/* roulang page: index */
:root{
  --bg:#0F0D1E;
  --surface:#16142A;
  --surface-2:#1B1830;
  --footer-bg:#0A0917;
  --gold:#E3B873;
  --gold-hover:#F2CE93;
  --gold-line:rgba(227,184,115,.32);
  --gold-soft:rgba(227,184,115,.12);
  --text:#ECEBF3;
  --text-2:#A8A5BC;
  --text-3:#6F6C85;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.07);
  --ok:#7BC49A;
  --warn:#E4A15C;
  --err:#D9776C;
  --r-img:16px;
  --r-card:12px;
  --r-btn:8px;
  --r-pill:999px;
  --container:1200px;
  --ease:cubic-bezier(.22,1,.36,1);
  --serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(1.6px 1.6px at 8% 14%, rgba(227,184,115,.40), transparent 65%),
    radial-gradient(1.2px 1.2px at 22% 46%, rgba(255,255,255,.26), transparent 65%),
    radial-gradient(1.4px 1.4px at 37% 78%, rgba(227,184,115,.30), transparent 65%),
    radial-gradient(1px 1px at 52% 22%, rgba(255,255,255,.22), transparent 65%),
    radial-gradient(1.6px 1.6px at 67% 58%, rgba(227,184,115,.28), transparent 65%),
    radial-gradient(1px 1px at 79% 30%, rgba(255,255,255,.20), transparent 65%),
    radial-gradient(1.3px 1.3px at 88% 74%, rgba(227,184,115,.32), transparent 65%),
    radial-gradient(1px 1px at 14% 88%, rgba(255,255,255,.18), transparent 65%),
    radial-gradient(1.2px 1.2px at 94% 12%, rgba(255,255,255,.22), transparent 65%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::after{
  content:"";position:fixed;inset:0;z-index:5;pointer-events:none;opacity:.025;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(/%23n)'/%3E%3C/svg%3E");
}
img{max-width:100%;display:block;border:0}
a{color:var(--gold);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--gold-hover)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;letter-spacing:-.01em;color:var(--text)}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:112px 0;position:relative}
.section--soft{background:linear-gradient(180deg, rgba(22,20,42,0) 0%, rgba(22,20,42,.55) 50%, rgba(22,20,42,0) 100%)}
.section-head{max-width:740px;margin-bottom:56px}
.section-head .kicker{display:block;font-size:13px;letter-spacing:.16em;color:var(--gold);margin-bottom:16px;font-weight:500}
.section-head h2{font-size:clamp(24px,3vw,36px);line-height:1.3;margin:0 0 16px;font-weight:700}
.section-head p{color:var(--text-2);font-size:17px;margin:0;max-width:60ch}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;max-width:none}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:24px;left:0;right:0;z-index:100;display:flex;justify-content:center;padding:0 16px;pointer-events:none}
.dock{
  pointer-events:auto;display:flex;align-items:center;gap:20px;width:100%;max-width:1080px;height:64px;
  padding:10px 18px;border-radius:var(--r-pill);
  background:rgba(15,13,30,.72);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(227,184,115,.18);
  transition:height .24s var(--ease),background .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.dock.is-scrolled{height:56px;background:rgba(15,13,30,.92);box-shadow:0 12px 32px rgba(0,0,0,.45);border-color:rgba(227,184,115,.24)}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);font-family:var(--serif);font-weight:700;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.dock-logo:hover{color:var(--gold-hover)}
.dock-logo svg{width:22px;height:22px;flex:0 0 22px}
.dock-nav{display:flex;align-items:center;gap:2px;list-style:none;margin:0 auto;padding:0}
.dock-nav a{position:relative;display:block;padding:9px 14px;font-size:16px;color:var(--text-2);white-space:nowrap}
.dock-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease)}
.dock-nav a:hover{color:var(--text)}
.dock-nav a:hover::after{transform:scaleX(1)}
.dock-nav a.is-active{color:var(--gold)}
.dock-nav a.is-active::after{transform:scaleX(1)}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-cta{
  display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--gold);color:#0F0D1E;font-size:15px;font-weight:700;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.dock-cta:hover{background:var(--gold-hover);color:#0F0D1E;transform:translateY(-1px)}
.dock-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  border-radius:var(--r-pill);border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer;
}
.dock-toggle:hover{border-color:var(--gold-line);color:var(--gold)}
.dock-toggle span{display:block;width:16px;height:1px;background:currentColor;position:relative}
.dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:1px;background:currentColor}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:200;background:rgba(15,13,30,.98);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  display:flex;flex-direction:column;padding:96px 24px 32px;
  opacity:0;pointer-events:none;transition:opacity .24s var(--ease);
}
.drawer.is-open{opacity:1;pointer-events:auto}
.drawer-close{position:absolute;top:24px;right:24px;width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);background:transparent;color:var(--text);font-size:20px;line-height:1;cursor:pointer}
.drawer-close:hover{border-color:var(--gold-line);color:var(--gold)}
.drawer-nav{list-style:none;margin:0;padding:0;flex:1}
.drawer-nav a{display:block;padding:20px 0;font-family:var(--serif);font-size:18px;color:var(--text);border-bottom:1px solid var(--line)}
.drawer-nav a.is-active{color:var(--gold)}
.drawer-foot{margin-top:auto;padding-top:24px}
.drawer-foot .btn{width:100%}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;
  border-radius:var(--r-btn);font-size:16px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{background:var(--gold);color:#0F0D1E}
.btn-primary:hover{background:var(--gold-hover);color:#0F0D1E;transform:translateY(-2px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}
.text-link{color:var(--gold);font-size:15px;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}
.text-link:hover{color:var(--gold-hover);text-decoration-thickness:2px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:168px 0 96px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(760px 440px at 16% 10%, rgba(120,90,200,.10), transparent 70%),
    radial-gradient(600px 380px at 84% 76%, rgba(90,170,180,.08), transparent 70%);
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--gold);
  border:1px solid var(--gold-line);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:24px;
}
.hero h1{font-size:clamp(32px,5vw,60px);line-height:1.22;font-weight:900;margin:0 0 20px;max-width:20ch}
.hero-sub{font-size:18px;line-height:1.8;color:var(--text-2);max-width:46ch;margin:0 0 32px}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px}
.trust{display:flex;flex-wrap:wrap;align-items:center;list-style:none;margin:36px 0 0;padding:0;font-size:14px;color:var(--text-2)}
.trust li{position:relative;padding-right:20px}
.trust li + li{padding-left:20px}
.trust li + li::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:14px;background:rgba(255,255,255,.18)}
.trust li:last-child{padding-right:0}
.hero-media{position:relative}
.hero-media img{position:relative;z-index:1;width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-img);border:1px solid rgba(255,255,255,.10);background:var(--surface-2)}
.frame-line{position:absolute;top:-12px;left:-12px;width:100%;height:100%;border:1px solid var(--gold-line);border-radius:var(--r-img)}

/* ---------- 三步上手 ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;list-style:none;margin:0;padding:0}
.step-item{position:relative;padding-top:8px}
.step-item:nth-child(2){margin-top:24px}
.step-item:nth-child(3){margin-top:48px}
.step-num{
  display:block;font-family:var(--serif);font-weight:900;font-size:56px;line-height:1;margin-bottom:18px;
  color:transparent;-webkit-text-stroke:1px rgba(227,184,115,.55);font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:20px;line-height:1.5;margin:0 0 10px;font-weight:700}
.step-item p{font-size:16px;line-height:1.85;color:var(--text-2);margin:0}

/* ---------- 案例证明 ---------- */
.proof-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:32px 0;margin-bottom:48px;
}
.stat{display:flex;flex-direction:column;gap:6px}
.stat-num{font-family:var(--serif);font-size:clamp(24px,3vw,28px);font-weight:700;color:var(--gold);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-label{font-size:14px;color:var(--text-2)}
.proof-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch}
.card{
  background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-card);padding:28px;
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.card:hover{border-color:var(--gold-line);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.35)}
.proof-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-card);margin-bottom:24px;background:var(--surface-2)}
.proof-quote{border-left:3px solid var(--gold);padding-left:18px;font-family:var(--serif);font-size:19px;line-height:1.75;margin:0 0 18px;color:var(--text)}
.proof-src{font-size:13px;color:var(--text-3);margin:0;font-variant-numeric:tabular-nums}
.proof-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.proof-small img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:8px;margin-bottom:16px;background:var(--surface-2)}
.proof-small h3{font-size:17px;margin:0 0 8px}
.proof-small p{font-size:15px;line-height:1.8;color:var(--text-2);margin:0 0 12px}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-intro{position:sticky;top:120px}
.faq-intro h2{font-size:clamp(24px,3vw,36px);line-height:1.3;margin:0 0 16px}
.faq-intro p{color:var(--text-2);margin:0}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;min-height:64px;
  padding:18px 0;background:none;border:0;color:var(--text);font-family:var(--serif);font-size:17px;
  line-height:1.6;text-align:left;cursor:pointer;transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--gold)}
.faq-icon{position:relative;flex:0 0 16px;width:16px;height:16px;transition:transform .26s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--text-2);transition:background .26s var(--ease)}
.faq-icon::before{left:0;right:0;top:7.5px;height:1px}
.faq-icon::after{top:0;bottom:0;left:7.5px;width:1px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--gold)}
.faq-item.is-open .faq-q{color:var(--gold)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .26s var(--ease)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a > div{overflow:hidden}
.faq-a p{margin:0 0 20px;font-size:16px;line-height:1.85;color:var(--text-2);max-width:66ch}

/* ---------- 最新信息 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line-2);
  border-radius:var(--r-card);overflow:hidden;color:inherit;
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.post-card:hover{border-color:var(--gold-line);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.35);color:inherit}
.post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--surface-2)}
.post-body{display:flex;flex-direction:column;gap:12px;flex:1;padding:22px 24px 24px}
.post-badge{align-self:flex-start;font-size:12px;line-height:1;color:var(--gold);border:1px solid var(--gold-line);border-radius:var(--r-pill);padding:4px 10px}
.post-title{
  font-size:18px;line-height:1.5;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-excerpt{
  font-size:15px;line-height:1.75;color:var(--text-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.post-more{color:var(--gold);font-size:14px;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.post-card:hover .post-more{text-decoration-thickness:2px}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:48px 24px;border:1px dashed rgba(255,255,255,.12);border-radius:var(--r-card);
  color:var(--text-2);font-size:16px;text-align:center;
}
.empty-state svg{width:28px;height:28px;color:var(--text-3)}

/* ---------- CTA ---------- */
.cta-banner{
  position:relative;overflow:hidden;border-radius:var(--r-img);border:1px solid rgba(227,184,115,.18);
  padding:64px;text-align:center;
  background:
    radial-gradient(620px 320px at 14% 18%, rgba(120,90,200,.10), transparent 70%),
    radial-gradient(520px 300px at 86% 82%, rgba(90,170,180,.08), transparent 70%),
    var(--surface);
}
.cta-banner h2{font-size:clamp(24px,3vw,36px);line-height:1.3;margin:0 0 16px}
.cta-banner p{color:var(--text-2);max-width:56ch;margin:0 auto 32px}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:20px}
.cta-inline{display:flex;flex-wrap:wrap;justify-content:center;gap:28px;margin-top:32px;font-size:14px;color:var(--text-3)}
.cta-inline span{position:relative;padding-right:28px}
.cta-inline span + span{padding-left:28px}
.cta-inline span + span::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:12px;background:var(--line)}
.cta-inline span:last-child{padding-right:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer-bg);border-top:1px solid var(--line);padding:72px 0 0;position:relative}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:56px}
.footer-brand .dock-logo{font-size:16px;margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-2);max-width:34ch;margin:0}
.footer-col h3{font-family:var(--sans);font-size:14px;font-weight:500;color:var(--text-3);letter-spacing:.06em;margin:0 0 18px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
  border-top:1px solid var(--line);padding:24px 0 32px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.footer-bottom p{margin:0}
.footer-bottom .mono{font-variant-numeric:tabular-nums}

/* ---------- 入场动效 ---------- */
[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
[data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:80px 0}
  .hero{padding:140px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{max-width:none}
  .proof-grid{grid-template-columns:1fr}
  .proof-side{grid-template-rows:auto;grid-template-columns:1fr 1fr}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-intro{position:static}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .steps-grid{grid-template-columns:1fr;gap:0}
  .step-item{margin-top:0 !important;padding:0 0 34px 56px;position:relative}
  .step-item::before{content:"";position:absolute;left:6px;top:40px;bottom:-2px;width:1px;background:var(--line)}
  .step-item:last-child{padding-bottom:0}
  .step-item:last-child::before{display:none}
  .step-item::after{content:"";position:absolute;left:1px;top:14px;width:11px;height:11px;border-radius:50%;background:var(--gold)}
  .step-num{font-size:34px;margin-bottom:10px;-webkit-text-stroke:0;color:rgba(227,184,115,.55)}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .hero{padding:112px 0 56px}
  .hero h1{font-size:clamp(30px,8vw,40px)}
  .hero-sub{font-size:17px}
  .hero-cta{gap:12px}
  .hero-cta .btn{flex:1 1 160px}
  .trust{flex-direction:column;align-items:flex-start;gap:10px;margin-top:28px}
  .trust li{padding:0 !important}
  .trust li + li::before{display:none}
  .dock-wrap{top:12px;padding:0 12px}
  .dock{height:56px;max-width:none;border-radius:16px;padding:8px 14px;gap:12px}
  .dock-logo{font-size:15px;gap:8px}
  .dock-logo svg{width:18px;height:18px;flex:0 0 18px}
  .dock-nav{display:none}
  .dock-cta{display:none}
  .dock-toggle{display:inline-flex;margin-left:auto}
  .section-head{margin-bottom:36px}
  .section-head--row{flex-direction:column;align-items:flex-start;gap:16px}
  .proof-stats{grid-template-columns:1fr;gap:20px;padding:24px 0}
  .proof-side{grid-template-columns:1fr}
  .card{padding:22px}
  .card-grid{grid-template-columns:1fr}
  .cta-banner{padding:36px 22px}
  .cta-actions .btn{width:100%}
  .faq-q{font-size:16px;gap:16px}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:479px){
  .eyebrow{font-size:12px;padding:4px 12px}
  .hero h1{font-size:28px;line-height:1.3}
  .proof-quote{font-size:17px}
  .step-item{padding-left:46px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --ink:#0F0D1E;
  --panel:#16142A;
  --panel-2:#1B1830;
  --footer-bg:#0A0917;
  --gold:#E3B873;
  --gold-hi:#F2CE93;
  --gold-line:rgba(227,184,115,.32);
  --text:#ECEBF3;
  --body:#D9D7E4;
  --muted:#A8A5BC;
  --weak:#6F6C85;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --ok:#7BC49A;
  --warn:#E4A15C;
  --err:#D9776C;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:8px;
  --pill:999px;
  --ease:cubic-bezier(.22,1,.36,1);
  --serif:"Noto Serif SC","Songti SC","Source Han Serif SC",SimSun,serif;
  --sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    radial-gradient(1.6px 1.6px at 8% 14%, rgba(255,255,255,.34), transparent 62%),
    radial-gradient(1.4px 1.4px at 22% 42%, rgba(227,184,115,.30), transparent 62%),
    radial-gradient(1.2px 1.2px at 37% 9%, rgba(255,255,255,.24), transparent 62%),
    radial-gradient(1.6px 1.6px at 54% 31%, rgba(255,255,255,.20), transparent 62%),
    radial-gradient(1.2px 1.2px at 68% 58%, rgba(227,184,115,.26), transparent 62%),
    radial-gradient(1.4px 1.4px at 81% 22%, rgba(255,255,255,.28), transparent 62%),
    radial-gradient(1.2px 1.2px at 92% 47%, rgba(255,255,255,.18), transparent 62%),
    radial-gradient(1.4px 1.4px at 14% 72%, rgba(255,255,255,.16), transparent 62%),
    radial-gradient(1.2px 1.2px at 46% 84%, rgba(227,184,115,.20), transparent 62%),
    radial-gradient(1.4px 1.4px at 74% 92%, rgba(255,255,255,.16), transparent 62%),
    radial-gradient(60% 40% at 12% 0%, rgba(120,90,200,.10), transparent 70%),
    radial-gradient(50% 36% at 92% 12%, rgba(90,170,180,.08), transparent 70%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.03;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/></filter><rect width='140' height='140' filter='url(/%23n)'/></svg>");
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;letter-spacing:-.01em;margin:0;line-height:1.3}
p{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.mono{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px;position:relative;z-index:1}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:16px;top:16px;z-index:99;background:var(--panel);padding:10px 16px;border-radius:var(--r-sm)}

/* ---------- Dock 导航 ---------- */
.dock-wrap{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  display:flex;
  justify-content:center;
  padding:24px 16px 0;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  width:100%;
  max-width:1080px;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:10px 18px;
  border-radius:var(--pill);
  background:rgba(15,13,30,.72);
  border:1px solid rgba(227,184,115,.18);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:height .24s var(--ease),background .24s var(--ease),box-shadow .24s var(--ease);
}
.dock.is-scrolled{
  height:56px;
  background:rgba(15,13,30,.92);
  box-shadow:0 12px 32px rgba(0,0,0,.45);
}
.dock-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--serif);
  font-weight:700;
  font-size:16px;
  color:var(--text);
  white-space:nowrap;
}
.dock-logo svg{width:22px;height:22px;flex:none}
.dock-nav{display:flex;align-items:center;gap:2px}
.dock-nav a{
  display:inline-block;
  font-size:15px;
  color:var(--muted);
  padding:8px 12px;
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.dock-nav a:hover{color:var(--text);border-bottom-color:var(--gold-line)}
.dock-nav a.is-active{color:var(--gold);border-bottom-color:var(--gold)}
.dock-actions{display:flex;align-items:center;gap:10px}
.dock-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:40px;
  padding:0 20px;
  border-radius:var(--pill);
  background:var(--gold);
  color:var(--ink);
  font-size:14px;
  font-weight:700;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.dock-cta:hover{background:var(--gold-hi);transform:translateY(-2px)}
.dock-cta:active{transform:translateY(-1px)}
.dock-toggle{display:none;width:40px;height:40px;border-radius:var(--pill);border:1px solid var(--line-strong);align-items:center;justify-content:center}
.dock-toggle span{position:relative;display:block;width:16px;height:1px;background:var(--text)}
.dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:1px;background:var(--text)}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}
.drawer{
  position:fixed;
  inset:0;
  z-index:70;
  background:rgba(15,13,30,.98);
  padding:88px 24px 32px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  opacity:0;
  visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);
}
.drawer.is-open{opacity:1;visibility:visible}
.drawer ul{border-top:1px solid var(--line)}
.drawer ul li{border-bottom:1px solid var(--line)}
.drawer ul a{display:block;padding:18px 4px;font-family:var(--serif);font-size:18px;color:var(--text)}
.drawer .btn{width:100%;justify-content:center}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-sm);
  font-size:16px;
  font-weight:500;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{background:var(--gold);color:var(--ink);font-weight:700}
.btn-primary:hover{background:var(--gold-hi);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border:1px solid rgba(255,255,255,.22);color:var(--text)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.text-link{color:var(--gold);border-bottom:1px solid var(--gold-line);padding-bottom:2px;transition:border-color .2s var(--ease)}
.text-link:hover{border-bottom-color:var(--gold);border-bottom-width:2px}
.badge{
  display:inline-flex;
  align-items:center;
  font-size:12px;
  padding:3px 10px;
  border-radius:var(--pill);
  border:1px solid var(--line-strong);
  color:var(--muted);
  letter-spacing:.02em;
}
.badge-gold{border-color:var(--gold-line);color:var(--gold)}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 文章头部 ---------- */
main{position:relative;z-index:1}
.article-shell{padding:132px 0 0}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--weak);
  margin-bottom:26px;
}
.breadcrumb a{color:var(--weak);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{color:rgba(255,255,255,.18)}
.breadcrumb .current{color:var(--muted);max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title-block{max-width:860px}
.article-title-block h1{
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.32;
  margin:16px 0 22px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:14px;
  color:var(--muted);
  padding:16px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.meta-row .dot{width:1px;height:14px;background:var(--line-strong)}
.meta-row .label{color:var(--weak);margin-right:6px}

/* ---------- 正文 ---------- */
.article-main{padding:56px 0 0}
.article-layout{display:block}
.article-body{
  max-width:760px;
  color:var(--body);
  font-size:17px;
  line-height:1.9;
}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  font-size:24px;
  line-height:1.5;
  color:var(--text);
  margin:2.1em 0 .8em;
  padding-left:14px;
  border-left:3px solid var(--gold);
}
.article-body h3{font-size:19px;line-height:1.55;color:var(--text);margin:1.8em 0 .6em}
.article-body h4{font-size:17px;color:var(--text);margin:1.5em 0 .4em}
.article-body p{margin:0 0 1.4em}
.article-body a{color:var(--gold);border-bottom:1px solid var(--gold-line)}
.article-body a:hover{border-bottom-color:var(--gold)}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.4em}
.article-body ul{list-style:none;padding-left:0}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.78em;width:6px;height:6px;background:var(--gold);border-radius:2px}
.article-body ol{list-style:none;counter-reset:li;padding-left:0}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:10px;counter-increment:li}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);
  position:absolute;left:0;top:.1em;
  font-family:var(--serif);
  font-size:14px;
  color:var(--gold);
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:1.8em 0;
  padding:18px 22px;
  border-left:3px solid var(--gold);
  background:var(--panel);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--muted);
  font-size:16px;
}
.article-body img{border-radius:var(--r-md);margin:1.6em 0 .6em;width:100%;height:auto}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13px;color:var(--weak);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body th{background:var(--panel-2);color:var(--text);font-weight:600}
.article-body tbody tr{transition:background .2s var(--ease)}
.article-body tbody tr:hover{background:rgba(255,255,255,.03)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}
.empty-state{
  border:1px dashed rgba(255,255,255,.12);
  border-radius:var(--r-md);
  padding:48px 24px;
  text-align:center;
  color:var(--muted);
}
.empty-state svg{width:34px;height:34px;margin:0 auto 14px;display:block}
.empty-state p{font-size:16px;margin-bottom:14px}
.source-box{
  max-width:760px;
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  font-size:13px;
  color:var(--weak);
}
.source-box .tag{
  border:1px solid var(--line);
  border-radius:var(--pill);
  padding:3px 12px;
  color:var(--muted);
}

/* ---------- 相关推荐 ---------- */
.related{padding:96px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,3vw,36px)}
.section-head p{color:var(--muted);font-size:15px;margin-top:10px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;
  flex-direction:column;
  background:var(--panel);
  border:1px solid rgba(255,255,255,.07);
  border-radius:var(--r-md);
  padding:0;
  overflow:hidden;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:rgba(227,184,115,.35);box-shadow:0 8px 24px rgba(0,0,0,.35)}
.card-cover{aspect-ratio:16/10;width:100%}
.card-cover img{width:100%;height:100%;object-fit:cover}
.card-body{padding:22px 24px 24px}
.card-body .badge{margin-bottom:12px}
.card-body h3{
  font-size:18px;
  line-height:1.55;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-body p{
  font-size:15px;
  color:var(--muted);
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:16px;
}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--weak)}
.card-foot .more{color:var(--gold);border-bottom:1px solid transparent;transition:border-color .2s var(--ease)}
.card:hover .card-foot .more{border-bottom-color:var(--gold)}

/* ---------- CTA ---------- */
.cta-band{padding:112px 0 0}
.cta-inner{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid rgba(227,184,115,.18);
  background:
    radial-gradient(60% 120% at 12% 0%, rgba(120,90,200,.14), transparent 70%),
    radial-gradient(50% 120% at 88% 100%, rgba(90,170,180,.10), transparent 70%),
    var(--panel);
  padding:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
}
.cta-inner h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.cta-inner p{color:var(--muted);font-size:16px;max-width:52ch}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:112px;
  background:var(--footer-bg);
  border-top:1px solid var(--line);
  padding:72px 0 28px;
  position:relative;
  z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.9;margin-top:16px;max-width:34ch}
.footer-col h3{font-family:var(--sans);font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.04em}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
  margin-top:56px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:var(--weak);
}
.footer-bottom .mono{letter-spacing:.04em}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .dock-nav a{font-size:14px;padding:8px 9px}
  .article-shell{padding-top:120px}
  .related,.cta-band{padding-top:80px}
  .site-footer{margin-top:80px;padding:56px 0 24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:48px}
  .cta-actions{flex-direction:row;align-items:center}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 16px}
  .dock-wrap{padding:12px 16px 0}
  .dock{
    height:56px;
    border-radius:16px;
    padding:0 16px;
  }
  .dock.is-scrolled{height:56px}
  .dock-nav{display:none}
  .dock-cta{display:none}
  .dock-toggle{display:inline-flex}
  .dock-logo{font-size:15px}
  .article-shell{padding-top:104px}
  .article-title-block h1{-webkit-line-clamp:3;font-size:clamp(24px,6vw,30px)}
  .breadcrumb .current{max-width:100%;white-space:normal}
  .article-main{padding-top:40px}
  .article-body{font-size:16px}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .card-grid{grid-template-columns:1fr}
  .related,.cta-band{padding-top:56px}
  .cta-inner{padding:32px 24px;gap:28px}
  .cta-actions{flex-direction:column;align-items:stretch;width:100%}
  .cta-actions .btn{width:100%}
  .site-footer{margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:479px){
  .article-body table{font-size:14px}
  .article-body th,.article-body td{padding:9px 10px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#0F0D1E;
  --surface:#16142A;
  --surface-2:#1B1830;
  --footer-bg:#0A0917;
  --gold:#E3B873;
  --gold-hi:#F2CE93;
  --gold-line:rgba(227,184,115,.32);
  --text:#ECEBF3;
  --muted:#A8A5BC;
  --dim:#6F6C85;
  --line:rgba(255,255,255,.08);
  --ok:#7BC49A;
  --warn:#E4A15C;
  --err:#D9776C;
  --r-img:16px;
  --r-card:12px;
  --r-btn:8px;
  --r-pill:999px;
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,'Times New Roman',serif;
  --sans:'Noto Sans SC',-apple-system,BlinkMacSystemFont,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 18%, rgba(227,184,115,.35), transparent 60%),
    radial-gradient(1.2px 1.2px at 38% 62%, rgba(255,255,255,.28), transparent 60%),
    radial-gradient(1.4px 1.4px at 72% 24%, rgba(227,184,115,.28), transparent 60%),
    radial-gradient(1.2px 1.2px at 86% 74%, rgba(255,255,255,.22), transparent 60%),
    radial-gradient(1.5px 1.5px at 22% 86%, rgba(227,184,115,.24), transparent 60%),
    radial-gradient(1.1px 1.1px at 56% 44%, rgba(255,255,255,.18), transparent 60%),
    radial-gradient(1.3px 1.3px at 92% 42%, rgba(227,184,115,.20), transparent 60%);
  opacity:.9;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.03;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(/%23n)'/%3E%3C/svg%3E");
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3{margin:0;font-family:var(--serif);font-weight:700;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
::selection{background:rgba(227,184,115,.28);color:#fff}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}
main{position:relative;z-index:1}
.section{padding:112px 0;position:relative}
.section-alt{
  background:linear-gradient(180deg,rgba(22,20,42,0) 0%,rgba(22,20,42,.62) 16%,rgba(22,20,42,.62) 84%,rgba(22,20,42,0) 100%);
}

/* 导航 */
.dock-wrap{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  padding:24px 32px;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  max-width:1080px;
  margin:0 auto;
  height:64px;
  padding:10px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  border-radius:var(--r-pill);
  border:1px solid rgba(227,184,115,.18);
  background:rgba(15,13,30,.72);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:height .24s var(--ease),background .24s var(--ease),box-shadow .24s var(--ease);
}
.dock.is-scrolled{
  height:56px;
  background:rgba(15,13,30,.92);
  box-shadow:0 12px 32px rgba(0,0,0,.45);
}
.dock-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--serif);
  font-weight:700;
  font-size:16.5px;
  color:var(--text);
  white-space:nowrap;
}
.dock-logo svg{width:22px;height:22px;flex:none}
.dock-logo:hover{color:var(--gold-hi)}
.dock-nav{display:flex;align-items:center;gap:2px}
.dock-nav a{
  display:inline-block;
  padding:6px 12px;
  font-size:15px;
  color:var(--muted);
  border-bottom:1px solid transparent;
  line-height:1.4;
}
.dock-nav a:hover{color:var(--text);border-bottom-color:var(--gold-line)}
.dock-nav a.is-active{color:var(--gold);border-bottom-color:var(--gold)}
.dock-actions{display:flex;align-items:center;gap:12px}
.dock-cta{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 20px;
  border-radius:var(--r-pill);
  background:var(--gold);
  color:#0F0D1E;
  font-size:15px;
  font-weight:500;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.dock-cta:hover{background:var(--gold-hi);transform:translateY(-1px)}
.dock-cta:active{transform:translateY(1px)}
.dock-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  align-items:center;
  justify-content:center;
}
.dock-toggle span{position:relative;display:block;width:16px;height:1px;background:var(--text)}
.dock-toggle span::before,
.dock-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:1px;background:var(--text);
}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}

/* 抽屉 */
.drawer{
  position:fixed;
  inset:0;
  z-index:200;
  display:flex;
  flex-direction:column;
  padding:24px;
  background:rgba(15,13,30,.98);
  opacity:0;
  transform:translateY(-8px);
  pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.drawer.is-open{opacity:1;transform:none;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:20px}
.drawer-close{
  width:40px;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--muted);font-size:20px;line-height:1;
}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer-nav a{
  padding:20px 2px;
  font-family:var(--serif);
  font-size:18px;
  color:var(--muted);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--gold)}
.drawer-foot{margin-top:auto;padding-top:24px}
.drawer-foot .btn{width:100%}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:16px;
  font-weight:500;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{background:var(--gold);color:#0F0D1E}
.btn-primary:hover{background:var(--gold-hi);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border-color:rgba(255,255,255,.22);color:var(--text)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-sm{height:40px;padding:0 18px;font-size:15px}
.link-gold{
  color:var(--gold);
  border-bottom:1px solid var(--gold-line);
  padding-bottom:2px;
  transition:border-color .2s var(--ease);
}
.link-gold:hover{border-bottom-color:var(--gold)}

/* 徽章 */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 10px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  font-size:12px;
  line-height:1.7;
  color:var(--muted);
}
.badge-gold{border-color:var(--gold-line);color:var(--gold)}
.badge-ok{border-color:rgba(123,196,154,.35);color:var(--ok)}

/* 面包屑 */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--dim);
  margin-bottom:26px;
}
.crumbs a:hover{color:var(--gold)}
.crumbs .sep{color:rgba(255,255,255,.18)}

/* Hero */
.hero{
  position:relative;
  padding:170px 0 100px;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:-10% -20% 30% -20%;
  pointer-events:none;
  background:
    radial-gradient(60% 60% at 22% 28%,rgba(120,90,200,.10),transparent 70%),
    radial-gradient(52% 52% at 82% 18%,rgba(90,170,180,.08),transparent 70%);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.32fr 1fr;
  gap:56px;
  align-items:center;
}
.hero-copy .badge{margin-bottom:20px}
h1{
  font-size:clamp(32px,5vw,60px);
  font-weight:900;
  line-height:1.22;
}
.lede{
  margin-top:24px;
  max-width:46ch;
  font-size:18px;
  line-height:1.85;
  color:var(--muted);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.trust{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  margin-top:36px;
  font-size:14px;
  color:var(--muted);
}
.trust li{display:flex;align-items:center;gap:14px}
.trust li+li::before{
  content:"";
  width:1px;
  height:14px;
  background:rgba(255,255,255,.18);
  display:inline-block;
}
.hero-media{position:relative;padding:14px 0 0 14px}
.hero-media img{
  position:relative;
  z-index:1;
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid rgba(255,255,255,.10);
}
.media-frame{
  position:absolute;
  top:0;left:0;right:14px;bottom:14px;
  border:1px solid var(--gold-line);
  border-radius:var(--r-img);
  z-index:0;
  pointer-events:none;
}

/* 板块标题 */
.sec-head{max-width:720px;margin-bottom:56px}
.eyebrow{
  font-size:12.5px;
  letter-spacing:.16em;
  color:var(--gold);
  margin-bottom:14px;
  font-family:var(--sans);
}
h2{font-size:clamp(24px,3vw,36px);line-height:1.3}
.sec-sub{margin-top:18px;color:var(--muted);font-size:17px;line-height:1.85;max-width:62ch}

/* 要点清单 */
.points{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:28px 40px;
}
.point{
  position:relative;
  padding:26px 26px 26px 78px;
  background:var(--surface);
  border:1px solid rgba(255,255,255,.07);
  border-radius:var(--r-card);
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.point:hover{
  border-color:rgba(227,184,115,.35);
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.point .num{
  position:absolute;
  left:26px;top:24px;
  font-family:var(--serif);
  font-size:26px;
  font-weight:700;
  color:rgba(227,184,115,.55);
  font-variant-numeric:tabular-nums;
}
.point h3{font-size:19px;line-height:1.5;margin-bottom:8px}
.point p{font-size:15.5px;line-height:1.85;color:var(--muted)}

/* 三步流程 */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);
}
.step{
  padding:40px 30px 36px;
  border-left:1px solid var(--line);
  border-bottom:1px solid var(--line);
  transition:background .2s var(--ease);
}
.step:first-child{border-left:0}
.step:hover{background:rgba(27,24,48,.7)}
.step .big-num{
  display:block;
  font-family:var(--serif);
  font-size:56px;
  font-weight:700;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1px rgba(227,184,115,.6);
  margin-bottom:22px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:20px;margin-bottom:10px}
.step p{font-size:15.5px;line-height:1.85;color:var(--muted)}
.step .badge{margin-top:18px}

/* 图文分栏 */
.split{
  display:grid;
  grid-template-columns:1fr 1.15fr;
  gap:56px;
  align-items:center;
}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid rgba(255,255,255,.10);
}
.split-body h2{margin-bottom:16px}
.split-body .sec-sub{margin-bottom:28px}
.hair-list{border-top:1px solid var(--line)}
.hair-list li{
  display:flex;
  gap:18px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.hair-list .dot{
  flex:none;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--gold);
  margin-top:13px;
}
.hair-list strong{
  display:block;
  font-size:16.5px;
  font-weight:500;
  color:var(--text);
  margin-bottom:4px;
}
.hair-list span.desc{font-size:15px;line-height:1.8;color:var(--muted)}

/* FAQ */
.faq-grid{
  display:grid;
  grid-template-columns:4fr 8fr;
  gap:56px;
  align-items:start;
}
.faq-side{position:sticky;top:120px}
.faq-side p{margin-top:16px;color:var(--muted);font-size:15.5px;line-height:1.8}
.faq-list{border-bottom:1px solid var(--line)}
.faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;
  min-height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:18px 0;
  text-align:left;
  font-family:var(--serif);
  font-size:17px;
  line-height:1.6;
  color:var(--text);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--gold-hi)}
.faq-icon{
  flex:none;
  position:relative;
  width:16px;height:16px;
  display:inline-block;
}
.faq-icon i,
.faq-icon b{
  position:absolute;
  background:var(--muted);
  transition:transform .26s var(--ease),background .26s var(--ease);
}
.faq-icon i{left:0;top:7.5px;width:16px;height:1px}
.faq-icon b{left:7.5px;top:0;width:1px;height:16px}
.faq-item.is-open .faq-q{color:var(--gold)}
.faq-item.is-open .faq-icon i,
.faq-item.is-open .faq-icon b{background:var(--gold)}
.faq-item.is-open .faq-icon b{transform:scaleY(0)}
.faq-a{
  max-height:0;
  overflow:hidden;
  opacity:0;
  transition:max-height .26s var(--ease),opacity .26s var(--ease);
}
.faq-item.is-open .faq-a{opacity:1}
.faq-a p{
  padding:0 48px 22px 0;
  font-size:16px;
  line-height:1.85;
  color:var(--muted);
}

/* 调整记录 */
.log{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--surface);
  overflow:hidden;
}
.log-row{
  display:flex;
  gap:24px;
  padding:22px 26px;
  border-top:1px solid var(--line);
  transition:background .2s var(--ease);
}
.log-row:first-child{border-top:0}
.log-row:hover{background:var(--surface-2)}
.log-date{
  flex:none;
  min-width:104px;
  font-size:14px;
  color:var(--gold);
  font-variant-numeric:tabular-nums;
  line-height:1.9;
}
.log-main strong{
  display:block;
  font-size:16px;
  font-weight:500;
  color:var(--text);
}
.log-main em{
  display:block;
  font-style:normal;
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
  margin-top:4px;
}
.notice{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:24px;
  padding:14px 18px;
  border:1px solid var(--line);
  border-left:2px solid var(--gold);
  border-radius:8px;
  background:rgba(27,24,48,.55);
  font-size:14.5px;
  color:var(--muted);
}

/* CTA */
.cta-band{
  position:relative;
  overflow:hidden;
  padding:64px;
  border-radius:var(--r-img);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(22,20,42,.94),rgba(15,13,30,.98));
  text-align:center;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(45% 70% at 20% 30%,rgba(120,90,200,.16),transparent 70%),
    radial-gradient(40% 60% at 80% 70%,rgba(90,170,180,.10),transparent 70%);
}
.cta-band > *{position:relative}
.cta-band h2{margin-bottom:16px}
.cta-band .sec-sub{margin:0 auto 32px;max-width:52ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.cta-note{margin-top:24px;font-size:14px;color:var(--dim)}

/* 页脚 */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:0;
  padding:76px 0 28px;
  background:var(--footer-bg);
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand p{
  margin-top:18px;
  font-size:14px;
  line-height:1.9;
  color:var(--muted);
  max-width:34ch;
}
.footer-col h3{
  font-family:var(--sans);
  font-size:13px;
  font-weight:500;
  letter-spacing:.04em;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-top:56px;
  padding-top:22px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--dim);
}
.mono{font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* 入场动效 */
.reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .65s var(--ease),transform .65s var(--ease);
}
.reveal.in{opacity:1;transform:none}

@media (max-width:1024px){
  .container{padding:0 24px}
  .dock-wrap{padding:20px 24px}
  .dock-nav a{padding:6px 9px;font-size:14px}
  .section{padding:80px 0}
  .hero{padding:150px 0 80px}
  .hero-grid{grid-template-columns:1.1fr 1fr;gap:40px}
  .split{gap:36px}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-side{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}

@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 16px}
  .dock-wrap{padding:12px 16px}
  .dock{
    height:56px;
    border-radius:16px;
    padding:8px 14px;
  }
  .dock.is-scrolled{height:52px}
  .dock-nav,.dock-cta{display:none}
  .dock-toggle{display:inline-flex}
  .dock-logo{font-size:15.5px}
  .dock-logo svg{width:20px;height:20px}
  .hero{padding:118px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  h1{font-size:clamp(32px,8vw,40px)}
  .lede{font-size:17px;max-width:none}
  .hero-actions .btn{flex:1 1 46%}
  .trust{flex-direction:column;align-items:flex-start;gap:10px}
  .trust li+li::before{display:none}
  .section{padding:56px 0}
  .sec-head{margin-bottom:32px}
  .points{grid-template-columns:1fr;gap:16px}
  .point{padding:22px 20px 22px 64px}
  .point .num{left:20px;top:20px;font-size:22px}
  .steps{grid-template-columns:1fr}
  .step{border-left:0;padding:28px 4px}
  .step .big-num{font-size:44px;margin-bottom:14px}
  .split{grid-template-columns:1fr}
  .split-media{order:-1}
  .faq-a p{padding-right:0}
  .cta-band{padding:40px 24px}
  .log-row{flex-direction:column;gap:8px;padding:18px 20px}
  .log-date{min-width:0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-brand p{max-width:none}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{flex:none;width:100%}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --bg:#0F0D1E;
  --surface:#16142A;
  --surface-2:#1B1830;
  --footer:#0A0917;
  --gold:#E3B873;
  --gold-hover:#F2CE93;
  --gold-line:rgba(227,184,115,.32);
  --text:#ECEBF3;
  --text-2:#A8A5BC;
  --text-3:#6F6C85;
  --line:rgba(255,255,255,.08);
  --ok:#7BC49A;
  --warn:#E4A15C;
  --err:#D9776C;
  --r-img:16px;
  --r-card:12px;
  --r-btn:8px;
  --ease:cubic-bezier(.22,1,.36,1);
  --maxw:1200px;
  --sect:112px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.9;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 16%,rgba(255,255,255,.32),transparent 60%),
    radial-gradient(1.2px 1.2px at 78% 9%,rgba(227,184,115,.34),transparent 60%),
    radial-gradient(1.4px 1.4px at 34% 42%,rgba(255,255,255,.20),transparent 60%),
    radial-gradient(1.2px 1.2px at 88% 56%,rgba(255,255,255,.18),transparent 60%),
    radial-gradient(1.6px 1.6px at 62% 78%,rgba(227,184,115,.24),transparent 60%),
    radial-gradient(1.2px 1.2px at 18% 88%,rgba(255,255,255,.16),transparent 60%),
    radial-gradient(900px 620px at 8% -6%,rgba(120,90,200,.10),transparent 70%),
    radial-gradient(760px 520px at 96% 12%,rgba(90,170,180,.08),transparent 70%);
  opacity:.9;
  animation:drift 60s linear infinite;
}
@keyframes drift{
  0%,100%{opacity:.9}
  50%{opacity:.65}
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;font-weight:700;letter-spacing:-.01em;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
::selection{background:rgba(227,184,115,.28);color:#fff}

.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
  position:relative;
  z-index:1;
}
.wide{max-width:1280px}

/* ---------- Dock 导航 ---------- */
.dock-wrap{
  position:fixed;
  top:24px;
  left:0;
  right:0;
  z-index:80;
  display:flex;
  justify-content:center;
  padding:0 24px;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  width:100%;
  max-width:1080px;
  min-height:64px;
  display:flex;
  align-items:center;
  gap:24px;
  padding:10px 18px;
  border:1px solid rgba(227,184,115,.18);
  border-radius:999px;
  background:rgba(15,13,30,.72);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:min-height 240ms var(--ease),background 240ms var(--ease),box-shadow 240ms var(--ease);
}
.dock.is-scrolled{
  min-height:56px;
  background:rgba(15,13,30,.92);
  box-shadow:0 12px 32px rgba(0,0,0,.45);
}
.dock-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  font-weight:700;
  font-size:16px;
  color:var(--text);
  white-space:nowrap;
}
.dock-logo svg{width:22px;height:22px;flex:none}
.dock-nav{
  display:flex;
  align-items:center;
  gap:22px;
  margin-left:auto;
  font-size:16px;
}
.dock-nav a{
  color:var(--text-2);
  padding:6px 2px;
  border-bottom:1px solid transparent;
  transition:color 200ms var(--ease),border-color 200ms var(--ease);
}
.dock-nav a:hover{color:var(--text);border-bottom-color:var(--gold)}
.dock-nav a.is-active{color:var(--gold);border-bottom-color:var(--gold)}
.dock-actions{display:flex;align-items:center;gap:10px}
.dock-cta{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 20px;
  border-radius:999px;
  background:var(--gold);
  color:#0F0D1E;
  font-size:15px;
  font-weight:500;
  transition:background 200ms var(--ease),transform 200ms var(--ease);
}
.dock-cta:hover{background:var(--gold-hover);transform:translateY(-1px)}
.dock-toggle{display:none;width:40px;height:40px;border-radius:999px;border:1px solid var(--line);background:transparent;position:relative;cursor:pointer}
.dock-toggle span{position:absolute;left:50%;top:50%;width:16px;height:1.5px;background:var(--text);transform:translate(-50%,-50%)}
.dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:1.5px;background:var(--text)}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}

.drawer{
  position:fixed;
  inset:0;
  z-index:90;
  background:rgba(15,13,30,.98);
  transform:translateY(-12px);
  opacity:0;
  pointer-events:none;
  transition:opacity 240ms var(--ease),transform 240ms var(--ease);
  display:flex;
  flex-direction:column;
  padding:88px 24px 32px;
}
.drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
.drawer-close{
  position:absolute;
  top:20px;
  right:20px;
  width:40px;height:40px;
  border-radius:999px;
  border:1px solid var(--line);
  background:transparent;
  cursor:pointer;
  font-size:20px;
  line-height:1;
}
.drawer nav ul{display:flex;flex-direction:column}
.drawer nav a{
  display:block;
  padding:20px 4px;
  border-bottom:1px solid var(--line);
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:18px;
  color:var(--text-2);
}
.drawer nav a.is-active{color:var(--gold)}
.drawer .drawer-cta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:center;
  height:48px;
  border-radius:var(--r-btn);
  background:var(--gold);
  color:#0F0D1E;
  font-weight:500;
}

/* ---------- 通用 ---------- */
main{position:relative;z-index:1;padding-top:132px}
.section{padding:var(--sect) 0}
.section-tight{padding:72px 0}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.06em;
  color:var(--gold);
  border:1px solid var(--gold-line);
  border-radius:999px;
  padding:3px 12px;
}
.h2{font-size:clamp(24px,3vw,36px);line-height:1.3}
.lead{font-size:18px;line-height:1.8;color:var(--text-2)}
.muted{color:var(--text-3)}
.mono{font-variant-numeric:tabular-nums;font-family:"SFMono-Regular",Menlo,Consolas,monospace}
.hr{height:1px;background:var(--line);border:0;margin:0}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:16px;
  cursor:pointer;
  transition:background 200ms var(--ease),border-color 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease);
}
.btn-primary{background:var(--gold);color:#0F0D1E;font-weight:500}
.btn-primary:hover{background:var(--gold-hover);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.link-gold{color:var(--gold);border-bottom:1px solid var(--gold);padding-bottom:2px;transition:border-width 200ms var(--ease),color 200ms var(--ease)}
.link-gold:hover{color:var(--gold-hover);border-bottom-width:2px}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  padding-top:8px;
}
.crumbs a{transition:color 200ms var(--ease)}
.crumbs a:hover{color:var(--gold)}
.crumbs span{color:var(--text-3)}

/* ---------- Hero（无大图排版流） ---------- */
.hero-flow{padding:40px 0 0}
.hero-flow h1{
  font-size:clamp(32px,5vw,60px);
  line-height:1.22;
  margin:22px 0 22px;
  max-width:20ch;
}
.hero-flow h1 em{font-style:normal;color:var(--gold)}
.hero-sub{font-size:18px;line-height:1.8;color:var(--text-2);max-width:46ch}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:32px}
.trust-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px;
  margin-top:40px;
  padding-top:24px;
  border-top:1px solid var(--line);
  font-size:14px;
  color:var(--text-2);
}
.trust-bar li{display:flex;align-items:center;gap:16px}
.trust-bar li+li::before{content:"";width:1px;height:14px;background:var(--line)}

.notice{
  display:flex;
  gap:14px;
  align-items:flex-start;
  margin-top:36px;
  padding:18px 22px;
  border:1px solid rgba(227,184,115,.22);
  border-radius:var(--r-card);
  background:linear-gradient(90deg,rgba(227,184,115,.08),transparent 70%);
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}
.notice strong{color:var(--gold);font-weight:500}

/* ---------- 编号纵向序列 ---------- */
.flow-head{max-width:62ch;margin-bottom:56px}
.flow-head .h2{margin-bottom:16px}
.flow-list{border-top:1px solid var(--line)}
.flow-item{
  display:grid;
  grid-template-columns:132px 1fr;
  gap:36px;
  padding:44px 0;
  border-bottom:1px solid var(--line);
  transition:background 240ms var(--ease);
}
.flow-item:hover{background:linear-gradient(90deg,rgba(227,184,115,.04),transparent 60%)}
.flow-num{
  font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  font-weight:900;
  font-size:58px;
  line-height:1;
  color:rgba(227,184,115,.42);
  font-variant-numeric:tabular-nums;
}
.flow-body h3{font-size:20px;line-height:1.5;margin-bottom:12px}
.flow-body p{color:var(--text-2);font-size:17px;line-height:1.85;max-width:64ch}
.flow-body p+p{margin-top:10px}
.flow-tag{
  display:inline-block;
  margin-top:16px;
  font-size:12px;
  color:var(--text-3);
  border:1px solid var(--line);
  border-radius:999px;
  padding:3px 10px;
}

/* ---------- 窄幅配图 ---------- */
.wide-figure{margin:0;padding:16px 0 0}
.wide-figure img{
  width:100%;
  aspect-ratio:21/9;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid rgba(255,255,255,.10);
}
.wide-figure figcaption{
  margin-top:14px;
  font-size:13px;
  color:var(--text-3);
  text-align:center;
}

/* ---------- 验证方式对照（hairline 行） ---------- */
.ways{border-top:1px solid var(--line);margin-top:8px}
.way-row{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:28px;
  padding:24px 0;
  border-bottom:1px solid var(--line);
  transition:background 200ms var(--ease);
}
.way-row:hover{background:rgba(255,255,255,.02)}
.way-name{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:18px;
  display:flex;
  align-items:center;
  gap:10px;
}
.way-name::before{content:"";width:6px;height:6px;background:var(--gold);border-radius:1px;flex:none}
.way-desc{color:var(--text-2);font-size:16px;line-height:1.85;max-width:68ch}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-aside{position:sticky;top:120px}
.faq-aside .h2{margin:18px 0 14px}
.faq-aside p{color:var(--text-2);font-size:16px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:64px;
  padding:14px 0;
  background:transparent;
  border:0;
  text-align:left;
  cursor:pointer;
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  font-size:17px;
  color:var(--text);
  transition:color 200ms var(--ease);
}
.faq-q:hover{color:var(--gold)}
.faq-icon{
  flex:none;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--text-2);
  font-size:15px;
  transition:transform 260ms var(--ease),color 260ms var(--ease),border-color 260ms var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--gold);border-color:var(--gold-line)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 260ms var(--ease);
}
.faq-a p{
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
  padding-bottom:20px;
  max-width:66ch;
}

/* ---------- CTA 横幅 ---------- */
.cta-banner{
  position:relative;
  overflow:hidden;
  border:1px solid var(--gold-line);
  border-radius:var(--r-img);
  padding:64px;
  background:
    radial-gradient(600px 320px at 12% 10%,rgba(120,90,200,.16),transparent 70%),
    radial-gradient(520px 300px at 92% 100%,rgba(90,170,180,.12),transparent 70%),
    var(--surface);
}
.cta-banner::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    radial-gradient(1.4px 1.4px at 20% 30%,rgba(255,255,255,.30),transparent 60%),
    radial-gradient(1.2px 1.2px at 70% 22%,rgba(227,184,115,.34),transparent 60%),
    radial-gradient(1.2px 1.2px at 46% 76%,rgba(255,255,255,.22),transparent 60%),
    radial-gradient(1.4px 1.4px at 86% 66%,rgba(255,255,255,.20),transparent 60%);
}
.cta-banner h2{font-size:clamp(24px,3vw,36px);line-height:1.3;max-width:24ch;position:relative}
.cta-banner p{margin-top:16px;color:var(--text-2);font-size:17px;max-width:52ch;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:32px;position:relative}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sect);
  background:var(--footer);
  border-top:1px solid var(--line);
  padding:72px 0 32px;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .dock-logo{margin-bottom:18px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:34ch}
.footer-col h3{
  font-size:15px;
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;
  margin-bottom:18px;
  color:var(--text);
}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:var(--text-2);transition:color 200ms var(--ease)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
  margin-top:56px;
  padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 700ms var(--ease),transform 700ms var(--ease)}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .wide{max-width:100%}
}
@media (max-width:1023px){
  :root{--sect:80px;--maxw:100%}
  .container{padding:0 24px}
  .dock-nav{gap:16px;font-size:15px}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-aside{position:static}
  .flow-item{grid-template-columns:104px 1fr;gap:24px}
  .flow-num{font-size:48px}
  .way-row{grid-template-columns:180px 1fr;gap:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-banner{padding:48px}
}
@media (max-width:767px){
  :root{--sect:56px}
  body{font-size:16px}
  main{padding-top:96px}
  .container{padding:0 16px}
  .dock-wrap{top:12px;padding:0 12px}
  .dock{min-height:56px;border-radius:16px;padding:8px 14px;gap:12px}
  .dock-nav,.dock-cta{display:none}
  .dock-toggle{display:block}
  .hero-flow h1{font-size:clamp(32px,9vw,40px);max-width:100%}
  .trust-bar{flex-direction:column;align-items:flex-start;gap:10px}
  .trust-bar li+li::before{display:none}
  .flow-item{grid-template-columns:1fr;gap:12px;padding:32px 0}
  .flow-num{font-size:40px}
  .way-row{grid-template-columns:1fr;gap:8px}
  .way-desc{font-size:15px}
  .wide-figure img{aspect-ratio:16/10}
  .cta-banner{padding:32px 24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}
@media (max-width:479px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --bg:#0F0D1E;
  --surface:#16142A;
  --surface-2:#1B1830;
  --footer-bg:#0A0917;
  --gold:#E3B873;
  --gold-hi:#F2CE93;
  --gold-line:rgba(227,184,115,.32);
  --text:#ECEBF3;
  --muted:#A8A5BC;
  --dim:#6F6C85;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --ok:#7BC49A;
  --warn:#E4A15C;
  --err:#D9776C;
  --r-img:16px;
  --r-card:12px;
  --r-btn:8px;
  --r-pill:999px;
  --ease:cubic-bezier(.22,1,.36,1);
  --maxw:1200px;
  --sec:112px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    radial-gradient(1.4px 1.4px at 24px 36px, rgba(255,255,255,.26), transparent 100%),
    radial-gradient(1.2px 1.2px at 148px 190px, rgba(227,184,115,.30), transparent 100%),
    radial-gradient(1.6px 1.6px at 322px 96px, rgba(255,255,255,.16), transparent 100%),
    radial-gradient(1.1px 1.1px at 452px 356px, rgba(227,184,115,.20), transparent 100%);
  background-size:560px 430px;
  background-repeat:repeat;
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.9;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(760px 520px at 12% 4%, rgba(120,90,200,.10), transparent 65%),
    radial-gradient(680px 460px at 92% 22%, rgba(90,170,180,.08), transparent 68%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.mono{font-variant-numeric:tabular-nums}
.serif{font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px;position:relative;z-index:1}
main{position:relative;z-index:1}
section{padding:var(--sec) 0}

/* ---------- Dock 导航 ---------- */
.dock-wrap{
  position:fixed;top:24px;left:0;right:0;z-index:80;
  display:flex;justify-content:center;padding:0 16px;pointer-events:none;
}
.dock{
  pointer-events:auto;width:100%;max-width:1080px;height:64px;
  display:flex;align-items:center;gap:16px;padding:0 14px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(15,13,30,.72);
  border:1px solid rgba(227,184,115,.18);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:height 240ms var(--ease),background 240ms var(--ease),box-shadow 240ms var(--ease);
}
.dock.is-scrolled{height:56px;background:rgba(15,13,30,.92);box-shadow:0 12px 32px rgba(0,0,0,.45)}
.dock-logo{display:inline-flex;align-items:center;gap:10px;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-weight:700;font-size:17px;letter-spacing:-.01em;white-space:nowrap;flex:0 0 auto}
.dock-logo svg{width:24px;height:24px;flex:0 0 auto}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  display:inline-block;padding:8px 12px;font-size:16px;color:var(--muted);
  border-bottom:1px solid transparent;transition:color 200ms var(--ease),border-color 200ms var(--ease);
}
.dock-nav a:hover{color:var(--text);border-bottom-color:var(--gold-line)}
.dock-nav a.is-active{color:var(--gold)}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-cta{
  display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 20px;
  border-radius:var(--r-pill);background:var(--gold);color:#0F0D1E;font-size:15px;font-weight:600;
  transition:background 200ms var(--ease),transform 200ms var(--ease);
}
.dock-cta:hover{background:var(--gold-hi);transform:translateY(-2px)}
.dock-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line-strong);align-items:center;justify-content:center}
.dock-toggle span{display:block;width:16px;height:1.5px;background:var(--text);position:relative}
.dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:1.5px;background:var(--text)}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}

.drawer{
  position:fixed;inset:0;z-index:90;background:rgba(15,13,30,.98);
  padding:96px 24px 120px;display:flex;flex-direction:column;gap:0;
  transform:translateY(-8px);opacity:0;visibility:hidden;
  transition:opacity 240ms var(--ease),transform 240ms var(--ease),visibility 240ms;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer a.drawer-link{display:block;padding:18px 4px;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:19px;color:var(--text);border-bottom:1px solid var(--line)}
.drawer a.drawer-link.is-active{color:var(--gold)}
.drawer-close{position:absolute;top:26px;right:24px;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--muted)}
.drawer-foot{margin-top:auto}
.drawer-foot .btn{width:100%}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;
  border-radius:var(--r-btn);font-size:16px;font-weight:600;cursor:pointer;
  transition:background 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease),transform 200ms var(--ease);
}
.btn-primary{background:var(--gold);color:#0F0D1E}
.btn-primary:hover{background:var(--gold-hi);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid rgba(255,255,255,.22)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.link-gold{color:var(--gold);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.link-gold:hover{text-decoration-thickness:2px}

/* ---------- 面包屑 ---------- */
.crumbs{padding-top:132px;font-size:13px;color:var(--dim);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.crumbs a:hover{color:var(--gold)}
.crumbs span.sep{color:var(--dim)}

/* ---------- 分类 Hero ---------- */
.cat-head{padding:28px 0 0}
.cat-head .badge{margin-bottom:18px}
.cat-head h1{
  font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-weight:900;
  font-size:clamp(32px,4.4vw,54px);line-height:1.22;letter-spacing:-.01em;max-width:22ch;
}
.cat-head .lede{margin-top:20px;font-size:18px;line-height:1.8;color:var(--muted);max-width:52ch}
.cat-head .head-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:16px}
.metrics{
  margin-top:56px;padding-top:28px;border-top:1px solid var(--line);
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
}
.metrics .num{font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:clamp(24px,3vw,32px);color:var(--gold);font-variant-numeric:tabular-nums;line-height:1.2}
.metrics .lab{margin-top:6px;font-size:14px;color:var(--muted)}

.badge{
  display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.02em;border:1px solid var(--gold-line);color:var(--gold);background:rgba(227,184,115,.06);
}
.badge.neutral{border-color:var(--line-strong);color:var(--muted);background:rgba(255,255,255,.03)}
.badge.ok{border-color:rgba(123,196,154,.35);color:var(--ok);background:rgba(123,196,154,.07)}
.badge.warn{border-color:rgba(228,161,92,.35);color:var(--warn);background:rgba(228,161,92,.07)}

/* ---------- 区块标题 ---------- */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:40px}
.sec-head h2{font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-weight:700;font-size:clamp(24px,3vw,36px);line-height:1.3;letter-spacing:-.01em}
.sec-head p{margin-top:10px;font-size:15px;color:var(--muted);max-width:56ch}

/* ---------- 查询前准备 ---------- */
.prep{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:8px 28px}
.prep-list li{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);align-items:start}
.prep-list li:last-child{border-bottom:0}
.prep-list .idx{font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:20px;color:var(--gold);opacity:.75;font-variant-numeric:tabular-nums}
.prep-list h3{font-size:18px;font-weight:600;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.prep-list p{margin-top:6px;font-size:15px;color:var(--muted);line-height:1.8}

/* ---------- 双栏对比卡 ---------- */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:stretch}
.panel-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;display:flex;flex-direction:column;height:100%;
  transition:border-color 200ms var(--ease),transform 200ms var(--ease),box-shadow 200ms var(--ease);
}
.panel-card:hover{border-color:rgba(227,184,115,.35);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.35)}
.panel-card .panel-tag{display:flex;align-items:center;justify-content:space-between;gap:12px}
.panel-card h3{margin-top:20px;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:24px;line-height:1.4}
.panel-card .panel-note{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.8}
.hair-list{margin-top:24px;border-top:1px solid var(--line)}
.hair-list li{display:flex;gap:12px;padding:16px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--muted);line-height:1.75}
.hair-list li::before{content:"";flex:0 0 auto;width:5px;height:5px;margin-top:11px;border-radius:1px;background:var(--gold);opacity:.8}
.panel-card .panel-foot{margin-top:auto;padding-top:24px}

/* ---------- 状态说明 ---------- */
.status-board{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-img);padding:36px}
.status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0}
.status-col{padding:0 24px;border-left:1px solid var(--line)}
.status-col:first-child{border-left:0;padding-left:0}
.status-col h3{margin-top:16px;font-size:17px;font-weight:600;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.status-col p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- 图集 2×2 ---------- */
.gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.gallery figure{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:border-color 200ms var(--ease)}
.gallery figure:hover{border-color:rgba(227,184,115,.35)}
.gallery .shot{aspect-ratio:16/10;overflow:hidden;background:#1B1830}
.gallery .shot img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.gallery figure:hover .shot img{transform:scale(1.02)}
.gallery figcaption{padding:18px 22px 22px}
.gallery figcaption strong{display:block;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:18px;font-weight:700}
.gallery figcaption span{display:block;margin-top:6px;font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-side{position:sticky;top:120px}
.faq-side h2{font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-weight:700;font-size:clamp(24px,3vw,34px);line-height:1.32}
.faq-side p{margin-top:14px;font-size:15px;color:var(--muted);max-width:32ch}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0;text-align:left;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:17px;line-height:1.6;color:var(--text);transition:color 200ms var(--ease)}
.faq-q:hover{color:var(--gold-hi)}
.faq-icon{flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform 260ms var(--ease),color 260ms var(--ease);color:var(--muted)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:currentColor;transform:translate(-50%,-50%)}
.faq-icon::before{width:14px;height:1.5px}
.faq-icon::after{width:1.5px;height:14px}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--gold)}
.faq-item.is-open .faq-q{color:var(--gold)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease)}
.faq-a p{padding:0 40px 20px 0;font-size:16px;line-height:1.85;color:var(--muted)}

/* ---------- CTA ---------- */
.cta-banner{
  position:relative;border-radius:var(--r-img);overflow:hidden;
  border:1px solid rgba(227,184,115,.22);
  background-image:linear-gradient(90deg,rgba(15,13,30,.94) 0%,rgba(15,13,30,.80) 55%,rgba(15,13,30,.62) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:64px;
}
.cta-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(520px 320px at 18% 80%, rgba(120,90,200,.12), transparent 70%);
}
.cta-banner .cta-inner{position:relative;z-index:1;max-width:52ch}
.cta-banner h2{font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-weight:700;font-size:clamp(24px,3vw,36px);line-height:1.32}
.cta-banner p{margin-top:14px;font-size:16px;color:var(--muted)}
.cta-banner .cta-actions{margin-top:32px;display:flex;flex-wrap:wrap;align-items:center;gap:20px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer-bg);border-top:1px solid var(--line);margin-top:var(--sec);padding:72px 0 28px;position:relative;z-index:1}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand p{margin-top:18px;font-size:14px;color:var(--muted);line-height:1.85;max-width:34ch}
.footer-col h3{font-size:15px;font-weight:600;color:var(--text);margin-bottom:18px;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.footer-col li+li{margin-top:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color 200ms var(--ease)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{margin-top:56px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--dim)}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 700ms var(--ease),transform 700ms var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  :root{--maxw:1120px}
  .status-grid{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:32px}
  .status-col:nth-child(3){border-left:0;padding-left:0}
}
@media (max-width:1023px){
  :root{--sec:80px}
  .container{padding:0 24px}
  .dock-nav a{font-size:15px;padding:8px 9px}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-side{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  :root{--sec:56px}
  body{font-size:16px}
  .container{padding:0 16px}
  .dock-wrap{top:12px}
  .dock{height:56px;border-radius:16px;padding:0 10px 0 16px;gap:10px}
  .dock-logo{font-size:15px}
  .dock-logo svg{width:20px;height:20px}
  .dock-nav{display:none}
  .dock-actions{margin-left:auto}
  .dock-cta{height:36px;padding:0 16px;font-size:14px}
  .dock-toggle{display:flex}
  .crumbs{padding-top:104px}
  .cat-head .head-actions{gap:12px}
  .cat-head .head-actions .btn{width:100%}
  .metrics{grid-template-columns:1fr;gap:18px;margin-top:40px;padding-top:22px}
  .metrics .num{font-size:26px}
  .prep{padding:4px 20px}
  .prep-list li{grid-template-columns:44px 1fr;gap:14px;padding:18px 0}
  .compare{grid-template-columns:1fr;gap:18px}
  .panel-card{padding:24px}
  .status-board{padding:24px}
  .status-grid{grid-template-columns:1fr;row-gap:26px}
  .status-col{padding:0;border-left:0;border-top:1px solid var(--line);padding-top:20px}
  .status-col:first-child{border-top:0;padding-top:0}
  .gallery{grid-template-columns:1fr;gap:18px}
  .cta-banner{padding:36px 24px}
  .cta-banner .cta-actions{gap:14px}
  .cta-banner .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{margin-top:36px;flex-direction:column}
}
@media (max-width:519px){
  .cat-head h1{font-size:32px}
  .sec-head{margin-bottom:28px}
  .faq-a p{padding-right:12px}
}