/* roulang page: index */
:root{
  --ink-950:#0F0D22;
  --ink-900:#151233;
  --ink-800:#1E1A44;
  --ink-700:#2A2456;
  --brand-600:#4B3BC4;
  --brand-500:#5F4BE0;
  --brand-400:#8B7BF0;
  --gold-500:#F3B23C;
  --gold-400:#FFC961;
  --aurora-500:#4EC9C0;
  --paper:#F7F5F0;
  --paper-2:#FFFFFF;
  --line:#E6E1D8;
  --text-strong:#16132E;
  --text:#3B3757;
  --text-muted:#6F6A88;
  --on-ink:#EFECFB;
  --on-ink-muted:#A9A3CC;
  --r-lg:18px;
  --r-md:16px;
  --r-sm:12px;
  --pill:999px;
  --shadow-light:0 6px 24px rgba(16,14,35,.08);
  --ring-ink:1px solid rgba(239,236,251,.10);
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:"Noto Serif SC","Noto Sans SC",serif;
  color:var(--text-strong);
  margin:0;
  letter-spacing:0;
}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
img{max-width:100%;display:block;height:auto;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
svg{display:block;}
:focus-visible{outline:2px solid var(--gold-500);outline-offset:2px;border-radius:6px;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.container-wide{max-width:1280px;margin:0 auto;padding:0 24px;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink-950);
  border-bottom:1px solid rgba(239,236,251,.08);
  transition:padding .25s ease, box-shadow .25s ease;
}
.site-header.is-compact .nav-bar{padding:8px 0;}
.site-header.is-compact{box-shadow:0 10px 30px rgba(15,13,34,.35);}
.nav-bar{
  display:flex;align-items:center;gap:18px;
  padding:14px 0;
  transition:padding .25s ease;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--on-ink);}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,var(--brand-500),var(--brand-600));
  border:1px solid rgba(239,236,251,.22);
}
.logo-mark svg{width:18px;height:18px;}
.logo-text{
  font-family:"Noto Serif SC",serif;
  font-weight:700;font-size:19px;letter-spacing:.01em;
  white-space:nowrap;
}
.logo-sub{display:block;font-size:11px;color:var(--on-ink-muted);letter-spacing:.14em;font-weight:500;}
.nav-search{
  position:relative;display:flex;align-items:center;gap:10px;
  flex:1 1 auto;max-width:560px;
  height:48px;padding:0 16px;
  background:var(--ink-800);
  border:1px solid rgba(239,236,251,.14);
  border-radius:var(--pill);
  transition:border-color .2s ease, background .2s ease;
}
.nav-search:focus-within{border-color:var(--gold-500);background:var(--ink-700);}
.nav-search svg{width:18px;height:18px;flex:0 0 auto;stroke:var(--on-ink-muted);}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  color:var(--on-ink);font-size:14px;
}
.nav-search input::placeholder{color:var(--on-ink-muted);}
.kbd{
  flex:0 0 auto;font-size:11px;color:var(--on-ink-muted);
  border:1px solid rgba(239,236,251,.18);border-radius:6px;padding:2px 7px;
  letter-spacing:.08em;
}
.nav-links{display:flex;align-items:center;gap:4px;flex:0 0 auto;}
.nav-links a{
  font-size:14px;color:var(--on-ink-muted);
  padding:9px 12px;border-radius:var(--pill);
  transition:color .2s ease, background .2s ease;
  white-space:nowrap;
}
.nav-links a:hover{color:var(--on-ink);background:rgba(239,236,251,.07);}
.nav-links a.active{color:var(--ink-950);background:var(--gold-500);font-weight:500;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:500;
  padding:13px 22px;border-radius:var(--r-sm);
  border:1px solid transparent;
  transition:transform .18s ease, background .2s ease, border-color .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.99);}
.btn-primary{background:var(--gold-500);color:#1B1633;}
.btn-primary:hover{background:var(--gold-400);transform:translateY(-1px);}
.btn-ghost{border-color:rgba(239,236,251,.24);color:var(--on-ink);}
.btn-ghost:hover{border-color:var(--gold-500);color:var(--gold-400);transform:translateY(-1px);}
.btn-outline{border-color:var(--brand-500);color:var(--brand-600);background:var(--paper-2);}
.btn-outline:hover{background:var(--brand-500);color:#fff;transform:translateY(-1px);}
.btn-solid{background:var(--brand-600);color:#fff;}
.btn-solid:hover{background:var(--brand-500);transform:translateY(-1px);}
.btn-block{width:100%;}
.btn[disabled]{opacity:.55;cursor:not-allowed;}
.nav-cta{flex:0 0 auto;padding:12px 20px;font-size:14px;}
.menu-toggle{
  display:none;flex:0 0 auto;width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(239,236,251,.18);color:var(--on-ink);
  align-items:center;justify-content:center;
}
.menu-toggle svg{width:20px;height:20px;stroke:currentColor;}
.mobile-menu{
  display:none;border-top:1px solid rgba(239,236,251,.10);
  padding:12px 24px 20px;background:var(--ink-900);
}
.mobile-menu.open{display:block;}
.mobile-menu a{
  display:block;padding:12px 4px;font-size:15px;color:var(--on-ink-muted);
  border-bottom:1px solid rgba(239,236,251,.07);
}
.mobile-menu a.active{color:var(--gold-400);}
.mobile-menu .btn{margin-top:14px;}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background-color:var(--ink-950);
  background-image:
    radial-gradient(rgba(239,236,251,.16) 1px, transparent 1px),
    radial-gradient(900px 420px at 12% 8%, rgba(95,75,224,.35), transparent 70%);
  background-size:32px 32px, auto;
  color:var(--on-ink);
  padding:76px 0 84px;
}
.hero-grid{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--gold-400);
  border:1px solid rgba(243,178,60,.4);border-radius:var(--pill);
  padding:6px 14px;margin-bottom:20px;
}
.hero h1{
  color:var(--on-ink);
  font-size:clamp(30px,4.8vw,52px);
  line-height:1.25;
  margin-bottom:18px;
}
.hero-sub{color:var(--on-ink-muted);font-size:17px;max-width:520px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 28px;}
.chip{
  font-size:13px;color:var(--on-ink);
  border:1px solid rgba(239,236,251,.22);
  border-radius:var(--pill);padding:6px 14px;
  background:rgba(239,236,251,.04);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px;}
.hero-note{font-size:13px;color:var(--on-ink-muted);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid rgba(239,236,251,.14);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.04em;
  padding:6px 12px;border-radius:var(--pill);
  font-weight:500;
}
.badge-live{background:var(--aurora-500);color:#0B2422;}
.badge-book{border:1px solid var(--gold-500);color:var(--gold-400);background:rgba(243,178,60,.08);}
.badge-replay{background:rgba(239,236,251,.12);color:var(--on-ink);}
.badge-float{position:absolute;top:14px;left:14px;}
.tag-float{
  position:absolute;right:14px;bottom:14px;
  font-size:12px;color:var(--on-ink-muted);
  background:rgba(15,13,34,.72);
  border:1px solid rgba(239,236,251,.14);
  border-radius:var(--pill);padding:5px 12px;
}

/* ---------- countdown ---------- */
.countdown{
  background:var(--ink-900);
  border-top:1px solid rgba(239,236,251,.08);
  border-bottom:1px solid rgba(239,236,251,.08);
  padding:22px 0;
}
.countdown-inner{display:flex;align-items:center;gap:28px;flex-wrap:wrap;}
.countdown-label{flex:1 1 200px;min-width:180px;}
.countdown-label strong{display:block;color:var(--on-ink);font-size:16px;font-weight:500;}
.countdown-label span{font-size:13px;color:var(--on-ink-muted);}
.countdown-numbers{display:flex;align-items:flex-end;gap:22px;}
.cd-unit{text-align:center;}
.cd-unit b{
  display:block;font-size:clamp(28px,4vw,48px);line-height:1;
  color:var(--gold-400);font-variant-numeric:tabular-nums;
  font-family:"Noto Serif SC",serif;font-weight:700;
}
.cd-unit small{font-size:12px;color:var(--on-ink-muted);letter-spacing:.08em;}
.cd-colon{font-size:28px;color:var(--on-ink-muted);line-height:1;padding-bottom:8px;}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--paper-2);}
.section-ink{
  background-color:var(--ink-950);
  background-image:radial-gradient(rgba(239,236,251,.14) 1px, transparent 1px);
  background-size:32px 32px;
  color:var(--on-ink);
}
.section-ink h2, .section-ink h3{color:var(--on-ink);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:36px;flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(24px,3.2vw,34px);line-height:1.35;margin-top:.6em;
}
.section-head h2::before{
  content:"";display:block;width:44px;height:4px;border-radius:2px;
  background:var(--gold-500);margin-bottom:16px;
}
.section-desc{color:var(--text-muted);font-size:15px;max-width:640px;margin-top:10px;}
.section-ink .section-desc{color:var(--on-ink-muted);}
.more-link{font-size:14px;color:var(--brand-600);font-weight:500;display:inline-flex;align-items:center;gap:6px;}
.more-link:hover{color:var(--brand-500);}
.section-ink .more-link{color:var(--gold-400);}

/* ---------- live main card ---------- */
.live-card{
  display:grid;grid-template-columns:7fr 5fr;gap:0;
  background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-light);
}
.live-cover{position:relative;overflow:hidden;background:var(--ink-900);}
.live-cover img{width:100%;height:100%;min-height:280px;object-fit:cover;transition:transform .35s ease;}
.live-card:hover .live-cover img{transform:scale(1.03);}
.live-body{padding:34px 34px 32px;}
.live-body h3{font-size:22px;line-height:1.5;margin:14px 0 10px;}
.live-meta{font-size:14px;color:var(--text-muted);display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px;}
.points{display:grid;gap:10px;margin-bottom:24px;}
.points li{display:flex;gap:10px;font-size:15px;color:var(--text);}
.points li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;margin-top:9px;border-radius:50%;
  background:var(--gold-500);
}
.live-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.link-plain{font-size:14px;color:var(--brand-600);border-bottom:1px solid rgba(75,59,196,.35);padding-bottom:2px;}
.link-plain:hover{color:var(--brand-500);border-color:var(--brand-500);}

/* ---------- timeline ---------- */
.timeline{position:relative;padding-left:0;}
.tl-row{
  display:grid;grid-template-columns:132px 1fr auto 40px;align-items:center;gap:20px;
  padding:20px 22px;margin-bottom:12px;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.tl-row:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-light);}
.tl-time{font-size:14px;color:var(--text-muted);font-variant-numeric:tabular-nums;}
.tl-main strong{display:block;font-size:17px;color:var(--text-strong);font-weight:500;font-family:"Noto Sans SC",sans-serif;}
.tl-main span{font-size:13px;color:var(--text-muted);}
.tl-tag{font-size:12px;color:var(--brand-600);background:rgba(95,75,224,.08);border-radius:var(--pill);padding:5px 12px;}
.tl-arrow{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--text-muted);}
.tl-arrow svg{width:16px;height:16px;stroke:currentColor;}
.tl-row:hover .tl-arrow{border-color:var(--brand-500);color:var(--brand-600);}

/* ---------- cms posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.post-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  display:flex;flex-direction:column;height:100%;
}
.post-card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-light);}
.post-card.featured{grid-column:span 2;}
.post-thumb{overflow:hidden;background:var(--paper);}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.post-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.post-body h3{font-size:19px;line-height:1.5;font-family:"Noto Sans SC",sans-serif;font-weight:700;}
.post-card:hover h3{color:var(--brand-600);}
.post-excerpt{
  font-size:14px;color:var(--text-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-muted);
}
.post-foot .cat{color:var(--brand-600);background:rgba(95,75,224,.08);border-radius:var(--pill);padding:4px 11px;}
.post-foot .go{display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);}
.empty-state{
  grid-column:1/-1;
  padding:48px 24px;text-align:center;
  background:var(--paper-2);border:1px dashed var(--line);border-radius:var(--r-md);
}
.empty-state svg{width:38px;height:38px;margin:0 auto 14px;stroke:var(--text-muted);}
.empty-state p{font-size:14px;color:var(--text-muted);margin-bottom:18px;}

/* ---------- category band ---------- */
.cat-band{display:grid;grid-template-columns:5fr 7fr;gap:24px;}
.cat-feature{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);background:var(--ink-900);
  min-height:300px;display:flex;align-items:flex-end;
  transition:transform .2s ease, border-color .2s ease;
}
.cat-feature:hover{transform:translateY(-2px);border-color:var(--gold-500);}
.cat-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;}
.cat-feature-body{position:relative;padding:28px;color:var(--on-ink);}
.cat-feature-body h3{color:#fff;font-size:22px;margin-bottom:8px;}
.cat-feature-body p{font-size:14px;color:rgba(239,236,251,.78);}
.cat-feature-body .more-link{color:var(--gold-400);margin-top:14px;display:inline-flex;}
.cat-mini{display:grid;gap:24px;}
.cat-mini a{
  display:grid;grid-template-columns:150px 1fr auto;gap:20px;align-items:center;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.cat-mini a:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-light);}
.cat-mini img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-sm);}
.cat-mini h3{font-size:18px;margin-bottom:6px;}
.cat-mini p{font-size:13px;color:var(--text-muted);}
.cat-mini .arrow{color:var(--brand-600);font-size:20px;}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat{
  border:var(--ring-ink);border-radius:var(--r-md);
  padding:26px 24px;background:rgba(239,236,251,.03);
}
.stat b{
  display:block;font-family:"Noto Serif SC",serif;font-size:34px;
  color:var(--gold-400);line-height:1.1;margin-bottom:8px;
}
.stat span{font-size:14px;color:var(--on-ink-muted);}

/* ---------- faq ---------- */
.faq{max-width:860px;margin:0 auto;}
.faq details{
  border-left:3px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:4px 0 4px 20px;
  margin-bottom:12px;
  transition:border-color .2s ease;
}
.faq details[open]{border-left-color:var(--gold-500);}
.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 4px;font-size:17px;color:var(--text-strong);font-weight:500;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary i{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  font-style:normal;font-size:15px;color:var(--brand-600);
  transition:transform .25s ease, border-color .2s ease;
}
.faq details[open] summary i{transform:rotate(45deg);border-color:var(--gold-500);color:var(--gold-500);}
.faq .answer{padding:0 4px 18px;font-size:15px;line-height:1.8;color:var(--text);}

/* ---------- cta ---------- */
.cta{
  position:relative;overflow:hidden;
  background-color:var(--ink-900);
  background-image:radial-gradient(rgba(239,236,251,.14) 1px, transparent 1px);
  background-size:32px 32px;
  border-radius:var(--r-lg);
  border:1px solid rgba(239,236,251,.12);
  padding:48px 44px;
  display:grid;grid-template-columns:6fr 6fr;gap:40px;align-items:center;
  color:var(--on-ink);
}
.cta h2{color:var(--on-ink);font-size:clamp(22px,3vw,30px);line-height:1.4;margin-bottom:12px;}
.cta p{color:var(--on-ink-muted);font-size:15px;}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 220px;min-width:0;
  height:50px;padding:0 18px;
  border-radius:var(--r-sm);
  background:var(--paper-2);
  border:1px solid var(--line);
  color:var(--text-strong);
  outline:none;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.sub-form input::placeholder{color:var(--text-muted);}
.sub-form input:focus{border-color:var(--gold-500);box-shadow:0 0 0 3px rgba(243,178,60,.18);}
.form-tip{font-size:12.5px;color:var(--on-ink-muted);margin-top:12px;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--ink-950);color:var(--on-ink-muted);
  padding:72px 0 28px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.site-footer h4{
  color:var(--on-ink);font-size:13px;letter-spacing:.08em;
  font-family:"Noto Sans SC",sans-serif;font-weight:700;
  margin-bottom:16px;
}
.site-footer p{font-size:14px;line-height:1.9;}
.site-footer ul{display:grid;gap:4px;}
.site-footer ul a{font-size:14px;line-height:2.1;display:inline-block;}
.site-footer ul a:hover{color:var(--gold-400);}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:var(--on-ink);}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(239,236,251,.10);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;
}
.footer-bottom a:hover{color:var(--gold-400);}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container,.container-wide{padding:0 24px;}
  .nav-search{max-width:420px;}
}
@media (max-width:1023px){
  .nav-search{display:none;}
  .nav-links{display:none;}
  .menu-toggle{display:flex;}
  .nav-bar{justify-content:space-between;}
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .live-card{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .post-card.featured{grid-column:span 2;}
  .cat-band{grid-template-columns:1fr;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .cta{grid-template-columns:1fr;padding:40px 32px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .section{padding:72px 0;}
  .tl-row{grid-template-columns:110px 1fr auto;gap:14px;}
  .tl-row .tl-arrow{display:none;}
}
@media (max-width:767px){
  .container,.container-wide{padding:0 18px;}
  .logo-text{font-size:17px;}
  .logo-sub{display:none;}
  .mobile-menu{padding:12px 18px 20px;}
  .hero{padding:48px 0 54px;}
  .countdown-inner{gap:18px;}
  .countdown-numbers{gap:14px;width:100%;justify-content:space-between;}
  .cd-unit:nth-child(7),.cd-colon:nth-of-type(2){display:none;}
  .post-grid{grid-template-columns:1fr;}
  .post-card.featured{grid-column:span 1;}
  .cat-mini a{grid-template-columns:1fr;gap:14px;}
  .cat-mini img{aspect-ratio:16/9;}
  .stats{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .live-body{padding:26px 22px;}
  .tl-row{grid-template-columns:1fr;gap:8px;padding:18px;}
  .tl-tag{justify-self:start;}
  .hero-actions .btn{width:100%;}
  .sub-form input,.sub-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:479px){
  .cd-unit b{font-size:26px;}
  .cd-unit small{font-size:11px;}
  .stat b{font-size:28px;}
  .cta{padding:32px 20px;}
}

/* roulang page: category1 */
:root{
  --ink-950:#0F0D22;
  --ink-900:#151233;
  --ink-800:#1E1A44;
  --ink-700:#2A2456;
  --brand-600:#4B3BC4;
  --brand-500:#5F4BE0;
  --brand-400:#8B7BF0;
  --gold-500:#F3B23C;
  --gold-400:#FFC961;
  --aurora-500:#4EC9C0;
  --paper:#F7F5F0;
  --paper-2:#FFFFFF;
  --line:#E6E1D8;
  --text-strong:#16132E;
  --text:#3B3757;
  --text-muted:#6F6A88;
  --on-ink:#EFECFB;
  --on-ink-muted:#A9A3CC;
  --shadow-sm:0 6px 24px rgba(16,14,35,.08);
  --r-lg:18px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --maxw:1200px;
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-sm)}
a{color:inherit;text-decoration:none;transition:color .18s ease}
h1,h2,h3,h4{font-family:var(--serif);color:var(--text-strong);margin:0;line-height:1.35}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--gold-500);outline-offset:2px;border-radius:6px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.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}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:500;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:scale(.99) translateY(0)}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.btn-gold{background:var(--gold-500);color:#211A05;box-shadow:0 6px 18px rgba(243,178,60,.28)}
.btn-gold:hover{background:var(--gold-400)}
.btn-brand{background:var(--brand-500);color:#fff}
.btn-brand:hover{background:var(--brand-400)}
.btn-ghost{background:transparent;color:var(--on-ink);border-color:rgba(239,236,251,.28)}
.btn-ghost:hover{border-color:var(--gold-500);color:var(--gold-400)}
.btn-outline{background:var(--paper-2);color:var(--text-strong);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-600)}
.btn-block{width:100%}

/* ---------- 标签 / 徽章 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  font-size:13px;line-height:1.6;color:var(--text-muted);
  background:var(--paper-2);border:1px solid var(--line);
}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.08em;font-weight:500}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.badge-live{background:var(--aurora-500);color:#08211F}
.badge-soon{background:transparent;color:var(--gold-400);border:1px solid var(--gold-500)}
.badge-replay{background:var(--paper-2);color:var(--text-strong)}
.tag{display:inline-block;padding:3px 10px;border-radius:var(--r-pill);font-size:12px;background:rgba(95,75,224,.10);color:var(--brand-600)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink-950);
  background-image:radial-gradient(circle,rgba(239,236,251,.13) 1px,transparent 1px);
  background-size:32px 32px;
  border-bottom:1px solid rgba(239,236,251,.10);
  transition:padding .2s ease;
}
.nav-inner{
  display:flex;align-items:center;gap:20px;
  padding:16px 24px;max-width:1280px;margin:0 auto;
  transition:padding .2s ease;
}
.site-header.is-compact .nav-inner{padding:10px 24px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;background:rgba(139,123,240,.18);border:1px solid rgba(239,236,251,.16)}
.logo-mark svg{width:18px;height:18px}
.logo-text{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--on-ink);letter-spacing:.01em}
.search-box{
  flex:1;max-width:560px;position:relative;display:flex;align-items:center;
  background:rgba(239,236,251,.07);
  border:1px solid rgba(239,236,251,.18);
  border-radius:var(--r-pill);
  height:48px;padding:0 12px 0 16px;
  transition:border-color .18s ease,background .18s ease;
}
.search-box:focus-within{border-color:var(--gold-500);background:rgba(239,236,251,.11)}
.search-box svg{width:18px;height:18px;flex-shrink:0;color:var(--on-ink-muted)}
.search-box input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;
  color:var(--on-ink);font-size:14px;padding:0 10px;
}
.search-box input::placeholder{color:var(--on-ink-muted)}
.search-key{
  flex-shrink:0;font-size:11px;letter-spacing:.08em;color:var(--on-ink-muted);
  border:1px solid rgba(239,236,251,.20);border-radius:6px;padding:3px 7px;
}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:4px}
.nav-links a{
  font-size:14px;color:var(--on-ink-muted);padding:6px 0;position:relative;
}
.nav-links a:hover{color:var(--on-ink)}
.nav-links a.active{color:var(--on-ink)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--gold-500);border-radius:2px;
}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn{padding:10px 18px;font-size:14px}
.mobile-search{display:none}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  font-size:13px;color:var(--text-muted);
  padding:22px 0 0;
}
.breadcrumb a:hover{color:var(--brand-600)}
.breadcrumb .sep{margin:0 8px;color:#BBB4A8}

/* ---------- Hero ---------- */
.hero{
  background:var(--ink-950);
  background-image:radial-gradient(circle,rgba(239,236,251,.13) 1px,transparent 1px);
  background-size:34px 34px;
  border-bottom:1px solid rgba(239,236,251,.10);
  padding-bottom:56px;
}
.hero .breadcrumb{color:var(--on-ink-muted)}
.hero .breadcrumb a:hover{color:var(--gold-400)}
.hero .breadcrumb .sep{color:rgba(239,236,251,.35)}
.hero-grid{
  display:grid;grid-template-columns:1.35fr .95fr;gap:48px;align-items:center;
  padding:36px 0 8px;
}
.hero-title{
  font-size:clamp(30px,4.2vw,44px);
  line-height:1.28;color:var(--on-ink);letter-spacing:0;
}
.hero-title em{font-style:normal;color:var(--gold-400)}
.hero-sub{margin-top:16px;font-size:16px;color:var(--on-ink-muted);max-width:520px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero .chip{background:rgba(239,236,251,.06);border-color:rgba(239,236,251,.16);color:var(--on-ink-muted);font-size:12.5px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-card{
  background:var(--ink-900);
  border:1px solid rgba(239,236,251,.10);
  border-radius:var(--r-lg);
  padding:14px;
}
.hero-card figure{margin:0;position:relative;overflow:hidden;border-radius:var(--r-sm)}
.hero-card img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease}
.hero-card:hover img{transform:scale(1.03)}
.hero-card .badge{position:absolute;top:12px;left:12px}
.hero-card-body{padding:14px 6px 4px}
.hero-card-body h3{color:var(--on-ink);font-size:17px}
.hero-card-body p{color:var(--on-ink-muted);font-size:13.5px;margin-top:6px}

/* ---------- 主体布局 ---------- */
.main-wrap{padding:72px 0 88px}
.layout{display:grid;grid-template-columns:262px minmax(0,1fr);gap:48px;align-items:start}
.toc{
  position:sticky;top:96px;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px;
  box-shadow:var(--shadow-sm);
}
.toc h2{
  font-size:14px;font-family:var(--sans);font-weight:700;
  color:var(--text-strong);letter-spacing:.04em;margin-bottom:12px;
}
.toc ol{list-style:none;counter-reset:toc}
.toc li{counter-increment:toc;margin-bottom:2px}
.toc a{
  display:flex;gap:10px;font-size:14px;color:var(--text-muted);
  padding:8px 10px;border-radius:10px;line-height:1.6;
}
.toc a::before{
  content:counter(toc,decimal-leading-zero);
  font-size:12px;color:var(--brand-400);font-weight:700;flex-shrink:0;
}
.toc a:hover{background:rgba(95,75,224,.07);color:var(--brand-600)}
.toc-note{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-muted)}

/* ---------- 正文分节 ---------- */
.prose section{padding-bottom:8px;scroll-margin-top:110px}
.prose section + section{margin-top:28px}
.prose h2{
  font-size:clamp(22px,2.6vw,28px);
  margin:1.6em 0 .6em;position:relative;padding-left:16px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:3px;background:var(--gold-500);
}
.prose h3{
  font-size:18px;margin:1.4em 0 .5em;position:relative;padding-left:16px;
}
.prose h3::before{
  content:"";position:absolute;left:2px;top:.55em;width:7px;height:7px;
  border-radius:50%;background:var(--brand-400);
}
.prose p{margin:0 0 1.15em;max-width:760px}
.bullets{max-width:760px;margin:6px 0 22px}
.bullets li{
  position:relative;padding-left:22px;margin-bottom:10px;color:var(--text);
}
.bullets li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;
  border-radius:50%;background:var(--gold-500);
  box-shadow:0 0 0 3px rgba(243,178,60,.16);
}
.bullets strong{color:var(--text-strong);font-weight:700}
.callout{
  max-width:760px;margin:0 0 24px;padding:16px 20px;
  background:var(--paper-2);border-left:3px solid var(--gold-500);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--text);font-size:15px;box-shadow:var(--shadow-sm);
}
.figure{max-width:760px;margin:8px 0 26px}
.figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line)}
.figure figcaption{font-size:13px;color:var(--text-muted);text-align:center;margin-top:10px}

/* ---------- 场景卡片 ---------- */
.section{padding:0 0 84px;scroll-margin-top:110px}
.section-head{max-width:720px;margin-bottom:34px}
.section-head .eyebrow{
  font-size:12px;letter-spacing:.16em;color:var(--brand-500);font-weight:700;
  text-transform:uppercase;display:block;margin-bottom:10px;
}
.section-head h2{font-size:clamp(24px,3.2vw,34px)}
.section-head p{margin-top:12px;color:var(--text-muted);font-size:15.5px}
.scenario-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.scenario-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.scenario-card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-sm)}
.scenario-card:nth-child(2){margin-top:26px}
.scenario-card:nth-child(3){margin-top:52px}
.scenario-icon{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(75,59,196,.08);color:var(--brand-600);margin-bottom:16px;
}
.scenario-icon svg{width:20px;height:20px}
.scenario-card h3{font-size:18px;margin-bottom:8px}
.scenario-card p{font-size:14.5px;color:var(--text-muted)}
.scenario-card .tag{margin-top:14px}

/* ---------- 步骤条 ---------- */
.steps-band{
  background:var(--ink-950);
  background-image:radial-gradient(circle,rgba(239,236,251,.13) 1px,transparent 1px);
  background-size:32px 32px;
  border-radius:var(--r-lg);
  padding:44px 40px;
  border:1px solid rgba(239,236,251,.10);
}
.steps-band .section-head h2{color:var(--on-ink)}
.steps-band .section-head p{color:var(--on-ink-muted)}
.steps-band .section-head .eyebrow{color:var(--gold-400)}
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.step{position:relative;padding-right:8px}
.step-dot{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-weight:700;font-size:15px;
  background:rgba(243,178,60,.14);color:var(--gold-400);
  border:1px solid rgba(243,178,60,.45);margin-bottom:16px;
}
.step h3{color:var(--on-ink);font-size:16.5px;margin-bottom:8px}
.step p{color:var(--on-ink-muted);font-size:13.5px}
.step::after{
  content:"";position:absolute;top:19px;left:52px;right:14px;height:1px;
  background:linear-gradient(90deg,rgba(243,178,60,.45),rgba(243,178,60,0));
}
.step:last-child::after{display:none}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px}
.faq-list details{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease;
}
.faq-list details[open]{border-color:rgba(75,59,196,.35)}
.faq-list summary{
  cursor:pointer;list-style:none;padding:18px 22px 18px 24px;
  display:flex;align-items:flex-start;gap:14px;
  font-family:var(--serif);font-size:17px;font-weight:600;color:var(--text-strong);
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::before{
  content:"";width:2px;align-self:stretch;background:var(--gold-500);border-radius:2px;flex-shrink:0;margin-top:2px;
}
.faq-list summary::after{
  content:"+";margin-left:auto;font-family:var(--sans);font-size:20px;color:var(--brand-500);
  line-height:1;transition:transform .22s ease;flex-shrink:0;
}
.faq-list details[open] summary::after{content:"×";transform:rotate(0deg)}
.faq-list .faq-body{padding:0 24px 20px 40px;color:var(--text);font-size:15px;line-height:1.8}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink-950);
  background-image:radial-gradient(circle,rgba(239,236,251,.13) 1px,transparent 1px);
  background-size:34px 34px;
  border-radius:var(--r-lg);
  border:1px solid rgba(239,236,251,.10);
  padding:44px 40px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
}
.cta-band h2{color:var(--on-ink);font-size:clamp(22px,2.8vw,30px)}
.cta-band p{color:var(--on-ink-muted);margin-top:12px;font-size:15px}
.cta-form{display:flex;gap:10px}
.cta-form input{
  flex:1;min-width:0;height:50px;padding:0 18px;border-radius:var(--r-sm);
  background:var(--paper-2);border:1px solid transparent;outline:none;font-size:15px;color:var(--text-strong);
  transition:border-color .18s ease;
}
.cta-form input::placeholder{color:#9C97AE}
.cta-form input:focus{border-color:var(--gold-500)}
.cta-form .btn{height:50px}
.cta-hint{font-size:13px;color:var(--on-ink-muted);margin-top:12px}
.cta-hint.is-error{color:var(--gold-400)}
.cta-hint.is-ok{color:var(--aurora-500)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-950);
  background-image:radial-gradient(circle,rgba(239,236,251,.12) 1px,transparent 1px);
  background-size:34px 34px;
  color:var(--on-ink-muted);
  padding:64px 0 28px;
  border-top:1px solid rgba(239,236,251,.10);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.site-footer h4{
  font-family:var(--sans);font-size:13px;font-weight:700;letter-spacing:.1em;
  color:var(--on-ink-muted);margin-bottom:16px;text-transform:uppercase;
}
.site-footer p{font-size:14px;line-height:2;color:var(--on-ink-muted)}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo .logo-text{color:var(--on-ink)}
.site-footer ul li{line-height:2.1}
.site-footer ul a{font-size:14px;color:var(--on-ink-muted)}
.site-footer ul a:hover{color:var(--gold-400)}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(239,236,251,.10);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--on-ink-muted);
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;
  background:var(--brand-500);color:#fff;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px rgba(75,59,196,.32);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease,background .18s ease;
  z-index:70;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-400)}
.to-top svg{width:20px;height:20px}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .layout{grid-template-columns:236px minmax(0,1fr);gap:36px}
  .nav-links{gap:16px}
}
@media (max-width:1023px){
  .nav-inner{flex-wrap:wrap;padding:12px 24px}
  .search-box{order:3;flex:1 0 100%;max-width:none;margin-top:12px;height:44px}
  .mobile-search{display:none}
  .nav-cta{margin-left:auto}
  .nav-links{order:4;flex:1 0 100%;flex-wrap:wrap;gap:18px;padding-top:10px;border-top:1px solid rgba(239,236,251,.08);margin-top:12px}
  .site-header.is-compact .nav-inner{padding:10px 24px}
  .hero-grid{grid-template-columns:1fr;gap:32px;padding-top:24px}
  .layout{grid-template-columns:1fr;gap:28px}
  .toc{position:static}
  .scenario-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scenario-card:nth-child(2),.scenario-card:nth-child(3){margin-top:0}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
  .step:nth-child(2)::after{display:none}
  .cta-band{grid-template-columns:1fr;gap:24px;padding:36px 30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 18px}
  .main-wrap{padding:48px 0 64px}
  .section{padding-bottom:56px}
  .nav-inner{padding:12px 18px}
  .site-header.is-compact .nav-inner{padding:10px 18px}
  .logo-text{font-size:16px}
  .nav-cta .btn{padding:9px 15px;font-size:13.5px}
  .hero{padding-bottom:40px}
  .hero-grid{padding-top:18px}
  .hero-actions .btn{flex:1 1 auto}
  .scenario-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:22px}
  .step::after{display:none}
  .steps-band{padding:32px 22px}
  .faq-list summary{font-size:16px;padding:16px 18px 16px 20px}
  .faq-list .faq-body{padding:0 20px 18px 34px}
  .cta-band{padding:30px 22px}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .breadcrumb{font-size:12.5px}
}
@media (max-width:479px){
  .hero-title{font-size:27px}
  .nav-links{gap:14px;font-size:13px}
  .nav-links a{font-size:13px}
  .btn{padding:11px 18px;font-size:14px}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
  .cta-band h2{font-size:21px}
  .toc a{font-size:13.5px}
}

/* roulang page: article */
:root{
  --ink-950:#0F0D22;
  --ink-900:#151233;
  --ink-800:#1E1A44;
  --ink-700:#2A2456;
  --brand-600:#4B3BC4;
  --brand-500:#5F4BE0;
  --brand-400:#8B7BF0;
  --gold-500:#F3B23C;
  --gold-400:#FFC961;
  --aurora-500:#4EC9C0;
  --paper:#F7F5F0;
  --paper-2:#FFFFFF;
  --line:#E6E1D8;
  --text-strong:#16132E;
  --text:#3B3757;
  --text-muted:#6F6A88;
  --on-ink:#EFECFB;
  --on-ink-muted:#A9A3CC;
  --r-card:16px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-soft:0 6px 24px rgba(16,14,35,.08);
  --font-sans:"Noto Sans SC",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-serif:"Noto Serif SC","Songti SC",Georgia,serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--text-strong);margin:0}
p{margin:0}
ul,ol{margin:0}
svg{display:block}
:focus-visible{outline:2px solid var(--gold-500);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:500;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0) scale(.99)}
.btn-gold{background:var(--gold-500);color:#231A05;box-shadow:0 6px 18px rgba(243,178,60,.24)}
.btn-gold:hover{background:var(--gold-400)}
.btn-primary{background:var(--brand-500);color:#fff}
.btn-primary:hover{background:var(--brand-400)}
.btn-outline{background:transparent;border-color:var(--line);color:var(--text-strong)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-600)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;line-height:1.6;letter-spacing:.02em;font-weight:500;
}
.badge-cat{background:rgba(95,75,224,.10);color:var(--brand-600);border:1px solid rgba(95,75,224,.20)}
.badge-live{background:var(--aurora-500);color:#0B2A27;border:1px solid transparent}
.badge-book{background:transparent;color:var(--gold-500);border:1px solid rgba(243,178,60,.55)}
.badge-replay{background:#F1EEE7;color:var(--text);border:1px solid var(--line)}
/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background-color:var(--ink-950);
  background-image:radial-gradient(rgba(239,236,251,.14) 1px,transparent 1.2px);
  background-size:34px 34px;
  border-bottom:1px solid rgba(239,236,251,.10);
}
.header-inner{
  display:flex;align-items:center;gap:18px;
  padding:15px 0;
  flex-wrap:wrap;
  transition:padding .22s ease;
}
.site-header.compact .header-inner{padding:8px 0}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--ink-800);border:1px solid rgba(239,236,251,.16);
}
.logo-mark svg{width:19px;height:19px}
.brand-text{
  font-family:var(--font-serif);font-weight:700;font-size:17px;
  color:var(--on-ink);letter-spacing:.01em;white-space:nowrap;
}
.nav-search{
  flex:1 1 260px;max-width:560px;height:48px;
  display:flex;align-items:center;gap:10px;
  padding:0 16px;border-radius:var(--r-pill);
  background:rgba(239,236,251,.07);
  border:1px solid rgba(239,236,251,.14);
  transition:border-color .18s ease,background-color .18s ease;
}
.nav-search:focus-within{border-color:rgba(243,178,60,.75);background:rgba(239,236,251,.10)}
.nav-search svg{width:18px;height:18px;flex:0 0 auto;stroke:var(--on-ink-muted)}
.nav-search input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;
  color:var(--on-ink);font-size:14.5px;
}
.nav-search input::placeholder{color:var(--on-ink-muted)}
.kbd-chip{
  flex:0 0 auto;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--on-ink-muted);border:1px solid rgba(239,236,251,.18);
  padding:3px 8px;border-radius:6px;
}
.nav-links{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.nav-links a{
  padding:9px 14px;border-radius:10px;font-size:14.5px;
  color:var(--on-ink-muted);
  transition:color .18s ease,background-color .18s ease;
}
.nav-links a:hover{color:var(--on-ink);background:rgba(239,236,251,.07)}
.nav-links a.active{
  color:var(--on-ink);background:rgba(95,75,224,.30);
  box-shadow:inset 0 0 0 1px rgba(139,123,240,.45);
}
.nav-cta{padding:11px 20px;font-size:14.5px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(239,236,251,.07);border:1px solid rgba(239,236,251,.16);
  cursor:pointer;padding:0;flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.nav-toggle span{display:block;width:17px;height:2px;border-radius:2px;background:var(--on-ink)}
/* ---------- 阅读进度 ---------- */
.progress-track{
  position:fixed;top:0;left:0;right:0;height:3px;z-index:80;
  background:transparent;pointer-events:none;
}
.progress-track i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold-500),var(--gold-400));transition:width .12s linear}
/* ---------- 文章头 ---------- */
.article-head{padding:44px 0 30px;background:var(--paper)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-muted)}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--brand-600)}
.breadcrumb .sep{color:#BDB7AE}
.breadcrumb .current{color:var(--text)}
.head-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:22px;font-size:13.5px;color:var(--text-muted)}
.head-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFC9BE}
.article-head h1{
  margin-top:16px;
  font-size:clamp(26px,3.8vw,40px);
  line-height:1.32;
  letter-spacing:0;
}
.star-divider{
  height:1px;margin-top:24px;
  background:linear-gradient(90deg,rgba(243,178,60,.75),rgba(243,178,60,.12) 45%,transparent);
}
/* ---------- 正文布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;
  align-items:start;padding:40px 0 88px;
}
.article-main{min-width:0;max-width:780px}
.article-cover{
  border-radius:18px;overflow:hidden;border:1px solid var(--line);
  margin-bottom:36px;
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.content{font-size:17px;line-height:1.85;color:var(--text)}
.content > * + *{margin-top:1.15em}
.content h2{
  position:relative;margin-top:1.6em;margin-bottom:.6em;padding-left:14px;
  font-size:clamp(21px,2.4vw,27px);line-height:1.42;
}
.content h2::before{
  content:"";position:absolute;left:0;top:.26em;width:4px;height:1em;
  border-radius:2px;background:var(--gold-500);
}
.content h3{
  position:relative;margin-top:1.5em;margin-bottom:.5em;padding-left:19px;
  font-size:19px;line-height:1.5;
}
.content h3::before{
  content:"";position:absolute;left:3px;top:.6em;width:7px;height:7px;
  border-radius:50%;background:var(--brand-400);
}
.content blockquote{
  margin:1.4em 0;padding:16px 22px;background:#FBF9F4;
  border-left:3px solid var(--gold-500);border-radius:0 12px 12px 0;
  color:var(--text);
}
.content ul,.content ol{padding-left:1.4em}
.content li{margin:.5em 0;line-height:1.9}
.content li::marker{color:var(--brand-400)}
.content img{border-radius:12px;margin:1.4em auto;border:1px solid var(--line)}
.content figure{margin:1.5em 0}
.content figcaption{font-size:13px;color:var(--text-muted);text-align:center;margin-top:10px;line-height:1.7}
.content table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.content thead th{background:#F1EEE7;font-weight:500;color:var(--text-strong)}
.content th,.content td{border:1px solid var(--line);padding:11px 14px;text-align:left;line-height:1.7}
.content tbody tr:nth-child(even){background:#FBF9F4}
.content code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.9em;background:#EFEBE4;padding:2px 6px;border-radius:6px;color:var(--text-strong);
}
.content pre{
  background:var(--ink-900);color:var(--on-ink);padding:18px 20px;
  border-radius:12px;overflow-x:auto;font-size:14.5px;line-height:1.7;
}
.content pre code{background:none;color:inherit;padding:0}
.content a{color:var(--brand-600);border-bottom:1px solid rgba(75,59,196,.28)}
.content a:hover{color:var(--brand-500);border-bottom-color:var(--brand-500)}
.content hr{border:0;height:1px;background:var(--line);margin:2em 0}
/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--shadow-soft);
  transition:border-color .18s ease,transform .18s ease;
}
.side-card:hover{border-color:rgba(95,75,224,.4);transform:translateY(-2px)}
.side-card h3{font-size:16px;letter-spacing:.01em;margin-bottom:14px}
.side-list{display:flex;flex-direction:column;gap:2px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 0;font-size:14.5px;color:var(--text);
  border-bottom:1px dashed var(--line);
}
.side-list a:last-child{border-bottom:0}
.side-list a:hover{color:var(--brand-600)}
.side-list a span.arrow{color:#C6C0B4;transition:transform .18s ease,color .18s ease}
.side-list a:hover span.arrow{color:var(--brand-500);transform:translateX(3px)}
.side-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px}
.side-row:last-of-type{border-bottom:0}
.side-row .t{color:var(--text-muted);font-size:13px}
.side-note{font-size:13px;color:var(--text-muted);margin-top:14px;line-height:1.8}
.side-subscribe{display:flex;flex-direction:column;gap:10px}
.side-subscribe input{
  height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#FCFBF8;padding:0 14px;font-size:14px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.side-subscribe input:focus{border-color:var(--gold-500);box-shadow:0 0 0 3px rgba(243,178,60,.16)}
.side-subscribe button{width:100%}
/* ---------- 空态 ---------- */
.empty-state{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:48px 26px;text-align:center;box-shadow:var(--shadow-soft);
}
.empty-state svg{width:44px;height:44px;margin:0 auto 16px;stroke:var(--brand-400)}
.empty-state strong{display:block;font-family:var(--font-serif);font-size:20px;color:var(--text-strong);margin-bottom:8px}
.empty-state p{font-size:14.5px;color:var(--text-muted);max-width:420px;margin:0 auto 22px}
/* ---------- 上下篇 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:56px}
.post-nav a{
  display:block;background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow-soft);
  transition:transform .18s ease,border-color .18s ease;
}
.post-nav a:hover{transform:translateY(-2px);border-color:var(--brand-500)}
.post-nav .dir{font-size:12.5px;letter-spacing:.08em;color:var(--text-muted);text-transform:uppercase}
.post-nav .ttl{display:block;margin-top:8px;font-size:16.5px;font-family:var(--font-serif);color:var(--text-strong);line-height:1.5}
.post-nav .next{text-align:right}
/* ---------- 相关推荐 ---------- */
.related{margin-top:64px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.sec-head h2{font-size:clamp(20px,2.4vw,26px)}
.sec-head a{font-size:14px;color:var(--brand-600)}
.sec-head a:hover{color:var(--brand-500)}
.related-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}
.mini-card{
  display:block;background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform .18s ease,border-color .18s ease;
}
.mini-card:hover{transform:translateY(-2px);border-color:var(--brand-500)}
.mini-card .thumb{overflow:hidden;aspect-ratio:16/10}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.mini-card:hover .thumb img{transform:scale(1.03)}
.mini-card .body{padding:16px}
.mini-card h3{font-size:16.5px;line-height:1.5;margin-bottom:8px}
.mini-card p{font-size:13.5px;color:var(--text-muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card .foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;font-size:12.5px;color:var(--text-muted)}
.article-back{margin-top:32px}
/* ---------- 深色 CTA ---------- */
.cta-band{
  background-color:var(--ink-950);
  background-image:
    linear-gradient(90deg,rgba(15,13,34,.94),rgba(15,13,34,.72)),
    url("/assets/images/backpic/back-2.webp"),
    radial-gradient(rgba(239,236,251,.14) 1px,transparent 1.2px);
  background-size:auto,cover,34px 34px;
  background-position:center,center,0 0;
  border-top:1px solid rgba(239,236,251,.10);
  border-bottom:1px solid rgba(239,236,251,.10);
  padding:64px 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{color:var(--on-ink);font-size:clamp(21px,2.6vw,30px);line-height:1.4;max-width:520px}
.cta-inner p{color:var(--on-ink-muted);font-size:14.5px;margin-top:12px;max-width:520px}
.subscribe-form{display:flex;gap:10px;flex:0 0 auto;flex-wrap:wrap}
.subscribe-form input{
  height:50px;min-width:260px;border-radius:var(--r-sm);
  border:1px solid rgba(239,236,251,.20);background:rgba(239,236,251,.08);
  color:var(--on-ink);padding:0 16px;font-size:14.5px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.subscribe-form input::placeholder{color:var(--on-ink-muted)}
.subscribe-form input:focus{border-color:var(--gold-500);box-shadow:0 0 0 3px rgba(243,178,60,.18)}
/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:70;
  width:46px;height:46px;border-radius:var(--r-pill);
  background:var(--ink-900);color:var(--on-ink);
  border:1px solid rgba(239,236,251,.18);
  display:grid;place-items:center;cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease,background-color .18s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-500)}
.to-top svg{width:18px;height:18px;stroke:currentColor}
/* ---------- 页脚 ---------- */
.site-footer{
  background-color:var(--ink-950);
  background-image:radial-gradient(rgba(239,236,251,.12) 1px,transparent 1.2px);
  background-size:34px 34px;
  padding:64px 0 28px;color:var(--on-ink-muted);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo .logo-mark{background:rgba(239,236,251,.06);border-color:rgba(239,236,251,.12)}
.footer-logo .logo-text{font-family:var(--font-serif);font-weight:700;font-size:17px;color:var(--on-ink)}
.site-footer p{font-size:14px;line-height:1.9}
.site-footer h4{font-size:13px;letter-spacing:.08em;color:var(--on-ink);margin-bottom:16px;font-family:var(--font-sans);font-weight:500}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:10px}
.site-footer a{font-size:14px;color:var(--on-ink-muted)}
.site-footer a:hover{color:var(--gold-400)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(239,236,251,.10);
  font-size:13px;color:var(--on-ink-muted);
}
/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr) 272px;gap:36px}
}
@media (max-width:1023px){
  .nav-toggle{display:flex}
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:2px;
    background:var(--ink-900);padding:14px 24px 20px;
    border-bottom:1px solid rgba(239,236,251,.12);
    box-shadow:0 18px 34px rgba(9,7,24,.45);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;font-size:15px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;padding-bottom:72px}
  .article-main{max-width:none}
  .article-side{position:static;margin-top:48px}
  .related-list{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .header-inner{gap:12px;padding:12px 0}
  .brand-text{font-size:15px}
  .nav-search{order:5;flex:1 1 100%;max-width:none;height:44px;margin-top:4px}
  .kbd-chip{display:none}
  .nav-cta{padding:9px 14px;font-size:13.5px}
  .article-head{padding:32px 0 24px}
  .post-nav{grid-template-columns:1fr;gap:14px}
  .post-nav .next{text-align:left}
  .related-list{grid-template-columns:1fr}
  .cta-band{padding:48px 0}
  .cta-inner{gap:24px}
  .subscribe-form{width:100%}
  .subscribe-form input{min-width:0;flex:1 1 100%}
  .subscribe-form button{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .content{font-size:16.5px}
  .content table{display:block;overflow-x:auto;white-space:nowrap}
}
@media (max-width:479px){
  .brand-text{font-size:14px}
  .logo-mark{width:30px;height:30px}
  .btn{width:100%}
  .nav-cta{width:auto}
  .to-top{right:14px;bottom:16px;width:42px;height:42px}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --ink-950:#0F0D22;
  --ink-900:#151233;
  --ink-800:#1E1A44;
  --ink-700:#2A2456;
  --brand-600:#4B3BC4;
  --brand-500:#5F4BE0;
  --brand-400:#8B7BF0;
  --gold-500:#F3B23C;
  --gold-400:#FFC961;
  --aurora-500:#4EC9C0;
  --paper:#F7F5F0;
  --paper-2:#FFFFFF;
  --line:#E6E1D8;
  --text-strong:#16132E;
  --text:#3B3757;
  --text-muted:#6F6A88;
  --on-ink:#EFECFB;
  --on-ink-muted:#A9A3CC;
  --radius-xl:18px;
  --radius:16px;
  --radius-sm:12px;
  --pill:999px;
  --shadow-soft:0 6px 24px rgba(16,14,35,.08);
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-serif:"Noto Serif SC","Songti SC",Georgia,serif;
  --container:1200px;
  --ring:0 0 0 2px var(--gold-500);
}

/* ============ 基础 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
a:hover{color:var(--brand-500);}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);color:var(--text-strong);font-weight:700;line-height:1.35;letter-spacing:0;}
p{margin:0 0 1.15em;}
ul,ol{margin:0;padding:0;list-style:none;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--gold-500);outline-offset:2px;}
::selection{background:rgba(243,178,60,.35);}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.container-wide{max-width:1280px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--ink-950);
  border-bottom:1px solid rgba(239,236,251,.10);
  transition:box-shadow .2s ease;
}
.site-header.is-compact{box-shadow:0 8px 26px rgba(9,7,26,.45);}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:78px;
  transition:height .2s ease;
}
.site-header.is-compact .header-inner{height:62px;}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--on-ink);
}
.brand:hover{color:#fff;}
.logo-mark{
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;
  background:linear-gradient(140deg,var(--brand-600),var(--brand-500));
  border:1px solid rgba(239,236,251,.16);
  flex:0 0 auto;
}
.logo-mark svg{width:19px;height:19px;display:block;}
.logo-text{
  font-family:var(--font-serif);
  font-size:17px;
  font-weight:700;
  letter-spacing:.4px;
  white-space:nowrap;
}

.nav-search{
  flex:1 1 auto;
  max-width:560px;
  min-width:180px;
}
.search-box{
  position:relative;
  display:flex;
  align-items:center;
  height:48px;
  padding:0 12px 0 16px;
  border-radius:var(--pill);
  background:var(--ink-800);
  border:1px solid rgba(239,236,251,.14);
  transition:border-color .2s ease,background .2s ease;
}
.search-box:focus-within{border-color:var(--gold-500);background:var(--ink-700);}
.search-box svg{width:18px;height:18px;flex:0 0 auto;stroke:var(--on-ink-muted);}
.search-box input{
  flex:1 1 auto;
  height:100%;
  min-width:0;
  border:0;
  background:transparent;
  color:var(--on-ink);
  padding:0 10px;
  outline:none;
}
.search-box input::placeholder{color:var(--on-ink-muted);}
.kbd-chip{
  flex:0 0 auto;
  font-size:12px;
  line-height:1;
  padding:5px 8px;
  border-radius:7px;
  color:var(--on-ink-muted);
  border:1px solid rgba(239,236,251,.18);
  background:rgba(239,236,251,.04);
}

.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  flex:0 0 auto;
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-links::-webkit-scrollbar{display:none;}
.nav-links a{
  display:inline-block;
  padding:9px 13px;
  border-radius:var(--pill);
  font-size:14.5px;
  color:var(--on-ink-muted);
  white-space:nowrap;
  border:1px solid transparent;
  transition:color .18s ease,background .18s ease,border-color .18s ease;
}
.nav-links a:hover{color:var(--on-ink);background:rgba(239,236,251,.07);}
.nav-links a.active{
  color:var(--ink-950);
  background:var(--gold-400);
  border-color:var(--gold-400);
  font-weight:700;
}

/* ============ 星轨带 ============ */
.star-band{
  position:relative;
  background-color:var(--ink-950);
  background-image:
    radial-gradient(rgba(239,236,251,.16) 1px, transparent 1px),
    radial-gradient(rgba(139,123,240,.12) 1px, transparent 1px);
  background-size:32px 32px, 32px 32px;
  background-position:0 0, 16px 16px;
  color:var(--on-ink);
  overflow:hidden;
}
.star-band::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(243,178,60,.55),transparent);
}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--on-ink-muted);
  padding:20px 0 0;
}
.crumb a{color:var(--on-ink-muted);}
.crumb a:hover{color:var(--gold-400);}
.crumb .sep{opacity:.6;}
.crumb .current{color:var(--on-ink);}

/* ============ Hero 带状 ============ */
.page-hero{padding:14px 0 68px;}
.hero-grid{
  display:grid;
  grid-template-columns:1.35fr .95fr;
  gap:44px;
  align-items:start;
  margin-top:32px;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--gold-400);
  border:1px solid rgba(243,178,60,.42);
  border-radius:var(--pill);
  padding:6px 14px;
  margin-bottom:20px;
}
.hero-title{
  font-size:clamp(30px,4.4vw,46px);
  line-height:1.28;
  color:#fff;
  margin-bottom:18px;
}
.hero-sub{
  font-size:16.5px;
  color:var(--on-ink-muted);
  max-width:620px;
  margin-bottom:26px;
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.chip{
  font-size:13px;
  padding:6px 14px;
  border-radius:var(--pill);
  border:1px solid rgba(239,236,251,.18);
  color:var(--on-ink-muted);
  background:rgba(239,236,251,.04);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-note{
  margin-top:22px;
  font-size:13.5px;
  color:var(--on-ink-muted);
  display:flex;
  align-items:center;
  gap:8px;
}
.dot{width:6px;height:6px;border-radius:50%;background:var(--aurora-500);flex:0 0 auto;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:500;
  line-height:1.2;
  cursor:pointer;
  transition:transform .16s ease,background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.btn:active{transform:scale(.99);}
.btn-gold{
  background:var(--gold-500);
  border-color:var(--gold-500);
  color:#221A05;
  font-weight:700;
}
.btn-gold:hover{background:var(--gold-400);border-color:var(--gold-400);color:#221A05;transform:translateY(-1px);}
.btn-ghost{
  background:transparent;
  border-color:rgba(239,236,251,.28);
  color:var(--on-ink);
}
.btn-ghost:hover{border-color:var(--gold-500);color:var(--gold-400);transform:translateY(-1px);}
.btn-line{
  background:var(--paper-2);
  border-color:var(--line);
  color:var(--text-strong);
}
.btn-line:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-1px);}
.btn-brand{
  background:var(--brand-600);
  border-color:var(--brand-600);
  color:#fff;
  font-weight:700;
}
.btn-brand:hover{background:var(--brand-500);border-color:var(--brand-500);color:#fff;transform:translateY(-1px);}
.btn-block{width:100%;}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:10px;}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;}

/* ============ 倒计时挂件 ============ */
.countdown-card{
  background:linear-gradient(168deg,var(--ink-800),var(--ink-900));
  border:1px solid rgba(239,236,251,.12);
  border-radius:var(--radius-xl);
  padding:26px 24px;
}
.countdown-label{
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold-400);
  margin-bottom:10px;
}
.countdown-title{
  font-family:var(--font-serif);
  font-size:19px;
  color:#fff;
  line-height:1.5;
  margin-bottom:18px;
}
.countdown-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:8px;
  margin-bottom:18px;
}
.cd-unit{
  text-align:center;
  padding:12px 4px;
  border-radius:var(--radius-sm);
  background:rgba(15,13,34,.6);
  border:1px solid rgba(239,236,251,.09);
}
.cd-num{
  display:block;
  font-size:clamp(24px,3.4vw,34px);
  line-height:1.1;
  font-weight:700;
  color:var(--gold-400);
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
}
.cd-txt{
  display:block;
  margin-top:6px;
  font-size:12px;
  color:var(--on-ink-muted);
}
.countdown-foot{
  font-size:12.5px;
  color:var(--on-ink-muted);
  text-align:center;
  margin:14px 0 0;
}

/* ============ 区块通用 ============ */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-head{margin-bottom:44px;max-width:820px;}
.section-eyebrow{
  font-size:12.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--brand-500);
  font-weight:700;
  margin-bottom:12px;
}
.section-title{
  font-size:clamp(24px,3.1vw,33px);
  margin-bottom:14px;
  position:relative;
  padding-left:16px;
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;top:.18em;
  width:4px;height:.92em;
  border-radius:3px;
  background:var(--gold-500);
}
.section-desc{
  color:var(--text-muted);
  font-size:15.5px;
  margin:0;
}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-soft);
}
.stat-item{padding:0 18px;border-left:1px solid var(--line);}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{
  font-family:var(--font-serif);
  font-size:30px;
  font-weight:700;
  color:var(--text-strong);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-num small{font-size:15px;color:var(--text-muted);margin-left:2px;font-family:var(--font-sans);}
.stat-label{font-size:13.5px;color:var(--text-muted);margin-top:6px;}

/* ============ 时间表 ============ */
.schedule-wrap{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.schedule-scroll{overflow-x:auto;}
.schedule-table{min-width:840px;}
.schedule-head,
.schedule-row{
  display:grid;
  grid-template-columns:170px 1fr 130px 120px 118px;
  gap:16px;
  align-items:center;
  padding:18px 24px;
}
.schedule-head{
  background:var(--ink-950);
  color:var(--on-ink-muted);
  font-size:12.5px;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.schedule-row{
  border-top:1px solid var(--line);
  transition:background .18s ease;
}
.schedule-row:hover{background:#FBF9F5;}
.cell-time{
  font-variant-numeric:tabular-nums;
  font-weight:500;
  color:var(--text-strong);
  font-size:14.5px;
}
.cell-title{font-size:15.5px;color:var(--text-strong);font-weight:500;}
.cell-title span{display:block;font-weight:400;font-size:13px;color:var(--text-muted);margin-top:4px;}
.tag{
  display:inline-block;
  font-size:12.5px;
  padding:4px 11px;
  border-radius:var(--pill);
  background:rgba(75,59,196,.08);
  color:var(--brand-600);
  border:1px solid rgba(75,59,196,.16);
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12.5px;
  font-weight:500;
  padding:5px 12px;
  border-radius:var(--pill);
  white-space:nowrap;
}
.badge-reserved{
  color:var(--gold-500);
  border:1px solid rgba(243,178,60,.5);
  background:rgba(243,178,60,.08);
}
.badge-live{
  background:var(--aurora-500);
  color:#0B2A28;
  border:1px solid var(--aurora-500);
  font-weight:700;
}
.badge-replay{
  background:var(--paper);
  color:var(--text-strong);
  border:1px solid var(--line);
}
.row-link{
  font-size:13.5px;
  color:var(--brand-600);
  font-weight:500;
  white-space:nowrap;
}
.row-link:hover{color:var(--brand-500);}
.row-link.is-muted{color:var(--text-muted);cursor:default;}

/* ============ 步骤条 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:0;
  margin-top:8px;
}
.step{
  position:relative;
  padding:0 18px 0 0;
}
.step-dot{
  width:44px;height:44px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);
  font-weight:700;
  font-size:17px;
  color:var(--brand-600);
  background:var(--paper-2);
  border:1px solid var(--line);
  margin-bottom:18px;
  position:relative;
  z-index:2;
}
.step::after{
  content:"";
  position:absolute;
  top:22px;left:44px;right:0;
  height:1px;
  background:linear-gradient(90deg,var(--line),rgba(230,225,216,.35));
  z-index:1;
}
.step:last-child::after{display:none;}
.step-title{
  font-size:16px;
  color:var(--text-strong);
  font-weight:700;
  font-family:var(--font-serif);
  margin-bottom:8px;
}
.step-text{font-size:14px;color:var(--text-muted);line-height:1.8;margin:0;}

/* ============ 图文区 ============ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:52px;
  align-items:center;
}
.figure-card{
  border-radius:var(--radius-xl);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft);
  background:var(--paper-2);
}
.figure-card img{aspect-ratio:16/10;object-fit:cover;width:100%;}
.figure-cap{
  padding:14px 20px;
  font-size:13px;
  color:var(--text-muted);
  border-top:1px solid var(--line);
}
.check-list{margin-top:22px;}
.check-list li{
  position:relative;
  padding-left:26px;
  margin-bottom:14px;
  font-size:15.5px;
  line-height:1.8;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:2px;top:.62em;
  width:9px;height:9px;
  border-radius:2px;
  transform:rotate(45deg);
  background:var(--gold-500);
}
.check-list strong{color:var(--text-strong);}

/* ============ 提示条 ============ */
.notice{
  display:flex;
  gap:16px;
  align-items:flex-start;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-left:3px solid var(--gold-500);
  border-radius:var(--radius-sm);
  padding:20px 22px;
  margin-top:34px;
}
.notice-icon{
  width:34px;height:34px;flex:0 0 auto;
  border-radius:10px;
  background:rgba(243,178,60,.14);
  display:flex;align-items:center;justify-content:center;
}
.notice-icon svg{width:17px;height:17px;stroke:var(--gold-500);fill:none;stroke-width:1.8;}
.notice p{margin:0;font-size:14.5px;color:var(--text);}
.notice strong{color:var(--text-strong);}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin-top:8px;}
.faq-item{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .18s ease;
}
.faq-item[open]{border-color:var(--brand-400);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 54px 20px 22px;
  position:relative;
  font-size:16px;
  font-weight:500;
  color:var(--text-strong);
  line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:22px;top:50%;
  transform:translateY(-50%);
  font-size:20px;
  color:var(--gold-500);
  transition:transform .22s ease;
  line-height:1;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg);}
.faq-answer{
  padding:0 22px 22px 22px;
  font-size:15px;
  line-height:1.9;
  color:var(--text);
  border-top:1px solid var(--line);
  padding-top:18px;
  margin-top:-2px;
}

/* ============ CTA ============ */
.cta-band{padding:6px 0 0;}
.cta-inner{
  border-radius:var(--radius-xl);
  padding:52px 48px;
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:44px;
  align-items:center;
  border:1px solid rgba(239,236,251,.12);
}
.cta-title{color:#fff;font-size:clamp(22px,2.8vw,30px);margin-bottom:14px;}
.cta-text{color:var(--on-ink-muted);font-size:15.5px;margin-bottom:0;}
.subscribe-form{display:flex;gap:10px;}
.subscribe-form input{
  flex:1 1 auto;
  min-width:0;
  height:52px;
  padding:0 18px;
  border-radius:var(--radius-sm);
  border:1px solid rgba(239,236,251,.2);
  background:rgba(15,13,34,.6);
  color:var(--on-ink);
  outline:none;
  transition:border-color .18s ease;
}
.subscribe-form input::placeholder{color:var(--on-ink-muted);}
.subscribe-form input:focus{border-color:var(--gold-500);}
.form-hint{
  font-size:12.5px;
  color:var(--on-ink-muted);
  margin:12px 0 0;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-950);
  color:var(--on-ink-muted);
  padding:72px 0 30px;
  margin-top:96px;
  border-top:1px solid rgba(239,236,251,.08);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:40px;
}
.site-footer h4{
  font-family:var(--font-sans);
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:#8C86B3;
  font-weight:500;
  margin-bottom:16px;
}
.site-footer p{font-size:14px;line-height:2;color:var(--on-ink-muted);margin:0;}
.site-footer ul li{margin-bottom:2px;}
.site-footer ul a{
  font-size:14px;
  color:var(--on-ink-muted);
  line-height:2.1;
  display:inline-block;
}
.site-footer ul a:hover{color:var(--gold-400);}
.footer-logo{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-logo .logo-text{color:#fff;font-size:17px;}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(239,236,251,.1);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:#8C86B3;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-grid{gap:34px;}
  .cta-inner{padding:44px 36px;}
}
@media (max-width:1023px){
  .header-inner{flex-wrap:wrap;height:auto;padding:12px 0;gap:12px;}
  .brand{order:1;}
  .nav-links{order:2;margin-left:auto;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:22px;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 24px;}
  .step::after{display:none;}
  .split{grid-template-columns:1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .site-footer{margin-top:72px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .nav-links a{padding:8px 11px;font-size:14px;}
  .page-hero{padding:10px 0 52px;}
  .hero-title{font-size:clamp(26px,7vw,34px);}
  .section{padding:52px 0;}
  .section-tight{padding:44px 0;}
  .section-head{margin-bottom:32px;}
  .schedule-head,
  .schedule-row{grid-template-columns:150px 1fr 110px 108px 108px;padding:16px 18px;gap:12px;}
  .stat-strip{grid-template-columns:1fr 1fr;padding:20px 18px;}
  .stat-item{padding:0 12px;}
  .stat-num{font-size:25px;}
  .cta-inner{padding:34px 22px;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:52px 0 26px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .steps{grid-template-columns:1fr;gap:26px;}
  .cd-num{font-size:23px;}
  .countdown-grid{gap:6px;}
  .cd-unit{padding:10px 2px;}
  .stat-strip{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:16px;}
  .stat-item:first-child{border-top:0;padding-top:0;}
  .hero-actions .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --ink-950:#0F0D22;
  --ink-900:#151233;
  --ink-800:#1E1A44;
  --ink-700:#2A2456;
  --brand-600:#4B3BC4;
  --brand-500:#5F4BE0;
  --brand-400:#8B7BF0;
  --gold-500:#F3B23C;
  --gold-400:#FFC961;
  --aurora-500:#4EC9C0;
  --paper:#F7F5F0;
  --paper-2:#FFFFFF;
  --line:#E6E1D8;
  --text-strong:#16132E;
  --text:#3B3757;
  --text-muted:#6F6A88;
  --on-ink:#EFECFB;
  --on-ink-muted:#A9A3CC;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-soft:0 6px 24px rgba(16,14,35,.08);
  --shadow-lift:0 10px 30px rgba(16,14,35,.12);
}
*,*::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:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
h1,h2,h3,h4{font-family:"Noto Serif SC","Noto Sans SC",system-ui,serif;color:var(--text-strong);margin:0;font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--gold-500);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,3.2vw,34px);line-height:1.35;letter-spacing:0;}
.section-head p{margin-top:14px;color:var(--text-muted);font-size:16px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--brand-600);text-transform:uppercase;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold-500);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-md);border:1px solid transparent;
  padding:12px 22px;font-size:15px;font-weight:500;cursor:pointer;
  transition:transform .18s ease,background-color .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.99) translateY(0);}
.btn-gold{background:var(--gold-500);color:#1B1630;box-shadow:0 4px 16px rgba(243,178,60,.28);}
.btn-gold:hover{background:var(--gold-400);transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:rgba(239,236,251,.24);color:var(--on-ink);}
.btn-ghost:hover{border-color:var(--gold-500);color:var(--gold-400);transform:translateY(-1px);}
.btn-outline{background:var(--paper-2);border-color:var(--line);color:var(--text-strong);}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-1px);}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--ink-950);
  border-bottom:1px solid rgba(239,236,251,.08);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 10px 30px rgba(15,13,34,.35);}
.header-inner{
  display:flex;align-items:center;gap:18px;
  min-height:78px;padding-top:10px;padding-bottom:10px;
  transition:min-height .25s ease;
}
.site-header.scrolled .header-inner{min-height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand .logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--ink-700),var(--ink-900));
  border:1px solid rgba(243,178,60,.4);
  display:grid;place-items:center;
}
.brand .logo-mark svg{width:22px;height:22px;display:block;}
.brand .logo-text{
  font-family:"Noto Serif SC",serif;font-weight:700;font-size:18px;
  color:var(--on-ink);letter-spacing:.01em;white-space:nowrap;
}
.nav-search{position:relative;flex:1 1 auto;max-width:560px;order:2;}
.nav-search .search-icon{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;stroke:var(--on-ink-muted);pointer-events:none;
}
.nav-search input{
  width:100%;height:48px;border-radius:999px;
  border:1px solid rgba(239,236,251,.14);
  background:rgba(239,236,251,.06);
  color:var(--on-ink);padding:0 78px 0 46px;font-size:15px;
  transition:border-color .2s ease,background-color .2s ease;
}
.nav-search input::placeholder{color:var(--on-ink-muted);}
.nav-search input:focus{outline:none;border-color:var(--gold-500);background:rgba(239,236,251,.1);}
.nav-search kbd{
  position:absolute;right:14px;top:50%;transform:translateY(-50%);
  font-family:inherit;font-size:12px;color:var(--on-ink-muted);
  border:1px solid rgba(239,236,251,.18);border-radius:6px;padding:2px 7px;letter-spacing:.04em;
}
.nav-links{display:flex;align-items:center;gap:4px;order:3;}
.nav-links a{
  color:var(--on-ink-muted);font-size:15px;padding:8px 12px;border-radius:10px;white-space:nowrap;
}
.nav-links a:hover{color:var(--on-ink);background:rgba(239,236,251,.08);}
.nav-links a.active{color:var(--gold-400);background:rgba(243,178,60,.12);}
.nav-cta{order:4;padding:11px 20px;}
.nav-toggle{
  order:5;display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(239,236,251,.18);background:rgba(239,236,251,.06);
  cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--on-ink);margin:0 auto;border-radius:2px;}
.nav-toggle span+span{margin-top:4px;}

/* ---------- 页首区 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--paper);border-bottom:1px solid var(--line);padding:52px 0 64px;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(95,75,224,.12) 1px,transparent 1px);
  background-size:32px 32px;opacity:.85;pointer-events:none;
}
.page-hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin-bottom:22px;flex-wrap:wrap;}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb span.sep{color:var(--line);}
.page-hero h1{font-size:clamp(28px,4.4vw,46px);line-height:1.25;max-width:900px;}
.hero-sub{margin-top:18px;max-width:720px;font-size:17px;color:var(--text-muted);}
.hero-search{
  margin-top:32px;max-width:760px;display:flex;align-items:center;gap:10px;
  background:var(--paper-2);border:1px solid var(--line);border-radius:999px;
  padding:8px 8px 8px 20px;box-shadow:var(--shadow-soft);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.hero-search:focus-within{border-color:var(--gold-500);box-shadow:0 10px 30px rgba(16,14,35,.12);}
.hero-search svg{width:20px;height:20px;stroke:var(--text-muted);flex-shrink:0;}
.hero-search input{
  flex:1 1 auto;min-width:0;height:48px;border:none;background:transparent;
  font-size:16px;color:var(--text-strong);
}
.hero-search input::placeholder{color:var(--text-muted);}
.hero-search input:focus{outline:none;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid var(--line);background:var(--paper-2);border-radius:999px;
  padding:7px 15px;font-size:13px;color:var(--text);
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-1px);}

/* ---------- 问题卡片矩阵 ---------- */
.matrix{display:grid;grid-template-columns:1.12fr .88fr;gap:24px;align-items:start;}
.matrix-col{display:flex;flex-direction:column;gap:24px;}
.qcard{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.qcard:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-soft);}
.qcard figure{margin:0;aspect-ratio:16/9;overflow:hidden;background:var(--ink-900);}
.qcard figure img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.qcard:hover figure img{transform:scale(1.03);}
.qcard--compact figure{aspect-ratio:16/10;}
.qcard-body{padding:22px 24px 24px;}
.qcard-body h3{font-size:19px;line-height:1.5;}
.qcard-body>p{margin-top:12px;font-size:15px;color:var(--text-muted);}
.qcard ul{margin-top:16px;display:grid;gap:9px;}
.qcard ul li{position:relative;padding-left:18px;font-size:14px;color:var(--text);line-height:1.7;}
.qcard ul li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
  background:var(--gold-500);
}
.card-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:20px;
  font-size:14px;font-weight:500;color:var(--brand-600);
}
.card-link svg{width:16px;height:16px;stroke:currentColor;transition:transform .2s ease;}
.card-link:hover{color:var(--brand-500);}
.card-link:hover svg{transform:translateX(3px);}

/* ---------- 步骤 ---------- */
.section--dark{
  background:var(--ink-950);color:var(--on-ink);position:relative;overflow:hidden;
}
.section--dark::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(239,236,251,.14) 1px,transparent 1px);
  background-size:34px 34px;opacity:.9;pointer-events:none;
}
.section--dark .container{position:relative;z-index:1;}
.section--dark .section-head h2{color:var(--on-ink);}
.section--dark .section-head p{color:var(--on-ink-muted);}
.section--dark .eyebrow{color:var(--gold-400);}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  background:rgba(239,236,251,.04);
  border:1px solid rgba(239,236,251,.12);
  border-radius:var(--radius-lg);
  padding:26px 22px;
  transition:border-color .25s ease,transform .25s ease,background-color .25s ease;
}
.step:hover{border-color:var(--gold-500);transform:translateY(-2px);background:rgba(239,236,251,.07);}
.step-num{
  width:42px;height:42px;border-radius:999px;display:grid;place-items:center;
  background:rgba(243,178,60,.14);border:1px solid rgba(243,178,60,.4);
  color:var(--gold-400);font-family:"Noto Serif SC",serif;font-weight:700;font-size:17px;
  margin-bottom:18px;
}
.step h3{font-size:17px;color:var(--on-ink);line-height:1.5;}
.step p{margin-top:10px;font-size:14px;color:var(--on-ink-muted);line-height:1.8;}

/* ---------- 图文对照 ---------- */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center;}
.split figure{margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-soft);}
.split figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.notelist li{display:flex;gap:16px;padding:20px 0;border-top:1px solid var(--line);}
.notelist li:first-child{border-top:none;padding-top:0;}
.note-idx{
  flex-shrink:0;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(95,75,224,.1);color:var(--brand-600);font-size:14px;font-weight:700;
  font-family:"Noto Serif SC",serif;
}
.notelist h3{font-size:16px;line-height:1.6;}
.notelist p{margin-top:6px;font-size:14px;color:var(--text-muted);line-height:1.8;}
.code-quote{
  display:inline-block;background:#F1EEF8;border:1px solid #DED7F0;border-radius:8px;
  padding:2px 8px;font-size:13px;color:var(--brand-600);
}

/* ---------- FAQ ---------- */
.faq{max-width:860px;}
.faq details{
  background:var(--paper-2);border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq details[open]{border-color:var(--brand-400);box-shadow:var(--shadow-soft);}
.faq summary{
  position:relative;cursor:pointer;list-style:none;
  padding:20px 58px 20px 24px;font-size:16px;font-weight:500;color:var(--text-strong);
  line-height:1.6;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;line-height:1;color:var(--gold-500);transition:transform .25s ease;
}
.faq details[open] summary::after{content:"×";transform:translateY(-50%) rotate(90deg);}
.faq summary:focus-visible{outline:2px solid var(--gold-500);outline-offset:-4px;}
.faq-answer{
  margin:0;padding:18px 24px 22px;border-top:1px solid var(--line);
  font-size:15px;color:var(--text-muted);line-height:1.85;
}

/* ---------- 标签云 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;max-width:900px;}
.tag{
  display:inline-flex;align-items:center;background:var(--paper-2);
  border:1px solid var(--line);border-radius:999px;padding:10px 20px;
  font-size:14px;color:var(--text);
  transition:border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.tag:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--shadow-soft);}

/* ---------- CTA ---------- */
.cta{background:var(--ink-950);color:var(--on-ink);position:relative;overflow:hidden;padding:72px 0;}
.cta::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(239,236,251,.14) 1px,transparent 1px);
  background-size:32px 32px;opacity:.85;pointer-events:none;
}
.cta .container{position:relative;z-index:1;}
.cta-inner{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.cta h2{color:var(--on-ink);font-size:clamp(24px,3vw,32px);line-height:1.4;}
.cta p{margin-top:14px;color:var(--on-ink-muted);font-size:15px;max-width:520px;}
.cta-form{
  display:flex;gap:10px;align-items:center;
  background:rgba(239,236,251,.06);border:1px solid rgba(239,236,251,.16);
  border-radius:999px;padding:8px 8px 8px 20px;
}
.cta-form input{
  flex:1 1 auto;min-width:0;height:46px;border:none;background:transparent;
  color:var(--on-ink);font-size:15px;
}
.cta-form input::placeholder{color:var(--on-ink-muted);}
.cta-form input:focus{outline:none;}
.cta-note{margin-top:14px;font-size:13px;color:var(--on-ink-muted);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-950);color:var(--on-ink-muted);padding:64px 0 26px;border-top:1px solid rgba(239,236,251,.08);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-logo .logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--ink-700),var(--ink-900));
  border:1px solid rgba(243,178,60,.4);
}
.footer-logo .logo-mark svg{width:20px;height:20px;display:block;}
.footer-logo .logo-text{font-family:"Noto Serif SC",serif;font-weight:700;font-size:17px;color:var(--on-ink);}
.footer-grid p{font-size:14px;line-height:1.9;color:var(--on-ink-muted);max-width:360px;}
.footer-grid h4{color:var(--on-ink-muted);font-size:13px;letter-spacing:.08em;margin-bottom:14px;font-family:"Noto Sans SC",sans-serif;font-weight:500;}
.footer-grid ul li{line-height:2.1;}
.footer-grid ul li a{font-size:14px;color:var(--on-ink-muted);}
.footer-grid ul li a:hover{color:var(--gold-400);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(239,236,251,.08);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(169,163,204,.82);line-height:1.8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .nav-search kbd{display:none;}
  .nav-search input{padding-right:20px;}
  .nav-links a{font-size:14px;padding:8px 10px;}
}
@media (max-width:1024px){
  .section{padding:72px 0;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .matrix{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-toggle{display:grid;}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:var(--ink-900);border-bottom:1px solid rgba(239,236,251,.12);
    padding:14px 24px 22px;
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{padding:12px 14px;font-size:15px;border-radius:10px;}
  .site-header{position:sticky;}
}
@media (max-width:900px){
  .header-inner{flex-wrap:wrap;row-gap:12px;padding-top:12px;padding-bottom:14px;}
  .nav-search{order:6;flex:1 1 100%;max-width:none;}
  .nav-search input{height:46px;}
  .nav-links{top:auto;position:absolute;margin-top:0;}
  .nav-links.is-open{position:static;width:100%;order:7;border-radius:14px;border:1px solid rgba(239,236,251,.12);}
  .nav-cta{order:4;margin-left:auto;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .page-hero{padding:40px 0 52px;}
  .hero-sub{font-size:16px;}
  .qcard--compact figure{aspect-ratio:16/9;}
  .cta{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:560px){
  .steps{grid-template-columns:1fr;}
  .hero-search{flex-direction:column;align-items:stretch;border-radius:20px;padding:12px;}
  .hero-search svg{display:none;}
  .hero-search input{padding:0 6px;height:44px;}
  .hero-search .btn{width:100%;}
  .cta-form{flex-direction:column;align-items:stretch;border-radius:20px;padding:12px;}
  .cta-form input{height:44px;padding:0 6px;}
  .cta-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .qcard-body{padding:20px 18px 22px;}
  .brand .logo-text{font-size:16px;}
  .nav-cta{padding:10px 16px;font-size:14px;}
}