/* roulang page: index */
:root{
  --ink-900:#0D0E12;--ink-800:#14161C;--ink-700:#1D2027;--ink-500:#3A3F49;
  --paper:#F6F5F1;--paper-2:#FFFFFF;--line:#E5E3DC;--line-strong:#CFCCC3;
  --text:#14161C;--text-2:#4B515C;--text-3:#838A95;--on-ink:#F2F1EC;--on-ink-2:#A7ADB8;
  --acid:#C7F94A;--acid-ink:#1A2400;--ember:#FF5436;--mint:#4FD1C5;
  --success:#3FB27F;--warn:#E8A33D;--danger:#E5484D;
  --r-xs:6px;--r-sm:10px;--r-md:14px;--r-lg:20px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(13,14,18,.06);
  --sh-2:0 10px 30px -14px rgba(13,14,18,.18);
  --sh-3:0 24px 60px -24px rgba(13,14,18,.28);
  --ease:cubic-bezier(.2,.7,.2,1);
  --sp-1:8px;--sp-2:12px;--sp-3:16px;--sp-4:24px;--sp-5:32px;--sp-6:48px;--sp-7:72px;--sp-8:104px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"DIN Alternate","Space Grotesk",ui-monospace,SFMono-Regular,Menlo,system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:16.5px;line-height:1.85;color:var(--text-2);
  background:var(--ink-900);font-weight:400;letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
a:hover{text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--acid);outline-offset:2px}
::selection{background:var(--acid);color:var(--acid-ink)}

/* ---------- layout ---------- */
.grid-container{max-width:1280px;padding-left:24px;padding-right:24px;margin:0 auto;width:100%}
.grid-container.full{max-width:100%}
.band{padding:var(--sp-7) 0;border-top:1px solid rgba(255,255,255,.1)}
.band--light{background:var(--paper);border-top:1px solid var(--line);color:var(--text-2)}
.band--light + .band--light{border-top:1px solid var(--line)}
.sectionHead{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-4);margin-bottom:var(--sp-5);flex-wrap:wrap}
.sectionHead h2{font-size:clamp(26px,3.4vw,40px);line-height:1.12;letter-spacing:-.015em;font-weight:800;color:var(--text)}
.band--dark .sectionHead h2{color:var(--on-ink)}
.sectionHead p{font-size:14px;color:var(--text-3);max-width:640px}
.band--dark .sectionHead p{color:var(--on-ink-2)}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--acid);text-transform:uppercase}
.eyebrow--dark{color:var(--text-3)}
.textLink{font-size:14px;font-weight:700;color:var(--text);border-bottom:1px solid var(--line-strong);padding-bottom:2px}
.textLink:hover{border-color:var(--text)}
.band--dark .textLink{color:var(--on-ink);border-color:rgba(255,255,255,.35)}
.band--dark .textLink:hover{border-color:var(--acid);color:var(--acid)}
.rule{height:1px;background:var(--line);border:0;margin:0}
.band--dark .rule{background:rgba(255,255,255,.1)}

/* ---------- buttons / badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);font-size:15px;font-weight:700;
  letter-spacing:.01em;border:1px solid transparent;transition:all .2s var(--ease);white-space:nowrap;
}
.btn i{font-size:14px}
.btn-acid{background:var(--acid);color:var(--acid-ink);box-shadow:var(--sh-1)}
.btn-acid:hover{filter:brightness(.94);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-acid:active{transform:translateY(0);filter:brightness(.88)}
.btn-ghost{background:transparent;color:var(--on-ink);border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{border-color:var(--acid);color:var(--acid);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-line{background:var(--paper-2);color:var(--text);border-color:var(--line-strong)}
.btn-line:hover{border-color:var(--ink-900);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-line:active{transform:translateY(0);box-shadow:none}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);font-size:12px;font-weight:700;letter-spacing:.05em;padding:5px 12px;line-height:1.4}
.badge--soon{background:rgba(255,255,255,.1);color:var(--on-ink-2);border:1px solid rgba(255,255,255,.16)}
.badge--live{background:var(--acid);color:var(--acid-ink)}
.badge--replay{background:transparent;color:var(--on-ink);border:1px solid rgba(255,255,255,.34)}
.badge--light{background:var(--paper);color:var(--text-2);border:1px solid var(--line)}
.badge--mint{background:rgba(79,209,197,.14);color:#187f77;border:1px solid rgba(79,209,197,.35)}
.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--text-3)}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--acid);display:inline-block;animation:pulse 1.6s var(--ease) infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.78)}}

/* ---------- header ---------- */
.siteHeader{position:sticky;top:0;z-index:60;padding:16px 0 0;transition:padding .25s var(--ease)}
.siteHeader.is-stuck{padding-top:8px}
.navShell{
  background:var(--ink-800);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);transition:background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
}
.siteHeader.is-stuck .navShell{background:rgba(20,22,28,.9);backdrop-filter:blur(14px);border-color:rgba(255,255,255,.18)}
.navWrap{display:flex;align-items:center;gap:var(--sp-4);padding:12px 16px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brandMark{
  width:38px;height:38px;border-radius:12px;background:var(--acid);color:var(--acid-ink);
  display:grid;place-items:center;font-weight:900;font-size:17px;letter-spacing:-.02em;
}
.brandText{font-size:16px;font-weight:800;color:var(--on-ink);letter-spacing:-.01em;white-space:nowrap}
.navCards{display:flex;align-items:center;gap:6px;flex:1;min-width:0}
.navCard{
  display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--on-ink-2);border:1px solid transparent;position:relative;
  transition:all .2s var(--ease);white-space:nowrap;
}
.navCard i{font-size:14px;opacity:.85}
.navCard:hover{background:rgba(199,249,74,.12);color:var(--on-ink);border-color:rgba(199,249,74,.25)}
.navCard.is-active{color:var(--on-ink);background:rgba(255,255,255,.07)}
.navCard.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--acid);border-radius:2px}
.navActions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.navToggle{display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.2);color:var(--on-ink);font-size:18px}
.navDrawer{display:none;border-top:1px solid rgba(255,255,255,.1);padding:16px}
.navDrawer a{display:flex;align-items:center;gap:10px;padding:13px 14px;border-radius:var(--r-sm);color:var(--on-ink-2);font-weight:600;font-size:15px;border:1px solid rgba(255,255,255,.08);margin-bottom:8px}
.navDrawer a.is-active{color:var(--acid);border-color:rgba(199,249,74,.4);background:rgba(199,249,74,.08)}
.navDrawer .btn{width:100%;margin-top:6px}
.navDrawer.is-open{display:block}

/* ---------- hero ---------- */
.hero{padding:var(--sp-7) 0 var(--sp-7);background:
  radial-gradient(900px 420px at 82% -10%,rgba(199,249,74,.10),transparent 70%),
  linear-gradient(180deg,var(--ink-900) 0%,var(--ink-800) 100%);
  border-bottom:1px solid rgba(255,255,255,.12)}
.heroGrid{gap:var(--sp-6)}
.heroCopy h1{
  font-size:clamp(34px,5.2vw,66px);line-height:1.06;font-weight:900;letter-spacing:-.02em;
  color:var(--on-ink);margin:16px 0 20px;
}
.heroCopy h1 mark{background:linear-gradient(180deg,transparent 58%,rgba(199,249,74,.85) 58%);color:inherit;padding:0 2px}
.heroSub{font-size:17px;color:var(--on-ink-2);max-width:420px;margin-bottom:28px}
.heroCtas{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.heroStatus{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--on-ink-2)}
.heroMedia{position:relative}
.heroCover{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.14);background:var(--ink-700)}
.heroCover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.heroCover:hover img{transform:scale(1.03)}
.heroCover .badge{position:absolute;top:16px;left:16px}
.countPill{
  position:absolute;left:16px;bottom:16px;background:rgba(13,14,18,.82);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);padding:8px 16px;
  font-size:13px;color:var(--on-ink-2);display:flex;align-items:center;gap:8px;
}
.countPill b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:15px;color:var(--ember);font-weight:800;letter-spacing:.04em}

/* ---------- countdown band ---------- */
.countBand{background:var(--ink-800);padding:var(--sp-5) 0;border-bottom:1px solid rgba(255,255,255,.1)}
.countBar{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-5);flex-wrap:wrap;
  background:var(--ink-700);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-lg);padding:20px 24px;
}
.countLabel{display:flex;flex-direction:column;gap:4px;min-width:200px}
.countLabel strong{font-size:18px;font-weight:700;color:var(--on-ink)}
.countClock{display:flex;align-items:center;gap:10px}
.cBlock{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  min-width:74px;padding:8px 12px;background:var(--ink-900);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-xs);
}
.cBlock b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:26px;font-weight:800;color:var(--ember);line-height:1.1;letter-spacing:.02em}
.cBlock i{font-style:normal;font-size:11px;letter-spacing:.14em;color:var(--on-ink-2)}
.cColon{font-family:var(--mono);font-size:22px;color:var(--ink-500);font-weight:800}
.countBar.is-live .cBlock b{color:var(--acid)}
.countBar.is-live .cColon{display:none}

/* ---------- live rail ---------- */
.railWrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 20px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.railCard{
  flex:0 0 320px;scroll-snap-align:start;background:var(--ink-800);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-md);overflow:hidden;transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.railCard:hover{transform:translateY(-4px);border-color:rgba(199,249,74,.45);box-shadow:var(--sh-3)}
.railCard .thumb{position:relative;overflow:hidden}
.railCard .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.railCard:hover .thumb img{transform:scale(1.03)}
.railCard .thumb .badge{position:absolute;top:12px;left:12px}
.railBody{padding:18px}
.railBody h3{font-size:17px;line-height:1.35;font-weight:700;color:var(--on-ink);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.railBody p{font-size:14px;line-height:1.7;color:var(--on-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.railMeta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--on-ink-2);border-top:1px solid rgba(255,255,255,.08);padding-top:12px}
.railMeta time{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.railNav{display:flex;gap:8px}
.railNav button{
  width:40px;height:40px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.2);color:var(--on-ink);
  transition:all .2s var(--ease);
}
.railNav button:hover{background:var(--acid);color:var(--acid-ink);border-color:var(--acid)}

/* ---------- highlight list ---------- */
.hiList{border-top:1px solid rgba(255,255,255,.1)}
.hiItem{
  display:grid;grid-template-columns:96px 1fr;gap:var(--sp-5);align-items:start;
  padding:26px 0;border-bottom:1px solid rgba(255,255,255,.1);
}
.hiNum{font-family:var(--mono);font-size:clamp(30px,3.4vw,40px);font-weight:800;color:var(--acid);line-height:1;letter-spacing:-.02em;border-top:2px solid var(--acid);padding-top:12px}
.hiBody h3{font-size:20px;font-weight:700;color:var(--on-ink);margin-bottom:8px;line-height:1.35}
.hiBody p{font-size:15px;color:var(--on-ink-2);max-width:720px}

/* ---------- subscribe ---------- */
.subscribe{background:var(--ink-800)}
.subCard{
  background:var(--ink-700);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-lg);
  padding:clamp(24px,4vw,48px);display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-6);
}
.subCard h2{font-size:clamp(26px,3.4vw,40px);line-height:1.12;font-weight:800;color:var(--on-ink);letter-spacing:-.015em;margin-bottom:14px}
.subCard > div > p{font-size:15px;color:var(--on-ink-2);max-width:420px}
.subForm{display:flex;flex-direction:column;gap:14px}
.fieldGroup{display:flex;flex-direction:column;gap:6px}
.fieldGroup label{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--on-ink-2)}
.fieldGroup input{
  height:48px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.18);background:var(--ink-900);
  color:var(--on-ink);padding:0 16px;font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.fieldGroup input::placeholder{color:#6A7280}
.fieldGroup input:focus{outline:none;border-color:var(--acid);box-shadow:0 0 0 3px rgba(199,249,74,.18)}
.fieldGroup input.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(229,72,77,.16)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  padding:9px 15px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.18);font-size:13.5px;
  color:var(--on-ink-2);transition:all .2s var(--ease);
}
.chip:hover{border-color:rgba(199,249,74,.5);color:var(--on-ink)}
.chip.is-on{background:var(--acid);border-color:var(--acid);color:var(--acid-ink);font-weight:700}
.formMsg{font-size:13px;min-height:20px;letter-spacing:.01em}
.formMsg.is-error{color:var(--danger)}
.formMsg.is-ok{color:var(--success)}
.formPrivacy{font-size:12px;color:var(--text-3);line-height:1.6}

/* ---------- replay grid ---------- */
.replayGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.replayCard{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:all .2s var(--ease);display:flex;flex-direction:column}
.replayCard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.replayCard .thumb{position:relative;overflow:hidden}
.replayCard .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.replayCard:hover .thumb img{transform:scale(1.03)}
.duration{
  position:absolute;right:10px;bottom:10px;background:rgba(13,14,18,.82);color:#fff;font-size:12px;
  padding:3px 9px;border-radius:var(--r-xs);font-family:var(--mono);font-variant-numeric:tabular-nums;
}
.replayCard .body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.replayCard h3{font-size:16.5px;font-weight:700;color:var(--text);line-height:1.4}
.replayCard p{font-size:14px;color:var(--text-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.replayCard .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);border-top:1px solid var(--line);padding-top:12px}
.replayCard .foot span.go{font-weight:700;color:var(--text)}

/* ---------- news (cms) ---------- */
.newsGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.newsCard{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;
  display:flex;flex-direction:column;gap:12px;transition:all .2s var(--ease);height:100%;
}
.newsCard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.newsTop{display:flex;align-items:center;justify-content:space-between;gap:12px}
.newsCard h3{font-size:17px;font-weight:700;color:var(--text);line-height:1.45;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.newsCard p{font-size:14px;color:var(--text-3);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.newsFoot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);border-top:1px solid var(--line);padding-top:12px}
.newsFoot time{font-family:var(--mono);font-variant-numeric:tabular-nums}
.emptyState{
  background:var(--paper-2);border:1px dashed var(--line-strong);border-radius:var(--r-md);
  padding:44px 24px;text-align:center;max-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
}
.emptyState i{font-size:26px;color:var(--line-strong)}
.emptyState p{font-size:15px;color:var(--text-3)}

/* ---------- faq ---------- */
.faqList{border-top:1px solid var(--line)}
.faqItem{border-bottom:1px solid var(--line)}
.faqQ{
  width:100%;display:flex;align-items:flex-start;gap:14px;padding:22px 0;text-align:left;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.5;
}
.faqQ i.qi{color:var(--text-3);font-size:15px;margin-top:5px}
.faqQ .sign{margin-left:auto;color:var(--text-3);font-size:15px;transition:transform .2s var(--ease),color .2s var(--ease);flex-shrink:0;margin-top:5px}
.faqItem.is-open .faqQ .sign{transform:rotate(180deg);color:var(--text)}
.faqA{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
.faqA p{font-size:15px;color:var(--text-2);padding:0 0 22px 30px;max-width:860px}
.faqItem.is-open .faqA{max-height:320px}

/* ---------- cta ---------- */
.ctaBand{background:var(--ink-900);border-top:1px solid rgba(255,255,255,.1)}
.ctaInner{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-5);flex-wrap:wrap;
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);padding:clamp(26px,4vw,46px);
  background:linear-gradient(120deg,rgba(199,249,74,.10),transparent 62%);
}
.ctaInner h2{font-size:clamp(24px,3vw,36px);font-weight:800;color:var(--on-ink);letter-spacing:-.015em;line-height:1.15;margin-bottom:10px}
.ctaInner p{font-size:15px;color:var(--on-ink-2);max-width:560px}
.ctaActions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.siteFooter{background:var(--ink-900);border-top:1px solid rgba(255,255,255,.1);padding:var(--sp-7) 0 0;color:var(--on-ink-2)}
.footGrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:var(--sp-5);padding-bottom:var(--sp-6)}
.footBrand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footBrand .brandMark{width:34px;height:34px;font-size:15px;border-radius:10px}
.footBrand span{font-size:16px;font-weight:800;color:var(--on-ink)}
.footCol h4{font-size:13px;letter-spacing:.12em;font-weight:700;color:var(--on-ink);margin-bottom:16px}
.footCol p,.footCol li{font-size:14px;line-height:1.9}
.footCol li a:hover{color:var(--acid)}
.footCol li a{color:var(--on-ink-2)}
.footBottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-3)}
.footBottom a:hover{color:var(--acid)}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .32s var(--ease),transform .32s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media screen and (max-width:1023px){
  .navCards{display:none}
  .navToggle{display:grid;place-items:center}
  .navActions .btn-acid{display:none}
  .heroGrid{gap:var(--sp-5)}
  .heroCopy h1{margin-top:10px}
  .subCard{grid-template-columns:1fr}
  .replayGrid,.newsGrid{grid-template-columns:repeat(2,1fr)}
  .footGrid{grid-template-columns:1fr 1fr;gap:var(--sp-5)}
  .band{padding:56px 0}
  .hero{padding:40px 0 56px}
}
@media screen and (max-width:767px){
  .hiItem{grid-template-columns:64px 1fr;gap:18px}
  .countBar{flex-direction:column;align-items:stretch;text-align:left}
  .countClock{justify-content:flex-start}
  .cBlock{min-width:64px;padding:6px 10px}
  .cBlock b{font-size:22px}
}
@media screen and (max-width:639px){
  .grid-container{padding-left:20px;padding-right:20px}
  .replayGrid,.newsGrid{grid-template-columns:1fr}
  .railCard{flex:0 0 84%}
  .footGrid{grid-template-columns:1fr}
  .brandText{font-size:14.5px}
  .heroCtas .btn{width:100%}
  .ctaActions .btn{width:100%}
  .faqQ{font-size:16px}
  .faqA p{padding-left:0}
  .navWrap{padding:10px 12px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink-900:#0D0E12;
  --ink-800:#14161C;
  --ink-700:#1D2027;
  --ink-500:#3A3F49;
  --paper:#F6F5F1;
  --paper-2:#FFFFFF;
  --line:#E5E3DC;
  --line-strong:#CFCCC3;
  --text:#14161C;
  --text-2:#4B515C;
  --text-3:#838A95;
  --on-ink:#F2F1EC;
  --on-ink-2:#A7ADB8;
  --acid:#C7F94A;
  --acid-ink:#1A2400;
  --ember:#FF5436;
  --mint:#4FD1C5;
  --success:#3FB27F;
  --warn:#E8A33D;
  --danger:#E5484D;
  --r-xs:6px;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(13,14,18,.06);
  --sh-2:0 10px 30px -14px rgba(13,14,18,.18);
  --sh-3:0 24px 60px -24px rgba(13,14,18,.28);
  --ease:cubic-bezier(.2,.7,.2,1);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"DIN Alternate","Space Grotesk",ui-monospace,SFMono-Regular,Menlo,system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{text-decoration:underline;text-underline-offset:3px}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
p{color:var(--text-2)}
h1,h2,h3,h4{color:var(--text);letter-spacing:-.015em}
:focus-visible{outline:2px solid var(--acid);outline-offset:2px}
.grid-container{max-width:1280px;padding-left:24px;padding-right:24px;margin:0 auto}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:.01em}

/* ---------- 顶部导航 ---------- */
.siteHeader{
  position:sticky;top:0;z-index:60;
  padding:16px 0;
  background:linear-gradient(180deg,rgba(13,14,18,.94),rgba(13,14,18,.78));
  backdrop-filter:blur(12px);
  transition:padding .2s var(--ease),border-color .2s var(--ease);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.siteHeader.is-stuck{padding:10px 0}
.headerInner{
  display:flex;align-items:center;gap:20px;
  background:var(--ink-800);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-lg);
  padding:12px 16px;
  position:relative;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--on-ink);font-weight:800;line-height:1.2}
.brand:hover{text-decoration:none}
.brandMark{
  width:36px;height:36px;border-radius:var(--r-sm);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--acid);color:var(--acid-ink);
  font-weight:900;font-size:18px;letter-spacing:0;
}
.brandText{font-size:15px;letter-spacing:.02em}
.navCards{display:flex;align-items:center;gap:8px;margin-left:auto}
.navCard{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;
  color:var(--on-ink-2);
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.navCard i{font-size:14px;opacity:.9}
.navCard:hover{
  background:rgba(199,249,74,.12);
  color:var(--on-ink);
  border-color:rgba(199,249,74,.28);
  text-decoration:none;
  transform:translateY(-2px);
}
.navCard.is-active{
  background:rgba(199,249,74,.16);
  color:var(--on-ink);
  border-color:rgba(199,249,74,.4);
  box-shadow:inset 0 -2px 0 var(--acid);
}
.headerCta{flex:0 0 auto;display:flex;align-items:center;gap:10px}
.navToggle{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.18);color:var(--on-ink);
  align-items:center;justify-content:center;font-size:16px;
}
.navToggle:hover{background:rgba(255,255,255,.08)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--acid);color:var(--acid-ink);box-shadow:var(--sh-1)}
.btn-primary:hover{background:#bff03c;box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;color:var(--ink-900);border:1px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--ink-900);background:var(--paper-2)}
.btn-outline-light{background:transparent;color:var(--on-ink);border:1px solid rgba(255,255,255,.32)}
.btn-outline-light:hover{border-color:var(--on-ink);background:rgba(255,255,255,.08)}
.btn-sm{height:42px;padding:0 18px;font-size:14px}

/* ---------- 眉标 / 标签 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-3);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--acid);display:block}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.6;
  background:rgba(255,255,255,.08);color:var(--on-ink-2);
  border:1px solid rgba(255,255,255,.14);
}
.badge-live{background:var(--acid);color:var(--acid-ink);border-color:var(--acid)}
.badge-live .dot{
  width:7px;height:7px;border-radius:50%;background:var(--acid-ink);
  animation:pulse 1.6s var(--ease) infinite;
}
.badge-replay{background:transparent;color:var(--on-ink);border:1px solid rgba(255,255,255,.35)}
.badge-quiet{background:var(--paper);color:var(--text-2);border:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;
  background:rgba(79,209,197,.12);color:#1F6E66;border:1px solid rgba(79,209,197,.32);
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.4;transform:scale(.8)}
}

/* ---------- 页头 ---------- */
.pageHead{
  position:relative;
  background-color:var(--ink-900);
  background-image:linear-gradient(120deg,rgba(13,14,18,.95) 0%,rgba(13,14,18,.86) 46%,rgba(13,14,18,.72) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  padding:72px 0 64px;
  border-bottom:1px solid rgba(255,255,255,.1);
  overflow:hidden;
}
.pageHead .grid-x{position:relative;z-index:1}
.crumb{font-size:13px;color:var(--on-ink-2);margin-bottom:22px}
.crumb a{color:var(--on-ink-2)}
.crumb a:hover{color:var(--acid)}
.crumb span.sep{margin:0 8px;opacity:.6}
.pageHead .eyebrow{color:var(--on-ink-2)}
.pageHead h1{
  color:var(--on-ink);
  font-size:clamp(32px,4.6vw,58px);
  font-weight:900;line-height:1.08;letter-spacing:-.02em;
  margin:16px 0 18px;max-width:15em;
}
.pageHead h1 em{
  font-style:normal;
  background:linear-gradient(180deg,transparent 62%,rgba(199,249,74,.55) 62%);
  padding:0 2px;
}
.pageHead .lead{color:var(--on-ink-2);font-size:17px;max-width:34em;margin-bottom:30px}
.headActions{display:flex;flex-wrap:wrap;gap:12px}
.headStats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;
  margin-top:44px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-md);
  overflow:hidden;
}
.stat{background:rgba(13,14,18,.72);padding:18px 20px}
.stat b{display:block;font-family:var(--font-num);font-size:28px;font-weight:800;color:var(--acid);line-height:1.2}
.stat span{font-size:13px;color:var(--on-ink-2)}

/* ---------- 日期筛选 ---------- */
.filterBar{
  background:var(--paper-2);
  border-bottom:1px solid var(--line);
  padding:18px 0;
}
.filterRow{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.filterLabel{font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:.04em}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{
  padding:8px 16px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--text-2);
  border:1px solid var(--line-strong);background:var(--paper-2);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.chip:hover{border-color:var(--ink-900);color:var(--ink-900);transform:translateY(-1px)}
.chip.is-active{background:var(--ink-900);color:#fff;border-color:var(--ink-900)}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-dark{background:var(--ink-900);color:var(--on-ink)}
.section-dark h2,.section-dark h3{color:var(--on-ink)}
.section-dark p{color:var(--on-ink-2)}
.section-alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.secHead{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.secHead h2{font-size:clamp(24px,3vw,36px);font-weight:800;line-height:1.16;letter-spacing:-.02em;margin-top:12px}
.secHead p{max-width:36em;font-size:15px;color:var(--text-3)}
.textLink{font-size:14px;font-weight:700;color:var(--ink-900);border-bottom:1px solid var(--line-strong);padding-bottom:2px}
.textLink:hover{color:var(--ink-900);border-color:var(--acid);text-decoration:none}

/* ---------- 时间轴 ---------- */
.timeline{margin-top:8px}
.tItem{
  display:grid;
  grid-template-columns:96px 20px minmax(0,1fr);
  grid-template-areas:"meta rail card";
  gap:0 20px;
  padding:0 0 28px;
}
.tMeta{grid-area:meta;padding-top:6px;text-align:right}
.tTime{display:block;font-family:var(--font-num);font-size:22px;font-weight:800;color:var(--ink-900);line-height:1.2}
.tDay{display:block;font-size:12px;color:var(--text-3);font-weight:600;letter-spacing:.06em}
.tRail{grid-area:rail;position:relative;display:flex;justify-content:center}
.tRail::before{content:"";position:absolute;top:0;bottom:-28px;width:1px;background:var(--line)}
.tItem:last-child .tRail::before{display:none}
.tDot{
  position:relative;z-index:1;
  width:11px;height:11px;border-radius:50%;
  background:var(--line-strong);margin-top:12px;
  box-shadow:0 0 0 4px var(--paper);
}
.tDot.is-live{background:var(--acid);box-shadow:0 0 0 4px var(--paper),0 0 0 6px rgba(199,249,74,.4);animation:pulse 1.6s var(--ease) infinite}
.tCard{
  grid-area:card;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px 24px;
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.tCard:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.tCardHead{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.tCardHead .badge{background:var(--paper);color:var(--text-2);border-color:var(--line)}
.tCardHead .badge-live{background:var(--acid);color:var(--acid-ink);border-color:var(--acid)}
.tCardHead .badge-replay{background:var(--ink-900);color:var(--on-ink);border-color:var(--ink-900)}
.tCard h3{font-size:19px;font-weight:700;line-height:1.35;margin-bottom:8px}
.tCard p{font-size:15px;line-height:1.7;color:var(--text-2);margin-bottom:16px}
.tFoot{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.tFoot .linkArrow{font-size:14px;font-weight:700;color:var(--ink-900)}
.tFoot .linkArrow i{margin-left:6px;transition:transform .2s var(--ease)}
.tFoot .linkArrow:hover{text-decoration:none;color:var(--ink-900)}
.tFoot .linkArrow:hover i{transform:translateX(4px)}

/* ---------- 错位图文 ---------- */
.splitGrid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.splitMedia{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-2);
  background:var(--paper-2);
}
.splitMedia img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .32s var(--ease)}
.splitMedia:hover img{transform:scale(1.03)}
.splitBody h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.2;margin:14px 0 16px}
.splitBody p{font-size:16px;margin-bottom:22px}
.plainList{border-top:1px solid var(--line)}
.plainList li{
  display:grid;grid-template-columns:56px minmax(0,1fr);gap:16px;
  padding:16px 0;border-bottom:1px solid var(--line);
}
.plainList .idx{font-family:var(--font-num);font-size:22px;font-weight:800;color:var(--text-3);line-height:1.4}
.plainList strong{display:block;font-size:16px;font-weight:700;margin-bottom:2px}
.plainList span{font-size:14px;color:var(--text-3)}

/* ---------- FAQ ---------- */
.faqList{border-top:1px solid var(--line)}
.faqItem{border-bottom:1px solid var(--line)}
.faqQ{
  width:100%;display:flex;align-items:center;gap:14px;
  padding:20px 4px;text-align:left;font-size:17px;font-weight:700;color:var(--text);
  transition:color .2s var(--ease);
}
.faqQ:hover{color:var(--ink-500)}
.faqQ .mark{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);font-size:12px;font-weight:800;color:var(--text-3);
}
.faqQ .sign{margin-left:auto;font-size:18px;color:var(--text-3);transition:transform .2s var(--ease),color .2s var(--ease)}
.faqItem.is-open .faqQ .sign{transform:rotate(45deg);color:var(--ink-900)}
.faqA{max-height:0;overflow:hidden;transition:max-height .28s var(--ease),opacity .2s var(--ease);opacity:0}
.faqItem.is-open .faqA{opacity:1}
.faqA p{padding:0 4px 22px 38px;font-size:15.5px;line-height:1.85}

/* ---------- CTA 收口 ---------- */
.ctaBand{
  background:var(--ink-900);
  border-top:1px solid rgba(255,255,255,.1);
  padding:64px 0;
}
.ctaInner{
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:40px;align-items:center;
}
.ctaInner h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--on-ink);line-height:1.2;margin:14px 0 12px}
.ctaInner p{color:var(--on-ink-2);font-size:15px;max-width:34em}
.ctaActions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

/* ---------- 页脚 ---------- */
.siteFooter{background:var(--ink-900);color:var(--on-ink-2);padding:64px 0 28px;border-top:1px solid rgba(255,255,255,.08)}
.footGrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footBrand{display:flex;align-items:center;gap:10px;color:var(--on-ink);font-weight:800;font-size:16px;margin-bottom:14px}
.footBrand .brandMark{width:32px;height:32px;font-size:16px}
.footCol h4{color:var(--on-ink);font-size:15px;font-weight:700;margin-bottom:16px}
.footCol p{font-size:14px;line-height:1.8;color:var(--on-ink-2);margin-bottom:10px}
.footCol ul li{margin-bottom:10px}
.footCol ul a{font-size:14px;color:var(--on-ink-2)}
.footCol ul a:hover{color:var(--acid)}
.footBottom{
  margin-top:48px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--on-ink-2);
}
.footBottom a{color:var(--on-ink-2)}
.footBottom a:hover{color:var(--acid)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .splitGrid{grid-template-columns:1fr;gap:32px}
  .ctaInner{grid-template-columns:1fr;gap:24px}
  .ctaActions{justify-content:flex-start}
  .footGrid{grid-template-columns:1fr 1fr;gap:32px}
  .pageHead{padding:56px 0 52px}
  .section{padding:56px 0}
}
@media (max-width:860px){
  .grid-container{padding-left:20px;padding-right:20px}
  .navToggle{display:inline-flex}
  .navCards{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:var(--ink-800);border:1px solid rgba(255,255,255,.14);
    border-radius:var(--r-lg);box-shadow:var(--sh-3);
    padding:10px;display:none;margin-left:0;
  }
  .navCards.is-open{display:flex}
  .navCard{width:100%;justify-content:flex-start;padding:12px 14px}
  .headerCta .btn{display:none}
  .secHead{flex-direction:column;align-items:flex-start;gap:12px}
  .headStats{grid-template-columns:1fr;margin-top:32px}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .pageHead{padding:44px 0 40px}
  .pageHead h1{font-size:clamp(28px,8vw,38px)}
  .pageHead .lead{font-size:15.5px}
  .headActions .btn{flex:1 1 auto}
  .tItem{grid-template-columns:20px minmax(0,1fr);grid-template-areas:"rail card" "meta card";gap:8px 14px}
  .tMeta{text-align:left;padding-top:0;display:flex;align-items:baseline;gap:8px}
  .tTime{font-size:18px}
  .tRail{justify-content:flex-start}
  .tCard{padding:18px}
  .plainList li{grid-template-columns:40px minmax(0,1fr);gap:12px}
  .faqQ{font-size:16px;padding:18px 2px}
  .faqA p{padding:0 2px 20px 0}
  .ctaActions .btn{width:100%}
  .footGrid{grid-template-columns:1fr;gap:28px}
  .footBottom{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --ink-900:#0D0E12; --ink-800:#14161C; --ink-700:#1D2027; --ink-500:#3A3F49;
  --paper:#F6F5F1; --paper-2:#FFFFFF; --line:#E5E3DC; --line-strong:#CFCCC3;
  --text:#14161C; --text-2:#4B515C; --text-3:#838A95;
  --on-ink:#F2F1EC; --on-ink-2:#A7ADB8;
  --acid:#C7F94A; --acid-ink:#1A2400; --ember:#FF5436; --mint:#4FD1C5;
  --success:#3FB27F; --warn:#E8A33D; --danger:#E5484D;
  --r-xs:6px; --r-sm:10px; --r-md:14px; --r-lg:20px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(13,14,18,.06);
  --sh-2:0 10px 30px -14px rgba(13,14,18,.18);
  --sh-3:0 24px 60px -24px rgba(13,14,18,.28);
  --ease:cubic-bezier(.2,.7,.2,1);
  --s1:8px; --s2:12px; --s3:16px; --s4:24px; --s5:32px; --s6:48px; --s7:72px; --s8:104px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
time{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--acid);outline-offset:2px;border-radius:var(--r-xs);}
.grid-container{max-width:1280px;padding-left:24px;padding-right:24px;margin:0 auto;}

/* header */
.siteHeader{
  position:sticky;top:0;z-index:60;
  background:var(--ink-900);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.siteHeader.is-scrolled{
  background:rgba(13,14,18,.94);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom-color:rgba(255,255,255,.16);
  box-shadow:var(--sh-3);
}
.headerInner{display:flex;align-items:center;gap:var(--s3);min-height:76px;flex-wrap:wrap;padding:12px 0;}
.siteBrand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brandMark{
  width:34px;height:34px;border-radius:var(--r-sm);
  background:var(--acid);color:var(--acid-ink);
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:17px;letter-spacing:0;
}
.brandText{color:var(--on-ink);font-weight:800;font-size:17px;letter-spacing:-.01em;}
.navCards{display:flex;align-items:center;gap:var(--s1);flex:1 1 auto;overflow-x:auto;scrollbar-width:none;padding:2px;}
.navCards::-webkit-scrollbar{display:none;}
.navCard{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;white-space:nowrap;
  color:var(--on-ink-2);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease);
}
.navCard i{font-size:14px;}
.navCard:hover{background:rgba(199,249,74,.14);color:var(--on-ink);border-color:rgba(199,249,74,.42);transform:translateY(-2px);}
.navCard:active{transform:translateY(0);}
.navCard.is-active{background:var(--acid);color:var(--acid-ink);border-color:var(--acid);}
.headerCta{flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-acid{background:var(--acid);color:var(--acid-ink);box-shadow:var(--sh-1);}
.btn-acid:hover{filter:brightness(.94);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-acid:active{transform:translateY(0);filter:brightness(.88);}
.btn-outline{background:transparent;color:var(--text);border-color:var(--line-strong);}
.btn-outline:hover{background:var(--paper-2);border-color:var(--ink-900);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn-ghost-light{background:transparent;color:var(--on-ink);border-color:rgba(255,255,255,.3);}
.btn-ghost-light:hover{background:rgba(255,255,255,.1);border-color:var(--on-ink);transform:translateY(-2px);}

/* breadcrumb */
.breadcrumbBar{background:var(--paper-2);border-bottom:1px solid var(--line);}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:16px 0;font-size:13px;color:var(--text-3);}
.crumbs a{color:var(--text-3);transition:color .2s var(--ease);}
.crumbs a:hover{color:var(--text);text-decoration:underline;text-underline-offset:3px;}
.crumbSep{color:var(--line-strong);}
.crumbCurrent{color:var(--text);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* post hero */
.postHero{padding:56px 0 40px;background:var(--paper-2);border-bottom:1px solid var(--line);}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--acid-ink);background:var(--acid);
  padding:5px 12px;border-radius:var(--r-pill);margin-bottom:20px;
}
.postTitle{
  font-size:clamp(30px,4.2vw,52px);
  font-weight:900;line-height:1.14;letter-spacing:-.02em;
  max-width:960px;margin-bottom:24px;
}
.postTitle em, .postTitle .hl{
  font-style:normal;
  background:linear-gradient(transparent 62%, rgba(199,249,74,.85) 62%);
}
.postMeta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:14px;color:var(--text-3);}
.postMeta .metaStrong{color:var(--text-2);font-weight:600;}
.metaDot{width:4px;height:4px;border-radius:50%;background:var(--line-strong);display:inline-block;}

/* layout */
.postMain{padding:64px 0 88px;}
.postLayout{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--s6);}
.postContent{max-width:820px;min-width:0;}
.postBody{font-size:16.5px;line-height:1.9;color:var(--text-2);}
.postBody p{margin:0 0 1.15em;}
.postBody h2{font-size:26px;font-weight:800;line-height:1.25;letter-spacing:-.015em;color:var(--text);margin:1.7em 0 .8em;padding-top:.2em;}
.postBody h3{font-size:20px;font-weight:700;line-height:1.35;color:var(--text);margin:1.35em 0 .6em;}
.postBody h4{font-size:17px;font-weight:600;color:var(--text);margin:1.1em 0 .5em;}
.postBody ul{list-style:disc;padding-left:1.3em;margin:0 0 1.2em;}
.postBody ol{list-style:decimal;padding-left:1.4em;margin:0 0 1.2em;}
.postBody li{line-height:1.85;margin-bottom:.4em;}
.postBody blockquote{
  border-left:3px solid var(--acid);
  padding:6px 0 6px 20px;margin:1.5em 0;
  color:var(--text-2);font-size:16px;
}
.postBody img{border-radius:var(--r-md);margin:1.4em 0 .6em;}
.postBody figure{margin:1.4em 0;}
.postBody figcaption{font-size:13px;color:var(--text-3);line-height:1.6;margin-top:8px;}
.postBody a{color:var(--text);border-bottom:1px solid var(--line-strong);transition:border-color .2s var(--ease),color .2s var(--ease);}
.postBody a:hover{border-color:var(--acid);color:var(--ink-900);}
.postBody table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px;}
.postBody th{background:var(--paper);text-align:left;font-weight:700;color:var(--text);padding:12px 14px;border-bottom:1px solid var(--line-strong);}
.postBody td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--text-2);}
.postBody pre{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:16px;overflow-x:auto;font-size:14px;line-height:1.7;margin:1.4em 0;
}
.postBody code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;}
.postBody hr{border:0;border-top:1px solid var(--line);margin:2em 0;}

/* toc */
.tocAside{display:none;}
.tocInner{position:sticky;top:104px;}
.tocTitle{
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--text-3);
  text-transform:uppercase;margin-bottom:16px;
}
.tocItem{border-left:2px solid var(--line);}
.tocItem.is-sub{padding-left:12px;}
.tocLink{
  display:block;padding:8px 0 8px 16px;
  font-size:14px;line-height:1.55;color:var(--text-3);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.tocLink:hover{color:var(--text);}
.tocItem:has(.tocLink.is-current){border-left-color:var(--acid);}
.tocLink.is-current{color:var(--text);font-weight:700;}

/* key points */
.keyPoints{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 26px;margin:40px 0 0;
}
.keyPoints h2{font-size:17px;font-weight:800;color:var(--text);margin-bottom:14px;letter-spacing:-.01em;}
.keyPoints ul{list-style:none;padding:0;margin:0;}
.keyPoints li{
  position:relative;padding-left:22px;margin-bottom:10px;
  font-size:15px;line-height:1.8;color:var(--text-2);
}
.keyPoints li::before{
  content:"";position:absolute;left:0;top:10px;
  width:8px;height:8px;border-radius:2px;background:var(--acid);
}
.keyPoints li:last-child{margin-bottom:0;}

/* tags & share */
.postTags{display:flex;flex-wrap:wrap;gap:8px;margin-top:40px;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;
  background:var(--paper-2);border:1px solid var(--line);color:var(--text-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.tag:hover{border-color:var(--ink-900);color:var(--text);background:var(--paper);}
.postShare{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:28px;padding-top:24px;border-top:1px solid var(--line);
}
.shareLabel{font-size:13px;color:var(--text-3);letter-spacing:.04em;}
.shareBtn{
  display:inline-flex;align-items:center;gap:8px;
  min-height:42px;padding:0 18px;border-radius:var(--r-sm);
  background:var(--paper-2);border:1px solid var(--line-strong);
  font-size:14px;font-weight:600;color:var(--text-2);cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.shareBtn:hover{border-color:var(--ink-900);color:var(--text);transform:translateY(-2px);box-shadow:var(--sh-1);}
.shareBtn:active{transform:translateY(0);}
.shareTip{font-size:13px;color:var(--success);opacity:0;transition:opacity .2s var(--ease);}
.shareTip.is-show{opacity:1;}

/* note */
.postNote{
  margin-top:32px;padding:18px 20px;border-radius:var(--r-sm);
  background:var(--paper-2);border:1px solid var(--line);
  font-size:14px;line-height:1.8;color:var(--text-3);
}
.postNote strong{color:var(--text-2);font-weight:700;}

/* empty state */
.emptyState{
  max-width:820px;padding:48px 32px;border-radius:var(--r-lg);
  background:var(--paper-2);border:1px dashed var(--line-strong);text-align:center;
}
.emptyState i{font-size:30px;color:var(--text-3);margin-bottom:16px;display:block;}
.emptyState h2{font-size:22px;font-weight:800;margin-bottom:12px;}
.emptyState p{color:var(--text-2);font-size:15px;margin-bottom:24px;}

/* sections */
.sectionHead{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap;}
.sectionHead h2{font-size:clamp(24px,2.8vw,34px);font-weight:800;letter-spacing:-.015em;line-height:1.2;}
.sectionHead p{font-size:15px;color:var(--text-3);margin-top:8px;max-width:640px;}
.textLink{
  font-size:14px;font-weight:700;color:var(--text-2);
  border-bottom:1px solid var(--line-strong);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.textLink:hover{color:var(--ink-900);border-color:var(--ink-900);}

/* related */
.relatedSection{padding:80px 0;background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.relatedGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.relatedCard{
  display:flex;flex-direction:column;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.relatedCard:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-strong);}
.relatedCover{position:relative;overflow:hidden;background:var(--ink-800);}
.relatedCover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .32s var(--ease);}
.relatedCard:hover .relatedCover img{transform:scale(1.03);}
.pill{
  position:absolute;top:12px;left:12px;
  padding:4px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;
  background:rgba(13,14,18,.72);color:var(--on-ink);letter-spacing:.02em;
}
.relatedBody{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.relatedTitle{font-size:17px;font-weight:700;line-height:1.45;margin-bottom:10px;color:var(--text);}
.relatedExcerpt{
  font-size:14px;line-height:1.7;color:var(--text-3);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.relatedMeta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);}

/* faq */
.faqSection{padding:80px 0;}
.faqList{border-top:1px solid var(--line);max-width:900px;}
.faqItem{border-bottom:1px solid var(--line);}
.faqItem summary{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;cursor:pointer;list-style:none;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.5;
  transition:color .2s var(--ease);
}
.faqItem summary::-webkit-details-marker{display:none;}
.faqItem summary:hover{color:var(--ink-500);}
.faqItem summary::after{
  content:"+";flex:0 0 auto;font-size:22px;font-weight:400;color:var(--text-3);
  transition:transform .2s var(--ease),color .2s var(--ease);
}
.faqItem[open] summary::after{content:"−";color:var(--acid-ink);transform:rotate(180deg);}
.faqAnswer{padding:0 0 24px;max-width:820px;font-size:15.5px;line-height:1.85;color:var(--text-2);}

/* cta band */
.ctaBand{
  padding:72px 0;
  background-image:linear-gradient(rgba(13,14,18,.88),rgba(13,14,18,.94)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-top:1px solid var(--line);
}
.ctaInner{display:grid;grid-template-columns:1.6fr 1fr;gap:32px;align-items:center;}
.ctaInner h2{color:var(--on-ink);font-size:clamp(24px,3vw,36px);font-weight:800;letter-spacing:-.015em;line-height:1.2;margin-bottom:12px;}
.ctaInner p{color:var(--on-ink-2);font-size:15.5px;line-height:1.8;max-width:560px;}
.ctaActions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* footer */
.siteFooter{background:var(--ink-900);color:var(--on-ink-2);padding:72px 0 28px;}
.footGrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;}
.footBrand{display:flex;align-items:center;gap:10px;color:var(--on-ink);font-weight:800;font-size:17px;margin-bottom:14px;}
.footCol h4{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--on-ink);margin-bottom:16px;}
.footCol p{font-size:14px;line-height:1.85;margin-bottom:10px;}
.footCol ul{list-style:none;}
.footCol li{margin-bottom:8px;}
.footCol li a{font-size:14px;color:var(--on-ink-2);transition:color .2s var(--ease);}
.footCol li a:hover{color:var(--acid);}
.footBottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.footBottom a{color:var(--on-ink-2);transition:color .2s var(--ease);}
.footBottom a:hover{color:var(--acid);}

@media screen and (min-width:1200px){
  .postLayout{grid-template-columns:minmax(0,1fr) 300px;gap:56px;}
  .tocAside{display:block;}
}
@media screen and (max-width:1024px){
  .ctaInner{grid-template-columns:1fr;}
  .ctaActions{justify-content:flex-start;}
  .relatedGrid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footGrid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:768px){
  .grid-container{padding-left:20px;padding-right:20px;}
  .postHero{padding:40px 0 32px;}
  .postMain{padding:48px 0 64px;}
  .relatedSection,.faqSection{padding:56px 0;}
  .ctaBand{padding:56px 0;}
  .headerInner{padding:10px 0;min-height:auto;gap:10px;}
  .navCards{order:3;width:100%;flex:1 0 100%;}
  .headerCta{margin-left:auto;}
  .brandText{font-size:15px;}
  .relatedGrid{grid-template-columns:1fr;}
}
@media screen and (max-width:520px){
  .footGrid{grid-template-columns:1fr;}
  .btn{width:100%;}
  .headerCta .btn{width:auto;min-height:42px;padding:0 16px;font-size:14px;}
  .ctaActions{flex-direction:column;}
  .ctaActions .btn{width:100%;}
  .postTitle{font-size:28px;}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --ink-900:#0D0E12; --ink-800:#14161C; --ink-700:#1D2027; --ink-500:#3A3F49;
  --paper:#F6F5F1; --paper-2:#FFFFFF; --line:#E5E3DC; --line-strong:#CFCCC3;
  --text:#14161C; --text-2:#4B515C; --text-3:#838A95;
  --on-ink:#F2F1EC; --on-ink-2:#A7ADB8;
  --acid:#C7F94A; --acid-ink:#1A2400; --ember:#FF5436; --mint:#4FD1C5;
  --success:#3FB27F; --warn:#E8A33D; --danger:#E5484D;
  --r-xs:6px; --r-sm:10px; --r-md:14px; --r-lg:20px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(13,14,18,.06);
  --sh-2:0 10px 30px -14px rgba(13,14,18,.18);
  --sh-3:0 24px 60px -24px rgba(13,14,18,.28);
  --ease:cubic-bezier(.2,.7,.2,1);
  --s1:8px; --s2:12px; --s3:16px; --s4:24px; --s5:32px; --s6:48px; --s7:72px; --s8:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .12s var(--ease)}
a:hover{text-decoration:underline;text-underline-offset:3px}
button,input,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.015em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--acid);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}

/* ---------- Foundation 兜底与定制 ---------- */
.grid-container{max-width:1280px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.grid-x{display:flex;flex-wrap:wrap}
.grid-x>.cell{width:100%;min-width:0}
@media screen and (min-width:1024px){
  .grid-x>.cell.large-7{width:58.3333%}
  .grid-x>.cell.large-5{width:41.6667%}
  .grid-x>.cell.large-6{width:50%}
}
.accordion{border:0;background:transparent}
.accordion .accordion-item{border:0;border-bottom:1px solid var(--line)}
.accordion .accordion-title{
  border:0;background:transparent;padding:20px 32px 20px 0;font-size:17px;font-weight:700;
  color:var(--text);line-height:1.45;transition:color .12s var(--ease);
}
.accordion .accordion-title::before{display:none}
.accordion .accordion-title:hover{color:var(--ink-900);text-decoration:none;background:transparent}
.accordion .accordion-content{
  border:0;background:transparent;padding:0 44px 22px 0;color:var(--text-2);font-size:15.5px;line-height:1.85;
}
.accordion .accordion-item.is-active>.accordion-content{display:block}

/* ---------- 通用件 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin-bottom:18px;
}
.eyebrow.on-ink{color:var(--on-ink-2)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--acid);display:inline-block}
.dot.live{animation:pulse 1.6s var(--ease) infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 24px;
  border-radius:var(--r-sm);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .12s var(--ease),border-color .12s var(--ease),color .12s var(--ease);
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--acid);color:var(--acid-ink);border-color:var(--acid)}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);background:#B8EC33}
.btn-ghost{background:transparent;color:var(--on-ink);border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{border-color:var(--on-ink);background:rgba(255,255,255,.06)}
.btn-outline{background:var(--paper-2);color:var(--text);border-color:var(--line-strong)}
.btn-outline:hover{border-color:var(--ink-900);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-sm{height:42px;padding:0 18px;font-size:14px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge-replay{background:rgba(13,14,18,.82);color:var(--on-ink);border:1px solid rgba(255,255,255,.28)}
.badge-live{background:var(--acid);color:var(--acid-ink)}
.badge-soon{background:rgba(255,255,255,.9);color:var(--text-2);border:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:rgba(79,209,197,.14);color:#1D6B64;font-size:12px;font-weight:700;
}
.hl{background-image:linear-gradient(180deg,transparent 62%,rgba(199,249,74,.45) 62%);padding:0 2px}

/* ---------- 导航 ---------- */
.siteHeader{position:sticky;top:0;z-index:60;padding:12px 0;transition:padding .2s var(--ease)}
.siteHeader::before{content:"";position:absolute;inset:0;background:rgba(246,245,241,.72);backdrop-filter:blur(10px);opacity:0;transition:opacity .2s var(--ease);z-index:-1}
.siteHeader.is-scrolled{padding:8px 0}
.siteHeader.is-scrolled::before{opacity:1}
.navPanel{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:10px 12px;box-shadow:var(--sh-1);transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.siteHeader.is-scrolled .navPanel{box-shadow:var(--sh-2);border-color:var(--line-strong)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;padding-left:4px}
.brand:hover{text-decoration:none}
.brandMark{
  width:34px;height:34px;border-radius:10px;background:var(--ink-900);color:var(--acid);
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:16px;
}
.brandText{font-size:15px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.navCards{display:flex;align-items:center;gap:6px}
.navCard{
  position:relative;display:inline-flex;align-items:center;gap:8px;padding:9px 13px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--text-2);transition:background-color .12s var(--ease),color .12s var(--ease);
}
.navCard i{font-size:15px;color:var(--text-3);transition:color .12s var(--ease)}
.navCard:hover{background:rgba(199,249,74,.14);color:var(--text);text-decoration:none}
.navCard:hover i{color:var(--acid-ink)}
.navCard.is-active{background:rgba(199,249,74,.18);color:var(--text);font-weight:700}
.navCard.is-active i{color:var(--acid-ink)}
.navCard.is-active::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;background:var(--acid);border-radius:2px}
.navActions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.navToggle{
  display:none;width:44px;height:42px;border-radius:var(--r-sm);border:1px solid var(--line-strong);
  background:var(--paper-2);color:var(--text);cursor:pointer;
}
.mobileNav{display:none;margin-top:10px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:12px;box-shadow:var(--sh-2)}
.mobileNav .navCard{width:100%;padding:12px 14px}
.mobileNav .navCard.is-active::after{display:none}
.mobileNav .btn{width:100%;margin-top:10px}

/* ---------- 页头 ---------- */
.heroBand{background:var(--ink-900);color:var(--on-ink);border-bottom:1px solid rgba(255,255,255,.1);padding:44px 0 72px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;color:var(--on-ink-2);margin-bottom:32px}
.crumbs a{color:var(--on-ink-2)}
.crumbs a:hover{color:var(--acid)}
.crumbs .sep{color:var(--ink-500)}
.crumbs [aria-current]{color:var(--on-ink)}
.heroGrid{align-items:center}
.heroCopy{padding-right:32px}
.heroCopy h1{font-size:clamp(34px,5.2vw,58px);font-weight:900;line-height:1.06;letter-spacing:-.02em}
.heroLead{margin-top:20px;font-size:17px;line-height:1.8;color:var(--on-ink-2);max-width:52ch}
.heroActions{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:32px}
.textLink{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--on-ink)}
.textLink:hover{color:var(--acid);text-decoration:none}
.statusRow{display:flex;flex-wrap:wrap;gap:20px;margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1)}
.statusItem{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--on-ink-2)}
.statusItem b{color:var(--on-ink);font-variant-numeric:tabular-nums;font-weight:800}
.heroMedia{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.12)}
.heroMedia img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.92}
.heroMedia::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,14,18,0) 40%,rgba(13,14,18,.78) 100%)}
.heroMediaMeta{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px}
.heroMediaMeta span{font-size:13px;color:var(--on-ink-2)}
.heroMediaMeta strong{display:block;font-size:15px;color:var(--on-ink)}

/* ---------- 板块通用 ---------- */
.band{padding:72px 0}
.band-alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band-ink{background:var(--ink-900);color:var(--on-ink);border-top:1px solid rgba(255,255,255,.1)}
.secHead{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.secHead h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;line-height:1.12;max-width:24ch}
.secHead p{margin-top:12px;color:var(--text-2);font-size:15.5px;max-width:60ch}
.band-ink .secHead p{color:var(--on-ink-2)}
.secNote{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.band-ink .secNote{color:var(--on-ink-2)}

/* ---------- 回放错位网格 ---------- */
.replayGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.replayCard{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.replayCard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.replayCard.is-feature{grid-column:span 2;flex-direction:row}
.replayCard.is-feature .thumb{flex:0 0 58%;aspect-ratio:16/10}
.replayCard.is-feature .cardBody{flex:1 1 auto;padding:30px 30px 26px;display:flex;flex-direction:column;justify-content:center}
.thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-700);flex:0 0 auto}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.replayCard:hover .thumb img{transform:scale(1.03)}
.thumb .badge{position:absolute;top:14px;left:14px}
.dur{
  position:absolute;right:12px;bottom:12px;background:rgba(13,14,18,.78);color:var(--on-ink);
  border-radius:var(--r-xs);padding:3px 8px;font-size:12px;font-weight:800;
  font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Space Grotesk",system-ui,sans-serif;
}
.cardBody{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.replayCard.is-feature .cardBody h3{font-size:24px;line-height:1.3}
.cardBody h3{font-size:18px;font-weight:700;line-height:1.4;margin:0}
.cardBody p{font-size:14px;line-height:1.7;color:var(--text-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cardMeta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px}
.cardMeta time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;font-weight:700}
.cardArrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--text-2)}
.replayCard:hover .cardArrow{color:var(--ink-900)}

/* ---------- 数据条 ---------- */
.specGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-md);overflow:hidden}
.specCell{background:var(--ink-900);padding:30px 26px}
.specCell b{
  display:block;font-size:30px;font-weight:800;color:var(--acid);
  font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Space Grotesk",system-ui,sans-serif;line-height:1.1;
}
.specCell strong{display:block;margin-top:12px;font-size:15px;color:var(--on-ink);font-weight:700}
.specCell span{display:block;margin-top:8px;font-size:13px;line-height:1.7;color:var(--on-ink-2)}

/* ---------- 三步流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin-top:8px}
.step{border-top:2px solid var(--acid);padding-top:22px}
.stepNum{
  font-size:38px;font-weight:800;color:var(--ink-900);line-height:1;
  font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Space Grotesk",system-ui,sans-serif;
  letter-spacing:-.03em;
}
.step h3{margin-top:16px;font-size:20px;font-weight:700;line-height:1.35}
.step p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--text-2)}
.stepList{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.stepList li{display:flex;gap:10px;font-size:13.5px;color:var(--text-3)}
.stepList i{color:var(--success);font-size:12px;margin-top:5px}

/* ---------- 入口指引图文 ---------- */
.guideRow{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.guideRow img{border-radius:var(--r-lg);border:1px solid var(--line);width:100%;aspect-ratio:4/3;object-fit:cover}
.guideRow h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.16}
.guideRow p{margin-top:16px;color:var(--text-2);font-size:15.5px}
.guidePoints{margin-top:24px;border-top:1px solid var(--line)}
.guidePoints li{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.guidePoints li span:first-child{color:var(--text-3)}
.guidePoints li span:last-child{font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- FAQ ---------- */
.faqWrap{max-width:900px}
.faqWrap h2{font-size:clamp(26px,3.4vw,36px);font-weight:800;margin-bottom:26px}
.faqIcon{
  position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:14px;color:var(--text-3);
  transition:transform .2s var(--ease),color .12s var(--ease);
}
.accordion .accordion-title{position:relative}
.accordion .accordion-item.is-active .faqIcon{transform:translateY(-50%) rotate(180deg);color:var(--ink-900)}

/* ---------- 相关入口 ---------- */
.linkRow{display:flex;flex-wrap:wrap;gap:12px}
.linkChip{
  display:inline-flex;align-items:center;gap:10px;padding:14px 20px;border-radius:var(--r-pill);
  background:var(--paper-2);border:1px solid var(--line-strong);font-size:14.5px;font-weight:600;
  transition:border-color .12s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.linkChip i{font-size:12px;color:var(--text-3)}
.linkChip:hover{border-color:var(--ink-900);text-decoration:none;transform:translateY(-2px);box-shadow:var(--sh-2)}

/* ---------- CTA ---------- */
.ctaBand{background:var(--ink-900);color:var(--on-ink);border-top:1px solid rgba(255,255,255,.1);padding:72px 0}
.ctaInner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:36px}
.ctaInner h2{font-size:clamp(24px,3.2vw,34px);font-weight:800;line-height:1.18;max-width:22ch}
.ctaInner p{margin-top:14px;font-size:15px;color:var(--on-ink-2);max-width:56ch}
.ctaActions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.siteFooter{background:var(--ink-900);color:var(--on-ink-2);border-top:1px solid rgba(255,255,255,.1);padding:64px 0 28px}
.footGrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footBrand{display:flex;align-items:center;gap:10px;color:var(--on-ink);font-weight:800;font-size:15px;margin-bottom:16px}
.footCol p{font-size:14px;line-height:1.8;max-width:32ch}
.footCol h4{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--on-ink);margin-bottom:16px;text-transform:uppercase}
.footCol ul{display:flex;flex-direction:column;gap:10px}
.footCol ul a{font-size:14px;color:var(--on-ink-2)}
.footCol ul a:hover{color:var(--acid)}
.footBottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3);
}
.footBottom a{color:var(--on-ink-2)}
.footBottom a:hover{color:var(--acid)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .navCards{display:none}
  .navToggle{display:inline-flex;align-items:center;justify-content:center}
  .mobileNav.is-open{display:block}
  .navActions .btn-primary{display:none}
  .heroBand{padding:36px 0 56px}
  .heroCopy{padding-right:0}
  .heroMedia{margin-top:36px}
  .replayGrid{grid-template-columns:repeat(2,1fr)}
  .replayCard.is-feature{grid-column:span 2;flex-direction:column}
  .replayCard.is-feature .thumb{flex:0 0 auto;aspect-ratio:16/9}
  .replayCard.is-feature .cardBody{padding:22px}
  .replayCard.is-feature .cardBody h3{font-size:20px}
  .specGrid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr;gap:28px}
  .guideRow{grid-template-columns:1fr;gap:28px}
  .footGrid{grid-template-columns:repeat(2,1fr);gap:32px}
  .band{padding:56px 0}
}
@media screen and (max-width:640px){
  .grid-container{padding-left:20px;padding-right:20px}
  .navPanel{padding:8px 10px;border-radius:var(--r-md)}
  .brandText{font-size:14px}
  .replayGrid{grid-template-columns:1fr;gap:18px}
  .replayCard.is-feature{grid-column:span 1}
  .replayCard.is-feature .cardBody h3{font-size:18px}
  .specGrid{grid-template-columns:1fr}
  .heroActions{gap:14px}
  .heroActions .btn{width:100%}
  .statusRow{gap:14px 20px}
  .secHead{margin-bottom:28px}
  .band{padding:48px 0}
  .ctaInner{gap:24px}
  .ctaActions{width:100%}
  .ctaActions .btn{width:100%}
  .footGrid{grid-template-columns:1fr}
  .footCol p{max-width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}