outline-offset:3px;}
.btn:active{transform:translateY(0);}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:74px 0 62px;
  overflow:hidden;
  background:
    radial-gradient(720px 380px at 12% 0%,rgba(53,240,207,.16),transparent 65%),
    radial-gradient(680px 400px at 88% 12%,rgba(255,77,141,.14),transparent 62%),
    var(--bg);
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 30%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 30%,transparent 78%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 15px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--neon);
  border:1px solid rgba(53,240,207,.36);
  background:rgba(53,240,207,.08);
}
.eyebrow .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--neon);
  box-shadow:0 0 10px var(--neon);
}
.hero h1{
  margin:22px 0 20px;
  font-size:clamp(30px,4.2vw,50px);
  font-weight:900;
  letter-spacing:-.01em;
  line-height:1.22;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--neon),var(--neon-2) 55%,var(--rose));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  font-size:16.5px;
  color:var(--muted);
  max-width:600px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  margin-top:30px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 13px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:500;
  color:var(--muted);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  transition:all .22s ease;
}
.tag:hover{
  color:var(--neon);
  border-color:var(--line-strong);
  background:rgba(53,240,207,.08);
}

/* ---------- hero side panel ---------- */
.hero-panel{
  position:relative;
  padding:28px 26px;
  border-radius:22px;
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(23,31,48,.96),rgba(12,16,24,.96));
  box-shadow:var(--shadow);
}
.hero-panel::after{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:22px;
  padding:1px;
  background:linear-gradient(150deg,rgba(53,240,207,.5),transparent 45%,rgba(255,77,141,.4));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}
.panel-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--neon);
  margin-bottom:18px;
}
.rank-list li{
  display:flex;
  align-items:center;
  gap:12px;
  padding:11px 0;
  border-bottom:1px dashed rgba(255,255,255,.09);
  font-size:14.5px;
}
.rank-list li:last-child{border-bottom:none;}
.rank-num{
  width:26px;height:26px;
  flex-shrink:0;
  border-radius:9px;
  display:grid;place-items:center;
  font-size:12px;font-weight:900;
  color:var(--neon);
  background:rgba(53,240,207,.12);
  border:1px solid rgba(53,240,207,.28);
}
.rank-list li span:last-child{
  margin-left:auto;
  font-size:12px;
  color:var(--muted);
}

/* ---------- sections ---------- */
.section{
  padding:76px 0;
  position:relative;
}
.section-alt{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{
  max-width:760px;
  margin-bottom:44px;
}
.section-kicker{
  display:inline-block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.18em;
  color:var(--rose);
  margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  margin-bottom:14px;
}
.section-head p{
  color:var(--muted);
  font-size:15.5px;
}

/* ---------- stats ---------- */
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.stat-card{
  padding:26px 22px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(23,31,48,.9),rgba(12,16,24,.9));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.stat-card:hover{
  transform:translateY(-5px);
  border-color:var(--line-strong);
  box-shadow:0 18px 40px rgba(0,0,0,.44);
}
.stat-num{
  font-size:34px;
  font-weight:900;
  line-height:1.1;
  background:linear-gradient(120deg,var(--neon),var(--neon-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-label{
  margin-top:8px;
  font-size:14px;
  color:var(--muted);
}

/* ---------- character cards ---------- */
.char-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.char-card{
  position:relative;
  padding:28px 26px 26px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(170deg,rgba(23,31,48,.92),rgba(11,15,23,.96));
  overflow:hidden;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.char-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--neon),transparent 70%);
  opacity:.55;
  transition:opacity .28s ease;
}
.char-card:hover{
  transform:translateY(-7px);
  border-color:rgba(53,240,207,.42);
  box-shadow:0 24px 52px rgba(0,0,0,.5);
}
.char-card:hover::before{opacity:1;}
.char-top{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:18px;
}
.char-avatar{
  width:54px;height:54px;
  flex-shrink:0;
  border-radius:16px;
  display:grid;place-items:center;
  font-size:20px;
  font-weight:900;
  color:#04120f;
  background:linear-gradient(140deg,var(--neon),var(--neon-2));
  box-shadow:0 0 18px rgba(53,240,207,.3);
}
.char-avatar.pink{background:linear-gradient(140deg,var(--rose),#b52d8c);color:#20020f;box-shadow:0 0 18px rgba(255,77,141,.3);}
.char-avatar.amber{background:linear-gradient(140deg,var(--amber),#e06f18);color:#1e1100;box-shadow:0 0 18px rgba(255,176,32,.28);}
.char-name{
  font-size:18px;
  font-weight:900;
}
.char-role{
  font-size:12.5px;
  color:var(--muted);
  margin-top:3px;
}
.char-desc{
  font-size:14.5px;
  color:#c3cbe0;
  line-height:1.8;
}
.char-tags{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
  margin-top:18px;
}
.chip{
  padding:4px 11px;
  border-radius:8px;
  font-size:12px;
  font-weight:600;
  color:var(--neon);
  background:rgba(53,240,207,.1);
  border:1px solid rgba(53,240,207,.24);
}
.chip.pink{color:var(--rose);background:rgba(255,77,141,.1);border-color:rgba(255,77,141,.26);}
.chip.amber{color:var(--amber);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.26);}

/* ---------- relation columns ---------- */
.rel-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.rel-col{
  padding:28px 26px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:rgba(18,24,38,.72);
  transition:border-color .25s ease,transform .25s ease;
}
.rel-col:hover{
  border-color:rgba(53,240,207,.35);
  transform:translateY(-4px);
}
.rel-col h3{
  font-size:18px;
  font-weight:900;
  margin-bottom:6px;
}
.rel-col .rel-sub{
  font-size:13px;
  color:var(--rose);
  font-weight:700;
  letter-spacing:.08em;
  margin-bottom:18px;
}
.rel-list li{
  position:relative;
  padding-left:20px;
  margin-bottom:13px;
  font-size:14.5px;
  color:#c3cbe0;
  line-height:1.8;
}
.rel-list li:last-child{margin-bottom:0;}
.rel-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--neon);
  box-shadow:0 0 8px rgba(53,240,207,.7);
}

/* ---------- timeline ---------- */
.timeline{
  position:relative;
  padding-left:26px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:6px;
  top:8px;
  bottom:8px;
  width:2px;
  background:linear-gradient(180deg,var(--neon),rgba(46,168,255,.5),rgba(255,77,141,.45));
  opacity:.6;
}
.tl-item{
  position:relative;
  padding:0 0 30px 22px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-26px;
  top:8px;
  width:14px;height:14px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--neon);
  box-shadow:0 0 12px rgba(53,240,207,.6);
}
.tl-item h3{
  font-size:17px;
  font-weight:900;
  margin-bottom:8px;
}
.tl-item p{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.85;
}
.tl-tag{
  display:inline-block;
  margin-bottom:9px;
  padding:3px 10px;
  border-radius:7px;
  font-size:11.5px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--neon);
  background:rgba(53,240,207,.1);
  border:1px solid rgba(53,240,207,.24);
}

/* ---------- debate cards ---------- */
.debate-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.debate-card{
  padding:26px 24px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(170deg,rgba(23,31,48,.9),rgba(11,15,23,.95));
  transition:transform .25s ease,border-color .25s ease;
}
.debate-card:hover{
  transform:translateY(-5px);
  border-color:rgba(255,77,141,.36);
}
.debate-q{
  font-size:16px;
  font-weight:900;
  margin-bottom:12px;
  color:#fff;
}
.debate-q::before{
  content:"争";
  display:inline-grid;
  place-items:center;
  width:22px;height:22px;
  margin-right:9px;
  border-radius:6px;
  font-size:11px;
  font-weight:900;
  color:#20020f;
  background:var(--rose);
  vertical-align:2px;
}
.debate-card p{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.85;
}

/* ---------- faq ---------- */
.faq-list{
  display:grid;
  gap:14px;
  max-width:900px;
}
.faq-item{
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:rgba(18,24,38,.72);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{border-color:rgba(53,240,207,.32);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 24px;
  font-size:16px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--neon);}
.faq-item summary:focus-visible{outline:2px solid var(--neon);outline-offset:-2px;}
.faq-item summary::after{
  content:"+";
  flex-shrink:0;
  width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:8px;
  font-size:16px;
  font-weight:700;
  color:var(--neon);
  background:rgba(53,240,207,.1);
  border:1px solid rgba(53,240,207,.24);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{
  content:"−";
  transform:rotate(180deg);
}
.faq-body{
  padding:0 24px 22px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.9;
}

/* ---------- cta ---------- */
.cta-band{
  position:relative;
  padding:64px 44px;
  border-radius:26px;
  overflow:hidden;
  border:1px solid rgba(53,240,207,.28);
  background:
    radial-gradient(600px 260px at 15% 0%,rgba(53,240,207,.2),transparent 70%),
    radial-gradient(520px 260px at 85% 100%,rgba(255,77,141,.18),transparent 70%),
    linear-gradient(160deg,#111827,#0a0e16);
  box-shadow:var(--shadow);
}
.cta-band h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  margin-bottom:14px;
}
.cta-band p{
  color:var(--muted);
  font-size:15.5px;
  max-width:660px;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}

/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,#080b12,#05070c);
  padding:64px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr;
  gap:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:11px;
  font-size:16px;
  font-weight:900;
  margin-bottom:16px;
}
.footer-text{
  font-size:14px;
  color:var(--muted);
  line-height:1.9;
  max-width:430px;
}
.footer-col h4{
  font-size:14px;
  font-weight:900;
  letter-spacing:.1em;
  color:var(--neon);
  margin-bottom:16px;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:var(--muted);
  padding:6px 0;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{
  color:var(--text);
  transform:translateX(3px);
}
.footer-col a:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  margin-top:46px;
  padding-top:24px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:#6f7a93;
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .char-grid{grid-template-columns:repeat(2,1fr);}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .rel-grid{grid-template-columns:1fr;}
  .debate-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .header-cta{display:none;}
}
@media (max-width:768px){
  .header-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:10px;min-height:0;gap:10px;}
  .nav-links{
    width:100%;
    margin-left:0;
    padding-bottom:6px;
    border-top:1px solid var(--line);
    padding-top:10px;
  }
  .hero{padding:52px 0 46px;}
  .section{padding:56px 0;}
  .char-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .cta-band{padding:44px 26px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero h1{font-size:28px;}
  .hero-lead{font-size:15px;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-num{font-size:28px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .brand-name{font-size:14.5px;white-space:normal;line-height:1.35;}
}

/* roulang page: category1 */
:root{
  --bg:#06070d;
  --bg-2:#0b0e1a;
  --panel:#111528;
  --panel-2:#171c33;
  --line:rgba(255,255,255,.09);
  --text:#eef1ff;
  --muted:#98a1c4;
  --neon:#ff3d7f;
  --neon-soft:rgba(255,61,127,.16);
  --cyan:#38e8ff;
  --cyan-soft:rgba(56,232,255,.14);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 24px 60px -30px rgba(0,0,0,.92);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  color:var(--text);
  line-height:1.75;
  background:
    radial-gradient(900px 520px at 10% -6%, rgba(255,61,127,.16), transparent 62%),
    radial-gradient(820px 480px at 92% 2%, rgba(56,232,255,.12), transparent 60%),
    linear-gradient(180deg,#06070d 0%, #080a14 42%, #06070d 100%);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p{margin:0;}
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 22px;
}
/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(7,9,18,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(255,61,127,.28), 0 18px 40px -34px rgba(56,232,255,.9);
}
.header-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:14px 0;
}
.brand{display:flex;align-items:center;gap:11px;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  border-radius:12px;
  display:grid;place-items:center;
  font-size:18px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,#ff3d7f,#8b3dff);
  box-shadow:0 0 0 1px rgba(255,255,255,.14), 0 14px 28px -14px rgba(255,61,127,.95);
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:.01em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:9px 14px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:600;
  color:var(--muted);
  transition:color .18s ease, background .18s ease, box-shadow .18s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.06);}
.nav-link.active{
  color:#fff;
  background:var(--neon-soft);
  box-shadow:inset 0 0 0 1px rgba(255,61,127,.45), 0 0 22px -6px rgba(255,61,127,.85);
}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:50%;bottom:-15px;
  width:26px;height:2px;
  transform:translateX(-50%);
  border-radius:2px;
  background:linear-gradient(90deg,var(--neon),var(--cyan));
  box-shadow:0 0 12px rgba(255,61,127,.9);
}
.nav-link:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
  cursor:pointer;
  transition:border-color .18s ease, color .18s ease;
}
.nav-toggle:hover{border-color:rgba(56,232,255,.6);color:var(--cyan);}
.nav-toggle:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
/* ---------- 通用板块 ---------- */
.section{padding:66px 0;}
.section-tight{padding:46px 0;}
.section-head{max-width:740px;margin-bottom:34px;}
.section-title{
  font-size:clamp(22px,2.7vw,32px);
  font-weight:800;
  line-height:1.3;
  letter-spacing:-.01em;
  margin-bottom:12px;
}
.section-desc{color:var(--muted);font-size:15.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(255,61,127,.4);
  background:var(--neon-soft);
  color:#ffb3cd;
  font-size:13px;font-weight:700;letter-spacing:.08em;
}
.eyebrow-cyan{
  border-color:rgba(56,232,255,.38);
  background:var(--cyan-soft);
  color:#a8f2ff;
}
/* ---------- 首屏 ---------- */
.hero{padding:62px 0 44px;position:relative;}
.hero-grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:46px;
  align-items:center;
}
.hero-title{
  font-size:clamp(28px,4.4vw,52px);
  line-height:1.16;
  font-weight:900;
  letter-spacing:-.015em;
  margin:20px 0 18px;
}
.hero-title .hl{
  background:linear-gradient(115deg,#ff8ab8 0%,#ff3d7f 42%,#8b3dff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-title .hl2{
  background:linear-gradient(115deg,#b6f7ff 0%,#38e8ff 60%,#7cf0c5 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--muted);font-size:16px;max-width:640px;}
.hero-lead strong{color:#fff;font-weight:700;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.btn-primary{
  color:#1b0210;
  background:linear-gradient(135deg,#ff77ab,#ff3d7f 55%,#ff8a5c);
  box-shadow:0 16px 36px -16px rgba(255,61,127,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 46px -16px rgba(255,61,127,1);}
.btn-ghost{
  color:var(--text);
  background:rgba(255,255,255,.045);
  border-color:var(--line);
}
.btn-ghost:hover{
  transform:translateY(-2px);
  color:#c9f7ff;
  border-color:rgba(56,232,255,.55);
  background:var(--cyan-soft);
}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  margin-top:38px;
  max-width:580px;
}
.stat{
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 16px;
  transition:border-color .2s ease, transform .2s ease;
}
.stat:hover{border-color:rgba(56,232,255,.4);transform:translateY(-3px);}
.stat-num{font-size:22px;font-weight:800;color:#fff;line-height:1.2;}
.stat-label{font-size:12px;color:var(--muted);letter-spacing:.06em;margin-top:2px;}
/* 封面卡 */
.cover-card{
  position:relative;
  border-radius:24px;
  border:1px solid var(--line);
  background:linear-gradient(160deg,#1b1136 0%,#0e1226 52%,#0a1a2c 100%);
  padding:24px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.cover-card::before{
  content:"";
  position:absolute;
  width:260px;height:260px;
  right:-90px;top:-110px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,61,127,.5),transparent 68%);
  filter:blur(6px);
}
.cover-card::after{
  content:"";
  position:absolute;
  width:220px;height:220px;
  left:-80px;bottom:-100px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(56,232,255,.42),transparent 70%);
  filter:blur(6px);
}
.cover-frame{
  position:relative;
  z-index:1;
  aspect-ratio:4/5;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.12);
  background:
    linear-gradient(180deg,rgba(255,61,127,.22),rgba(10,12,24,.2) 45%,rgba(56,232,255,.2)),
    repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 12px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  box-shadow:inset 0 0 60px rgba(0,0,0,.6);
}
.cover-char{
  font-size:clamp(64px,9vw,96px);
  font-weight:900;
  line-height:1;
  color:#fff;
  text-shadow:0 0 26px rgba(255,61,127,.95), 0 0 60px rgba(139,61,255,.6);
}
.cover-sub{font-size:13px;letter-spacing:.42em;color:#c9d2f2;text-indent:.42em;}
.cover-tags{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.cover-note{position:relative;z-index:1;margin-top:14px;font-size:13.5px;color:#a9b2d4;}
/* 标签 */
.tag{
  display:inline-block;
  padding:5px 12px;
  border-radius:999px;
  font-size:12.5px;font-weight:600;
  color:#c3cbeb;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
}
.tag-hot{
  color:#ffd0e0;
  border-color:rgba(255,61,127,.5);
  background:var(--neon-soft);
}
.tag-cyan{
  color:#b7f6ff;
  border-color:rgba(56,232,255,.45);
  background:var(--cyan-soft);
}
/* ---------- 卡片网格 ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.card{
  position:relative;
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 24px;
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.card:hover{
  transform:translateY(-5px);
  border-color:rgba(255,61,127,.45);
  box-shadow:0 28px 52px -30px rgba(255,61,127,.85);
}
.card-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;
  border-radius:10px;
  font-size:14px;font-weight:800;color:#1b0210;
  background:linear-gradient(135deg,#ff77ab,#ff3d7f);
  margin-bottom:16px;
}
.card h3{font-size:17.5px;font-weight:800;margin-bottom:10px;line-height:1.45;}
.card p{color:var(--muted);font-size:14.5px;}
.card-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
/* ---------- 阶段推进 ---------- */
.stage-list{display:grid;gap:16px;}
.stage{
  display:grid;
  grid-template-columns:132px 1fr;
  gap:24px;
  align-items:start;
  background:linear-gradient(120deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px 26px;
  transition:border-color .22s ease, transform .22s ease, box-shadow .22s ease;
}
.stage:hover{
  transform:translateX(4px);
  border-color:rgba(56,232,255,.45);
  box-shadow:0 24px 46px -30px rgba(56,232,255,.8);
}
.stage-idx{
  font-size:13px;font-weight:800;letter-spacing:.1em;
  color:#ff9dc0;
}
.stage-idx strong{
  display:block;
  font-size:26px;
  color:#fff;
  letter-spacing:0;
  margin-top:4px;
}
.stage-body h3{font-size:17.5px;font-weight:800;margin-bottom:8px;}
.stage-body p{color:var(--muted);font-size:14.5px;}
.stage-body .tag{margin-top:14px;}
/* ---------- 排行 ---------- */
.rank-list{display:grid;gap:14px;}
.rank-item{
  display:flex;
  gap:18px;
  align-items:flex-start;
  background:linear-gradient(110deg,rgba(23,28,51,.95),rgba(13,16,32,.95));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px 24px;
  transition:border-color .22s ease, transform .22s ease, box-shadow .22s ease;
}
.rank-item:hover{
  transform:translateY(-3px);
  border-color:rgba(255,61,127,.5);
  box-shadow:0 26px 48px -32px rgba(255,61,127,.9);
}
.rank-num{
  flex:0 0 auto;
  font-size:20px;font-weight:900;
  line-height:1.3;
  min-width:38px;
  background:linear-gradient(135deg,#ff8ab8,#38e8ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.rank-body h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.rank-body p{color:var(--muted);font-size:14px;}
/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.scene{
  background:rgba(255,255,255,.035);
  border:1px solid var(--line);
  border-radius:14px;
  padding:20px 18px;
  transition:background .2s ease, border-color .2s ease, transform .2s ease;
}
.scene:hover{background:var(--cyan-soft);border-color:rgba(56,232,255,.45);transform:translateY(-4px);}
.scene h3{font-size:15px;font-weight:800;margin-bottom:8px;}
.scene p{color:var(--muted);font-size:13.5px;}
/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;}
.faq-item{
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  transition:border-color .2s ease;
}
.faq-item[open]{border-color:rgba(255,61,127,.45);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  font-size:15.5px;
  font-weight:700;
  color:#fff;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:#ffc2d8;}
.faq-item summary:focus-visible{outline:2px solid var(--cyan);outline-offset:-3px;}
.faq-icon{
  flex:0 0 auto;
  width:24px;height:24px;
  display:grid;place-items:center;
  border-radius:8px;
  font-size:15px;font-weight:800;
  color:#ffb3cd;
  background:var(--neon-soft);
  transition:transform .22s ease, background .22s ease, color .22s ease;
}
.faq-item[open] .faq-icon{
  transform:rotate(45deg);
  background:var(--cyan-soft);
  color:#a8f2ff;
}
.faq-body{
  padding:0 22px 20px;
  color:var(--muted);
  font-size:14.5px;
}
/* ---------- CTA ---------- */
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:26px;
  border:1px solid rgba(255,61,127,.35);
  background:linear-gradient(130deg,rgba(255,61,127,.16),rgba(12,15,30,.92) 46%,rgba(56,232,255,.14));
  padding:48px 40px;
  box-shadow:var(--shadow);
}
.cta-panel::before{
  content:"";
  position:absolute;
  width:320px;height:320px;
  right:-120px;top:-140px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(56,232,255,.35),transparent 68%);
}
.cta-inner{position:relative;z-index:1;max-width:680px;}
.cta-title{font-size:clamp(22px,2.8vw,31px);font-weight:900;line-height:1.32;margin:16px 0 14px;}
.cta-text{color:#b9c2e2;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:56px;
  border-top:1px solid var(--line);
  background:rgba(5,7,14,.92);
  padding:56px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:38px;
}
.footer-brand{
  display:flex;align-items:center;gap:12px;
  font-size:16px;font-weight:800;
  margin-bottom:16px;
}
.footer-text{color:var(--muted);font-size:14px;max-width:430px;}
.footer-col h4{
  font-size:13.5px;
  letter-spacing:.12em;
  color:#fff;
  margin-bottom:14px;
}
.footer-col a{
  display:block;
  color:var(--muted);
  font-size:14px;
  padding:6px 0;
  transition:color .18s ease, transform .18s ease;
}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px);}
.footer-col a:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:4px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  margin-top:38px;
  padding-top:20px;
  border-top:1px solid var(--line);
  color:#767f9e;
  font-size:12.5px;
}
/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .cover-card{max-width:420px;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-brand-col{grid-column:1 / -1;}
}
@media (max-width:900px){
  .nav-toggle{display:flex;}
  .nav-links{
    position:absolute;
    left:0;right:0;
    top:calc(100% + 12px);
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:12px;
    border-radius:18px;
    border:1px solid var(--line);
    background:rgba(13,16,32,.985);
    box-shadow:var(--shadow);
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-link{width:100%;padding:12px 14px;border-radius:12px;}
  .nav-link.active::after{display:none;}
  .nav-link.active{box-shadow:inset 0 0 0 1px rgba(255,61,127,.5);}
}
@media (max-width:768px){
  .section{padding:52px 0;}
  .hero{padding:44px 0 34px;}
  .grid-2,.grid-3{grid-template-columns:1fr;}
  .stage{grid-template-columns:1fr;gap:10px;padding:22px;}
  .hero-stats{grid-template-columns:1fr 1fr;max-width:100%;}
  .cta-panel{padding:34px 24px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero-stats{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .rank-item{padding:18px;}
  .card{padding:22px 18px;}
  .brand-text{font-size:14.5px;}
  .btn{width:100%;padding:13px 20px;}
  .hero-actions{flex-direction:column;}
  .cta-actions{flex-direction:column;}
  .faq-item summary{padding:16px 18px;font-size:14.5px;}
  .faq-body{padding:0 18px 18px;}
}

/* roulang page: category3 */
:root{
  --bg:#080a12;
  --bg-soft:#0d1019;
  --panel:#121522;
  --panel-2:#171b2b;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#eef1f8;
  --muted:#98a2bd;
  --muted-2:#6f7a95;
  --neon:#33e1c0;
  --neon-soft:rgba(51,225,192,.14);
  --pink:#ff4d8d;
  --violet:#8b5cf6;
  --amber:#ffc65c;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow-sm:0 6px 18px rgba(0,0,0,.35);
  --shadow:0 18px 48px rgba(0,0,0,.45);
  --glow:0 0 24px rgba(51,225,192,.28);
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 22px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(8,10,18,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(51,225,192,.55),rgba(255,77,141,.35),transparent);
  opacity:.8;
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:74px;
}
.brand{
  display:flex;
  align-items:center;
  gap:11px;
  font-weight:700;
  font-size:16px;
  letter-spacing:.01em;
  color:var(--text);
  flex-shrink:0;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;height:36px;
  border-radius:11px;
  background:linear-gradient(135deg,var(--neon),#1ec8a8 55%,var(--violet));
  color:#06120f;
  font-weight:900;
  font-size:17px;
  box-shadow:var(--glow);
  flex-shrink:0;
}
.brand:hover .brand-mark{transform:translateY(-1px);transition:transform .2s ease;}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  flex-wrap:nowrap;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--muted);
  font-weight:500;
  white-space:nowrap;
  transition:color .22s ease,background .22s ease,box-shadow .22s ease;
}
.nav-link:hover{
  color:#fff;
  background:rgba(255,255,255,.06);
}
.nav-link.active{
  color:var(--neon);
  background:var(--neon-soft);
  box-shadow:inset 0 0 0 1px rgba(51,225,192,.45),0 0 18px rgba(51,225,192,.22);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 18px;
  border-radius:999px;
  font-size:14px;
  font-weight:700;
  color:#04120f;
  background:linear-gradient(135deg,var(--neon),#5ef0d4);
  box-shadow:0 6px 20px rgba(51,225,192,.3);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(51,225,192,.42);filter:brightness(1.05);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font-size:17px;
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:rgba(255,255,255,.1);border-color:rgba(51,225,192,.4);}
.mobile-menu{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(10,13,22,.98);
  padding:14px 22px 22px;
}
.mobile-menu.open{display:block;}
.mobile-menu .nav-link{
  display:block;
  width:100%;
  padding:12px 16px;
  border-radius:12px;
  font-size:15px;
  margin-bottom:6px;
}
.mobile-menu .nav-cta{width:100%;justify-content:center;margin-top:10px;padding:12px 18px;}

/* ---------- shared buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  color:#04120f;
  background:linear-gradient(135deg,var(--neon),#63f0d5);
  box-shadow:0 10px 30px rgba(51,225,192,.3);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(51,225,192,.42);}
.btn-ghost{
  color:var(--text);
  background:rgba(255,255,255,.04);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(51,225,192,.5);transform:translateY(-2px);}
.btn:active{transform:translateY(0);}

/* ---------- badges / labels ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 14px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--neon);
  background:var(--neon-soft);
  border:1px solid rgba(51,225,192,.3);
}
.badge-pink{color:#ffa8c4;background:rgba(255,77,141,.12);border-color:rgba(255,77,141,.32);}
.tag{
  display:inline-block;
  padding:4px 11px;
  border-radius:8px;
  font-size:12.5px;
  color:var(--muted);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
}
.tag-neon{color:var(--neon);background:rgba(51,225,192,.1);border-color:rgba(51,225,192,.28);}
.tag-amber{color:var(--amber);background:rgba(255,198,92,.1);border-color:rgba(255,198,92,.28);}
.tag-violet{color:#c4b1ff;background:rgba(139,92,246,.14);border-color:rgba(139,92,246,.32);}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:78px 0 70px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(900px 420px at 12% -10%,rgba(51,225,192,.16),transparent 62%),
    radial-gradient(760px 420px at 92% 6%,rgba(255,77,141,.13),transparent 60%),
    radial-gradient(700px 500px at 60% 110%,rgba(139,92,246,.14),transparent 62%),
    var(--bg);
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:52px;
  align-items:center;
}
.hero-title{
  font-size:clamp(30px,3.6vw,50px);
  font-weight:900;
  line-height:1.22;
  letter-spacing:-.02em;
  margin:20px 0 18px;
}
.hero-title em{
  font-style:normal;
  background:linear-gradient(120deg,var(--neon),#7ef7e0 45%,#b39bff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  color:var(--muted);
  font-size:16.5px;
  line-height:1.9;
  max-width:600px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin-top:40px;
  padding-top:28px;
  border-top:1px solid var(--line);
}
.stat-num{
  font-size:26px;
  font-weight:900;
  color:var(--neon);
  letter-spacing:-.02em;
  line-height:1.2;
}
.stat-label{font-size:13px;color:var(--muted-2);margin-top:2px;}

/* hero side card */
.progress-card{
  position:relative;
  padding:26px;
  border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(23,27,43,.96),rgba(13,16,25,.96));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
}
.progress-card::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:var(--radius-lg);
  padding:1px;
  background:linear-gradient(150deg,rgba(51,225,192,.55),transparent 42%,rgba(255,77,141,.4));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}
.progress-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.progress-head h2{font-size:16px;font-weight:700;}
.progress-bar{
  height:8px;
  border-radius:999px;
  background:rgba(255,255,255,.07);
  overflow:hidden;
  margin-bottom:20px;
}
.progress-fill{
  height:100%;
  width:62%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--neon),var(--violet));
  box-shadow:0 0 16px rgba(51,225,192,.5);
}
.progress-list li{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:11px 0;
  border-bottom:1px dashed rgba(255,255,255,.08);
  font-size:14.5px;
  color:var(--muted);
}
.progress-list li:last-child{border-bottom:none;padding-bottom:0;}
.dot{
  width:8px;height:8px;
  border-radius:50%;
  margin-top:9px;
  flex-shrink:0;
  background:var(--neon);
  box-shadow:0 0 10px rgba(51,225,192,.8);
}
.dot.pink{background:var(--pink);box-shadow:0 0 10px rgba(255,77,141,.8);}
.dot.violet{background:var(--violet);box-shadow:0 0 10px rgba(139,92,246,.8);}
.dot.amber{background:var(--amber);box-shadow:0 0 10px rgba(255,198,92,.8);}
.progress-list strong{color:var(--text);font-weight:600;}

/* ---------- sections ---------- */
.section{padding:76px 0;}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{
  font-size:clamp(23px,2.5vw,33px);
  font-weight:800;
  margin:16px 0 14px;
  letter-spacing:-.02em;
}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.9;}

/* ---------- timeline stages ---------- */
.stage-list{position:relative;display:grid;gap:18px;}
.stage-list::before{
  content:"";
  position:absolute;
  left:35px;top:16px;bottom:16px;
  width:2px;
  background:linear-gradient(180deg,rgba(51,225,192,.7),rgba(139,92,246,.6),rgba(255,77,141,.5));
  opacity:.45;
  border-radius:2px;
}
.stage-card{
  position:relative;
  display:grid;
  grid-template-columns:72px 1fr;
  gap:22px;
  padding:26px 28px 26px 0;
  border-radius:var(--radius);
  background:linear-gradient(140deg,rgba(23,27,43,.9),rgba(15,18,29,.9));
  border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.stage-card:hover{
  border-color:rgba(51,225,192,.42);
  transform:translateX(4px);
  box-shadow:0 16px 40px rgba(0,0,0,.4),0 0 0 1px rgba(51,225,192,.14);
}
.stage-num{
  display:flex;
  align-items:flex-start;
  justify-content:center;
  padding-top:4px;
}
.stage-num span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:14px;
  font-weight:900;
  font-size:17px;
  color:#04120f;
  background:linear-gradient(135deg,var(--neon),#5ef0d4);
  box-shadow:0 0 22px rgba(51,225,192,.35);
  position:relative;
  z-index:2;
}
.stage-card:nth-child(2) .stage-num span{background:linear-gradient(135deg,#7ef7e0,#4cd6d0);}
.stage-card:nth-child(3) .stage-num span{background:linear-gradient(135deg,#a98cff,#8b5cf6);color:#0b0618;box-shadow:0 0 22px rgba(139,92,246,.4);}
.stage-card:nth-child(4) .stage-num span{background:linear-gradient(135deg,#ff7ea8,#ff4d8d);color:#1a0410;box-shadow:0 0 22px rgba(255,77,141,.4);}
.stage-card:nth-child(5) .stage-num span{background:linear-gradient(135deg,#ffd98a,#ffc65c);color:#1a1204;box-shadow:0 0 22px rgba(255,198,92,.4);}
.stage-body h3{font-size:19px;font-weight:800;margin-bottom:6px;}
.stage-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:9px;
  margin-bottom:12px;
  font-size:13px;
  color:var(--muted-2);
}
.stage-body p{color:var(--muted);font-size:15px;line-height:1.85;}
.stage-points{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}

/* ---------- node grid ---------- */
.node-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.node-card{
  position:relative;
  padding:24px;
  border-radius:var(--radius);
  background:var(--panel);
  border:1px solid var(--line);
  overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.node-card::after{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--neon),transparent);
  opacity:.6;
}
.node-card:nth-child(2n)::after{background:linear-gradient(90deg,var(--pink),transparent);}
.node-card:nth-child(3n)::after{background:linear-gradient(90deg,var(--violet),transparent);}
.node-card:hover{
  transform:translateY(-5px);
  border-color:rgba(51,225,192,.4);
  box-shadow:var(--shadow);
}
.node-ep{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  font-weight:700;
  color:var(--neon);
  letter-spacing:.05em;
  margin-bottom:12px;
}
.node-card h3{font-size:17px;font-weight:800;margin-bottom:10px;}
.node-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.node-why{
  margin-top:16px;
  padding-top:14px;
  border-top:1px dashed rgba(255,255,255,.1);
  font-size:13.5px;
  color:var(--muted-2);
}
.node-why b{color:var(--amber);font-weight:700;}

/* ---------- routes ---------- */
.route-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.route-card{
  position:relative;
  display:flex;
  flex-direction:column;
  padding:28px 26px;
  border-radius:var(--radius-lg);
  background:linear-gradient(170deg,rgba(23,27,43,.95),rgba(12,15,24,.95));
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.route-card:hover{
  transform:translateY(-6px);
  border-color:rgba(51,225,192,.45);
  box-shadow:var(--shadow);
}
.route-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:48px;height:48px;
  border-radius:14px;
  font-size:19px;
  color:var(--neon);
  background:rgba(51,225,192,.12);
  border:1px solid rgba(51,225,192,.28);
  margin-bottom:18px;
}
.route-card:nth-child(2) .route-icon{color:var(--pink);background:rgba(255,77,141,.12);border-color:rgba(255,77,141,.3);}
.route-card:nth-child(3) .route-icon{color:#c4b1ff;background:rgba(139,92,246,.14);border-color:rgba(139,92,246,.32);}
.route-card h3{font-size:18.5px;font-weight:800;margin-bottom:8px;}
.route-card > p{font-size:14.5px;color:var(--muted);line-height:1.85;margin-bottom:18px;}
.route-steps{margin-top:auto;display:grid;gap:11px;}
.route-steps li{
  display:flex;
  gap:11px;
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
}
.route-steps li i{
  color:var(--neon);
  font-size:12px;
  margin-top:6px;
  flex-shrink:0;
}
.route-card:nth-child(2) .route-steps li i{color:var(--pink);}
.route-card:nth-child(3) .route-steps li i{color:#b9a2ff;}

/* ---------- detail checklist ---------- */
.detail-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
}
.detail-card{
  padding:26px 28px;
  border-radius:var(--radius);
  background:var(--panel);
  border:1px solid var(--line);
  transition:border-color .25s ease;
}
.detail-card:hover{border-color:rgba(51,225,192,.35);}
.detail-card h3{
  font-size:16.5px;
  font-weight:800;
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.detail-card h3 i{color:var(--neon);font-size:15px;}
.detail-card ul{display:grid;gap:13px;}
.detail-card li{
  position:relative;
  padding-left:20px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.8;
}
.detail-card li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--neon);
  box-shadow:0 0 8px rgba(51,225,192,.7);
}
.detail-card li b{color:var(--text);font-weight:600;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  border-radius:var(--radius);
  background:var(--panel);
  border:1px solid var(--line);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:rgba(51,225,192,.42);background:linear-gradient(150deg,rgba(23,27,43,.96),rgba(15,18,29,.96));}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:19px 24px;
  font-size:15.5px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  list-style:none;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--neon);}
.faq-item summary i{
  font-size:13px;
  color:var(--neon);
  transition:transform .25s ease;
  flex-shrink:0;
}
.faq-item[open] summary i{transform:rotate(180deg);}
.faq-answer{
  padding:0 24px 21px;
  font-size:14.8px;
  color:var(--muted);
  line-height:1.9;
  border-top:1px dashed rgba(255,255,255,.08);
  padding-top:16px;
}

/* ---------- cta ---------- */
.cta-section{padding:0 0 80px;}
.cta-box{
  position:relative;
  overflow:hidden;
  padding:56px 48px;
  border-radius:28px;
  text-align:center;
  background:
    radial-gradient(600px 320px at 12% 0%,rgba(51,225,192,.2),transparent 62%),
    radial-gradient(560px 320px at 88% 100%,rgba(255,77,141,.18),transparent 62%),
    linear-gradient(160deg,#131728,#0b0e18);
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
}
.cta-box::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(circle at 50% 40%,#000,transparent 75%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000,transparent 75%);
  pointer-events:none;
}
.cta-box > *{position:relative;}
.cta-box h2{
  font-size:clamp(24px,3vw,36px);
  font-weight:900;
  letter-spacing:-.02em;
  margin-bottom:16px;
}
.cta-box p{
  color:var(--muted);
  font-size:16px;
  line-height:1.9;
  max-width:660px;
  margin:0 auto 30px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.cta-note{margin-top:22px;font-size:13px;color:var(--muted-2);}

/* ---------- footer ---------- */
.site-footer{
  background:#070911;
  border-top:1px solid var(--line);
  padding:58px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:44px;
  padding-bottom:38px;
  border-bottom:1px solid var(--line);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:11px;
  font-weight:700;
  font-size:16px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{width:34px;height:34px;font-size:16px;}
.footer-text{
  color:var(--muted-2);
  font-size:14px;
  line-height:1.9;
  max-width:420px;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:.04em;
}
.footer-col a{
  display:block;
  color:var(--muted);
  font-size:14px;
  padding:7px 0;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--neon);transform:translateX(3px);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:24px;
  font-size:13px;
  color:var(--muted-2);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-sub{max-width:none;}
  .node-grid{grid-template-columns:repeat(2,1fr);}
  .route-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .section{padding:58px 0;}
  .hero{padding:56px 0 52px;}
}
@media (max-width:768px){
  .stage-list::before{display:none;}
  .stage-card{grid-template-columns:1fr;gap:14px;padding:22px;}
  .stage-num{justify-content:flex-start;padding-top:0;}
  .node-grid{grid-template-columns:1fr;}
  .detail-wrap{grid-template-columns:1fr;}
  .cta-box{padding:40px 24px;border-radius:22px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:18px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero-title{font-size:28px;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .brand{font-size:14.5px;}
  .brand-mark{width:32px;height:32px;font-size:15px;}
  .section-head h2{font-size:22px;}
  .progress-card{padding:20px;}
  .detail-card{padding:20px;}
  .node-card{padding:20px;}
}

/* roulang page: category4 */
:root{
  --bg:#080a11;
  --bg-soft:#0d1018;
  --surface:#131826;
  --surface-2:#1a2032;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#eef1f8;
  --muted:#98a2b8;
  --cyan:#3ae0d0;
  --pink:#ff4d8d;
  --violet:#8b6bff;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-lg:0 24px 60px rgba(0,0,0,.5);
  --shadow:0 12px 32px rgba(0,0,0,.35);
  --glow-cyan:0 0 0 1px rgba(58,224,208,.45),0 10px 30px rgba(58,224,208,.22);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 12% -10%, rgba(58,224,208,.10), transparent 60%),
    radial-gradient(900px 520px at 92% 0%, rgba(255,77,141,.10), transparent 58%),
    var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
button,input{font:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:min(1200px,92vw);margin-left:auto;margin-right:auto;}
.section{padding:72px 0;}
.section-tight{padding:52px 0;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(8,10,17,.88);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(58,224,208,.75),rgba(255,77,141,.6),transparent);
}
.header-inner{
  display:flex;align-items:center;gap:18px;
  padding:14px 0;
}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;margin-right:auto;}
.brand-mark{
  width:40px;height:40px;border-radius:13px;
  display:grid;place-items:center;
  font-weight:800;font-size:18px;color:#061014;
  background:linear-gradient(140deg,var(--cyan),#9bfdf2 60%,#63f0e2);
  box-shadow:0 8px 22px rgba(58,224,208,.32);
  font-family:"Songti SC","STSong",serif;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:15.5px;font-weight:800;letter-spacing:.2px;}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:2px;}
.nav-search{
  display:flex;align-items:center;gap:9px;
  width:216px;padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:.25s;
}
.nav-search:focus-within{border-color:rgba(58,224,208,.6);box-shadow:0 0 0 3px rgba(58,224,208,.14);}
.nav-search i{color:var(--muted);font-size:13px;}
.nav-search input{
  width:100%;border:0;background:transparent;color:var(--text);
  font-size:13px;outline:none;
}
.nav-search input::placeholder{color:#6f7a90;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;color:var(--muted);white-space:nowrap;
  transition:color .22s,background .22s,box-shadow .22s,transform .22s;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07);transform:translateY(-1px);}
.nav-link:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
.nav-link.active{
  color:#06120f;font-weight:800;
  background:linear-gradient(135deg,var(--cyan),#9dfbf0);
  box-shadow:var(--glow-cyan);
}
.nav-cta{
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:700;
  color:#0b0410;white-space:nowrap;
  background:linear-gradient(135deg,var(--pink),#ff8ab4);
  box-shadow:0 10px 26px rgba(255,77,141,.32);
  transition:transform .22s,box-shadow .22s,filter .22s;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,77,141,.45);filter:brightness(1.05);}
.nav-cta:focus-visible{outline:2px solid #fff;outline-offset:3px;}

/* ---------- 通用标题与按钮 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:6px 14px;border-radius:999px;
  font-size:12.5px;letter-spacing:1.5px;color:var(--cyan);
  background:rgba(58,224,208,.1);
  border:1px solid rgba(58,224,208,.28);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-title{
  font-size:clamp(24px,3.2vw,34px);
  line-height:1.3;font-weight:800;letter-spacing:.4px;
  margin:16px 0 12px;
}
.section-sub{color:var(--muted);font-size:15.5px;margin:0;}
.grad-text{
  background:linear-gradient(100deg,var(--cyan),#a9fff6 45%,var(--pink));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform .22s,box-shadow .22s,background .22s,border-color .22s,color .22s;
}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.btn-primary{
  color:#04140f;background:linear-gradient(135deg,var(--cyan),#9bfdf2);
  box-shadow:0 14px 32px rgba(58,224,208,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(58,224,208,.4);}
.btn-ghost{
  color:var(--text);background:rgba(255,255,255,.05);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(58,224,208,.5);transform:translateY(-2px);}

/* ---------- 首屏 ---------- */
.hero{position:relative;padding:64px 0 56px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 60% 20%,#000 10%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 60% 20%,#000 10%,transparent 72%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero-title{
  font-size:clamp(30px,4.4vw,50px);
  line-height:1.22;font-weight:900;letter-spacing:1px;
  margin:20px 0 18px;
}
.hero-desc{color:var(--muted);font-size:16.5px;max-width:580px;margin:0 0 28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag-pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:13px;color:#cfd7e6;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.tag-pill i{color:var(--cyan);font-size:12px;}

/* 竖版封面卡 */
.poster-wrap{position:relative;}
.poster{
  position:relative;aspect-ratio:3/4;border-radius:var(--radius-lg);
  overflow:hidden;border:1px solid var(--line-strong);
  box-shadow:var(--shadow-lg);
  background:
    radial-gradient(120% 90% at 18% 0%, rgba(58,224,208,.38), transparent 58%),
    radial-gradient(100% 80% at 92% 18%, rgba(255,77,141,.34), transparent 56%),
    linear-gradient(165deg,#111624,#1b2133 58%,#0a0d16);
  transition:transform .4s ease,box-shadow .4s ease;
}
.poster:hover{transform:translateY(-6px);box-shadow:0 30px 70px rgba(0,0,0,.6),0 0 0 1px rgba(58,224,208,.3);}
.poster::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.045) 0 1px,transparent 1px 26px);
  opacity:.5;pointer-events:none;
}
.poster-inner{
  position:relative;z-index:2;height:100%;
  display:flex;flex-direction:column;justify-content:space-between;
  padding:22px;
}
.poster-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;}
.heat-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:800;
  color:#1b0310;background:linear-gradient(135deg,var(--pink),#ff9dc0);
  box-shadow:0 8px 20px rgba(255,77,141,.32);
}
.poster-no{
  font-size:12px;letter-spacing:2px;color:rgba(255,255,255,.6);
  border:1px solid rgba(255,255,255,.2);border-radius:8px;padding:4px 9px;
}
.poster-body h3{font-size:22px;font-weight:800;margin:0 0 8px;line-height:1.35;}
.poster-body p{margin:0;color:#b9c3d6;font-size:13.5px;line-height:1.7;}
.play-btn{
  margin-top:16px;display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:999px;font-size:13.5px;font-weight:700;
  color:#04140f;background:rgba(255,255,255,.92);
  transition:.25s;
}
.play-btn i{font-size:11px;}
.play-btn:hover{background:#fff;transform:translateX(3px);box-shadow:0 10px 24px rgba(255,255,255,.2);}
.poster-meta{
  margin-top:14px;display:flex;justify-content:space-between;gap:12px;
  font-size:12.5px;color:var(--muted);
}
.poster-meta span{display:inline-flex;align-items:center;gap:6px;}

/* ---------- 数据条 ---------- */
.stat-strip{
  margin-top:8px;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.012));
  display:grid;grid-template-columns:repeat(4,1fr);
  overflow:hidden;
}
.stat-item{padding:24px 22px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-size:clamp(22px,2.6vw,30px);font-weight:900;letter-spacing:.5px;
  background:linear-gradient(120deg,var(--cyan),#b6fff8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{font-size:13px;color:var(--muted);margin-top:4px;}

/* ---------- 卖点卡 ---------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.why-card{
  padding:28px 24px;border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.012));
  transition:transform .3s,border-color .3s,box-shadow .3s;
}
.why-card:hover{transform:translateY(-5px);border-color:rgba(58,224,208,.4);box-shadow:var(--shadow);}
.why-icon{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
  font-size:19px;color:var(--cyan);
  background:rgba(58,224,208,.1);border:1px solid rgba(58,224,208,.25);
  margin-bottom:18px;
}
.why-card h3{font-size:18px;font-weight:800;margin:0 0 10px;}
.why-card p{margin:0;color:var(--muted);font-size:14.5px;}

/* ---------- 片段类型 ---------- */
.type-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.type-card{
  position:relative;padding:24px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--surface);
  overflow:hidden;
  transition:transform .3s,border-color .3s,background .3s;
}
.type-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--cyan),transparent);
  opacity:0;transition:opacity .3s;
}
.type-card:hover{transform:translateY(-4px);border-color:rgba(255,77,141,.36);background:var(--surface-2);}
.type-card:hover::before{opacity:1;}
.type-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;}
.type-title{font-size:17.5px;font-weight:800;margin:0;}
.badge-soft{
  font-size:11.5px;letter-spacing:.6px;padding:4px 10px;border-radius:999px;
  color:#bfe9ff;background:rgba(139,107,255,.16);border:1px solid rgba(139,107,255,.34);
  white-space:nowrap;
}
.badge-soft.hot{color:#ffd3e2;background:rgba(255,77,141,.16);border-color:rgba(255,77,141,.34);}
.badge-soft.cool{color:#b9fff8;background:rgba(58,224,208,.14);border-color:rgba(58,224,208,.32);}
.type-card p{margin:0 0 16px;color:var(--muted);font-size:14.5px;}
.type-foot{display:flex;align-items:center;gap:14px;font-size:12.5px;color:#7c8699;}
.type-foot span{display:inline-flex;align-items:center;gap:6px;}

/* ---------- 排行与热片段 ---------- */
.hot-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start;}
.hot-posters{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.mini-poster{
  position:relative;aspect-ratio:3/4;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(170deg,#141a29,#0b0f19);
  transition:transform .3s,border-color .3s,box-shadow .3s;
}
.mini-poster:hover{transform:translateY(-5px);border-color:rgba(58,224,208,.45);box-shadow:var(--shadow);}
.mini-art{position:absolute;inset:0;}
.mini-art.a1{background:radial-gradient(110% 80% at 20% 10%,rgba(58,224,208,.42),transparent 60%),linear-gradient(160deg,#101725,#1a2133);}
.mini-art.a2{background:radial-gradient(110% 80% at 80% 12%,rgba(255,77,141,.4),transparent 60%),linear-gradient(160deg,#151020,#221a33);}
.mini-art.a3{background:radial-gradient(110% 80% at 40% 90%,rgba(139,107,255,.4),transparent 62%),linear-gradient(160deg,#0f1520,#171e2e);}
.mini-body{
  position:relative;z-index:2;height:100%;padding:16px;
  display:flex;flex-direction:column;justify-content:flex-end;gap:8px;
  background:linear-gradient(180deg,transparent 30%,rgba(6,8,14,.88));
}
.mini-body h4{margin:0;font-size:15px;font-weight:800;line-height:1.4;}
.mini-body small{color:#9aa5bb;font-size:12px;}
.mini-play{
  position:absolute;top:14px;right:14px;z-index:3;
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  font-size:11px;color:#04140f;background:rgba(255,255,255,.9);
  transition:.25s;
}
.mini-play:hover{transform:scale(1.1);background:#fff;}

.rank-card{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.012));
  padding:24px;
}
.rank-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;}
.rank-head h3{margin:0;font-size:17px;font-weight:800;}
.rank-head span{font-size:12px;color:var(--muted);}
.rank-list{margin-top:16px;display:flex;flex-direction:column;gap:4px;}
.rank-item{
  display:flex;align-items:center;gap:14px;
  padding:12px 10px;border-radius:12px;
  transition:background .25s,transform .25s;
}
.rank-item:hover{background:rgba(255,255,255,.06);transform:translateX(3px);}
.rank-no{
  width:26px;height:26px;flex-shrink:0;border-radius:8px;display:grid;place-items:center;
  font-size:12.5px;font-weight:900;color:#cfd7e6;
  background:rgba(255,255,255,.07);
}
.rank-item:nth-child(1) .rank-no{color:#1b0310;background:linear-gradient(135deg,var(--pink),#ffb4cd);}
.rank-item:nth-child(2) .rank-no{color:#04140f;background:linear-gradient(135deg,var(--cyan),#a9fff6);}
.rank-item:nth-child(3) .rank-no{color:#0d0620;background:linear-gradient(135deg,var(--violet),#c0aeff);}
.rank-text{flex:1;min-width:0;}
.rank-text strong{display:block;font-size:14.5px;font-weight:700;}
.rank-text small{color:#7c8699;font-size:12px;}
.rank-heat{font-size:12px;color:var(--pink);font-weight:800;white-space:nowrap;}

/* ---------- 三步 ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step;}
.step-card{
  position:relative;padding:30px 24px 26px;border-radius:var(--radius-lg);
  border:1px solid var(--line);background:var(--surface);
  transition:border-color .3s,transform .3s;
}
.step-card:hover{border-color:rgba(58,224,208,.42);transform:translateY(-4px);}
.step-num{
  font-size:13px;font-weight:900;letter-spacing:2px;color:var(--cyan);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
}
.step-num::after{content:"";width:34px;height:1px;background:rgba(58,224,208,.5);}
.step-card h3{font-size:18px;font-weight:800;margin:0 0 10px;}
.step-card p{margin:0;color:var(--muted);font-size:14.5px;}

/* ---------- 观众声音 ---------- */
.voice-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:start;}
.score-card{
  border-radius:var(--radius-lg);padding:32px 28px;
  border:1px solid rgba(255,77,141,.28);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(255,77,141,.18), transparent 62%),
    linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.012));
}
.score-num{font-size:56px;font-weight:900;line-height:1;letter-spacing:-1px;color:#fff;}
.score-num small{font-size:18px;color:var(--muted);font-weight:600;}
.stars{color:var(--pink);margin:14px 0 10px;font-size:14px;letter-spacing:3px;}
.score-card p{margin:0;color:var(--muted);font-size:14px;}
.voice-list{display:flex;flex-direction:column;gap:16px;}
.voice-item{
  padding:22px 24px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--surface);
  transition:border-color .3s,transform .3s;
}
.voice-item:hover{border-color:rgba(58,224,208,.35);transform:translateY(-3px);}
.voice-item p{margin:0 0 12px;font-size:15px;color:#dbe2ee;line-height:1.85;}
.voice-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:#7c8699;}
.avatar{
  width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  font-size:12px;font-weight:800;color:#06120f;
  background:linear-gradient(135deg,var(--cyan),#a9fff6);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.01));
  overflow:hidden;transition:border-color .3s,background .3s;
}
.faq-item:hover{border-color:rgba(58,224,208,.34);}
.faq-item[open]{border-color:rgba(58,224,208,.45);background:var(--surface);}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 22px;font-size:15.5px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:focus-visible{outline:2px solid var(--cyan);outline-offset:-2px;}
.faq-item summary::after{
  content:"+";flex-shrink:0;
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  font-size:16px;font-weight:700;color:var(--cyan);
  background:rgba(58,224,208,.1);border:1px solid rgba(58,224,208,.28);
  transition:.25s;
}
.faq-item[open] summary::after{content:"–";background:rgba(255,77,141,.14);color:var(--pink);border-color:rgba(255,77,141,.34);}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.9;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:52px 44px;
  border:1px solid rgba(58,224,208,.26);
  background:
    radial-gradient(90% 120% at 8% 0%, rgba(58,224,208,.22), transparent 58%),
    radial-gradient(80% 120% at 96% 100%, rgba(255,77,141,.24), transparent 58%),
    linear-gradient(160deg,#0e1420,#151b2b);
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 90px);
  opacity:.5;
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(23px,3vw,32px);font-weight:900;margin:0 0 12px;line-height:1.32;}
.cta-inner p{margin:0;color:#b8c2d4;font-size:15px;max-width:600px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:64px;padding:56px 0 30px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.02),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:800;margin-bottom:16px;}
.footer-text{color:var(--muted);font-size:14px;margin:0;max-width:420px;line-height:1.9;}
.footer-col h4{font-size:14px;font-weight:800;margin:0 0 16px;color:#e6ebf5;letter-spacing:.5px;}
.footer-col a{
  display:block;font-size:14px;color:var(--muted);padding:6px 0;
  transition:color .22s,transform .22s;
}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px);}
.footer-col a:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:4px;}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#6f7a90;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .header-inner{flex-wrap:wrap;row-gap:12px;}
  .brand{margin-right:0;}
  .nav-search{width:180px;}
  .nav-links{order:3;width:100%;overflow-x:auto;padding-bottom:2px;scrollbar-width:none;}
  .nav-links::-webkit-scrollbar{display:none;}
  .nav-cta{margin-left:auto;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .poster-wrap{max-width:360px;}
  .why-grid,.type-grid,.steps-grid{grid-template-columns:repeat(2,1fr);}
  .hot-layout{grid-template-columns:1fr;}
  .voice-layout{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand-col{grid-column:1 / -1;}
}
@media (max-width:768px){
  .section{padding:52px 0;}
  .hero{padding:44px 0 40px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .why-grid,.type-grid,.steps-grid{grid-template-columns:1fr;}
  .hot-posters{grid-template-columns:repeat(3,1fr);gap:12px;}
  .mini-body h4{font-size:13px;}
  .cta-band{padding:38px 26px;}
  .nav-search{display:none;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .brand-text strong{font-size:14px;}
  .nav-link{padding:8px 12px;font-size:13.5px;}
  .nav-cta{padding:9px 14px;font-size:13px;}
  .hero-actions .btn{width:100%;}
  .hot-posters{grid-template-columns:repeat(2,1fr);}
  .score-num{font-size:44px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category5 */
:root{
  --bg:#080910;
  --bg-2:#0c0e18;
  --card:#121422;
  --card-2:#171a2b;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(46,230,197,.38);
  --text:#eef1f9;
  --muted:#9aa2bb;
  --dim:#7d859c;
  --neon:#2ee6c5;
  --neon-2:#3ab6ff;
  --hot:#ff4d8d;
  --amber:#ffc861;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 24px 60px -30px rgba(0,0,0,.95);
  --shadow-neon:0 0 0 1px rgba(46,230,197,.32), 0 22px 50px -28px rgba(46,230,197,.6);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(900px 460px at 10% -8%,rgba(46,230,197,.16),transparent 62%),
    radial-gradient(760px 400px at 92% 0%,rgba(255,77,141,.13),transparent 60%);
  background-repeat:no-repeat;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(8,9,16,.84);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(46,230,197,.14), 0 20px 44px -34px rgba(46,230,197,.75);
}
.header-inner{display:flex;align-items:center;gap:20px;height:74px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15.5px;letter-spacing:.01em;white-space:nowrap;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--neon),var(--neon-2));
  color:#04141a;font-weight:800;font-size:17px;
  box-shadow:0 0 20px rgba(46,230,197,.5);
  flex:none;
}
.brand-text{color:var(--text);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;display:block;
  padding:9px 13px;border-radius:10px;
  font-size:14.5px;color:var(--muted);
  transition:color .2s ease,background .2s ease,box-shadow .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(46,230,197,.09);}
.nav-link.active{
  color:#eafffb;
  background:rgba(46,230,197,.13);
  box-shadow:inset 0 0 0 1px rgba(46,230,197,.45),0 0 22px -8px rgba(46,230,197,.85);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:2px;border-radius:2px;background:var(--text);transition:.25s;}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;border:1px solid transparent;
  font-size:14.5px;font-weight:600;letter-spacing:.02em;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{padding:9px 17px;font-size:13.5px;}
.btn-neon{
  background:linear-gradient(120deg,var(--neon),var(--neon-2));
  color:#04161c;
  box-shadow:0 14px 34px -16px rgba(46,230,197,.9);
}
.btn-neon:hover{transform:translateY(-2px);box-shadow:0 20px 42px -16px rgba(46,230,197,1);}
.btn-neon:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border-color:rgba(255,255,255,.14);
  color:var(--text);
}
.btn-ghost:hover{border-color:var(--line-strong);color:#dcfffa;background:rgba(46,230,197,.09);transform:translateY(-2px);}
.btn-hot{
  background:linear-gradient(120deg,var(--hot),#ff8a5c);
  color:#20040f;
  box-shadow:0 14px 34px -18px rgba(255,77,141,.95);
}
.btn-hot:hover{transform:translateY(-2px);box-shadow:0 20px 42px -16px rgba(255,77,141,1);}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.03);
}
.badge-neon{color:#8ffceb;border-color:rgba(46,230,197,.42);background:rgba(46,230,197,.11);}
.badge-hot{color:#ffb3ce;border-color:rgba(255,77,141,.42);background:rgba(255,77,141,.12);}
.badge-amber{color:#ffe0a6;border-color:rgba(255,200,97,.4);background:rgba(255,200,97,.1);}

/* ---------- Sections ---------- */
.section{padding:74px 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:38px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--neon);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--neon),transparent);}
.section-title{font-size:clamp(24px,3.4vw,34px);line-height:1.32;font-weight:800;letter-spacing:-.01em;}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9;}

/* ---------- Hero ---------- */
.hero{padding:60px 0 28px;position:relative;}
.hero-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:44px;align-items:center;}
.hero-title{font-size:clamp(28px,4.4vw,46px);line-height:1.22;font-weight:800;letter-spacing:-.015em;}
.hero-title .hl{
  background:linear-gradient(120deg,var(--neon),var(--neon-2) 55%,var(--hot));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:20px;color:var(--muted);font-size:16.5px;line-height:1.95;max-width:660px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:38px;}
.stat{
  padding:16px 14px;border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.stat:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.stat-num{font-size:24px;font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1.3;}
.stat-num small{font-size:13px;font-weight:600;color:var(--neon);margin-left:2px;}
.stat-label{margin-top:4px;font-size:12.5px;color:var(--dim);letter-spacing:.02em;}

/* hero panel */
.hero-panel{
  border-radius:var(--radius-lg);
  border:1px solid rgba(46,230,197,.22);
  background:linear-gradient(180deg,rgba(23,26,43,.95),rgba(12,14,24,.95));
  box-shadow:var(--shadow);
  padding:22px;
  position:relative;overflow:hidden;
}
.hero-panel::after{
  content:"";position:absolute;inset:auto -40% -60% auto;width:280px;height:280px;
  background:radial-gradient(circle,rgba(255,77,141,.3),transparent 68%);
  pointer-events:none;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;border-bottom:1px dashed rgba(255,255,255,.12);}
.panel-note{font-size:12px;color:var(--dim);letter-spacing:.04em;}
.rank-list{margin-top:16px;display:grid;gap:12px;position:relative;z-index:1;}
.rank-list li{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:12px;background:rgba(255,255,255,.028);border:1px solid rgba(255,255,255,.05);transition:background .2s ease,border-color .2s ease,transform .2s ease;}
.rank-list li:hover{background:rgba(46,230,197,.08);border-color:rgba(46,230,197,.3);transform:translateX(3px);}
.rank-no{
  flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  font-size:12.5px;font-weight:800;color:#04141a;
  background:linear-gradient(135deg,var(--neon),var(--neon-2));
}
.rank-list li:nth-child(2) .rank-no{background:linear-gradient(135deg,#9ef7e6,#2ee6c5);}
.rank-list li:nth-child(3) .rank-no{background:linear-gradient(135deg,#ffd9a1,#ffc861);}
.rank-title{font-size:14px;font-weight:600;line-height:1.5;}
.rank-meta{display:block;font-size:12px;color:var(--dim);margin-top:2px;}

/* ---------- Cards / grids ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}

.card{
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.012));
  padding:26px 24px;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease,background .24s ease;
  height:100%;
}
.card:hover{transform:translateY(-5px);border-color:rgba(46,230,197,.34);box-shadow:var(--shadow-neon);background:linear-gradient(180deg,rgba(46,230,197,.07),rgba(255,255,255,.012));}
.card-title{font-size:18px;font-weight:700;line-height:1.5;margin-top:14px;}
.card-text{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.88;}
.card-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:rgba(46,230,197,.12);border:1px solid rgba(46,230,197,.3);
  color:var(--neon);font-size:18px;
}
.card-hot .card-icon{background:rgba(255,77,141,.12);border-color:rgba(255,77,141,.32);color:var(--hot);}
.card-amber .card-icon{background:rgba(255,200,97,.12);border-color:rgba(255,200,97,.32);color:var(--amber);}

/* 口碑分布 */
.mood-card{padding:26px 24px;border-radius:var(--radius-lg);border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.012));transition:transform .22s ease,border-color .22s ease;}
.mood-card:hover{transform:translateY(-4px);border-color:rgba(46,230,197,.3);}
.mood-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;}
.mood-name{font-size:16.5px;font-weight:700;}
.mood-pct{font-size:30px;font-weight:800;letter-spacing:-.02em;line-height:1;color:var(--neon);}
.mood-card.mid .mood-pct{color:var(--amber);}
.mood-card.bad .mood-pct{color:var(--hot);}
.mood-bar{height:8px;border-radius:999px;background:rgba(255,255,255,.07);margin-top:16px;overflow:hidden;}
.mood-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--neon),var(--neon-2));box-shadow:0 0 16px rgba(46,230,197,.6);}
.mood-card.mid .mood-fill{background:linear-gradient(90deg,var(--amber),#ff9f5c);box-shadow:0 0 16px rgba(255,200,97,.5);}
.mood-card.bad .mood-fill{background:linear-gradient(90deg,var(--hot),#ff8a5c);box-shadow:0 0 16px rgba(255,77,141,.5);}
.mood-text{margin-top:14px;color:var(--muted);font-size:14px;line-height:1.85;}

/* 争议焦点 */
.argue-card{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.01));
  padding:26px 24px;height:100%;
  transition:border-color .22s ease,transform .22s ease;
}
.argue-card:hover{border-color:rgba(255,77,141,.34);transform:translateY(-4px);}
.argue-title{font-size:17.5px;font-weight:700;margin-top:12px;}
.argue-row{margin-top:16px;padding:14px 15px;border-radius:12px;background:rgba(46,230,197,.07);border-left:3px solid var(--neon);}
.argue-row.against{background:rgba(255,77,141,.07);border-left-color:var(--hot);margin-top:10px;}
.argue-tag{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--neon);}
.argue-row.against .argue-tag{color:var(--hot);}
.argue-body{margin-top:6px;font-size:14px;color:#cfd5e6;line-height:1.85;}

/* 长评摘录 */
.quote-card{
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.012));
  padding:24px 22px;height:100%;
  display:flex;flex-direction:column;gap:16px;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.quote-card:hover{transform:translateY(-5px);border-color:rgba(46,230,197,.32);box-shadow:var(--shadow-neon);}
.quote-top{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.quote-text{font-size:15px;line-height:1.9;color:#e3e8f5;}
.quote-text::before{content:"“";color:var(--neon);font-size:20px;font-weight:800;margin-right:2px;}
.quote-text::after{content:"”";color:var(--neon);font-size:20px;font-weight:800;margin-left:2px;}
.quote-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:14px;border-top:1px dashed rgba(255,255,255,.12);font-size:13px;color:var(--dim);}
.avatar{
  width:26px;height:26px;border-radius:50%;flex:none;display:grid;place-items:center;
  font-size:11.5px;font-weight:800;color:#04141a;
  background:linear-gradient(135deg,var(--neon),var(--neon-2));
}
.avatar.alt{background:linear-gradient(135deg,#ff9ec0,var(--hot));}
.avatar.alt2{background:linear-gradient(135deg,#ffdca6,var(--amber));}
.quote-user{display:flex;align-items:center;gap:8px;}
.likes{color:#ff8fb4;font-weight:600;}

/* 维度打分 */
.meter{margin-bottom:22px;}
.meter:last-child{margin-bottom:0;}
.meter-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;font-size:14.5px;}
.meter-score{font-weight:800;color:var(--neon);font-size:16px;}
.meter-bar{height:9px;border-radius:999px;background:rgba(255,255,255,.07);margin-top:10px;overflow:hidden;}
.meter-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--neon-2),var(--neon));box-shadow:0 0 14px rgba(46,230,197,.55);}
.meter-fill.warm{background:linear-gradient(90deg,var(--amber),#ff9f5c);box-shadow:0 0 14px rgba(255,200,97,.5);}
.meter-fill.pink{background:linear-gradient(90deg,var(--hot),#ff8a5c);box-shadow:0 0 14px rgba(255,77,141,.5);}

.panel-box{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.012));
  padding:30px 28px;
}

/* FAQ */
.faq{display:grid;gap:12px;}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(255,255,255,.028);
  padding:0 20px;overflow:hidden;
  transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:rgba(46,230,197,.36);background:rgba(46,230,197,.055);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:18px 0;font-size:15.5px;font-weight:600;color:#f2f5fc;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--neon);transition:transform .25s ease;flex:none;
}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-a{padding:0 0 20px;color:var(--muted);font-size:14.5px;line-height:1.9;max-width:820px;}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:26px;
  border:1px solid rgba(46,230,197,.28);
  background:
    radial-gradient(600px 260px at 12% 0%,rgba(46,230,197,.24),transparent 62%),
    radial-gradient(520px 260px at 92% 100%,rgba(255,77,141,.22),transparent 60%),
    linear-gradient(150deg,#101423,#0a0c16);
  padding:52px 44px;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(23px,3.2vw,32px);font-weight:800;line-height:1.35;letter-spacing:-.01em;}
.cta-band p{margin-top:14px;color:#b8c0d4;font-size:15.5px;line-height:1.9;max-width:680px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}

/* Footer */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(12,14,24,.45),rgba(8,9,16,.96));
  padding:56px 0 28px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15.5px;margin-bottom:14px;}
.footer-text{color:var(--muted);font-size:14px;line-height:1.9;max-width:430px;}
.footer-col h4{font-size:14px;letter-spacing:.08em;margin:0 0 14px;color:#fff;font-weight:700;}
.footer-col a{display:block;color:var(--muted);font-size:14px;padding:6px 0;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--neon);transform:translateX(3px);}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:var(--dim);font-size:13px;line-height:1.8;
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-stats{grid-template-columns:repeat(4,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand-col{grid-column:1 / -1;}
}
@media (max-width:960px){
  .header-inner{height:66px;}
  .brand-text{font-size:14.5px;}
  .nav-links{
    position:fixed;top:66px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:14px 20px 22px;
    background:rgba(9,11,20,.985);
    border-bottom:1px solid var(--line);
    box-shadow:0 26px 50px -24px rgba(0,0,0,.95);
    transform:translateY(-14px);
    opacity:0;pointer-events:none;
    transition:opacity .24s ease,transform .24s ease;
    max-height:calc(100vh - 66px);overflow-y:auto;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto;}
  .nav-link{padding:12px 14px;font-size:15px;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn{display:none;}
}
@media (max-width:768px){
  .section{padding:54px 0;}
  .section-tight{padding:42px 0;}
  .hero{padding:40px 0 16px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .grid-3,.grid-2,.grid-4{grid-template-columns:1fr;}
  .cta-band{padding:36px 24px;border-radius:20px;}
  .panel-box{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:13.5px;}
  .brand-mark{width:32px;height:32px;font-size:15px;border-radius:10px;}
  .hero-title{font-size:27px;}
  .hero-sub{font-size:15px;}
  .hero-stats{gap:10px;}
  .stat-num{font-size:21px;}
  .card,.argue-card,.quote-card{padding:20px 18px;}
  .faq-item{padding:0 16px;}
  .faq-item summary{font-size:14.5px;}
  .btn{padding:11px 18px;font-size:14px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
}