/* roulang page: index */
:root{
  --bg-base:#0D0913;
  --bg-elev:#150F1E;
  --bg-card:#1C1428;
  --bg-foot:#0A0610;
  --brand:#FF3D6E;
  --brand-2:#FF8A3D;
  --mint:#2EE6C5;
  --text-1:#F6F2FB;
  --text-2:#C9BFDA;
  --text-3:#8E839F;
  --line:rgba(255,255,255,.08);
  --line-soft:rgba(255,255,255,.06);
  --line-hover:rgba(255,61,110,.45);
  --grad:linear-gradient(118deg,#FF3D6E,#FF8A3D);
  --r-lg:20px;
  --r-md:16px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --shadow-hover:0 12px 36px rgba(255,61,110,.28);
  --ease:all .24s ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-2);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:var(--ease)}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--text-1);line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:rgba(255,61,110,.35);color:#fff}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1280px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px}}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:64px;display:flex;align-items:center;
  background:transparent;border-bottom:1px solid transparent;
  transition:var(--ease);
}
.site-header.is-scrolled{
  background:rgba(13,9,19,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-grid{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
@media(min-width:1024px){
  .nav-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px}
  .nav-left{display:flex;align-items:center;gap:28px}
  .nav-right{display:flex;align-items:center;justify-content:flex-end;gap:14px}
}
.nav-left{display:flex;align-items:center;gap:18px}
.nav-right{display:flex;align-items:center;gap:12px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:14px;
  box-shadow:0 8px 20px rgba(255,61,110,.35);
}
.logo-text{font-size:17px;font-weight:800;color:var(--text-1);letter-spacing:-.01em}
.nav-links{display:none;align-items:center;gap:22px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-links a{
  position:relative;padding:6px 0;font-size:14.5px;color:var(--text-2);font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--grad);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .24s ease-out;
}
.nav-links a:hover{color:var(--text-1)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:var(--text-1)}
.nav-links a.is-active::after{transform:scaleX(1)}
.search-box{
  display:none;align-items:center;gap:8px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:0 14px;height:40px;width:220px;
  transition:var(--ease);
}
@media(min-width:1180px){.search-box{display:flex}}
.search-box:focus-within{
  border-color:transparent;
  background:linear-gradient(rgba(255,255,255,.06),rgba(255,255,255,.06)) padding-box,var(--grad) border-box;
  box-shadow:0 0 0 3px rgba(255,61,110,.14);
}
.search-box i{color:var(--text-3);font-size:13px}
.search-box input{background:transparent;border:0;outline:0;width:100%;font-size:14px;color:var(--text-1)}
.search-box input::placeholder{color:var(--text-3)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;letter-spacing:.01em;
  transition:var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,61,110,.32)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 32px rgba(255,61,110,.4)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{
  border:1px solid rgba(255,255,255,.18);color:var(--text-1);
  background:rgba(255,255,255,.02);border-radius:14px;
}
.btn-ghost:hover{border-color:var(--line-hover);background:rgba(255,61,110,.08);transform:translateY(-1px)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;filter:none}
.menu-toggle{
  display:grid;place-items:center;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-1);
}
@media(min-width:1024px){.menu-toggle{display:none}}
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;
  transition:var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:80%;max-width:340px;z-index:80;
  background:var(--bg-elev);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s ease-out;
  display:flex;flex-direction:column;padding:22px;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer nav{display:flex;flex-direction:column;gap:6px}
.drawer nav a{
  padding:14px 12px;border-radius:12px;font-size:15.5px;color:var(--text-2);
  border:1px solid transparent;
}
.drawer nav a:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
.drawer nav a.is-active{background:rgba(255,61,110,.12);color:var(--text-1);border-color:var(--line-hover)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.drawer-foot .btn{width:100%}

/* ---------- Hero ---------- */
.hero{position:relative;padding-top:104px;padding-bottom:56px;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-140px;left:-10%;width:60%;height:420px;
  background:radial-gradient(closest-side,rgba(255,61,110,.20),transparent 70%);
  filter:blur(10px);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;right:-8%;top:120px;width:46%;height:380px;
  background:radial-gradient(closest-side,rgba(255,138,61,.14),transparent 70%);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;gap:36px}
@media(min-width:1024px){.hero-grid{grid-template-columns:5fr 7fr;gap:44px;align-items:center}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  font-size:13px;color:var(--text-2);backdrop-filter:blur(8px);
}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(46,230,197,.16)}
.hero h1{
  font-size:clamp(30px,4.4vw,54px);font-weight:800;letter-spacing:-.02em;
  margin:20px 0 0;line-height:1.16;
}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:18px;font-size:16.5px;color:var(--text-2);max-width:520px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.badges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:34px;max-width:560px}
@media(min-width:1024px){.badges{grid-template-columns:repeat(4,minmax(0,1fr))}}
.badge{
  padding:14px 14px;border-radius:var(--r-md);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  backdrop-filter:blur(8px);transition:var(--ease);
}
.badge:hover{border-color:var(--line-hover);transform:translateY(-3px)}
.badge b{
  display:block;font-size:22px;font-weight:800;letter-spacing:-.01em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.badge span{display:block;font-size:12.5px;color:var(--text-3);margin-top:2px}
.hero-visual{position:relative}
.hero-visual .shot{
  position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);aspect-ratio:16/11;background:var(--bg-card);
}
.hero-visual .shot img{width:100%;height:100%;object-fit:cover}
.hero-visual .shot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(140deg,rgba(255,61,110,.26),rgba(255,138,61,.12) 55%,rgba(13,9,19,.35));
}
.float-card{
  position:absolute;left:18px;bottom:18px;z-index:3;
  background:rgba(21,15,30,.86);border:1px solid var(--line);
  border-radius:var(--r-md);padding:12px 16px;backdrop-filter:blur(10px);
  box-shadow:var(--shadow);max-width:78%;
}
.float-card strong{display:block;font-size:14.5px;color:var(--text-1);font-weight:700}
.float-card small{color:var(--text-3);font-size:12.5px}
.corner-mark::before{
  content:"";position:absolute;top:12px;left:12px;width:22px;height:22px;
  border-top:1px solid rgba(255,255,255,.35);border-left:1px solid rgba(255,255,255,.35);
  border-top-left-radius:6px;pointer-events:none;
}

/* ---------- 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;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:26px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,2.6vw,34px);font-weight:700;letter-spacing:-.01em;position:relative;padding-left:16px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad);
}
.section-head p{margin-top:8px;font-size:14.5px;color:var(--text-3);padding-left:16px}
.link-more{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--brand)}
.tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;
  border-radius:var(--r-pill);font-size:12px;letter-spacing:.02em;
  background:rgba(255,255,255,.07);border:1px solid var(--line);color:var(--text-2);
}
.tag-grad{background:var(--grad);border-color:transparent;color:#fff;font-weight:600}
.tag-mint{color:var(--mint);border-color:rgba(46,230,197,.28);background:rgba(46,230,197,.08)}
.meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3)}
.meta i.dot{width:4px;height:4px;border-radius:50%;background:var(--brand);display:inline-block}

/* ---------- 横滑片库 ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:16px;scroll-behavior:smooth;
}
.rail::-webkit-scrollbar{height:0;width:0}
.rail-item{scroll-snap-align:start;flex:0 0 auto;width:200px}
@media(min-width:640px){.rail-item{width:240px}}
@media(min-width:1024px){.rail-item{width:280px}}
.rail-nav{display:none;gap:10px}
@media(min-width:1024px){.rail-nav{display:flex}}
.rail-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--text-2);background:rgba(255,255,255,.03);
  transition:var(--ease);
}
.rail-btn:hover{border-color:var(--line-hover);color:var(--text-1);background:rgba(255,61,110,.1)}
.rail-btn:active{transform:scale(.95)}

/* ---------- 卡片 ---------- */
.card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:var(--ease);position:relative;height:100%;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-hover)}
.cover{position:relative;overflow:hidden;background:var(--bg-elev)}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.card:hover .cover img{transform:scale(1.04)}
.cover-16x9{aspect-ratio:16/9}
.cover-3x4{aspect-ratio:3/4}
.cover-2x3{aspect-ratio:2/3}
.cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,9,19,0) 40%,rgba(13,9,19,.82));
}
.cover .badge-tl{position:absolute;top:12px;left:12px;z-index:2}
.cover .badge-tr{
  position:absolute;top:12px;right:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;
  font-size:11.5px;color:var(--text-1);background:rgba(13,9,19,.62);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:4px 10px;backdrop-filter:blur(6px);
}
.card-body{padding:16px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:16px;font-weight:600;line-height:1.5}
.card-body .desc{font-size:13.5px;color:var(--text-3);line-height:1.7}

/* ---------- 热播推荐 ---------- */
.spot-grid{display:grid;gap:20px}
@media(min-width:1024px){.spot-grid{grid-template-columns:2fr 1fr}}
.spot-main .card-body{padding:22px}
.spot-main h3{font-size:20px}
.spot-side{display:grid;gap:14px}
.rank-item{
  display:flex;gap:14px;align-items:center;padding:12px;border-radius:var(--r-md);
  background:var(--bg-card);border:1px solid var(--line);transition:var(--ease);
}
.rank-item:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-hover)}
.rank-num{
  font-size:26px;font-weight:800;line-height:1;flex:0 0 auto;width:38px;text-align:center;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.rank-thumb{width:66px;height:44px;border-radius:10px;overflow:hidden;flex:0 0 auto;background:var(--bg-elev)}
.rank-thumb img{width:100%;height:100%;object-fit:cover}
.rank-item h4{font-size:14.5px;font-weight:600;line-height:1.5}
.rank-item small{color:var(--text-3);font-size:12.5px}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;gap:20px}
@media(min-width:768px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.news-card{
  display:flex;gap:16px;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:16px;transition:var(--ease);height:100%;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-hover)}
.news-thumb{width:128px;flex:0 0 auto;border-radius:var(--r-md);overflow:hidden;background:var(--bg-elev);aspect-ratio:4/3}
.news-thumb img{width:100%;height:100%;object-fit:cover}
@media(max-width:519px){.news-card{flex-direction:column}.news-thumb{width:100%;aspect-ratio:16/9}}
.news-body{display:flex;flex-direction:column;gap:8px;min-width:0}
.news-body h3{font-size:16px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body .desc{font-size:13.5px;color:var(--text-3);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto}
.empty-state{
  border:1px dashed rgba(255,255,255,.18);border-radius:var(--r-lg);
  padding:44px 22px;text-align:center;background:rgba(255,255,255,.02);
}
.empty-state i{font-size:26px;color:var(--text-3)}
.empty-state p{margin:14px 0 18px;color:var(--text-3);font-size:14.5px}

/* ---------- 片单分区 ---------- */
.board-grid{display:grid;gap:22px}
@media(min-width:1024px){.board-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.board{
  border-radius:var(--r-lg);border:1px solid var(--line);background:var(--bg-elev);
  padding:22px;position:relative;overflow:hidden;
}
.board::after{
  content:"";position:absolute;right:-60px;top:-60px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(255,61,110,.16),transparent);pointer-events:none;
}
.board h3{font-size:19px;font-weight:700}
.board .board-desc{font-size:13.5px;color:var(--text-3);margin-top:8px}
.board-rail{display:flex;gap:14px;overflow-x:auto;margin-top:18px;padding-bottom:10px;scroll-snap-type:x mandatory}
.board-rail::-webkit-scrollbar{height:0}
.board-rail .mini{flex:0 0 auto;width:150px;scroll-snap-align:start}
.mini .thumb{border-radius:var(--r-md);overflow:hidden;aspect-ratio:2/3;background:var(--bg-card)}
.mini .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.mini:hover .thumb img{transform:scale(1.05)}
.mini h4{font-size:13.5px;font-weight:600;margin-top:10px;line-height:1.5}
.mini small{color:var(--text-3);font-size:12px}
.vlist{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.vitem{
  display:flex;gap:14px;align-items:center;padding:12px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--bg-card);transition:var(--ease);
}
.vitem:hover{border-color:var(--line-hover);transform:translateX(4px)}
.vitem .vt{width:56px;height:76px;border-radius:10px;overflow:hidden;flex:0 0 auto;background:var(--bg-elev)}
.vitem .vt img{width:100%;height:100%;object-fit:cover}
.vitem h4{font-size:14.5px;font-weight:600}
.vitem small{color:var(--text-3);font-size:12.5px;display:block;margin-top:4px}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;gap:18px}
@media(min-width:768px){.flow-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.flow-item{
  border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-card);
  padding:24px;position:relative;transition:var(--ease);
}
.flow-item:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-hover)}
.flow-item .step{
  font-size:13px;font-weight:700;letter-spacing:.08em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.flow-item h3{font-size:17px;margin-top:12px;font-weight:600}
.flow-item p{font-size:14px;color:var(--text-3);margin-top:10px;line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-card);
  overflow:hidden;transition:var(--ease);
}
.faq-item[open]{border-color:var(--line-hover)}
.faq-item summary{
  list-style:none;cursor:pointer;min-height:56px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;padding:14px 20px 14px 20px;
  border-left:3px solid transparent;border-image:var(--grad) 1;
  border-image-slice:0 0 0 1;
  font-size:15.5px;color:var(--text-1);font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .fx{
  width:22px;height:22px;flex:0 0 auto;position:relative;
  transition:transform .2s ease-out;
}
.faq-item summary .fx::before,.faq-item summary .fx::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
}
.faq-item summary .fx::before{left:0;right:0;top:10px;height:2px}
.faq-item summary .fx::after{top:0;bottom:0;left:10px;width:2px;transition:var(--ease)}
.faq-item[open] summary .fx{transform:rotate(90deg)}
.faq-item[open] summary .fx::after{opacity:0}
.faq-item .faq-body{padding:0 20px 20px;font-size:14.5px;color:var(--text-2);line-height:1.85}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid transparent;
  background:linear-gradient(rgba(28,20,40,.92),rgba(21,15,30,.92)) padding-box,var(--grad) border-box;
  padding:34px 26px;
}
.cta-block::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(255,61,110,.12),rgba(255,138,61,.08));
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:22px}
@media(min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between}}
.cta-inner h2{font-size:clamp(20px,2.4vw,28px);font-weight:700}
.cta-inner p{font-size:14.5px;color:var(--text-3);margin-top:10px;max-width:520px}
.subscribe{display:flex;gap:10px;flex-wrap:wrap;width:100%}
@media(min-width:1024px){.subscribe{width:auto;flex-wrap:nowrap}}
.subscribe input{
  height:48px;border-radius:14px;padding:0 16px;min-width:220px;flex:1;
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text-1);
  outline:0;transition:var(--ease);
}
.subscribe input::placeholder{color:var(--text-3)}
.subscribe input:focus{
  border-color:transparent;
  background:linear-gradient(rgba(255,255,255,.06),rgba(255,255,255,.06)) padding-box,var(--grad) border-box;
  box-shadow:0 0 0 3px rgba(255,61,110,.14);
}
.subscribe .btn{height:48px;border-radius:var(--r-pill)}
.form-msg{font-size:13px;margin-top:10px;color:var(--brand-2);min-height:18px}
.form-msg.ok{color:var(--mint)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-foot);border-top:1px solid var(--line-soft);margin-top:20px}
.footer-grid{display:grid;gap:32px;padding:52px 0 34px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.footer-grid{grid-template-columns:4fr 2fr 2fr 4fr}}
.footer-brand p{font-size:13.5px;color:var(--text-3);margin-top:14px;line-height:1.85;max-width:320px}
.footer-col h4{font-size:14.5px;color:var(--text-1);font-weight:700;margin-bottom:16px}
.footer-col a,.footer-col li{display:block;font-size:13.5px;color:var(--text-3);margin-bottom:10px}
.footer-col a:hover{color:var(--brand)}
.footer-contact{display:flex;flex-direction:column;gap:10px}
.footer-contact span{font-size:13.5px;color:var(--text-3)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.footer-tags i{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text-3);font-size:14px;transition:var(--ease);
}
.footer-tags i:hover{border-color:var(--line-hover);color:var(--brand)}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding:18px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:var(--text-3);
}
.footer-bottom a:hover{color:var(--brand)}
.grid-noise{
  background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:22px 22px;
}

/* roulang page: article */
:root{
    --bg-base:#0D0913;
    --bg-elev:#150F1E;
    --bg-card:#1C1428;
    --bg-footer:#0A0610;
    --brand:#FF3D6E;
    --brand-2:#FF8A3D;
    --mint:#2EE6C5;
    --text-1:#F6F2FB;
    --text-2:#C9BFDA;
    --text-3:#8E839F;
    --line:rgba(255,255,255,.08);
    --line-soft:rgba(255,255,255,.06);
    --line-hover:rgba(255,61,110,.45);
    --grad:linear-gradient(118deg,#FF3D6E,#FF8A3D);
    --radius-lg:20px;
    --radius:16px;
    --radius-pill:999px;
    --shadow:0 18px 40px rgba(0,0,0,.45);
    --shadow-brand:0 12px 36px rgba(255,61,110,.28);
    --ease:cubic-bezier(.22,.61,.36,1);
  }
  *{box-sizing:border-box}
  html,body{margin:0;padding:0}
  body{
    background:var(--bg-base);
    color:var(--text-2);
    font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
  button,input{font:inherit;color:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4{margin:0}
  ::selection{background:rgba(255,61,110,.35);color:#fff}
  .tnum{font-variant-numeric:tabular-nums}

  .container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
  @media (min-width:640px){.container{padding:0 24px}}
  @media (min-width:1024px){.container{padding:0 32px}}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(13,9,19,.66);
    border-bottom:1px solid transparent;
    transition:background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
  }
  .site-header.is-scrolled{
    background:rgba(13,9,19,.88);
    -webkit-backdrop-filter:blur(14px);
    backdrop-filter:blur(14px);
    border-bottom-color:var(--line-soft);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:64px}
  .logo{display:inline-flex;align-items:center;gap:10px;flex:none}
  .logo-mark{
    width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
    background:var(--grad);color:#fff;font-weight:800;font-size:16px;
    box-shadow:0 8px 20px rgba(255,61,110,.35);
  }
  .logo-text{font-weight:700;font-size:17px;color:var(--text-1);letter-spacing:.01em}

  .nav-links{display:flex;align-items:center;gap:26px}
  .nav-links a{position:relative;font-size:15px;color:var(--text-2);padding:6px 0;white-space:nowrap}
  .nav-links a:hover{color:var(--text-1)}
  .nav-links a.is-active{color:var(--text-1)}
  .nav-links a.is-active::after{
    content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--grad);
  }
  .header-right{display:flex;align-items:center;gap:12px;flex:none}
  .search-box{position:relative;display:flex;align-items:center}
  .search-box .fa-magnifying-glass{position:absolute;left:14px;font-size:13px;color:var(--text-3);pointer-events:none}
  .search-box input{
    width:228px;height:40px;border-radius:var(--radius-pill);
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.10);
    color:var(--text-1);font-size:14px;
    padding:0 16px 0 36px;outline:none;
    transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease);
  }
  .search-box input::placeholder{color:var(--text-3)}
  .search-box input:focus{
    border-color:rgba(255,61,110,.65);
    background:rgba(255,255,255,.09);
    box-shadow:0 0 0 4px rgba(255,61,110,.14);
  }

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 24px;border-radius:var(--radius-pill);
    font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
    transition:transform .2s var(--ease),box-shadow .24s var(--ease),filter .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
    white-space:nowrap;
  }
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,61,110,.30)}
  .btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 32px rgba(255,61,110,.42)}
  .btn-primary:active{transform:scale(.98)}
  .btn-ghost{
    background:transparent;border:1px solid rgba(255,255,255,.16);color:var(--text-1);border-radius:14px;
  }
  .btn-ghost:hover{border-color:var(--line-hover);background:rgba(255,61,110,.08);color:#fff;transform:translateY(-1px)}
  .btn-ghost:active{transform:scale(.98)}
  .btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:var(--radius-pill)}
  .btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
  .btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

  .nav-toggle{
    display:none;width:40px;height:40px;border-radius:12px;
    background:rgba(255,255,255,.06);border:1px solid var(--line);
    color:var(--text-1);cursor:pointer;align-items:center;justify-content:center;
    transition:border-color .2s var(--ease),background-color .2s var(--ease);
  }
  .nav-toggle:hover{border-color:var(--line-hover);background:rgba(255,61,110,.10)}
  .nav-toggle:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

  .nav-mask{
    position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:70;
    opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);
  }
  .nav-mask.is-open{opacity:1;visibility:visible}
  .nav-drawer{
    position:fixed;top:0;right:0;height:100%;width:80%;max-width:340px;z-index:80;
    background:var(--bg-elev);border-left:1px solid var(--line);
    transform:translateX(100%);transition:transform .28s var(--ease);
    padding:20px;display:flex;flex-direction:column;gap:16px;overflow-y:auto;
  }
  .nav-drawer.is-open{transform:translateX(0)}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line-soft)}
  .drawer-close{
    width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.06);
    border:1px solid var(--line);color:var(--text-1);cursor:pointer;
    display:grid;place-items:center;
  }
  .drawer-close:hover{border-color:var(--line-hover)}
  .drawer-nav{display:flex;flex-direction:column;gap:4px}
  .drawer-nav a{
    padding:13px 14px;border-radius:12px;font-size:15px;color:var(--text-2);
    border-left:3px solid transparent;
  }
  .drawer-nav a:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
  .drawer-nav a.is-active{
    color:#fff;background:rgba(255,61,110,.12);border-left-color:var(--brand);
  }
  .drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:16px;border-top:1px solid var(--line-soft)}
  .drawer-foot .search-box input{width:100%}
  .drawer-foot .btn{width:100%}

  /* ---------- page shell ---------- */
  .page-shell{padding-top:26px;padding-bottom:10px}
  .breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3)}
  .breadcrumb a{color:var(--text-3)}
  .breadcrumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
  .breadcrumb .sep{color:rgba(255,255,255,.22)}
  .crumb-current{
    max-width:44ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-2);
  }

  .col-head{
    display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
    margin-top:22px;padding-bottom:20px;
  }
  .col-head h2{font-size:clamp(20px,2.4vw,28px);font-weight:700;color:var(--text-1);letter-spacing:-.01em}
  .col-head .col-desc{margin:8px 0 0;font-size:14px;color:var(--text-3);max-width:62ch}

  .article-head{padding-bottom:26px;border-bottom:1px solid var(--line-soft)}
  .article-head h1{
    font-size:clamp(28px,4vw,46px);
    font-weight:800;letter-spacing:-.02em;line-height:1.26;
    color:var(--text-1);margin:14px 0 18px;max-width:22ch;
  }
  .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
  .chip{
    display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 12px;
    border-radius:var(--radius-pill);font-size:13px;color:var(--text-2);
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.10);
    -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  }
  .chip-brand{background:var(--grad);border-color:transparent;color:#fff;font-weight:600}
  .chip .dot-mint{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px rgba(46,230,197,.16)}

  /* ---------- article layout ---------- */
  .article-layout{display:grid;grid-template-columns:1fr;gap:32px;margin-top:34px}
  @media (min-width:1024px){
    .article-layout{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:44px}
  }

  .article-body{max-width:780px;font-size:17px;line-height:1.9;color:var(--text-2)}
  .article-body p{margin:0 0 24px}
  .article-body h2{
    position:relative;margin:40px 0 18px;padding-left:16px;
    font-size:24px;font-weight:700;line-height:1.5;color:var(--text-1);
  }
  .article-body h2::before{
    content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:4px;background:var(--grad);
  }
  .article-body h3{margin:28px 0 14px;font-size:18px;font-weight:600;color:var(--text-1)}
  .article-body h4{margin:22px 0 12px;font-size:16px;font-weight:600;color:var(--text-1)}
  .article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
  .article-body a:hover{color:var(--brand-2)}
  .article-body strong{color:var(--text-1);font-weight:600}
  .article-body ul,.article-body ol{margin:0 0 24px;padding-left:22px;list-style:revert}
  .article-body li{margin-bottom:10px}
  .article-body blockquote{
    margin:26px 0;padding:16px 20px;border-left:3px solid var(--brand);
    background:rgba(255,255,255,.05);border-radius:14px;color:var(--text-2);
  }
  .article-body blockquote p:last-child{margin-bottom:0}
  .article-body img{border-radius:var(--radius-lg);margin:26px 0 10px}
  .article-body figure{margin:0 0 26px}
  .article-body figcaption{font-size:12px;color:var(--text-3);text-align:center;margin-top:8px}
  .article-body table{width:100%;border-collapse:collapse;margin:0 0 26px;font-size:15px}
  .article-body th,.article-body td{border:1px solid rgba(255,255,255,.10);padding:10px 14px;text-align:left}
  .article-body th{background:rgba(255,255,255,.05);color:var(--text-1);font-weight:600}
  .article-body code{background:rgba(255,255,255,.08);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--brand-2)}
  .article-body pre{
    background:#120C1B;border:1px solid var(--line);border-radius:var(--radius);
    padding:16px;overflow-x:auto;margin:0 0 26px;font-size:14px;line-height:1.7;
  }
  .article-body pre code{background:none;padding:0}
  .article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}

  .empty-state{
    text-align:center;padding:56px 24px;border:1px dashed rgba(255,255,255,.16);
    border-radius:var(--radius-lg);background:rgba(255,255,255,.02);
  }
  .empty-state .fa-regular,.empty-state .fa-solid{font-size:26px;color:var(--brand);display:block;margin-bottom:14px}
  .empty-state h2{font-size:20px;color:var(--text-1);margin-bottom:10px}
  .empty-state p{font-size:14px;color:var(--text-3);margin:0 0 20px}

  /* ---------- sidebar ---------- */
  .side-sticky{display:flex;flex-direction:column;gap:22px}
  @media (min-width:1024px){.side-sticky{position:sticky;top:96px}}
  .panel{
    background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px;
    box-shadow:var(--shadow);
  }
  .panel h3{
    display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:var(--text-1);margin-bottom:16px;
  }
  .panel h3 i{color:var(--brand);font-size:14px}
  .side-item{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.07)}
  .side-item:last-child{border-bottom:none;padding-bottom:2px}
  .side-item img{
    width:78px;height:54px;border-radius:12px;object-fit:cover;flex:none;
    border:1px solid var(--line);
  }
  .side-item .t{
    font-size:14px;line-height:1.5;color:var(--text-1);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    transition:color .2s var(--ease);
  }
  .side-item:hover .t{color:var(--brand)}
  .side-item .m{font-size:12px;color:var(--text-3);margin-top:6px}
  .tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
  .tag{
    font-size:13px;padding:6px 12px;border-radius:var(--radius-pill);
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09);color:var(--text-2);
    transition:all .2s var(--ease);
  }
  .tag:hover{border-color:var(--line-hover);background:rgba(255,61,110,.10);color:#fff}

  /* ---------- sections & cards ---------- */
  .section{padding:52px 0}
  @media (min-width:1024px){.section{padding:76px 0}}
  .section-head{
    display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;
  }
  .section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--text-1);letter-spacing:-.01em}
  .section-head p{margin:8px 0 0;font-size:14px;color:var(--text-3)}
  .text-link{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
  .text-link:hover{color:var(--brand)}

  .card-grid{display:grid;grid-template-columns:1fr;gap:18px}
  @media (min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}}

  .media-card{
    position:relative;display:block;background:var(--bg-card);
    border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow);
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .media-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow),var(--shadow-brand)}
  .media-card .cover{position:relative;aspect-ratio:2/3;overflow:hidden;background:#120C1B}
  .media-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
  .media-card:hover .cover img{transform:scale(1.04)}
  .media-card .cover::after{
    content:"";position:absolute;left:0;right:0;bottom:0;height:58%;
    background:linear-gradient(to top,rgba(13,9,19,.94),rgba(13,9,19,0));
  }
  .card-badge{
    position:absolute;left:12px;top:12px;z-index:2;font-size:12px;font-weight:600;
    padding:5px 10px;border-radius:var(--radius-pill);background:var(--grad);color:#fff;
  }
  .card-status{
    position:absolute;right:12px;top:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;
    font-size:12px;color:var(--text-2);background:rgba(13,9,19,.62);
    border:1px solid rgba(255,255,255,.10);padding:5px 10px;border-radius:var(--radius-pill);
  }
  .media-card .body{padding:16px 18px 20px}
  .media-card .body h3{font-size:16px;font-weight:600;line-height:1.5;color:var(--text-1);margin-bottom:8px}
  .media-card .body p{margin:0;font-size:13px;line-height:1.7;color:var(--text-3)}
  .media-card .meta{display:flex;align-items:center;gap:8px;margin-top:12px;font-size:12px;color:var(--text-3)}
  .media-card .meta .sp{color:rgba(255,255,255,.22)}

  /* ---------- cta ---------- */
  .cta-band{
    position:relative;overflow:hidden;border-radius:var(--radius-lg);
    border:1px solid rgba(255,255,255,.10);
    background:linear-gradient(118deg,rgba(255,61,110,.12),rgba(255,138,61,.08)),var(--bg-elev);
    padding:32px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;
    box-shadow:var(--shadow);
  }
  .cta-band h2{font-size:clamp(20px,2.4vw,26px);color:var(--text-1);font-weight:700}
  .cta-band p{margin:8px 0 0;font-size:14px;color:var(--text-3);max-width:56ch}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap}

  /* ---------- footer ---------- */
  .site-footer{background:var(--bg-footer);border-top:1px solid var(--line-soft);padding:56px 0 0;margin-top:56px}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
  @media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}}
  .footer-brand p{font-size:14px;line-height:1.85;color:var(--text-3);margin:16px 0 18px;max-width:36ch}
  .footer-tags{display:flex;gap:12px;font-size:15px;color:var(--text-3)}
  .footer-tags i:hover{color:var(--brand)}
  .footer-col h4{font-size:15px;font-weight:600;color:var(--text-1);margin-bottom:16px}
  .footer-col a{display:block;font-size:14px;color:var(--text-3);margin-bottom:12px}
  .footer-col a:hover{color:var(--brand)}
  .footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--text-3)}
  .footer-bottom{
    margin-top:44px;border-top:1px solid var(--line-soft);padding:20px 0;
    display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
    font-size:12px;color:var(--text-3);
  }
  .footer-bottom a{color:var(--text-2)}
  .footer-bottom a:hover{color:var(--brand)}

  /* ---------- responsive nav ---------- */
  @media (max-width:1023px){
    .nav-links{display:none}
    .header-right .search-box{display:none}
    .header-right .btn{display:none}
    .nav-toggle{display:inline-flex}
    .col-head{flex-direction:column;align-items:flex-start}
  }
  @media (max-width:520px){
    .article-body{font-size:16px}
    .cta-band{padding:24px}
    .article-head h1{max-width:none}
  }

/* roulang page: category1 */
:root{
  --bg-base:#0D0913; --bg-elev:#150F1E; --bg-card:#1C1428; --bg-foot:#0A0610;
  --brand:#FF3D6E; --brand-2:#FF8A3D; --mint:#2EE6C5;
  --text-1:#F6F2FB; --text-2:#C9BFDA; --text-3:#8E839F;
  --line:rgba(255,255,255,.08); --line-soft:rgba(255,255,255,.06); --line-hover:rgba(255,61,110,.45);
  --grad:linear-gradient(118deg,#FF3D6E,#FF8A3D);
  --r-lg:20px; --r-md:16px; --r-btn:999px; --r-btn-2:14px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --shadow-hover:0 12px 36px rgba(255,61,110,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--bg-base); color:var(--text-2);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px; line-height:1.8; letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),opacity .22s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand); outline-offset:2px; border-radius:6px;
}
h1,h2,h3,h4{margin:0;color:var(--text-1);line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input{font-family:inherit}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1280px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:transform .22s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),opacity .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,61,110,.28)}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 14px 32px rgba(255,61,110,.38)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{border:1px solid var(--line);color:var(--text-1);background:rgba(255,255,255,.04);border-radius:var(--r-btn-2)}
.btn-ghost:hover{border-color:var(--line-hover);color:#fff;transform:translateY(-1px);background:rgba(255,61,110,.08)}
.btn-ghost:active{transform:scale(.98)}
.btn[disabled],.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.badge .badge-num{font-size:19px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.badge .badge-label{font-size:12.5px;color:var(--text-3);letter-spacing:.02em}
.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:var(--r-btn);
  font-size:12.5px;font-weight:600;letter-spacing:.02em}
.pill-grad{background:var(--grad);color:#fff}
.pill-soft{background:rgba(255,255,255,.12);color:var(--text-2);border:1px solid var(--line)}
.dot-live{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px rgba(46,230,197,.16);flex:none}
.meta{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums}
.meta .sep{width:3px;height:3px;border-radius:50%;background:var(--text-3);opacity:.6}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:transparent;border-bottom:1px solid transparent;
  transition:background .3s var(--ease),backdrop-filter .3s var(--ease),border-color .3s var(--ease)}
.site-header.is-scrolled{background:rgba(13,9,19,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--line-soft)}
.nav-wrap{display:grid;grid-template-columns:5fr 7fr;align-items:center;height:64px;gap:16px}
.nav-left{display:flex;align-items:center;gap:28px;min-width:0}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:32px;height:32px;border-radius:10px;background:var(--grad);color:#fff;font-weight:800;
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 8px 20px rgba(255,61,110,.32)}
.logo-text{font-size:16.5px;font-weight:700;color:var(--text-1);letter-spacing:.01em}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{position:relative;font-size:14.5px;color:var(--text-2);padding:6px 0}
.nav-links a:hover{color:var(--text-1)}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.nav-links a:hover::after{transform:scaleX(.55)}
.nav-links a.is-active{color:var(--text-1);font-weight:600}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:12px}
.nav-search{position:relative;display:flex;align-items:center;width:210px}
.nav-search input{width:100%;height:38px;padding:0 38px 0 36px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text-1);font-size:14px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease)}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:focus{outline:none;border-color:transparent;background:rgba(255,255,255,.09);
  box-shadow:0 0 0 1px rgba(255,61,110,.75),0 0 18px rgba(255,61,110,.22)}
.nav-search .s-icon{position:absolute;left:13px;font-size:13px;color:var(--text-3);pointer-events:none}
.nav-search .s-go{position:absolute;right:6px;width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);font-size:12px}
.nav-search .s-go:hover{background:rgba(255,61,110,.2);color:#fff}
.nav-cta{height:40px;padding:0 18px;font-size:14px}
.burger{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.05);color:var(--text-1);align-items:center;justify-content:center;font-size:15px}
.burger:hover{border-color:var(--line-hover)}
@media(max-width:1023px){
  .nav-wrap{grid-template-columns:1fr auto}
  .nav-links{display:none}
  .nav-search{display:none}
  .nav-cta{display:none}
  .burger{display:inline-flex}
}
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);z-index:70}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:80%;max-width:360px;z-index:80;
  background:var(--bg-elev);border-left:1px solid var(--line);transform:translateX(100%);
  transition:transform .3s var(--ease);display:flex;flex-direction:column;padding:20px;gap:10px}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);color:var(--text-1);display:inline-flex;align-items:center;justify-content:center}
.drawer-close:hover{border-color:var(--line-hover)}
.drawer a.d-link{padding:13px 14px;border-radius:14px;font-size:15px;color:var(--text-2);border:1px solid transparent}
.drawer a.d-link:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
.drawer a.d-link.is-active{color:#fff;background:rgba(255,61,110,.14);border-color:rgba(255,61,110,.35)}
.drawer-foot{margin-top:auto;display:grid;gap:10px}
.drawer .nav-search{display:flex;width:100%}

/* ---------- 页面标题区 ---------- */
.page-hero{position:relative;overflow:hidden;padding-top:56px;padding-bottom:48px;border-bottom:1px solid var(--line-soft)}
.page-hero::before{content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;
  opacity:.30;filter:saturate(.85)}
.page-hero::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,9,19,.72),rgba(13,9,19,.96) 70%,var(--bg-base));
  background-image:radial-gradient(circle at 82% 18%,rgba(255,61,110,.22),transparent 46%),
                   linear-gradient(180deg,rgba(13,9,19,.72),rgba(13,9,19,.96) 70%,var(--bg-base));}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.crumb .now{color:var(--text-2);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-flex{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;flex-wrap:wrap}
.hero-copy{max-width:720px}
.tag-line{display:inline-flex;align-items:center;gap:9px;padding:6px 14px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:rgba(255,255,255,.05);font-size:12.5px;color:var(--text-2);margin-bottom:16px}
.tag-line .bar{width:14px;height:2px;border-radius:2px;background:var(--grad);display:inline-block}
.page-hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.16}
.page-hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:16px;font-size:15.5px;color:var(--text-2);max-width:640px}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap}
@media(max-width:640px){.hero-badges{width:100%}}

/* ---------- 主体布局 ---------- */
.main-block{padding-top:48px;padding-bottom:56px}
.layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:32px;align-items:start}
@media(max-width:1023px){
  .layout{grid-template-columns:1fr;gap:22px}
}
.side-panel{position:sticky;top:88px;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 18px;box-shadow:var(--shadow)}
@media(max-width:1023px){.side-panel{position:static}}
.side-title{font-size:12.5px;letter-spacing:.14em;color:var(--text-3);font-weight:600;margin-bottom:14px}
.side-group+.side-group{margin-top:24px;padding-top:20px;border-top:1px solid var(--line-soft)}
.side-list li{position:relative}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 12px;border-radius:12px;font-size:14px;color:var(--text-2)}
.side-list a:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
.side-list a .cnt{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums}
.side-list a.is-active{color:#fff;background:rgba(255,61,110,.12);font-weight:600}
.side-list a.is-active::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--grad)}
.side-list a.is-active .cnt{color:var(--brand-2)}
.side-note{margin-top:18px;padding:14px;border-radius:14px;border:1px dashed var(--line);
  font-size:13px;color:var(--text-3);line-height:1.75}
.side-tabs{display:none}
@media(max-width:1023px){
  .side-panel{display:none}
  .side-tabs{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory;
    -ms-overflow-style:none;scrollbar-width:none}
  .side-tabs::-webkit-scrollbar{height:0}
  .side-tabs a{flex:none;scroll-snap-align:start;padding:9px 16px;border-radius:var(--r-btn);
    border:1px solid var(--line);background:rgba(255,255,255,.05);font-size:13.5px;color:var(--text-2)}
  .side-tabs a.is-active{background:var(--grad);color:#fff;border-color:transparent;font-weight:600}
}

/* ---------- 区块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;letter-spacing:-.01em}
.sec-head h2 .bar{display:inline-block;width:4px;height:22px;border-radius:3px;background:var(--grad);margin-right:12px;vertical-align:-2px}
.sec-head p{margin-top:8px;font-size:14px;color:var(--text-3)}
.sec-more{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:8px}
.sec-more:hover{color:var(--brand)}

/* ---------- 卡片网格 ---------- */
.grid-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media(max-width:1023px){.grid-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.grid-cards{grid-template-columns:1fr}}
.card{position:relative;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .26s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}
.card::before{content:"";position:absolute;top:0;left:0;width:22px;height:22px;
  border-top:1px solid rgba(255,61,110,.5);border-left:1px solid rgba(255,61,110,.5);
  border-top-left-radius:var(--r-lg);pointer-events:none;z-index:3;opacity:.75}
.card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-hover)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-media img{transform:scale(1.04)}
.card-media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,9,19,.06) 34%,rgba(13,9,19,.86))}
.card-badge{position:absolute;top:12px;left:12px;z-index:2}
.card-state{position:absolute;top:14px;right:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;
  font-size:11.5px;color:var(--text-2);background:rgba(13,9,19,.62);padding:4px 10px;border-radius:var(--r-btn);
  border:1px solid var(--line);backdrop-filter:blur(6px)}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17px;font-weight:600;line-height:1.45}
.card-body h3 a:hover{color:var(--brand)}
.card-body .desc{font-size:13.5px;color:var(--text-3);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:10px}
.card-foot .meta .dot{width:4px;height:4px;border-radius:50%;background:var(--brand);flex:none}
.enter{font-size:13px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.enter i{font-size:11px;transition:transform .22s var(--ease)}
.card:hover .enter{color:var(--brand)}
.card:hover .enter i{transform:translateX(3px)}

/* ---------- 数据条 ---------- */
.stat-strip{margin-top:34px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
@media(max-width:900px){.stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-md);padding:18px 18px 16px;
  transition:border-color .26s var(--ease),transform .26s var(--ease)}
.stat:hover{border-color:var(--line-hover);transform:translateY(-3px)}
.stat .stat-num{font-size:26px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;
  color:transparent;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat .stat-label{margin-top:6px;font-size:13px;color:var(--text-3)}

/* ---------- 流程 ---------- */
.flow{margin-top:26px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;position:relative}
@media(max-width:900px){.flow{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.flow{grid-template-columns:1fr}}
.flow-item{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-md);padding:20px 18px}
.flow-item .step{font-size:12.5px;color:var(--brand-2);font-weight:700;letter-spacing:.12em}
.flow-item h3{margin-top:10px;font-size:16px}
.flow-item p{margin-top:8px;font-size:13.5px;color:var(--text-3);line-height:1.75}

/* ---------- 场景双栏 ---------- */
.scene-row{margin-top:30px;display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch}
@media(max-width:900px){.scene-row{grid-template-columns:1fr}}
.scene-text,.scene-media{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.scene-text{padding:26px 24px}
.scene-text h3{font-size:19px}
.scene-text p{margin-top:12px;font-size:14.5px;color:var(--text-2);line-height:1.85}
.chk-list{margin-top:18px;display:grid;gap:12px}
.chk-list li{display:flex;gap:11px;font-size:14px;color:var(--text-2)}
.chk-list i{color:var(--mint);font-size:13px;margin-top:5px}
.scene-media img{width:100%;height:100%;object-fit:cover;min-height:260px}

/* ---------- FAQ ---------- */
.faq-wrap{margin-top:24px;display:grid;gap:12px}
.faq-item{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:border-color .26s var(--ease)}
.faq-item:hover{border-color:var(--line-hover)}
.faq-item summary{position:relative;list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  min-height:56px;padding:14px 20px 14px 22px;font-size:15.5px;color:var(--text-1);font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"";position:absolute;left:8px;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--grad)}
.faq-item summary .sign{margin-left:auto;width:22px;height:22px;flex:none;position:relative;color:var(--text-2);
  transition:transform .22s var(--ease)}
.faq-item summary .sign::before,.faq-item summary .sign::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-item summary .sign::before{left:4px;right:4px;top:10px;height:1.6px}
.faq-item summary .sign::after{top:4px;bottom:4px;left:10px;width:1.6px;transition:opacity .2s var(--ease)}
.faq-item[open] summary .sign::after{opacity:0}
.faq-item[open] summary .sign{transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px 22px;font-size:14.5px;color:var(--text-2);line-height:1.9}

/* ---------- CTA ---------- */
.cta-band{margin-top:56px;position:relative;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid rgba(255,61,110,.38);background:rgba(28,20,40,.9);box-shadow:var(--shadow)}
.cta-band::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:.1}
.cta-band::after{content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 88% 12%,rgba(255,138,61,.22),transparent 42%)}
.cta-inner{position:relative;z-index:2;padding:28px 26px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(20px,2.4vw,28px)}
.cta-inner p{margin-top:8px;font-size:14px;color:var(--text-2);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:640px){
  .cta-inner{padding:22px 18px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1;min-width:140px}
}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:72px;background:var(--bg-foot);border-top:1px solid var(--line-soft);padding-top:52px}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 4fr;gap:32px}
@media(max-width:1023px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-brand p{margin-top:16px;font-size:13.5px;color:var(--text-3);line-height:1.85;max-width:340px}
.footer-tags{margin-top:18px;display:flex;gap:12px;color:var(--text-3);font-size:14px}
.footer-tags i{opacity:.7}
.footer-col h4{font-size:14px;color:var(--text-1);margin-bottom:16px;letter-spacing:.04em}
.footer-col a{display:block;font-size:13.5px;color:var(--text-3);padding:6px 0}
.footer-col a:hover{color:var(--brand)}
.footer-contact{display:grid;gap:10px;font-size:13.5px;color:var(--text-3);line-height:1.7}
.footer-bottom{margin-top:44px;padding:20px 0 26px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--text-3)}
.footer-bottom a{color:var(--text-2)}
.footer-bottom a:hover{color:var(--brand)}

@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category2 */
:root{
  --bg-base:#0D0913;
  --bg-elev:#150F1E;
  --bg-card:#1C1428;
  --bg-footer:#0A0610;
  --brand:#FF3D6E;
  --brand-2:#FF8A3D;
  --mint:#2EE6C5;
  --text-1:#F6F2FB;
  --text-2:#C9BFDA;
  --text-3:#8E839F;
  --line:rgba(255,255,255,.08);
  --line-soft:rgba(255,255,255,.06);
  --grad:linear-gradient(118deg,#FF3D6E,#FF8A3D);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:14px;
  --shadow-base:0 18px 40px rgba(0,0,0,.45);
  --shadow-hover:0 12px 36px rgba(255,61,110,.28);
  --shell:1280px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-2);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .22s ease}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--text-1);line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.num{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:var(--shell);margin:0 auto;padding-left:16px;padding-right:16px}
@media (min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:64px;
  border-bottom:1px solid transparent;
  transition:background-color .26s ease,backdrop-filter .26s ease,border-color .26s ease;
}
.site-header.is-scrolled{
  background:rgba(13,9,19,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--line-soft);
}
.header-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.header-left{display:flex;align-items:center;gap:26px;min-width:0}
.header-right{display:flex;align-items:center;gap:12px;flex:none}

.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:16px;
  box-shadow:0 8px 20px rgba(255,61,110,.35);
}
.logo-text{font-weight:700;font-size:17px;color:var(--text-1);letter-spacing:.01em}

.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  position:relative;padding:8px 12px;font-size:14.5px;color:var(--text-2);
  border-radius:10px;transition:color .2s ease,background-color .2s ease;
}
.nav-links a:hover{color:var(--text-1);background:rgba(255,255,255,.05)}
.nav-links a.is-active{color:var(--text-1);font-weight:600}
.nav-links a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;
  border-radius:2px;background:var(--grad);
}

.search-box{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;
  border-radius:999px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  transition:border-color .22s ease,box-shadow .22s ease,background-color .22s ease;
}
.search-box i{color:var(--text-3);font-size:13px}
.search-box input{
  width:150px;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text-1);
}
.search-box input::placeholder{color:var(--text-3)}
.search-box:focus-within{
  border-color:rgba(255,61,110,.72);
  box-shadow:0 0 0 3px rgba(255,61,110,.16);
  background:rgba(255,255,255,.08);
}

.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.05);
  color:var(--text-1);cursor:pointer;align-items:center;justify-content:center;
  transition:border-color .2s ease,background-color .2s ease;
}
.menu-toggle:hover{border-color:rgba(255,61,110,.45);background:rgba(255,61,110,.1)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,border-color .2s ease,background-color .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,61,110,.3)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 32px rgba(255,61,110,.38)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{
  background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.16);
  color:var(--text-1);border-radius:var(--radius-sm);
}
.btn-ghost:hover{border-color:rgba(255,61,110,.45);background:rgba(255,61,110,.08);transform:translateY(-1px)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-block{width:100%}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:70;
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:80%;max-width:340px;z-index:80;
  background:var(--bg-elev);border-left:1px solid var(--line);
  transform:translateX(101%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:18px;padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.05);color:var(--text-1);cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px}
.drawer-nav a{
  padding:12px 14px;border-radius:12px;font-size:15px;color:var(--text-2);
  border:1px solid transparent;
}
.drawer-nav a:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
.drawer-nav a.is-active{
  color:var(--text-1);font-weight:600;
  background:rgba(255,61,110,.1);border-color:rgba(255,61,110,.35);
}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:126px 0 64px;
  background:var(--bg-elev);
  border-bottom:1px solid var(--line-soft);
}
.cat-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.24;filter:saturate(.72);
}
.cat-hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(13,9,19,.92) 0%,rgba(13,9,19,.96) 65%,var(--bg-base) 100%),
    radial-gradient(880px 420px at 82% 8%,rgba(255,61,110,.24),transparent 68%),
    radial-gradient(620px 340px at 8% 90%,rgba(255,138,61,.14),transparent 70%);
}
.cat-hero-grid{
  position:absolute;inset:0;opacity:.65;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(circle at 50% 28%,#000,transparent 76%);
  mask-image:radial-gradient(circle at 50% 28%,#000,transparent 76%);
}
.cat-hero-inner{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;
  border-radius:999px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(6px);
  font-size:13px;color:var(--text-1);letter-spacing:.04em;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px rgba(46,230,197,.8)}
.cat-hero h1{
  margin-top:20px;
  font-size:clamp(30px,4.4vw,54px);
  font-weight:800;letter-spacing:-.02em;line-height:1.16;
  max-width:900px;
}
.cat-hero h1 .accent{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero-lead{
  margin-top:18px;max-width:760px;font-size:16.5px;line-height:1.85;color:var(--text-2);
}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

.badge-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:32px;max-width:760px}
@media (min-width:768px){.badge-row{grid-template-columns:repeat(4,minmax(0,1fr))}}
.stat-badge{
  display:flex;flex-direction:column;gap:2px;
  padding:14px 16px;border-radius:var(--radius-md);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  backdrop-filter:blur(8px);
  transition:border-color .22s ease,transform .22s ease;
}
.stat-badge:hover{border-color:rgba(255,61,110,.45);transform:translateY(-2px)}
.stat-badge .value{
  font-size:24px;font-weight:800;letter-spacing:-.01em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.stat-badge .label{font-size:13px;color:var(--text-3)}

/* ---------- breadcrumb ---------- */
.crumb{padding:20px 0 0;font-size:13px;color:var(--text-3)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li::after{content:"/";margin-left:8px;color:rgba(255,255,255,.2)}
.crumb li:last-child::after{content:"";margin:0}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.crumb .current{color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px;display:inline-block;vertical-align:bottom}

/* ---------- 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;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.6vw,34px);font-weight:700;letter-spacing:-.015em}
.section-head p{margin-top:10px;font-size:15px;color:var(--text-3);max-width:700px}
.head-bar{width:56px;height:4px;border-radius:4px;background:var(--grad);margin-bottom:16px}

/* ---------- channel strip ---------- */
.strip{
  display:flex;gap:12px;overflow-x:auto;padding-bottom:6px;
  scroll-snap-type:x mandatory;-ms-overflow-style:none;scrollbar-width:none;
}
.strip::-webkit-scrollbar{height:0;display:none}
.strip-chip{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 18px;border-radius:999px;
  background:var(--bg-card);border:1px solid var(--line);
  font-size:14px;color:var(--text-2);
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.strip-chip i{color:var(--brand);font-size:13px}
.strip-chip:hover{color:var(--text-1);border-color:rgba(255,61,110,.45);transform:translateY(-2px)}

/* ---------- stream list (交错图文) ---------- */
.stream-list{display:flex;flex-direction:column;gap:24px}
.stream-item{
  display:grid;grid-template-columns:1fr;
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-base);
  transition:border-color .26s ease,box-shadow .26s ease,transform .26s ease;
}
.stream-item:hover{border-color:rgba(255,61,110,.45);box-shadow:var(--shadow-hover);transform:translateY(-4px)}
@media (min-width:1024px){
  .stream-item{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}
  .stream-item.is-reverse{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
  .stream-item.is-reverse .stream-media{order:2}
  .stream-item.is-reverse .stream-body{order:1}
}
.stream-media{position:relative;overflow:hidden;background:var(--bg-elev);min-height:200px}
.stream-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .4s ease}
@media (min-width:1024px){.stream-media img{aspect-ratio:auto;min-height:100%}}
.stream-item:hover .stream-media img{transform:scale(1.04)}
.stream-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,9,19,.05) 35%,rgba(13,9,19,.78) 100%);
}
.media-badge{
  position:absolute;top:14px;left:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  background:var(--grad);color:#fff;font-size:12px;font-weight:600;
}
.media-state{
  position:absolute;top:14px;right:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  background:rgba(13,9,19,.72);border:1px solid rgba(255,255,255,.12);
  font-size:12px;color:var(--text-2);
}
.media-state .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 8px rgba(46,230,197,.85)}
.stream-body{padding:24px}
@media (min-width:768px){.stream-body{padding:30px 32px}}
.stream-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;margin-bottom:16px;
  border:1px solid rgba(255,61,110,.5);
  background:linear-gradient(118deg,rgba(255,61,110,.2),rgba(255,138,61,.12));
  color:#fff;font-weight:800;font-size:18px;font-variant-numeric:tabular-nums;
}
.stream-body h3{font-size:20px;font-weight:600;letter-spacing:-.01em}
.stream-body .desc{margin-top:12px;font-size:15px;line-height:1.85;color:var(--text-2)}
.point-list{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.point-list li{
  display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-3);
}
.point-list li::before{
  content:"";flex:none;width:6px;height:6px;margin-top:8px;border-radius:2px;background:var(--brand-2);
}
.stream-meta{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--text-3);
}
.stream-meta .sep{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.22)}
.stream-meta .time{display:inline-flex;align-items:center;gap:7px}
.stream-meta .time::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}
.stream-link{
  margin-left:auto;display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-weight:600;font-size:13.5px;
}
.stream-link:hover{color:var(--brand-2);text-decoration:underline;text-underline-offset:4px}

/* ---------- steps ---------- */
.steps-wrap{
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,61,110,.07),rgba(255,138,61,.03)),var(--bg-elev);
  padding:28px;
}
@media (min-width:768px){.steps-wrap{padding:40px}}
.steps{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:640px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,minmax(0,1fr))}}
.step{
  position:relative;padding:22px 20px;border-radius:var(--radius-md);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:border-color .22s ease,transform .22s ease;
}
.step:hover{border-color:rgba(255,61,110,.45);transform:translateY(-3px)}
.step::before{
  content:"";position:absolute;top:12px;left:12px;width:14px;height:14px;
  border-top:1px solid rgba(255,255,255,.18);border-left:1px solid rgba(255,255,255,.18);
  border-top-left-radius:4px;
}
.step .step-no{
  font-size:13px;font-weight:700;letter-spacing:.08em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.step h4{margin-top:10px;font-size:16.5px;font-weight:600}
.step p{margin-top:8px;font-size:14px;color:var(--text-3);line-height:1.8}

/* ---------- rhythm / timeline ---------- */
.rhythm-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:1024px){.rhythm-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}}
.timeline{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:var(--bg-card);padding:26px;
}
@media (min-width:768px){.timeline{padding:32px}}
.timeline li{
  position:relative;padding:0 0 22px 26px;border-left:1px solid rgba(255,255,255,.1);
}
.timeline li:last-child{padding-bottom:0;border-left-color:transparent}
.timeline li::before{
  content:"";position:absolute;left:-5px;top:6px;width:9px;height:9px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 12px rgba(255,61,110,.55);
}
.timeline .tl-time{font-size:13px;color:var(--brand-2);font-weight:600;font-variant-numeric:tabular-nums}
.timeline .tl-title{margin-top:4px;font-size:16px;color:var(--text-1);font-weight:600}
.timeline .tl-desc{margin-top:6px;font-size:14px;color:var(--text-3);line-height:1.8}
.notes{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(255,138,61,.12),rgba(255,61,110,.05)),var(--bg-elev);
  padding:26px;display:flex;flex-direction:column;gap:18px;
}
.notes h3{font-size:18px;font-weight:600}
.note-item{display:flex;gap:12px;align-items:flex-start}
.note-item i{color:var(--brand);margin-top:5px;font-size:14px}
.note-item p{font-size:14px;color:var(--text-2);line-height:1.8}
.mini-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:4px}
.mini-stat{
  padding:14px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.mini-stat .v{font-size:20px;font-weight:800;color:var(--text-1);font-variant-numeric:tabular-nums}
.mini-stat .k{font-size:12.5px;color:var(--text-3);margin-top:2px}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:var(--bg-card);overflow:hidden;
  transition:border-color .22s ease;
}
.faq-item[open]{border-color:rgba(255,61,110,.42)}
.faq-item summary{
  list-style:none;cursor:pointer;
  min-height:56px;display:flex;align-items:center;gap:14px;
  padding:14px 20px;font-size:16px;color:var(--text-1);font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";flex:none;width:3px;height:20px;border-radius:3px;background:var(--grad);
}
.faq-item summary .ind{
  margin-left:auto;flex:none;width:22px;height:22px;border-radius:50%;
  border:1px solid rgba(255,255,255,.18);position:relative;
  transition:transform .2s ease,border-color .2s ease;
}
.faq-item summary .ind::before,
.faq-item summary .ind::after{
  content:"";position:absolute;background:var(--text-2);border-radius:2px;
  left:50%;top:50%;transform:translate(-50%,-50%);
}
.faq-item summary .ind::before{width:9px;height:1.5px}
.faq-item summary .ind::after{width:1.5px;height:9px;transition:opacity .2s ease}
.faq-item[open] summary .ind{transform:rotate(180deg);border-color:rgba(255,61,110,.5)}
.faq-item[open] summary .ind::after{opacity:0}
.faq-item .faq-body{padding:0 20px 20px 37px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:24px;border:1px solid rgba(255,61,110,.35);
  background:
    linear-gradient(118deg,rgba(255,61,110,.14),rgba(255,138,61,.1)),
    var(--bg-elev);
  padding:30px;
}
@media (min-width:768px){.cta-band{padding:38px 42px}}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(560px 240px at 90% 10%,rgba(255,61,110,.22),transparent 70%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:22px}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between}}
.cta-inner h2{font-size:clamp(21px,2.4vw,30px);font-weight:700;letter-spacing:-.015em}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-footer);border-top:1px solid var(--line-soft);margin-top:64px}
.footer-grid{
  display:grid;gap:32px;padding:52px 0 36px;grid-template-columns:1fr;
}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:repeat(12,minmax(0,1fr))}}
.footer-brand{display:flex;flex-direction:column;gap:14px}
@media (min-width:1024px){.footer-brand{grid-column:span 4}}
.footer-brand p{font-size:14px;color:var(--text-3);line-height:1.85;max-width:340px}
.footer-tags{display:flex;gap:10px;color:var(--text-3)}
.footer-tags i{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:13px;
  transition:color .2s ease,border-color .2s ease;
}
.footer-tags i:hover{color:var(--brand);border-color:rgba(255,61,110,.45)}
.footer-col{display:flex;flex-direction:column;gap:10px}
@media (min-width:1024px){.footer-col{grid-column:span 2}}
.footer-col h4{font-size:15px;font-weight:600;color:var(--text-1);margin-bottom:2px}
.footer-col a{font-size:14px;color:var(--text-3)}
.footer-col a:hover{color:var(--brand)}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--text-3);line-height:1.8}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding:18px 0;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- responsive nav ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .search-box{display:none}
  .menu-toggle{display:inline-flex}
}
@media (max-width:639px){
  .header-right .btn{display:none}
  .cat-hero{padding-top:112px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}