/* roulang page: index */
:root{
  --bg:#0A0714;
  --surface:#14101F;
  --surface-2:#1A1428;
  --surface-3:#221A33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#F4F1FA;
  --muted:#A79EBE;
  --dim:#6E6584;
  --brand-a:#7C3AED;
  --brand-b:#F0396B;
  --grad:linear-gradient(135deg,#7C3AED 0%,#F0396B 100%);
  --accent:#22D3EE;
  --heat:#FFB020;
  --paper:#F6F3FA;
  --paper-ink:#1A1428;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:16px;
  --shadow:0 18px 40px -18px rgba(0,0,0,.75);
  --shadow-hover:0 22px 50px -22px rgba(124,58,237,.55);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.tnum{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px}}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;height:76px;
  display:flex;align-items:center;
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{background:rgba(10,7,20,.92);border-bottom-color:var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:22px;height:22px;border-radius:7px;
  background:var(--grad);
  position:relative;
  box-shadow:0 0 0 1px rgba(255,255,255,.14) inset;
}
.logo-mark::after{
  content:'';position:absolute;inset:6px;border-radius:3px;
  background:rgba(10,7,20,.85);
}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.nav-links{display:none;align-items:center;gap:32px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;font-size:14.5px;font-weight:500;color:var(--muted);padding:4px 0;transition:color .24s ease}
.nav-link::after{content:'';position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--grad);transition:width .28s ease-out;border-radius:2px}
.nav-link:hover,.nav-link:focus-visible{color:var(--text)}
.nav-link:hover::after,.nav-link:focus-visible::after{width:60%}
.nav-link.is-active{color:var(--text)}
.nav-link.is-active::after{width:60%}
.nav-actions{display:none;align-items:center;gap:16px}
@media(min-width:1024px){.nav-actions{display:flex}}
.icon-btn{
  width:38px;height:38px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--muted);
  transition:color .22s ease,border-color .22s ease,background .22s ease;
}
.icon-btn:hover{color:var(--text);border-color:var(--line-strong);background:var(--surface-2)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;line-height:1;
  transition:transform .22s ease,filter .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad);color:#fff;padding:13px 24px;font-size:14.5px;
  box-shadow:0 12px 28px -14px rgba(240,57,107,.7);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{
  border:1px solid var(--line-strong);color:var(--text);padding:12px 22px;font-size:14.5px;background:transparent;
}
.btn-ghost:hover{background:var(--surface-2);border-color:rgba(255,255,255,.28)}
.btn-text{
  color:var(--muted);font-size:14px;font-weight:600;position:relative;padding-bottom:2px;
}
.btn-text::after{content:'';position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--line-strong);transform:scaleX(.4);transform-origin:left;transition:transform .28s ease,background .28s ease}
.btn-text:hover{color:var(--accent)}
.btn-text:hover::after{transform:scaleX(1);background:var(--accent)}
.nav-toggle{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  display:grid;place-items:center;gap:4px;color:var(--text);
}
@media(min-width:1024px){.nav-toggle{display:none}}
.nav-toggle span{display:block;width:16px;height:1.5px;background:currentColor;border-radius:2px}
.mobile-drawer{
  position:fixed;top:76px;left:0;right:0;z-index:79;
  background:rgba(10,7,20,.98);border-bottom:1px solid var(--line);
  padding:8px 20px 24px;display:none;
}
.mobile-drawer.is-open{display:block}
@media(min-width:1024px){.mobile-drawer{display:none!important}}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;font-size:15px;color:var(--muted);border-bottom:1px solid var(--line);
  position:relative;padding-left:12px;
}
.drawer-link.is-active{color:var(--text)}
.drawer-link.is-active::before{
  content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:3px;background:var(--grad);
}
.drawer-cta{margin-top:18px;width:100%}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:78vh;display:flex;align-items:flex-end;
  padding:140px 0 64px;overflow:hidden;isolation:isolate;
}
@media(max-width:640px){.hero{min-height:62vh;padding:118px 0 44px}}
.hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  transition:opacity .5s ease;
}
.hero-mask{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(90deg,rgba(10,7,20,.94) 0%,rgba(10,7,20,.72) 46%,rgba(10,7,20,.22) 100%),
    linear-gradient(to top,#0A0714 4%,rgba(10,7,20,.86) 34%,rgba(10,7,20,.42) 72%,rgba(10,7,20,.3) 100%);
}
.hero-copy{max-width:740px}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.08em;color:var(--accent);
  border:1px solid rgba(34,211,238,.32);border-radius:999px;
  padding:5px 14px;margin-bottom:20px;background:rgba(34,211,238,.06);
}
.hero-title{
  font-size:clamp(2.1rem,5vw,3.6rem);
  line-height:1.12;font-weight:800;letter-spacing:-.01em;
}
.hero-title em{
  font-style:normal;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:18px;font-size:16.5px;line-height:1.8;color:var(--muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
@media(max-width:640px){.hero-badges{gap:8px}}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 13px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  font-size:12.5px;color:var(--muted);white-space:nowrap;
}
.badge b{color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums}
.hero-dots{
  position:absolute;right:32px;bottom:64px;display:flex;gap:10px;align-items:center;
}
@media(max-width:1023px){.hero-dots{display:none}}
.hero-dot{
  width:10px;height:10px;border-radius:999px;background:rgba(255,255,255,.22);
  transition:width .28s ease,background .28s ease;
}
.hero-dot.is-on{width:32px;background:var(--grad)}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:80px 0}}
@media(min-width:1024px){.section{padding:96px 0}}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:18px;margin-bottom:30px;
}
.section-title{
  position:relative;padding-left:16px;
  font-size:clamp(1.4rem,2.6vw,2rem);font-weight:700;letter-spacing:-.01em;line-height:1.3;
}
.section-title::before{
  content:'';position:absolute;left:0;top:.35em;width:4px;height:20px;border-radius:4px;background:var(--grad);
}
.section-desc{margin-top:10px;font-size:14.5px;color:var(--muted);max-width:660px;padding-left:16px}
.eyebrow{font-size:12.5px;letter-spacing:.1em;color:var(--dim);text-transform:uppercase}

/* ---------- KPI ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media(min-width:768px){.kpi-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}}
.kpi-card{
  border:1px solid var(--line);border-radius:var(--radius-md);
  background:var(--surface);padding:20px 18px;
  transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
}
.kpi-card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.kpi-num{font-size:clamp(1.6rem,3vw,2.1rem);font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.kpi-num span{font-size:.55em;color:var(--accent);font-weight:700;margin-left:2px}
.kpi-label{margin-top:6px;font-size:13.5px;color:var(--text)}
.kpi-note{margin-top:4px;font-size:12.5px;color:var(--dim)}
.kpi-strip{
  display:grid;grid-template-columns:1fr;gap:0;margin-top:26px;
  border-top:1px solid var(--line);
}
@media(min-width:900px){.kpi-strip{grid-template-columns:repeat(3,minmax(0,1fr))}}
.kpi-row{
  display:flex;align-items:flex-start;gap:14px;padding:20px 0;
  border-bottom:1px solid var(--line);
}
@media(min-width:900px){
  .kpi-row{padding:22px 24px;border-bottom:0;border-right:1px solid var(--line)}
  .kpi-row:first-child{padding-left:0}
  .kpi-row:last-child{border-right:0}
}
.kpi-row i{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;margin-top:2px;
  background:var(--grad);opacity:.9;
}
.kpi-row h4{font-size:15px;font-weight:600}
.kpi-row p{margin-top:4px;font-size:13.5px;color:var(--muted);line-height:1.7}

/* ---------- 横滑片库 ---------- */
.rail{border-top:1px solid var(--line);padding-top:26px;margin-top:30px}
.rail:first-of-type{border-top:0;padding-top:0;margin-top:0}
.rail-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}
.rail-title{font-size:clamp(1.15rem,2vw,1.4rem);font-weight:700;letter-spacing:-.01em;display:flex;align-items:center;gap:10px}
.rail-title span{
  font-size:12px;font-weight:600;color:var(--accent);
  border:1px solid rgba(34,211,238,.3);border-radius:999px;padding:2px 10px;
}
.rail-tools{display:flex;align-items:center;gap:12px}
.rail-btn{
  width:36px;height:36px;border-radius:999px;border:1px solid var(--line);
  display:none;place-items:center;color:var(--muted);
  transition:color .22s ease,border-color .22s ease,background .22s ease;
}
@media(min-width:1024px){.rail-btn{display:grid}}
.rail-btn:hover{color:var(--text);border-color:var(--line-strong);background:var(--surface-2)}
.rail-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:6px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail-track::-webkit-scrollbar{display:none}
.rail-item{flex:0 0 auto;width:300px;scroll-snap-align:start}
@media(min-width:768px){.rail-item{width:326px}}
@media(max-width:640px){.rail-item{width:80vw}}

.media-card{
  display:block;border-radius:var(--radius-md);overflow:hidden;
  border:1px solid var(--line);background:var(--surface);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.card-cover{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:linear-gradient(135deg,#2A1D3F,#3B1F35);
}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .28s ease-out}
.media-card:hover .card-cover img{transform:scale(1.03)}
.cover-tag{
  position:absolute;left:12px;top:12px;
  font-size:11.5px;font-weight:600;color:#fff;
  background:rgba(10,7,20,.72);border:1px solid rgba(255,255,255,.14);
  border-radius:999px;padding:3px 10px;
}
.cover-badge{
  position:absolute;right:12px;top:12px;
  font-size:11.5px;font-weight:700;color:var(--heat);
  background:rgba(10,7,20,.72);border:1px solid rgba(255,176,32,.28);
  border-radius:999px;padding:3px 10px;font-variant-numeric:tabular-nums;
}
.card-body{padding:14px 16px 16px}
.card-title{font-size:16px;font-weight:600;line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
.card-meta{margin-top:8px;font-size:12.5px;color:var(--dim);display:flex;align-items:center;gap:10px;font-variant-numeric:tabular-nums}
.card-meta i{width:3px;height:3px;border-radius:999px;background:var(--dim);display:inline-block}

/* ---------- 热播推荐 ---------- */
.feature-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:1024px){.feature-grid{grid-template-columns:7fr 5fr}}
.feature-main{
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--surface);display:flex;flex-direction:column;
  transition:box-shadow .24s ease,border-color .24s ease;
}
.feature-main:hover{box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.feature-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#2A1D3F,#3B1F35)}
.feature-cover img{width:100%;height:100%;object-fit:cover}
.feature-body{padding:22px}
.feature-body h3{font-size:clamp(1.2rem,2.2vw,1.6rem);font-weight:700;line-height:1.4}
.feature-body p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.feature-actions{margin-top:20px}
.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media(max-width:520px){.mini-grid{grid-template-columns:1fr}}
.mini-card{
  border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;
  background:var(--surface);transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.mini-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.mini-card .card-cover{aspect-ratio:16/10}
.mini-card h4{padding:12px 14px 6px;font-size:14.5px;font-weight:600;line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
.mini-card .mini-meta{padding:0 14px 14px;font-size:12px;color:var(--dim);font-variant-numeric:tabular-nums}

/* ---------- 分类入口 ---------- */
.cat-list{border-top:1px solid var(--line)}
.cat-row{
  display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:16px;
  padding:22px 0;border-bottom:1px solid var(--line);
  transition:padding .24s ease,background .24s ease;
}
.cat-row:hover{padding-left:10px;background:linear-gradient(90deg,rgba(124,58,237,.10),transparent 60%)}
.cat-index{
  font-size:20px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-name{font-size:17px;font-weight:700}
.cat-desc{margin-top:4px;font-size:13.5px;color:var(--muted)}
.cat-right{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--dim);font-variant-numeric:tabular-nums}
.cat-arrow{font-size:16px;color:var(--muted);transition:transform .24s ease,color .24s ease}
.cat-row:hover .cat-arrow{transform:translateX(4px);color:var(--accent)}

/* ---------- Z 字片单 ---------- */
.zig{display:grid;grid-template-columns:1fr;gap:28px;padding:36px 0;border-top:1px solid var(--line)}
.zig:first-of-type{border-top:0;padding-top:0}
@media(min-width:1024px){
  .zig{grid-template-columns:5fr 7fr;gap:40px;padding:44px 0}
  .zig.reverse{grid-template-columns:7fr 5fr}
  .zig.reverse .zig-copy{order:2}
  .zig.reverse .zig-cards{order:1}
}
.zig-copy h3{font-size:clamp(1.25rem,2.4vw,1.7rem);font-weight:700;line-height:1.35;letter-spacing:-.01em}
.zig-copy p{margin-top:14px;font-size:14.5px;color:var(--muted);line-height:1.85}
.zig-copy .zig-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.zig-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media(max-width:520px){.zig-cards{grid-template-columns:1fr}}

/* ---------- 最新信息（浅色面板） ---------- */
.news-panel{
  background:var(--paper);color:var(--paper-ink);
  border-radius:var(--radius-lg);padding:28px 22px;
  box-shadow:0 24px 60px -30px rgba(0,0,0,.9);
}
@media(min-width:768px){.news-panel{padding:40px 36px}}
.news-panel .news-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.news-panel h2{font-size:clamp(1.35rem,2.5vw,1.9rem);font-weight:800;letter-spacing:-.01em}
.news-panel .news-sub{margin-top:8px;font-size:14px;color:#5C5470}
.news-panel .news-more{
  font-size:14px;font-weight:600;color:#4C2A9B;border-bottom:1px solid rgba(76,42,155,.35);padding-bottom:2px;
  transition:color .22s ease,border-color .22s ease;
}
.news-panel .news-more:hover{color:#F0396B;border-color:#F0396B}
.news-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:900px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.news-item{
  display:grid;gap:8px;padding:18px;
  border:1px solid rgba(26,20,40,.10);border-radius:var(--radius-sm);
  background:#fff;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:rgba(124,58,237,.35);box-shadow:0 18px 40px -26px rgba(76,42,155,.65)}
.news-tag{
  justify-self:start;font-size:11.5px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#7C3AED,#F0396B);
  border-radius:999px;padding:3px 11px;letter-spacing:.02em;
}
.news-title{font-size:16px;font-weight:700;line-height:1.5;color:var(--paper-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-excerpt{font-size:13.5px;color:#5C5470;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:2px}
.news-time{font-size:12.5px;color:#837B96;font-variant-numeric:tabular-nums}
.news-arrow{font-size:12.5px;font-weight:600;color:#4C2A9B;transition:transform .24s ease,color .24s ease}
.news-item:hover .news-arrow{transform:translateX(3px);color:#F0396B}
.news-empty{
  grid-column:1/-1;border:1px dashed rgba(26,20,40,.22);border-radius:var(--radius-sm);
  padding:36px 20px;text-align:center;color:#5C5470;font-size:14px;
}
.news-empty i{
  display:block;width:34px;height:34px;margin:0 auto 12px;border-radius:10px;
  border:1px solid rgba(26,20,40,.2);position:relative;
}
.news-empty i::after{content:'';position:absolute;left:11px;top:11px;width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,#7C3AED,#F0396B)}

/* ---------- 数据与口碑 ---------- */
.stats-wrap{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:1024px){.stats-wrap{grid-template-columns:7fr 5fr;gap:36px}}
.stat-row{padding:16px 0;border-bottom:1px solid var(--line)}
.stat-row:first-child{padding-top:0}
.stat-top{display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--muted)}
.stat-top b{color:var(--text);font-weight:700;font-variant-numeric:tabular-nums}
.bar{margin-top:10px;height:6px;border-radius:999px;background:var(--surface-3);overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:var(--grad)}
.bar-fill.aqua{background:linear-gradient(90deg,#22D3EE,#7C3AED)}
.quote-card{
  border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);
  padding:22px;margin-bottom:16px;
}
.quote-card:last-child{margin-bottom:0}
.quote-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.quote-card footer{margin-top:14px;font-size:12.5px;color:var(--dim);font-variant-numeric:tabular-nums}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);margin-top:8px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;font-size:16px;font-weight:600;transition:color .22s ease;
}
.faq-q::-webkit-details-marker{display:none}
.faq-q:hover{color:var(--accent)}
.faq-icon{
  flex:0 0 auto;width:18px;height:18px;position:relative;transition:transform .28s ease;
}
.faq-icon::before,.faq-icon::after{
  content:'';position:absolute;left:0;top:50%;width:18px;height:1.5px;background:var(--muted);border-radius:2px;
  transform:translateY(-50%);
}
.faq-icon::after{transform:translateY(-50%) rotate(90deg)}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:var(--accent)}
.faq-a{padding:0 0 24px;font-size:14.5px;color:var(--muted);line-height:1.85;max-width:820px}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid rgba(255,255,255,.1);
  background:
    radial-gradient(120% 140% at 8% 0%,rgba(124,58,237,.42) 0%,rgba(124,58,237,0) 55%),
    radial-gradient(120% 150% at 100% 100%,rgba(240,57,107,.36) 0%,rgba(240,57,107,0) 60%),
    var(--surface-2);
  padding:32px 22px;
}
@media(min-width:768px){.cta-card{padding:44px 40px}}
.cta-inner{display:grid;grid-template-columns:1fr;gap:26px}
@media(min-width:1024px){.cta-inner{grid-template-columns:1fr 1fr;align-items:center;gap:40px}}
.cta-inner h2{font-size:clamp(1.4rem,2.8vw,2rem);font-weight:800;letter-spacing:-.01em;line-height:1.35}
.cta-inner p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.85}
.cta-form{display:flex;flex-direction:column;gap:12px}
@media(min-width:640px){.cta-form{flex-direction:row}}
.cta-input{
  flex:1 1 auto;height:50px;border-radius:14px;padding:0 16px;
  background:rgba(10,7,20,.6);border:1px solid var(--line-strong);color:var(--text);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.cta-input::placeholder{color:var(--dim)}
.cta-input:focus{outline:none;border-color:#7C3AED;box-shadow:0 0 0 2px rgba(34,211,238,.45)}
.cta-submit{height:50px;padding:0 26px}
.cta-note{font-size:12.5px;color:var(--dim);margin-top:12px}
.form-msg{margin-top:12px;font-size:13px;color:var(--accent);min-height:20px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(124,58,237,.06),transparent 40%),var(--bg);
  padding:52px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800}
.footer-brand p{margin-top:14px;font-size:13.5px;color:var(--muted);line-height:1.85;max-width:320px}
.footer-brand .footer-brand-wrap{display:block}
.footer-title{font-size:13.5px;font-weight:700;color:var(--text);margin-bottom:14px}
.footer-link{display:block;font-size:13.5px;color:var(--muted);padding:6px 0;transition:color .22s ease,transform .22s ease}
.footer-link:hover{color:var(--accent);transform:translateX(3px)}
.footer-note{font-size:13.5px;color:var(--muted);line-height:1.85}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--dim);
}
.footer-bottom a{color:var(--dim);transition:color .22s ease}
.footer-bottom a:hover{color:var(--accent)}

/* roulang page: article */
:root{
  --bg:#0A0714;
  --surface-1:#14101F;
  --surface-2:#1A1428;
  --surface-3:#221A33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --text:#F4F1FA;
  --text-2:#A79EBE;
  --text-3:#6E6584;
  --brand-a:#7C3AED;
  --brand-b:#F0396B;
  --accent:#22D3EE;
  --hot:#FFB020;
  --grad:linear-gradient(135deg,#7C3AED 0%,#F0396B 100%);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:16px;
  --shadow-1:0 18px 40px -18px rgba(0,0,0,.75);
  --shadow-2:0 22px 50px -22px rgba(124,58,237,.55);
  --ease:240ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  min-height:100vh;
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  background:
    radial-gradient(900px 520px at 10% -12%, rgba(124,58,237,.20), transparent 62%),
    radial-gradient(760px 460px at 92% -4%, rgba(240,57,107,.13), transparent 60%),
    var(--bg);
  background-attachment:fixed;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.25;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,7,20,.72);
  border-bottom:1px solid transparent;
  transition:background-color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  background:rgba(10,7,20,.94);
  border-bottom-color:var(--line);
  box-shadow:0 12px 30px -22px rgba(0,0,0,.9);
}
.header-inner{
  height:76px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:22px;height:22px;border-radius:7px;
  background:var(--grad);
  box-shadow:0 6px 18px -6px rgba(124,58,237,.9);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:6px;border-radius:3px;
  background:rgba(10,7,20,.85);
}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.nav-links{display:none;align-items:center;gap:32px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text-2);
  padding:8px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:0;
  width:60%;height:2px;border-radius:2px;
  background:var(--grad);
  transform:translateX(-50%) scaleX(0);
  transform-origin:center;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:translateX(-50%) scaleX(1);}
.nav-link.is-active{color:var(--text);font-weight:600;}
.nav-link.is-active::after{transform:translateX(-50%) scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:38px;height:38px;border-radius:999px;
  display:none;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);
  transition:color var(--ease),border-color var(--ease),background-color var(--ease);
}
.icon-btn:hover{color:var(--text);border-color:var(--line-strong);background:var(--surface-1);}
.menu-btn{
  width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text);
}
@media(min-width:1024px){
  .nav-links{display:flex;}
  .icon-btn{display:flex;}
  .menu-btn{display:none;}
}
.drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(10,7,20,.98);
  padding:6px 20px 18px;
}
.drawer.is-open{display:block;}
.drawer a{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer a:last-child{border-bottom:0;}
.drawer a.is-active{color:var(--text);font-weight:600;}
.drawer a.is-active::before{
  content:"";width:3px;height:18px;border-radius:2px;background:var(--grad);
  margin-right:12px;
}
@media(min-width:1024px){.drawer{display:none !important;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;
  font-size:14px;font-weight:600;
  padding:11px 22px;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),background-color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{
  color:#fff;background:var(--grad);
  box-shadow:0 14px 30px -16px rgba(124,58,237,.9);
}
.btn-primary:hover{filter:brightness(1.07);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-ghost{
  color:var(--text);border:1px solid var(--line-strong);background:transparent;
}
.btn-ghost:hover{background:var(--surface-2);border-color:rgba(255,255,255,.22);}
.btn-sm{padding:9px 18px;font-size:13px;}
.btn-text{
  color:var(--accent);font-size:14px;font-weight:600;
  display:inline-flex;align-items:center;gap:6px;
  border-bottom:1px solid transparent;
}
.btn-text:hover{border-bottom-color:var(--accent);}

/* ---------- 面包屑 ---------- */
.crumb{font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:var(--text-3);opacity:.6;}
.crumb .current{color:var(--text-2);max-width:min(420px,52vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头部 ---------- */
.article-hero{position:relative;overflow:hidden;padding:28px 0 8px;}
.article-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.24;
  filter:saturate(.9);
}
.article-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,7,20,.55) 0%,rgba(10,7,20,.94) 78%,var(--bg) 100%);
}
.article-hero-inner{position:relative;z-index:2;}
.article-title{
  font-size:clamp(1.85rem,4.2vw,3rem);
  font-weight:800;
  margin:18px 0 16px;
  max-width:900px;
  letter-spacing:-.02em;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  font-size:13px;color:var(--text-2);
  padding-bottom:8px;
}
.meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-item svg{width:14px;height:14px;opacity:.7;}
.meta-divider{width:1px;height:12px;background:var(--line-strong);}

/* ---------- 封面 ---------- */
.cover-wrap{
  margin:24px auto 0;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  background:var(--surface-2);
  aspect-ratio:16/9;
}
.cover-wrap img{width:100%;height:100%;object-fit:cover;}

/* ---------- 正文 ---------- */
.article-main{padding:48px 0 24px;}
.article-body{
  max-width:760px;margin:0 auto;
  font-size:17px;line-height:1.9;color:#DCD6EA;
}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  position:relative;color:var(--text);
  font-size:clamp(1.3rem,2.2vw,1.6rem);
  margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.32em;
  width:4px;height:20px;border-radius:2px;background:var(--grad);
}
.article-body h3{color:var(--text);font-size:1.14rem;margin:28px 0 12px;}
.article-body h4{color:var(--text-2);font-size:1rem;margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.35em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.42em 0;line-height:1.8;}
.article-body ul li::marker{color:var(--accent);}
.article-body ol li::marker{color:var(--brand-a);}
.article-body blockquote{
  position:relative;margin:26px 0;padding:16px 22px;
  background:var(--surface-2);border-radius:0 14px 14px 0;
  color:var(--text-2);font-style:normal;
}
.article-body blockquote::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:3px;background:var(--grad);
}
.article-body img{border-radius:16px;margin:24px 0;height:auto;}
.article-body a{color:var(--accent);border-bottom:1px solid rgba(34,211,238,.35);}
.article-body a:hover{border-bottom-color:var(--accent);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th,.article-body td{
  border-bottom:1px solid var(--line);
  padding:10px 12px;text-align:left;
}
.article-body th{color:var(--text);font-weight:600;}
.article-body code{
  background:var(--surface-3);padding:2px 6px;border-radius:6px;font-size:.92em;color:var(--accent);
}
.article-body pre{
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:14px;padding:16px;overflow-x:auto;margin:24px 0;font-size:14px;
}
.empty-state{
  max-width:760px;margin:0 auto;
  border:1px dashed var(--line-strong);border-radius:var(--radius-md);
  padding:44px 24px;text-align:center;background:var(--surface-1);
}
.empty-state p{color:var(--text-2);margin-bottom:16px;}

/* ---------- 标签 ---------- */
.tag-row{
  max-width:760px;margin:36px auto 0;
  display:flex;flex-wrap:wrap;gap:10px;
  padding-top:22px;border-top:1px solid var(--line);
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;color:var(--text-2);
  padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  transition:color var(--ease),border-color var(--ease),background-color var(--ease);
}
a.tag:hover{color:var(--text);border-color:rgba(124,58,237,.6);background:rgba(124,58,237,.14);}

/* ---------- 区块通用 ---------- */
.section{padding:56px 0;}
@media(min-width:768px){.section{padding:72px 0;}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-title{
  position:relative;padding-left:16px;
  font-size:clamp(1.35rem,2.5vw,1.85rem);font-weight:800;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.3em;width:4px;height:20px;border-radius:2px;background:var(--grad);
}
.section-sub{font-size:14px;color:var(--text-2);margin-top:8px;padding-left:16px;}

/* ---------- 继续阅读双卡 ---------- */
.next-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media(min-width:768px){.next-grid{grid-template-columns:1fr 1fr;}}
.next-card{
  display:flex;flex-direction:column;gap:10px;
  padding:24px;border-radius:var(--radius-md);
  background:var(--surface-1);border:1px solid var(--line);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.next-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(124,58,237,.45);}
.next-label{font-size:12px;color:var(--text-3);letter-spacing:.08em;}
.next-title{font-size:17px;font-weight:700;color:var(--text);}
.next-desc{font-size:14px;color:var(--text-2);line-height:1.7;}

/* ---------- 横向推荐 ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:18px;
  overflow-x:auto;padding:6px 2px 18px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.rec-card{
  flex:0 0 82%;
  scroll-snap-align:start;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(124,58,237,.45);}
@media(min-width:640px){.rec-card{flex:0 0 46%;}}
@media(min-width:1024px){.rec-card{flex:0 0 30%;}}
.rec-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--surface-3);}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.rec-card:hover .rec-thumb img{transform:scale(1.03);}
.rec-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:8px;}
.rec-title{font-size:16px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rec-meta{font-size:12px;color:var(--text-3);}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid rgba(124,58,237,.32);
  background:
    radial-gradient(600px 300px at 8% 0%, rgba(124,58,237,.42), transparent 62%),
    radial-gradient(520px 260px at 96% 100%, rgba(240,57,107,.28), transparent 60%),
    var(--surface-1);
  padding:36px 28px;
}
@media(min-width:768px){.cta-panel{padding:48px 44px;}}
.cta-grid{display:grid;grid-template-columns:1fr;gap:26px;align-items:center;}
@media(min-width:1024px){.cta-grid{grid-template-columns:1.05fr 1fr;gap:40px;}}
.cta-title{font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:800;margin-bottom:10px;}
.cta-text{font-size:15px;color:var(--text-2);line-height:1.8;max-width:520px;}
.cta-form{display:flex;flex-direction:column;gap:12px;}
@media(min-width:640px){.cta-form{flex-direction:row;align-items:center;}}
.cta-input{
  flex:1;
  height:48px;padding:0 18px;
  border-radius:14px;
  background:rgba(10,7,20,.7);
  border:1px solid var(--line-strong);
  color:var(--text);font-size:14px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.cta-input::placeholder{color:var(--text-3);}
.cta-input:focus{
  outline:none;border-color:rgba(124,58,237,.85);
  box-shadow:0 0 0 2px rgba(34,211,238,.5);
}
.form-hint{font-size:12px;color:var(--text-3);margin-top:10px;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);max-width:900px;}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:16px;font-weight:600;color:var(--text);
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary .ind{
  flex:0 0 auto;width:22px;height:22px;position:relative;
  transition:transform var(--ease);
}
.faq summary .ind::before,
.faq summary .ind::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--text-2);
  transform:translate(-50%,-50%);
}
.faq summary .ind::before{width:12px;height:1.5px;}
.faq summary .ind::after{width:1.5px;height:12px;}
.faq details[open] summary{color:#fff;}
.faq details[open] summary .ind{transform:rotate(45deg);}
.faq .answer{font-size:14.5px;color:var(--text-2);line-height:1.85;padding:0 32px 22px 0;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:40px;
  border-top:1px solid var(--line);
  background:rgba(10,7,20,.85);
}
.footer-line{height:1px;background:linear-gradient(90deg,rgba(124,58,237,.7),rgba(240,57,107,.45),transparent);}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:32px;
  padding:48px 0 36px;
}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-about{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px;}
.footer-status{font-size:13px;color:var(--text-3);margin-top:14px;}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--text);margin-bottom:16px;}
.footer-list li{margin-bottom:12px;}
.footer-list a{font-size:14px;color:var(--text-2);}
.footer-list a:hover{color:var(--accent);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 32px;
  display:flex;flex-direction:column;gap:10px;
  font-size:13px;color:var(--text-3);
}
@media(min-width:768px){
  .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}
}
.footer-bottom .right{text-align:left;}
@media(min-width:768px){.footer-bottom .right{text-align:right;}}

@media(max-width:640px){
  .article-body{font-size:16px;line-height:1.85;}
  .article-main{padding:36px 0 16px;}
  .meta-row{gap:8px 12px;}
}

/* roulang page: category1 */
:root{
  --bg:#0A0714;
  --surface-1:#14101F;
  --surface-2:#1A1428;
  --surface-3:#221A33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#F4F1FA;
  --text-2:#A79EBE;
  --text-3:#6E6584;
  --brand-1:#7C3AED;
  --brand-2:#F0396B;
  --brand-grad:linear-gradient(135deg,#7C3AED 0%,#F0396B 100%);
  --accent:#22D3EE;
  --hot:#FFB020;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:16px;
  --radius-pill:999px;
  --shadow:0 18px 40px -18px rgba(0,0,0,.75);
  --shadow-hover:0 22px 50px -22px rgba(124,58,237,.55);
  --header-h:76px;
  --ease:240ms cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),backdrop-filter var(--ease);
}
.site-header.is-scrolled{background:rgba(10,7,20,.92);border-bottom-color:var(--line)}
.header-inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.logo-mark{
  position:relative;width:20px;height:20px;flex:0 0 auto;border-radius:6px;
  border:2px solid transparent;
  background:linear-gradient(var(--bg),var(--bg)) padding-box,var(--brand-grad) border-box;
}
.logo-mark::after{content:"";position:absolute;inset:5px;border-radius:2px;background:var(--brand-grad)}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-link{position:relative;padding:6px 0;font-size:14.5px;font-weight:500;color:var(--text-2);transition:color var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;border-radius:2px;background:var(--brand-grad);transition:width var(--ease)}
.nav-link:hover{color:var(--text)}
.nav-link:hover::after{width:60%}
.nav-link.is-active{color:var(--text)}
.nav-link.is-active::after{width:60%}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-pill);color:var(--text-2);
  transition:color var(--ease),background var(--ease),border-color var(--ease);
}
.icon-btn:hover{color:var(--text);background:var(--surface-2);border-color:var(--line-strong)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);font-weight:600;letter-spacing:-.01em;
  transition:transform var(--ease),filter var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
}
.btn-primary{background:var(--brand-grad);color:#fff;padding:0 22px;height:42px;font-size:14.5px;box-shadow:0 12px 28px -14px rgba(240,57,107,.75)}
.btn-primary:hover{filter:brightness(1.09);transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--text);padding:0 22px;height:44px;font-size:15px}
.btn-ghost:hover{background:var(--surface-2);border-color:rgba(124,58,237,.5)}
.btn-text{color:var(--accent);font-size:14.5px;font-weight:600;position:relative;padding:2px 0}
.btn-text::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform var(--ease)}
.btn-text:hover::after{transform:scaleX(1)}
.menu-btn{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:12px;align-items:center;justify-content:center}
.menu-bars{position:relative;width:18px;height:2px;background:var(--text);border-radius:2px;display:block}
.menu-bars::before,.menu-bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px}
.menu-bars::before{top:-6px}
.menu-bars::after{top:6px}
.mobile-drawer{
  max-height:0;overflow:hidden;background:rgba(20,16,31,.98);
  border-bottom:1px solid transparent;
  transition:max-height var(--ease),border-color var(--ease);
}
.mobile-drawer.is-open{max-height:420px;border-bottom-color:var(--line)}
.drawer-link{position:relative;display:flex;align-items:center;height:56px;padding:0 20px;font-size:15px;color:var(--text-2);border-bottom:1px solid var(--line)}
.drawer-link:last-child{border-bottom:0}
.drawer-link.is-active{color:var(--text);font-weight:600}
.drawer-link.is-active::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--brand-grad)}
@media(max-width:1023px){
  .nav-links{display:none}
  .menu-btn{display:inline-flex}
  .header-actions .btn-primary{display:none}
}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);padding:calc(var(--header-h) + 44px) 0 44px;min-height:300px}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(124,58,237,.42),rgba(240,57,107,.2) 55%,rgba(10,7,20,0) 90%)}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,7,20,.62) 0%,rgba(10,7,20,.88) 70%,var(--bg) 100%)}
.page-hero-inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--text-3);margin-bottom:18px}
.breadcrumb a{color:var(--text-3);transition:color var(--ease)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{margin:0 8px;opacity:.55}
.breadcrumb .current{color:var(--text-2)}
.hero-title{font-size:clamp(2.1rem,5vw,3.2rem);line-height:1.16;font-weight:800;letter-spacing:-.01em;max-width:900px}
.hero-title .grad{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:14px;font-size:16px;color:var(--text-2);max-width:640px}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.badge{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 13px;
  border-radius:var(--radius-pill);border:1px solid var(--line);background:rgba(255,255,255,.04);
  font-size:12.5px;color:var(--text-2);white-space:nowrap;
}
.badge .val{color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums}
.badge .val-hot{color:var(--hot);font-weight:700;font-variant-numeric:tabular-nums}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-grad)}
@media(max-width:639px){
  .page-hero{padding:calc(var(--header-h) + 28px) 0 34px;min-height:0}
  .badge-row{gap:8px}
}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:76px 0}}
@media(min-width:1024px){.section{padding:92px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:30px}
.section-title{position:relative;padding-left:14px;font-size:clamp(1.4rem,2.6vw,2rem);font-weight:700;letter-spacing:-.01em;line-height:1.32}
.section-title::before{content:"";position:absolute;left:0;top:.32em;width:4px;height:20px;border-radius:2px;background:var(--brand-grad)}
.section-desc{margin-top:10px;padding-left:14px;font-size:15px;color:var(--text-2);max-width:680px}
.section-soft{background:linear-gradient(180deg,rgba(26,20,40,.75),rgba(10,7,20,0))}

/* ---------- chips ---------- */
.chip-bar{display:flex;gap:10px;overflow-x:auto;padding:2px 0 18px;scrollbar-width:none}
.chip-bar::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:36px;padding:0 17px;
  border-radius:var(--radius-pill);border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text-2);font-size:14px;transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease);
}
.chip:hover{color:var(--text);border-color:var(--line-strong);transform:translateY(-1px)}
.chip.is-active{background:var(--brand-grad);color:#fff;border-color:transparent;font-weight:600}

/* ---------- poster grid ---------- */
.poster-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media(max-width:1023px){.poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
@media(max-width:639px){.poster-grid{grid-template-columns:1fr}}
.poster-card{
  border-radius:var(--radius-lg);background:var(--surface-1);border:1px solid var(--line);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.poster-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(124,58,237,.42)}
.poster-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.poster-card:hover .poster-thumb img{transform:scale(1.03)}
.tag-cat{
  position:absolute;left:12px;top:12px;height:26px;padding:0 11px;display:inline-flex;align-items:center;
  border-radius:var(--radius-pill);background:rgba(10,7,20,.78);border:1px solid var(--line-strong);
  font-size:12px;color:var(--text);letter-spacing:.02em;
}
.badge-score{
  position:absolute;right:12px;top:12px;height:26px;padding:0 11px;display:inline-flex;align-items:center;gap:5px;
  border-radius:var(--radius-pill);background:rgba(10,7,20,.78);border:1px solid var(--line-strong);
  font-size:12px;color:var(--text-2);font-variant-numeric:tabular-nums;
}
.badge-score b{color:var(--hot);font-weight:700}
.poster-body{padding:18px}
.poster-body h3{font-size:17px;font-weight:700;letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.poster-meta{margin-top:8px;font-size:13.5px;color:var(--text-3);font-variant-numeric:tabular-nums;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.poster-foot{margin-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.pill{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-pill);border:1px solid var(--line);font-size:12px;color:var(--text-2)}
.pill-cyan{border-color:rgba(34,211,238,.35);color:var(--accent)}
.empty-note{display:none;border:1px dashed var(--line-strong);border-radius:var(--radius-md);padding:28px;text-align:center;color:var(--text-3);font-size:14px}

/* ---------- feature cards ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media(max-width:1023px){.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:639px){.feature-grid{grid-template-columns:1fr}}
.feature-card{
  padding:26px 24px;border-radius:var(--radius-md);border:1px solid var(--line);
  background:linear-gradient(180deg,var(--surface-1),rgba(10,7,20,.4));
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.feature-card:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.32);box-shadow:var(--shadow)}
.feature-num{font-size:12.5px;letter-spacing:.1em;color:var(--accent);font-variant-numeric:tabular-nums}
.feature-card h3{margin-top:12px;font-size:17px;font-weight:700;letter-spacing:-.01em}
.feature-card p{margin-top:10px;font-size:14.5px;color:var(--text-2);line-height:1.78}

/* ---------- photo rows ---------- */
.photo-row{display:grid;grid-template-columns:1.06fr 1fr;gap:36px;align-items:center}
.photo-row + .photo-row{margin-top:56px}
.photo-row.reverse .photo-media{order:2}
@media(max-width:899px){
  .photo-row{grid-template-columns:1fr;gap:22px}
  .photo-row.reverse .photo-media{order:0}
  .photo-row + .photo-row{margin-top:40px}
}
.photo-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.photo-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 320ms ease-out}
.photo-media:hover img{transform:scale(1.02)}
.photo-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(124,58,237,.24),rgba(10,7,20,.5))}
.photo-copy h3{font-size:clamp(1.25rem,2.2vw,1.6rem);font-weight:700;letter-spacing:-.01em;line-height:1.35}
.photo-copy > p{margin-top:14px;font-size:15px;color:var(--text-2);line-height:1.85}
.check-list{margin-top:20px;display:grid;gap:12px}
.check-list li{position:relative;padding-left:20px;font-size:15px;color:var(--text-2)}
.check-list li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--brand-grad)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
@media(max-width:899px){.steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
@media(max-width:519px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding-top:22px;border-top:1px solid var(--line)}
.step::before{content:"";position:absolute;left:0;top:-1px;width:44px;height:2px;background:var(--brand-grad);border-radius:2px}
.step-num{font-size:28px;font-weight:800;line-height:1;letter-spacing:-.02em;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.step h3{margin-top:12px;font-size:16.5px;font-weight:700}
.step p{margin-top:8px;font-size:14.5px;color:var(--text-2);line-height:1.78}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
@media(max-width:767px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{background:var(--surface-1);padding:28px 24px}
.stat-value{font-size:clamp(1.6rem,3vw,2.1rem);font-weight:800;line-height:1.1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat-value span{font-size:15px;font-weight:600;color:var(--accent);margin-left:4px}
.stat-label{margin-top:8px;font-size:13.5px;color:var(--text-3)}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);max-width:920px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 0;font-size:16px;font-weight:600;letter-spacing:-.01em;transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--accent)}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 auto;transition:transform var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;border-radius:2px;background:var(--text-2);transform:translate(-50%,-50%)}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
details[open] .faq-icon{transform:rotate(45deg)}
.faq-item p{padding:0 40px 22px 0;font-size:15px;color:var(--text-2);line-height:1.85;max-width:820px}

/* ---------- cta ---------- */
.cta-band{
  border-radius:28px;padding:38px;border:1px solid rgba(124,58,237,.32);
  background:linear-gradient(135deg,rgba(124,58,237,.34),rgba(240,57,107,.2) 60%,rgba(20,16,31,.9)),var(--surface-1);
  display:grid;grid-template-columns:1.08fr 1fr;gap:34px;align-items:center;
}
@media(max-width:899px){.cta-band{grid-template-columns:1fr;gap:24px;padding:28px}}
.cta-band h2{font-size:clamp(1.35rem,2.4vw,1.85rem);font-weight:800;letter-spacing:-.01em;line-height:1.35}
.cta-band p{margin-top:12px;font-size:15px;color:var(--text-2);line-height:1.85;max-width:520px}
.sub-form{display:flex;gap:12px}
@media(max-width:639px){.sub-form{flex-direction:column}}
.field{
  flex:1 1 auto;min-width:0;height:50px;padding:0 18px;border-radius:14px;
  background:rgba(10,7,20,.62);border:1px solid var(--line-strong);color:var(--text);font-size:15px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field::placeholder{color:var(--text-3)}
.field:focus{outline:none;border-color:rgba(124,58,237,.9);box-shadow:0 0 0 3px rgba(34,211,238,.22);background:rgba(10,7,20,.82)}
.sub-form .btn-primary{height:50px;padding:0 26px;flex:0 0 auto}
.form-tip{margin-top:12px;font-size:13.5px;color:var(--accent);min-height:20px}

/* ---------- footer ---------- */
.site-footer{position:relative;margin-top:24px;border-top:1px solid var(--line);background:var(--surface-1)}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:-1px;height:2px;background:linear-gradient(90deg,rgba(124,58,237,0),var(--brand-1),var(--brand-2),rgba(240,57,107,0));opacity:.75}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:36px;padding:56px 0 40px}
@media(max-width:1023px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}}
@media(max-width:519px){.footer-grid{grid-template-columns:1fr;padding:40px 0 28px}}
.footer-brand p{margin-top:16px;font-size:14.5px;color:var(--text-2);line-height:1.8;max-width:340px}
.footer-col h4{margin-bottom:16px;font-size:12.5px;font-weight:600;letter-spacing:.12em;color:var(--text-3)}
.footer-link{display:block;padding:6px 0;font-size:14.5px;color:var(--text-2);transition:color var(--ease),transform var(--ease)}
.footer-link:hover{color:var(--text);transform:translateX(2px)}
.footer-note{font-size:14px;color:var(--text-2);line-height:1.8}
.footer-note b{color:var(--text);font-weight:600}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:20px 0 26px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}
.footer-bottom .right{text-align:right}

/* roulang page: category2 */
:root{
  --bg:#0A0714;
  --s1:#14101F;
  --s2:#1A1428;
  --s3:#221A33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --text:#F4F1FA;
  --text-2:#A79EBE;
  --text-3:#6E6584;
  --grad:linear-gradient(135deg,#7C3AED 0%,#F0396B 100%);
  --cyan:#22D3EE;
  --amber:#FFB020;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:16px;
  --shadow:0 18px 40px -18px rgba(0,0,0,.75);
  --shadow-hover:0 22px 50px -22px rgba(124,58,237,.55);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body.page-body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ============ 页头 / 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),backdrop-filter .3s;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(10,7,20,.92);
  border-bottom-color:var(--line);
}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--text)}
.brand-mark{
  width:22px;height:22px;border-radius:7px;background:var(--grad);position:relative;flex:none;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);
}
.brand-mark::after{
  content:'';position:absolute;inset:7px;border-radius:2px;background:rgba(255,255,255,.85);
}
.header-nav{display:none}
@media (min-width:1024px){.header-nav{display:block}}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 0;transition:color .22s var(--ease);
}
.nav-link::after{
  content:'';position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--grad);border-radius:2px;transition:width .28s var(--ease);
}
.nav-link:hover{color:var(--text)}
.nav-link:hover::after{width:60%}
.nav-link.is-active{color:var(--text)}
.nav-link.is-active::after{width:60%}
.nav-link.is-active::before{
  content:'';position:absolute;left:-12px;top:50%;width:6px;height:6px;margin-top:-3px;
  border-radius:50%;background:var(--grad);
}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--text-2);
  cursor:pointer;transition:color .2s,border-color .2s,background .2s;
}
.icon-btn:hover{color:var(--text);border-color:var(--line-strong);background:var(--s2)}
.icon-btn svg{width:18px;height:18px}
.menu-toggle{display:inline-flex}
@media (min-width:1024px){.menu-toggle{display:none}}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(10,7,20,.98);
  padding:8px 0 20px;
}
.mobile-drawer.is-open{display:block}
@media (min-width:1024px){.mobile-drawer.is-open{display:none}}
.mobile-drawer .nav-links--drawer{display:flex;flex-direction:column;gap:0;align-items:stretch}
.mobile-drawer .nav-link{
  display:flex;align-items:center;min-height:56px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);padding:0 4px 0 16px;position:relative;
}
.mobile-drawer .nav-link::after{display:none}
.mobile-drawer .nav-link.is-active{color:var(--text)}
.mobile-drawer .nav-link.is-active::before{
  content:'';position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:2px;background:var(--grad);
}
.mobile-drawer .nav-link.is-active::after{
  display:block;left:auto;right:8px;top:50%;bottom:auto;width:6px;height:6px;margin-top:-3px;border-radius:50%;
}

/* ============ 按钮 / 徽章 / 标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:600;padding:12px 24px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .24s var(--ease),background .24s,color .24s,border-color .24s;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px -16px rgba(240,57,107,.75)}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 18px 36px -16px rgba(240,57,107,.85)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:var(--s2);border-color:rgba(124,58,237,.5)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:0;
  color:var(--cyan);font-size:14px;font-weight:600;cursor:pointer;position:relative;
}
.btn-text::after{
  content:'';position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;
  transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease);
}
.btn-text:hover::after{transform:scaleX(1)}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.05);
  font-size:12px;color:var(--text-2);white-space:nowrap;
}
.badge .num{color:var(--cyan);font-weight:600;font-variant-numeric:tabular-nums}
.badge--hot .num{color:var(--amber)}
.badge--solid{background:rgba(124,58,237,.16);border-color:rgba(124,58,237,.42);color:var(--text)}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;color:var(--text-2);border:1px solid var(--line);background:rgba(255,255,255,.04);
}
.tag--grad{background:rgba(240,57,107,.14);border-color:rgba(240,57,107,.4);color:#FFB7CB}

/* ============ 面包屑 ============ */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.breadcrumb a{color:var(--text-3);transition:color .2s}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb .current{color:var(--text)}

/* ============ Hero ============ */
.hero--inner{position:relative;padding:132px 0 48px;min-height:300px;overflow:hidden;isolation:isolate}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.4;z-index:-2;transform:scale(1.02);
}
.hero--inner::after{
  content:'';position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,7,20,.74) 0%,rgba(10,7,20,.9) 52%,var(--bg) 100%);
}
.hero--inner h1{
  margin:0;font-size:clamp(1.9rem,4.6vw,2.9rem);font-weight:800;letter-spacing:-.01em;line-height:1.24;
  max-width:20ch;
}
.hero-sub{color:var(--text-2);font-size:16px;margin:14px 0 0;max-width:56ch}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ============ 板块 ============ */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:80px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.section--tight{padding:40px 0}
@media (min-width:768px){.section--tight{padding:52px 0}}
.section-head{display:flex;flex-direction:column;gap:10px;margin-bottom:30px}
.section-title{
  display:flex;align-items:center;gap:12px;margin:0;
  font-size:clamp(1.4rem,2.6vw,2rem);font-weight:700;letter-spacing:-.01em;
}
.section-title::before{
  content:'';width:4px;height:20px;border-radius:2px;background:var(--grad);flex:none;
}
.section-desc{color:var(--text-2);font-size:15px;max-width:760px;margin:0}
.section-head--row{display:flex;flex-direction:column;gap:16px}
@media (min-width:768px){
  .section-head--row{flex-direction:row;align-items:flex-end;justify-content:space-between}
}

/* ============ KPI 概览 ============ */
.kpi-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (min-width:768px){.kpi-grid{grid-template-columns:repeat(4,1fr);gap:20px}}
.kpi-card{
  background:var(--s1);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;transition:border-color .24s,transform .24s var(--ease);
}
.kpi-card:hover{border-color:rgba(124,58,237,.34);transform:translateY(-3px)}
.kpi-num{
  font-size:clamp(1.55rem,3vw,2.1rem);font-weight:800;line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.kpi-num .unit{font-size:.55em;font-weight:600;margin-left:2px}
.kpi-label{color:var(--text-2);font-size:14px;margin-top:6px}
.kpi-hint{color:var(--text-3);font-size:12px;margin-top:2px}

/* ============ 排行双列 ============ */
.rank-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.rank-row{
  display:grid;grid-template-columns:1fr;gap:14px;align-items:center;
  background:var(--s1);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s,background .24s;
}
@media (min-width:768px){
  .rank-row{grid-template-columns:40% 60%;gap:20px;padding:16px 22px}
}
.rank-row:hover{
  transform:translateX(4px);background:var(--s2);
  border-color:rgba(124,58,237,.42);box-shadow:var(--shadow-hover);
}
.rank-left{display:flex;align-items:center;gap:16px;min-width:0}
.rank-num{
  font-size:clamp(2rem,4vw,2.9rem);font-weight:800;line-height:1;flex:none;
  font-variant-numeric:tabular-nums;letter-spacing:-.03em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.rank-meta{display:flex;flex-direction:column;gap:3px;min-width:0}
.rank-cat{font-size:14px;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-state{font-size:13px;color:var(--cyan);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-right{display:flex;align-items:center;gap:16px;min-width:0}
.rank-thumb{width:88px;height:56px;object-fit:cover;border-radius:12px;flex:none;background:var(--s3)}
@media (min-width:768px){.rank-thumb{width:136px;height:76px}}
.rank-body{min-width:0}
.rank-title{
  font-size:17px;font-weight:600;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.rank-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}

/* ============ 流程 ============ */
.flow-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:768px){.flow-grid{grid-template-columns:repeat(3,1fr)}}
.flow-item{
  position:relative;background:var(--s1);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;transition:border-color .24s,transform .24s var(--ease),box-shadow .24s;
}
.flow-item:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.36);box-shadow:var(--shadow)}
.flow-step{
  font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--cyan);font-variant-numeric:tabular-nums;
}
.flow-title{font-size:18px;font-weight:700;margin:12px 0 0}
.flow-text{color:var(--text-2);font-size:15px;margin:8px 0 0}

/* ============ 场景卡 ============ */
.scene-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.scene-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.scene-grid{grid-template-columns:repeat(3,1fr)}}
.scene-card{
  background:var(--s1);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(124,58,237,.4)}
.scene-media{overflow:hidden}
.scene-cover{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s var(--ease)}
.scene-card:hover .scene-cover{transform:scale(1.03)}
.scene-body{padding:20px 20px 24px}
.scene-title{font-size:17px;font-weight:700;margin:0}
.scene-text{color:var(--text-2);font-size:15px;margin:10px 0 0}
.scene-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

/* ============ 证据区 ============ */
.proof-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:1024px){.proof-grid{grid-template-columns:1.08fr .92fr}}
.proof-panel{
  background:var(--s2);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;
}
.proof-panel h3{font-size:17px;font-weight:700;margin:0 0 18px}
.proof-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (min-width:640px){.proof-stats{grid-template-columns:repeat(3,1fr)}}
.proof-stat{border-top:1px solid var(--line);padding-top:14px}
.proof-stat .v{
  font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--cyan);letter-spacing:-.02em;
}
.proof-stat .k{font-size:13px;color:var(--text-3);margin-top:2px}
.quote{
  position:relative;padding-left:16px;color:var(--text-2);font-size:15px;margin:0 0 20px;
}
.quote::before{
  content:'';position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--grad);
}
.quote-author{display:block;margin-top:8px;font-size:13px;color:var(--text-3)}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line);margin-top:8px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;font-size:16px;font-weight:600;color:var(--text);transition:color .2s;
}
.faq-q::-webkit-details-marker{display:none}
.faq-q:hover{color:#fff}
.faq-icon{
  position:relative;width:18px;height:18px;flex:none;transition:transform .28s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:'';position:absolute;background:var(--text-2);border-radius:2px;
}
.faq-icon::before{left:0;right:0;top:8px;height:2px}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px}
details[open] .faq-icon{transform:rotate(45deg)}
.faq-a{color:var(--text-2);font-size:15px;padding:0 0 22px;max-width:860px}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--line);
  background:linear-gradient(135deg,rgba(124,58,237,.3) 0%,rgba(240,57,107,.16) 60%,rgba(34,211,238,.12) 100%);
  padding:30px 24px;display:grid;gap:24px;grid-template-columns:1fr;
}
@media (min-width:1024px){
  .cta-band{grid-template-columns:1fr 1fr;align-items:center;padding:40px 36px;gap:40px}
}
.cta-band h2{margin:0;font-size:clamp(1.35rem,2.4vw,1.8rem);font-weight:700;letter-spacing:-.01em}
.cta-band p{color:var(--text-2);font-size:15px;margin:12px 0 0}
.form-row{display:flex;flex-direction:column;gap:12px}
@media (min-width:640px){.form-row{flex-direction:row;align-items:center}}
.input{
  flex:1 1 auto;min-width:0;width:100%;
  background:rgba(10,7,20,.72);border:1px solid var(--line-strong);border-radius:14px;
  padding:13px 16px;color:var(--text);font-size:15px;transition:border-color .2s,box-shadow .2s;
}
.input::placeholder{color:var(--text-3)}
.input:focus{outline:none;border-color:#7C3AED;box-shadow:0 0 0 2px rgba(34,211,238,.55)}
.form-note{font-size:13px;color:var(--text-3);margin:12px 0 0}

/* ============ 页脚 ============ */
.site-footer{position:relative;margin-top:64px;border-top:1px solid var(--line);background:var(--bg)}
.site-footer::before{
  content:'';position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,#7C3AED 0%,#F0396B 42%,rgba(240,57,107,0) 92%);
}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;padding:52px 0 36px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.35fr 1fr 1fr 1fr;gap:40px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--text)}
.footer-intro{color:var(--text-2);font-size:14px;margin:14px 0 0;max-width:34ch}
.footer-status{color:var(--text-3);font-size:13px;margin:12px 0 0}
.footer-title{
  font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--text-3);margin:0 0 14px;
}
.footer-link{
  display:block;color:var(--text-2);font-size:14px;padding:6px 0;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-link:hover{color:var(--text);transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px;
  align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);
}
.footer-bottom .domain{color:var(--text-3);font-variant-numeric:tabular-nums}

/* ============ 工具类 ============ */
.tnum{font-variant-numeric:tabular-nums}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* roulang page: category3 */
:root{
    --bg:#0A0714;
    --surface-1:#14101F;
    --surface-2:#1A1428;
    --surface-3:#221A33;
    --line:rgba(255,255,255,.08);
    --line-strong:rgba(255,255,255,.16);
    --text:#F4F1FA;
    --text-2:#A79EBE;
    --text-3:#6E6584;
    --brand-from:#7C3AED;
    --brand-to:#F0396B;
    --brand-grad:linear-gradient(135deg,#7C3AED 0%,#F0396B 100%);
    --accent:#22D3EE;
    --hot:#FFB020;
    --r-lg:24px;
    --r-md:18px;
    --r-sm:16px;
    --shadow:0 18px 40px -18px rgba(0,0,0,.75);
    --shadow-hover:0 22px 50px -22px rgba(124,58,237,.55);
    --ease:cubic-bezier(.22,.61,.36,1);
    --header-h:76px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.75;
    font-variant-numeric:tabular-nums;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
  input{font:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  :focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px;}

  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
  @media(min-width:768px){.container{padding:0 32px;}}

  /* ---------- Header / Nav ---------- */
  .site-header{
    position:fixed;top:0;left:0;right:0;z-index:80;
    height:var(--header-h);
    display:flex;align-items:center;
    border-bottom:1px solid transparent;
    transition:background-color .3s var(--ease),border-color .3s var(--ease);
  }
  .site-header.is-scrolled{
    background:rgba(10,7,20,.92);
    border-bottom-color:var(--line);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;}

  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-mark{
    width:22px;height:22px;border-radius:7px;
    background:var(--brand-grad);
    position:relative;
    box-shadow:0 6px 18px -6px rgba(240,57,107,.8);
  }
  .brand-mark::after{
    content:"";position:absolute;inset:5px;border-radius:3px;
    background:var(--bg);opacity:.88;
  }
  .brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;}

  .nav-links{display:flex;align-items:center;gap:32px;}
  .nav-link{
    position:relative;
    font-size:15px;font-weight:500;color:var(--text-2);
    padding:6px 0;
    transition:color .24s var(--ease);
  }
  .nav-link::after{
    content:"";position:absolute;left:50%;bottom:0;
    width:60%;height:2px;border-radius:2px;
    background:var(--brand-grad);
    transform:translateX(-50%) scaleX(0);
    transform-origin:center;
    transition:transform .28s var(--ease);
  }
  .nav-link:hover{color:var(--text);}
  .nav-link:hover::after{transform:translateX(-50%) scaleX(.45);}
  .nav-link.is-active{color:var(--text);}
  .nav-link.is-active::after{transform:translateX(-50%) scaleX(1);}

  .header-actions{display:flex;align-items:center;gap:14px;}
  .icon-btn{
    width:38px;height:38px;border-radius:999px;
    display:inline-flex;align-items:center;justify-content:center;
    color:var(--text-2);
    transition:color .24s var(--ease),background-color .24s var(--ease);
  }
  .icon-btn:hover{color:var(--text);background:var(--surface-2);}
  .icon-btn svg{width:20px;height:20px;}

  .menu-btn{display:none;width:40px;height:40px;flex-direction:column;justify-content:center;align-items:center;gap:5px;}
  .menu-btn span{display:block;width:20px;height:2px;border-radius:2px;background:var(--text);transition:transform .28s var(--ease),opacity .2s;}
  .menu-btn.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .menu-btn.is-open span:nth-child(2){opacity:0;}
  .menu-btn.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  .mobile-drawer{
    position:absolute;top:var(--header-h);left:0;right:0;
    background:rgba(10,7,20,.98);
    border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;
    transition:max-height .32s var(--ease);
  }
  .mobile-drawer.is-open{max-height:420px;}
  .mobile-drawer a{
    display:flex;align-items:center;gap:12px;
    height:56px;padding:0 20px;
    border-bottom:1px solid var(--line);
    font-size:15px;color:var(--text-2);
  }
  .mobile-drawer a.is-active{color:var(--text);}
  .mobile-drawer a.is-active::before{
    content:"";width:3px;height:20px;border-radius:2px;background:var(--brand-grad);
  }

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:999px;
    font-size:15px;font-weight:600;
    padding:12px 26px;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease),filter .24s var(--ease);
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--brand-grad);color:#fff;
    box-shadow:0 14px 30px -16px rgba(240,57,107,.75);
  }
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 20px 42px -18px rgba(240,57,107,.8);}
  .btn-ghost{border:1px solid var(--line-strong);color:var(--text);background:transparent;}
  .btn-ghost:hover{background:var(--surface-2);border-color:rgba(255,255,255,.26);transform:translateY(-1px);}
  .btn-sm{padding:9px 20px;font-size:14px;}

  .text-link{
    position:relative;
    display:inline-flex;align-items:center;gap:6px;
    font-size:14px;color:var(--text-2);
    transition:color .24s var(--ease);
  }
  .text-link::after{
    content:"";position:absolute;left:0;bottom:-5px;
    width:100%;height:1px;background:var(--accent);
    transform:scaleX(0);transform-origin:left;
    transition:transform .26s var(--ease);
  }
  .text-link:hover{color:var(--accent);}
  .text-link:hover::after{transform:scaleX(1);}

  /* ---------- Hero ---------- */
  .cat-hero{
    position:relative;
    margin-top:var(--header-h);
    min-height:288px;
    display:flex;align-items:flex-end;
    padding:72px 0 40px;
    background-image:
      linear-gradient(180deg,rgba(10,7,20,.5) 0%,rgba(10,7,20,.9) 76%,#0A0714 100%),
      linear-gradient(120deg,rgba(124,58,237,.46) 0%,rgba(240,57,107,.22) 100%),
      url('/assets/images/backpic/back-2.webp');
    background-size:cover,cover,cover;
    background-position:center;
  }
  .breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;}
  .breadcrumb a{transition:color .2s;}
  .breadcrumb a:hover{color:var(--accent);}
  .breadcrumb .sep{color:var(--text-3);}
  .breadcrumb .current{color:var(--text);}

  .hero-title{
    font-size:clamp(2.1rem,5vw,3.4rem);
    font-weight:800;letter-spacing:-.01em;line-height:1.2;
  }
  .hero-title .sep{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
  .hero-sub{margin-top:14px;font-size:16px;color:var(--text-2);max-width:640px;}

  .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
  .badge{
    display:inline-flex;align-items:center;gap:8px;
    height:28px;padding:0 14px;
    border-radius:999px;
    background:rgba(255,255,255,.05);
    border:1px solid var(--line);
    font-size:12px;color:var(--text-2);
  }
  .badge .num{color:var(--accent);font-weight:700;}
  .badge .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-grad);}

  /* ---------- Sections ---------- */
  .section{padding:56px 0;}
  @media(min-width:768px){.section{padding:72px 0;}}
  @media(min-width:1024px){.section{padding:88px 0;}}
  .section-tight{padding:36px 0 8px;}
  .section-divided{border-top:1px solid var(--line);margin-top:48px;padding-top:48px;}

  .section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
  .section-title{
    position:relative;
    font-size:clamp(1.4rem,2.6vw,2rem);
    font-weight:700;letter-spacing:-.01em;
    padding-left:16px;
    line-height:1.3;
  }
  .section-title::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:4px;height:20px;border-radius:2px;background:var(--brand-grad);
  }
  .group-desc{margin-top:12px;font-size:15px;color:var(--text-2);max-width:760px;}

  /* ---------- KPI ---------- */
  .kpi-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  @media(min-width:768px){.kpi-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}}
  .kpi-card{
    background:var(--surface-2);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    padding:22px 20px;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .kpi-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(124,58,237,.4);}
  .kpi-num{
    font-size:clamp(1.5rem,3vw,2rem);font-weight:800;letter-spacing:-.01em;
    background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
    line-height:1.2;
  }
  .kpi-num span{font-size:14px;font-weight:600;-webkit-text-fill-color:var(--text-3);color:var(--text-3);margin-left:4px;}
  .kpi-label{margin-top:8px;font-size:14px;color:var(--text-2);}

  /* ---------- Rail ---------- */
  .rail-wrap{position:relative;margin-top:28px;}
  .rail{
    display:flex;gap:20px;
    overflow-x:auto;
    scroll-snap-type:x mandatory;
    padding-bottom:10px;
    scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .rail::-webkit-scrollbar{display:none;}
  .rail-card{flex:0 0 78%;max-width:340px;scroll-snap-align:start;}
  @media(min-width:640px){.rail-card{flex:0 0 300px;}}
  .rail-card a{display:block;}
  .card-cover{
    position:relative;
    aspect-ratio:16 / 9;
    border-radius:var(--r-sm);
    overflow:hidden;
    background:linear-gradient(135deg,rgba(124,58,237,.7),rgba(240,57,107,.5));
    box-shadow:var(--shadow);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease);
  }
  .card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .28s var(--ease);}
  .rail-card a:hover .card-cover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
  .rail-card a:hover .card-cover img{transform:scale(1.03);}
  .card-tag{
    position:absolute;left:12px;top:12px;
    height:26px;padding:0 12px;border-radius:999px;
    display:inline-flex;align-items:center;
    font-size:12px;font-weight:600;color:#fff;
    background:rgba(10,7,20,.72);
    border:1px solid var(--line);
  }
  .card-badge{
    position:absolute;right:12px;bottom:12px;
    height:26px;padding:0 12px;border-radius:999px;
    display:inline-flex;align-items:center;gap:6px;
    font-size:12px;color:var(--text-2);
    background:rgba(10,7,20,.72);
    border:1px solid var(--line);
  }
  .card-badge .num{color:var(--accent);font-weight:700;}
  .card-title{
    margin-top:14px;
    font-size:16px;font-weight:600;line-height:1.5;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    transition:color .24s var(--ease);
  }
  .rail-card a:hover .card-title{color:var(--accent);}
  .card-meta{margin-top:8px;font-size:13px;color:var(--text-3);}
  .clamp-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
  .clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

  /* ---------- FAQ ---------- */
  .faq-list{max-width:900px;margin-top:28px;}
  .faq-item{border-top:1px solid var(--line);}
  .faq-item:last-child{border-bottom:1px solid var(--line);}
  .faq-q{
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 4px;
    font-size:16px;font-weight:600;
    cursor:pointer;list-style:none;
  }
  .faq-q::-webkit-details-marker{display:none;}
  .faq-icon{
    flex-shrink:0;width:20px;height:20px;color:var(--text-3);
    transition:transform .26s var(--ease),color .26s var(--ease);
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--accent);}
  .faq-q:hover .faq-icon{color:var(--accent);}
  .faq-a{padding:0 4px 22px;font-size:15px;color:var(--text-2);max-width:820px;}

  /* ---------- CTA ---------- */
  .cta-panel{
    position:relative;overflow:hidden;
    border-radius:var(--r-lg);
    border:1px solid var(--line);
    padding:36px 24px;
    background-image:
      linear-gradient(135deg,rgba(124,58,237,.3) 0%,rgba(240,57,107,.16) 100%),
      linear-gradient(180deg,rgba(26,20,40,.9),rgba(26,20,40,.96)),
      url('/assets/images/backpic/back-3.webp');
    background-size:cover,cover,cover;
    background-position:center;
    display:grid;gap:26px;
  }
  @media(min-width:768px){.cta-panel{padding:48px;grid-template-columns:1.05fr 1fr;align-items:center;gap:44px;}}
  .cta-title{font-size:clamp(1.35rem,2.4vw,1.85rem);font-weight:700;letter-spacing:-.01em;}
  .cta-desc{margin-top:12px;font-size:15px;color:var(--text-2);}
  .subscribe{display:flex;flex-direction:column;gap:12px;}
  @media(min-width:520px){.subscribe{flex-direction:row;align-items:center;}}
  .subscribe input{
    flex:1;min-width:0;
    background:rgba(10,7,20,.62);
    border:1px solid var(--line-strong);
    border-radius:14px;
    padding:13px 18px;
    color:var(--text);
    font-size:15px;
    transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
  }
  .subscribe input::placeholder{color:var(--text-3);}
  .subscribe input:focus{
    outline:none;
    border-color:var(--brand-from);
    box-shadow:0 0 0 1px var(--brand-from),0 0 0 3px rgba(34,211,238,.35);
  }
  .form-note{margin-top:12px;font-size:13px;color:var(--text-3);}

  /* ---------- Footer ---------- */
  .site-footer{
    position:relative;
    margin-top:72px;
    background:var(--surface-1);
    border-top:1px solid var(--line);
    padding:56px 0 28px;
  }
  .site-footer::before{
    content:"";position:absolute;top:0;left:0;right:0;height:1px;
    background:linear-gradient(90deg,transparent,rgba(124,58,237,.9),rgba(240,57,107,.9),transparent);
  }
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
  @media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;gap:36px;}}
  @media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}}
  .footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;}
  .footer-desc{margin-top:14px;font-size:14px;color:var(--text-2);max-width:320px;}
  .footer-note{margin-top:14px;font-size:13px;color:var(--text-3);}
  .footer-title{font-size:14px;font-weight:600;color:var(--text);letter-spacing:.02em;}
  .footer-links{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
  .footer-links a{font-size:14px;color:var(--text-2);transition:color .2s,padding-left .2s;}
  .footer-links a:hover{color:var(--accent);padding-left:4px;}
  .footer-plain{font-size:14px;color:var(--text-2);}
  .footer-bottom{
    margin-top:40px;padding-top:20px;
    border-top:1px solid var(--line);
    display:flex;flex-wrap:wrap;gap:10px 24px;
    align-items:center;justify-content:space-between;
    font-size:13px;color:var(--text-3);
  }

  @media(max-width:1023px){
    .nav-links{display:none;}
    .menu-btn{display:inline-flex;}
    .header-actions .btn-sm{display:none;}
  }
  @media(max-width:520px){
    .cat-hero{min-height:240px;padding:56px 0 32px;}
    .hero-sub{font-size:15px;}
    .footer-bottom{justify-content:flex-start;}
  }

/* roulang page: category4 */
:root{
  --bg:#0A0714;
  --surface-1:#14101F;
  --surface-2:#1A1428;
  --surface-3:#221A33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#F4F1FA;
  --text-2:#A79EBE;
  --text-3:#6E6584;
  --brand-1:#7C3AED;
  --brand-2:#F0396B;
  --accent:#22D3EE;
  --hot:#FFB020;
  --brand-grad:linear-gradient(135deg,#7C3AED 0%,#F0396B 100%);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:16px;
  --shadow:0 18px 40px -18px rgba(0,0,0,.75);
  --shadow-hover:0 22px 50px -22px rgba(124,58,237,.55);
  --ease:240ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px;}}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{
  background:rgba(10,7,20,.94);
  border-bottom-color:var(--line);
}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:22px;height:22px;border-radius:7px;
  background:var(--brand-grad);
  position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;inset:6px;border-radius:2px;background:var(--bg);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-0.02em;}
.nav-links{display:flex;align-items:center;gap:32px;}
.nav-link{
  position:relative;font-size:14.5px;font-weight:500;color:var(--text-2);
  padding:6px 0;transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand-grad);border-radius:2px;transition:width var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{width:40%;}
.nav-link.is-active{color:var(--text);font-weight:600;}
.nav-link.is-active::after{width:60%;}
.header-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:36px;height:36px;border-radius:999px;border:1px solid var(--line);
  background:transparent;display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);cursor:pointer;transition:all var(--ease);
}
.icon-btn:hover{background:var(--surface-2);color:var(--text);border-color:var(--line-strong);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;cursor:pointer;border:1px solid transparent;
  font-size:14.5px;font-weight:600;padding:11px 22px;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:var(--shadow);}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:var(--shadow-hover);}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{background:var(--surface-2);transform:translateY(-1px);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--text-2);
  font-size:14px;font-weight:600;border-bottom:1px solid transparent;
  transition:color var(--ease),border-color var(--ease);
}
.btn-text:hover{color:var(--accent);border-bottom-color:var(--accent);}
.menu-btn{display:none;}
@media(max-width:1023px){
  .nav-links{display:none;}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--text-2);cursor:pointer;}
  .header-actions .btn-primary{display:none;}
}
.mobile-drawer{
  border-top:1px solid var(--line);
  background:#0F0A1B;
  box-shadow:0 24px 40px -24px rgba(0,0,0,.9);
}
.mobile-drawer[hidden]{display:none;}
.mobile-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 20px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-child{border-bottom:none;}
.mobile-drawer a.is-active{
  color:var(--text);font-weight:600;
  border-left:3px solid transparent;
  border-image:var(--brand-grad) 1;
}

/* 分类 Hero */
.cat-hero{
  position:relative;overflow:hidden;
  min-height:300px;display:flex;align-items:center;
  border-bottom:1px solid var(--line);
}
.cat-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.30;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 320px at 12% 20%,rgba(124,58,237,.45),transparent 70%),
    radial-gradient(700px 300px at 88% 90%,rgba(240,57,107,.28),transparent 72%),
    linear-gradient(180deg,rgba(10,7,20,.55) 0%,rgba(10,7,20,.94) 100%);
}
.cat-hero-inner{position:relative;z-index:2;padding-top:56px;padding-bottom:52px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--accent);text-transform:uppercase;
}
.cat-hero h1{
  margin-top:14px;
  font-size:clamp(2.1rem,5vw,3.6rem);
  font-weight:800;line-height:1.16;letter-spacing:-0.02em;
}
.hero-sub{margin-top:14px;color:var(--text-2);font-size:16px;max-width:620px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  font-size:12px;color:var(--text-2);white-space:nowrap;
}
.badge i{color:var(--brand-2);font-size:11px;}
.badge b{color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums;}

/* 面包屑 */
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
  padding-top:22px;
}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:var(--line-strong);}
.crumb .current{color:var(--text);}

/* 板块 */
.section{padding-top:60px;padding-bottom:60px;}
@media(min-width:768px){.section{padding-top:80px;padding-bottom:80px;}}
@media(min-width:1024px){.section{padding-top:96px;padding-bottom:96px;}}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;margin-bottom:28px;
}
.section-head h2{
  position:relative;padding-left:14px;
  font-size:clamp(1.4rem,2.6vw,2rem);
  font-weight:800;letter-spacing:-0.02em;line-height:1.3;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.28em;
  width:4px;height:20px;border-radius:4px;background:var(--brand-grad);
}
.section-head p{margin-top:8px;color:var(--text-2);font-size:14.5px;max-width:640px;}

/* 时间线 */
.timeline{position:relative;padding-left:28px;}
.timeline::before{
  content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(124,58,237,.85),rgba(240,57,107,.5),rgba(255,255,255,.05));
  border-radius:2px;
}
.timeline-item{position:relative;padding-bottom:20px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-28px;top:26px;
  width:12px;height:12px;border-radius:999px;
  background:var(--bg);border:2px solid var(--brand-1);
  box-shadow:0 0 0 4px rgba(124,58,237,.16);
}
.timeline-card{
  background:var(--surface-1);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:22px 24px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.timeline-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.timeline-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px;}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;font-size:12px;font-weight:600;
  border:1px solid var(--line-strong);color:var(--text-2);
  background:rgba(255,255,255,.03);
}
.chip-grad{background:var(--brand-grad);border-color:transparent;color:#fff;}
.timeline-card h3{font-size:17px;font-weight:700;}
.timeline-card p{margin-top:8px;color:var(--text-2);font-size:14.5px;}
.timeline-time{margin-left:auto;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}

/* 对比双列 */
.compare-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:900px){.compare-grid{grid-template-columns:repeat(2,1fr);gap:24px;}}
.compare-card{
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;
  transition:transform var(--ease),box-shadow var(--ease);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.compare-card h3{margin-top:16px;font-size:20px;font-weight:800;}
.compare-card .lead{margin-top:8px;color:var(--text-2);font-size:14.5px;}
.compare-list{margin-top:20px;display:flex;flex-direction:column;gap:14px;}
.compare-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--text-2);}
.compare-list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:6px;height:6px;border-radius:999px;background:var(--accent);
}
.compare-list li b{color:var(--text);font-weight:600;}

/* 步骤 */
.steps{display:grid;grid-template-columns:1fr;gap:18px;}
@media(min-width:640px){.steps{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);}}
.step{
  background:var(--surface-1);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:24px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.step-num{
  font-size:34px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.step h3{margin-top:16px;font-size:16px;font-weight:700;}
.step p{margin-top:8px;color:var(--text-2);font-size:14px;}

/* 卡片网格 */
.grid-cards{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:640px){.grid-cards{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.grid-cards{grid-template-columns:repeat(3,1fr);gap:24px;}}
.card{
  background:var(--surface-1);border:1px solid var(--line);
  border-radius:var(--radius-md);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-3);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.card:hover .card-media img{transform:scale(1.03);}
.card-media .tag{
  position:absolute;left:12px;top:12px;
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(10,7,20,.72);border:1px solid var(--line-strong);color:var(--text);
}
.card-body{padding:18px 20px 22px;}
.card-body h3{font-size:16.5px;font-weight:700;}
.card-body p{margin-top:8px;color:var(--text-2);font-size:14px;}
.card-meta{margin-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.card-meta span{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}

/* FAQ */
.faq-list{border-top:1px solid var(--line);}
details.faq-item{border-bottom:1px solid var(--line);}
details.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 0;font-size:16px;font-weight:600;color:var(--text);
}
details.faq-item summary::-webkit-details-marker{display:none;}
details.faq-item summary::after{
  content:"+";font-size:20px;color:var(--brand-2);line-height:1;
  transition:transform var(--ease);
}
details.faq-item[open] summary::after{transform:rotate(45deg);}
details.faq-item p{
  padding:0 0 22px;color:var(--text-2);font-size:14.5px;max-width:860px;
}

/* CTA */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid rgba(124,58,237,.35);
  background:
    radial-gradient(620px 240px at 12% 10%,rgba(124,58,237,.35),transparent 70%),
    radial-gradient(520px 240px at 92% 100%,rgba(240,57,107,.28),transparent 72%),
    var(--surface-2);
  padding:36px 28px;
}
@media(min-width:900px){.cta-panel{padding:48px 44px;display:flex;align-items:center;justify-content:space-between;gap:40px;}}
.cta-panel h2{font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:800;}
.cta-panel .cta-desc{margin-top:10px;color:var(--text-2);font-size:14.5px;max-width:520px;}
.cta-form{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
@media(min-width:900px){.cta-form{margin-top:0;flex-direction:row;align-items:center;flex-shrink:0;}}
.cta-form input{
  width:100%;min-width:260px;
  background:rgba(10,7,20,.7);border:1px solid var(--line-strong);
  border-radius:14px;padding:12px 16px;font-size:14.5px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.cta-form input::placeholder{color:var(--text-3);}
.cta-form input:focus{
  outline:none;border-color:var(--brand-1);
  box-shadow:0 0 0 2px rgba(34,211,238,.55);
}
.form-tip{margin-top:12px;font-size:12.5px;color:var(--text-3);}

/* 页脚 */
.site-footer{
  position:relative;margin-top:20px;
  border-top:1px solid var(--line);
  background:#0B0816;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(124,58,237,.8),rgba(240,57,107,.7),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:32px;
  padding-top:56px;padding-bottom:36px;
}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}}
.footer-col h4{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.02em;}
.footer-col p{color:var(--text-2);font-size:14px;max-width:320px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col ul a{font-size:14px;color:var(--text-2);transition:color var(--ease);}
.footer-col ul a:hover{color:var(--accent);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding-top:20px;padding-bottom:28px;
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom .right{font-variant-numeric:tabular-nums;}

/* 滚动条隐藏 */
.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none;}
.no-scrollbar::-webkit-scrollbar{display:none;}