/* roulang page: index */
:root{
  --brand:#F2452B;
  --brand-dark:#C43018;
  --brand-soft:#FDEDE9;
  --ink:#14161A;
  --ink-2:#5C5F66;
  --ink-3:#8A8F98;
  --lime:#C9F24B;
  --bg:#F7F5F1;
  --card:#FFFFFF;
  --line:#E7E3DC;
  --img-bg:#E7E3DC;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(20,22,26,.06);
  --sh-2:0 14px 34px -14px rgba(20,22,26,.22);
  --maxw:1240px;
  --pad:16px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;
  line-height:1.8;
  letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
time,.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,241,.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease,padding .25s ease;
}
.site-header.is-compact{
  background:rgba(255,255,255,.94);
  border-bottom-color:var(--line);
  box-shadow:0 6px 22px -18px rgba(20,22,26,.5);
}
.header-inner{padding-top:14px;padding-bottom:12px;transition:padding .25s ease}
.site-header.is-compact .header-inner{padding-top:8px;padding-bottom:8px}
.brand-row{display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  background:var(--ink);color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:19px;letter-spacing:.02em;position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;left:-30%;top:0;width:36%;height:100%;
  background:var(--brand);transform:skewX(-18deg);opacity:.95;
}
.brand-mark span{position:relative;z-index:1}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-3);letter-spacing:.04em}
.search{flex:1 1 auto;display:flex;align-items:center;gap:8px;max-width:520px;margin-left:auto}
.search input{
  width:100%;height:44px;padding:0 14px;border:1px solid var(--line);
  border-radius:var(--r-input);background:#fff;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;
}
.search input::placeholder{color:var(--ink-3)}
.search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft);outline:none}
.search-btn{
  height:44px;padding:0 20px;border:0;border-radius:var(--r-btn);cursor:pointer;
  background:var(--brand);color:#fff;font-weight:700;font-size:15px;white-space:nowrap;
  transition:background .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--brand-dark);transform:translateX(2px)}
.search-btn:active{transform:translateY(1px)}
.menu-toggle{
  display:none;width:44px;height:44px;border:1.5px solid var(--line);border-radius:var(--r-btn);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.menu-toggle i{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.menu-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] i:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.nav-row{display:flex;align-items:center;gap:24px;margin-top:12px;flex-wrap:wrap}
.channels{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.channel{
  position:relative;padding:8px 12px;font-size:16px;font-weight:600;color:var(--ink-2);
  border-radius:var(--r-badge);transition:color .2s ease,background .2s ease;
}
.channel:hover{color:var(--ink);background:#fff}
.channel.active{color:var(--brand)}
.channel.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;border-radius:3px;background:var(--brand);
}
.hotwords{display:flex;align-items:center;gap:8px;margin-left:auto;overflow-x:auto;padding:2px 0;scrollbar-width:none}
.hotwords::-webkit-scrollbar{display:none}
.hot-label{font-size:12px;color:var(--ink-3);flex:0 0 auto;letter-spacing:.08em}
.hot-chip{
  flex:0 0 auto;padding:5px 11px;font-size:13px;color:var(--ink-2);
  border:1px solid var(--line);border-radius:999px;background:#fff;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.hot-chip:hover{color:var(--brand);background:var(--brand-soft);border-color:#F8CFC6}

/* drawer */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(86vw,360px);background:#fff;z-index:70;
  transform:translateX(102%);transition:transform .28s ease;box-shadow:-20px 0 40px -28px rgba(20,22,26,.5);
  display:flex;flex-direction:column;padding:18px 0 24px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 14px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:17px}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;cursor:pointer}
.drawer-link{
  display:flex;align-items:center;min-height:52px;padding:0 20px;border-bottom:1px solid var(--line);
  font-size:16px;font-weight:600;color:var(--ink-2);
}
.drawer-link.active{color:var(--brand);box-shadow:inset 4px 0 0 var(--brand)}
.drawer-hot{padding:16px 20px;display:flex;flex-wrap:wrap;gap:8px}
.scrim{position:fixed;inset:0;background:rgba(20,22,26,.42);z-index:65;opacity:0;pointer-events:none;transition:opacity .25s ease}
.scrim.open{opacity:1;pointer-events:auto}

/* ---------- shared ---------- */
.section{padding:88px 0}
.section-sm{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:30px;font-weight:800;letter-spacing:-.02em;line-height:1.3}
.section-head .sub{color:var(--ink-2);font-size:15px;margin-top:8px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;
}
.kicker::before{content:"";width:22px;height:3px;background:var(--brand);border-radius:3px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--brand);
  position:relative;padding-bottom:2px;
}
.link-arrow span{transition:transform .25s ease}
.link-arrow::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--brand);transition:width .25s ease;
}
.link-arrow:hover::after{width:100%}
.link-arrow:hover span{transform:translateX(4px)}
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:var(--r-badge);
  background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2);
}
.dot{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:0 0 8px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 24px;
  border-radius:var(--r-btn);font-size:16px;font-weight:700;cursor:pointer;border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-dark);transform:translateX(2px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-white{background:#fff;color:var(--ink);border-color:#fff}
.btn-white:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,69,43,.25)}
.card-media{position:relative;background:var(--img-bg);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.ratio-16-9{aspect-ratio:16/9}
.ratio-4-3{aspect-ratio:4/3}
.card-body{padding:22px 22px 24px}
.card-title{font-size:20px;font-weight:700;line-height:1.45;margin-top:12px}
.card:hover .card-title{color:var(--brand)}
.card-desc{color:var(--ink-2);font-size:15px;margin-top:10px;line-height:1.75}

/* ---------- hero ---------- */
.hero{position:relative;padding:64px 0 76px;overflow:hidden}
.hero::before{
  content:"";position:absolute;right:-140px;top:-80px;width:520px;height:420px;background:var(--brand-soft);
  transform:skewX(-18deg);opacity:.75;pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.hero h1{font-size:48px;font-weight:800;line-height:1.22;letter-spacing:-.02em;margin:18px 0 0}
.hero h1 mark{background:linear-gradient(transparent 62%,rgba(201,242,75,.85) 62%);color:inherit;padding:0 2px}
.hero-lead{font-size:18px;color:var(--ink-2);margin-top:18px;max-width:32em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-meta{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line)}
.hero-meta div{display:flex;flex-direction:column}
.hero-meta b{font-size:28px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.hero-meta small{color:var(--ink-3);font-size:13px;margin-top:4px}
.hero-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2);background:var(--img-bg)}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(242,69,43,.10),rgba(20,22,26,.34))}
.hero-media figcaption{
  position:absolute;left:18px;bottom:18px;z-index:2;color:#fff;font-size:14px;
  background:rgba(20,22,26,.55);backdrop-filter:blur(4px);padding:8px 14px;border-radius:999px;
}

/* ---------- quick lanes ---------- */
.lanes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lane{
  display:flex;gap:16px;align-items:flex-start;padding:24px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.lane:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,69,43,.25)}
.lane-num{
  flex:0 0 46px;height:46px;border-radius:12px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:17px;
}
.lane h3{font-size:18px;font-weight:700}
.lane p{color:var(--ink-2);font-size:14.5px;margin-top:6px;line-height:1.7}

/* ---------- story ---------- */
.story{display:grid;grid-template-columns:4fr 7fr;gap:56px;align-items:start}
.story-side{position:sticky;top:120px}
.story-side .tag{display:block;font-size:12px;letter-spacing:.24em;color:var(--brand);font-weight:700;writing-mode:vertical-rl;margin-bottom:16px}
.story-side h2{font-size:30px;font-weight:800;letter-spacing:-.02em;line-height:1.32;border-left:6px solid var(--brand);padding-left:16px}
.story-figure{margin-top:26px;border-radius:var(--r-card);overflow:hidden;background:var(--img-bg)}
.story-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.story-body p{color:var(--ink-2);font-size:17px;line-height:1.85}
.story-body p+p{margin-top:1.55em}
.story-note{
  margin-top:32px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--lime);
  border-radius:12px;font-size:15px;color:var(--ink-2);
}
.story-note b{color:var(--ink)}

/* ---------- featured ---------- */
.featured{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.featured .card-title{font-size:26px}
.stack{display:grid;gap:24px}
.stack .card{display:grid;grid-template-columns:150px 1fr}
.stack .card-media{height:100%}
.stack .card-media img{aspect-ratio:auto;height:100%}
.stack .card-body{padding:18px 20px}
.stack .card-title{font-size:18px;margin-top:10px}
.stack .card-desc{font-size:14px;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- stats ---------- */
.stats-band{
  background:var(--ink);border-radius:24px;padding:44px 40px;color:#fff;position:relative;overflow:hidden;
}
.stats-band::after{
  content:"";position:absolute;right:-60px;bottom:-120px;width:320px;height:320px;background:rgba(242,69,43,.32);
  transform:skewX(-18deg);pointer-events:none;
}
.stats-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.stat b{font-size:40px;font-weight:800;letter-spacing:-.03em;display:flex;align-items:baseline;gap:6px;line-height:1.1}
.stat b i{width:9px;height:9px;border-radius:50%;background:var(--lime);flex:0 0 9px;transform:translateY(-4px)}
.stat span{display:block;color:#B9BDC4;font-size:14px;margin-top:8px}
.badge-row{position:relative;display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.badge-row .badge{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16);color:#E6E7EA}

/* ---------- news (cms) ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 24px;
  box-shadow:var(--sh-1);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease,background .3s ease;
  border-left:3px solid transparent;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-left-color:var(--brand);background:#FAF9F6}
.news-card--lead{grid-column:span 2;padding:28px 30px}
.news-card--lead .news-title{font-size:26px}
.news-title{font-size:19px;font-weight:700;line-height:1.5;margin-top:12px}
.news-title a:hover{color:var(--brand)}
.news-sum{color:var(--ink-2);font-size:15px;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card--lead .news-sum{-webkit-line-clamp:3;font-size:16px}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}
.news-foot time{font-size:13px;color:var(--ink-3)}
.empty-state{
  grid-column:span 2;display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);text-align:center;
}
.empty-state svg{width:40px;height:40px;stroke:var(--ink-3)}
.empty-state p{color:var(--ink-2);font-size:16px}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:14px;overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease}
.faq-item.open{box-shadow:var(--sh-1);border-color:rgba(242,69,43,.28)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;font-size:17px;font-weight:700;position:relative;
}
.faq-item.open .faq-q{color:var(--brand)}
.faq-item.open .faq-q::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;background:var(--brand);border-radius:0 4px 4px 0}
.faq-icon{flex:0 0 22px;width:22px;height:22px;position:relative;transition:transform .25s ease}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--ink-2);border-radius:2px}
.faq-icon::before{left:0;right:0;top:50%;height:2px;transform:translateY(-50%)}
.faq-icon::after{top:0;bottom:0;left:50%;width:2px;transform:translateX(-50%)}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a-inner{padding:0 22px 22px;color:var(--ink-2);font-size:15px;line-height:1.75}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand);border-radius:24px;color:#fff;
  padding:52px 44px;display:grid;grid-template-columns:6fr 5fr;gap:36px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;left:-90px;top:-80px;width:280px;height:300px;background:rgba(255,255,255,.14);
  transform:skewX(-18deg);pointer-events:none;
}
.cta-band h2{position:relative;font-size:30px;font-weight:800;letter-spacing:-.02em;line-height:1.3}
.cta-band p{position:relative;margin-top:12px;color:rgba(255,255,255,.9);font-size:15.5px}
.subscribe{position:relative;display:flex;gap:12px;background:rgba(255,255,255,.14);padding:12px;border-radius:16px}
.subscribe input{
  flex:1 1 auto;min-width:0;height:46px;padding:0 14px;border:1px solid transparent;border-radius:var(--r-input);
  background:#fff;color:var(--ink);font-size:15px;
}
.subscribe input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(255,255,255,.5)}
.subscribe .btn{white-space:nowrap}
.form-hint{position:relative;margin-top:12px;font-size:13px;color:rgba(255,255,255,.86)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#B9BDC4;margin-top:88px;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:4fr 3fr 3fr 4fr;gap:40px}
.site-footer h3{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.site-footer p{font-size:14.5px;line-height:1.8}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:#242830;color:#fff}
.footer-brand strong{color:#fff;font-size:18px;font-weight:800}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:15px;color:#B9BDC4;transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.footer-foot{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;color:#8A8F98;
}
.to-top{
  position:fixed;right:22px;bottom:26px;width:44px;height:44px;border-radius:50%;border:0;cursor:pointer;
  background:var(--ink);color:#fff;display:grid;place-items:center;opacity:0;pointer-events:none;
  transition:opacity .3s ease,transform .3s ease;z-index:50;box-shadow:var(--sh-2);
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-3px)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero{padding:44px 0 56px}
  .hero h1{font-size:38px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media img{aspect-ratio:16/9}
  .story{grid-template-columns:1fr;gap:32px}
  .story-side{position:static}
  .story-side .tag{writing-mode:horizontal-tb;letter-spacing:.16em}
  .featured{grid-template-columns:1fr}
  .lanes{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .cta-band{grid-template-columns:1fr;padding:40px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  :root{--pad:16px}
  body{font-size:16px}
  .section{padding:60px 0}
  .section-sm{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .section-head h2{font-size:24px}
  .hero h1{font-size:31px}
  .hero-lead{font-size:16px}
  .hero-meta{gap:20px}
  .hero-meta b{font-size:23px}
  .search{display:none}
  .menu-toggle{display:flex;margin-left:auto}
  .nav-row{display:none}
  .news-grid{grid-template-columns:1fr}
  .news-card--lead{grid-column:span 1;padding:22px}
  .news-card--lead .news-title{font-size:20px}
  .stack .card{grid-template-columns:1fr}
  .stack .card-media img{aspect-ratio:16/9;height:auto}
  .stats-band{border-radius:18px;padding:32px 22px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat b{font-size:32px}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
  .cta-band{border-radius:18px}
  .cta-band h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{margin-top:60px;padding-top:48px}
}
@media (max-width:520px){
  .brand-text em{display:none}
  .hero h1{font-size:27px}
  .stats-grid{grid-template-columns:1fr}
  .faq-q{font-size:15.5px;padding:18px}
  .card-body{padding:18px}
}

/* roulang page: article */
:root{
  --flame:#F2452B;
  --flame-dark:#C43018;
  --flame-soft:#FDEDE9;
  --ink:#14161A;
  --ink-2:#5C5F66;
  --ink-3:#8A8F98;
  --lime:#C9F24B;
  --bg:#F7F5F1;
  --card:#FFFFFF;
  --line:#E7E3DC;
  --placeholder:#E7E3DC;
  --radius-card:16px;
  --radius-btn:12px;
  --radius-input:10px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(20,22,26,.06);
  --shadow-2:0 14px 34px -14px rgba(20,22,26,.22);
  --container:1240px;
  --num:'Archivo','Oswald','PingFang SC','Microsoft YaHei',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'PingFang SC','Microsoft YaHei','Source Han Sans SC','Noto Sans SC','Helvetica Neue',Arial,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--flame);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px;}
@media (min-width:1024px){.container{padding:0 32px;}}
.num{font-family:var(--num);font-variant-numeric:tabular-nums;letter-spacing:0;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,241,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-compact{
  background:rgba(255,255,255,.94);
  box-shadow:0 8px 24px -16px rgba(20,22,26,.32);
}
.brand-row{
  display:flex;align-items:center;gap:18px;
  padding:18px 0;transition:padding .25s ease;
}
.site-header.is-compact .brand-row{padding:9px 0;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--num);font-weight:800;font-size:19px;
  position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;right:-6px;bottom:-6px;
  width:18px;height:18px;background:var(--flame);
  transform:rotate(45deg);
}
.brand-mark span{position:relative;z-index:1;}
.brand-text{font-weight:800;font-size:19px;letter-spacing:-.01em;}
.brand-text small{display:block;font-size:11.5px;font-weight:500;color:var(--ink-3);letter-spacing:.14em;}
.top-links{display:flex;align-items:center;gap:14px;flex:1 1 auto;}
.top-links a{font-size:14px;color:var(--ink-2);padding:6px 2px;}
.top-links a:hover{color:var(--flame);}
.search-box{
  display:flex;align-items:center;flex:0 1 320px;
  height:44px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-input);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{border-color:var(--flame);box-shadow:0 0 0 2px var(--flame-soft);}
.search-box input{
  flex:1 1 auto;border:0;background:transparent;height:100%;
  padding:0 14px;font-size:14.5px;outline:none;
}
.search-box input::placeholder{color:var(--ink-3);}
.search-box button{
  width:52px;height:100%;background:var(--flame);color:#fff;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s ease;
}
.search-box button:hover{background:var(--flame-dark);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);transition:.25s;}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.channel-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding-bottom:10px;
}
.site-header.is-compact .channel-row{padding-bottom:6px;}
.channels{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;}
.channels::-webkit-scrollbar{display:none;}
.channel{
  position:relative;flex:0 0 auto;
  padding:8px 14px 10px;font-size:15.5px;font-weight:600;color:var(--ink-2);
  white-space:nowrap;border-bottom:3px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.channel:hover{color:var(--flame);}
.channel.active{color:var(--flame);border-bottom-color:var(--flame);}
.hot-chips{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;}
.hot-chips::-webkit-scrollbar{display:none;}
.hot-label{font-size:12.5px;color:var(--ink-3);flex:0 0 auto;letter-spacing:.08em;}
.site-header.is-compact .hot-chips{display:none;}
.chip{
  flex:0 0 auto;font-size:12.5px;line-height:1;
  padding:7px 11px;border-radius:var(--radius-badge);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{background:var(--flame-soft);color:var(--flame);border-color:#F9CFC6;}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,22,26,.42);
  opacity:0;pointer-events:none;transition:opacity .28s ease;z-index:70;
}
.drawer-mask.open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);
  background:#fff;z-index:80;transform:translateX(100%);
  transition:transform .28s ease;display:flex;flex-direction:column;
  box-shadow:-18px 0 40px -24px rgba(20,22,26,.4);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:16px;}
.drawer-close{width:40px;height:40px;font-size:20px;color:var(--ink-2);}
.drawer-body{padding:14px 18px 28px;overflow-y:auto;}
.drawer-nav a{
  display:flex;align-items:center;height:52px;
  border-bottom:1px solid var(--line);font-size:16px;font-weight:600;color:var(--ink-2);
}
.drawer-nav a.active{color:var(--flame);box-shadow:inset 3px 0 0 var(--flame);padding-left:12px;}
.drawer-search{display:flex;height:46px;border:1px solid var(--line);border-radius:var(--radius-input);overflow:hidden;margin:18px 0;}
.drawer-search input{flex:1;border:0;padding:0 12px;outline:none;font-size:14.5px;}
.drawer-search button{width:48px;background:var(--flame);color:#fff;}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* ============ 面包屑 ============ */
.crumb-bar{padding:20px 0 4px;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--ink-3);}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--flame);}
.breadcrumb .sep{color:#C9C4BB;}
.breadcrumb .current{color:var(--ink);font-weight:600;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 主体布局 ============ */
.page-wrap{padding:22px 0 88px;}
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;}
@media (min-width:1080px){
  .layout{grid-template-columns:minmax(0,1fr) 300px;gap:48px;}
}
.article-shell{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:26px 20px 34px;}
@media (min-width:768px){.article-shell{padding:40px 44px 46px;}}

.article-head{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:26px;}
.chip-cat{
  display:inline-block;font-size:12.5px;line-height:1;
  padding:7px 11px;border-radius:var(--radius-badge);
  background:var(--flame-soft);color:var(--flame);font-weight:700;
}
.article-head h1{
  margin:16px 0 0;font-size:30px;line-height:1.35;font-weight:800;letter-spacing:-.02em;
}
@media (min-width:768px){.article-head h1{font-size:40px;line-height:1.26;}}
@media (min-width:1200px){.article-head h1{font-size:46px;}}
.article-head h1::after{
  content:"";display:block;width:64px;height:4px;background:var(--flame);
  margin-top:18px;border-radius:2px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  margin-top:16px;font-size:13.5px;color:var(--ink-3);
}
.article-meta time,.article-meta .meta-strong{color:var(--ink-2);font-variant-numeric:tabular-nums;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#CFCAC1;}
.share-group{display:flex;gap:10px;margin-left:auto;}
.share-btn{
  height:38px;padding:0 15px;border-radius:var(--radius-btn);
  border:1.5px solid var(--line);background:#fff;font-size:13.5px;color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.share-btn:hover{border-color:var(--ink);color:var(--ink);background:#FAF9F6;}

/* ============ 正文排版 ============ */
.article-body{max-width:760px;font-size:16.5px;line-height:1.9;color:#23262C;}
.article-body>*+*{margin-top:1.2em;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;margin:2.1em 0 .9em;padding-left:14px;
  font-size:24px;line-height:1.45;font-weight:700;letter-spacing:-.01em;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;
  background:var(--flame);border-radius:3px;
}
@media (min-width:768px){.article-body h2{font-size:27px;}}
.article-body h3{margin:1.7em 0 .7em;font-size:20px;font-weight:700;color:var(--ink);}
.article-body h4{margin:1.5em 0 .6em;font-size:17px;font-weight:700;color:var(--ink);}
.article-body a{color:var(--flame);border-bottom:1px solid rgba(242,69,43,.35);}
.article-body a:hover{color:var(--flame-dark);border-bottom-color:var(--flame-dark);}
.article-body strong{font-weight:700;color:var(--ink);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.75em;width:7px;height:7px;
  border-radius:50%;background:var(--flame);
}
.article-body ol{counter-reset:li;}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.6em;counter-increment:li;}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.15em;
  font-family:var(--num);font-weight:800;font-size:15px;color:var(--flame);
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--flame-soft);
  border-left:4px solid var(--flame);border-radius:0 12px 12px 0;
  color:#3A2B27;font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:1.5em 0 .6em;width:100%;height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-3);margin-top:8px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.article-body thead th{
  background:#FAF9F6;text-align:left;font-weight:700;color:var(--ink);
  padding:12px 14px;border-bottom:1px solid var(--line);
}
.article-body tbody td{padding:12px 14px;border-bottom:1px solid var(--line);color:#33363C;}
.article-body tbody tr:nth-child(even){background:#FBFAF7;}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body code{
  background:#F2EFE9;border-radius:6px;padding:2px 6px;font-size:14.5px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0;}

/* 空态 */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius-card);
  background:#FBFAF7;padding:48px 24px;text-align:center;
}
.empty-state .es-icon{
  width:56px;height:56px;margin:0 auto 16px;border-radius:14px;
  background:var(--flame-soft);display:flex;align-items:center;justify-content:center;
  color:var(--flame);font-family:var(--num);font-weight:800;font-size:22px;
}
.empty-state h2{font-size:20px;font-weight:700;margin-bottom:8px;}
.empty-state p{color:var(--ink-2);font-size:15px;margin-bottom:18px;}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line);}
.tag-row .tag-label{font-size:13.5px;color:var(--ink-3);align-self:center;margin-right:2px;}

/* 文末导航 */
.post-nav{display:grid;gap:14px;margin-top:28px;}
@media (min-width:768px){.post-nav{grid-template-columns:1fr 1fr;}}
.post-nav-item{
  display:block;padding:16px 18px;border:1px solid var(--line);
  border-radius:var(--radius-card);background:#fff;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-nav-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(242,69,43,.28);}
.pn-label{display:block;font-size:12.5px;color:var(--ink-3);margin-bottom:6px;}
.pn-title{display:block;font-size:15.5px;font-weight:600;line-height:1.6;}
.post-nav-item.next{text-align:right;}

/* 相关推荐 */
.related{margin-top:52px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;}
.section-head h2{font-size:22px;font-weight:700;letter-spacing:-.01em;}
.section-head .more{font-size:14px;color:var(--flame);display:inline-flex;align-items:center;gap:6px;}
.section-head .more span{transition:transform .25s ease;}
.section-head .more:hover span{transform:translateX(4px);}
.related-grid{display:grid;gap:20px;}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.related-grid{grid-template-columns:1.25fr 1fr 1fr;}}
.rcard{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.rcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(242,69,43,.25);}
.rcard .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--placeholder);}
.rcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.rcard:hover .thumb img{transform:scale(1.03);}
.rcard .rc-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rcard h3{font-size:16.5px;font-weight:700;line-height:1.55;}
.rcard p{font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rcard .rc-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);}

/* FAQ */
.faq-block{margin-top:52px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;margin-bottom:12px;overflow:hidden;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 18px;font-size:15.5px;font-weight:600;text-align:left;
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:#FAF9F6;color:var(--flame);}
.faq-item.open .faq-q{color:var(--flame);box-shadow:inset 4px 0 0 var(--flame);}
.faq-icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--ink-2);transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--flame);border-color:var(--flame);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a p{padding:0 18px 18px;font-size:15px;line-height:1.75;color:var(--ink-2);}

/* 返回频道 */
.back-channel{
  margin-top:34px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:18px 20px;border-radius:var(--radius-card);
  background:#12141A;color:#fff;
}
.back-channel p{font-size:14.5px;color:#C8CBD2;}
.back-channel .btn-light{margin-left:auto;}

/* ============ 侧栏 ============ */
.sidebar{display:flex;flex-direction:column;gap:20px;}
@media (min-width:1080px){.sidebar{position:sticky;top:104px;align-self:start;}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-1);}
.side-card h2{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h2::before{content:"";width:4px;height:16px;background:var(--flame);border-radius:2px;}
.toc-list a{
  display:block;font-size:14.5px;color:var(--ink-2);line-height:1.6;
  padding:8px 10px;border-radius:8px;border-left:3px solid transparent;
}
.toc-list a:hover{background:#FAF9F6;color:var(--flame);border-left-color:var(--flame);}
.toc-list a.lv3{padding-left:24px;font-size:14px;color:var(--ink-3);}
.toc-empty{font-size:14px;color:var(--ink-3);}
.hot-list li+li{border-top:1px solid var(--line);}
.hot-list a{display:flex;gap:12px;padding:12px 0;font-size:14.5px;color:var(--ink-2);line-height:1.6;}
.hot-list a:hover{color:var(--flame);}
.hot-list .idx{font-family:var(--num);font-weight:800;font-size:15px;color:#D6D1C8;flex:0 0 auto;}
.hot-list a:hover .idx{color:var(--flame);}
.side-cta{background:#14161A;color:#fff;border:0;}
.side-cta h2{color:#fff;}
.side-cta h2::before{background:var(--lime);}
.side-cta p{font-size:14.5px;color:#B9BDC4;margin-bottom:16px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--flame);color:#fff;border-radius:999px;}
.btn-primary:hover{background:var(--flame-dark);transform:translateX(2px);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{border:1.5px solid var(--ink);color:var(--ink);background:transparent;}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-light{background:#fff;color:var(--ink);border-radius:999px;height:42px;padding:0 20px;font-size:14.5px;}
.btn-light:hover{background:var(--lime);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--flame);font-size:14.5px;font-weight:600;}
.link-arrow span{transition:transform .25s ease;}
.link-arrow:hover span{transform:translateX(4px);}

/* ============ 页脚 ============ */
.site-footer{background:#14161A;color:#B9BDC4;margin-top:80px;padding:64px 0 28px;}
.footer-grid{display:grid;gap:36px;grid-template-columns:1fr;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr;}}
@media (min-width:1080px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand strong{color:#fff;font-size:18px;font-weight:800;}
.footer-brand .brand-mark{background:#22252C;}
.site-footer p{font-size:14.5px;line-height:1.85;color:#9BA0A8;}
.site-footer h3{color:#fff;font-size:15px;font-weight:700;margin:0 0 14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14.5px;color:#B9BDC4;}
.footer-links a:hover{color:var(--lime);}
.footer-foot{
  margin-top:44px;padding-top:20px;border-top:1px solid #262A31;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13.5px;color:#7C8189;
}

/* 回到顶部 */
.to-top{
  position:fixed;right:18px;bottom:22px;z-index:65;
  width:44px;height:44px;border-radius:50%;background:#14161A;color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease;
  box-shadow:0 12px 26px -12px rgba(20,22,26,.6);
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);background:var(--flame);}

@media (max-width:900px){
  .top-links{display:none;}
  .search-box{display:none;}
  .menu-toggle{display:flex;margin-left:auto;}
  .channel-row{flex-direction:column;align-items:flex-start;gap:8px;}
  .channels{width:100%;}
}
@media (max-width:519px){
  .article-head h1{font-size:26px;}
  .share-group{margin-left:0;width:100%;}
  .section-head{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
    --red:#F2452B;
    --red-dark:#C43018;
    --red-light:#FDEDE9;
    --ink:#14161A;
    --sub:#5C5F66;
    --muted:#8A8F98;
    --lime:#C9F24B;
    --bg:#F7F5F1;
    --card:#FFFFFF;
    --line:#E7E3DC;
    --img:#E7E3DC;
    --r-card:16px;
    --r-btn:12px;
    --r-input:10px;
    --r-badge:6px;
    --sh-1:0 1px 2px rgba(20,22,26,.06);
    --sh-2:0 14px 34px -14px rgba(20,22,26,.22);
    --sec:88px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
    font-size:16.5px;
    line-height:1.8;
    color:var(--ink);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  button,input{font:inherit;color:inherit;}
  ul{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--red);outline-offset:2px;border-radius:8px;}
  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 16px;}
  @media (min-width:1024px){ .container{padding:0 32px;} :root{--sec:100px;} }
  .num{font-family:"Oswald","Archivo",system-ui,sans-serif;font-variant-numeric:tabular-nums;letter-spacing:-0.01em;}
  .sec{padding:var(--sec) 0;}
  .sec-tight{padding:56px 0;}
  .sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px;}
  .sec-title{font-size:28px;line-height:1.3;font-weight:800;letter-spacing:-0.01em;position:relative;padding-left:16px;}
  .sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:6px;background:var(--red);border-radius:3px;}
  .sec-desc{color:var(--sub);font-size:15.5px;max-width:640px;margin-top:10px;}
  @media (min-width:768px){ .sec-title{font-size:31px;} }

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(247,245,241,.92);
    -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
    border-bottom:1px solid transparent;
    transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
  }
  .site-header.compact{
    background:rgba(255,255,255,.94);
    border-bottom-color:var(--line);
    box-shadow:0 8px 22px -18px rgba(20,22,26,.45);
  }
  .top-row{display:flex;align-items:center;gap:14px;height:68px;transition:height .25s ease;}
  .site-header.compact .top-row{height:58px;}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-mark{
    width:38px;height:38px;border-radius:11px;background:var(--ink);color:#fff;
    display:grid;place-items:center;font-weight:800;font-size:19px;flex-shrink:0;
    font-family:"Oswald","Archivo",sans-serif;
  }
  .brand-text{font-size:19px;font-weight:800;letter-spacing:-0.01em;white-space:nowrap;}
  .brand-text em{font-style:normal;color:var(--red);}
  .search-form{display:none;flex:1;max-width:420px;margin-left:auto;position:relative;}
  @media (min-width:1024px){ .search-form{display:flex;} }
  .search-form input{
    width:100%;height:44px;padding:0 96px 0 16px;border:1px solid var(--line);
    border-radius:var(--r-input);background:#fff;font-size:15px;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .search-form input::placeholder{color:var(--muted);}
  .search-form input:focus{border-color:var(--red);box-shadow:0 0 0 2px rgba(242,69,43,.16);outline:none;}
  .search-form button{
    position:absolute;right:5px;top:5px;height:34px;padding:0 18px;border:0;
    background:var(--red);color:#fff;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;
    transition:background .2s ease,transform .2s ease;
  }
  .search-form button:hover{background:var(--red-dark);transform:translateX(2px);}
  .search-form button:active{transform:translateY(1px);}
  .menu-toggle{
    margin-left:auto;width:44px;height:44px;border:1.5px solid var(--ink);border-radius:var(--r-btn);
    background:transparent;display:grid;place-items:center;cursor:pointer;flex-shrink:0;
    transition:background .2s ease,color .2s ease;
  }
  .menu-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;}
  .menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;}
  .menu-toggle span::before{top:-6px;}
  .menu-toggle span::after{top:6px;}
  .menu-toggle:hover{background:var(--ink);color:#fff;}
  @media (min-width:1024px){ .menu-toggle{display:none;} }

  .channel-row{
    display:flex;align-items:center;gap:18px;padding-bottom:10px;
    border-top:1px solid var(--line);overflow-x:auto;scrollbar-width:none;
  }
  .channel-row::-webkit-scrollbar{display:none;}
  .channels{display:flex;align-items:center;gap:6px;flex-shrink:0;}
  .channel{
    position:relative;display:inline-block;padding:10px 12px;font-size:15.5px;font-weight:600;
    color:var(--sub);white-space:nowrap;transition:color .2s ease;
  }
  .channel::after{
    content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:2px;
    background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
  }
  .channel:hover{color:var(--ink);}
  .channel.active{color:var(--red);}
  .channel.active::after{transform:scaleX(1);}
  .hot-chips{display:flex;align-items:center;gap:8px;flex-shrink:0;margin-left:auto;padding-left:18px;}
  .hot-chips .hot-label{font-size:12.5px;color:var(--muted);white-space:nowrap;}
  .chip{
    display:inline-block;padding:5px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);
    font-size:12.5px;color:var(--sub);white-space:nowrap;transition:all .2s ease;
  }
  .chip:hover{background:var(--red-light);color:var(--red);border-color:rgba(242,69,43,.28);}

  /* 移动抽屉 */
  .drawer{
    position:fixed;inset:0 0 0 auto;width:min(88vw,360px);background:#fff;z-index:80;
    transform:translateX(102%);transition:transform .3s cubic-bezier(.4,0,.2,1);
    display:flex;flex-direction:column;box-shadow:-16px 0 40px -24px rgba(20,22,26,.5);
  }
  .drawer.open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);}
  .drawer-head strong{font-size:17px;}
  .drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;font-size:18px;line-height:1;}
  .drawer-body{padding:12px 0 32px;overflow-y:auto;}
  .drawer-body a.drawer-link{
    display:flex;align-items:center;height:52px;padding:0 20px;border-bottom:1px solid var(--line);
    font-size:15.5px;font-weight:600;color:var(--sub);position:relative;
  }
  .drawer-body a.drawer-link.active{color:var(--red);}
  .drawer-body a.drawer-link.active::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;background:var(--red);border-radius:0 3px 3px 0;}
  .drawer-search{padding:16px 20px;}
  .drawer-search input{width:100%;height:46px;border:1px solid var(--line);border-radius:var(--r-input);padding:0 14px;background:#fff;}
  .drawer-search input:focus{border-color:var(--red);box-shadow:0 0 0 2px rgba(242,69,43,.16);outline:none;}
  .drawer-chips{display:flex;flex-wrap:wrap;gap:8px;padding:6px 20px 20px;}
  .drawer-label{padding:8px 20px 0;font-size:12.5px;color:var(--muted);}
  .scrim{position:fixed;inset:0;background:rgba(20,22,26,.42);z-index:70;opacity:0;pointer-events:none;transition:opacity .3s ease;}
  .scrim.open{opacity:1;pointer-events:auto;}

  /* ============ 面包屑 ============ */
  .crumb-bar{border-bottom:1px solid var(--line);background:#fff;}
  .crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;height:52px;font-size:13.5px;color:var(--muted);}
  .crumbs a{color:var(--sub);transition:color .2s ease;}
  .crumbs a:hover{color:var(--red);}
  .crumbs .sep{color:#C9C4BA;}
  .crumbs .current{color:var(--ink);font-weight:600;}

  /* ============ Hero ============ */
  .hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;}
  .hero-bg{
    position:absolute;inset:0;background-size:cover;background-position:center;
    opacity:.42;filter:saturate(.9);
  }
  .hero::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(120deg,rgba(20,22,26,.94) 0%,rgba(20,22,26,.78) 52%,rgba(242,69,43,.42) 100%);
  }
  .hero-inner{position:relative;z-index:2;padding:64px 0 72px;display:grid;gap:36px;}
  @media (min-width:1024px){ .hero-inner{grid-template-columns:7fr 5fr;align-items:end;padding:84px 0 88px;} }
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-badge);
    background:rgba(201,242,75,.16);color:var(--lime);font-size:12.5px;font-weight:600;letter-spacing:.02em;
  }
  .hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--lime);display:block;}
  .hero h1{
    font-size:31px;line-height:1.25;font-weight:800;letter-spacing:-0.02em;margin:18px 0 0;
  }
  .hero h1 mark{background:transparent;color:var(--lime);}
  @media (min-width:768px){ .hero h1{font-size:44px;} }
  @media (min-width:1280px){ .hero h1{font-size:50px;} }
  .hero-sub{margin-top:16px;font-size:16.5px;color:rgba(255,255,255,.8);max-width:560px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;
    border-radius:var(--r-btn);font-size:15.5px;font-weight:600;cursor:pointer;border:1.5px solid transparent;
    transition:background .22s ease,color .22s ease,transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  }
  .btn-primary{background:var(--red);color:#fff;box-shadow:0 10px 24px -16px rgba(242,69,43,.9);}
  .btn-primary:hover{background:var(--red-dark);transform:translateX(2px);}
  .btn-primary:active{transform:translateY(1px);}
  .btn-ghost{
    border-color:rgba(255,255,255,.55);color:#fff;background:transparent;
  }
  .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}
  .btn-outline{border-color:var(--ink);color:var(--ink);background:transparent;}
  .btn-outline:hover{background:var(--ink);color:#fff;}
  .btn-pill{border-radius:999px;}
  .hero-stats{
    display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.16);
    border:1px solid rgba(255,255,255,.16);border-radius:var(--r-card);overflow:hidden;
  }
  .hero-stat{background:rgba(20,22,26,.5);padding:20px 16px;}
  .hero-stat b{display:block;font-size:30px;line-height:1.1;font-weight:700;color:#fff;}
  .hero-stat b em{font-style:normal;color:var(--lime);font-size:18px;margin-left:2px;}
  .hero-stat span{display:block;margin-top:8px;font-size:13px;color:rgba(255,255,255,.72);line-height:1.6;}

  /* ============ 主内容：榜单 + 图文卡 ============ */
  .split{display:grid;gap:32px;}
  @media (min-width:1024px){ .split{grid-template-columns:7fr 5fr;gap:40px;align-items:start;} }
  .panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;}
  .panel-head{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:20px 22px;border-bottom:1px solid var(--line);
  }
  .panel-head h2{font-size:19px;font-weight:800;}
  .panel-head .more{font-size:13.5px;color:var(--sub);transition:color .2s ease;}
  .panel-head .more:hover{color:var(--red);}
  .rank-list{padding:6px 0;}
  .rank-item{
    display:grid;grid-template-columns:52px 1fr;gap:14px;align-items:start;
    padding:18px 22px;border-bottom:1px solid #F1EDE6;position:relative;
    transition:background .22s ease;
  }
  .rank-item:last-child{border-bottom:0;}
  .rank-item::before{
    content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--red);
    transform:scaleY(0);transform-origin:top;transition:transform .25s ease;
  }
  .rank-item:hover{background:#FAF9F6;}
  .rank-item:hover::before{transform:scaleY(1);}
  .rank-no{
    font-family:"Oswald","Archivo",sans-serif;font-variant-numeric:tabular-nums;
    font-size:26px;line-height:1;font-weight:600;color:#CFC9BE;padding-top:2px;
    transition:color .22s ease;
  }
  .rank-item:hover .rank-no{color:var(--red);}
  .rank-item h3{font-size:16.5px;font-weight:700;line-height:1.55;}
  .rank-item:hover h3{color:var(--red);}
  .rank-item p{margin-top:6px;font-size:14.5px;color:var(--sub);line-height:1.7;}
  .rank-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:10px;}
  .tag{
    display:inline-block;padding:3px 10px;border-radius:var(--r-badge);background:var(--red-light);
    color:var(--red);font-size:12px;font-weight:600;
  }
  .tag-plain{background:#F1EDE6;color:var(--sub);}
  .time{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);}
  .time svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:1.6;}

  .card-stack{display:grid;gap:24px;}
  .card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);overflow:hidden;
    transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
  }
  .card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,69,43,.25);}
  .card-media{position:relative;aspect-ratio:16/9;background:var(--img);overflow:hidden;}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out;}
  .card:hover .card-media img{transform:scale(1.03);}
  .card-media .tag{position:absolute;left:14px;top:14px;background:#fff;color:var(--red);box-shadow:var(--sh-1);}
  .card-body{padding:20px 22px 24px;}
  .card-body h3{font-size:18px;font-weight:800;line-height:1.5;}
  .card:hover .card-body h3{color:var(--red);}
  .card-body p{margin-top:10px;font-size:14.5px;color:var(--sub);line-height:1.75;}
  .card-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:600;color:var(--red);}
  .card-link i{font-style:normal;transition:transform .22s ease;}
  .card:hover .card-link i{transform:translateX(4px);}

  /* ============ 赛历节奏 ============ */
  .rhythm{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .rhythm-grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;}
  @media (min-width:768px){ .rhythm-grid{grid-template-columns:1fr 1.25fr 1fr 1.15fr;} }
  .rhythm-cell{background:#fff;padding:24px 22px;transition:background .22s ease;}
  .rhythm-cell:hover{background:#FAF9F6;}
  .rhythm-cell b{display:block;font-family:"Oswald","Archivo",sans-serif;font-size:13px;letter-spacing:.08em;color:var(--red);}
  .rhythm-cell h3{margin-top:10px;font-size:17px;font-weight:800;}
  .rhythm-cell p{margin-top:8px;font-size:14.5px;color:var(--sub);line-height:1.72;}
  .rhythm-cell .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-right:8px;vertical-align:middle;}

  /* ============ 公告提示条 ============ */
  .notice{
    display:flex;gap:16px;align-items:flex-start;background:var(--red-light);border:1px solid rgba(242,69,43,.18);
    border-left:4px solid var(--red);border-radius:var(--r-card);padding:20px 22px;
  }
  .notice strong{display:block;font-size:16px;color:var(--red-dark);}
  .notice p{margin-top:6px;font-size:14.5px;color:var(--sub);line-height:1.75;}

  /* ============ FAQ ============ */
  .faq-wrap{max-width:900px;margin:0 auto;}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:12px;
    overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
  }
  .faq-item:hover{border-color:rgba(242,69,43,.25);box-shadow:var(--sh-1);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
    font-size:15.5px;font-weight:700;color:var(--ink);position:relative;
  }
  .faq-q::before{
    content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 3px 3px 0;
    background:var(--red);transform:scaleY(0);transition:transform .25s ease;
  }
  .faq-item.open .faq-q::before{transform:scaleY(1);}
  .faq-icon{
    flex-shrink:0;width:26px;height:26px;border-radius:8px;background:#F1EDE6;color:var(--sub);
    display:grid;place-items:center;font-size:16px;line-height:1;transition:transform .25s ease,background .25s ease,color .25s ease;
  }
  .faq-item.open .faq-icon{transform:rotate(45deg);background:var(--red);color:#fff;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
  .faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.78;color:var(--sub);}

  /* ============ CTA 条带 ============ */
  .cta-band{position:relative;overflow:hidden;background:var(--red);color:#fff;}
  .cta-band::before{
    content:"";position:absolute;top:-40%;left:-6%;width:38%;height:200%;background:rgba(255,255,255,.09);
    transform:rotate(18deg);pointer-events:none;
  }
  .cta-inner{position:relative;z-index:2;display:grid;gap:24px;padding:52px 0;}
  @media (min-width:1024px){ .cta-inner{grid-template-columns:1fr 1fr;align-items:center;gap:48px;} }
  .cta-inner h2{font-size:27px;font-weight:800;line-height:1.35;}
  .cta-inner p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.86);}
  .subscribe{display:flex;flex-wrap:wrap;gap:10px;}
  .subscribe input{
    flex:1 1 220px;height:46px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.4);
    background:rgba(255,255,255,.14);color:#fff;padding:0 16px;font-size:15px;
  }
  .subscribe input::placeholder{color:rgba(255,255,255,.68);}
  .subscribe input:focus{background:#fff;color:var(--ink);border-color:#fff;outline:none;}
  .subscribe button{
    height:46px;padding:0 26px;border-radius:var(--r-btn);border:0;background:var(--ink);color:#fff;
    font-weight:700;font-size:15px;cursor:pointer;transition:background .2s ease,transform .2s ease;
  }
  .subscribe button:hover{background:#000;transform:translateX(2px);}
  .cta-note{width:100%;margin-top:4px;font-size:12.5px;color:rgba(255,255,255,.78);}

  /* ============ 频道互链 ============ */
  .link-grid{display:grid;gap:20px;}
  @media (min-width:768px){ .link-grid{grid-template-columns:1fr 1fr 1.1fr;} }
  .link-card{
    display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);
    border-radius:var(--r-card);padding:24px 22px;box-shadow:var(--sh-1);
    transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  }
  .link-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,69,43,.25);}
  .link-card .kicker{font-family:"Oswald","Archivo",sans-serif;font-size:12.5px;letter-spacing:.1em;color:var(--red);}
  .link-card h3{font-size:18px;font-weight:800;}
  .link-card p{font-size:14.5px;color:var(--sub);line-height:1.72;}
  .link-card span.arrow{margin-top:auto;font-size:14px;font-weight:600;color:var(--red);display:inline-flex;align-items:center;gap:6px;}
  .link-card:hover span.arrow i{transform:translateX(4px);}
  .link-card span.arrow i{font-style:normal;transition:transform .22s ease;}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--ink);color:#B9BDC4;padding:64px 0 28px;margin-top:0;}
  .footer-grid{display:grid;gap:34px;}
  @media (min-width:768px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px;} }
  .site-footer h3{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:14px;}
  .site-footer p{font-size:14px;line-height:1.78;color:#9DA2AA;}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
  .footer-brand strong{color:#fff;font-size:17px;}
  .site-footer .brand-mark{background:var(--red);}
  .footer-links{display:flex;flex-direction:column;gap:10px;}
  .footer-links a{font-size:14px;color:#B9BDC4;transition:color .2s ease;}
  .footer-links a:hover{color:var(--lime);}
  .footer-foot{
    margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#8A8F98;
  }

  /* 回到顶部 */
  .to-top{
    position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:50%;border:0;
    background:var(--ink);color:#fff;display:grid;place-items:center;cursor:pointer;z-index:65;
    opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease,background .2s ease;
    box-shadow:var(--sh-2);
  }
  .to-top.show{opacity:1;pointer-events:auto;}
  .to-top:hover{background:var(--red);transform:translateY(-2px);}
  .to-top svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;}

/* roulang page: category2 */
:root{
  --brand:#F2452B;
  --brand-dark:#C43018;
  --brand-soft:#FDEDE9;
  --lime:#C9F24B;
  --ink:#14161A;
  --ink-2:#5C5F66;
  --ink-3:#8A8F98;
  --bg:#F7F5F1;
  --card:#FFFFFF;
  --line:#E7E3DC;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow-1:0 1px 2px rgba(20,22,26,.06);
  --shadow-2:0 14px 34px -14px rgba(20,22,26,.22);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.8;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.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;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 16px;}
@media(min-width:1024px){.container{padding:0 32px;}}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,241,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{background:rgba(255,255,255,.94);box-shadow:0 8px 22px -18px rgba(20,22,26,.5);}
.header-top-inner{display:flex;align-items:center;gap:18px;padding:14px 0;transition:padding .25s ease;}
.site-header.scrolled .header-top-inner{padding:9px 0;}
.brand{display:flex;align-items:center;gap:11px;flex:none;}
.brand-mark{
  width:38px;height:38px;flex:none;display:grid;place-items:center;
  background:var(--brand);color:#fff;font-weight:800;font-size:19px;
  border-radius:10px;clip-path:polygon(0 0,100% 0,100% 72%,86% 100%,0 100%);
  transition:transform .25s ease;
}
.brand:hover .brand-mark{transform:translateX(2px);}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:17px;letter-spacing:.01em;font-weight:800;}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--ink-3);letter-spacing:.16em;}
.search{display:none;flex:1;max-width:420px;margin-left:auto;position:relative;}
.search input{
  width:100%;height:44px;padding:0 92px 0 16px;
  border:1px solid var(--line);border-radius:999px;background:#fff;
  color:var(--ink);font-size:14.5px;transition:border-color .2s,box-shadow .2s;
}
.search input::placeholder{color:var(--ink-3);}
.search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(242,69,43,.14);}
.search-btn{
  position:absolute;right:4px;top:4px;height:36px;padding:0 20px;border:0;cursor:pointer;
  border-radius:999px;background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  transition:background .2s,transform .2s;
}
.search-btn:hover{background:var(--brand-dark);transform:translateX(2px);}
.search-btn:active{transform:translateY(1px);}
.menu-toggle{
  margin-left:auto;width:44px;height:44px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);border-radius:12px;cursor:pointer;
}
.burger{display:flex;flex-direction:column;gap:4px;}
.burger i{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s;}
.hotwords-row{display:flex;align-items:center;gap:12px;padding:0 16px 10px;overflow:hidden;max-height:60px;transition:max-height .25s ease,opacity .25s ease,padding .25s ease;}
@media(min-width:1024px){.hotwords-row{padding:0 32px 10px;}}
.site-header.scrolled .hotwords-row{max-height:0;opacity:0;padding-bottom:0;}
.hot-label{flex:none;font-size:12px;font-weight:700;color:var(--brand);letter-spacing:.1em;}
.hot-list{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;}
.hot-list::-webkit-scrollbar{display:none;}
.hot-list a{
  flex:none;font-size:13px;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  padding:5px 13px;border-radius:999px;transition:.2s;white-space:nowrap;
}
.hot-list a:hover{background:var(--brand-soft);color:var(--brand);border-color:rgba(242,69,43,.3);}
.header-channels{border-top:1px solid var(--line);background:rgba(255,255,255,.6);}
.channels{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none;}
.channels::-webkit-scrollbar{display:none;}
.channel{
  position:relative;flex:none;padding:13px 0 15px;margin-right:30px;
  font-size:15.5px;font-weight:600;color:var(--ink-2);white-space:nowrap;transition:color .2s;
}
.channel:hover{color:var(--brand);}
.channel.active{color:var(--brand);}
.channel.active::after{content:"";position:absolute;left:0;bottom:8px;width:100%;height:3px;background:var(--brand);border-radius:2px;}
@media(min-width:1024px){
  .search{display:block;}
  .menu-toggle{display:none;}
}

/* ---------- 移动端抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:120;pointer-events:none;}
.drawer::before{content:"";position:absolute;inset:0;background:rgba(20,22,26,.5);opacity:0;transition:opacity .25s;}
.drawer-panel{
  position:absolute;top:0;right:0;height:100%;width:min(88vw,360px);background:#fff;
  transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;overflow-y:auto;
}
.drawer.open{pointer-events:auto;}
.drawer.open::before{opacity:1;}
.drawer.open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:16px;}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;font-size:16px;color:var(--ink);}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;padding:0 20px;font-size:15.5px;font-weight:600;
  color:var(--ink-2);border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--brand);box-shadow:inset 3px 0 0 var(--brand);background:var(--brand-soft);}
.drawer-search{padding:18px 20px;border-bottom:1px solid var(--line);}
.drawer-search input{width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-input);background:#fff;}
.drawer-hot{padding:18px 20px;display:flex;flex-wrap:wrap;gap:8px;}
.drawer-hot a{font-size:13px;color:var(--ink-2);border:1px solid var(--line);border-radius:999px;padding:6px 13px;}

/* ---------- 频道头 ---------- */
.cat-hero{
  position:relative;color:#fff;padding:44px 0 0;
  background-image:linear-gradient(180deg,rgba(20,22,26,.78),rgba(20,22,26,.9)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.68);}
.crumb a:hover{color:var(--lime);}
.crumb span[aria-current]{color:#fff;}
.cat-hero h1{
  margin-top:22px;font-size:32px;line-height:1.2;font-weight:800;letter-spacing:-.02em;
  max-width:760px;
}
.cat-hero h1::after{content:"";display:block;width:64px;height:4px;background:var(--brand);border-radius:2px;margin-top:18px;}
.hero-lead{margin-top:22px;max-width:660px;font-size:16.5px;color:rgba(255,255,255,.86);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-tags span{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);color:#fff;
}
.hero-stats{
  margin-top:44px;background:#fff;color:var(--ink);border-radius:var(--r-card);
  box-shadow:var(--shadow-2);display:grid;grid-template-columns:1fr;overflow:hidden;
  transform:translateY(1px);
}
@media(min-width:640px){.hero-stats{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.hero-stats{grid-template-columns:repeat(4,1fr);}}
.stat{padding:22px 24px;border-top:1px solid var(--line);position:relative;}
@media(min-width:640px){.stat{border-left:1px solid var(--line);}}
.stat strong{display:block;font-size:32px;font-weight:800;line-height:1.1;}
.stat strong em{font-style:normal;font-size:15px;font-weight:600;color:var(--ink-3);margin-left:4px;}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:var(--ink-2);}
.dot-lime{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-right:7px;vertical-align:middle;}

/* ---------- 板块通用 ---------- */
.section{padding:56px 0;}
@media(min-width:1024px){.section{padding:92px 0;}}
.section-head{margin-bottom:34px;}
@media(min-width:1024px){.section-head{margin-bottom:48px;}}
.eyebrow{display:inline-flex;align-items:center;font-size:12.5px;font-weight:700;color:var(--brand);letter-spacing:.14em;}
.eyebrow::before{content:"";width:3px;height:14px;background:var(--brand);border-radius:2px;margin-right:9px;}
.section-head h2{margin-top:14px;font-size:26px;font-weight:700;letter-spacing:-.01em;}
@media(min-width:1024px){.section-head h2{font-size:31px;}}
.section-head p{margin-top:12px;max-width:680px;color:var(--ink-2);font-size:15.5px;}

/* ---------- 交错图文带 ---------- */
.band-list{display:flex;flex-direction:column;}
.band{
  display:grid;grid-template-columns:1fr;gap:22px;align-items:center;
  padding:30px 0;border-top:1px dashed var(--line);
}
.band:first-child{border-top:0;padding-top:0;}
@media(min-width:900px){
  .band{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:54px;padding:38px 0;}
  .band.reverse .band-media{order:2;}
  .band.reverse .band-text{order:1;}
}
.band-media{position:relative;}
.band-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-card);
  box-shadow:var(--shadow-1);transition:transform .35s ease;
}
.band-media:hover img{transform:scale(1.02);}
.band-media .idx{
  position:absolute;left:16px;bottom:14px;font-size:34px;font-weight:800;color:#fff;
  line-height:1;text-shadow:0 4px 18px rgba(20,22,26,.45);letter-spacing:-.03em;
}
.band-text h3{font-size:21px;font-weight:700;line-height:1.45;letter-spacing:-.01em;}
.band-text .chip{
  display:inline-block;font-size:12px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:6px;padding:4px 10px;margin-bottom:14px;
}
.band-text p{margin-top:14px;color:var(--ink-2);font-size:15.8px;}
.band-text p + p{margin-top:10px;padding-top:10px;border-top:1px solid var(--line);}

/* ---------- 装备区块 ---------- */
.notice{
  display:flex;gap:14px;align-items:flex-start;background:var(--brand-soft);
  border-left:4px solid var(--brand);border-radius:12px;padding:16px 20px;margin-bottom:30px;
}
.notice strong{color:var(--brand-dark);flex:none;font-size:14px;}
.notice p{font-size:14.5px;color:var(--ink-2);}
.gear-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media(min-width:768px){.gear-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1100px){.gear-grid{grid-template-columns:1.4fr 1fr 1fr;}}
.gear-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.gear-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(242,69,43,.25);}
.gear-card:hover img{transform:scale(1.03);}
.gear-thumb{overflow:hidden;background:#E7E3DC;}
.gear-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.gear-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.gear-body h3{font-size:18.5px;font-weight:700;}
.gear-body p{margin-top:10px;color:var(--ink-2);font-size:14.8px;flex:1;}
.gear-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);}
.gear-meta time{font-size:13px;color:var(--ink-3);}
.gear-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.gear-link i{font-style:normal;transition:transform .25s ease;}
.gear-link:hover i{transform:translateX(4px);}

/* ---------- 流程 ---------- */
.flow{background:var(--ink);color:#fff;border-radius:22px;padding:36px 24px;}
@media(min-width:900px){.flow{padding:56px 48px;}}
.flow h2{font-size:26px;font-weight:700;letter-spacing:-.01em;}
@media(min-width:1024px){.flow h2{font-size:31px;}}
.flow > p{margin-top:12px;color:rgba(255,255,255,.7);max-width:640px;font-size:15.5px;}
.steps{display:grid;grid-template-columns:1fr;gap:26px;margin-top:38px;}
@media(min-width:768px){.steps{grid-template-columns:repeat(4,1fr);gap:22px;}}
.step{position:relative;padding-top:22px;border-top:2px solid rgba(255,255,255,.14);}
.step::before{content:"";position:absolute;top:-2px;left:0;width:34px;height:2px;background:var(--brand);}
.step b{display:block;font-size:30px;font-weight:800;color:var(--lime);line-height:1;letter-spacing:-.03em;}
.step h3{margin-top:14px;font-size:16.5px;font-weight:700;}
.step p{margin-top:9px;font-size:14.5px;color:rgba(255,255,255,.68);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:14px;
  overflow:hidden;transition:border-color .25s ease;
}
.faq-head{margin:0;font-size:inherit;font-weight:inherit;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:15.6px;font-weight:600;color:var(--ink);
}
.faq-icon{flex:none;font-size:19px;color:var(--brand);line-height:1;transition:transform .25s ease;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px;}
.faq-a p{font-size:15px;line-height:1.75;color:var(--ink-2);}
.faq-item.open{border-color:rgba(242,69,43,.3);box-shadow:inset 4px 0 0 var(--brand);}
.faq-item.open .faq-icon{transform:rotate(45deg);}
.faq-item.open .faq-a{max-height:340px;padding-bottom:20px;}

/* ---------- 频道互链 ---------- */
.cross-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:880px){.cross-grid{grid-template-columns:repeat(3,1fr);}}
.cross-card{
  display:flex;flex-direction:column;justify-content:space-between;gap:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.cross-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(242,69,43,.25);}
.cross-card span{font-size:12.5px;font-weight:700;color:var(--brand);letter-spacing:.12em;}
.cross-card h3{margin-top:10px;font-size:19px;font-weight:700;}
.cross-card p{margin-top:10px;font-size:14.6px;color:var(--ink-2);}
.cross-card .go{font-size:14px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:7px;}
.cross-card .go i{font-style:normal;transition:transform .25s ease;}
.cross-card:hover .go{color:var(--brand);}
.cross-card:hover .go i{transform:translateX(4px);}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;background:var(--brand);color:#fff;
  border-radius:22px;padding:38px 24px;
}
@media(min-width:900px){.cta{padding:52px 48px;}}
.cta::after{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;
  background:rgba(255,255,255,.12);transform:rotate(45deg);border-radius:28px;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:26px;align-items:center;}
@media(min-width:900px){.cta-inner{grid-template-columns:1.2fr 1fr;gap:48px;}}
.cta h2{font-size:25px;font-weight:800;letter-spacing:-.01em;}
@media(min-width:1024px){.cta h2{font-size:29px;}}
.cta p{margin-top:12px;color:rgba(255,255,255,.88);font-size:15.5px;max-width:520px;}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;}
.cta-form input{
  flex:1 1 220px;height:46px;padding:0 16px;border:1px solid rgba(255,255,255,.5);
  border-radius:var(--r-input);background:rgba(255,255,255,.95);color:var(--ink);font-size:15px;
}
.cta-form input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.35);}
.cta-form button{
  height:46px;padding:0 26px;border:0;border-radius:var(--r-btn);cursor:pointer;
  background:var(--ink);color:#fff;font-weight:700;font-size:15px;
  transition:transform .2s ease,background .2s ease;
}
.cta-form button:hover{background:#000;transform:translateX(2px);}
.cta-form button:active{transform:translateY(1px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#B9BDC4;margin-top:72px;padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{width:34px;height:34px;font-size:17px;}
.footer-brand strong{font-size:16.5px;letter-spacing:.01em;}
.site-footer h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.site-footer p{font-size:14.4px;line-height:1.8;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14.4px;color:#B9BDC4;transition:color .2s ease;display:inline-block;}
.footer-links a:hover{color:var(--lime);}
.footer-foot{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13.4px;color:#8A8F98;
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:18px;bottom:22px;z-index:90;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:#fff;border:0;cursor:pointer;display:grid;place-items:center;
  font-size:17px;opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease;
  box-shadow:var(--shadow-2);
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);}

/* roulang page: category3 */
:root{
  --brand:#F2452B;
  --brand-dark:#C43018;
  --brand-soft:#FDEDE9;
  --ink:#14161A;
  --ink-2:#5C5F66;
  --ink-3:#8A8F98;
  --lime:#C9F24B;
  --bg:#F7F5F1;
  --card:#FFFFFF;
  --line:#E7E3DC;
  --ph:#E7E3DC;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(20,22,26,.06);
  --sh-2:0 14px 34px -14px rgba(20,22,26,.22);
  --nav-h:88px;
  --nav-h-sm:62px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-0.01em;line-height:1.3;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-family:"Oswald","PingFang SC",sans-serif;font-variant-numeric:tabular-nums;letter-spacing:0.01em;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,241,.96);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px -18px rgba(20,22,26,.45);
}
.topbar{display:flex;align-items:center;gap:22px;height:var(--nav-h);transition:height .25s ease;}
.site-header.is-scrolled .topbar{height:var(--nav-h-sm);}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:10px;background:var(--brand);
  display:grid;place-items:center;transform:skewX(-8deg);box-shadow:var(--sh-1);
  transition:transform .3s ease;
}
.brand:hover .brand-mark{transform:skewX(-8deg) translateY(-2px);}
.brand-mark span{transform:skewX(8deg);color:#fff;font-weight:800;font-size:20px;line-height:1;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:-0.02em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--ink-3);letter-spacing:.14em;}
.search-form{display:flex;align-items:center;gap:8px;flex:1;max-width:420px;margin-left:auto;}
.search-form input{
  height:44px;flex:1;min-width:0;padding:0 14px;border:1px solid var(--line);
  border-radius:var(--r-input);background:#fff;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-form input::placeholder{color:var(--ink-3);}
.search-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft);background:#fff;}
.search-form button{
  height:44px;padding:0 20px;border-radius:var(--r-input);background:var(--brand);color:#fff;
  font-weight:600;letter-spacing:.02em;transition:background .2s ease,transform .2s ease;
}
.search-form button:hover{background:var(--brand-dark);transform:translateX(2px);}
.search-form button:active{transform:translateX(2px) translateY(1px);}
.head-tools{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-input);border:1.5px solid var(--line);
  display:none;place-items:center;background:#fff;transition:border-color .2s ease,background .2s ease;
}
.icon-btn:hover{border-color:var(--ink);}
.chips-row{border-top:1px solid var(--line);}
.site-header.is-scrolled .chips-row{border-top-color:transparent;}
.chips-inner{display:flex;align-items:center;gap:10px;height:46px;overflow-x:auto;scrollbar-width:none;}
.chips-inner::-webkit-scrollbar{display:none;}
.chips-label{font-size:13px;color:var(--ink-3);flex-shrink:0;letter-spacing:.04em;}
.chip{
  flex-shrink:0;font-size:13px;padding:5px 13px;border-radius:999px;background:#fff;
  border:1px solid var(--line);color:var(--ink-2);transition:all .2s ease;white-space:nowrap;
}
.chip:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-soft);}
.channels-row{border-top:1px solid var(--line);}
.channels{display:flex;align-items:center;gap:6px;height:54px;overflow-x:auto;scrollbar-width:none;}
.channels::-webkit-scrollbar{display:none;}
.channel{
  position:relative;flex-shrink:0;padding:6px 14px;font-size:16px;font-weight:600;color:var(--ink-2);
  border-radius:8px;transition:color .2s ease,background .2s ease;white-space:nowrap;
}
.channel:hover{color:var(--brand);background:var(--brand-soft);}
.channel.active{color:var(--brand);}
.channel.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-2px;height:3px;border-radius:2px;background:var(--brand);
}
.channel-more{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);flex-shrink:0;}
.channel-more .dot-grid{display:grid;grid-template-columns:repeat(3,3px);gap:3px;}
.channel-more .dot-grid i{width:3px;height:3px;border-radius:50%;background:var(--ink-3);display:block;}

/* drawer */
.drawer-overlay{
  position:fixed;inset:0;background:rgba(20,22,26,.5);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-overlay.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(88vw,370px);background:#fff;z-index:95;
  transform:translateX(105%);transition:transform .3s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:22px 20px 30px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head strong{font-size:17px;font-weight:800;}
.drawer-close{width:44px;height:44px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;}
.drawer-close:hover{border-color:var(--ink);}
.drawer-search{display:flex;gap:8px;margin-bottom:18px;}
.drawer-search input{flex:1;height:44px;padding:0 13px;border:1px solid var(--line);border-radius:var(--r-input);}
.drawer-search button{height:44px;padding:0 16px;border-radius:var(--r-input);background:var(--brand);color:#fff;font-weight:600;}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;padding:0 12px;font-size:16px;font-weight:600;
  color:var(--ink-2);border-bottom:1px solid var(--line);position:relative;
}
.drawer-nav a.active{color:var(--brand);}
.drawer-nav a.active::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--brand);
}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-btn);font-weight:600;font-size:15.5px;
  transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px -14px rgba(242,69,43,.85);}
.btn-primary:hover{background:var(--brand-dark);transform:translateX(2px);}
.btn-primary:active{transform:translateX(2px) translateY(1px);}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:var(--ink);color:#fff;}
.btn-pill{border-radius:999px;}
.btn-light{background:#fff;color:var(--ink);border:1.5px solid var(--line);}
.btn-light:hover{border-color:var(--brand);color:var(--brand);}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);
  border-bottom:1px solid transparent;transition:border-color .2s ease;
}
.text-link span{transition:transform .2s ease;}
.text-link:hover{border-bottom-color:var(--brand);}
.text-link:hover span{transform:translateX(4px);}

/* ---------- Breadcrumb ---------- */
.crumb{padding:22px 0 6px;font-size:13.5px;color:var(--ink-3);}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li::after{content:"/";color:var(--line);}
.crumb li:last-child::after{content:"";}
.crumb a:hover{color:var(--brand);}
.crumb .current{color:var(--ink);font-weight:600;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;margin-top:16px;border-radius:22px;overflow:hidden;
  background-image:linear-gradient(105deg,rgba(20,22,26,.9) 0%,rgba(20,22,26,.72) 52%,rgba(242,69,43,.55) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:60px 48px 54px;color:#fff;
}
.cat-hero::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:300px;height:300px;
  background:linear-gradient(135deg,rgba(201,242,75,.16),rgba(201,242,75,0));
  transform:rotate(45deg);pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:44px;align-items:end;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.12em;
  padding:5px 13px;border-radius:var(--r-badge);background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);margin-bottom:20px;
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:block;}
.cat-hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:800;letter-spacing:-0.02em;line-height:1.14;margin-bottom:18px;}
.cat-hero h1 mark{background:none;color:var(--lime);}
.hero-sub{font-size:17px;color:rgba(255,255,255,.82);max-width:560px;margin-bottom:26px;}
.hero-sub strong{color:#fff;font-weight:600;border-bottom:2px solid var(--brand);padding-bottom:1px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-panel{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:var(--r-card);
  padding:22px 22px 18px;backdrop-filter:blur(2px);
}
.hero-panel h2{font-size:14px;letter-spacing:.08em;color:rgba(255,255,255,.75);font-weight:600;margin-bottom:14px;}
.hero-stat{display:flex;align-items:baseline;gap:10px;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.18);}
.hero-stat:last-of-type{border-bottom:none;}
.hero-stat b{font-size:30px;font-weight:700;color:var(--lime);line-height:1;}
.hero-stat span{font-size:14px;color:rgba(255,255,255,.85);}

/* ---------- Sections ---------- */
section{position:relative;}
.section{padding:88px 0 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:34px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;letter-spacing:.14em;color:var(--brand);font-weight:600;margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand);}
.section-head h2{font-size:clamp(24px,2.7vw,32px);font-weight:700;}
.section-head p{color:var(--ink-2);font-size:15.5px;max-width:560px;margin-top:10px;}

/* ---------- Notice bar ---------- */
.notice{
  display:flex;gap:18px;align-items:flex-start;background:var(--brand-soft);
  border-radius:var(--r-card);padding:22px 26px 22px 22px;border-left:5px solid var(--brand);
  margin-top:26px;
}
.notice-badge{
  flex-shrink:0;font-size:12.5px;font-weight:700;letter-spacing:.06em;color:#fff;background:var(--brand);
  border-radius:var(--r-badge);padding:4px 10px;margin-top:4px;
}
.notice h2{font-size:17px;font-weight:700;margin-bottom:6px;}
.notice p{font-size:15px;color:#7a4034;margin:0;}
.notice .num{color:var(--brand-dark);font-weight:600;}

/* ---------- Service cards ---------- */
.services-grid{display:grid;grid-template-columns:minmax(0,1.38fr) minmax(0,1fr);gap:24px;}
.services-row{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:24px;margin-top:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .35s cubic-bezier(.2,.7,.3,1),box-shadow .35s ease,border-color .35s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,69,43,.25);}
.card-media{position:relative;background:var(--ph);overflow:hidden;aspect-ratio:16/9;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out;}
.card:hover .card-media img{transform:scale(1.03);}
.card-media .chip{
  position:absolute;left:14px;top:14px;background:var(--brand-soft);color:var(--brand);
  border-color:transparent;font-weight:600;
}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:20px;font-weight:700;margin-bottom:10px;transition:color .2s ease;}
.card:hover .card-body h3{color:var(--brand);}
.card-body p{font-size:15px;color:var(--ink-2);margin-bottom:16px;}
.card-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--ink-3);margin-top:auto;padding-top:14px;border-top:1px solid var(--line);}
.card-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.card-lead .card-media{aspect-ratio:21/9;}
.card-lead .card-body h3{font-size:24px;}
.card-lead .card-body p{font-size:15.5px;}
.key-list{margin:0 0 18px;display:grid;gap:9px;}
.key-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--ink-2);}
.key-list li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;
  background:var(--brand-soft);border:2px solid var(--brand);
}
.card-small .card-media{aspect-ratio:4/3;}

/* ---------- Flow ---------- */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:flow;}
.flow-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px 24px;
  position:relative;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,69,43,.25);}
.flow-num{
  font-size:34px;font-weight:700;color:var(--line);line-height:1;margin-bottom:14px;display:block;
}
.flow-item:hover .flow-num{color:var(--brand);}
.flow-item h3{font-size:18px;margin-bottom:8px;}
.flow-item p{font-size:14.5px;color:var(--ink-2);margin:0;}
.flow-item::after{
  content:"";position:absolute;top:42px;right:-13px;width:14px;height:2px;background:var(--line);
}
.flow-item:last-child::after{display:none;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:12px;
  overflow:hidden;position:relative;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand);
  transform:scaleY(0);transform-origin:top;transition:transform .28s ease;
}
.faq-item.is-open{border-color:rgba(242,69,43,.35);box-shadow:var(--sh-1);}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:15.5px;font-weight:600;color:var(--ink);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--line);
  display:grid;place-items:center;transition:transform .25s ease,background .25s ease,border-color .25s ease;
}
.faq-icon::before{content:"";width:10px;height:2px;background:var(--ink-2);border-radius:1px;}
.faq-icon::after{
  content:"";position:absolute;width:2px;height:10px;background:var(--ink-2);border-radius:1px;
  transition:opacity .2s ease;
}
.faq-icon{position:relative;}
.faq-item.is-open .faq-icon{background:var(--brand);border-color:var(--brand);transform:rotate(180deg);}
.faq-item.is-open .faq-icon::before{background:#fff;}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a p{padding:0 24px 22px 24px;font-size:15px;line-height:1.75;color:var(--ink-2);margin:0;}

/* ---------- CTA ---------- */
.cta-band{
  margin-top:88px;border-radius:22px;overflow:hidden;position:relative;
  background-image:linear-gradient(100deg,rgba(20,22,26,.94) 0%,rgba(20,22,26,.8) 55%,rgba(196,48,24,.7) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;color:#fff;padding:52px 48px;
}
.cta-band::before{
  content:"";position:absolute;left:-40px;top:-40px;width:180px;height:180px;
  background:var(--brand);opacity:.22;transform:rotate(45deg);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:40px;align-items:center;}
.cta-band h2{font-size:clamp(23px,2.6vw,30px);margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.8);font-size:15.5px;margin:0;}
.subscribe{display:flex;gap:10px;flex-wrap:wrap;}
.subscribe input{
  flex:1;min-width:180px;height:48px;padding:0 15px;border-radius:var(--r-input);
  border:1.5px solid rgba(255,255,255,.28);background:rgba(255,255,255,.1);color:#fff;
  transition:border-color .2s ease,background .2s ease;
}
.subscribe input::placeholder{color:rgba(255,255,255,.6);}
.subscribe input:focus{outline:none;border-color:var(--lime);background:rgba(255,255,255,.16);}
.subscribe button{min-height:48px;padding:0 26px;border-radius:var(--r-input);background:var(--brand);color:#fff;font-weight:600;transition:background .2s ease,transform .2s ease;}
.subscribe button:hover{background:var(--brand-dark);transform:translateX(2px);}

/* ---------- Channel cross ---------- */
.cross-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.cross-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.cross-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,69,43,.25);}
.cross-card .tag{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--r-badge);padding:3px 10px;margin-bottom:14px;
}
.cross-card h3{font-size:19px;margin-bottom:8px;transition:color .2s ease;}
.cross-card:hover h3{color:var(--brand);}
.cross-card p{font-size:14.5px;color:var(--ink-2);margin:0;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#B9BDC4;margin-top:96px;padding:66px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-mark{width:36px;height:36px;}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800;letter-spacing:-0.01em;}
.site-footer p{font-size:14px;line-height:1.85;}
.site-footer h3{color:#fff;font-size:15.5px;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:#B9BDC4;transition:color .2s ease,transform .2s ease;display:inline-block;}
.footer-links a:hover{color:var(--lime);transform:translateX(3px);}
.footer-foot{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:#8A8F98;
}

/* ---------- To top ---------- */
#toTop{
  position:fixed;right:24px;bottom:28px;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:#fff;display:grid;place-items:center;z-index:70;
  opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s ease;box-shadow:var(--sh-2);
}
#toTop.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
#toTop:hover{background:var(--brand);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .search-form{max-width:280px;}
  .cat-hero{padding:48px 34px 44px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;align-items:start;}
  .services-grid{grid-template-columns:1fr;}
  .services-row{grid-template-columns:1fr 1fr;}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow-item::after{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .cta-grid{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .search-form{display:none;}
  .icon-btn{display:grid;}
  .channels{height:auto;padding:10px 0;gap:4px;}
  .channel{padding:8px 11px;font-size:15px;}
  .channel.active::after{left:11px;right:11px;}
  .channel-more{display:none;}
  .section{padding:64px 0 0;}
  .cat-hero{border-radius:18px;padding:38px 22px 36px;margin-top:12px;}
  .cat-hero h1{font-size:clamp(27px,8vw,34px);}
  .hero-actions .btn{width:100%;}
  .services-row{grid-template-columns:1fr;}
  .cross-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .notice{flex-direction:column;gap:10px;}
  .cta-band{padding:38px 22px;border-radius:18px;margin-top:64px;}
  .subscribe button{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:52px 0 22px;margin-top:72px;}
  .card-lead .card-body h3{font-size:21px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text em{display:none;}
  .faq-q{padding:17px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 20px 18px;}
  .card-body{padding:18px 18px 20px;}
}