/* roulang page: index */
:root{
  --c-ink:#0B2A24;
  --c-ink-2:#16453B;
  --c-accent:#C9F24D;
  --c-hot:#FF5C2B;
  --c-bg:#F4F6F2;
  --c-surface:#FFFFFF;
  --c-line:#DDE5DF;
  --c-text:#16221E;
  --c-muted:#5B6B64;
  --c-soft:#EDF3EC;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(11,42,36,.06);
  --shadow-2:0 8px 24px -12px rgba(11,42,36,.18);
  --sp-1:4px;
  --sp-2:8px;
  --sp-3:12px;
  --sp-4:16px;
  --sp-5:24px;
  --sp-6:32px;
  --sp-7:48px;
  --sp-8:72px;
  --font:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans 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(--c-bg);
  color:var(--c-text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{line-height:1.3;font-weight:800;letter-spacing:-.01em}
p{margin-bottom:20px}
p:last-child{margin-bottom:0}
:focus-visible{outline:2px solid var(--c-ink);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.nums{font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.02em}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;transition:all .25s ease;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-accent);color:var(--c-ink);border-color:var(--c-accent)}
.btn--primary:hover{background:#B7E337;box-shadow:var(--shadow-2)}
.btn--outline{background:transparent;color:var(--c-ink);border-color:var(--c-ink)}
.btn--outline:hover{background:var(--c-ink);color:#fff}
.btn--dark{background:var(--c-ink);color:#fff;border-color:var(--c-ink)}
.btn--dark:hover{background:var(--c-ink-2)}
.btn--sm{height:44px;padding:0 18px;font-size:14px}
.btn--xs{height:32px;padding:0 14px;font-size:13px;border-radius:var(--radius-btn)}
.btn--block{width:100%}
.btn[disabled]{opacity:.4;cursor:not-allowed}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-ink);
  border-bottom:2px solid var(--c-accent);padding-bottom:2px;transition:gap .25s ease;
}
.link-more:hover{gap:12px}

/* ---------- pills ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:700;line-height:1.7;
}
.pill--preview{background:var(--c-accent);color:var(--c-ink)}
.pill--live{background:var(--c-hot);color:#fff}
.pill--replay{background:#E6EAE5;color:#4A564F}
.pill--hot{background:var(--c-hot);color:#fff}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--c-bg);
  border-bottom:1px solid transparent;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:rgba(244,246,242,.92);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom-color:var(--c-line);
  box-shadow:var(--shadow-1);
}
.header-inner{display:flex;align-items:center;gap:24px;height:76px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand__mark{
  width:34px;height:34px;border-radius:10px;background:var(--c-ink);
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand__mark svg{width:20px;height:20px}
.brand__text{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:-.02em}
.nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1}
.nav__link{
  position:relative;padding:9px 12px;border-radius:6px;
  font-size:15px;font-weight:600;color:var(--c-text);
  transition:background .2s ease,color .2s ease;
}
.nav__link:hover{background:#E3EFD6;color:var(--c-ink)}
.nav__link.is-active{font-weight:700;color:var(--c-ink)}
.nav__link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-accent);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--c-line);
  background:var(--c-surface);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,42,36,.45);z-index:70;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84%;max-width:340px;z-index:80;
  background:var(--c-surface);transform:translateX(102%);transition:transform .32s ease;
  display:flex;flex-direction:column;padding:24px 20px;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer__close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);font-size:20px;line-height:1;color:var(--c-ink)}
.drawer__link{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;
  font-size:16px;font-weight:600;border-bottom:1px solid var(--c-line);
}
.drawer__link.is-active{background:var(--c-soft);color:var(--c-ink);font-weight:700}
.drawer__cta{margin-top:auto;padding-top:20px}

/* ---------- hero ---------- */
.hero{padding:48px 0 0;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-140px;right:-120px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(11,42,36,.08);pointer-events:none;
}
.hero__grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;position:relative}
.hero__cover{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  background:linear-gradient(135deg,#16453B,#0B2A24);box-shadow:var(--shadow-1);
}
.ratio-16x9{aspect-ratio:16/9;width:100%}
.hero__cover img{width:100%;height:100%;object-fit:cover}
.hero__badge{position:absolute;top:14px;left:14px}
.hero__meta{
  position:absolute;left:0;right:0;bottom:0;
  display:grid;grid-template-columns:repeat(4,1fr);gap:8px;
  padding:14px 16px;background:linear-gradient(0deg,rgba(11,42,36,.86),rgba(11,42,36,.05));
}
.hero__meta-item{color:#DCE7DE;font-size:13px}
.hero__meta-item b{display:block;color:#fff;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.countdown{margin-bottom:20px}
.countdown__label{font-size:13px;font-weight:700;color:var(--c-muted);letter-spacing:.08em;margin-bottom:10px}
.countdown__grid{display:flex;gap:10px}
.countdown__cell{
  width:72px;height:72px;border-radius:8px;background:var(--c-ink);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
}
.countdown__num{
  color:var(--c-accent);font-size:26px;font-weight:800;line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.countdown__unit{font-size:11px;color:#B9C9BE}
.hero h1{font-size:clamp(32px,5vw,44px);margin-bottom:14px}
.hero__sub{font-size:17px;color:var(--c-muted);max-width:34ch;margin-bottom:20px}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px}
.hero__stats{
  display:flex;gap:24px;margin-top:26px;padding-top:20px;border-top:1px solid var(--c-line);
}
.hero__stat b{display:block;font-size:22px;color:var(--c-ink);font-variant-numeric:tabular-nums}
.hero__stat span{font-size:13px;color:var(--c-muted)}

/* ---------- section ---------- */
.section{padding:72px 0}
.section--tight{padding:48px 0}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.section__title{font-size:32px}
.section__sub{font-size:15px;color:var(--c-muted);margin-top:8px}
@media(max-width:767px){.section__title{font-size:24px}}

/* ---------- highlight rows ---------- */
.highlight-list{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden}
.highlight-row{
  display:grid;grid-template-columns:64px 1fr 2fr auto;align-items:center;gap:16px;
  min-height:64px;padding:14px 20px;border-bottom:1px solid var(--c-line);
  transition:background .22s ease;
}
.highlight-row:last-child{border-bottom:0}
.highlight-row:hover{background:var(--c-soft)}
.highlight-row__num{font-size:32px;font-weight:800;color:var(--c-ink);line-height:1;font-variant-numeric:tabular-nums}
.highlight-row__title{font-size:18px;font-weight:700}
.highlight-row__desc{font-size:14px;color:var(--c-muted)}
.highlight-row__tag{font-size:13px;color:var(--c-muted);white-space:nowrap;font-variant-numeric:tabular-nums}

/* ---------- news cards ---------- */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);transition:transform .28s ease,box-shadow .28s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.news-card__link{display:block;height:100%;padding-bottom:18px}
.news-card__cover{overflow:hidden;aspect-ratio:16/9;background:linear-gradient(135deg,#16453B,#0B2A24)}
.news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-card:hover .news-card__cover img{transform:scale(1.04)}
.news-card__body{padding:16px 18px 0}
.news-card__body .pill{margin-bottom:10px}
.news-card__title{
  font-size:18px;font-weight:700;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-card__title{color:var(--c-ink-2)}
.news-card__text{
  font-size:14px;color:var(--c-muted);margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__foot{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-muted);border-top:1px solid var(--c-line);padding-top:12px;
}
.news-card__arrow{color:var(--c-ink);font-weight:700;transition:transform .25s ease}
.news-card:hover .news-card__arrow{transform:translateX(4px)}
.empty-state{
  grid-column:1/-1;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  border:1px dashed var(--c-line);border-radius:var(--radius-card);background:var(--c-surface);padding:32px;text-align:center;
}
.empty-state svg{width:44px;height:44px;color:var(--c-muted)}
.empty-state p{font-size:14px;color:var(--c-muted);margin:0}

/* ---------- subscribe band ---------- */
.band{
  background:var(--c-ink);color:#fff;border-radius:var(--radius-card);
  padding:36px 40px;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;
}
.band h2{font-size:26px;margin-bottom:8px}
.band p{font-size:14px;color:#C3D2C9;margin:0}
.form-row{display:flex;gap:12px}
.field{flex:1}
.field__label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:#D9E5DC}
.field__input{
  width:100%;height:44px;padding:0 14px;border-radius:var(--radius-btn);
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.06);color:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
  -webkit-appearance:none;appearance:none;
}
.field__input::placeholder{color:rgba(255,255,255,.5)}
.field__input:focus{
  outline:none;border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.35);
}
.field__input.is-error{border-color:var(--c-hot);box-shadow:0 0 0 2px rgba(255,92,43,.25)}
.form-hint{font-size:13px;color:#A9BCB2;margin-top:10px}
.form-hint.is-error{color:#FFB59D}

/* ---------- entry grid ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.entry-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);transition:transform .28s ease,box-shadow .28s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.entry-card--wide{grid-column:span 2;flex-direction:row;align-items:center;gap:24px;padding:0;overflow:hidden}
.entry-card--wide .entry-card__cover{flex:0 0 46%;align-self:stretch}
.entry-card__cover{aspect-ratio:16/9;border-radius:var(--radius-img);overflow:hidden;background:linear-gradient(135deg,#16453B,#0B2A24)}
.entry-card--wide .entry-card__cover{aspect-ratio:auto;border-radius:0;min-height:220px}
.entry-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.entry-card:hover .entry-card__cover img{transform:scale(1.04)}
.entry-card__body{padding:0}
.entry-card--wide .entry-card__body{padding:28px 28px 28px 0;display:flex;flex-direction:column;gap:10px}
.entry-card__title{font-size:22px}
.entry-card__text{font-size:14px;color:var(--c-muted);margin:0}
.entry-card__count{font-size:13px;color:var(--c-muted);font-variant-numeric:tabular-nums}
.entry-card__go{font-size:14px;font-weight:700;color:var(--c-ink)}

/* ---------- FAQ ---------- */
.faq{max-width:840px;display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{border-left:3px solid var(--c-accent);box-shadow:var(--shadow-1)}
.faq-item__q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;text-align:left;font-size:18px;font-weight:700;color:var(--c-text);
}
.faq-item__q:hover{color:var(--c-ink-2)}
.faq-item__icon{position:relative;width:16px;height:16px;flex-shrink:0}
.faq-item__icon::before,.faq-item__icon::after{
  content:"";position:absolute;background:var(--c-ink);border-radius:2px;transition:transform .25s ease;
}
.faq-item__icon::before{left:0;top:7px;width:16px;height:2px}
.faq-item__icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .faq-item__icon::after{transform:scaleY(0)}
.faq-item__a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.is-open .faq-item__a{max-height:460px}
.faq-item__a p{font-size:15px;line-height:1.8;color:var(--c-muted);padding:0 20px 20px}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--c-ink);border-radius:var(--radius-card);color:#fff;
  padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-band h2{font-size:28px;margin-bottom:8px}
.cta-band p{color:#C3D2C9;font-size:15px;margin:0}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:#C7D5CC;margin-top:72px;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-brand .brand__text{color:#fff}
.footer-brand .brand__mark{background:var(--c-accent)}
.footer-brand .brand__mark svg path{fill:var(--c-ink)}
.footer-brand p{font-size:14px;color:#A9BCB2;margin-top:14px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:#C7D5CC;transition:color .2s ease}
.footer-links a:hover{color:var(--c-accent)}
.footer-form .field__input{border-color:rgba(255,255,255,.22)}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#94A79C;
}
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:var(--c-accent);color:var(--c-ink);display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:50;
}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top svg{width:18px;height:18px}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 32px}
}
@media (max-width:1023px){
  .hero__grid{grid-template-columns:1fr;gap:28px}
  .news-list{grid-template-columns:repeat(2,1fr);gap:20px}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .entry-card--wide{grid-column:span 2}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .band{grid-template-columns:1fr;gap:20px;padding:28px}
}
@media (max-width:959px){
  .nav,.header-actions{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{justify-content:space-between;height:68px}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .hero{padding:28px 0 0}
  .hero__meta{grid-template-columns:repeat(2,1fr);gap:6px;padding:12px}
  .countdown__cell{width:auto;flex:1;height:64px}
  .hero__stats{gap:18px;flex-wrap:wrap}
  .hero__actions .btn{width:100%}
  .highlight-row{grid-template-columns:44px 1fr;gap:10px;padding:14px 16px}
  .highlight-row__num{font-size:24px}
  .highlight-row__desc,.highlight-row__tag{grid-column:2}
  .news-list{grid-template-columns:1fr;gap:16px}
  .entry-grid{grid-template-columns:1fr}
  .entry-card--wide{grid-column:span 1;flex-direction:column}
  .entry-card--wide .entry-card__cover{flex:none;width:100%;min-height:0;aspect-ratio:16/9;border-radius:0}
  .entry-card--wide .entry-card__body{padding:20px}
  .form-row{flex-direction:column}
  .form-row .btn{width:100%}
  .cta-band{padding:28px;flex-direction:column;align-items:flex-start}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .faq-item__q{font-size:16px;padding:14px 16px}
  .faq-item__a p{padding:0 16px 16px}
}
@media (max-width:520px){
  .brand__text{font-size:17px}
  .section__head{flex-direction:column;align-items:flex-start;gap:12px}
  .hero__stat b{font-size:19px}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --c-ink:#0B2A24;
  --c-ink-2:#16453B;
  --c-accent:#C9F24D;
  --c-accent-dark:#B4E03A;
  --c-hot:#FF5C2B;
  --c-bg:#F4F6F2;
  --c-surface:#FFFFFF;
  --c-line:#DDE5DF;
  --c-text:#16221E;
  --c-muted:#5B6B64;
  --c-soft:#E8EFE9;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(11,42,36,.06);
  --shadow-2:0 8px 24px -12px rgba(11,42,36,.18);
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:64px; --s9:96px;
  --font-cn:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --header-h:72px;
}
/* ============ 基础 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--c-ink);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.container--read{max-width:840px}
.section{padding:72px 0}
.section--tight{padding:56px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:var(--s4);margin-bottom:var(--s6)}
.section-head h2{font-size:32px;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:var(--c-ink)}
.section-head p{color:var(--c-muted);font-size:15px;margin-top:var(--s2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--c-ink);background:var(--c-accent);border-radius:var(--r-pill);padding:5px 14px;letter-spacing:.02em}
.text-link{font-size:14px;font-weight:700;color:var(--c-ink);border-bottom:1px solid transparent;transition:border-color .2s,color .2s}
.text-link:hover{border-color:var(--c-ink)}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--c-accent);color:var(--c-ink);box-shadow:var(--shadow-1)}
.btn--primary:hover{background:var(--c-accent-dark);transform:translateY(-2px);box-shadow:var(--shadow-2);color:var(--c-ink)}
.btn--outline{border-color:var(--c-ink);color:var(--c-ink);background:transparent}
.btn--outline:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--c-ink)}
.btn--light:hover{background:var(--c-accent);transform:translateY(-2px);color:var(--c-ink)}
.btn--sm{height:38px;padding:0 18px;font-size:14px}
.btn--xs{height:32px;padding:0 14px;font-size:13px}
.btn--block{width:100%}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none}
/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,246,242,.96);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:var(--shadow-1)}
.header__inner{display:flex;align-items:center;gap:var(--s5);min-height:var(--header-h)}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand__mark{width:34px;height:34px;border-radius:10px;background:var(--c-ink);display:grid;place-items:center}
.brand__mark svg{width:20px;height:20px}
.brand__text{font-size:18px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em}
.nav{display:flex;align-items:center;gap:2px;flex:1;justify-content:center}
.nav__link{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 14px;border-radius:6px;
  font-size:15px;font-weight:600;color:var(--c-text);
  transition:background-color .2s ease,color .2s ease;
}
.nav__link:hover{background:var(--c-soft);color:var(--c-ink)}
.nav__link.is-active{font-weight:700;color:var(--c-ink);box-shadow:inset 0 -2px 0 0 var(--c-accent)}
.header__actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px}
.drawer{
  position:fixed;top:0;right:0;z-index:80;
  width:84%;max-width:360px;height:100%;
  background:var(--c-surface);
  transform:translateX(105%);
  transition:transform .3s ease;
  display:flex;flex-direction:column;
  padding:20px 20px 24px;
  box-shadow:-16px 0 40px -20px rgba(11,42,36,.35);
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--s5)}
.drawer__close{width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--c-line);display:grid;place-items:center}
.drawer__close svg{width:18px;height:18px}
.drawer__nav{display:flex;flex-direction:column;flex:1}
.drawer__nav a{
  display:flex;align-items:center;height:48px;
  font-size:16px;font-weight:600;color:var(--c-text);
  border-bottom:1px solid var(--c-line);
}
.drawer__nav a.is-active{color:var(--c-ink);font-weight:800;box-shadow:inset 3px 0 0 0 var(--c-accent);padding-left:12px}
.drawer__foot{padding-top:var(--s5)}
.scrim{position:fixed;inset:0;z-index:70;background:rgba(11,42,36,.45);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}
.scrim.is-open{opacity:1;visibility:visible}
/* ============ 面包屑 ============ */
.breadcrumb{padding:22px 0 0}
.breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted)}
.breadcrumb__list li{display:flex;align-items:center;gap:8px}
.breadcrumb__list li+li::before{content:"";width:12px;height:1px;background:var(--c-line);display:inline-block}
.breadcrumb__list a{color:var(--c-muted);transition:color .2s}
.breadcrumb__list a:hover{color:var(--c-ink)}
.breadcrumb__list .is-current{color:var(--c-ink);font-weight:700}
/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  background-image:linear-gradient(rgba(11,42,36,.70),rgba(11,42,36,.70)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  color:#fff;
  border-radius:0;
  overflow:hidden;
}
.cat-hero__inner{display:grid;grid-template-columns:7fr 5fr;gap:var(--s7);align-items:end;padding:64px 0 56px}
.cat-hero__tag{display:inline-flex;align-items:center;gap:8px;background:var(--c-hot);color:#fff;font-size:12px;font-weight:700;border-radius:var(--r-pill);padding:5px 14px;letter-spacing:.04em}
.cat-hero h1{font-size:clamp(32px,5vw,44px);line-height:1.22;font-weight:800;letter-spacing:-.02em;margin-top:var(--s4);color:#fff}
.cat-hero__lead{margin-top:var(--s4);font-size:16px;line-height:1.8;color:rgba(255,255,255,.82);max-width:560px}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:var(--s6)}
.cat-hero .btn--outline{border-color:rgba(255,255,255,.6);color:#fff}
.cat-hero .btn--outline:hover{background:#fff;color:var(--c-ink);border-color:#fff}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.stat{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-card);
  padding:18px 16px;
}
.stat__num{display:block;font-size:30px;font-weight:800;line-height:1.1;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat__num em{font-size:14px;font-style:normal;font-weight:700;margin-left:2px}
.stat__label{display:block;margin-top:8px;font-size:13px;color:rgba(255,255,255,.78)}
/* ============ 时间轴 ============ */
.timeline{display:grid;gap:0}
.tl-item{position:relative;display:grid;grid-template-columns:120px 1fr;gap:var(--s5);padding-bottom:var(--s5)}
.tl-item::before{content:"";position:absolute;left:131px;top:10px;bottom:-2px;width:1px;background:var(--c-line)}
.tl-item::after{content:"";position:absolute;left:126px;top:11px;width:11px;height:11px;border-radius:50%;background:var(--c-surface);border:2px solid var(--c-line)}
.tl-item:last-child{padding-bottom:0}
.tl-item:last-child::before{display:none}
.tl-item.is-now::after{background:var(--c-accent);border-color:var(--c-ink)}
.tl-time{padding-top:2px;text-align:right;padding-right:12px}
.tl-time__h{font-size:26px;font-weight:800;line-height:1.1;color:var(--c-ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.tl-time__d{font-size:13px;color:var(--c-muted);margin-top:4px}
.tl-card{
  display:grid;grid-template-columns:220px 1fr;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-left:3px solid var(--c-accent);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.tl-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.tl-card.is-live{border-left-color:var(--c-hot)}
.tl-card__cover{position:relative;overflow:hidden;background:linear-gradient(135deg,#16453B,#0B2A24);min-height:152px}
.tl-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.tl-card:hover .tl-card__cover img{transform:scale(1.04)}
.tl-card__body{padding:20px 22px;display:flex;flex-direction:column;gap:10px}
.tl-card__meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tl-card__title{font-size:19px;font-weight:800;line-height:1.4;color:var(--c-ink)}
.tl-card__desc{font-size:14px;color:var(--c-muted);line-height:1.7}
.tl-card__facts{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:var(--c-muted);padding-top:2px}
.tl-card__facts b{color:var(--c-ink);font-weight:700;font-variant-numeric:tabular-nums}
.tl-card__foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:auto;padding-top:6px}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;border-radius:var(--r-pill);padding:4px 12px;line-height:1.5}
.tag--soon{background:var(--c-accent);color:var(--c-ink)}
.tag--live{background:var(--c-hot);color:#fff}
.tag--replay{background:var(--c-soft);color:#47574F}
.tag--plain{background:var(--c-soft);color:var(--c-ink)}
/* ============ 通用卡片网格 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
  padding:26px 24px;
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.card__icon{width:44px;height:44px;border-radius:12px;background:var(--c-ink);display:grid;place-items:center;margin-bottom:18px}
.card__icon svg{width:22px;height:22px}
.card h3{font-size:19px;font-weight:800;color:var(--c-ink);line-height:1.45}
.card p{margin-top:10px;font-size:14px;color:var(--c-muted);line-height:1.75}
/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:step}
.step{position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px 22px;box-shadow:var(--shadow-1)}
.step__num{font-size:32px;font-weight:800;color:var(--c-accent);-webkit-text-stroke:0;line-height:1;font-variant-numeric:tabular-nums}
.step h3{margin-top:14px;font-size:18px;font-weight:800;color:var(--c-ink)}
.step p{margin-top:8px;font-size:14px;color:var(--c-muted);line-height:1.75}
/* ============ 订阅带 ============ */
.subscribe-band{background:var(--c-ink);color:#fff;border-radius:var(--r-card);padding:40px;display:grid;grid-template-columns:1fr 1fr;gap:var(--s6);align-items:center}
.subscribe-band h2{font-size:28px;font-weight:800;line-height:1.35;color:#fff}
.subscribe-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.78);line-height:1.8}
.form-row{display:flex;gap:12px;align-items:flex-end}
.field{display:flex;flex-direction:column;gap:6px;flex:1}
.field__label{font-size:13px;font-weight:600;color:rgba(255,255,255,.86)}
.field__input{
  height:44px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.08);color:#fff;
  outline:none;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field__input::placeholder{color:rgba(255,255,255,.5)}
.field__input:focus{border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.35);background:rgba(255,255,255,.12)}
.field__input.is-error{border-color:var(--c-hot)}
.field__hint{margin-top:10px;font-size:13px;color:rgba(255,255,255,.62)}
.field__error{font-size:13px;color:var(--c-hot);margin-top:6px}
/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item[open]{box-shadow:var(--shadow-2);border-left:3px solid var(--c-accent)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;
  font-size:18px;font-weight:700;color:var(--c-ink);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex-shrink:0;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;font-size:18px;font-weight:700;
  background:var(--c-soft);color:var(--c-ink);line-height:1;
}
.faq-item[open] summary::after{content:"−";background:var(--c-accent)}
.faq-item__body{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--c-muted)}
/* ============ CTA ============ */
.cta-band{
  background:var(--c-ink-2);
  border-radius:var(--r-card);
  padding:48px 40px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--s5);
  color:#fff;
}
.cta-band h2{font-size:26px;font-weight:800;line-height:1.4;color:#fff}
.cta-band p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.78)}
/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);margin-top:72px;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:36px}
.footer-col h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-brand .brand__text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:320px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--c-accent);padding-left:4px}
.footer-form .field__label{color:rgba(255,255,255,.8)}
.footer-form .form-hint{margin-top:10px;font-size:13px;color:rgba(255,255,255,.56)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.56);
}
/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:55;
  width:44px;height:44px;border-radius:50%;
  background:var(--c-accent);color:var(--c-ink);
  display:grid;place-items:center;
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease,transform .2s ease;
}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-2px)}
.to-top svg{width:20px;height:20px}
/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 20px}
}
@media (max-width:1023px){
  .cat-hero__inner{grid-template-columns:1fr;gap:var(--s6);padding:52px 0 48px;align-items:start}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .subscribe-band{grid-template-columns:1fr;padding:32px}
}
@media (max-width:959px){
  .nav{display:none}
  .header__actions{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .header__inner{gap:16px}
}
@media (max-width:767px){
  body{font-size:15px}
  .section{padding:48px 0}
  .section--tight{padding:40px 0}
  .container{padding:0 16px}
  .section-head{margin-bottom:var(--s5)}
  .section-head h2{font-size:24px}
  .grid-3,.grid-4{grid-template-columns:1fr;gap:16px}
  .steps{grid-template-columns:1fr;gap:16px}
  .hero-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .stat{padding:14px 10px}
  .stat__num{font-size:22px}
  .stat__label{font-size:12px}
  .timeline{gap:18px}
  .tl-item{grid-template-columns:1fr;gap:10px;padding-bottom:0}
  .tl-item::before,.tl-item::after{display:none}
  .tl-time{text-align:left;padding-right:0;display:flex;align-items:baseline;gap:10px}
  .tl-time__h{font-size:22px}
  .tl-time__d{margin-top:0}
  .tl-card{grid-template-columns:1fr}
  .tl-card__cover{min-height:0;aspect-ratio:16/9}
  .tl-card__body{padding:18px}
  .cat-hero h1{font-size:30px}
  .subscribe-band{padding:26px 20px}
  .form-row{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .btn--inline{width:auto}
  .cat-hero__actions .btn{width:100%}
  .cta-band{padding:32px 22px}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .faq-item summary{font-size:16px;padding:14px 16px}
  .faq-item__body{padding:0 16px 18px}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr}
}

/* roulang page: article */
:root{
  --c-ink:#0B2A24;
  --c-ink-2:#16453B;
  --c-accent:#C9F24D;
  --c-hot:#FF5C2B;
  --c-bg:#F4F6F2;
  --c-surface:#FFFFFF;
  --c-line:#DDE5DF;
  --c-text:#16221E;
  --c-muted:#5B6B64;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(11,42,36,.06);
  --shadow-2:0 8px 24px -12px rgba(11,42,36,.18);
  --font-cn:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font-cn);font-size:16px;line-height:1.75;color:var(--c-text);background:var(--c-bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;color:var(--c-ink);font-weight:800}
p{margin:0 0 20px}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-ink);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-ink);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(244,246,242,.92);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:var(--shadow-1)}
.header__inner{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--c-ink);letter-spacing:.01em;flex:0 0 auto}
.brand__mark{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;background:var(--c-ink);border-radius:10px;flex:0 0 auto}
.brand__mark svg{width:21px;height:21px;display:block}
.brand__text{white-space:nowrap}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav__link{font-size:15px;font-weight:600;color:var(--c-text);padding:9px 12px;border-radius:6px;position:relative;transition:background .2s,color .2s;white-space:nowrap}
.nav__link:hover{background:#E6EFE3;color:var(--c-ink)}
.nav__link.is-active{color:var(--c-ink);font-weight:700}
.nav__link.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--c-accent);border-radius:2px}
.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.menu-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;cursor:pointer;margin-left:auto;transition:background .2s,border-color .2s}
.menu-toggle:hover{background:#E6EFE3;border-color:#C6D6CB}
.menu-toggle svg{width:22px;height:22px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--r-btn);font-weight:700;cursor:pointer;text-align:center;transition:transform .18s,box-shadow .18s,background .18s,color .18s,border-color .18s}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-accent);color:var(--c-ink);border-color:var(--c-accent)}
.btn--primary:hover{background:#B9E336;box-shadow:var(--shadow-2)}
.btn--ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink)}
.btn--ghost:hover{background:var(--c-ink);color:#fff}
.btn--dark{background:var(--c-ink);color:#fff;border-color:var(--c-ink)}
.btn--dark:hover{background:var(--c-ink-2);border-color:var(--c-ink-2)}
.btn--md{height:44px;padding:0 20px;font-size:15px}
.btn--sm{height:32px;padding:0 14px;font-size:13px}
.btn--lg{height:52px;padding:0 28px;font-size:16px}
.btn--block{width:100%}
.btn[disabled]{opacity:.4;cursor:not-allowed}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);font-size:12px;font-weight:700;letter-spacing:.02em;padding:5px 12px;line-height:1.4}
.badge--accent{background:var(--c-accent);color:var(--c-ink)}
.badge--hot{background:var(--c-hot);color:#fff}
.badge--muted{background:#E7ECE8;color:#3C4A44}

/* ---------- breadcrumb ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);padding:24px 0 0}
.breadcrumb a:hover{color:var(--c-ink);text-decoration:underline}
.breadcrumb__sep{color:#B6C3BA}
.breadcrumb__current{color:var(--c-text);max-width:460px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- article ---------- */
.article-shell{padding:20px 0 64px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:48px;align-items:start}
.article-head{padding-bottom:24px;border-bottom:1px solid var(--c-line);margin-bottom:32px}
.article-title{font-size:clamp(28px,4vw,40px);line-height:1.28;letter-spacing:-.01em;margin:16px 0 0;font-weight:800}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--c-muted);margin-top:18px}
.article-meta__sep{width:1px;height:12px;background:var(--c-line)}
.article-body{max-width:840px;font-size:16.5px;line-height:1.85;color:var(--c-text)}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{font-size:28px;font-weight:800;margin:48px 0 20px;line-height:1.35}
.article-body h3{font-size:22px;font-weight:800;margin:32px 0 16px;line-height:1.4}
.article-body h4{font-size:18px;font-weight:700;margin:24px 0 12px}
.article-body ul{list-style:disc;padding-left:24px;margin:0 0 20px}
.article-body ol{list-style:decimal;padding-left:24px;margin:0 0 20px}
.article-body li{margin-bottom:8px}
.article-body blockquote{margin:24px 0;padding:16px 20px;border-left:3px solid var(--c-accent);background:#EDF5E6;border-radius:0 var(--r-img) var(--r-img) 0;color:#2A3A34}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{width:100%;border-radius:var(--r-img);margin:24px 0 8px}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th{background:var(--c-ink);color:#fff;font-weight:700;text-align:left}
.article-body th,.article-body td{padding:11px 14px;border-bottom:1px solid var(--c-line);line-height:1.5}
.article-body tbody tr:nth-child(even){background:#EDF2EC}
.article-body td{font-variant-numeric:tabular-nums}
.article-body a{color:var(--c-ink-2);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--c-hot)}
.article-body hr{border:none;border-top:1px solid var(--c-line);margin:32px 0}

.empty-state{min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;border:1px dashed #C6D6CB;border-radius:var(--r-card);background:#fff;padding:40px 24px;max-width:840px}
.empty-state svg{width:44px;height:44px;color:#93A79D}
.empty-state p{margin:0;font-size:14px;color:var(--c-muted)}

.article-tags{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:40px 0 0;max-width:840px}
.article-tags span{font-size:13px;font-weight:600;color:var(--c-muted)}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);background:#E7ECE8;color:#3C4A44;font-size:13px;font-weight:600;transition:background .2s,color .2s}
.tag:hover{background:var(--c-accent);color:var(--c-ink)}
.article-foot{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;margin-top:28px;max-width:840px}

.pager{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:48px;max-width:840px}
.pager__card{display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow-1);transition:transform .25s,box-shadow .25s,border-color .25s}
.pager__card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.pager__label{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--c-muted);margin-bottom:8px}
.pager__title{font-size:16px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--c-ink)}

.section{margin-top:64px}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section__head h2{font-size:26px;font-weight:800}
.section__head p{margin:6px 0 0;font-size:14px;color:var(--c-muted)}
.section__more{font-size:14px;font-weight:700;color:var(--c-ink);display:inline-flex;align-items:center;gap:6px;transition:color .2s,gap .2s}
.section__more:hover{color:var(--c-hot);gap:10px}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0B2A24 0%,#16453B 60%,#1F5A4C 100%)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card__media img{transform:scale(1.04)}
.card__badge{position:absolute;left:12px;top:12px}
.card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__title{font-size:18px;font-weight:700;line-height:1.45;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover .card__title{color:var(--c-ink-2)}
.card__desc{font-size:14px;color:var(--c-muted);line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card__meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--c-muted);margin-top:auto;padding-top:6px}

/* ---------- sidebar ---------- */
.article-side{display:none}
.side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow-1);margin-bottom:20px}
.side-card h3{font-size:16px;margin-bottom:14px}
.side-card h3::after{content:"";display:block;width:28px;height:3px;background:var(--c-accent);border-radius:2px;margin-top:8px}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:14px;color:var(--c-muted);padding:9px 0;border-bottom:1px dashed var(--c-line);transition:color .2s,padding-left .2s}
.side-list li:last-child a{border-bottom:none}
.side-list a:hover{color:var(--c-ink);padding-left:4px}
.side-tags{display:flex;flex-wrap:wrap;gap:8px}
.side-cta{background:var(--c-accent);border:1px solid var(--c-accent);border-radius:var(--r-card);padding:20px}
.side-cta h3{font-size:16px;color:var(--c-ink);margin-bottom:8px}
.side-cta h3::after{display:none}
.side-cta p{font-size:13px;line-height:1.7;color:#1F3A32;margin:0 0 14px}
.side-cta .btn--dark{height:40px;padding:0 16px;font-size:14px;border-radius:var(--r-btn)}

.mobile-extra{display:block;margin-top:32px}
.mobile-extra details{border:1px solid var(--c-line);border-radius:var(--r-card);background:#fff;padding:16px 18px;margin-bottom:12px}
.mobile-extra summary{font-size:15px;font-weight:700;color:var(--c-ink);cursor:pointer;list-style:none}
.mobile-extra summary::-webkit-details-marker{display:none}
.mobile-extra summary::after{content:"+";float:right;font-weight:800;color:var(--c-ink-2)}
.mobile-extra details[open] summary::after{content:"−"}
.mobile-extra .side-tags{margin-top:14px}

/* ---------- FAQ ---------- */
.faq-list{max-width:840px}
.faq-item{border:1px solid var(--c-line);border-radius:var(--r-card);background:#fff;margin-bottom:12px;overflow:hidden;transition:box-shadow .2s}
.faq-item.is-open{box-shadow:var(--shadow-1);border-left:3px solid var(--c-accent)}
.faq-q{width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;background:none;border:none;text-align:left;font-size:18px;font-weight:700;color:var(--c-ink);cursor:pointer}
.faq-q .ico{flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:#E7ECE8;color:var(--c-ink);display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;line-height:1}
.faq-a{display:none;padding:0 20px 18px;font-size:15px;line-height:1.8;color:var(--c-muted)}
.faq-item.is-open .faq-a{display:block}

/* ---------- CTA band ---------- */
.cta-band{margin-top:64px;background:var(--c-ink);border-radius:18px;padding:40px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background-image:radial-gradient(circle at 88% 20%,rgba(201,242,77,.14),transparent 46%)}
.cta-band h2{color:#fff;font-size:24px}
.cta-band p{margin:8px 0 0;font-size:14px;color:rgba(255,255,255,.72)}
.cta-band .btn{flex:0 0 auto}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:56px 0 24px;margin-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:32px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.site-footer .brand{color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;margin:14px 0 0;max-width:320px;color:rgba(255,255,255,.68)}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s,padding-left .2s}
.footer-links a:hover{color:var(--c-accent);padding-left:3px}
.field{display:flex;flex-direction:column;gap:6px;flex:1;min-width:0}
.field__label{font-size:13px;font-weight:600;color:rgba(255,255,255,.8)}
.field__input{height:44px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;transition:border-color .2s,box-shadow .2s;-webkit-appearance:none;appearance:none}
.field__input::placeholder{color:rgba(255,255,255,.45)}
.field__input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.35)}
.field__input.is-error{border-color:var(--c-hot)}
.form-row{display:flex;gap:10px;align-items:flex-end}
.form-hint{font-size:13px;color:rgba(255,255,255,.55);margin:10px 0 0}
.form-error{font-size:13px;color:#FF8A66;margin:8px 0 0;display:none}
.form-error.is-show{display:block}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom p{margin:0}

/* ---------- back to top ---------- */
.back-top{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;background:var(--c-accent);color:var(--c-ink);border:none;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-2);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .25s,transform .25s,visibility .25s;z-index:70}
.back-top.is-visible{opacity:1;visibility:visible;transform:none}
.back-top:hover{background:#B9E336}

/* ---------- drawer ---------- */
.overlay{position:fixed;inset:0;background:rgba(11,42,36,.45);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;z-index:80}
.overlay.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:84%;max-width:360px;background:#fff;z-index:90;transform:translateX(100%);transition:transform .3s ease;display:flex;flex-direction:column;padding:20px;gap:16px;box-shadow:-12px 0 40px rgba(11,42,36,.16);overflow-y:auto}
.drawer.is-open{transform:none}
.drawer__head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer__close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.drawer__close:hover{background:#E6EFE3}
.drawer__nav{display:flex;flex-direction:column}
.drawer__nav a{height:48px;display:flex;align-items:center;padding:0 12px;border-radius:var(--r-btn);font-size:16px;font-weight:600;color:var(--c-text);border-bottom:1px solid var(--c-line);transition:background .2s,color .2s}
.drawer__nav a:hover{background:#E6EFE3;color:var(--c-ink)}
.drawer__nav a.is-active{background:#E6EFE3;color:var(--c-ink);font-weight:700}
.drawer__cta{margin-top:auto;padding-top:16px}

/* ---------- responsive ---------- */
@media (max-width:1100px) and (min-width:960px){
  .nav__link{padding:9px 8px;font-size:14px}
  .header__actions .btn--ghost{height:30px;padding:0 10px;font-size:12px}
}
@media (max-width:959px){
  .nav,.header__actions{display:none}
  .menu-toggle{display:inline-flex}
  .header__inner{min-height:64px}
}
@media (max-width:1023px){
  .card-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 16px}
  .article-shell{padding:12px 0 48px}
  .article-grid{gap:32px}
  .article-body{font-size:15.5px;line-height:1.8}
  .article-body h2{font-size:23px;margin:36px 0 16px}
  .article-body h3{font-size:19px;margin:28px 0 14px}
  .article-body table{font-size:13.5px;display:block;overflow-x:auto}
  .card-grid{grid-template-columns:1fr;gap:16px}
  .pager{grid-template-columns:1fr;gap:16px}
  .section{margin-top:48px}
  .section__head{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-band{padding:28px 22px;margin-top:48px}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .site-footer{margin-top:48px;padding:44px 0 20px}
  .form-row{flex-direction:column;align-items:stretch}
  .form-row .btn{width:100%}
  .side-cta .btn--dark{width:100%;justify-content:center}
  .faq-q{font-size:16px}
  .back-top{right:16px;bottom:16px}
}
@media (min-width:1200px){
  .article-grid{grid-template-columns:minmax(0,1fr) 300px}
  .article-side{display:block;position:sticky;top:96px}
  .mobile-extra{display:none}
}
@media (min-width:1280px){
  .container{padding:0 40px}
}

/* roulang page: category2 */
/* ============ 设计令牌 ============ */
:root{
  --c-ink:#0B2A24;
  --c-ink-2:#16453B;
  --c-accent:#C9F24D;
  --c-hot:#FF5C2B;
  --c-bg:#F4F6F2;
  --c-surface:#FFFFFF;
  --c-line:#DDE5DF;
  --c-text:#16221E;
  --c-muted:#5B6B64;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,42,36,.06);
  --sh-2:0 8px 24px -12px rgba(11,42,36,.18);
  --max:1200px;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,figure{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--c-ink);outline-offset:2px;border-radius:4px;
}

/* ============ 容器与板块 ============ */
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section--tight{padding:56px 0}
.section--alt{background:#EDF2EC;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px;flex-wrap:wrap}
.section__title{font-size:32px;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:var(--c-ink)}
.section__sub{margin-top:8px;font-size:15px;color:var(--c-muted)}
.section__more{font-size:14px;font-weight:700;color:var(--c-ink);border-bottom:2px solid var(--c-accent);padding-bottom:2px;transition:.2s}
.section__more:hover{color:var(--c-ink-2);border-color:var(--c-ink)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  border:1px solid transparent;font-size:15px;font-weight:700;line-height:1;
  cursor:pointer;transition:background .22s,color .22s,transform .22s,box-shadow .22s,border-color .22s;
  white-space:nowrap;
}
.btn--primary{background:var(--c-accent);color:var(--c-ink);border-color:var(--c-accent)}
.btn--primary:hover{background:#b8e63b;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink)}
.btn--ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--c-ink);border-color:#fff}
.btn--light:hover{background:var(--c-accent);border-color:var(--c-accent);transform:translateY(-2px)}
.btn--sm{height:32px;padding:0 14px;font-size:13px}
.btn--wide{width:100%}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none}

/* ============ 标签与状态胶囊 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.6;letter-spacing:.02em;
}
.badge--pre{background:var(--c-accent);color:var(--c-ink)}
.badge--live{background:var(--c-hot);color:#fff}
.badge--done{background:#E4EAE5;color:#4A5A53}
.badge--soft{background:rgba(201,242,77,.28);color:var(--c-ink)}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(244,246,242,.94);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s,border-color .25s;
}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:var(--sh-1)}
.header__inner{display:flex;align-items:center;gap:20px;min-height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;padding:6px 0}
.brand__mark{width:34px;height:34px;display:grid;place-items:center;background:var(--c-ink);border-radius:10px}
.brand__mark svg{width:22px;height:22px}
.brand__text{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--c-ink)}
.nav{display:flex;align-items:center;justify-content:center;gap:2px;flex:1 1 auto}
.nav__link{
  position:relative;padding:8px 12px;border-radius:6px;
  font-size:15px;font-weight:600;color:var(--c-text);transition:.2s;white-space:nowrap;
}
.nav__link:hover{background:rgba(201,242,77,.35);color:var(--c-ink)}
.nav__link.is-active{font-weight:700;color:var(--c-ink)}
.nav__link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;background:var(--c-accent);border-radius:2px;
}
.nav__cta{display:none}
.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);cursor:pointer;
  padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;margin:3px auto;transition:.25s}

/* ============ 面包屑 ============ */
.crumb-wrap{padding-top:20px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);flex-wrap:wrap}
.breadcrumb a{color:var(--c-muted);transition:.2s}
.breadcrumb a:hover{color:var(--c-ink);text-decoration:underline;text-underline-offset:3px}
.breadcrumb__sep{color:#A9B7B1}
.breadcrumb__now{color:var(--c-ink);font-weight:700}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;margin-top:16px;padding:60px 0 64px;
  color:#fff;background-color:var(--c-ink);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(11,42,36,.92) 0%,rgba(11,42,36,.72) 62%,rgba(11,42,36,.62) 100%);
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;
  border:1px solid rgba(201,242,77,.18);border-radius:50%;pointer-events:none;
}
.cat-hero__inner{position:relative;display:grid;grid-template-columns:1.3fr .7fr;gap:48px;align-items:center}
.cat-hero__eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--c-accent);letter-spacing:.08em;margin-bottom:14px}
.cat-hero h1{
  font-size:clamp(32px,5vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.02em;color:#fff;
}
.cat-hero__desc{margin-top:16px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.82);max-width:620px}
.cat-hero__actions{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.hero-stat{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);padding:16px 14px;
}
.hero-stat__v{display:block;font-size:26px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.2}
.hero-stat__k{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.78)}

/* ============ 主布局：左侧目录 + 右侧条目 ============ */
.cat-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:44px;align-items:start}
.toc{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
}
.toc__title{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--c-muted);margin-bottom:12px}
.toc__list li+li{margin-top:2px}
.toc__list a{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;
  font-size:14px;font-weight:600;color:var(--c-text);transition:.2s;
}
.toc__list a:hover{background:rgba(201,242,77,.3);color:var(--c-ink);padding-left:14px}
.toc__num{font-size:12px;font-weight:800;color:var(--c-ink);background:rgba(201,242,77,.5);border-radius:6px;padding:1px 6px}
.toc__note{margin-top:16px;padding-top:16px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-muted);line-height:1.7}
.toc__note a{display:inline-block;margin-top:8px;font-weight:700;color:var(--c-ink);border-bottom:2px solid var(--c-accent)}

/* ============ 看点条目 ============ */
.preview-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-left:3px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  transition:box-shadow .25s,transform .25s,border-color .25s;
}
.preview-item+.preview-item{margin-top:24px}
.preview-item:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.preview-item--hot{border-left-color:var(--c-hot)}
.preview-item--pre{border-left-color:var(--c-accent)}
.preview-item__head{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.preview-item__time{font-size:13px;color:var(--c-muted);font-variant-numeric:tabular-nums}
.preview-item h3{margin-top:14px;font-size:22px;line-height:1.4;font-weight:800;color:var(--c-ink)}
.versus{
  display:inline-flex;align-items:center;gap:12px;margin-top:14px;
  padding:10px 16px;border-radius:var(--r-pill);background:#EEF4EE;border:1px solid var(--c-line);
  font-size:15px;font-weight:700;color:var(--c-ink);flex-wrap:wrap;
}
.versus__vs{font-size:12px;font-weight:800;color:var(--c-ink);background:var(--c-accent);border-radius:var(--r-pill);padding:2px 8px;letter-spacing:.06em}
.preview-item__body{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:24px;margin-top:18px;align-items:start}
.preview-item__text p{font-size:15px;line-height:1.85;color:#2A3A34}
.preview-item__text p+p{margin-top:14px}
.preview-item__fig{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);background:linear-gradient(135deg,#16453B,#0B2A24)}
.preview-item__fig img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease}
.preview-item:hover .preview-item__fig img{transform:scale(1.04)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
.stat{
  background:#F7FAF6;border:1px solid var(--c-line);border-radius:var(--r-img);padding:12px 14px;
}
.stat__k{display:block;font-size:13px;color:var(--c-muted)}
.stat__v{display:block;margin-top:4px;font-size:20px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.3}

/* ============ 时段分布数据条 ============ */
.split{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.bar-list{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1)}
.bar-row{display:grid;grid-template-columns:56px minmax(0,1fr) 64px;align-items:center;gap:14px;padding:10px 0}
.bar-row+.bar-row{border-top:1px solid var(--c-line)}
.bar-row__label{font-size:14px;font-weight:700;color:var(--c-ink)}
.bar-row__track{height:12px;border-radius:var(--r-pill);background:#E7EEE7;overflow:hidden}
.bar-row__fill{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,#16453B,#3C7A5F)}
.bar-row__fill--accent{background:linear-gradient(90deg,#8FC42E,#C9F24D)}
.bar-row__num{font-size:13px;color:var(--c-muted);text-align:right;font-variant-numeric:tabular-nums}
.side-card{background:var(--c-ink);color:#fff;border-radius:var(--r-card);padding:24px;border:1px solid var(--c-ink)}
.side-card h3{font-size:20px;font-weight:800;line-height:1.4}
.side-card p{margin-top:10px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.78)}
.side-card .btn{margin-top:18px}
.side-list{margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14)}
.side-list li{font-size:14px;color:rgba(255,255,255,.8);padding:6px 0 6px 18px;position:relative}
.side-list li::before{content:"";position:absolute;left:0;top:16px;width:6px;height:6px;border-radius:50%;background:var(--c-accent)}

/* ============ FAQ ============ */
.faq{max-width:840px;margin:0 auto}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-left:3px solid transparent;
  border-radius:var(--r-card);box-shadow:var(--sh-1);transition:border-color .25s,box-shadow .25s;
}
.faq-item+.faq-item{margin-top:12px}
.faq-item[open]{border-left-color:var(--c-accent);box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 20px;font-size:18px;font-weight:700;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:26px;height:26px;display:grid;place-items:center;
  border-radius:var(--r-pill);background:rgba(201,242,77,.45);color:var(--c-ink);
  font-size:18px;font-weight:800;line-height:1;transition:.2s;
}
.faq-item[open] summary::after{content:"−";background:var(--c-ink);color:var(--c-accent)}
.faq-item__body{padding:0 20px 20px;font-size:15px;line-height:1.85;color:#2A3A34;max-width:760px}

/* ============ CTA 带 ============ */
.cta-band{background:var(--c-ink);color:#fff;padding:56px 0;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;left:-100px;top:-120px;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(201,242,77,.16);pointer-events:none;
}
.cta-band__inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-band h2{font-size:26px;font-weight:800;line-height:1.4;color:#fff}
.cta-band p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.75);max-width:620px}
.cta-band__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px}
.footer-col h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-brand .brand__mark{background:rgba(255,255,255,.1)}
.footer-brand .brand__text{color:#fff}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:320px}
.footer-links li+li{margin-top:8px}
.footer-links a,.footer-links span{font-size:14px;color:rgba(255,255,255,.72);transition:.2s}
.footer-links a:hover{color:var(--c-accent);padding-left:4px}
.form-row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.field{display:flex;flex-direction:column;gap:6px;flex:1 1 140px;min-width:0}
.field__label{font-size:13px;font-weight:600;color:rgba(255,255,255,.72)}
.field__input{
  height:44px;padding:0 14px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);color:#fff;font-size:14px;transition:.2s;width:100%;
}
.field__input::placeholder{color:rgba(255,255,255,.45)}
.field__input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.35)}
.field__input:disabled{opacity:.4;cursor:not-allowed}
.form-hint{margin-top:10px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:var(--c-accent);color:var(--c-ink);border:none;display:grid;place-items:center;
  cursor:pointer;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .3s,transform .3s,visibility .3s;z-index:80;
}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:#b8e63b}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .cat-layout{grid-template-columns:210px minmax(0,1fr);gap:32px}
}
@media (max-width:1023px){
  .section{padding:56px 0}
  .cat-hero__inner{grid-template-columns:1fr;gap:32px}
  .hero-stats{max-width:520px}
  .cat-layout{grid-template-columns:1fr;gap:28px}
  .toc{position:static}
  .split{grid-template-columns:1fr;gap:28px}
  .preview-item__body{grid-template-columns:1fr;gap:18px}
  .preview-item__fig{max-width:420px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:960px){
  .header__inner{min-height:66px;gap:12px}
  .header__actions .btn{display:none}
  .nav-toggle{display:grid}
  .nav{
    position:fixed;top:0;right:0;width:84%;max-width:380px;height:100vh;
    background:var(--c-surface);flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:0;padding:88px 20px 120px;overflow-y:auto;z-index:95;
    transform:translateX(102%);transition:transform .3s ease;box-shadow:-12px 0 32px -20px rgba(11,42,36,.4);
    border-left:1px solid var(--c-line);
  }
  .site-header.is-open .nav{transform:translateX(0)}
  .nav__link{
    display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:10px;font-size:16px;
  }
  .nav__link.is-active{background:rgba(201,242,77,.3)}
  .nav__link.is-active::after{display:none}
  .nav__cta{
    display:flex;position:absolute;left:20px;right:20px;bottom:24px;
    align-items:center;justify-content:center;height:48px;border-radius:var(--r-btn);
    background:var(--c-accent);color:var(--c-ink);font-weight:800;font-size:16px;
  }
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section__title{font-size:24px}
  .cat-hero{padding:44px 0 48px}
  .cat-hero__desc{font-size:15px}
  .cat-hero__actions .btn{width:100%}
  .hero-stats{grid-template-columns:repeat(3,1fr);gap:8px}
  .hero-stat{padding:12px 10px}
  .hero-stat__v{font-size:20px}
  .hero-stat__k{font-size:12px}
  .preview-item{padding:18px}
  .preview-item h3{font-size:19px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat__v{font-size:18px}
  .toc{padding:16px}
  .faq-item summary{font-size:16px;padding:12px 16px}
  .faq-item__body{padding:0 16px 16px;font-size:15px}
  .cta-band__inner{flex-direction:column;align-items:flex-start}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .bar-row{grid-template-columns:44px minmax(0,1fr) 52px;gap:10px}
  .versus{font-size:14px;padding:8px 12px}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:8px}
}

/* roulang page: category3 */
:root{
  --c-ink:#0B2A24;
  --c-ink-2:#16453B;
  --c-accent:#C9F24D;
  --c-hot:#FF5C2B;
  --c-bg:#F4F6F2;
  --c-surface:#FFFFFF;
  --c-line:#DDE5DF;
  --c-text:#16221E;
  --c-muted:#5B6B64;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(11,42,36,.06);
  --shadow-2:0 8px 24px -12px rgba(11,42,36,.18);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px;
  --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font-cn:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.32;font-weight:800}
p{margin:0}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer}
svg{display:block}
:focus-visible{outline:2px solid var(--c-ink);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,246,242,.92);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--shadow-1);
  backdrop-filter:saturate(140%) blur(6px);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
  width:36px;height:36px;border-radius:10px;
  background:var(--c-ink);display:grid;place-items:center;flex:0 0 auto;
}
.brand__mark svg{width:22px;height:22px}
.brand__text{font-size:18px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;white-space:nowrap}
.nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav__link{
  position:relative;display:inline-flex;align-items:center;
  padding:8px 12px;border-radius:6px;
  font-size:15px;font-weight:600;color:var(--c-muted);
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
  white-space:nowrap;
}
.nav__link:hover{background:#E4EEDF;color:var(--c-ink);transform:translateY(-1px)}
.nav__link.is-active{color:var(--c-ink);font-weight:700}
.nav__link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;
  height:2px;border-radius:2px;background:var(--c-accent);
}
.nav__cta{
  display:none;height:48px;border-radius:var(--radius-btn);
  background:var(--c-accent);color:var(--c-ink);
  font-weight:800;font-size:16px;align-items:center;justify-content:center;
  margin-top:16px;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-btn);
  border:1px solid var(--c-line);background:var(--c-surface);
  color:var(--c-ink);place-items:center;flex:0 0 auto;
  transition:background-color .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:#EDF3EA;border-color:#C8D6CC}
.nav-backdrop{
  display:none;position:fixed;inset:0;z-index:70;
  background:rgba(11,42,36,.45);
  opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.nav-backdrop.is-show{opacity:1;pointer-events:auto}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border:1px solid transparent;
  border-radius:var(--radius-btn);font-size:15px;font-weight:700;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-accent);color:var(--c-ink);box-shadow:var(--shadow-1)}
.btn--primary:hover{background:#D8F86E;box-shadow:var(--shadow-2);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink)}
.btn--ghost:hover{background:rgba(11,42,36,.07)}
.btn--on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--on-dark:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn--sm{height:36px;padding:0 14px;font-size:14px}
.btn--lg{height:50px;padding:0 26px;font-size:16px}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ============ 面包屑 ============ */
.breadcrumb{padding:18px 0 6px;font-size:13px;color:var(--c-muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li + li::before{content:"/";color:#A9B7AF}
.breadcrumb a{transition:color .2s ease}
.breadcrumb a:hover{color:var(--c-ink);text-decoration:underline;text-underline-offset:3px}
.breadcrumb [aria-current="page"]{color:var(--c-ink);font-weight:600}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--c-ink);color:#fff}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(100deg,rgba(11,42,36,.94) 0%,rgba(11,42,36,.82) 48%,rgba(22,69,59,.72) 100%),url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:420px;height:420px;
  border:1px solid rgba(201,242,77,.18);border-radius:50%;opacity:.5;pointer-events:none;
}
.hero__grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;
  padding:64px 0 72px;
}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;border-radius:var(--radius-pill);
  background:var(--c-accent);color:var(--c-ink);
  font-size:12px;font-weight:800;letter-spacing:.02em;
}
.hero h1{
  margin-top:18px;
  font-size:clamp(32px,5vw,44px);
  color:#fff;letter-spacing:-.02em;line-height:1.22;
}
.hero__desc{
  margin-top:18px;max-width:620px;
  font-size:17px;line-height:1.8;color:rgba(255,255,255,.78);
}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero__stats{display:grid;gap:12px;align-content:start}
.stat-card{
  display:flex;align-items:baseline;gap:12px;
  padding:18px 20px;border-radius:var(--radius-card);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  transition:background-color .25s ease,transform .25s ease;
}
.stat-card:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.stat-card__num{
  font-size:30px;font-weight:800;line-height:1;
  color:var(--c-accent);letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.stat-card__label{font-size:14px;color:rgba(255,255,255,.75)}
.stat-card__note{display:block;font-size:12px;color:rgba(255,255,255,.5);margin-top:2px}

/* ============ 通用板块 ============ */
.section{padding:72px 0}
.section--alt{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:32px;margin-bottom:32px;flex-wrap:wrap;
}
.eyebrow{
  display:inline-block;padding:4px 10px;border-radius:var(--radius-pill);
  background:rgba(201,242,77,.32);color:var(--c-ink);
  font-size:12px;font-weight:800;letter-spacing:.02em;margin-bottom:12px;
}
.section h2{font-size:clamp(24px,3.2vw,32px);letter-spacing:-.01em}
.section-sub{margin-top:10px;max-width:640px;font-size:15px;color:var(--c-muted)}
.link-more{
  font-size:15px;font-weight:700;color:var(--c-ink);
  border-bottom:2px solid var(--c-accent);padding-bottom:2px;
  transition:color .2s ease,transform .2s ease;display:inline-block;
}
.link-more:hover{color:var(--c-ink-2);transform:translateX(3px)}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:700;background:#E9EEEA;color:#4A5A53;
  white-space:nowrap;
}
.chip--plan{background:var(--c-accent);color:var(--c-ink)}
.chip--live{background:var(--c-hot);color:#fff}
.chip--replay{background:#E4EAE5;color:#4A5A53}

/* ============ 阵容档案卡 ============ */
.roster-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.player-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.player-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.player-card__media{
  position:relative;aspect-ratio:4/5;overflow:hidden;
  background:linear-gradient(140deg,#0B2A24 0%,#16453B 70%,#1E5A4B 100%);
}
.player-card__media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .3s ease;
}
.player-card:hover .player-card__media img{transform:scale(1.04)}
.player-card__tag{position:absolute;top:12px;left:12px}
.player-card__num{
  position:absolute;right:14px;bottom:10px;
  font-size:22px;font-weight:800;color:rgba(255,255,255,.86);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.player-card__body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.player-card__name{font-size:20px}
.player-card__meta{font-size:13px;color:var(--c-muted)}
.player-card__desc{font-size:14px;line-height:1.75;color:var(--c-text)}
.meter{
  display:grid;grid-template-columns:1fr auto;gap:6px 8px;
  font-size:12px;color:var(--c-muted);margin-top:auto;padding-top:12px;
  border-top:1px dashed var(--c-line);
}
.meter__value{font-weight:700;color:var(--c-ink);font-variant-numeric:tabular-nums}
.meter__bar{
  grid-column:1 / -1;height:6px;border-radius:var(--radius-pill);
  background:#E6ECE6;overflow:hidden;
}
.meter__bar span{display:block;height:100%;width:var(--w,60%);background:var(--c-accent)}

/* ============ 焦点对位 ============ */
.focus-list{border-top:1px solid var(--c-line)}
.focus-item{
  display:grid;grid-template-columns:64px 1fr auto;gap:20px;align-items:center;
  padding:20px 16px;border-bottom:1px solid var(--c-line);
  border-radius:var(--radius-btn);
  transition:background-color .2s ease,transform .2s ease;
}
.focus-item:hover{background:#EEF4EA;transform:translateX(3px)}
.focus-item__idx{
  font-size:32px;font-weight:800;color:var(--c-ink);
  line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  opacity:.85;
}
.focus-item__main h3{font-size:18px;margin-bottom:6px}
.focus-item__main p{font-size:14px;color:var(--c-muted);line-height:1.7}

/* ============ 配置四宫格 ============ */
.config-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.config-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.config-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.config-card__icon{
  width:44px;height:44px;border-radius:12px;
  background:rgba(201,242,77,.3);color:var(--c-ink);
  display:grid;place-items:center;margin-bottom:16px;
}
.config-card h3{font-size:18px;margin-bottom:8px}
.config-card p{font-size:14px;color:var(--c-muted);line-height:1.75}

/* ============ 搭档双列 ============ */
.duo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.duo-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.duo-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.duo-card__media{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:linear-gradient(140deg,#0B2A24,#1E5A4B);
}
.duo-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.duo-card:hover .duo-card__media img{transform:scale(1.04)}
.duo-card__media .chip{position:absolute;left:12px;top:12px}
.duo-card__body{padding:20px;display:flex;flex-direction:column;gap:10px}
.duo-card__body h3{font-size:19px}
.duo-card__body p{font-size:14px;color:var(--c-muted);line-height:1.75}

/* ============ FAQ ============ */
.faq-wrap{max-width:840px;margin:0 auto}
.faq-list{display:grid;gap:12px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{box-shadow:var(--shadow-1)}
.faq-item.is-open{border-left:3px solid var(--c-accent);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:14px 20px;background:none;border:0;text-align:left;
  font-size:18px;font-weight:700;color:var(--c-ink);line-height:1.5;
}
.faq-q:hover{color:var(--c-ink-2)}
.faq-icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:rgba(201,242,77,.35);color:var(--c-ink);
  display:grid;place-items:center;font-size:16px;font-weight:800;line-height:1;
  transition:background-color .2s ease;
}
.faq-item.is-open .faq-icon{background:var(--c-accent)}
.faq-a{display:none;padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--c-muted)}
.faq-item.is-open .faq-a{display:block}

/* ============ CTA 带 ============ */
.cta-band{background:var(--c-ink);color:#fff;padding:56px 0;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-120px;width:320px;height:320px;
  border:1px solid rgba(201,242,77,.16);border-radius:50%;opacity:.6;
}
.cta-band__inner{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,28px);max-width:620px}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.72);max-width:620px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px}
.back-links{
  position:relative;z-index:1;
  display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
}
.back-links a{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:14px;font-weight:600;color:#fff;
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.back-links a:hover{background:var(--c-accent);color:var(--c-ink);transform:translateY(-2px)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding-top:8px}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;
  padding:56px 0 32px;
}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand .brand__mark{background:rgba(255,255,255,.08)}
.footer-brand .brand__text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66)}
.footer-links{display:grid;gap:10px}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.72);
  transition:color .2s ease,padding-left .2s ease;display:inline-block;
}
.footer-links a:hover{color:var(--c-accent);padding-left:4px}
.form-row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.field{display:flex;flex-direction:column;gap:6px;flex:1 1 180px}
.field__label{font-size:13px;font-weight:600;color:rgba(255,255,255,.75)}
.field__input{
  height:44px;padding:0 14px;border-radius:var(--radius-btn);
  border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.06);color:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field__input::placeholder{color:rgba(255,255,255,.45)}
.field__input:focus{
  outline:none;border-color:var(--c-accent);
  box-shadow:0 0 0 2px rgba(201,242,77,.35);
}
.form-hint{margin-top:10px;font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:50;
  width:44px;height:44px;border-radius:50%;border:0;
  background:var(--c-accent);color:var(--c-ink);
  display:grid;place-items:center;box-shadow:var(--shadow-2);
  opacity:0;pointer-events:none;
  transition:opacity .25s ease,transform .25s ease;
}
.to-top.is-show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-3px)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 28px}
}
@media (max-width:1024px){
  .hero__grid{grid-template-columns:1fr;gap:32px;padding:48px 0 56px}
  .hero__stats{grid-template-columns:repeat(3,1fr)}
  .roster-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .config-grid{grid-template-columns:repeat(2,1fr)}
  .duo-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:960px){
  .nav{
    position:fixed;top:0;right:0;z-index:80;
    height:100%;width:84%;max-width:360px;
    background:var(--c-surface);
    flex-direction:column;align-items:stretch;gap:0;
    padding:84px 20px 28px;margin:0;
    transform:translateX(105%);
    transition:transform .3s ease;
    box-shadow:-14px 0 36px -20px rgba(11,42,36,.5);
    overflow-y:auto;
  }
  .nav.is-open{transform:translateX(0)}
  .nav__link{
    height:48px;padding:0 12px;border-radius:0;font-size:16px;
    border-bottom:1px solid var(--c-line);align-items:center;
  }
  .nav__link:hover{background:rgba(201,242,77,.18);transform:none}
  .nav__link.is-active{background:rgba(201,242,77,.28)}
  .nav__link.is-active::after{display:none}
  .nav__cta{display:flex}
  .header-actions .btn--ghost{display:none}
  .nav-toggle{display:grid}
  .nav-backdrop{display:block}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .header-inner{height:64px;gap:12px}
  .brand__text{font-size:16px}
  .hero__grid{padding:36px 0 44px;gap:24px}
  .hero__stats{grid-template-columns:1fr}
  .hero__actions .btn{width:100%}
  .roster-grid,.config-grid,.duo-grid{grid-template-columns:1fr;gap:16px}
  .section-head{margin-bottom:24px;gap:16px}
  .focus-item{grid-template-columns:48px 1fr;gap:14px;padding:18px 12px}
  .focus-item__idx{font-size:26px}
  .focus-item .chip{grid-column:2;justify-self:start}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:40px 0 24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px}
  .cta-band{padding:44px 0}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{width:100%}
  .back-links a{width:100%;justify-content:center}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .header-actions .btn--primary{height:38px;padding:0 12px;font-size:13px}
  .brand__text{font-size:15px}
}

/* roulang page: category4 */
/* ============ 设计令牌 ============ */
:root{
  --c-ink:#0B2A24;
  --c-ink-2:#16453B;
  --c-accent:#C9F24D;
  --c-hot:#FF5C2B;
  --c-bg:#F4F6F2;
  --c-surface:#FFFFFF;
  --c-line:#DDE5DF;
  --c-text:#16221E;
  --c-muted:#5B6B64;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(11,42,36,.06);
  --shadow-2:0 8px 24px -12px rgba(11,42,36,.18);
  --sp-4:4px; --sp-8:8px; --sp-12:12px; --sp-16:16px; --sp-24:24px;
  --sp-32:32px; --sp-48:48px; --sp-64:64px; --sp-72:72px; --sp-96:96px;
  --font-cn:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--c-ink-2)}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;color:var(--c-ink)}
h1{font-size:clamp(32px,5vw,44px);letter-spacing:-.01em}
h2{font-size:clamp(24px,3vw,32px)}
h3{font-size:22px}
h4{font-size:18px}
p{margin:0 0 20px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-ink);outline-offset:2px}
/* ============ 容器 ============ */
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.container--read{max-width:840px}
.section{padding:72px 0}
.section--tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}
.section-head p{color:var(--c-muted);font-size:15px;max-width:620px;margin:8px 0 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--c-ink-2);background:rgba(201,242,77,.35);
  border-radius:var(--r-pill);padding:4px 12px;margin-bottom:14px;
}
.num{font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.02em}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1;
  padding:0 20px;height:44px;cursor:pointer;
  transition:transform .16s ease,box-shadow .２s ease,background-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--c-accent);color:var(--c-ink);box-shadow:var(--shadow-1)}
.btn--primary:hover{background:#bde63f;color:var(--c-ink);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.btn--primary:active{transform:translateY(1px)}
.btn--ghost{background:transparent;border-color:var(--c-ink);color:var(--c-ink)}
.btn--ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px)}
.btn--ghost:active{transform:translateY(1px)}
.btn--onDark{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn--onDark:hover{background:#fff;color:var(--c-ink);border-color:#fff}
.btn--sm{height:38px;font-size:14px;padding:0 16px}
.btn--xs{height:32px;font-size:13px;padding:0 14px;font-weight:600}
.btn--block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.link-more{font-size:14px;font-weight:700;color:var(--c-ink-2);border-bottom:2px solid var(--c-accent);padding-bottom:2px}
.link-more:hover{color:var(--c-ink);border-bottom-color:var(--c-ink)}
/* ============ 头部与导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,246,242,.92);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-stuck{box-shadow:var(--shadow-1);background:rgba(244,246,242,.97)}
.header__inner{display:flex;align-items:center;gap:24px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--c-ink);flex:0 0 auto}
.brand__mark{width:34px;height:34px;display:inline-flex}
.brand__mark svg{width:100%;height:100%}
.brand__text{font-size:19px;letter-spacing:.01em}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav__link{
  font-size:15px;font-weight:600;color:var(--c-text);
  padding:8px 12px;border-radius:6px;position:relative;
  border-bottom:2px solid transparent;
}
.nav__link:hover{background:rgba(201,242,77,.45);color:var(--c-ink)}
.nav__link.is-active{font-weight:700;color:var(--c-ink);border-bottom-color:var(--c-accent)}
.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;margin-left:auto;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.drawer{
  position:fixed;inset:0 0 0 auto;width:84%;max-width:340px;
  background:var(--c-surface);border-left:1px solid var(--c-line);
  transform:translateX(100%);transition:transform .28s ease;
  z-index:80;display:flex;flex-direction:column;padding:24px 20px;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer__close{width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:var(--c-surface);font-size:20px;line-height:1;cursor:pointer;color:var(--c-ink)}
.drawer__nav{display:flex;flex-direction:column}
.drawer__nav a{height:48px;display:flex;align-items:center;border-bottom:1px solid var(--c-line);font-weight:600;color:var(--c-text)}
.drawer__nav a.is-active{color:var(--c-ink);font-weight:700}
.drawer__nav a:hover{color:var(--c-ink-2)}
.drawer__foot{margin-top:auto;padding-top:20px}
.scrim{position:fixed;inset:0;background:rgba(11,42,36,.42);opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:70}
.scrim.is-open{opacity:1;pointer-events:auto}
/* ============ 面包屑 ============ */
.breadcrumb{padding:20px 0 0;font-size:13px;color:var(--c-muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"";width:14px;height:1px;background:var(--c-line);display:inline-block}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-ink-2);text-decoration:underline;text-underline-offset:3px}
.breadcrumb [aria-current]{color:var(--c-ink);font-weight:600}
/* ============ 分类 Hero ============ */
.hero{
  position:relative;margin-top:20px;border-radius:var(--r-card);
  overflow:hidden;background-image:linear-gradient(115deg,rgba(11,42,36,.72),rgba(11,42,36,.55)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  color:#fff;
}
.hero__inner{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;padding:56px 40px;position:relative}
.hero h1{color:#fff;margin-bottom:16px}
.hero p{color:rgba(255,255,255,.86);font-size:16px;max-width:520px}
.hero__tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.hero .badge--onDark{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28)}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero__cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.kpi{
  background:rgba(11,42,36,.62);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);padding:18px 14px;text-align:center;
}
.kpi__val{display:block;font-size:28px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.kpi__label{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.78)}
/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;border-radius:var(--r-pill);padding:4px 12px;
}
.badge--pre{background:var(--c-accent);color:var(--c-ink)}
.badge--live{background:var(--c-hot);color:#fff}
.badge--replay{background:#E7ECE8;color:#44514B}
.badge--soft{background:rgba(201,242,77,.32);color:var(--c-ink-2)}
/* ============ 指标条板块 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px 20px;box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.stat-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.stat-card__label{font-size:13px;color:var(--c-muted);font-weight:600}
.stat-card__val{display:block;font-size:34px;color:var(--c-ink);margin:6px 0 10px;font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.02em}
.stat-card__val small{font-size:15px;font-weight:600;color:var(--c-muted);margin-left:4px;letter-spacing:0}
.stat-card__foot{font-size:13px;color:var(--c-muted)}
.stat-card--edge{border-left:3px solid var(--c-accent)}
.stat-card--hot{border-left:3px solid var(--c-hot)}
/* ============ 双列对比 ============ */
.panel{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--shadow-1);padding:28px;
}
.versus__head{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--c-line);margin-bottom:8px}
.versus__team{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--c-ink)}
.versus__team--b{justify-content:flex-end}
.dot{width:12px;height:12px;border-radius:50%;display:inline-block}
.dot--a{background:var(--c-accent)}
.dot--b{background:var(--c-hot)}
.versus__vs{font-size:13px;color:var(--c-muted);font-weight:700;letter-spacing:.08em}
.versus__row{display:grid;grid-template-columns:1fr 160px 1fr;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--c-line)}
.versus__row:last-child{border-bottom:0}
.versus__side{display:flex;flex-direction:column;gap:6px}
.versus__side--b{align-items:flex-end}
.versus__val{font-size:22px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums}
.versus__bar{height:8px;width:100%;background:#EDF1ED;border-radius:var(--r-pill);overflow:hidden}
.versus__bar i{display:block;height:100%;border-radius:var(--r-pill)}
.versus__side--a .versus__bar i{background:var(--c-accent)}
.versus__side--b .versus__bar i{background:var(--c-hot)}
.versus__side--b .versus__bar{transform:scaleX(-1)}
.versus__name{text-align:center;font-size:14px;color:var(--c-muted);font-weight:600}
/* ============ 横向数据条 ============ */
.bar-list{display:flex;flex-direction:column;gap:18px}
.bar__top{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:8px}
.bar__name{font-size:15px;font-weight:700;color:var(--c-text)}
.bar__meta{font-size:13px;color:var(--c-muted)}
.bar__val{font-size:17px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;margin-left:auto}
.bar__track{height:12px;background:#EDF1ED;border-radius:var(--r-pill);overflow:hidden}
.bar__fill{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-ink-2),var(--c-accent))}
.bar__fill--hot{background:linear-gradient(90deg,#FF9A6E,var(--c-hot))}
.rank-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:8px;background:var(--c-ink);color:var(--c-accent);
  font-size:13px;font-weight:800;margin-right:10px;font-variant-numeric:tabular-nums;
}
/* ============ 迷你趋势 ============ */
.trend{
  display:flex;align-items:flex-end;gap:16px;height:220px;
  padding:20px 8px 0;border-bottom:1px solid var(--c-line);
}
.trend__item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:8px}
.trend__val{font-size:14px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums}
.trend__bar{width:100%;max-width:56px;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--c-accent),#9FD52C);transition:transform .25s ease}
.trend__item:hover .trend__bar{transform:translateY(-4px)}
.trend__bar--low{background:linear-gradient(180deg,#FFA57F,var(--c-hot))}
.trend__label{font-size:12px;color:var(--c-muted);padding-top:10px}
.trend-legend{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px;font-size:13px;color:var(--c-muted)}
.trend-legend span{display:inline-flex;align-items:center;gap:8px}
.legend-swatch{width:14px;height:14px;border-radius:4px;display:inline-block}
/* ============ 卡片网格 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:box-shadow .25s ease,transform .25s ease;
}
.card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--c-ink-2),#3C7A63)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card__media img{transform:scale(1.04)}
.card__body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.card__body h3{font-size:19px}
.card__body p{font-size:14px;color:var(--c-muted);margin:0}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted)}
.arrow{display:inline-flex;transition:transform .2s ease}
.card:hover .arrow{transform:translateX(4px)}
/* ============ 数据维度条带 ============ */
.strip{
  background:var(--c-ink);color:rgba(255,255,255,.84);border-radius:var(--r-card);
  padding:40px;display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;
}
.strip h2{color:#fff}
.strip p{color:rgba(255,255,255,.78);font-size:15px}
.strip__points{display:grid;gap:14px}
.strip__point{display:flex;align-items:flex-start;gap:12px;font-size:15px;color:rgba(255,255,255,.88)}
.strip__point b{color:var(--c-accent);font-variant-numeric:tabular-nums}
.check{
  width:22px;height:22px;border-radius:6px;background:rgba(201,242,77,.18);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;margin-top:2px;
}
/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.faq-item summary{
  list-style:none;cursor:pointer;min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;font-size:18px;font-weight:700;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(201,242,77,.16)}
.faq-icon{
  width:26px;height:26px;border-radius:8px;background:#EDF1ED;color:var(--c-ink);
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;flex:0 0 auto;
}
.faq-answer{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--c-muted)}
.faq-item[open]{border-left:3px solid var(--c-accent)}
.faq-item[open] .faq-icon{background:var(--c-accent)}
.faq-item[open] .faq-icon::after{content:"−"}
.faq-icon::after{content:"+"}
/* ============ CTA ============ */
.cta{
  background:var(--c-ink);border-radius:var(--r-card);padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta h2{color:#fff;font-size:26px}
.cta p{color:rgba(255,255,255,.76);font-size:15px;margin:8px 0 0}
.cta__actions{display:flex;gap:12px;flex-wrap:wrap}
/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);margin-top:72px;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px;padding-bottom:40px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--c-accent)}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand .brand__text{color:#fff}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.68)}
.site-footer .field__label{color:rgba(255,255,255,.72)}
.site-footer .field__input{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);color:#fff}
.site-footer .field__input::placeholder{color:rgba(255,255,255,.45)}
.site-footer .field__input:focus{border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.35)}
.form-row{display:flex;gap:10px;align-items:flex-start;flex-wrap:wrap}
.field{display:flex;flex-direction:column;gap:6px;flex:1 1 180px}
.field__label{font-size:13px;font-weight:600;color:var(--c-muted)}
.field__input{
  height:44px;border-radius:var(--r-btn);border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-text);
  padding:0 14px;font-size:15px;font-family:inherit;width:100%;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field__input::placeholder{color:#9AA8A1}
.field__input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.35)}
.field__input:disabled{opacity:.4;cursor:not-allowed}
.field--error .field__input{border-color:var(--c-hot)}
.form-hint{font-size:13px;color:var(--c-muted);margin-top:10px}
.form-hint--error{color:var(--c-hot)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:var(--c-accent);color:var(--c-ink);border:none;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .2s ease;z-index:50;
}
.to-top.is-visible{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-2px)}
.to-top:active{transform:translateY(1px)}
/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero__inner{padding:48px 32px}
}
@media (max-width:1023px){
  .nav{display:none}
  .header__actions{display:none}
  .nav-toggle{display:inline-flex}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .card-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .hero__inner{grid-template-columns:1fr;gap:32px}
  .strip{grid-template-columns:1fr;padding:32px}
  .trend{gap:10px}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section--tight{padding:40px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .hero{margin-top:16px}
  .hero__inner{padding:36px 20px}
  .hero__cards{grid-template-columns:1fr;gap:10px}
  .kpi{display:flex;align-items:center;justify-content:space-between;text-align:left;padding:14px 16px}
  .kpi__val{font-size:24px}
  .kpi__label{margin-top:0}
  .stat-grid{grid-template-columns:1fr;gap:16px}
  .card-grid{grid-template-columns:1fr;gap:16px}
  .versus__row{grid-template-columns:1fr;gap:10px;text-align:left}
  .versus__side--b{align-items:flex-start}
  .versus__side--b .versus__bar{transform:none}
  .versus__name{text-align:left;font-size:13px;order:-1;color:var(--c-ink);font-weight:700}
  .panel{padding:20px}
  .btn{width:100%}
  .btn--inline-mobile{width:auto}
  .hero__actions .btn{width:100%}
  .cta{padding:32px 20px;flex-direction:column;align-items:flex-start}
  .cta__actions{width:100%}
  .trend{height:160px;gap:6px}
  .trend__bar{max-width:36px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .brand__text{font-size:17px}
  .hero{padding-bottom:4px}
  .trend__label{font-size:11px}
}

/* roulang page: category5 */
:root{
  --c-ink:#0B2A24;
  --c-ink-2:#16453B;
  --c-accent:#C9F24D;
  --c-accent-2:#B8E63C;
  --c-hot:#FF5C2B;
  --c-bg:#F4F6F2;
  --c-surface:#FFFFFF;
  --c-line:#DDE5DF;
  --c-text:#16221E;
  --c-muted:#5B6B64;
  --c-soft:#EAF2E7;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(11,42,36,.06);
  --shadow-2:0 8px 24px -12px rgba(11,42,36,.18);
  --container:1200px;
  --font:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
svg{display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.28;font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-ink);outline-offset:2px}
.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:var(--container);margin:0 auto;padding:0 24px}
.nums{font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-weight:700;font-size:15px;line-height:1;
  transition:background .2s ease,color .2s ease,transform .15s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-accent);color:var(--c-ink);box-shadow:var(--shadow-1)}
.btn--primary:hover{background:var(--c-accent-2);box-shadow:var(--shadow-2);transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--c-ink);border:1px solid var(--c-ink)}
.btn--ghost:hover{background:var(--c-ink);color:#fff}
.btn--outline{background:var(--c-surface);color:var(--c-ink);border:1px solid var(--c-line);box-shadow:var(--shadow-1)}
.btn--outline:hover{border-color:var(--c-ink-2);box-shadow:var(--shadow-2);transform:translateY(-1px)}
.btn--dark{background:var(--c-ink);color:#fff}
.btn--dark:hover{background:var(--c-ink-2)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--xs{height:32px;padding:0 14px;font-size:13px;font-weight:600}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none}

/* ============ 头部与导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,246,242,.96);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-stuck{
  background:rgba(244,246,242,.92);
  border-bottom-color:var(--c-line);
  box-shadow:var(--shadow-1);
  backdrop-filter:saturate(120%);
}
.header__inner{display:flex;align-items:center;gap:20px;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{width:34px;height:34px;flex:0 0 auto}
.brand__mark svg{width:100%;height:100%}
.brand__text{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em}
.nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1 1 auto}
.nav__link{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 12px;border-radius:6px;
  font-size:15px;font-weight:600;color:var(--c-text);
  transition:background .2s ease,color .2s ease;
}
.nav__link:hover{background:var(--c-soft);color:var(--c-ink)}
.nav__link.is-active{color:var(--c-ink);font-weight:700}
.nav__link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-accent);border-radius:2px;
}
.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--c-line);
  background:var(--c-surface);align-items:center;justify-content:center;
}
.nav-toggle__bars,.nav-toggle__bars::before,.nav-toggle__bars::after{
  display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
  content:"";position:relative;transition:transform .2s ease;
}
.nav-toggle__bars::before{position:absolute;top:-6px}
.nav-toggle__bars::after{position:absolute;top:6px}

/* ============ 移动抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:90;display:none}
.drawer.is-open{display:block}
.drawer__mask{position:absolute;inset:0;background:rgba(11,42,36,.5);opacity:0;transition:opacity .25s ease}
.drawer.is-open .drawer__mask{opacity:1}
.drawer__panel{
  position:absolute;top:0;right:0;bottom:0;width:84%;max-width:360px;
  background:var(--c-surface);box-shadow:var(--shadow-2);
  padding:24px 20px;display:flex;flex-direction:column;gap:8px;
  transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;
}
.drawer.is-open .drawer__panel{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.drawer__close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:var(--c-surface);font-size:20px;line-height:1;color:var(--c-ink)}
.drawer__link{
  display:flex;align-items:center;height:48px;padding:0 14px;border-radius:10px;
  font-size:16px;font-weight:600;color:var(--c-text);border-bottom:1px solid var(--c-line);
}
.drawer__link:hover{background:var(--c-soft);color:var(--c-ink)}
.drawer__link.is-active{color:var(--c-ink);font-weight:800;background:var(--c-soft)}
.drawer__cta{margin-top:auto;display:block}
.drawer__cta .btn{width:100%}

/* ============ 面包屑 ============ */
.breadcrumb{padding:22px 0 4px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"";width:12px;height:1px;background:var(--c-line)}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-ink);text-decoration:underline;text-underline-offset:3px}
.breadcrumb [aria-current="page"]{color:var(--c-ink);font-weight:600}

/* ============ Hero ============ */
.cat-hero{
  position:relative;margin:14px 0 0;border-radius:var(--r-card);overflow:hidden;
  background:var(--c-ink) url("/assets/images/backpic/back-1.png") center/cover no-repeat;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,42,36,.94) 0%,rgba(11,42,36,.82) 46%,rgba(11,42,36,.66) 100%);
}
.cat-hero__inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;
  padding:56px 48px;
}
.cat-hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--c-accent);
  padding:6px 12px;border:1px solid rgba(201,242,77,.42);border-radius:var(--r-pill);
  margin-bottom:18px;
}
.cat-hero h1{color:#fff;font-size:clamp(32px,5vw,44px);margin-bottom:14px}
.cat-hero__lead{color:rgba(255,255,255,.82);font-size:16px;max-width:52ch;margin-bottom:24px}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:12px}
.cat-hero__actions .btn--ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.cat-hero__actions .btn--ghost:hover{background:#fff;color:var(--c-ink);border-color:#fff}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-content:end}
.stat-card{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);
  padding:18px 16px;
}
.stat-card__num{
  font-size:26px;font-weight:800;color:var(--c-accent);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.2;
}
.stat-card__label{font-size:13px;color:rgba(255,255,255,.72);margin-top:6px;line-height:1.5}
.cat-hero__note{
  grid-column:2;font-size:13px;color:rgba(255,255,255,.6);margin-top:2px;
}

/* ============ 通用板块 ============ */
.section{padding:72px 0 0}
.section--tight{padding-top:56px}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}
.section__title{font-size:32px}
.section__desc{font-size:15px;color:var(--c-muted);margin-top:10px;max-width:62ch}
.section__more{font-size:14px;font-weight:700;color:var(--c-ink-2);display:inline-flex;align-items:center;gap:6px;flex:0 0 auto}
.section__more:hover{color:var(--c-ink);text-decoration:underline;text-underline-offset:4px}
.section__more span{transition:transform .2s ease}
.section__more:hover span{transform:translateX(3px)}

/* ============ 筛选标签 ============ */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.chip{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface);
  font-size:14px;font-weight:600;color:var(--c-muted);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--c-ink-2);color:var(--c-ink);transform:translateY(-1px)}
.chip.is-active{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-ink);font-weight:800}
.chip__count{font-size:12px;font-variant-numeric:tabular-nums;opacity:.72}

/* ============ 视频卡 ============ */
.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.video-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.video-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.video-card__link{display:block}
.media{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  border-radius:var(--r-img) var(--r-img) 0 0;
  background:linear-gradient(135deg,var(--c-ink-2),var(--c-ink));
}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.video-card:hover .media img{transform:scale(1.04)}
.media__tag{
  position:absolute;top:12px;left:12px;
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;
}
.tag--pre{background:var(--c-accent);color:var(--c-ink)}
.tag--live{background:var(--c-hot);color:#fff}
.tag--replay{background:rgba(22,34,30,.72);color:#fff}
.media__time{
  position:absolute;right:12px;bottom:12px;
  height:26px;padding:0 10px;border-radius:6px;
  background:rgba(11,42,36,.82);color:#fff;
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;
  display:inline-flex;align-items:center;
}
.media__play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:52px;height:52px;border-radius:50%;
  background:rgba(201,242,77,.92);display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity .25s ease,transform .25s ease;
}
.video-card:hover .media__play{opacity:1;transform:translate(-50%,-50%) scale(1.04)}
.media__play svg{width:18px;height:18px}
.video-card__body{padding:20px}
.video-card__title{font-size:19px;margin-bottom:10px;transition:color .2s ease}
.video-card:hover .video-card__title{color:var(--c-ink-2)}
.video-card__desc{font-size:14px;color:var(--c-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.video-card__meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-muted);font-variant-numeric:tabular-nums;
}
.video-card__meta .arrow{font-weight:800;color:var(--c-ink-2);transition:transform .2s ease}
.video-card:hover .video-card__meta .arrow{transform:translateX(3px)}
.empty-state{
  display:none;min-height:200px;border:1px dashed var(--c-line);border-radius:var(--r-card);
  background:var(--c-surface);align-items:center;justify-content:center;flex-direction:column;gap:10px;
  padding:32px;text-align:center;color:var(--c-muted);font-size:14px;
}
.empty-state.is-visible{display:flex}

/* ============ 指引步骤 ============ */
.guide-list{border-top:1px solid var(--c-line)}
.guide-item{
  display:grid;grid-template-columns:78px 1fr auto;gap:24px;align-items:start;
  padding:26px 8px;border-bottom:1px solid var(--c-line);
  transition:background .2s ease;
}
.guide-item:hover{background:rgba(201,242,77,.1)}
.guide-item__num{
  font-size:32px;font-weight:800;color:var(--c-ink);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1;
}
.guide-item__title{font-size:19px;margin-bottom:8px}
.guide-item__text{font-size:15px;color:var(--c-muted);max-width:64ch}
.guide-item__aside{
  font-size:13px;color:var(--c-ink-2);font-weight:700;
  padding:6px 12px;border-radius:var(--r-pill);background:var(--c-soft);white-space:nowrap;
}

/* ============ 深色检索带 ============ */
.search-band{
  margin-top:72px;background:var(--c-ink);color:#fff;border-radius:var(--r-card);
  padding:40px 44px;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
}
.search-band h2{color:#fff;font-size:24px;margin-bottom:10px}
.search-band p{color:rgba(255,255,255,.74);font-size:15px;max-width:48ch}
.form-row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.field{display:flex;flex-direction:column;gap:6px;flex:1 1 200px}
.field__label{font-size:13px;font-weight:600;color:var(--c-muted)}
.search-band .field__label{color:rgba(255,255,255,.72)}
.field__input{
  height:44px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-text);
  transition:border-color .2s ease,box-shadow .2s ease;
  width:100%;
}
.field__input::placeholder{color:#9AA8A1}
.field__input:hover{border-color:#B9C7BF}
.field__input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.35)}
.field__input:disabled{opacity:.4;cursor:not-allowed;background:#F0F3EF}
.field--error .field__input{border-color:var(--c-hot)}
.form-hint{font-size:13px;color:var(--c-muted);margin-top:10px}
.field-error{font-size:13px;color:var(--c-hot);display:none}
.field--error + .field-error{display:block}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;gap:12px;max-width:840px}
.faq__item{
  border:1px solid var(--c-line);border-radius:var(--r-card);background:var(--c-surface);
  overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .2s ease;
}
.faq__item.is-open{border-left:3px solid var(--c-accent);border-color:var(--c-line)}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 20px;text-align:left;
  font-size:18px;font-weight:700;color:var(--c-ink);
}
.faq__q:hover{color:var(--c-ink-2)}
.faq__icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:var(--c-soft);color:var(--c-ink);
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;
}
.faq__a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq__a-inner{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--c-muted)}

/* ============ 底部 CTA ============ */
.cta-band{
  margin-top:72px;background:var(--c-ink);border-radius:var(--r-card);
  padding:36px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:24px}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin-top:8px}

/* ============ 页脚 ============ */
.site-footer{margin-top:88px;background:var(--c-ink);color:#D6E0DA;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand .brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand__text{color:#fff;font-size:18px;font-weight:800}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:34ch}
.footer-links li+li{margin-top:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--c-accent);padding-left:3px}
.footer-form .field__label{color:rgba(255,255,255,.72)}
.footer-form .field__input{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff}
.footer-form .field__input::placeholder{color:rgba(255,255,255,.42)}
.footer-form .field__input:focus{border-color:var(--c-accent);box-shadow:0 0 0 2px rgba(201,242,77,.3)}
.footer-form .form-hint{color:rgba(255,255,255,.5)}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:var(--c-accent);color:var(--c-ink);display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;z-index:70;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-accent-2)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .cat-hero__inner{padding:48px 36px;gap:36px}
}
@media (max-width:1099px){
  .nav__link{padding:0 9px;font-size:14px}
  .header__actions .btn--xs{display:none}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px}
  .footer-form{grid-column:1 / -1}
}
@media (max-width:960px){
  .nav,.header__actions{display:none}
  .nav-toggle{display:flex}
  .header__inner{justify-content:space-between;min-height:64px}
  .cat-hero__inner{grid-template-columns:1fr;gap:28px;padding:40px 24px}
  .cat-hero__note{grid-column:1}
  .video-grid{grid-template-columns:1fr;gap:20px}
  .search-band{grid-template-columns:1fr;padding:32px 24px}
  .cta-band{padding:28px 24px}
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 16px}
  .section{padding-top:48px}
  .section__title{font-size:24px}
  .section__head{flex-direction:column;align-items:flex-start;gap:12px}
  .hero-stats{grid-template-columns:repeat(3,1fr);gap:8px}
  .stat-card{padding:14px 10px}
  .stat-card__num{font-size:20px}
  .cat-hero__actions .btn{width:100%}
  .guide-item{grid-template-columns:1fr;gap:10px;padding:22px 4px}
  .guide-item__aside{justify-self:start}
  .faq__q{font-size:16px;padding:14px 16px}
  .faq__a-inner{padding:0 16px 18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .chip{width:auto}
  .section__more{font-size:13px}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr 1fr 1fr}
  .stat-card__label{font-size:12px}
  .search-band h2,.cta-band h2{font-size:20px}
}