/* roulang page: index */
:root{
  --primary:#1F5C57;
  --primary-dark:#153F3B;
  --primary-light:#DDE9E4;
  --accent:#B56A45;
  --accent-dark:#9E5836;
  --gold:#C08B3E;
  --bg:#F5F0E6;
  --card:#FFFDF8;
  --surface:#ECE5D7;
  --ink:#1D2522;
  --muted:#66716B;
  --line:#D8D0C1;
  --success:#4C7A5A;
  --warning:#A66B2B;
  --error:#A64B42;
  --radius-sm:4px;
  --radius-btn:8px;
  --radius-card:12px;
  --radius-lg:16px;
  --shadow:0 1px 0 rgba(29,37,34,.04),0 12px 32px rgba(29,37,34,.07);
  --shadow-hover:0 2px 0 rgba(29,37,34,.05),0 18px 40px rgba(29,37,34,.12);
  --shell-w:252px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);font-size:16px;line-height:1.8;
  color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.38;margin:0;color:var(--ink);letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(31,92,87,.35);outline-offset:2px}
::selection{background:var(--primary-light);color:var(--primary-dark)}

/* ---------- 侧边导航 ---------- */
.shell{
  position:fixed;top:0;left:0;bottom:0;width:var(--shell-w);
  background:var(--primary-dark);color:#E9E3D6;
  display:flex;flex-direction:column;gap:26px;
  padding:26px 16px 22px;z-index:70;
  border-right:1px solid rgba(255,255,255,.07);
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:11px;padding:2px 6px 20px;border-bottom:1px solid rgba(255,255,255,.13);color:#F5EFE3}
.brand:hover{color:#FFFDF8}
.brand-seal{
  display:grid;place-items:center;width:44px;height:44px;flex:0 0 44px;
  border-radius:6px;background:var(--accent);color:#FFFDF8;
  font-family:var(--serif);font-size:15px;font-weight:700;letter-spacing:.6px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
}
.brand-text{font-family:var(--serif);font-size:15px;line-height:1.32;font-weight:600;letter-spacing:.2px}
.brand-text small{display:block;font-family:var(--sans);font-size:11px;font-weight:400;color:rgba(233,227,214,.58);letter-spacing:.4px;margin-top:4px}
.nav{display:flex;flex-direction:column;gap:3px;flex:1 1 auto}
.nav-label{font-size:11px;letter-spacing:2px;color:rgba(233,227,214,.42);padding:0 8px 8px}
.nav-link{
  position:relative;display:flex;align-items:center;height:44px;
  padding:0 12px 0 16px;border-radius:6px;
  color:rgba(233,227,214,.82);font-size:15px;line-height:44px;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#FFFDF8}
.nav-link.is-active{background:rgba(255,255,255,.13);color:#FFFDF8;font-weight:600}
.nav-link.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:4px;
  border-radius:2px;background:var(--accent);
}
.shell-bottom{margin-top:auto;padding-top:18px;border-top:1px solid rgba(255,255,255,.13);display:flex;flex-direction:column;gap:10px}
.shell-note{font-size:12px;line-height:1.7;color:rgba(233,227,214,.5)}

/* ---------- 移动顶栏与抽屉 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:80;height:64px;
  background:var(--primary-dark);color:#FFFDF8;
  align-items:center;justify-content:space-between;gap:12px;padding:0 14px;
  box-shadow:0 6px 18px rgba(21,63,59,.18);
}
.burger{width:42px;height:42px;display:grid;place-items:center;border-radius:8px;background:rgba(255,255,255,.1)}
.burger span{display:block;width:18px;height:2px;background:#FFFDF8;border-radius:2px;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#FFFDF8;border-radius:2px}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.topbar-brand{display:flex;align-items:center;gap:9px;color:#FFFDF8;font-family:var(--serif);font-size:14px;font-weight:600}
.topbar-brand .brand-seal{width:32px;height:32px;flex:0 0 32px;font-size:12px;border-radius:5px}
.topbar-cta{
  display:inline-flex;align-items:center;height:34px;padding:0 12px;border-radius:6px;
  background:var(--accent);color:#FFFDF8;font-size:13px;
}
.topbar-cta:hover{background:var(--accent-dark);color:#FFFDF8}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:292px;z-index:100;
  background:var(--primary-dark);color:#E9E3D6;
  padding:20px 16px 24px;display:flex;flex-direction:column;gap:18px;
  transform:translateX(102%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  overflow-y:auto;box-shadow:-16px 0 40px rgba(21,37,34,.3);
}
.drawer.is-open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.13)}
.drawer-title{font-family:var(--serif);font-size:15px;font-weight:600;color:#FFFDF8}
.drawer-close{width:36px;height:36px;display:grid;place-items:center;border-radius:8px;background:rgba(255,255,255,.1);color:#FFFDF8;font-size:18px;line-height:1}
.overlay{
  position:fixed;inset:0;z-index:90;background:rgba(21,37,34,.55);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.overlay.is-open{opacity:1;visibility:visible}

/* ---------- 主内容区 ---------- */
.main{margin-left:var(--shell-w);min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 48px}
.section{padding:84px 0}
.section--tight{padding:56px 0}
.section--alt{background:var(--surface)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  border:1px solid transparent;font-size:15px;font-weight:500;letter-spacing:.2px;
  cursor:pointer;text-align:center;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .12s ease,box-shadow .18s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary);color:#FFFDF8;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#FFFDF8}
.btn-accent{background:var(--accent);color:#FFFDF8;border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#FFFDF8}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark)}
.btn-light{background:#FFFDF8;color:var(--primary-dark);border-color:#FFFDF8}
.btn-light:hover{background:var(--primary-light);color:var(--primary-dark)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn:disabled,.btn.is-disabled{opacity:.55;cursor:not-allowed;transform:none}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--radius-sm);
  background:var(--primary-light);color:var(--primary-dark);
  font-size:12.5px;font-weight:500;letter-spacing:.3px;white-space:nowrap;
}
.tag--accent{background:rgba(181,106,69,.14);color:var(--accent-dark)}
.tag--line{background:transparent;border:1px solid var(--line);color:var(--muted)}

/* ---------- 首屏 ---------- */
.hero{position:relative;background:var(--primary-dark);color:#F0EADC;padding:44px 0 76px;overflow:hidden}
.hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;
  border-radius:50%;background:rgba(192,139,62,.09);pointer-events:none;
}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:rgba(240,234,220,.6);position:relative;z-index:2}
.crumbs a{color:rgba(240,234,220,.86)}
.crumbs a:hover{color:#FFFDF8;text-decoration:underline}
.crumbs .sep{color:rgba(240,234,220,.35)}
.crumbs .current{color:#FFFDF8}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
  margin-top:34px;position:relative;z-index:2;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:var(--radius-sm);
  background:rgba(192,139,62,.18);color:#E7C88F;font-size:13px;letter-spacing:1px;
}
.hero h1{
  font-size:clamp(32px,3.5vw,48px);line-height:1.28;color:#FFFDF8;margin-top:22px;
  text-wrap:balance;
}
.hero-sub{
  margin-top:20px;font-size:17px;line-height:1.85;max-width:520px;
  color:rgba(240,234,220,.84);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero .btn-ghost{color:#F0EADC;border-color:rgba(240,234,220,.46)}
.hero .btn-ghost:hover{background:rgba(240,234,220,.12);color:#FFFDF8}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.hero-tags li{
  font-size:13px;padding:7px 13px;border-radius:var(--radius-sm);
  border:1px solid rgba(240,234,220,.22);color:rgba(240,234,220,.82);
}
.hero-media{
  border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:16/11;
  box-shadow:0 22px 56px rgba(0,0,0,.3);
  border:1px solid rgba(255,255,255,.1);
}
.hero-media img{width:100%;height:100%;object-fit:cover}

/* ---------- 通用标题 ---------- */
.sec-head{max-width:700px;margin-bottom:40px}
.sec-kicker{font-size:13px;letter-spacing:2px;color:var(--accent);font-weight:600;display:block}
.sec-head h2{font-size:clamp(24px,2.6vw,32px);margin-top:12px}
.sec-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.8}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}

/* ---------- 入口步骤 ---------- */
.entry{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.steps{margin-top:28px;border-top:1px solid var(--line)}
.step{display:grid;grid-template-columns:54px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}
.step-num{
  font-family:var(--serif);font-size:20px;color:var(--accent);
  border-right:1px solid var(--line);padding-right:12px;line-height:1.5;
}
.step h3{font-size:18px}
.step p{margin-top:8px;color:var(--muted);font-size:15px;line-height:1.78}
.entry-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.entry-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.entry-caption{
  margin-top:14px;font-size:13px;color:var(--muted);
  padding-left:14px;border-left:2px solid var(--gold);line-height:1.7;
}

/* ---------- 故事区 ---------- */
.story{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center}
.story-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);position:relative}
.story-media img{width:100%;aspect-ratio:5/4;object-fit:cover}
.story-body h2{font-size:clamp(24px,2.5vw,31px)}
.story-body p{margin-top:18px;color:#3A443F;font-size:15.8px;line-height:1.85}
.story-points{margin-top:26px;display:flex;flex-direction:column;gap:12px}
.story-points li{
  display:flex;gap:12px;font-size:14.5px;color:var(--muted);
  padding:12px 16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-btn);
}
.story-points li::before{content:"";width:6px;height:6px;flex:0 0 6px;margin-top:9px;border-radius:50%;background:var(--gold)}

/* ---------- 精选卡片 ---------- */
.picks{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--primary-light)}
.card:hover .card-img img{transform:scale(1.03)}
.card-img{overflow:hidden;background:var(--surface)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-title{font-size:20px;line-height:1.5}
.card-title a{color:var(--ink)}
.card-title a:hover{color:var(--primary)}
.card-desc{font-size:14.5px;color:var(--muted);line-height:1.78;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:12px;margin-top:auto;font-size:13px;color:var(--muted);flex-wrap:wrap}
.pick-main .card-img{aspect-ratio:16/9}
.pick-main .card-title{font-size:24px}
.pick-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.pick-mini{display:grid;grid-template-columns:150px 1fr}
.pick-mini .card-img{height:100%}
.pick-mini .card-body{padding:18px 20px}
.pick-mini .card-title{font-size:17px}
.pick-mini .card-desc{-webkit-line-clamp:2;font-size:14px}

/* ---------- 最新信息列表 ---------- */
.news-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.news-item{
  display:grid;grid-template-columns:96px 1fr;gap:26px;
  padding:24px 0;border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.news-item:hover{background:rgba(221,233,228,.32)}
.news-item.is-first{background:var(--primary-light);border-left:4px solid var(--primary);padding-left:22px}
.news-date{
  font-size:15px;color:var(--muted);letter-spacing:.4px;line-height:1.6;
  padding-top:2px;white-space:nowrap;font-variant-numeric:tabular-nums;
}
.news-title{font-size:19px;line-height:1.55}
.news-item.is-first .news-title{font-size:21px}
.news-title a{color:var(--ink)}
.news-title a:hover{color:var(--primary)}
.news-summary{margin-top:9px;font-size:14.5px;color:var(--muted);line-height:1.78;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:12px;font-size:12.5px;color:var(--muted)}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line)}
.empty-state{
  padding:52px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius-card);
  background:var(--card);
}
.empty-state .empty-icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:12px;
  background:var(--primary-light);color:var(--primary);
  display:grid;place-items:center;font-family:var(--serif);font-size:20px;
}
.empty-state p{color:var(--muted);font-size:15px}
.empty-state .btn{margin-top:20px}

/* ---------- 信任区 ---------- */
.trust-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  border-top:1px solid var(--line);border-left:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;background:var(--card);
}
.trust-item{padding:30px 32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust-item h3{font-size:18px;display:flex;align-items:center;gap:10px}
.trust-item h3 .mark{
  width:26px;height:26px;flex:0 0 26px;border-radius:6px;background:var(--primary-light);
  color:var(--primary);display:grid;place-items:center;font-size:13px;font-family:var(--sans);font-weight:600;
}
.trust-item p{margin-top:12px;color:var(--muted);font-size:14.8px;line-height:1.8}

/* ---------- CTA 订阅 ---------- */
.cta{
  background:var(--primary-dark);color:#F0EADC;border-radius:var(--radius-lg);
  padding:48px 44px;display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.cta::after{
  content:"";position:absolute;left:-80px;bottom:-120px;width:300px;height:300px;
  border-radius:50%;background:rgba(192,139,62,.1);
}
.cta h2{color:#FFFDF8;font-size:clamp(23px,2.4vw,29px);position:relative;z-index:2}
.cta p{margin-top:14px;color:rgba(240,234,220,.78);font-size:15px;line-height:1.8;position:relative;z-index:2}
.cta-form{display:flex;flex-direction:column;gap:12px;position:relative;z-index:2}
.field label{display:block;font-size:14px;margin-bottom:8px;color:rgba(240,234,220,.86)}
.subscribe{display:flex;gap:12px}
.subscribe input{
  flex:1;height:48px;padding:0 16px;border-radius:var(--radius-btn);
  border:1px solid rgba(240,234,220,.3);background:rgba(255,253,248,.96);
  color:var(--ink);font-size:15px;transition:border-color .18s ease,box-shadow .18s ease;
}
.subscribe input::placeholder{color:#9AA39D}
.subscribe input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(192,139,62,.3)}
.privacy{font-size:12.5px;color:rgba(240,234,220,.5);line-height:1.7}
.form-hint{font-size:13px;color:#E6B98A}
.form-hint.is-error{color:#F0A79C}
.form-hint.is-success{color:#A9D0B6}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);margin-top:8px}
.faq-item{border-bottom:1px solid var(--line);transition:background .2s ease}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:62px;padding:14px 6px;cursor:pointer;list-style:none;
  font-family:var(--serif);font-size:17.5px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-item summary::after{
  content:"+";font-family:var(--sans);font-size:22px;font-weight:400;
  color:var(--primary);line-height:1;flex:0 0 auto;transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−"}
.faq-item[open]{background:rgba(221,233,228,.4)}
.faq-body{padding:0 8px 24px;color:var(--muted);font-size:15px;line-height:1.8;max-width:820px}

/* ---------- 页脚 ---------- */
.footer{margin-top:auto;background:var(--primary-dark);color:rgba(240,234,220,.76);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand .brand{border:0;padding:0;color:#FFFDF8}
.footer-brand .brand-text small{color:rgba(233,227,214,.5)}
.footer-desc{margin-top:18px;font-size:14px;line-height:1.8;color:rgba(240,234,220,.66);max-width:300px}
.footer h3{
  font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:2px;
  color:#FFFDF8;margin-bottom:18px;
}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:rgba(240,234,220,.76);font-size:14.5px}
.footer-links a:hover{color:var(--accent);text-decoration:underline}
.footer-info{font-size:14.5px;line-height:1.9;color:rgba(240,234,220,.7)}
.footer-info strong{display:block;color:#FFFDF8;font-weight:500;margin-bottom:4px}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:13px;color:rgba(240,234,220,.5);
}
.footer-bottom a{color:rgba(240,234,220,.6)}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .wrap{padding:0 40px}
  .hero-grid,.entry,.story,.picks,.cta,.footer-grid{gap:36px}
  .hero-grid{grid-template-columns:1.15fr .85fr}
}
@media (max-width:1023px){
  .shell{display:none}
  .main{margin-left:0}
  .topbar{display:flex}
  .section{padding:64px 0}
  .hero{padding:36px 0 60px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{aspect-ratio:16/9}
  .entry,.story{grid-template-columns:1fr;gap:36px}
  .picks{grid-template-columns:1fr}
  .pick-side{grid-template-rows:auto auto}
  .cta{grid-template-columns:1fr;padding:40px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .trust-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .wrap{padding:0 20px}
  .section{padding:52px 0}
  .section--tight{padding:40px 0}
  .hero h1{font-size:32px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{flex:1 1 100%}
  .news-item{grid-template-columns:1fr;gap:10px;padding:20px 0}
  .news-item.is-first{padding-left:16px}
  .news-date{font-size:13px;color:var(--muted)}
  .pick-mini{grid-template-columns:1fr}
  .pick-mini .card-img{aspect-ratio:16/10;height:auto}
  .trust-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .cta{padding:32px 22px;border-radius:12px}
  .faq-item summary{font-size:16px;min-height:58px}
  .step{grid-template-columns:42px 1fr;gap:14px}
  .step-num{font-size:18px}
}
@media (max-width:519px){
  .wrap{padding:0 16px}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-tags{gap:8px}
  .hero-tags li{font-size:12.5px;padding:6px 10px}
  .card-body{padding:18px}
  .pick-main .card-title{font-size:20px}
  .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: article */
:root{
  --primary:#1F5C57;
  --primary-dark:#153F3B;
  --primary-light:#DDE9E4;
  --accent:#B56A45;
  --accent-dark:#9A5535;
  --ochre:#C08B3E;
  --bg:#F5F0E6;
  --card:#FFFDF8;
  --surface:#ECE5D7;
  --ink:#1D2522;
  --muted:#66716B;
  --line:#D8D0C1;
  --success:#4C7A5A;
  --error:#A64B42;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --shadow:0 1px 0 rgba(29,37,34,.04),0 12px 32px rgba(29,37,34,.07);
  --shadow-soft:0 1px 0 rgba(29,37,34,.04),0 6px 18px rgba(29,37,34,.05);
  --r-sm:4px;
  --r-md:8px;
  --r-lg:12px;
  --r-xl:16px;
  --shell:252px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;color:var(--ink);margin:0;line-height:1.35}
p{margin:0 0 1em}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:hover{color:var(--primary-dark)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit}
input,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(31,92,87,.35);outline-offset:2px;border-radius:4px}
::selection{background:rgba(31,92,87,.18)}

/* ---------- Shell / Navigation ---------- */
.shell{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--shell);
  background:var(--primary-dark);
  background-image:radial-gradient(circle at 15% 0%,rgba(255,255,255,.07),transparent 58%);
  color:#F5F0E6;
  z-index:60;
  display:flex;
  flex-direction:column;
}
.shell-inner{
  display:flex;
  flex-direction:column;
  height:100%;
  padding:28px 20px 24px;
  overflow-y:auto;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:#F5F0E6;
  padding-bottom:22px;
  border-bottom:1px solid rgba(245,240,230,.14);
}
.brand:hover{color:#fff}
.brand-seal{
  flex:0 0 auto;
  width:44px;
  height:44px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--accent);
  color:#fff;
  font-family:var(--serif);
  font-size:15px;
  font-weight:700;
  letter-spacing:.06em;
  border-radius:6px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.28);
}
.brand-text{
  display:block;
  font-family:var(--serif);
  font-size:16px;
  font-weight:600;
  line-height:1.3;
  letter-spacing:.01em;
}
.brand-text small{
  display:block;
  font-family:var(--sans);
  font-size:11.5px;
  font-weight:400;
  letter-spacing:.14em;
  color:rgba(245,240,230,.62);
  margin-top:5px;
}
.nav{display:flex;flex-direction:column;gap:4px;margin-top:28px}
.nav-label{
  font-size:11.5px;
  letter-spacing:.2em;
  color:rgba(245,240,230,.5);
  margin:0 0 10px 4px;
}
.nav-link{
  position:relative;
  display:block;
  padding:0 14px;
  line-height:44px;
  border-radius:var(--r-md);
  color:rgba(245,240,230,.82);
  font-size:15px;
  transition:background-color .2s ease,color .2s ease;
}
.nav-link::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  bottom:11px;
  width:3px;
  border-radius:2px;
  background:transparent;
  transition:background-color .2s ease;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-link.is-active{background:rgba(255,255,255,.13);color:#fff;font-weight:600}
.nav-link.is-active::before{background:var(--accent)}
.shell-foot{margin-top:auto;padding-top:28px}
.shell-note{
  font-size:12.5px;
  line-height:1.7;
  color:rgba(245,240,230,.55);
  margin:14px 0 0;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 22px;
  border-radius:var(--r-md);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .12s ease;
  text-align:center;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark)}
.btn-accent{background:var(--accent);color:#fff;width:100%}
.btn-accent:hover{background:var(--accent-dark);color:#fff}
.btn-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
  font-weight:600;
  font-size:15px;
  border-bottom:1px solid rgba(31,92,87,.4);
  padding-bottom:2px;
}
.btn-link:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}
.btn:disabled,.btn.is-disabled{opacity:.5;pointer-events:none}

/* ---------- Mobile bar & drawer ---------- */
.mobile-bar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:64px;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:0 16px;
  background:var(--primary-dark);
  color:#F5F0E6;
  z-index:70;
  box-shadow:0 6px 18px rgba(21,63,59,.18);
}
.menu-btn{
  width:40px;height:40px;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  gap:5px;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.08);
}
.menu-btn span{display:block;width:18px;height:2px;background:#F5F0E6;border-radius:2px}
.menu-btn:hover{background:rgba(255,255,255,.16)}
.brand--compact{border:0;padding:0;gap:9px}
.brand--compact .brand-seal{width:32px;height:32px;font-size:11px}
.brand--compact .brand-text{font-size:14px}
.entry-btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 14px;
  border-radius:var(--r-md);
  background:var(--accent);
  color:#fff;font-size:13.5px;font-weight:600;
}
.entry-btn:hover{background:var(--accent-dark);color:#fff}
.mask{
  position:fixed;inset:0;
  background:rgba(21,37,34,.5);
  opacity:0;
  transition:opacity .25s ease;
  z-index:75;
}
.mask.is-open{opacity:1}
.drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:290px;
  max-width:86vw;
  background:var(--primary-dark);
  color:#F5F0E6;
  padding:22px 20px 28px;
  transform:translateX(102%);
  transition:transform .28s ease;
  z-index:80;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid rgba(245,240,230,.16)}
.drawer-head .brand-text{font-size:15px}
.drawer-close{
  width:34px;height:34px;
  display:flex;align-items:center;justify-content:center;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.1);
  font-size:20px;line-height:1;
}
.drawer-close:hover{background:rgba(255,255,255,.2)}
.drawer .nav{margin-top:22px}
.drawer .btn-accent{margin-top:28px}

/* ---------- Main ---------- */
.main{
  margin-left:var(--shell);
  min-height:100vh;
  padding-bottom:0;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 48px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:var(--muted);
  padding:36px 0 0;
}
.breadcrumb a{color:var(--primary)}
.breadcrumb a:hover{text-decoration:underline;text-underline-offset:3px}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--ink);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- Article head ---------- */
.article-head{
  max-width:880px;
  padding:22px 0 0;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-sm);
  background:var(--primary-light);
  color:var(--primary-dark);
  font-size:12.5px;
  font-weight:500;
  letter-spacing:.02em;
}
.article-head h1{
  font-size:clamp(30px,3.4vw,42px);
  line-height:1.34;
  margin:18px 0 20px;
  letter-spacing:-.01em;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px 22px;
  font-size:14px;
  color:var(--muted);
  padding-bottom:26px;
  border-bottom:1px solid var(--line);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}

/* ---------- Layout ---------- */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 288px;
  gap:56px;
  padding:44px 0 0;
  align-items:start;
}

/* ---------- Prose ---------- */
.article-content{
  max-width:820px;
  font-size:16px;
  line-height:1.85;
  color:#2A332F;
}
.article-content > *:first-child{margin-top:0}
.article-content h2{
  font-size:29px;
  margin:48px 0 16px;
  padding-left:14px;
  border-left:3px solid var(--primary);
  line-height:1.4;
}
.article-content h3{
  font-size:21px;
  margin:34px 0 12px;
  color:var(--primary-dark);
}
.article-content h4{
  font-size:18px;
  margin:26px 0 10px;
  color:var(--primary-dark);
}
.article-content p{margin:0 0 1em}
.article-content a{
  color:var(--primary);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.article-content a:hover{color:var(--primary-dark);text-decoration-thickness:2px}
.article-content strong{font-weight:600;color:var(--ink)}
.article-content ul,.article-content ol{margin:0 0 1.1em;padding-left:22px}
.article-content ul li{list-style:disc;margin:6px 0}
.article-content ol li{list-style:decimal;margin:6px 0}
.article-content li::marker{color:var(--primary)}
.article-content blockquote{
  margin:26px 0;
  padding:16px 24px;
  background:var(--surface);
  border-left:3px solid var(--accent);
  border-radius:0 var(--r-md) var(--r-md) 0;
  font-family:var(--serif);
  font-size:16.5px;
  color:#3A453F;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:var(--r-lg);margin:26px 0;height:auto}
.article-content figure{margin:26px 0}
.article-content figcaption{
  font-size:13.5px;
  color:var(--muted);
  text-align:center;
  margin-top:10px;
  line-height:1.7;
}
.article-content hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-content table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:15px;
  display:block;
  overflow-x:auto;
  white-space:nowrap;
}
.article-content th,.article-content td{
  border:1px solid var(--line);
  padding:10px 16px;
  text-align:left;
  white-space:normal;
  min-width:120px;
}
.article-content th{background:var(--surface);font-weight:600}
.article-content pre{
  background:var(--primary-dark);
  color:#E6F0EB;
  padding:18px 20px;
  border-radius:var(--r-lg);
  overflow-x:auto;
  font-size:13.5px;
  line-height:1.75;
  margin:24px 0;
}
.article-content code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.9em;
  background:var(--surface);
  color:var(--primary-dark);
  padding:2px 6px;
  border-radius:var(--r-sm);
}
.article-content pre code{background:none;color:inherit;padding:0}

/* ---------- Sidebar ---------- */
.article-side{position:sticky;top:28px;display:flex;flex-direction:column;gap:24px}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--shadow-soft);
}
.side-title{
  font-size:15px;
  font-family:var(--sans);
  font-weight:600;
  letter-spacing:.04em;
  color:var(--primary-dark);
  margin:0 0 14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.side-title::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--accent)}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list li a{
  display:block;
  padding:7px 0 7px 12px;
  font-size:14px;
  line-height:1.6;
  color:var(--muted);
  border-left:2px solid var(--line);
  transition:color .2s ease,border-color .2s ease;
}
.toc-list li a:hover{color:var(--primary);border-left-color:var(--primary)}
.toc-empty{font-size:13.5px;color:var(--muted);line-height:1.7}
.side-note{
  font-size:13.5px;
  line-height:1.75;
  color:var(--muted);
  margin:0 0 14px;
}
.side-links{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.side-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:14px;
  color:var(--primary);
  padding:9px 12px;
  border-radius:var(--r-md);
  background:var(--bg);
  transition:background-color .2s ease,color .2s ease;
}
.side-links a::after{content:"›";font-size:16px;color:var(--accent)}
.side-links a:hover{background:var(--primary-light);color:var(--primary-dark)}

/* ---------- Empty state ---------- */
.empty-state{
  border:1px dashed var(--line);
  border-radius:var(--r-lg);
  background:var(--card);
  padding:48px 28px;
  text-align:center;
}
.empty-state .empty-mark{
  width:52px;height:52px;
  margin:0 auto 16px;
  border-radius:12px;
  background:var(--primary-light);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:22px;font-weight:700;
}
.empty-state h2{
  border:0;padding:0;margin:0 0 10px;
  font-size:22px;
}
.empty-state p{color:var(--muted);font-size:15px;margin:0 0 22px}

/* ---------- Related & CTA ---------- */
.section{padding:64px 0 0}
.section-head{margin-bottom:28px}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.2em;
  color:var(--accent);
  margin-bottom:10px;
}
.section-head h2{
  font-size:30px;
  margin:0;
  letter-spacing:-.01em;
}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.related-card{
  display:grid;
  grid-template-columns:120px minmax(0,1fr);
  gap:16px;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:14px;
  color:inherit;
  box-shadow:var(--shadow-soft);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.related-card:hover{
  transform:translateY(-2px);
  border-color:var(--primary-light);
  box-shadow:var(--shadow);
  color:inherit;
}
.related-card img{
  width:120px;height:96px;
  object-fit:cover;
  border-radius:var(--r-md);
  transition:transform .3s ease;
}
.related-card:hover img{transform:scale(1.03)}
.related-card h3{font-size:17px;margin:0 0 6px;line-height:1.5}
.related-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-meta{display:block;font-size:12.5px;color:var(--accent);margin-bottom:4px;letter-spacing:.04em}

.article-cta{
  margin-top:64px;
  background:var(--primary-dark);
  background-image:radial-gradient(circle at 88% 12%,rgba(192,139,62,.22),transparent 58%);
  color:#F2EDE2;
  border-radius:var(--r-xl);
  padding:44px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.article-cta h2{color:#fff;font-size:26px;margin:0 0 10px}
.article-cta p{margin:0;color:rgba(242,237,226,.75);font-size:15px;max-width:520px}
.article-cta .cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.article-cta .btn-primary{background:var(--accent)}
.article-cta .btn-primary:hover{background:var(--accent-dark)}
.article-cta .btn-outline{border-color:rgba(245,240,230,.5);color:#F2EDE2}
.article-cta .btn-outline:hover{background:rgba(255,255,255,.12);color:#fff}

.back-row{padding:36px 0 0}

/* ---------- Footer ---------- */
.footer{
  margin-top:80px;
  background:var(--primary-dark);
  color:#F2EDE2;
  padding:64px 0 28px;
}
.footer .wrap{max-width:1200px;margin:0 auto;padding:0 48px}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer .brand{border-bottom:0;padding:0;margin-bottom:16px}
.footer-desc{
  font-size:13.5px;
  line-height:1.8;
  color:rgba(242,237,226,.66);
  margin:0;
  max-width:280px;
}
.footer h3{
  font-family:var(--sans);
  font-size:14px;
  font-weight:600;
  letter-spacing:.06em;
  color:#fff;
  margin:0 0 16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  font-size:14px;
  color:rgba(242,237,226,.72);
  border-bottom:1px solid transparent;
  width:fit-content;
  transition:color .2s ease,border-color .2s ease;
}
.footer-links a:hover{color:var(--ochre);border-bottom-color:var(--ochre)}
.footer-info{font-size:13.5px;line-height:1.8;color:rgba(242,237,226,.72)}
.footer-info strong{display:block;color:#fff;font-weight:600;font-size:13px;letter-spacing:.04em}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(242,237,226,.16);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(242,237,226,.58);
}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  :root{--shell:232px}
  .container{padding:0 40px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap;gap:20px}
  .article-side .side-card{flex:1 1 300px}
  .footer .wrap{padding:0 40px}
}
@media (max-width:1023px){
  .shell{display:none}
  .mobile-bar{display:flex}
  .main{margin-left:0;padding-top:64px}
  .container{padding:0 28px}
  .breadcrumb{padding-top:24px}
  .article-head h1{font-size:32px}
  .article-cta{padding:36px 28px}
  .footer{padding:52px 0 24px;margin-top:64px}
  .footer .wrap{padding:0 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding-top:48px}
  .article-layout{padding-top:32px}
  .article-content h2{font-size:24px;margin-top:40px}
  .article-content h3{font-size:19px}
  .related-grid{grid-template-columns:1fr}
  .article-cta{margin-top:48px}
  .article-cta .cta-actions{width:100%}
  .article-cta .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer .wrap{padding:0 20px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .article-head h1{font-size:28px}
  .breadcrumb{font-size:13px}
  .article-meta{gap:6px 14px;font-size:13px}
  .related-card{grid-template-columns:96px minmax(0,1fr);gap:12px}
  .related-card img{width:96px;height:84px}
  .article-cta{padding:30px 20px;border-radius:var(--r-lg)}
  .article-cta h2{font-size:22px}
  .article-side{flex-direction:column}
  .footer-desc{max-width:none}
}

/* roulang page: category1 */
:root{
  --primary:#1F5C57;
  --primary-dark:#153F3B;
  --primary-light:#DDE9E4;
  --secondary:#B56A45;
  --secondary-dark:#9C5837;
  --accent:#C08B3E;
  --bg:#F5F0E6;
  --surface:#FFFDF8;
  --surface-2:#ECE5D7;
  --text:#1D2522;
  --muted:#66716B;
  --line:#D8D0C1;
  --success:#4C7A5A;
  --warning:#A66B2B;
  --danger:#A64B42;
  --radius-tag:4px;
  --radius-btn:8px;
  --radius-card:12px;
  --radius-hero:16px;
  --shadow:0 1px 0 rgba(29,37,34,.04),0 12px 32px rgba(29,37,34,.07);
  --shell:252px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;}
a:hover{color:var(--primary-dark);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible{outline:3px solid rgba(31,92,87,.35);outline-offset:2px;}
body.no-scroll{overflow:hidden;}

/* 壳体：桌面左侧导航 */
.shell{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--shell);
  background:var(--primary-dark);
  color:#F7F3E9;
  padding:28px 20px 24px;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
  z-index:60;
}
.brand{display:flex;align-items:center;gap:10px;color:#F7F3E9;text-decoration:none;}
.brand:hover{color:#fff;}
.brand-seal{
  flex:0 0 auto;
  width:42px;height:42px;
  border-radius:8px;
  background:var(--surface);
  color:var(--primary-dark);
  display:grid;place-items:center;
  font-family:var(--sans);
  font-size:14px;
  font-weight:700;
  letter-spacing:.5px;
}
.brand-text{
  display:block;
  font-family:var(--serif);
  font-size:15px;
  font-weight:600;
  line-height:1.25;
  letter-spacing:.2px;
}
.brand-text small{
  display:block;
  font-family:var(--sans);
  font-size:11px;
  font-weight:400;
  color:rgba(247,243,233,.6);
  letter-spacing:.3px;
  margin-top:3px;
}
.nav{margin-top:34px;display:flex;flex-direction:column;gap:4px;}
.nav-label{
  font-size:11.5px;
  letter-spacing:2px;
  color:rgba(247,243,233,.4);
  padding:0 14px;
  margin-bottom:8px;
}
.nav-link{
  position:relative;
  display:block;
  padding:0 14px;
  line-height:44px;
  border-radius:8px;
  font-size:15px;
  color:rgba(247,243,233,.8);
  transition:background .18s,color .18s;
}
.nav-link::before{
  content:"";
  position:absolute;
  left:0;top:11px;bottom:11px;
  width:4px;
  border-radius:2px;
  background:transparent;
  transition:background .18s;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;}
.nav-link.is-active{background:rgba(255,255,255,.12);color:#fff;font-weight:600;}
.nav-link.is-active::before{background:var(--secondary);}
.shell-cta{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:44px;
  border-radius:var(--radius-btn);
  background:var(--secondary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  transition:background .18s;
}
.shell-cta:hover{background:var(--secondary-dark);color:#fff;}
.shell-note{
  margin-top:14px;
  font-size:12px;
  line-height:1.7;
  color:rgba(247,243,233,.48);
}

/* 主内容区 */
.main{
  margin-left:var(--shell);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.wrap{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 40px;
}

/* 移动端顶栏与抽屉 */
.mobile-topbar{
  display:none;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  height:64px;
  padding:0 16px;
  background:var(--primary-dark);
  position:sticky;
  top:0;
  z-index:65;
  box-shadow:0 2px 14px rgba(21,63,59,.22);
}
.mobile-topbar .brand-text{font-size:14px;}
.mobile-topbar .brand-seal{width:34px;height:34px;font-size:12px;border-radius:7px;}
.burger{
  width:40px;height:40px;
  display:grid;place-items:center;
  background:transparent;
  border:1px solid rgba(247,243,233,.28);
  border-radius:8px;
  cursor:pointer;
  padding:0;
}
.burger span{position:relative;display:block;width:18px;height:2px;background:#F7F3E9;border-radius:2px;}
.burger span::before,
.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;
  background:#F7F3E9;border-radius:2px;
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
.topbar-entry{
  font-size:13px;
  color:#F7F3E9;
  border:1px solid rgba(247,243,233,.3);
  border-radius:8px;
  padding:7px 12px;
  transition:background .18s;
}
.topbar-entry:hover{background:rgba(255,255,255,.12);color:#fff;}
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(21,63,59,.52);
  opacity:0;visibility:hidden;
  transition:opacity .26s,visibility .26s;
  z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:290px;
  background:var(--primary-dark);
  padding:22px 20px;
  display:flex;
  flex-direction:column;
  transform:translateX(100%);
  transition:transform .28s ease;
  z-index:80;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-close{
  width:36px;height:36px;
  border-radius:8px;
  border:1px solid rgba(247,243,233,.28);
  background:transparent;
  color:#F7F3E9;
  font-size:20px;
  line-height:1;
  cursor:pointer;
}
.drawer-close:hover{background:rgba(255,255,255,.1);}

/* Hero */
.hero{
  position:relative;
  overflow:hidden;
  padding:64px 0 68px;
  min-height:380px;
  display:flex;
  align-items:center;
  background:var(--primary-dark);
}
.hero-img{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(21,63,59,.46);
}
.hero-inner{position:relative;z-index:2;}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(247,243,233,.72);
  margin-bottom:22px;
}
.crumb a{color:#F7F3E9;border-bottom:1px solid transparent;padding-bottom:1px;transition:border-color .18s;}
.crumb a:hover{border-bottom-color:var(--accent);}
.crumb .sep{opacity:.55;}
.crumb-current{color:rgba(247,243,233,.9);}
.hero-tag{
  display:inline-block;
  padding:5px 12px;
  border-radius:var(--radius-tag);
  background:var(--accent);
  color:#22301F;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.6px;
}
.hero h1{
  font-family:var(--serif);
  font-size:clamp(32px,4.1vw,50px);
  line-height:1.22;
  font-weight:600;
  letter-spacing:.4px;
  color:#FCF9F1;
  margin:16px 0 18px;
  max-width:18em;
}
.hero-lead{
  max-width:740px;
  font-size:16.5px;
  line-height:1.85;
  color:rgba(247,243,233,.9);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin-top:32px;
  font-size:14px;
  color:rgba(247,243,233,.82);
}
.hero-meta li{position:relative;padding-left:16px;}
.hero-meta li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--accent);
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background .18s,border-color .18s,color .18s,transform .12s;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary);}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);}
.btn-ghost{background:transparent;border-color:rgba(247,243,233,.55);color:#F7F3E9;}
.btn-ghost:hover{background:rgba(247,243,233,.14);border-color:#F7F3E9;color:#fff;}
.hero .btn-primary{background:var(--secondary);color:#fff;}
.hero .btn-primary:hover{background:var(--secondary-dark);}
.btn:disabled{opacity:.5;cursor:not-allowed;}

/* 区块 */
.section{padding:72px 0 0;}
.section-head{max-width:780px;margin-bottom:38px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:600;
  letter-spacing:1.4px;
  color:var(--secondary);
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--secondary);}
.section-head h2{
  font-family:var(--serif);
  font-size:clamp(26px,3vw,33px);
  line-height:1.34;
  font-weight:600;
  color:var(--text);
  margin-bottom:14px;
}
.section-head p{font-size:15.5px;line-height:1.85;color:var(--muted);}

/* 栏目说明 2×2 */
.info-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.info-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px 26px;
  transition:transform .2s,border-color .2s,box-shadow .2s;
}
.info-card:hover{transform:translateY(-2px);border-color:var(--primary-light);box-shadow:var(--shadow);}
.info-index{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:34px;
  height:26px;
  padding:0 8px;
  border-radius:var(--radius-tag);
  background:var(--primary-light);
  color:var(--primary);
  font-family:var(--serif);
  font-size:13px;
  font-weight:600;
  letter-spacing:1px;
  margin-bottom:16px;
}
.info-card h3{
  font-family:var(--serif);
  font-size:20px;
  font-weight:600;
  line-height:1.45;
  margin-bottom:10px;
}
.info-card p{font-size:15px;line-height:1.85;color:var(--muted);}

/* 重点条目双列错落卡 */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:26px 28px;
  align-items:start;
}
.feature-grid > *:nth-child(even){margin-top:42px;}
.feature-card{
  display:block;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  color:inherit;
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
.feature-card:hover{transform:translateY(-2px);border-color:var(--primary-light);box-shadow:var(--shadow);color:inherit;}
.feature-figure{
  margin:0;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--surface-2);
}
.feature-figure img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .42s ease;
}
.feature-card:hover .feature-figure img{transform:scale(1.03);}
.feature-body{padding:24px 24px 26px;}
.tag{
  display:inline-block;
  padding:4px 10px;
  border-radius:var(--radius-tag);
  background:var(--primary-light);
  color:var(--primary);
  font-size:12.5px;
  font-weight:500;
  letter-spacing:.3px;
}
.feature-body h3{
  font-family:var(--serif);
  font-size:20px;
  font-weight:600;
  line-height:1.5;
  margin:14px 0 10px;
}
.feature-body p{font-size:14.5px;line-height:1.8;color:var(--muted);}
.feature-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:16px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
}
.feature-more::after{content:"→";transition:transform .18s;}
.feature-card:hover .feature-more::after{transform:translateX(3px);}

/* FAQ */
.faq{max-width:920px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);transition:background .2s;}
.faq-item.is-open{background:var(--surface);border-radius:10px;box-shadow:var(--shadow);border-bottom-color:transparent;}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:62px;
  padding:14px 18px;
  background:none;
  border:0;
  text-align:left;
  font-size:17px;
  font-weight:600;
  line-height:1.55;
  color:var(--text);
  cursor:pointer;
  transition:color .18s;
}
.faq-q:hover{color:var(--primary);}
.faq-icon{position:relative;flex:0 0 auto;width:22px;height:22px;}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--primary);
  border-radius:2px;
  transition:transform .2s,opacity .2s;
}
.faq-icon::before{left:3px;right:3px;top:10px;height:2px;}
.faq-icon::after{top:3px;bottom:3px;left:10px;width:2px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 18px 22px;font-size:15px;line-height:1.85;color:var(--muted);}

/* CTA 区块 */
.cta-band{
  background:var(--primary-dark);
  border-radius:var(--radius-hero);
  color:#F7F3E9;
  padding:48px 44px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:44px;
  align-items:center;
}
.cta-band h2{
  font-family:var(--serif);
  font-size:clamp(24px,2.6vw,30px);
  line-height:1.4;
  font-weight:600;
  margin-bottom:14px;
}
.cta-band .cta-copy p{font-size:15px;line-height:1.85;color:rgba(247,243,233,.78);}
.cta-form label{
  display:block;
  font-size:14px;
  margin-bottom:8px;
  color:rgba(247,243,233,.85);
}
.form-row{display:flex;gap:12px;}
.form-row input{
  flex:1 1 auto;
  height:48px;
  padding:0 16px;
  border-radius:var(--radius-btn);
  border:1px solid rgba(247,243,233,.35);
  background:rgba(247,243,233,.08);
  color:#F7F3E9;
  font-size:15px;
  font-family:var(--sans);
  transition:border-color .18s,box-shadow .18s;
}
.form-row input::placeholder{color:rgba(247,243,233,.48);}
.form-row input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(192,139,62,.3);outline:none;}
.form-note{margin-top:12px;font-size:12.5px;line-height:1.7;color:rgba(247,243,233,.52);}
.cta-back{margin-top:26px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;}
.link-back{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14.5px;
  font-weight:600;
  color:var(--primary);
  border-bottom:1px solid transparent;
  transition:border-color .18s,color .18s;
}
.link-back:hover{border-bottom-color:var(--primary);color:var(--primary-dark);}
.link-back::before{content:"←";}

/* 页脚 */
.footer{
  margin-top:72px;
  background:var(--primary-dark);
  color:rgba(247,243,233,.82);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer .brand-seal{background:rgba(247,243,233,.94);color:var(--primary-dark);}
.footer-desc{
  margin-top:16px;
  max-width:320px;
  font-size:14px;
  line-height:1.85;
  color:rgba(247,243,233,.66);
}
.footer h3{
  font-size:14px;
  font-weight:600;
  letter-spacing:1px;
  color:#F7F3E9;
  margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  width:fit-content;
  font-size:14px;
  color:rgba(247,243,233,.72);
  border-bottom:1px solid transparent;
  transition:color .18s,border-color .18s;
}
.footer-links a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.footer-info{font-size:14px;line-height:1.85;color:rgba(247,243,233,.7);}
.footer-info strong{display:block;font-size:13.5px;font-weight:600;color:#F7F3E9;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:14px;
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(247,243,233,.16);
  font-size:13px;
  color:rgba(247,243,233,.55);
}

/* 响应式 */
@media (max-width:1199px){
  .wrap{padding:0 40px;}
  .cta-band{padding:44px 34px;gap:34px;}
}
@media (max-width:1023px){
  .shell{display:none;}
  .main{margin-left:0;}
  .mobile-topbar{display:flex;}
  .wrap{padding:0 28px;}
  .hero{padding:52px 0 56px;min-height:320px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  .wrap{padding:0 20px;}
  .hero{padding:42px 0 46px;}
  .hero h1{font-size:32px;line-height:1.28;}
  .hero-lead{font-size:15.5px;}
  .section{padding:48px 0 0;}
  .section-head{margin-bottom:28px;}
  .info-grid{grid-template-columns:1fr;gap:16px;}
  .feature-grid{grid-template-columns:1fr;gap:20px;}
  .feature-grid > *:nth-child(even){margin-top:0;}
  .cta-band{grid-template-columns:1fr;padding:34px 24px;gap:28px;}
  .faq-q{font-size:16px;padding:14px 14px;}
  .faq-a-inner{padding:0 14px 20px;}
  .footer{margin-top:52px;padding:50px 0 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-bottom{margin-top:34px;}
}
@media (max-width:519px){
  .wrap{padding:0 16px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .btn{width:100%;}
  .hero-actions .btn{width:100%;}
  .form-row{flex-direction:column;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .drawer{width:288px;}
}

/* roulang page: category2 */
:root{
  --color-primary:#1F5C57;
  --color-primary-deep:#153F3B;
  --color-primary-soft:#DDE9E4;
  --color-accent:#B56A45;
  --color-ochre:#C08B3E;
  --bg:#F5F0E6;
  --surface:#FFFDF8;
  --surface-2:#ECE5D7;
  --ink:#1D2522;
  --muted:#66716B;
  --line:#D8D0C1;
  --success:#4C7A5A;
  --warn:#A66B2B;
  --error:#A64B42;
  --radius-tag:4px;
  --radius-btn:8px;
  --radius-card:12px;
  --radius-hero:16px;
  --shadow:0 1px 0 rgba(29,37,34,.04),0 12px 32px rgba(29,37,34,.07);
  --shadow-soft:0 1px 0 rgba(29,37,34,.03),0 4px 14px rgba(29,37,34,.05);
  --shell-w:252px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","Source Han 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:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;margin:0;line-height:1.35;letter-spacing:.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--color-primary);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--color-accent);}
img{max-width:100%;display:block;height:auto;}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:3px solid rgba(31,92,87,.35);outline-offset:2px;border-radius:4px;}

/* ---------- 侧边导航壳体 ---------- */
.shell{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--shell-w);
  background:var(--color-primary-deep);
  color:#EFE9DC;
  display:flex;
  flex-direction:column;
  padding:32px 20px 24px;
  z-index:60;
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:12px;color:#F7F3E9;text-decoration:none;}
.brand-seal{
  width:44px;height:44px;flex:0 0 44px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(239,233,220,.55);
  border-radius:6px;
  font-family:var(--serif);
  font-size:14px;font-weight:600;letter-spacing:.06em;
  background:rgba(255,255,255,.06);
}
.brand-text{display:flex;flex-direction:column;font-size:15px;font-weight:600;line-height:1.4;letter-spacing:.01em;}
.brand-text small{font-family:var(--sans);font-size:11px;font-weight:400;color:rgba(239,233,220,.66);letter-spacing:.12em;margin-top:4px;}
.shell-divider{height:1px;background:rgba(239,233,220,.16);margin:24px 0 20px;}
.nav{display:flex;flex-direction:column;gap:4px;}
.nav-label{
  font-size:11px;letter-spacing:.2em;color:rgba(239,233,220,.5);
  padding-left:14px;margin-bottom:10px;
}
.nav-link{
  position:relative;
  display:block;
  padding:10px 12px 10px 16px;
  font-size:15px;
  line-height:1.5;
  color:rgba(239,233,220,.82);
  border-radius:6px;
  transition:background .2s ease,color .2s ease;
}
.nav-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:0;border-radius:2px;background:var(--color-accent);
  transition:height .2s ease;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;}
.nav-link.is-active{
  background:rgba(255,255,255,.1);
  color:#FFFFFF;
  font-weight:600;
}
.nav-link.is-active::before{height:22px;}
.shell-foot{margin-top:auto;padding-top:24px;}
.shell-cta{
  display:block;text-align:center;
  padding:12px 16px;
  border-radius:var(--radius-btn);
  background:var(--color-accent);
  color:#FFF8EE;
  font-size:14px;font-weight:600;
  transition:background .2s ease,transform .15s ease;
}
.shell-cta:hover{background:#9C5738;color:#FFF8EE;}
.shell-cta:active{transform:translateY(1px);}
.shell-note{font-size:11px;line-height:1.7;color:rgba(239,233,220,.5);margin-top:14px;}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-topbar{
  display:none;
  position:sticky;top:0;z-index:70;
  height:64px;
  align-items:center;justify-content:space-between;
  padding:0 16px;
  background:var(--color-primary-deep);
  color:#EFE9DC;
  border-bottom:1px solid rgba(239,233,220,.14);
}
.icon-btn{
  width:42px;height:42px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(239,233,220,.2);
  border-radius:8px;
  color:#F7F3E9;
  transition:background .2s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.16);}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}
.mobile-brand{display:flex;align-items:center;gap:10px;color:#F7F3E9;}
.mobile-brand .brand-seal{width:34px;height:34px;flex:0 0 34px;font-size:12px;border-radius:5px;}
.mobile-brand span{font-size:14px;font-weight:600;}
.drawer-overlay{
  position:fixed;inset:0;z-index:80;
  background:rgba(21,63,59,.5);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:288px;max-width:84vw;
  background:var(--color-primary-deep);
  color:#EFE9DC;
  padding:24px 20px;
  transform:translateX(100%);
  transition:transform .28s cubic-bezier(.3,.8,.4,1);
  display:flex;flex-direction:column;
  overflow-y:auto;
}
body.drawer-open .drawer{transform:translateX(0);}
body.drawer-open .drawer-overlay{opacity:1;visibility:visible;}
body.drawer-open{overflow:hidden;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-title{font-size:12px;letter-spacing:.2em;color:rgba(239,233,220,.6);}

/* ---------- 主区域 ---------- */
.main{margin-left:var(--shell-w);min-height:100vh;}
.wrap{max-width:1200px;margin:0 auto;padding:0 48px;}
.context-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--muted);
  padding:28px 0 0;
}
.context-bar a{color:var(--color-primary);}
.context-bar a:hover{text-decoration:underline;}
.context-bar .sep{color:var(--line);}
.context-bar .current{color:var(--ink);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  margin-top:24px;
  border-radius:var(--radius-hero);
  overflow:hidden;
  background:var(--color-primary-deep);
  min-height:360px;
  display:flex;align-items:flex-end;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(21,63,59,.88) 0%,rgba(21,63,59,.72) 52%,rgba(21,63,59,.38) 100%);
}
.hero-inner{position:relative;z-index:2;padding:56px 48px;max-width:760px;color:#F8F4EA;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;border-radius:var(--radius-tag);
  background:rgba(255,255,255,.14);
  font-size:12px;letter-spacing:.14em;color:#F3EEE2;
  margin-bottom:20px;
}
.hero h1{
  font-size:44px;line-height:1.24;letter-spacing:.01em;color:#FFFFFF;
  margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:#E8C79A;font-family:var(--sans);font-size:.6em;display:block;margin-top:10px;letter-spacing:.04em;font-weight:500;}
.hero p{font-size:16px;line-height:1.85;color:rgba(248,244,234,.9);max-width:660px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;
  height:28px;padding:0 12px;border-radius:var(--radius-tag);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
  font-size:12px;color:#F3EEE2;
}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-kicker{
  display:inline-block;font-size:12px;letter-spacing:.2em;color:var(--color-accent);
  margin-bottom:14px;
}
.section h2{font-size:32px;color:var(--color-primary-deep);margin-bottom:16px;}
.section-desc{font-size:16px;color:var(--muted);line-height:1.85;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--color-primary) 0%,rgba(31,92,87,.25) 100%);
  border-radius:2px;
}
.tl-item{position:relative;padding-bottom:32px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:-34px;top:9px;
  width:18px;height:18px;border-radius:50%;
  background:var(--surface);
  border:3px solid var(--color-accent);
  box-shadow:0 0 0 4px rgba(181,106,69,.12);
}
.tl-item:nth-child(odd) .tl-dot{border-color:var(--color-primary);box-shadow:0 0 0 4px rgba(31,92,87,.12);}
.tl-body{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px 26px;
  box-shadow:var(--shadow-soft);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.tl-body:hover{transform:translateY(-2px);border-color:var(--color-primary-soft);box-shadow:var(--shadow);}
.tl-body h3{font-size:20px;color:var(--color-primary-deep);margin:12px 0 10px;}
.tl-body p{font-size:15px;color:var(--muted);line-height:1.8;}
.tl-meta{display:block;margin-top:14px;font-size:13px;color:#8B948E;letter-spacing:.02em;}
.tag{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;border-radius:var(--radius-tag);
  background:var(--color-primary-soft);
  color:var(--color-primary);
  font-size:12px;font-weight:500;letter-spacing:.02em;
}
.tag.is-warm{background:#F3E4D9;color:var(--color-accent);}

/* ---------- 交错说明卡 ---------- */
.alt-grid{display:flex;flex-direction:column;gap:28px;}
.alt-card{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.alt-card:hover{transform:translateY(-2px);border-color:var(--color-primary-soft);box-shadow:var(--shadow);}
.alt-card.is-reverse .alt-media{order:2;}
.alt-media{position:relative;min-height:260px;overflow:hidden;}
.alt-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.alt-card:hover .alt-media img{transform:scale(1.03);}
.alt-text{padding:36px 40px;display:flex;flex-direction:column;justify-content:center;}
.alt-text h3{font-size:22px;color:var(--color-primary-deep);margin:12px 0 14px;}
.alt-text p{font-size:15px;color:var(--muted);line-height:1.85;}
.alt-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.alt-list li{
  position:relative;padding-left:20px;
  font-size:14px;color:#4C5751;line-height:1.75;
}
.alt-list li::before{
  content:"";position:absolute;left:0;top:10px;
  width:7px;height:7px;border-radius:2px;
  background:var(--color-ochre);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:60px;padding:16px 4px;
  font-size:17px;font-weight:600;color:var(--color-primary-deep);
  cursor:pointer;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--color-accent);}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  color:var(--color-primary);
  font-size:16px;line-height:1;font-family:var(--sans);
  transition:transform .25s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--color-primary);color:#fff;border-color:var(--color-primary);}
.faq-answer{padding:4px 4px 22px;background:transparent;}
.faq-answer p{font-size:15px;line-height:1.85;color:var(--muted);max-width:760px;}

/* ---------- CTA ---------- */
.cta-panel{
  background:var(--color-primary-deep);
  border-radius:var(--radius-hero);
  padding:56px 48px;
  color:#F5F0E6;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:280px;height:280px;
  border:1px solid rgba(239,233,220,.16);border-radius:50%;
}
.cta-panel h2{font-size:30px;color:#FFFFFF;margin-bottom:14px;}
.cta-panel p{font-size:15px;line-height:1.85;color:rgba(245,240,230,.82);max-width:440px;}
.cta-form{position:relative;z-index:2;}
.form-row{display:flex;gap:12px;}
.form-row input{
  flex:1;height:48px;padding:0 16px;
  border-radius:var(--radius-btn);
  border:1px solid rgba(239,233,220,.3);
  background:rgba(255,255,255,.08);
  color:#FFFDF8;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-row input::placeholder{color:rgba(245,240,230,.5);}
.form-row input:focus{
  outline:none;border-color:#E8C79A;background:rgba(255,255,255,.14);
  box-shadow:0 0 0 4px rgba(232,199,154,.2);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 24px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .12s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--color-accent);color:#FFF8EE;}
.btn-primary:hover{background:#9C5738;color:#FFF8EE;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--color-primary);border-color:var(--color-primary);}
.btn-ghost:hover{background:var(--color-primary);color:#FFFDF8;}
.btn-ghost:active{transform:translateY(1px);}
.btn-light{background:#FFFDF8;color:var(--color-primary-deep);}
.btn-light:hover{background:#F0E9DA;color:var(--color-primary-deep);}
.btn:disabled,.btn[disabled]{opacity:.55;cursor:not-allowed;}
.form-note{font-size:12.5px;color:rgba(245,240,230,.6);margin-top:14px;line-height:1.7;}
.form-msg{
  margin-top:14px;font-size:13.5px;line-height:1.7;
  padding:10px 14px;border-radius:var(--radius-btn);
  display:none;
}
.form-msg.is-show{display:block;}
.form-msg.is-ok{background:rgba(76,122,90,.24);color:#D6EBDB;border:1px solid rgba(76,122,90,.5);}
.form-msg.is-err{background:rgba(166,75,66,.22);color:#F3D6D2;border:1px solid rgba(166,75,66,.5);}
.cta-back{margin-top:27px;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.footer{
  background:var(--color-primary-deep);
  color:#EFE9DC;
  padding:64px 0 28px;
  margin-top:24px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(239,233,220,.66);max-width:300px;}
.footer h3{
  font-family:var(--sans);font-size:13px;letter-spacing:.16em;
  color:rgba(239,233,220,.5);margin-bottom:16px;font-weight:500;
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  font-size:14px;color:rgba(239,233,220,.84);
  border-bottom:1px solid transparent;padding-bottom:1px;width:fit-content;
  transition:color .2s ease,border-color .2s ease;
}
.footer-links a:hover{color:var(--color-accent);border-bottom-color:var(--color-accent);}
.footer-info{font-size:13.5px;line-height:1.8;color:rgba(239,233,220,.7);}
.footer-info strong{display:block;color:#F7F3E9;font-weight:600;font-size:13.5px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(239,233,220,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:rgba(239,233,220,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--shell-w:232px;}
  .wrap{padding:0 40px;}
  .hero h1{font-size:38px;}
  .hero-inner{padding:48px 40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:1023px){
  .shell{display:none;}
  .main{margin-left:0;}
  .mobile-topbar{display:flex;}
  .wrap{padding:0 28px;}
  .hero{margin-top:20px;min-height:320px;}
  .hero h1{font-size:34px;}
  .hero-inner{padding:40px 32px;}
  .section{padding:56px 0;}
  .section h2{font-size:27px;}
  .cta-panel{grid-template-columns:1fr;gap:32px;padding:44px 32px;}
  .alt-card{grid-template-columns:1fr;}
  .alt-card.is-reverse .alt-media{order:0;}
  .alt-media{min-height:220px;}
  .alt-text{padding:28px 28px 32px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .wrap{padding:0 20px;}
  .context-bar{padding-top:20px;font-size:13px;}
  .hero{min-height:0;border-radius:14px;}
  .hero-inner{padding:32px 24px 36px;}
  .hero h1{font-size:32px;}
  .hero p{font-size:15px;}
  .section{padding:48px 0;}
  .section h2{font-size:24px;}
  .timeline{padding-left:28px;}
  .tl-dot{left:-28px;width:14px;height:14px;border-width:3px;}
  .tl-body{padding:20px 20px;}
  .tl-body h3{font-size:18px;}
  .alt-text h3{font-size:19px;}
  .faq-item summary{font-size:16px;min-height:56px;}
  .cta-panel{padding:36px 22px;border-radius:14px;}
  .cta-panel h2{font-size:24px;}
  .form-row{flex-direction:column;}
  .form-row input,.form-row .btn{width:100%;}
  .footer{padding:48px 0 24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519px){
  .wrap{padding:0 16px;}
  .hero h1{font-size:30px;}
  .hero-tag{margin-bottom:14px;}
  .tl-body{padding:18px 16px;}
  .alt-text{padding:22px 18px 26px;}
  .brand-text{font-size:13.5px;}
  .cta-back .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --primary:#1F5C57;
  --primary-dark:#153F3B;
  --primary-light:#DDE9E4;
  --accent:#B56A45;
  --ochre:#C08B3E;
  --bg:#F5F0E6;
  --surface:#FFFDF8;
  --surface-2:#ECE5D7;
  --ink:#1D2522;
  --muted:#66716B;
  --line:#D8D0C1;
  --success:#4C7A5A;
  --warning:#A66B2B;
  --danger:#A64B42;
  --radius-sm:4px;
  --radius-md:8px;
  --radius-lg:12px;
  --radius-xl:16px;
  --shadow:0 1px 0 rgba(29,37,34,.04),0 12px 32px rgba(29,37,34,.07);
  --shadow-soft:0 1px 0 rgba(29,37,34,.04),0 4px 14px rgba(29,37,34,.05);
  --shell-w:252px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:var(--serif);
  font-weight:600;
  color:var(--ink);
  margin:0;
  line-height:1.35;
  letter-spacing:.01em;
}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
a:hover{color:var(--primary-dark);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,button,textarea,select{font:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(31,92,87,.35);outline-offset:2px;border-radius:4px;}

/* ---------- 侧栏壳体 ---------- */
.shell{
  position:fixed;
  top:0;left:0;
  width:var(--shell-w);
  height:100vh;
  background:var(--primary-dark);
  color:#EDE7DA;
  display:flex;
  flex-direction:column;
  padding:28px 20px 22px;
  z-index:60;
  border-right:1px solid rgba(255,255,255,.06);
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:#F7F2E7;
  padding:0 4px 22px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.brand:hover{color:#fff;}
.brand-seal{
  width:44px;height:44px;
  flex:0 0 44px;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent);
  color:#FFF7EC;
  font-family:var(--serif);
  font-size:15px;
  font-weight:600;
  letter-spacing:.06em;
  border-radius:6px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
}
.brand-text{
  font-family:var(--serif);
  font-size:16px;
  line-height:1.3;
  font-weight:600;
  display:flex;
  flex-direction:column;
}
.brand-text small{
  font-family:var(--sans);
  font-size:11.5px;
  font-weight:400;
  color:rgba(237,231,218,.62);
  letter-spacing:.04em;
  margin-top:3px;
}
.nav{
  display:flex;
  flex-direction:column;
  gap:2px;
  margin-top:26px;
}
.nav-label{
  font-size:11.5px;
  letter-spacing:.18em;
  color:rgba(237,231,218,.45);
  margin:0 4px 10px;
}
.nav-link{
  position:relative;
  display:block;
  padding:10px 12px 10px 16px;
  font-size:15px;
  line-height:1.5;
  color:rgba(237,231,218,.82);
  border-radius:6px;
  transition:background .18s ease,color .18s ease;
}
.nav-link::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%) scaleY(0);
  width:4px;height:20px;
  background:var(--accent);
  border-radius:2px;
  transition:transform .2s ease;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;}
.nav-link.is-active{
  background:rgba(255,255,255,.1);
  color:#fff;
  font-weight:600;
}
.nav-link.is-active::before{transform:translateY(-50%) scaleY(1);}
.shell-foot{margin-top:auto;padding-top:24px;}
.nav-cta{
  display:block;
  text-align:center;
  padding:12px 16px;
  background:var(--accent);
  color:#FFF7EC;
  border-radius:var(--radius-md);
  font-size:14px;
  font-weight:600;
  transition:background .18s ease,transform .12s ease;
}
.nav-cta:hover{background:#9F5A38;color:#FFF7EC;}
.nav-cta:active{transform:translateY(1px);}
.shell-note{
  font-size:11.5px;
  line-height:1.7;
  color:rgba(237,231,218,.5);
  margin-top:14px;
  padding:0 2px;
}

/* ---------- 移动顶栏 ---------- */
.topbar{
  display:none;
  position:sticky;
  top:0;
  z-index:70;
  height:64px;
  background:var(--primary-dark);
  color:#F7F2E7;
  align-items:center;
  gap:10px;
  padding:0 14px;
  box-shadow:0 2px 12px rgba(21,63,59,.18);
}
.burger{
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);
  border:0;
  border-radius:var(--radius-md);
  cursor:pointer;
  flex:0 0 40px;
}
.burger span{
  display:block;
  width:18px;height:2px;
  background:#F7F2E7;
  position:relative;
}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;
  width:18px;height:2px;background:#F7F2E7;
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
.topbar .brand{padding:0;border:0;flex:1;min-width:0;}
.topbar .brand-seal{width:34px;height:34px;flex:0 0 34px;font-size:12px;}
.topbar .brand-text{font-size:14px;}
.topbar .brand-text small{font-size:10.5px;}
.topbar-entry{
  flex:0 0 auto;
  font-size:12.5px;
  padding:8px 12px;
  border:1px solid rgba(255,255,255,.32);
  border-radius:var(--radius-md);
  color:#F7F2E7;
}
.topbar-entry:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(21,37,34,.5);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:80;
}
.drawer{
  position:fixed;
  top:0;right:0;
  width:290px;
  height:100vh;
  background:var(--primary-dark);
  color:#EDE7DA;
  padding:22px 18px;
  transform:translateX(100%);
  transition:transform .28s cubic-bezier(.4,0,.2,1);
  z-index:90;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
}
body.drawer-open .drawer{transform:translateX(0);}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}
body.drawer-open{overflow:hidden;}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.drawer-title{
  font-family:var(--serif);
  font-size:15px;
  color:#F7F2E7;
}
.drawer-close{
  width:36px;height:36px;
  background:rgba(255,255,255,.1);
  border:0;border-radius:var(--radius-md);
  color:#F7F2E7;font-size:18px;line-height:1;cursor:pointer;
}
.drawer-close:hover{background:rgba(255,255,255,.2);}
.drawer .nav{margin-top:18px;}

/* ---------- 页面主体 ---------- */
.page{margin-left:var(--shell-w);min-height:100vh;display:flex;flex-direction:column;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 48px;}

/* ---------- 面包屑 ---------- */
.crumbs{
  font-size:14px;
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
}
.crumbs a{color:rgba(255,255,255,.86);border-bottom:1px solid transparent;}
.crumbs a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.6);}
.crumbs .sep{opacity:.55;}
.crumbs .current{color:rgba(255,255,255,.72);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:340px;
  display:flex;
  align-items:center;
  background-image:
    linear-gradient(100deg,rgba(21,63,59,.9) 0%,rgba(21,63,59,.66) 58%,rgba(21,63,59,.46) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  color:#F7F2E7;
  padding:44px 0 46px;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:rgba(255,255,255,.14);
}
.hero-inner{max-width:820px;}
.hero h1{
  color:#FFFDF8;
  font-size:44px;
  line-height:1.28;
  margin:22px 0 18px;
}
.hero h1 em{
  font-style:normal;
  display:block;
  font-size:26px;
  color:#E9D9C6;
  font-weight:600;
  margin-top:10px;
  letter-spacing:.04em;
}
.hero-lead{
  font-size:16px;
  line-height:1.85;
  color:rgba(247,242,231,.9);
  max-width:760px;
  margin:0;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  font-size:12.5px;
  line-height:1.6;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.12);
  color:#F3EBDC;
  border:1px solid rgba(255,255,255,.16);
}

/* ---------- 板块 ---------- */
.section{padding:72px 0;}
.section.tight{padding:48px 0;}
.section-head{margin-bottom:36px;max-width:760px;}
.section-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.16em;
  color:var(--accent);
  margin-bottom:12px;
}
.section-eyebrow::before{
  content:"";
  width:22px;height:1px;
  background:var(--accent);
  display:block;
}
.section-head h2{font-size:31px;line-height:1.32;}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* ---------- 问答主体布局 ---------- */
.q-layout{
  display:grid;
  grid-template-columns:340px minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.panel{
  position:sticky;
  top:32px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  box-shadow:var(--shadow-soft);
}
.panel-badge{
  display:inline-block;
  font-size:12px;
  letter-spacing:.1em;
  color:var(--primary);
  background:var(--primary-light);
  border-radius:var(--radius-sm);
  padding:4px 10px;
  margin-bottom:14px;
}
.panel h2{
  font-size:20px;
  margin-bottom:12px;
  line-height:1.45;
}
.panel p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.panel-cover{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-md);
  margin:18px 0 16px;
  border:1px solid var(--line);
}
.toc{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);}
.toc-title{
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--muted);
  margin-bottom:10px;
}
.toc a{
  display:flex;
  align-items:baseline;
  gap:10px;
  font-size:14px;
  padding:8px 0;
  color:var(--ink);
  border-bottom:1px dashed transparent;
}
.toc a span{
  font-size:12px;
  color:var(--ochre);
  font-family:var(--serif);
  flex:0 0 auto;
}
.toc a:hover{color:var(--primary);border-bottom-color:var(--line);}
.panel-foot{
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid var(--line);
  font-size:13.5px;
  color:var(--muted);
  line-height:1.75;
}
.panel-foot a{font-weight:600;}

/* ---------- FAQ 手风琴 ---------- */
.faq-group{margin-bottom:32px;}
.faq-group-title{
  font-size:13px;
  letter-spacing:.16em;
  color:var(--accent);
  padding-bottom:12px;
  border-bottom:2px solid var(--primary);
  margin-bottom:4px;
}
.faq-item{
  border-bottom:1px solid var(--line);
  background:transparent;
  transition:background .2s ease;
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 6px 20px 0;
  font-family:var(--serif);
  font-size:18px;
  font-weight:600;
  line-height:1.55;
  color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:28px;height:28px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--primary-light);
  color:var(--primary);
  font-family:var(--sans);
  font-size:18px;
  font-weight:400;
  line-height:1;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.faq-item summary:hover{color:var(--primary);}
.faq-item summary:hover::after{background:var(--primary);color:#fff;}
.faq-item[open] summary{color:var(--primary-dark);}
.faq-item[open] summary::after{
  content:"−";
  background:var(--primary);
  color:#fff;
}
.faq-answer{
  padding:0 6px 22px 0;
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
  max-width:720px;
}
.faq-answer strong{color:var(--ink);font-weight:600;}

/* ---------- 资料入口列表 ---------- */
.entry-list{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
}
.entry-row{
  display:grid;
  grid-template-columns:64px minmax(0,1fr) 26px;
  gap:18px;
  align-items:center;
  padding:18px 22px;
  border-bottom:1px solid var(--line);
  color:var(--ink);
  transition:background .18s ease,transform .18s ease;
}
.entry-row:last-child{border-bottom:0;}
.entry-row:hover{background:var(--primary-light);color:var(--ink);}
.entry-thumb{
  width:64px;height:64px;
  object-fit:cover;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
}
.entry-body h3{
  font-size:17.5px;
  margin-bottom:4px;
  line-height:1.5;
}
.entry-body p{
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
  margin:0;
}
.entry-arrow{
  font-size:18px;
  color:var(--primary);
  text-align:right;
  transition:transform .18s ease;
}
.entry-row:hover .entry-arrow{transform:translateX(4px);}

/* ---------- 核对要点 ---------- */
.checklist-panel{
  background:var(--surface-2);
  border-radius:var(--radius-xl);
  padding:44px;
  display:grid;
  grid-template-columns:320px minmax(0,1fr);
  gap:44px;
  align-items:start;
}
.checklist-panel h2{font-size:26px;line-height:1.4;margin-bottom:14px;}
.checklist-panel > div > p{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.85;
}
.checklist{display:flex;flex-direction:column;gap:2px;}
.checklist li{
  display:grid;
  grid-template-columns:38px minmax(0,1fr);
  gap:16px;
  padding:18px 0;
  border-bottom:1px solid rgba(29,37,34,.1);
}
.checklist li:last-child{border-bottom:0;}
.checklist .num{
  font-family:var(--serif);
  font-size:15px;
  color:var(--accent);
  border-left:2px solid var(--accent);
  padding-left:10px;
  line-height:1.6;
}
.checklist h3{font-size:16.5px;margin-bottom:6px;}
.checklist p{font-size:14px;color:var(--muted);line-height:1.75;margin:0;}

/* ---------- CTA ---------- */
.cta{
  background:var(--primary-dark);
  color:#F3EBDC;
  border-radius:var(--radius-xl);
  padding:48px;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,420px);
  gap:44px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta::before{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:220px;height:220px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:50%;
  pointer-events:none;
}
.cta h2{color:#FFFDF8;font-size:27px;line-height:1.4;margin-bottom:12px;}
.cta p{font-size:14.5px;line-height:1.85;color:rgba(243,235,220,.82);max-width:460px;}
.cta-form{position:relative;z-index:1;}
.form-row{display:flex;gap:10px;}
.input{
  flex:1;
  height:48px;
  padding:0 16px;
  border:1px solid rgba(255,255,255,.28);
  border-radius:var(--radius-md);
  background:rgba(255,255,255,.08);
  color:#FFFDF8;
  font-size:15px;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.input::placeholder{color:rgba(243,235,220,.55);}
.input:focus{
  outline:none;
  border-color:var(--ochre);
  background:rgba(255,255,255,.14);
  box-shadow:0 0 0 3px rgba(192,139,62,.28);
}
.input.is-error{border-color:#E0A39B;box-shadow:0 0 0 3px rgba(166,75,66,.3);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 22px;
  border-radius:var(--radius-md);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .1s ease,opacity .18s ease;
}
.btn-primary{background:var(--accent);color:#FFF7EC;}
.btn-primary:hover{background:#9F5A38;color:#FFF7EC;}
.btn-primary:active{transform:translateY(1px);}
.btn-primary:disabled{opacity:.55;cursor:not-allowed;}
.btn-ghost{
  background:transparent;
  color:var(--primary);
  border-color:var(--primary);
}
.btn-ghost:hover{background:var(--primary);color:#FFFDF8;}
.btn-ghost:active{transform:translateY(1px);}
.btn-line{
  background:transparent;
  color:#F3EBDC;
  border-color:rgba(255,255,255,.36);
}
.btn-line:hover{background:rgba(255,255,255,.12);color:#fff;}
.form-note{
  font-size:12.5px;
  line-height:1.7;
  color:rgba(243,235,220,.6);
  margin-top:12px;
}
.form-msg{
  font-size:13.5px;
  margin-top:10px;
  min-height:20px;
}
.form-msg.ok{color:#A9D3B6;}
.form-msg.err{color:#E9A9A1;}
.back-line{margin-top:28px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;}
.link-back{
  font-size:14.5px;
  color:var(--primary);
  border-bottom:1px solid rgba(31,92,87,.4);
  padding-bottom:1px;
}
.link-back:hover{border-bottom-color:var(--primary-dark);}

/* ---------- 页脚 ---------- */
.footer{
  margin-top:auto;
  background:var(--primary-dark);
  color:#EDE7DA;
  padding:60px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.13);
}
.footer .brand{padding:0 0 16px;border:0;}
.footer-desc{
  font-size:13.5px;
  line-height:1.8;
  color:rgba(237,231,218,.62);
  max-width:300px;
}
.footer h3{
  font-family:var(--sans);
  font-size:13px;
  letter-spacing:.14em;
  color:rgba(237,231,218,.55);
  font-weight:600;
  margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  font-size:14px;
  color:rgba(237,231,218,.85);
  border-bottom:1px solid transparent;
  align-self:flex-start;
  transition:color .18s ease,border-color .18s ease;
}
.footer-links a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.footer-info{
  font-size:13.5px;
  line-height:1.8;
  color:rgba(237,231,218,.68);
  display:flex;
  flex-direction:column;
}
.footer-info strong{color:rgba(237,231,218,.9);font-weight:600;font-size:13px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:22px;
  font-size:12.5px;
  color:rgba(237,231,218,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--shell-w:232px;}
  .wrap{padding:0 40px;}
  .hero h1{font-size:40px;}
  .q-layout{grid-template-columns:308px minmax(0,1fr);gap:36px;}
  .checklist-panel{padding:36px;gap:32px;grid-template-columns:280px minmax(0,1fr);}
  .cta{padding:40px;gap:32px;}
}
@media (max-width:1023px){
  .shell{display:none;}
  .topbar{display:flex;}
  .page{margin-left:0;}
  .wrap{padding:0 32px;}
  .hero{min-height:300px;padding:32px 0 38px;}
  .hero h1{font-size:34px;margin:18px 0 14px;}
  .hero h1 em{font-size:21px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:26px;}
  .q-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .panel{position:static;}
  .checklist-panel{grid-template-columns:minmax(0,1fr);padding:32px;gap:24px;}
  .cta{grid-template-columns:minmax(0,1fr);padding:34px;gap:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .wrap{padding:0 20px;}
  .hero{padding:26px 0 32px;min-height:auto;}
  .hero h1{font-size:30px;}
  .hero h1 em{font-size:19px;margin-top:8px;}
  .hero-lead{font-size:15px;line-height:1.8;}
  .hero-tags{margin-top:20px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:26px;}
  .section-head h2{font-size:23px;}
  .faq-item summary{font-size:16px;padding:17px 0;gap:14px;}
  .faq-answer{font-size:14.5px;padding-bottom:18px;}
  .entry-row{grid-template-columns:52px minmax(0,1fr);gap:14px;padding:16px 16px;}
  .entry-thumb{width:52px;height:52px;}
  .entry-arrow{display:none;}
  .entry-body h3{font-size:16px;}
  .cta{padding:26px 22px;border-radius:var(--radius-lg);}
  .cta h2{font-size:22px;}
  .checklist-panel{padding:24px 20px;border-radius:var(--radius-lg);}
  .checklist-panel h2{font-size:22px;}
  .footer{padding:44px 0 22px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px;}
}
@media (max-width:519px){
  .wrap{padding:0 16px;}
  .topbar{padding:0 10px;}
  .topbar .brand-text small{display:none;}
  .hero h1{font-size:26px;}
  .hero h1 em{font-size:17px;}
  .hero-tag{font-size:11.5px;padding:4px 9px;}
  .form-row{flex-direction:column;}
  .form-row .btn{width:100%;}
  .input{width:100%;}
  .faq-item summary::after{width:24px;height:24px;font-size:16px;}
  .checklist li{grid-template-columns:30px minmax(0,1fr);gap:12px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}