/* roulang page: index */
:root{
  --bg:#F5F2EA;
  --surface:#FFFFFF;
  --ink:#121512;
  --ink-2:#4F574F;
  --muted:#7A8078;
  --line:#DCD7CA;
  --brand:#123B33;
  --brand-2:#1E5C4F;
  --accent:#C7F25A;
  --warm:#FF6B3D;
  --focus:rgba(199,242,90,.55);
  --shadow:0 18px 50px rgba(18,59,51,.08);
  --radius-s:4px;
  --radius-m:8px;
  --pill:999px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
::selection{background:var(--accent);color:var(--brand)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;box-shadow:0 0 0 5px var(--focus)}
.container{width:min(calc(100% - 48px),1240px);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.mono{font-family:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}

/* 倒计时条 */
.countdown-bar{
  background:var(--brand);
  color:#F5F2EA;
  font-size:12px;
  letter-spacing:.02em;
}
.countdown-inner{
  min-height:40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding-block:8px;
}
.countdown-label{display:flex;align-items:center;gap:8px;white-space:nowrap;color:rgba(245,242,234,.78)}
.countdown-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(199,242,90,.14)}
.countdown-time{display:flex;align-items:center;gap:6px;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.08em}
.countdown-time span{padding:2px 5px;border:1px solid rgba(199,242,90,.28);border-radius:3px}
.countdown-rule{color:#F5F2EA;border-bottom:1px solid rgba(245,242,234,.35);white-space:nowrap;transition:color .2s ease,border-color .2s ease}
.countdown-rule:hover{color:var(--accent);border-color:var(--accent)}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(245,242,234,.95);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.scrolled{box-shadow:0 10px 30px rgba(18,59,51,.08);background:rgba(245,242,234,.98)}
.nav-inner{
  height:68px;
  display:grid;
  grid-template-columns:7fr 5fr;
  align-items:center;
  gap:24px;
}
.nav-left{display:flex;align-items:center;gap:28px;min-width:0}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:18px;letter-spacing:-.03em;color:var(--brand);white-space:nowrap}
.logo-mark{
  width:26px;height:26px;border-radius:4px;background:var(--brand);position:relative;flex:0 0 auto;overflow:hidden;
}
.logo-mark::before{content:"";position:absolute;inset:5px;border:2px solid var(--accent);border-radius:2px}
.logo-mark::after{content:"";position:absolute;width:8px;height:8px;background:var(--accent);right:0;bottom:0;border-radius:2px 0 0 0}
.nav-links{display:flex;align-items:center;gap:22px;min-width:0}
.nav-links a{
  position:relative;
  font-size:14px;
  color:var(--ink-2);
  padding:6px 0;
  white-space:nowrap;
  transition:color .2s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:auto;bottom:0;height:2px;width:0;background:var(--brand-2);
  transition:width .24s cubic-bezier(.2,.7,.2,1);
}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--brand);font-weight:800}
.nav-links a.active::after{width:100%}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:12px}
.search-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-s);color:var(--brand);
  transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.search-btn:hover{border-color:var(--brand);transform:translateY(-1px);background:#faf8f1}
.nav-cta{
  height:42px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent);color:var(--brand);font-weight:800;font-size:14px;border-radius:var(--radius-s);
  border:1px solid var(--accent);
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.nav-cta:hover{background:var(--brand);color:var(--accent);border-color:var(--brand);transform:translateY(-1px)}
.nav-cta:active{transform:translateY(1px)}
.menu-btn{
  width:42px;height:42px;display:none;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-s);color:var(--brand);
}
.mobile-mask{
  position:fixed;inset:0;background:rgba(18,21,18,.46);opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;z-index:70;
}
.mobile-mask.open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100vh;width:min(86vw,360px);background:var(--bg);
  z-index:80;transform:translateX(100%);transition:transform .28s cubic-bezier(.2,.7,.2,1);
  display:flex;flex-direction:column;padding:18px;box-shadow:-20px 0 60px rgba(18,59,51,.18);
}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:var(--surface);border-radius:4px;color:var(--brand)}
.drawer-links{display:flex;flex-direction:column;gap:4px;padding:20px 0;overflow:auto}
.drawer-links a{padding:12px 4px;font-size:16px;color:var(--ink);border-bottom:1px solid rgba(220,215,202,.7)}
.drawer-links a.active{color:var(--brand);font-weight:800}
.drawer-cta{margin-top:auto;height:48px;display:flex;align-items:center;justify-content:center;background:var(--accent);color:var(--brand);font-weight:800;border-radius:4px}
.search-panel{
  position:fixed;left:50%;top:84px;transform:translate(-50%,-12px);width:min(calc(100% - 32px),560px);
  background:var(--surface);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);
  padding:14px;z-index:60;opacity:0;visibility:hidden;transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.search-panel.open{opacity:1;visibility:visible;transform:translate(-50%,0)}
.search-row{display:flex;gap:8px}
.search-input{width:100%;height:46px;border:1px solid var(--line);border-radius:4px;padding:0 14px;color:var(--ink);background:#FBF9F3}
.search-input:focus{border-color:var(--brand-2);outline:none;box-shadow:0 0 0 4px var(--focus)}
.search-submit{height:46px;padding:0 18px;background:var(--brand);color:#F5F2EA;border:0;border-radius:4px;font-weight:700}
.search-hint{margin-top:10px;font-size:12px;color:var(--muted)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 22px;
  border-radius:var(--radius-s);font-weight:800;font-size:15px;border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand);color:#F5F2EA;border-color:var(--brand)}
.btn-primary:hover{background:var(--accent);color:var(--brand);border-color:var(--accent);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px)}
.btn-secondary{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-secondary:hover{background:var(--brand);color:#F5F2EA;transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:var(--brand);border-color:var(--accent)}
.btn-accent:hover{background:#d5ff76;transform:translateY(-1px)}
.btn-block{width:100%}
.btn-sm{min-height:42px;padding:0 16px;font-size:14px}
.text-link{color:var(--brand);font-weight:800;border-bottom:1px solid rgba(18,59,51,.3);transition:border-color .2s ease,color .2s ease}
.text-link:hover{color:var(--brand-2);border-color:var(--brand-2)}

/* Hero */
.hero{
  padding:64px 0 92px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;right:-140px;top:40px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,242,90,.18),transparent 68%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:stretch;position:relative}
.hero-copy{padding-top:12px;min-width:0}
.hero-kicker{
  display:inline-flex;align-items:center;gap:10px;font-size:11px;font-weight:800;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;margin-bottom:22px;
}
.hero-kicker::before{content:"";width:28px;height:2px;background:var(--accent)}
.hero h1{
  font-size:clamp(2.5rem,5.6vw,4.8rem);
  line-height:1.05;
  font-weight:900;
  letter-spacing:-.03em;
  margin:0 0 24px;
  max-width:820px;
}
.hero h1 .hero-line{display:block;color:var(--brand-2)}
.hero-sub{
  font-size:clamp(1rem,1.5vw,1.15rem);
  line-height:1.85;
  color:var(--ink-2);
  max-width:620px;
  margin:0 0 32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:40px}
.hero-metrics{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.metric{padding:16px 18px 16px 0;border-right:1px solid var(--line)}
.metric:last-child{border-right:0;padding-right:0;padding-left:18px}
.metric:nth-child(2){padding-left:18px}
.metric-label{font-size:11px;letter-spacing:.06em;color:var(--muted);font-weight:700;margin-bottom:4px}
.metric-value{font-size:14px;font-weight:800;color:var(--ink)}
.metric-value .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:6px}
.hero-visual{position:relative;min-height:500px;height:100%}
.hero-figure{
  position:relative;height:100%;min-height:500px;border:1px solid var(--brand);border-radius:var(--radius-s);
  overflow:hidden;background:var(--brand);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.hero-figure:hover img{transform:scale(1.035)}
.hero-number{
  position:absolute;top:18px;left:18px;background:var(--accent);color:var(--brand);
  font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-weight:900;font-size:14px;
  padding:8px 12px;border-radius:3px;letter-spacing:.06em;z-index:2;
}
.hero-vertical{
  position:absolute;right:14px;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;
  font-size:11px;letter-spacing:.18em;color:rgba(255,255,255,.85);z-index:2;
}
.hero-float{
  position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.96);color:var(--brand);
  border:1px solid var(--line);border-radius:4px;padding:10px 14px;font-size:12px;font-weight:800;
  box-shadow:0 10px 24px rgba(18,59,51,.12);z-index:2;
  display:flex;align-items:center;gap:8px;
}
.hero-float span{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(199,242,90,.22)}

/* 通用板块 */
.section{padding:92px 0}
.section + .section{padding-top:0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-kicker{font-size:11px;font-weight:800;letter-spacing:.12em;color:var(--brand-2);margin-bottom:10px}
.section-head h2{
  font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.15;font-weight:900;letter-spacing:-.02em;margin:0;color:var(--ink);
}
.section-desc{max-width:620px;color:var(--ink-2);font-size:15px;margin-top:10px}
.section-link{font-size:14px;font-weight:800;color:var(--brand);display:inline-flex;align-items:center;gap:8px;white-space:nowrap;border-bottom:1px solid rgba(18,59,51,.3);padding-bottom:4px;transition:gap .2s ease,color .2s ease,border-color .2s ease}
.section-link:hover{gap:12px;color:var(--brand-2);border-color:var(--brand-2)}

/* 卖点 */
.value-section{padding:92px 0 0}
.value-grid{
  display:grid;grid-template-columns:4fr 3fr 3fr 2fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.value-item{padding:34px 24px 34px 0;border-right:1px solid var(--line);min-height:220px;transition:background .2s ease}
.value-item:not(:first-child){padding-left:24px}
.value-item:last-child{border-right:0;padding-right:0}
.value-num{
  font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums;
  font-size:clamp(2.2rem,4vw,2.9rem);line-height:1;font-weight:900;letter-spacing:-.04em;color:var(--brand-2);
  margin-bottom:22px;transition:color .2s ease;
}
.value-item:hover .value-num{color:var(--warm)}
.value-item h3{font-size:22px;line-height:1.3;font-weight:800;margin:0 0 10px;color:var(--ink)}
.value-item p{font-size:14px;line-height:1.8;color:var(--ink-2);margin:0;max-width:280px}

/* 图墙 */
.gallery-section{padding:92px 0 0}
.gallery-grid{
  display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:16px;
  grid-auto-flow:dense;
}
.gallery-card{
  position:relative;overflow:hidden;border-radius:4px;background:var(--brand);border:1px solid rgba(18,59,51,.18);
  transition:border-color .24s ease,transform .24s ease;
}
.gallery-card:nth-child(1){grid-column:span 2;grid-row:span 2}
.gallery-card:nth-child(2){grid-column:span 2}
.gallery-card:nth-child(5){grid-column:span 2}
.gallery-card:nth-child(6){grid-column:span 2}
.gallery-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.gallery-card img{width:100%;height:100%;object-fit:cover;transition:transform .55s cubic-bezier(.2,.7,.2,1)}
.gallery-card:hover img{transform:scale(1.045)}
.gallery-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;padding:16px;
  background:linear-gradient(180deg,rgba(18,59,51,.05) 30%,rgba(18,59,51,.88) 100%);
  color:#F5F2EA;z-index:1;
}
.gallery-badge{
  align-self:flex-start;background:rgba(245,242,234,.95);color:var(--brand);border-radius:999px;
  padding:4px 9px;font-size:10px;font-weight:800;letter-spacing:.06em;
}
.gallery-bottom{display:flex;align-items:flex-end;justify-content:space-between;gap:10px}
.gallery-card h3{font-size:15px;line-height:1.4;font-weight:800;margin:0;color:#fff;max-width:88%}
.gallery-arrow{font-size:18px;line-height:1;color:var(--accent);transition:transform .2s ease}
.gallery-card:hover .gallery-arrow{transform:translateX(4px)}

/* CTA 表单 */
.cta-section{padding:92px 0}
.cta-panel{
  background:var(--brand);color:#F5F2EA;border-radius:var(--radius-m);padding:52px;
  display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:start;box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;right:-100px;top:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,242,90,.16),transparent 64%);pointer-events:none;
}
.cta-copy{position:relative;z-index:1}
.cta-copy .section-kicker{color:var(--accent)}
.cta-copy h2{font-size:clamp(1.9rem,3.4vw,2.8rem);line-height:1.15;font-weight:900;letter-spacing:-.02em;margin:0 0 18px;color:#fff}
.cta-copy p{color:rgba(245,242,234,.78);font-size:15px;line-height:1.9;margin:0 0 26px;max-width:500px}
.benefit-list{list-style:none;padding:0;margin:0 0 26px;display:grid;gap:12px}
.benefit-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#F5F2EA}
.benefit-list li::before{content:"";width:7px;height:7px;background:var(--accent);margin-top:8px;flex:0 0 auto;border-radius:1px}
.cta-deadline{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(199,242,90,.34);color:var(--accent);padding:8px 12px;border-radius:3px;font-size:12px;font-weight:800}
.form-card{
  background:var(--surface);color:var(--ink);border-radius:8px;padding:26px;box-shadow:0 18px 40px rgba(0,0,0,.16);
  position:relative;z-index:1;
}
.form-card h3{font-size:20px;line-height:1.3;font-weight:900;margin:0 0 6px}
.form-card .form-note{font-size:12px;color:var(--muted);margin:0 0 20px}
.form-field{margin-bottom:14px}
.form-field label{display:block;font-size:12px;font-weight:800;color:var(--ink-2);margin-bottom:6px;letter-spacing:.02em}
.form-control{
  width:100%;height:48px;border:1px solid var(--line);border-radius:4px;background:#FBF9F3;color:var(--ink);
  padding:0 13px;font-size:14px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-control::placeholder{color:#A6ABA3}
.form-control:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 4px var(--focus);background:#fff}
select.form-control{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--brand) 50%),linear-gradient(135deg,var(--brand) 50%,transparent 50%);background-position:calc(100% - 18px) 21px,calc(100% - 13px) 21px;background-size:5px 5px;background-repeat:no-repeat;padding-right:36px}
.code-row{display:flex;gap:8px}
.code-row .form-control{flex:1;min-width:0}
.code-btn{
  flex:0 0 auto;height:48px;padding:0 13px;border:1px solid var(--brand);background:transparent;color:var(--brand);
  border-radius:4px;font-size:12px;font-weight:800;transition:background .2s ease,color .2s ease;
}
.code-btn:hover{background:var(--brand);color:#F5F2EA}
.check-row{display:flex;align-items:flex-start;gap:8px;margin:4px 0 16px;font-size:12px;color:var(--ink-2);line-height:1.6}
.check-row input{margin-top:3px;width:16px;height:16px;accent-color:var(--brand)}
.form-feedback{font-size:12px;margin-top:10px;min-height:20px}
.form-feedback.error{color:var(--warm)}
.form-feedback.success{color:var(--brand-2);background:#EFF8D9;border-radius:4px;padding:8px 10px}

/* 最新信息 */
.news-section{padding:0 0 92px}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:6px;
  overflow:hidden;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:0 16px 30px rgba(18,59,51,.08)}
.news-media{aspect-ratio:16/9;overflow:hidden;background:#E8E4D9}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-media img{transform:scale(1.035)}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.news-badge{display:inline-flex;align-items:center;background:#EFF8D9;color:var(--brand);border-radius:999px;padding:4px 9px;font-size:10px;font-weight:800;letter-spacing:.06em}
.news-time{font-size:11px;color:var(--muted)}
.news-card h3{font-size:17px;line-height:1.45;font-weight:800;margin:0 0 8px;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:13px;line-height:1.8;color:var(--ink-2);margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.news-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:12px;margin-top:auto;font-size:12px;font-weight:800;color:var(--brand)}
.news-foot span:last-child{font-size:16px;transition:transform .2s ease}
.news-card:hover .news-foot span:last-child{transform:translateX(4px)}
.empty-state{
  grid-column:1/-1;border:1px dashed var(--line);border-radius:8px;background:rgba(255,255,255,.45);
  padding:46px 24px;text-align:center;color:var(--ink-2);
}
.empty-icon{width:44px;height:44px;border-radius:50%;background:#EFF8D9;color:var(--brand);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-size:20px;font-weight:900}
.empty-state p{margin:0 0 16px;font-size:14px}

/* FAQ */
.faq-section{padding:0 0 92px}
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-intro h2{font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.15;font-weight:900;letter-spacing:-.02em;margin:0 0 14px}
.faq-intro p{color:var(--ink-2);font-size:14px;line-height:1.9;margin:0 0 22px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{
  width:100%;background:transparent;border:0;padding:20px 0;display:flex;align-items:center;gap:14px;
  text-align:left;color:var(--ink);transition:color .2s ease;
}
.faq-question:hover{color:var(--brand-2)}
.faq-num{font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-size:12px;font-weight:800;color:var(--muted);flex:0 0 28px}
.faq-q-text{flex:1;font-size:18px;line-height:1.4;font-weight:800}
.faq-icon{
  width:28px;height:28px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:var(--brand);flex:0 0 auto;transition:transform .24s ease,background .24s ease,color .24s ease;
}
.faq-question[aria-expanded="true"] .faq-icon{transform:rotate(45deg);background:var(--accent);border-color:var(--accent);color:var(--brand)}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s cubic-bezier(.2,.7,.2,1)}
.faq-answer-inner{overflow:hidden}
.faq-answer p{padding:0 0 22px 42px;margin:0;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-item.open .faq-answer{grid-template-rows:1fr}

/* 页脚 */
.site-footer{background:var(--brand);color:#F5F2EA;padding:64px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.3fr .9fr .9fr .9fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(245,242,234,.18)}
.footer-brand .logo{color:#F5F2EA;font-size:19px;margin-bottom:16px}
.footer-brand .logo-mark{background:var(--accent)}
.footer-brand .logo-mark::before{border-color:var(--brand)}
.footer-brand .logo-mark::after{background:var(--brand)}
.footer-brand p{font-size:13px;line-height:1.9;color:rgba(245,242,234,.68);margin:0;max-width:340px}
.footer-col h3{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--accent);margin:0 0 16px}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:13px;color:rgba(245,242,234,.76);transition:color .2s ease,border-color .2s ease}
.footer-col a{border-bottom:1px solid transparent;width:fit-content;padding-bottom:2px}
.footer-col a:hover{color:var(--accent);border-color:var(--accent)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:20px;font-size:12px;color:rgba(245,242,234,.5)}
.footer-bottom a{color:rgba(245,242,234,.72);border-bottom:1px solid rgba(245,242,234,.22)}
.footer-bottom a:hover{color:var(--accent);border-color:var(--accent)}

/* 响应式 */
@media (max-width:1023px){
  .nav-inner{grid-template-columns:1fr auto}
  .nav-links{display:none}
  .nav-left{gap:14px}
  .menu-btn{display:inline-flex}
  .nav-right .search-btn{display:none}
  .hero{padding:48px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-copy{padding-top:0}
  .hero h1{max-width:760px}
  .hero-visual,.hero-figure{min-height:0}
  .hero-figure img{aspect-ratio:16/10;height:auto}
  .hero-visual{max-width:760px}
  .hero-vertical{display:none}
  .hero-metrics{max-width:760px}
  .value-grid{grid-template-columns:repeat(2,1fr)}
  .value-item:nth-child(2){border-right:0}
  .value-item:nth-child(3),.value-item:nth-child(4){border-top:1px solid var(--line)}
  .value-item{padding:28px 20px 28px 0;min-height:0}
  .value-item:not(:first-child){padding-left:20px}
  .value-item:nth-child(3){padding-left:0}
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:190px}
  .gallery-card:nth-child(1){grid-column:span 2;grid-row:span 2}
  .gallery-card:nth-child(2),.gallery-card:nth-child(5),.gallery-card:nth-child(6){grid-column:span 1}
  .cta-panel{grid-template-columns:1fr;padding:34px;gap:28px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .footer-col:last-child{grid-column:span 3}
}
@media (max-width:767px){
  .container{width:calc(100% - 32px)}
  .countdown-inner{gap:10px;font-size:11px}
  .countdown-label{font-size:11px}
  .countdown-time{font-size:11px}
  .countdown-rule{display:none}
  .nav-inner{height:62px}
  .logo{font-size:16px}
  .logo-mark{width:24px;height:24px}
  .nav-cta{height:38px;padding:0 12px;font-size:12px}
  .menu-btn{width:38px;height:38px}
  .hero h1{font-size:clamp(2.05rem,10.5vw,3.4rem)}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .hero-metrics{grid-template-columns:1fr;border-bottom:0}
  .metric,.metric:last-child,.metric:nth-child(2){border-right:0;border-bottom:1px solid var(--line);padding:12px 0}
  .metric-value{font-size:13px}
  .section,.value-section,.gallery-section,.cta-section,.faq-section{padding-top:64px;padding-bottom:64px}
  .value-section{padding-bottom:0}
  .gallery-section{padding-bottom:0}
  .news-section{padding-bottom:64px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .section-link{white-space:normal}
  .value-grid{grid-template-columns:1fr;border-bottom:0}
  .value-item,.value-item:not(:first-child),.value-item:nth-child(3){padding:24px 0;border-right:0;border-top:1px solid var(--line)}
  .value-item:first-child{border-top:0}
  .value-item p{max-width:none}
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px;gap:10px}
  .gallery-card:nth-child(1){grid-column:span 2;grid-row:span 1}
  .gallery-card:nth-child(2),.gallery-card:nth-child(5),.gallery-card:nth-child(6){grid-column:span 1}
  .gallery-card h3{font-size:13px}
  .gallery-overlay{padding:12px}
  .cta-panel{padding:24px;border-radius:6px}
  .form-card{padding:20px}
  .code-row{flex-wrap:wrap}
  .code-btn{width:100%}
  .news-grid{grid-template-columns:1fr}
  .faq-q-text{font-size:16px}
  .faq-answer p{padding-left:0;font-size:14px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-col:last-child{grid-column:auto}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}

/* roulang page: article */
:root{
  --bg:#F5F2EA;--surface:#FFFFFF;--ink:#121512;--ink-2:#4F574F;--muted:#7A8078;
  --line:#DCD7CA;--brand:#123B33;--brand-2:#1E5C4F;--accent:#C7F25A;--warm:#FF6B3D;
  --focus:rgba(199,242,90,.55);--shadow:0 18px 50px rgba(18,59,51,.08);
  --radius-s:4px;--radius-m:8px;--pill:999px;
}
*,*::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:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16.5px;line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.mono{font-family:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}

/* ---------- 倒计时条 ---------- */
.countdown-bar{background:#0E2C26;color:#F5F2EA;font-size:12.5px}
.countdown-bar .container{display:flex;align-items:center;justify-content:space-between;gap:18px;height:32px}
.cd-left{display:flex;align-items:center;gap:12px;min-width:0}
.cd-label{letter-spacing:.16em;font-weight:800;font-size:11px;color:rgba(245,242,234,.62);white-space:nowrap}
.cd-time{display:flex;align-items:center;gap:4px;font-weight:800;color:var(--accent);letter-spacing:.1em;white-space:nowrap}
.cd-time .sep{opacity:.45}
.cd-link{color:rgba(245,242,234,.76);white-space:nowrap;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.cd-link:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(245,242,234,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:0 10px 26px rgba(18,59,51,.09)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.nav-left{display:flex;align-items:center;gap:34px;min-width:0}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:17.5px;letter-spacing:-.01em;color:var(--brand);white-space:nowrap}
.logo-mark{width:14px;height:14px;border-radius:3px;background:var(--brand);box-shadow:inset 0 0 0 3px var(--accent);flex:none}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{position:relative;font-size:14px;color:var(--ink-2);padding:6px 0;transition:color .2s ease}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .24s cubic-bezier(.2,.7,.2,1)}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand);font-weight:800}
.nav-links a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px}
.search-btn,.menu-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-s);color:var(--brand);transition:border-color .2s ease,background .2s ease,transform .2s ease}
.search-btn:hover,.menu-btn:hover{border-color:var(--brand);background:#EDF7D9;transform:translateY(-1px)}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 20px;background:var(--accent);color:var(--brand);font-weight:800;font-size:14px;border-radius:var(--radius-s);transition:background .2s ease,transform .2s ease}
.nav-cta:hover{background:#D6FA79;transform:translateY(-1px)}
.nav-cta:active{transform:translateY(1px)}
.menu-btn{display:none}
.drawer-mask{position:fixed;inset:0;background:rgba(18,21,18,.45);opacity:0;pointer-events:none;transition:opacity .24s ease;z-index:70}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:var(--surface);border-left:1px solid var(--line);transform:translateX(100%);transition:transform .3s cubic-bezier(.2,.7,.2,1);z-index:80;display:flex;flex-direction:column;padding:20px}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-s);background:transparent;color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;padding:18px 0;flex:1;overflow:auto}
.drawer-nav a{padding:12px 4px;font-size:15px;color:var(--ink-2);border-radius:var(--radius-s);border-bottom:1px solid rgba(220,215,202,.6)}
.drawer-nav a.active{color:var(--brand);font-weight:800}
.drawer-cta{display:flex;align-items:center;justify-content:center;height:48px;background:var(--accent);color:var(--brand);font-weight:800;border-radius:var(--radius-s)}
.search-panel{position:fixed;inset:0;z-index:90;display:none;align-items:flex-start;justify-content:center;padding:14vh 24px 0;background:rgba(18,21,18,.5)}
.search-panel.open{display:flex}
.search-box{width:100%;max-width:560px;background:var(--surface);border-radius:var(--radius-m);padding:22px;box-shadow:var(--shadow)}
.search-box h2{font-size:16px;font-weight:800;margin-bottom:12px;color:var(--ink)}
.search-box input{width:100%;height:48px;border:1px solid var(--line);border-radius:var(--radius-s);padding:0 14px;font-size:15px;color:var(--ink);background:#FBFAF5}
.search-box input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus)}
.search-tip{margin-top:10px;font-size:12.5px;color:var(--muted)}
.search-close{margin-top:16px;font-size:13px;color:var(--brand);border-bottom:1px solid rgba(18,59,51,.3);background:none;border-top:0;border-left:0;border-right:0;padding:0 0 2px}

/* ---------- 文章头部 ---------- */
.page-wrap{padding-bottom:72px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);padding:22px 0 0}
.breadcrumb a{color:var(--ink-2);transition:color .2s ease}
.breadcrumb a:hover{color:var(--brand);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{padding:18px 0 26px;border-bottom:1px solid var(--line)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:800;letter-spacing:.08em;padding:5px 12px;border-radius:var(--pill);background:#EAF6D2;color:var(--brand);text-transform:uppercase}
.badge.solid{background:var(--brand);color:#F5F2EA}
.article-head h1{font-size:clamp(1.85rem,3.4vw,2.9rem);line-height:1.2;font-weight:900;letter-spacing:-.02em;margin:16px 0 18px;color:var(--ink);word-break:break-word}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--muted);margin-bottom:22px}
.meta-row span{display:inline-flex;align-items:center;gap:6px}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.lede{max-width:840px;font-size:16px;line-height:1.85;color:var(--ink-2);padding:16px 20px;border-left:3px solid var(--accent);background:#FBFAF5;border-radius:0 6px 6px 0}

/* ---------- 正文两栏 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,2.05fr) minmax(0,1fr);gap:52px;padding-top:40px}
.article-main{min-width:0}
.article-body{max-width:780px;font-size:16.5px;line-height:1.85;color:var(--ink-2);word-break:break-word}
.article-body h2{position:relative;font-size:clamp(1.4rem,2.2vw,1.8rem);line-height:1.3;font-weight:800;color:var(--ink);margin:40px 0 16px;padding-left:15px}
.article-body h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:3px;background:var(--accent);border-radius:2px}
.article-body h3{font-size:20px;line-height:1.35;font-weight:700;color:var(--ink);margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:22px 0 10px}
.article-body p{margin:0 0 1.2em}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(18,59,51,.32);transition:border-color .2s ease,color .2s ease}
.article-body a:hover{color:var(--brand-2);border-color:var(--brand-2)}
.article-body strong{color:var(--ink);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.35em}
.article-body ul{list-style:none}
.article-body ul li{position:relative;padding-left:16px;margin-bottom:.55em}
.article-body ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;background:var(--brand-2);border-radius:1px}
.article-body ol{list-style:decimal}
.article-body ol li{margin-bottom:.55em}
.article-body ol li::marker{color:var(--brand-2);font-weight:700}
.article-body blockquote{margin:26px 0;padding:16px 20px;border-left:4px solid var(--brand);background:#EFEEE4;border-radius:0 6px 6px 0;color:var(--ink-2);font-size:15.5px}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:6px;margin:26px 0;width:100%;height:auto}
.article-body figure{margin:26px 0}
.article-body figure img{margin:0}
.article-body figcaption{font-size:12px;color:var(--muted);margin-top:8px;text-align:center}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:26px 0;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.article-body th{background:#F0EEE5;font-weight:700;color:var(--ink);font-size:14px}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:#EFEEE4;border-radius:4px;padding:2px 6px;font-size:.9em;font-family:"Roboto Mono",ui-monospace,monospace}
.article-body pre{background:#0E2C26;color:#E8F5D2;padding:16px 18px;border-radius:6px;overflow:auto;font-size:14px;line-height:1.7;margin:24px 0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.empty-state{border:1px dashed var(--line);border-radius:var(--radius-m);background:#FBFAF5;padding:56px 24px;text-align:center}
.empty-state svg{margin:0 auto 14px;color:var(--muted)}
.empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:18px}

/* ---------- 侧栏 ---------- */
.article-aside{min-width:0}
.aside-inner{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px}
.topic-card{background:var(--brand);color:#F5F2EA;border-radius:var(--radius-m);padding:24px;box-shadow:var(--shadow)}
.topic-card .eyebrow{font-size:11px;letter-spacing:.16em;font-weight:800;color:rgba(199,242,90,.9);margin-bottom:12px}
.topic-card h3{font-size:18px;line-height:1.35;font-weight:800;color:#FFFFFF;margin-bottom:10px}
.topic-card p{font-size:13.5px;line-height:1.75;color:rgba(245,242,234,.78);margin-bottom:18px}
.btn-accent{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;height:46px;background:var(--accent);color:var(--brand);font-weight:800;font-size:14.5px;border-radius:var(--radius-s);border:0;transition:background .2s ease,transform .2s ease}
.btn-accent:hover{background:#D6FA79;transform:translateY(-1px)}
.btn-accent:active{transform:translateY(1px)}
.aside-block{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);padding:20px}
.aside-block h3{font-size:13px;letter-spacing:.1em;font-weight:800;color:var(--muted);margin-bottom:14px}
.mini-link{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:var(--radius-s);background:#FBFAF5;transition:border-color .2s ease,transform .2s ease,background .2s ease}
.mini-link + .mini-link{margin-top:10px}
.mini-link:hover{border-color:var(--brand);background:#FFFFFF;transform:translateY(-1px)}
.mini-link .idx{font-size:12px;font-weight:800;color:var(--brand-2);flex:none;font-family:"Roboto Mono",ui-monospace,monospace}
.mini-link .txt{font-size:14px;color:var(--ink);line-height:1.4;font-weight:600}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;height:46px;border:1px solid var(--brand);color:var(--brand);background:transparent;font-weight:800;font-size:14.5px;border-radius:var(--radius-s);transition:background .2s ease,color .2s ease,transform .2s ease}
.btn-ghost:hover{background:var(--brand);color:#F5F2EA;transform:translateY(-1px)}

/* ---------- 相关推荐 ---------- */
.related{padding-top:72px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.related-head h2{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;color:var(--ink);line-height:1.2}
.related-head p{font-size:13.5px;color:var(--muted);margin-top:6px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:6px;overflow:hidden;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease}
.rel-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7E4D9}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.rel-body h3{font-size:16.5px;line-height:1.4;font-weight:700;color:var(--ink)}
.rel-body p{font-size:13.5px;line-height:1.7;color:var(--muted);flex:1}
.rel-body .go{font-size:13px;font-weight:800;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .go svg{transform:translateX(4px)}
.rel-body .go svg{transition:transform .22s ease}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#F5F2EA;padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .logo{color:#FFFFFF;font-size:18px;margin-bottom:14px}
.footer-brand .logo-mark{background:var(--accent);box-shadow:inset 0 0 0 3px var(--brand)}
.footer-brand p{font-size:13.5px;line-height:1.8;color:rgba(245,242,234,.72);max-width:320px}
.footer-col h3{font-size:12px;letter-spacing:.14em;font-weight:800;color:rgba(199,242,90,.92);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px;font-size:13.5px;color:rgba(245,242,234,.76)}
.footer-col ul li a{transition:color .2s ease}
.footer-col ul li a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:44px;padding-top:20px;border-top:1px solid rgba(245,242,234,.16);font-size:12.5px;color:rgba(245,242,234,.6)}
.footer-bottom a{color:rgba(245,242,234,.78);transition:color .2s ease}
.footer-bottom a:hover{color:var(--accent)}

@media (max-width:1023px){
  .nav-links{display:none}
  .menu-btn{display:inline-flex}
  .search-btn{display:none}
  .nav-left{gap:16px}
  .nav-cta{height:38px;padding:0 15px;font-size:13px}
  .article-layout{grid-template-columns:1fr;gap:36px}
  .aside-inner{position:static}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-brand p{max-width:100%}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .countdown-bar .container{height:auto;padding-top:7px;padding-bottom:7px;flex-wrap:wrap;gap:6px 14px;justify-content:flex-start}
  .cd-label{font-size:10px}
  .cd-time{font-size:11.5px}
  .cd-link{font-size:11.5px}
  .nav-inner{height:60px}
  .logo{font-size:16px}
  .page-wrap{padding-bottom:48px}
  .breadcrumb{padding-top:16px;font-size:12px}
  .article-head{padding:12px 0 20px}
  .article-head h1{font-size:clamp(1.6rem,6.4vw,2.1rem);margin:12px 0 14px}
  .meta-row{font-size:12px;gap:8px 14px;margin-bottom:16px}
  .lede{font-size:15px;padding:14px 16px}
  .article-layout{padding-top:28px;gap:30px}
  .article-body{font-size:16px;line-height:1.8}
  .article-body h2{margin-top:32px}
  .article-body table{font-size:13.5px}
  .related{padding-top:48px}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .site-footer{padding:48px 0 22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --bg:#F5F2EA;
  --surface:#FFFFFF;
  --ink:#121512;
  --ink-2:#4F574F;
  --muted:#7A8078;
  --line:#DCD7CA;
  --brand:#123B33;
  --brand-2:#1E5C4F;
  --accent:#C7F25A;
  --warm:#FF6B3D;
  --focus:rgba(199,242,90,.55);
  --shadow:0 18px 50px rgba(18,59,51,.08);
  --shadow-s:0 6px 18px rgba(18,59,51,.06);
  --radius-s:4px;
  --radius-m:8px;
  --pill:999px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::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(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-2);}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

/* ============ 倒计时条 ============ */
.countdown-bar{background:var(--brand);color:#F5F2EA;font-size:12.5px;}
.countdown-inner{display:flex;align-items:center;justify-content:center;gap:18px;min-height:32px;padding-top:6px;padding-bottom:6px;flex-wrap:wrap;}
.cd-label{
  letter-spacing:.14em;font-weight:700;font-size:11px;
  color:var(--accent);white-space:nowrap;
}
.cd-clock{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;font-weight:700;color:var(--accent);letter-spacing:.1em;}
.cd-link{color:#F5F2EA;border-bottom:1px solid rgba(245,242,234,.45);padding-bottom:1px;font-size:12.5px;}
.cd-link:hover{color:var(--accent);border-bottom-color:var(--accent);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,242,234,.94);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(18,59,51,.08);background:rgba(245,242,234,.98);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px;}
.nav-left{display:flex;align-items:center;gap:32px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:17px;letter-spacing:-.01em;color:var(--brand);white-space:nowrap;}
.logo-mark{
  width:16px;height:16px;border-radius:3px;flex:none;
  background:linear-gradient(135deg,var(--brand) 0 52%,var(--accent) 52% 100%);
  box-shadow:inset 0 0 0 1px rgba(18,59,51,.18);
}
.logo:hover{color:var(--brand-2);}
.nav-links{display:flex;align-items:center;gap:24px;}
.nav-links a{
  position:relative;font-size:14px;color:var(--ink-2);padding:6px 0;white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-links a:hover{color:var(--brand);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);background:var(--brand);}
.nav-right{display:flex;align-items:center;gap:12px;}
.search-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface);
  color:var(--brand);transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.search-btn:hover{border-color:var(--brand);transform:translateY(-1px);box-shadow:var(--shadow-s);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 20px;border-radius:var(--radius-s);
  background:var(--accent);color:var(--brand);font-weight:800;font-size:14px;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-cta:hover{background:var(--accent);color:var(--brand);transform:translateY(-1px);box-shadow:0 10px 22px rgba(199,242,90,.45);}
.nav-cta:active{transform:translateY(1px);}
.menu-btn{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface);color:var(--brand);
}

/* ============ 抽屉 / 搜索 ============ */
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(18,21,18,.45);z-index:90;
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);z-index:95;
  background:var(--bg);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:20px 22px 26px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-title{font-size:13px;letter-spacing:.14em;color:var(--muted);font-weight:700;}
.drawer-close{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface);color:var(--brand);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{font-size:16px;padding:12px 0;border-bottom:1px solid var(--line);color:var(--ink);}
.drawer-nav a.active{color:var(--brand);font-weight:800;}
.drawer-cta{margin-top:auto;display:flex;align-items:center;justify-content:center;height:50px;border-radius:var(--radius-s);background:var(--accent);color:var(--brand);font-weight:800;font-size:15px;}

.search-panel{
  position:fixed;top:0;left:0;right:0;z-index:92;
  background:var(--surface);border-bottom:1px solid var(--line);
  transform:translateY(-110%);transition:transform .28s var(--ease);
  box-shadow:var(--shadow);
}
.search-panel.is-open{transform:translateY(0);}
.search-inner{display:flex;align-items:center;gap:12px;padding:16px 0;flex-wrap:wrap;}
.search-inner input{
  flex:1 1 240px;height:48px;padding:0 16px;font-size:15px;color:var(--ink);
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-s);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-inner input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus);}
.search-inner .search-go{
  height:48px;padding:0 22px;border-radius:var(--radius-s);background:var(--brand);color:#F5F2EA;font-weight:700;font-size:14px;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.search-inner .search-go:hover{background:var(--brand-2);transform:translateY(-1px);}
.search-close{width:48px;height:48px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-s);color:var(--brand);background:var(--surface);}

/* ============ Hero ============ */
.hero{padding:56px 0 72px;position:relative;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--brand);
  background:rgba(199,242,90,.35);border:1px solid rgba(18,59,51,.18);
  border-radius:var(--pill);padding:5px 14px;margin-bottom:22px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}
.hero h1{
  font-size:clamp(2.15rem,4.4vw,3.6rem);
  line-height:1.08;font-weight:900;letter-spacing:-.03em;color:var(--ink);
  margin-bottom:20px;
}
.hero h1 .hl{
  background:linear-gradient(180deg,transparent 62%,var(--accent) 62% 96%,transparent 96%);
  padding:0 2px;
}
.hero-lead{font-size:17px;line-height:1.85;color:var(--ink-2);max-width:44ch;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:var(--radius-s);
  font-size:15px;font-weight:800;letter-spacing:.01em;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--brand);color:#F5F2EA;}
.btn-primary:hover{background:var(--accent);color:var(--brand);transform:translateY(-1px);box-shadow:0 14px 30px rgba(199,242,90,.4);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--brand);border:1px solid var(--brand);}
.btn-ghost:hover{background:var(--brand);color:#F5F2EA;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:44px;padding:0 20px;font-size:14px;}
.hero-metrics{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);padding-top:18px;gap:16px;
}
.metric-item dt{font-size:11px;letter-spacing:.12em;color:var(--muted);font-weight:700;margin-bottom:4px;}
.metric-item dd{margin:0;font-size:14px;color:var(--ink);font-weight:700;}
.hero-media{position:relative;}
.hero-media::before{
  content:"";position:absolute;inset:auto -14px -14px auto;width:64%;height:64%;
  border:1px solid rgba(18,59,51,.2);border-radius:var(--radius-m);z-index:0;
}
.hero-figure{
  position:relative;z-index:1;border:1px solid var(--brand);border-radius:var(--radius-m);
  overflow:hidden;background:var(--surface);box-shadow:var(--shadow);
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s var(--ease);}
.hero-figure:hover img{transform:scale(1.03);}
.hero-tag-no{
  position:absolute;top:14px;left:14px;z-index:2;
  font-family:var(--font-num);font-size:12px;font-weight:700;letter-spacing:.12em;
  background:var(--accent);color:var(--brand);padding:4px 10px;border-radius:var(--radius-s);
}
.hero-tag-side{
  position:absolute;top:50%;right:12px;transform:translateY(-50%);z-index:2;
  writing-mode:vertical-rl;font-size:11px;letter-spacing:.28em;
  color:#F5F2EA;background:rgba(18,59,51,.72);padding:12px 6px;border-radius:var(--radius-s);
}
.hero-float{
  position:absolute;left:18px;bottom:18px;z-index:2;
  background:rgba(245,242,234,.96);border:1px solid var(--line);border-radius:var(--radius-s);
  padding:10px 14px;font-size:12px;color:var(--brand);font-weight:700;letter-spacing:.04em;
  box-shadow:var(--shadow-s);
}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:48px;}
.section-kicker{
  display:block;font-family:var(--font-num);font-size:12px;font-weight:700;
  letter-spacing:.2em;color:var(--brand-2);margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(1.6rem,2.6vw,2.3rem);line-height:1.2;font-weight:800;
  letter-spacing:-.02em;color:var(--ink);margin-bottom:12px;
}
.section-head p{color:var(--ink-2);font-size:16px;line-height:1.85;max-width:60ch;}

/* ============ 四步流程 ============ */
.steps{position:relative;display:grid;gap:0;}
.step{
  display:grid;grid-template-columns:88px 1fr;gap:28px;
  padding:30px 0;border-top:1px solid var(--line);
  transition:background .24s var(--ease);
}
.step:last-child{border-bottom:1px solid var(--line);}
.step-num{
  font-family:var(--font-num);font-size:40px;line-height:1;font-weight:700;
  color:var(--brand);letter-spacing:-.02em;transition:color .24s var(--ease);
}
.step:hover .step-num{color:var(--warm);}
.step-body h3{font-size:21px;line-height:1.35;font-weight:800;color:var(--ink);margin-bottom:8px;}
.step-body p{color:var(--ink-2);font-size:15.5px;line-height:1.85;max-width:62ch;}
.step-note{
  display:inline-block;margin-top:12px;font-size:12px;font-weight:700;
  color:var(--brand);background:rgba(199,242,90,.4);
  border-radius:var(--pill);padding:4px 12px;letter-spacing:.04em;
}

/* ============ 登录前确认（图文） ============ */
.check-grid{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center;}
.check-figure{position:relative;border-radius:var(--radius-m);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.check-figure img{width:100%;aspect-ratio:5/4;object-fit:cover;transition:transform .5s var(--ease);}
.check-figure:hover img{transform:scale(1.03);}
.check-list{display:grid;gap:14px;}
.check-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:18px 20px;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.check-item:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:var(--shadow-s);}
.check-icon{
  flex:none;width:26px;height:26px;border-radius:var(--radius-s);
  background:var(--brand);color:var(--accent);
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.check-item h3{font-size:16.5px;font-weight:800;color:var(--ink);margin-bottom:4px;}
.check-item p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}

/* ============ 错误对照 ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.cmp-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:26px 26px 10px;box-shadow:var(--shadow-s);
}
.cmp-card h3{
  display:flex;align-items:center;gap:10px;
  font-size:15px;font-weight:800;letter-spacing:.06em;margin-bottom:8px;
}
.cmp-bad h3{color:var(--warm);}
.cmp-good h3{color:var(--brand);}
.cmp-card h3 .dot{width:8px;height:8px;border-radius:50%;flex:none;}
.cmp-bad h3 .dot{background:var(--warm);}
.cmp-good h3 .dot{background:var(--accent);box-shadow:0 0 0 3px rgba(199,242,90,.35);}
.cmp-row{
  padding:18px 0;border-top:1px solid var(--line);
}
.cmp-row .cmp-t{font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:6px;line-height:1.5;}
.cmp-row .cmp-d{font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.cmp-bad .cmp-row{border-top-style:dashed;}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:52px;align-items:start;}
.faq-aside h2{font-size:clamp(1.6rem,2.6vw,2.3rem);line-height:1.2;font-weight:800;letter-spacing:-.02em;margin-bottom:14px;}
.faq-aside p{color:var(--ink-2);font-size:15.5px;line-height:1.85;margin-bottom:22px;max-width:34ch;}
.faq-aside .btn{width:100%;max-width:260px;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex;align-items:flex-start;gap:16px;width:100%;text-align:left;
  padding:22px 0;font-size:17.5px;font-weight:700;color:var(--ink);line-height:1.5;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand-2);}
.faq-q .fnum{font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--muted);flex:none;padding-top:4px;letter-spacing:.08em;}
.faq-q .ftext{flex:1;}
.faq-q .fico{
  flex:none;width:26px;height:26px;border-radius:var(--radius-s);
  border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
  color:var(--brand);transition:transform .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease);
}
.faq-item.open .fico{background:var(--brand);color:var(--accent);border-color:var(--brand);transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{
  padding:0 42px 24px 34px;font-size:15px;line-height:1.85;color:var(--ink-2);
}
.faq-item.open .faq-a{max-height:420px;}

/* ============ CTA ============ */
.cta-panel{
  background:var(--brand);color:#F5F2EA;border-radius:var(--radius-m);
  padding:56px;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,242,90,.22),transparent 68%);
  pointer-events:none;
}
.cta-left h2{font-size:clamp(1.6rem,2.6vw,2.2rem);line-height:1.2;font-weight:800;letter-spacing:-.02em;margin-bottom:14px;color:#F5F2EA;}
.cta-left p{color:rgba(245,242,234,.8);font-size:15.5px;line-height:1.85;margin-bottom:24px;max-width:46ch;}
.cta-points{display:grid;gap:12px;}
.cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:rgba(245,242,234,.92);}
.cta-points .tick{
  flex:none;width:20px;height:20px;border-radius:3px;background:rgba(199,242,90,.2);
  color:var(--accent);display:inline-flex;align-items:center;justify-content:center;margin-top:3px;
}
.cta-card{
  position:relative;z-index:1;background:var(--surface);color:var(--ink);
  border-radius:var(--radius-m);padding:28px;box-shadow:0 24px 60px rgba(0,0,0,.22);
}
.cta-card h3{font-size:17px;font-weight:800;margin-bottom:6px;color:var(--ink);}
.cta-card p{font-size:13.5px;color:var(--muted);line-height:1.7;margin-bottom:18px;}
.cta-card .btn{width:100%;}
.cta-card .cta-sub{display:block;margin-top:12px;font-size:12.5px;color:var(--muted);line-height:1.7;}
.cta-mini{display:grid;gap:8px;margin-bottom:20px;}
.cta-mini a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--ink-2);padding:11px 14px;border:1px solid var(--line);
  border-radius:var(--radius-s);background:var(--bg);
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.cta-mini a:hover{border-color:var(--brand);color:var(--brand);transform:translateX(2px);}
.cta-mini a span.arrow{color:var(--brand);font-family:var(--font-num);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand);color:rgba(245,242,234,.82);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-bottom:48px;}
.footer-brand .logo{color:#F5F2EA;font-size:17px;margin-bottom:14px;}
.footer-brand .logo:hover{color:var(--accent);}
.footer-brand .logo-mark{background:linear-gradient(135deg,#F5F2EA 0 52%,var(--accent) 52% 100%);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(245,242,234,.7);max-width:34ch;}
.footer-col h3{font-size:12px;letter-spacing:.16em;color:var(--accent);font-weight:800;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col li a,.footer-col li span{font-size:14px;color:rgba(245,242,234,.78);}
.footer-col li a{position:relative;display:inline-block;}
.footer-col li a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  border-top:1px solid rgba(245,242,234,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;font-size:12.5px;color:rgba(245,242,234,.62);
}
.footer-bottom a{color:rgba(245,242,234,.72);}
.footer-bottom a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-links{display:none;}
  .menu-btn{display:inline-flex;}
  .hero{padding:40px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-lead{max-width:none;}
  .hero-media{order:2;}
  .hero-figure img{aspect-ratio:16/10;}
  .check-grid{grid-template-columns:1fr;gap:32px;}
  .check-figure{order:-1;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .faq-aside .btn{width:auto;}
  .cta-panel{grid-template-columns:1fr;padding:40px 30px;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .nav-inner{min-height:60px;gap:12px;}
  .logo{font-size:15.5px;}
  .nav-cta{height:38px;padding:0 14px;font-size:13px;}
  .search-btn{width:36px;height:36px;}
  .menu-btn{width:36px;height:36px;}
  .hero h1{font-size:clamp(1.9rem,7vw,2.6rem);}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-metrics{grid-template-columns:1fr;gap:12px;}
  .metric-item{display:flex;gap:10px;align-items:baseline;}
  .metric-item dt{margin-bottom:0;min-width:64px;}
  .step{grid-template-columns:1fr;gap:10px;padding:24px 0;}
  .step-num{font-size:32px;}
  .step-body h3{font-size:19px;}
  .compare{grid-template-columns:1fr;}
  .cmp-card{padding:22px 20px 6px;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:1.5rem;}
  .faq-q{font-size:16px;}
  .faq-a p{padding:0 0 22px 34px;}
  .cta-panel{padding:32px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .hero-tag-side{display:none;}
}
@media (max-width:519px){
  .cd-inner{justify-content:flex-start;}
  .countdown-inner{gap:10px;justify-content:space-between;width:100%;}
  .cd-clock{font-size:13px;}
  .hero-figure img{aspect-ratio:4/3;}
  .hero-float{font-size:11px;padding:8px 10px;left:12px;bottom:12px;}
  .check-item{padding:16px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important;}
}

/* roulang page: category2 */
:root{
  --bg:#F5F2EA;
  --surface:#FFFFFF;
  --ink:#121512;
  --ink-2:#4F574F;
  --muted:#7A8078;
  --line:#DCD7CA;
  --brand:#123B33;
  --brand-2:#1E5C4F;
  --accent:#C7F25A;
  --warm:#FF6B3D;
  --focus:rgba(199,242,90,.55);
  --shadow:0 18px 50px rgba(18,59,51,.08);
  --radius-s:4px;
  --radius-m:8px;
  --pill:999px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::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:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.02em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;box-shadow:0 0 0 4px var(--focus);border-radius:2px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* 倒计时条 */
.countdown-bar{background:var(--brand);color:#EDEFE8}
.countdown-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:32px;padding:4px 0;font-size:12.5px}
.cd-label{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:800;letter-spacing:.08em}
.cd-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.cd-clock{font-family:"Roboto Mono",ui-monospace,"DIN Alternate",monospace;font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.1em;color:var(--accent)}
.cd-link{font-size:12px;color:rgba(240,244,236,.82);border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.cd-link:hover{color:var(--accent);border-bottom-color:var(--accent)}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(245,242,234,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .24s var(--ease)}
.site-header.scrolled{box-shadow:0 10px 26px rgba(18,59,51,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.nav-left{display:flex;align-items:center;gap:34px;min-width:0}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:900;letter-spacing:-.02em;color:var(--brand);white-space:nowrap}
.logo-mark{position:relative;width:16px;height:16px;background:var(--brand);border-radius:3px;flex:none}
.logo-mark::after{content:"";position:absolute;right:-4px;bottom:-4px;width:7px;height:7px;background:var(--accent);border-radius:1px}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{position:relative;display:inline-block;padding:23px 0;font-size:14px;color:var(--ink-2);transition:color .2s var(--ease)}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease)}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand);font-weight:800}
.nav-links a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px}
.search-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-s);background:transparent;color:var(--ink-2);transition:border-color .2s,color .2s,background .2s}
.search-btn:hover{border-color:var(--brand);color:var(--brand);background:rgba(199,242,90,.18)}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 20px;background:var(--accent);color:var(--brand);font-size:14px;font-weight:800;border-radius:var(--radius-s);transition:transform .2s var(--ease),background .2s,color .2s}
.nav-cta:hover{background:var(--brand);color:#F7F5EF;transform:translateY(-1px)}
.nav-cta:active{transform:translateY(1px)}
.menu-btn{display:none;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-s);background:transparent;color:var(--brand)}

/* 移动抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(18,21,18,.45);opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;z-index:80}
.drawer-mask.open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:var(--bg);border-left:1px solid var(--line);z-index:90;padding:22px;display:flex;flex-direction:column;transform:translateX(102%);transition:transform .28s var(--ease)}
.mobile-drawer.open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-s);background:transparent;color:var(--brand)}
.drawer-links a{display:block;padding:15px 0;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.drawer-links a.active{color:var(--brand);font-weight:800}
.drawer-cta{margin-top:22px;display:flex;align-items:center;justify-content:center;height:48px;background:var(--accent);color:var(--brand);font-weight:800;border-radius:var(--radius-s)}

/* Hero */
.hero{padding:52px 0 66px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:56px;align-items:center}
.status-pill{display:inline-flex;align-items:center;gap:9px;padding:6px 14px;border-radius:var(--pill);background:rgba(199,242,90,.34);border:1px solid rgba(18,59,51,.16);font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--brand)}
.status-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-2);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.78)}}
.hero-title{font-size:clamp(2.4rem,5.2vw,4.1rem);line-height:1.06;font-weight:900;letter-spacing:-.03em;margin-top:20px}
.hero-title .bar{color:var(--brand-2)}
.hero-sub{max-width:33em;margin-top:20px;font-size:17px;line-height:1.8;color:var(--ink-2)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 26px;border-radius:var(--radius-s);font-size:15px;font-weight:800;border:1px solid transparent;transition:transform .2s var(--ease),background .2s,color .2s,border-color .2s,box-shadow .2s}
.btn-primary{background:var(--brand);color:#F7F5EF;box-shadow:0 10px 24px rgba(18,59,51,.16)}
.btn-primary:hover{background:var(--accent);color:var(--brand);transform:translateY(-1px);box-shadow:0 14px 28px rgba(18,59,51,.14)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand);color:#F7F5EF;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.hero-metrics{display:flex;flex-wrap:wrap;gap:34px;margin-top:38px;padding-top:22px;border-top:1px solid var(--line)}
.metric{min-width:120px}
.metric span{display:block;font-size:11.5px;font-weight:800;letter-spacing:.08em;color:var(--muted)}
.metric strong{display:block;margin-top:6px;font-size:16px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace}
.hero-visual{position:relative}
.hero-figure{position:relative;margin:0;border:1px solid var(--brand);border-radius:6px;overflow:hidden;aspect-ratio:4/4.5;background:#DFDACD}
.hero-figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.hero-figure:hover img{transform:scale(1.03)}
.hero-index{position:absolute;top:12px;left:12px;padding:5px 10px;background:rgba(18,59,51,.9);color:#F5F2EA;font-size:11px;font-weight:800;letter-spacing:.1em;border-radius:3px}
.hero-float{position:absolute;left:-20px;bottom:26px;min-width:196px;padding:14px 16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);box-shadow:var(--shadow)}
.hf-label{display:block;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--muted)}
.hf-time{display:block;margin-top:4px;font-family:"Roboto Mono",ui-monospace,monospace;font-size:18px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums}
.hf-note{display:block;margin-top:4px;font-size:11.5px;color:var(--muted)}
.hero-vertical{position:absolute;right:-14px;top:24px;writing-mode:vertical-rl;font-size:11.5px;font-weight:800;letter-spacing:.24em;color:var(--brand-2)}

/* 板块 */
.section{padding:88px 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px}
.eyebrow{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.16em;color:var(--brand-2);padding-bottom:6px;border-bottom:2px solid var(--accent)}
.section-title{font-size:clamp(1.75rem,3vw,2.45rem);line-height:1.15;font-weight:800;margin-top:14px}
.section-desc{margin-top:14px;font-size:16px;color:var(--ink-2)}

/* 概览数据 */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.stat{background:#FDFCF8;border:1px solid var(--line);border-radius:6px;padding:24px;transition:transform .22s var(--ease),border-color .22s,box-shadow .22s}
.stat:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow)}
.stat strong{display:block;font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:900;color:var(--brand);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--ink-2)}

/* 时间轴 */
.timeline{position:relative;margin-top:52px}
.timeline::before{content:"";position:absolute;left:96px;top:10px;bottom:10px;width:1px;background:linear-gradient(180deg,var(--brand) 0%,var(--line) 100%)}
.tl-item{position:relative;display:grid;grid-template-columns:96px 1fr;gap:38px;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-time{text-align:right;padding-top:20px;font-family:"Roboto Mono",ui-monospace,monospace;font-size:12.5px;letter-spacing:.04em;color:var(--muted);font-variant-numeric:tabular-nums}
.tl-body{position:relative}
.tl-body::before{content:"";position:absolute;left:-43px;top:26px;width:11px;height:11px;border-radius:50%;background:var(--bg);border:2px solid var(--brand);transition:background .22s,border-color .22s,transform .22s}
.tl-item.active .tl-body::before{background:var(--accent);border-color:var(--brand);transform:scale(1.15)}
.tl-card{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:24px 26px;transition:transform .22s var(--ease),border-color .22s,box-shadow .22s}
.tl-item:hover .tl-card{transform:translateY(-2px);border-color:var(--brand);box-shadow:var(--shadow)}
.tl-step{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.1em;color:var(--brand-2);background:rgba(199,242,90,.28);padding:3px 10px;border-radius:var(--pill)}
.tl-card h3{margin-top:12px;font-size:21px;line-height:1.3;font-weight:700}
.tl-card p{margin-top:8px;font-size:15px;line-height:1.8;color:var(--ink-2)}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:11.5px;font-weight:700;letter-spacing:.04em;color:var(--ink-2);background:#F1EEE3;border:1px solid var(--line);border-radius:var(--pill);padding:3px 11px}

/* 奖励 */
.reward-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;margin-top:44px;align-items:stretch}
.reward-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:6px;overflow:hidden;transition:transform .22s var(--ease),border-color .22s,box-shadow .22s}
.reward-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow)}
.reward-media{aspect-ratio:16/9;overflow:hidden;background:#DFDACD}
.reward-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.reward-card:hover .reward-media img{transform:scale(1.04)}
.reward-body{padding:26px 28px 28px}
.reward-body h3{font-size:22px;line-height:1.3;font-weight:800}
.reward-body p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.reward-list{margin-top:16px;display:grid;gap:8px}
.reward-list li{position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-2)}
.reward-list li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;background:var(--accent);border:1px solid var(--brand);border-radius:1px}
.reward-card.dark{background:var(--brand);border-color:var(--brand);color:#EDEFE8;justify-content:space-between}
.reward-card.dark h3,.reward-card.dark .reward-body h3{color:#F7F5EF}
.reward-card.dark p,.reward-card.dark .reward-list li{color:rgba(240,244,236,.78)}
.reward-card.dark .reward-list li::before{background:var(--accent);border-color:var(--accent)}
.reward-card.dark .reward-body{padding:32px 30px}
.reward-foot{margin-top:22px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid rgba(240,244,236,.2)}
.reward-foot span{font-size:12px;letter-spacing:.06em;color:rgba(240,244,236,.66)}
.reward-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:800;color:var(--accent)}
.reward-link svg{transition:transform .22s var(--ease)}
.reward-link:hover svg{transform:translateX(3px)}

/* 规则行 */
.rule-list{margin-top:42px;border-top:1px solid var(--line)}
.rule-row{display:grid;grid-template-columns:72px 1fr;gap:26px;padding:28px 0;border-bottom:1px solid var(--line);transition:background .22s var(--ease),padding-left .22s var(--ease)}
.rule-row:hover{background:rgba(199,242,90,.14);padding-left:12px}
.rule-num{font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-size:28px;font-weight:900;line-height:1;color:var(--brand);opacity:.32;padding-top:6px}
.rule-row:hover .rule-num{color:var(--warm);opacity:1}
.rule-row h3{font-size:19px;font-weight:700}
.rule-row p{margin-top:6px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:56em}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;margin-top:48px;align-items:start}
.faq-aside p{margin-top:14px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-aside .btn{margin-top:22px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{display:flex;align-items:center;gap:14px;width:100%;padding:22px 0;background:none;border:0;text-align:left;font-size:18px;font-weight:700;color:var(--ink);transition:color .2s}
.faq-q:hover{color:var(--brand-2)}
.faq-q .num{flex:none;font-family:"Roboto Mono",ui-monospace,monospace;font-size:12px;font-weight:700;color:var(--muted)}
.faq-q .txt{flex:1}
.faq-icon{flex:none;width:22px;height:22px;position:relative;transition:transform .24s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);transform:translate(-50%,-50%)}
.faq-icon::before{width:13px;height:2px}
.faq-icon::after{width:2px;height:13px;transition:opacity .24s var(--ease)}
.faq-item.open .faq-icon::after{opacity:0}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{overflow:hidden;max-height:0;transition:max-height .3s var(--ease)}
.faq-a p{padding:0 36px 22px 0;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:60em}

/* CTA 与表单 */
.cta-panel{background:var(--brand);border-radius:var(--radius-m);padding:56px;display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;box-shadow:0 24px 60px rgba(18,59,51,.18)}
.cta-panel h2{color:#F7F5EF;font-size:clamp(1.7rem,2.8vw,2.3rem);line-height:1.2;font-weight:800}
.cta-panel .cta-desc{margin-top:14px;font-size:15.5px;line-height:1.85;color:rgba(240,244,236,.78);max-width:30em}
.cta-points{margin-top:24px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(240,244,236,.9)}
.cta-points li svg{flex:none;margin-top:5px;color:var(--accent)}
.cta-deadline{margin-top:26px;display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border:1px solid rgba(199,242,90,.42);border-radius:var(--pill);font-size:12.5px;font-weight:700;letter-spacing:.04em;color:var(--accent)}
.form-card{background:var(--surface);border-radius:var(--radius-m);padding:28px;box-shadow:var(--shadow)}
.form-title{font-size:19px;font-weight:800}
.form-note{margin-top:6px;font-size:13px;line-height:1.7;color:var(--muted)}
.field{margin-top:16px}
.field label{display:block;margin-bottom:7px;font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--ink-2)}
.field input,.field select{width:100%;height:48px;padding:0 14px;background:#FDFCF8;border:1px solid var(--line);border-radius:var(--radius-s);font-size:15px;color:var(--ink);transition:border-color .2s,box-shadow .2s,background .2s}
.field input::placeholder{color:#A7ACA3}
.field input:focus,.field select:focus{outline:none;border-color:var(--brand);background:#FFFFFF;box-shadow:0 0 0 3px var(--focus)}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;margin-top:18px;font-size:13px;line-height:1.7;color:var(--ink-2)}
.checkbox-row input{width:16px;height:16px;margin-top:3px;accent-color:var(--brand);flex:none}
.form-submit{width:100%;height:50px;margin-top:20px;border:0;border-radius:var(--radius-s);background:var(--accent);color:var(--brand);font-size:15px;font-weight:900;transition:background .2s,color .2s,transform .2s var(--ease)}
.form-submit:hover{background:var(--brand-2);color:#F7F5EF;transform:translateY(-1px)}
.form-submit:active{transform:translateY(1px)}
.form-status{margin-top:14px;font-size:13px;line-height:1.7;min-height:20px;color:var(--muted)}
.form-status.err{color:var(--warm)}
.form-status.ok{color:var(--brand-2);background:rgba(199,242,90,.3);border:1px solid rgba(18,59,51,.14);border-radius:var(--radius-s);padding:10px 12px}

/* 页脚 */
.site-footer{background:var(--brand);color:#E9EDE4;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.site-footer .logo{color:#F7F5EF}
.site-footer .logo-mark{background:var(--accent)}
.site-footer .logo-mark::after{background:#F7F5EF}
.footer-brand p{margin-top:16px;max-width:26em;font-size:14px;line-height:1.9;color:rgba(240,244,236,.72)}
.footer-col h3{margin-bottom:16px;font-size:13px;font-weight:800;letter-spacing:.08em;color:#F7F5EF}
.footer-col li{margin-bottom:10px;font-size:14px;color:rgba(240,244,236,.7)}
.footer-col a{transition:color .2s}
.footer-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:48px;padding-top:20px;border-top:1px solid rgba(240,244,236,.18);font-size:12.5px;color:rgba(240,244,236,.6)}
.footer-bottom a{color:var(--accent)}
.footer-bottom a:hover{text-decoration:underline;text-underline-offset:3px}

/* 响应式 */
@media (max-width:1023px){
  .nav-links{display:none}
  .menu-btn{display:inline-flex}
  .nav-cta{display:none}
  .hero{padding:36px 0 52px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{order:2}
  .hero-figure{aspect-ratio:16/10}
  .hero-float{left:12px;bottom:12px}
  .hero-vertical{display:none}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .timeline::before{left:7px}
  .tl-item{grid-template-columns:1fr;gap:10px;padding-left:32px;padding-bottom:26px}
  .tl-time{text-align:left;padding-top:0}
  .tl-body::before{left:-31px;top:8px}
  .reward-grid{grid-template-columns:1fr}
  .rule-row{grid-template-columns:48px 1fr;gap:16px}
  .rule-num{font-size:22px}
  .faq-grid{grid-template-columns:1fr;gap:30px}
  .cta-panel{grid-template-columns:1fr;padding:34px;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .countdown-inner{flex-wrap:wrap;justify-content:center;row-gap:4px;padding:7px 0}
  .cd-clock{font-size:12px}
  .hero-title{font-size:clamp(2.1rem,8.6vw,2.7rem)}
  .hero-sub{font-size:16px}
  .hero-metrics{gap:20px}
  .metric{min-width:calc(50% - 10px)}
  .btn{width:100%;height:48px}
  .hero-actions{gap:10px}
  .stat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .stat{padding:18px}
  .faq-q{font-size:16.5px;padding:18px 0}
  .faq-a p{padding-right:0}
  .cta-panel{padding:24px 20px}
  .form-card{padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .site-footer{padding:56px 0 24px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
    --bg:#F5F2EA;
    --bg-2:#EEEADC;
    --surface:#FFFFFF;
    --ink:#121512;
    --ink-2:#4F574F;
    --muted:#7A8078;
    --line:#DCD7CA;
    --brand:#123B33;
    --brand-2:#1E5C4F;
    --accent:#C7F25A;
    --warm:#FF6B3D;
    --focus:rgba(199,242,90,.55);
    --shadow:0 18px 50px rgba(18,59,51,.08);
    --shadow-lg:0 26px 70px rgba(18,59,51,.14);
    --radius-s:4px;
    --radius-m:8px;
    --pill:999px;
    --ease:cubic-bezier(.2,.7,.2,1);
    --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  html body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  body img{max-width:100%;display:block;height:auto}
  body a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
  body button{font:inherit;color:inherit;cursor:pointer}
  body h1,body h2,body h3,body h4{margin:0;color:var(--ink);letter-spacing:-.02em}
  body p{margin:0}
  body ul,body ol{margin:0;padding:0;list-style:none}
  body svg{display:block}
  :focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:3px}
  body .container{
    width:100%;
    max-width:1240px;
    margin:0 auto;
    padding-left:24px;
    padding-right:24px;
  }

  /* ---------- 倒计时条 ---------- */
  .countdown-bar{
    background:var(--brand);
    color:#EDEFE4;
    font-size:12px;
    letter-spacing:.04em;
  }
  .countdown-inner{
    display:flex;
    align-items:center;
    gap:18px;
    height:32px;
    min-height:32px;
  }
  .cd-label{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:#B8C6BB;
    font-weight:600;
    white-space:nowrap;
  }
  .cd-label::before{
    content:"";
    width:6px;height:6px;border-radius:50%;
    background:var(--accent);
    box-shadow:0 0 0 3px rgba(199,242,90,.18);
  }
  .cd-clock{
    display:flex;
    align-items:center;
    gap:5px;
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    color:var(--accent);
    font-weight:700;
    letter-spacing:.08em;
  }
  .cd-sep{color:rgba(199,242,90,.55)}
  .cd-link{
    margin-left:auto;
    color:#D7E0D2;
    text-decoration:underline;
    text-underline-offset:3px;
    text-decoration-thickness:1px;
    white-space:nowrap;
  }
  .cd-link:hover{color:var(--accent)}

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:80;
    background:rgba(245,242,234,.94);
    -webkit-backdrop-filter:blur(12px);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s var(--ease),background .25s var(--ease);
  }
  .site-header.scrolled{box-shadow:0 10px 32px rgba(18,59,51,.08)}
  .nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
    height:68px;
  }
  .nav-left{display:flex;align-items:center;gap:36px;min-width:0}
  .logo{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-size:18px;
    font-weight:900;
    letter-spacing:-.02em;
    color:var(--ink);
    white-space:nowrap;
  }
  .logo-mark{
    position:relative;
    width:15px;height:15px;
    flex:none;
    background:var(--brand);
    border-radius:3px;
  }
  .logo-mark::after{
    content:"";
    position:absolute;
    inset:4px;
    background:var(--accent);
    border-radius:1px;
  }
  .nav-links{display:flex;align-items:center;gap:24px;font-size:14px}
  .nav-links a{
    position:relative;
    padding:6px 0;
    color:var(--ink-2);
    white-space:nowrap;
  }
  .nav-links a::after{
    content:"";
    position:absolute;
    left:0;right:0;bottom:0;
    height:2px;
    background:var(--brand);
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .22s var(--ease);
  }
  .nav-links a:hover{color:var(--ink)}
  .nav-links a:hover::after{transform:scaleX(1)}
  .nav-links a.active{color:var(--brand);font-weight:700}
  .nav-links a.active::after{transform:scaleX(1);background:var(--accent)}
  .nav-right{display:flex;align-items:center;gap:12px}
  .search-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:40px;height:40px;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
    background:transparent;
    color:var(--brand);
    transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
  }
  .search-btn:hover{background:var(--surface);border-color:var(--brand);transform:translateY(-1px)}
  .nav-cta{
    display:inline-flex;
    align-items:center;
    height:42px;
    padding:0 20px;
    background:var(--accent);
    color:var(--brand);
    font-size:14px;
    font-weight:700;
    border-radius:var(--radius-s);
    transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
  }
  .nav-cta:hover{background:var(--brand);color:#F8F6EE;transform:translateY(-1px)}
  .nav-cta:active{transform:translateY(1px)}
  .menu-btn{
    display:none;
    align-items:center;
    justify-content:center;
    width:40px;height:40px;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
    background:transparent;
    color:var(--brand);
  }
  .menu-btn:hover{background:var(--surface);border-color:var(--brand)}

  /* ---------- Hero ---------- */
  .hero{
    padding:64px 0 68px;
    border-bottom:1px solid var(--line);
    background:
      radial-gradient(circle at 82% 12%,rgba(199,242,90,.22),transparent 46%),
      linear-gradient(180deg,rgba(255,255,255,.55),rgba(245,242,234,0));
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1.35fr .75fr;
    gap:56px;
    align-items:center;
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 14px;
    background:rgba(199,242,90,.5);
    border:1px solid rgba(18,59,51,.12);
    border-radius:var(--pill);
    font-size:12px;
    font-weight:700;
    letter-spacing:.08em;
    color:var(--brand);
  }
  .hero h1{
    margin-top:22px;
    font-size:clamp(2.2rem,4.6vw,3.5rem);
    line-height:1.08;
    font-weight:900;
    letter-spacing:-.03em;
  }
  .hero-sub{
    margin-top:20px;
    max-width:34em;
    font-size:17px;
    line-height:1.85;
    color:var(--ink-2);
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:50px;
    padding:0 26px;
    border:1px solid transparent;
    border-radius:var(--radius-s);
    font-size:15px;
    font-weight:700;
    letter-spacing:.01em;
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .btn-primary{background:var(--brand);color:#F8F6EE}
  .btn-primary:hover{background:var(--accent);color:var(--brand);transform:translateY(-1px);box-shadow:0 12px 26px rgba(18,59,51,.16)}
  .btn-primary:active{transform:translateY(1px);box-shadow:none}
  .btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
  .btn-ghost:hover{background:var(--brand);color:#F8F6EE;transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(1px)}
  .btn-accent{background:var(--accent);color:var(--brand)}
  .btn-accent:hover{background:#B9E64B;transform:translateY(-1px)}
  .btn-accent:active{transform:translateY(1px)}
  .hero-metrics{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
    margin-top:40px;
    padding-top:24px;
    border-top:1px dashed var(--line);
  }
  .hero-metrics strong{
    display:block;
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:20px;
    font-weight:800;
    color:var(--brand);
    letter-spacing:-.01em;
  }
  .hero-metrics span{display:block;margin-top:4px;font-size:12px;color:var(--muted)}
  .hero-figure{position:relative}
  .hero-figure img{
    width:100%;
    aspect-ratio:1/1;
    object-fit:cover;
    border-radius:var(--radius-m);
    border:1px solid var(--line);
    box-shadow:var(--shadow);
  }
  .figure-tag{
    position:absolute;
    left:16px;bottom:16px;
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:7px 14px;
    background:rgba(18,59,51,.92);
    color:#EDEFE4;
    font-size:12px;
    font-weight:700;
    letter-spacing:.06em;
    border-radius:var(--pill);
    border:1px solid rgba(199,242,90,.5);
  }
  .figure-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

  /* ---------- 板块通用 ---------- */
  .section{padding:88px 0}
  .section-alt{background:var(--bg-2)}
  .section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:32px;
    flex-wrap:wrap;
    margin-bottom:40px;
  }
  .section-kicker{
    display:block;
    font-family:var(--mono);
    font-size:12px;
    font-weight:700;
    letter-spacing:.16em;
    color:var(--brand-2);
    margin-bottom:12px;
  }
  .section-title{
    font-size:clamp(1.6rem,2.7vw,2.3rem);
    line-height:1.15;
    font-weight:800;
    letter-spacing:-.025em;
  }
  .section-sub{
    margin-top:12px;
    max-width:62ch;
    font-size:15px;
    line-height:1.85;
    color:var(--ink-2);
  }
  .section-link{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:14px;
    font-weight:700;
    color:var(--brand);
  }
  .section-link:hover{text-decoration:underline;text-underline-offset:3px}
  .section-link svg{transition:transform .2s var(--ease)}
  .section-link:hover svg{transform:translateX(3px)}

  /* ---------- 安全清单 ---------- */
  .check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .check-card{
    display:flex;
    gap:16px;
    padding:24px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
  }
  .check-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
  .check-icon{
    flex:none;
    width:34px;height:34px;
    border-radius:50%;
    background:rgba(199,242,90,.55);
    color:var(--brand);
    display:flex;
    align-items:center;
    justify-content:center;
  }
  .check-card h3{font-size:18px;line-height:1.4;font-weight:700}
  .check-card p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-2)}

  /* ---------- 风险对照 ---------- */
  .risk-board{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    padding:8px 28px;
    box-shadow:var(--shadow);
  }
  .risk-head-row{
    display:grid;
    grid-template-columns:1.05fr 1.15fr 1.3fr;
    gap:24px;
    padding:18px 0 14px;
    border-bottom:1px solid var(--line);
    font-size:11px;
    font-weight:700;
    letter-spacing:.12em;
    color:var(--muted);
  }
  .risk-row{
    display:grid;
    grid-template-columns:1.05fr 1.15fr 1.3fr;
    gap:24px;
    padding:22px 0;
    border-bottom:1px solid var(--line);
    align-items:start;
    transition:background .2s var(--ease);
  }
  .risk-row:last-child{border-bottom:0}
  .risk-row:hover{background:rgba(199,242,90,.09)}
  .risk-row strong{font-size:16px;font-weight:700;line-height:1.6}
  .risk-row p{font-size:14px;line-height:1.8;color:var(--ink-2)}
  .risk-row .risk-fix{
    display:flex;
    gap:10px;
    font-size:14px;
    line-height:1.8;
    color:var(--brand);
    font-weight:600;
  }
  .risk-fix span.arrow{color:var(--warm);font-weight:800;line-height:1.8}

  /* ---------- 设置步骤 ---------- */
  .steps{display:grid;gap:0;max-width:880px}
  .step{
    position:relative;
    display:grid;
    grid-template-columns:60px 1fr;
    gap:22px;
    padding-bottom:34px;
  }
  .step:last-child{padding-bottom:0}
  .step-num{
    position:relative;
    width:56px;height:56px;
    border-radius:50%;
    background:var(--surface);
    border:1px solid var(--line);
    display:flex;
    align-items:center;
    justify-content:center;
    font-family:var(--mono);
    font-size:17px;
    font-weight:800;
    color:var(--brand);
  }
  .step:not(:last-child) .step-num::after{
    content:"";
    position:absolute;
    top:100%;
    left:50%;
    width:1px;
    height:34px;
    background:var(--line);
    transform:translateX(-50%);
  }
  .step:hover .step-num{border-color:var(--brand);color:var(--warm);transition:color .2s var(--ease),border-color .2s var(--ease)}
  .step-body{padding-top:8px}
  .step-body h3{font-size:20px;font-weight:700;line-height:1.4}
  .step-body p{margin-top:8px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:56ch}

  /* ---------- 提示带 ---------- */
  .notice-band{
    display:grid;
    grid-template-columns:auto 1fr auto;
    align-items:center;
    gap:24px;
    padding:28px 32px;
    background:var(--surface);
    border:1px solid var(--line);
    border-left:4px solid var(--accent);
    border-radius:var(--radius-m);
  }
  .notice-band h3{font-size:18px;font-weight:700;line-height:1.4}
  .notice-band p{margin-top:6px;font-size:14px;line-height:1.8;color:var(--ink-2)}

  /* ---------- FAQ ---------- */
  .faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
  .faq-aside h2{
    font-size:clamp(1.6rem,2.6vw,2.2rem);
    line-height:1.15;
    font-weight:800;
    letter-spacing:-.025em;
  }
  .faq-aside p{margin-top:14px;font-size:15px;line-height:1.85;color:var(--ink-2)}
  .faq-aside .btn{margin-top:24px}
  .faq-list{border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{
    width:100%;
    display:flex;
    align-items:flex-start;
    gap:16px;
    justify-content:space-between;
    padding:22px 0;
    background:none;
    border:0;
    text-align:left;
    font-size:18px;
    font-weight:700;
    line-height:1.5;
    color:var(--ink);
    transition:color .2s var(--ease);
  }
  .faq-q:hover{color:var(--brand-2)}
  .faq-idx{
    flex:none;
    font-family:var(--mono);
    font-size:12px;
    font-weight:700;
    color:var(--muted);
    padding-top:6px;
    letter-spacing:.06em;
  }
  .faq-qtext{flex:1}
  .faq-icon{
    flex:none;
    width:26px;height:26px;
    display:flex;
    align-items:center;
    justify-content:center;
    border:1px solid var(--line);
    border-radius:50%;
    color:var(--brand);
    transition:transform .25s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
  }
  .faq-item.open .faq-icon{transform:rotate(45deg);background:var(--accent);border-color:var(--accent)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
  .faq-a p{
    padding:0 42px 24px 46px;
    font-size:15px;
    line-height:1.85;
    color:var(--ink-2);
  }

  /* ---------- CTA ---------- */
  .cta-wrap{padding:0 0 96px}
  .cta-panel{
    position:relative;
    overflow:hidden;
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:48px;
    align-items:center;
    padding:56px;
    border-radius:var(--radius-m);
    background-color:var(--brand);
    background-image:linear-gradient(rgba(18,59,51,.95),rgba(18,59,51,.97)),url('/assets/images/backpic/back-2.webp');
    background-size:cover;
    background-position:center;
    color:#EFF1E6;
    box-shadow:var(--shadow-lg);
  }
  .cta-panel .cta-kicker{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12px;
    font-weight:700;
    letter-spacing:.14em;
    color:var(--accent);
  }
  .cta-panel h2{
    margin-top:14px;
    font-size:clamp(1.7rem,3vw,2.4rem);
    line-height:1.15;
    font-weight:800;
    color:#F7F6ED;
    letter-spacing:-.025em;
  }
  .cta-panel .cta-desc{margin-top:14px;font-size:15px;line-height:1.85;color:#C4D1C6;max-width:38ch}
  .cta-points{margin-top:26px;display:grid;gap:12px}
  .cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#DDE6DA;line-height:1.7}
  .cta-points svg{flex:none;margin-top:4px;color:var(--accent)}
  .form-card{
    background:var(--surface);
    color:var(--ink);
    border-radius:var(--radius-m);
    padding:28px;
    box-shadow:0 20px 60px rgba(0,0,0,.22);
  }
  .form-card h3{font-size:19px;font-weight:800;line-height:1.4}
  .form-card .form-tip{margin-top:6px;font-size:12px;line-height:1.7;color:var(--muted)}
  .field{margin-top:16px}
  .field label{
    display:block;
    font-size:12px;
    font-weight:700;
    letter-spacing:.04em;
    color:var(--ink-2);
    margin-bottom:8px;
  }
  .field input[type="tel"]{
    width:100%;
    height:48px;
    padding:0 14px;
    font-size:15px;
    color:var(--ink);
    background:#FCFBF6;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
  }
  .field input[type="tel"]::placeholder{color:#A9AEA4}
  .field input[type="tel"]:focus{
    outline:none;
    border-color:var(--brand);
    background:#fff;
    box-shadow:0 0 0 3px var(--focus);
  }
  .checkbox-row{
    display:flex;
    gap:10px;
    align-items:flex-start;
    margin-top:16px;
    font-size:12px;
    line-height:1.7;
    color:var(--ink-2);
  }
  .checkbox-row input{margin-top:3px;width:15px;height:15px;accent-color:#123B33;flex:none}
  .form-card .btn{width:100%;margin-top:18px;height:48px}
  .form-msg{margin-top:12px;font-size:13px;line-height:1.7;color:var(--warm);min-height:20px}
  .form-msg.ok{color:var(--brand-2);font-weight:600}

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--brand);
    color:#C3CEC4;
    padding:64px 0 28px;
    font-size:14px;
  }
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
  .footer-brand .logo{color:#F6F4EC;font-size:18px}
  .footer-brand .logo-mark{background:var(--accent)}
  .footer-brand .logo-mark::after{background:var(--brand)}
  .footer-brand p{margin-top:16px;max-width:34ch;font-size:13px;line-height:1.9;color:#9FB1A4}
  .footer-col h3{font-size:13px;font-weight:700;letter-spacing:.08em;color:#F1F2E7;margin-bottom:16px}
  .footer-col li{margin-bottom:10px;font-size:13px;color:#9FB1A4;line-height:1.7}
  .footer-col a{color:#9FB1A4}
  .footer-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
  .footer-bottom{
    margin-top:48px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    font-size:12px;
    color:#8C9C90;
  }
  .footer-bottom a{color:var(--accent)}
  .footer-bottom a:hover{text-decoration:underline;text-underline-offset:3px}

  /* ---------- 移动抽屉 / 搜索 ---------- */
  .drawer-backdrop{
    position:fixed;
    inset:0;
    z-index:90;
    background:rgba(18,21,18,.42);
    opacity:0;
    pointer-events:none;
    transition:opacity .25s var(--ease);
  }
  .drawer-backdrop.show{opacity:1;pointer-events:auto}
  .drawer{
    position:fixed;
    top:0;right:0;
    z-index:95;
    width:84%;
    max-width:360px;
    height:100%;
    background:var(--bg);
    border-left:1px solid var(--line);
    padding:20px 22px 28px;
    display:flex;
    flex-direction:column;
    transform:translateX(102%);
    transition:transform .28s var(--ease);
    overflow-y:auto;
  }
  .drawer.open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
  .drawer-title{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--muted)}
  .drawer-close{
    width:36px;height:36px;
    display:flex;align-items:center;justify-content:center;
    background:transparent;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
    color:var(--brand);
  }
  .drawer-close:hover{background:var(--surface)}
  .drawer-links{display:flex;flex-direction:column;gap:6px}
  .drawer-links a{
    padding:12px 4px;
    font-size:16px;
    font-weight:600;
    color:var(--ink-2);
    border-bottom:1px solid var(--line);
  }
  .drawer-links a.active{color:var(--brand);font-weight:800}
  .drawer-links a:hover{color:var(--brand)}
  .drawer-cta{width:100%;margin-top:24px}

  .search-panel{
    position:fixed;
    inset:0;
    z-index:96;
    display:none;
    align-items:flex-start;
    justify-content:center;
    padding:120px 20px 40px;
    background:rgba(18,21,18,.45);
    -webkit-backdrop-filter:blur(4px);
    backdrop-filter:blur(4px);
  }
  .search-panel.show{display:flex}
  .search-box{
    width:100%;
    max-width:620px;
    background:var(--surface);
    border-radius:var(--radius-m);
    padding:24px;
    box-shadow:var(--shadow-lg);
  }
  .search-box h3{font-size:17px;font-weight:800}
  .search-box .search-tip{margin-top:6px;font-size:12px;color:var(--muted)}
  .search-input-row{display:flex;gap:10px;margin-top:18px}
  .search-input-row input{
    flex:1;
    height:48px;
    padding:0 14px;
    font-size:15px;
    color:var(--ink);
    background:#FCFBF6;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
  }
  .search-input-row input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus);background:#fff}
  .search-close{
    margin-top:14px;
    font-size:13px;
    color:var(--muted);
    background:none;
    border:0;
    padding:0;
    text-decoration:underline;
    text-underline-offset:3px;
  }
  .search-close:hover{color:var(--brand)}
  .search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
  .search-tags span{
    padding:5px 12px;
    font-size:12px;
    color:var(--brand);
    background:rgba(199,242,90,.35);
    border-radius:var(--pill);
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1023px){
    .nav-links{display:none}
    .menu-btn{display:inline-flex}
    .nav-cta{display:none}
    .hero{padding:44px 0 52px}
    .hero-grid{grid-template-columns:1fr;gap:36px}
    .hero-figure{order:2}
    .hero-figure img{aspect-ratio:16/10;max-height:340px}
    .section{padding:64px 0}
    .faq-grid{grid-template-columns:1fr;gap:32px}
    .risk-board{padding:8px 20px}
    .risk-head-row{display:none}
    .risk-row{grid-template-columns:1fr;gap:12px;padding:22px 0}
    .risk-row .risk-label{display:block}
    .cta-wrap{padding-bottom:64px}
    .cta-panel{grid-template-columns:1fr;gap:32px;padding:36px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  }
  @media (max-width:767px){
    body .container{padding-left:18px;padding-right:18px}
    .countdown-inner{height:auto;min-height:32px;padding:7px 0;flex-wrap:wrap;gap:10px;row-gap:6px}
    .cd-link{margin-left:0}
    .nav-inner{height:62px;gap:12px}
    .logo{font-size:16px}
    .check-grid{grid-template-columns:1fr}
    .hero-metrics{grid-template-columns:1fr 1fr;gap:18px}
    .hero-actions .btn{flex:1 1 100%}
    .notice-band{grid-template-columns:1fr;gap:14px;padding:22px}
    .faq-a p{padding:0 0 22px 46px}
    .risk-row strong{font-size:15px}
  }
  @media (max-width:519px){
    .hero h1{font-size:2rem}
    .hero-metrics{grid-template-columns:1fr}
    .step{grid-template-columns:44px 1fr;gap:16px}
    .step-num{width:44px;height:44px;font-size:15px}
    .step:not(:last-child) .step-num::after{height:30px}
    .footer-grid{grid-template-columns:1fr;gap:28px}
    .cta-panel{padding:26px}
    .form-card{padding:22px}
    .faq-q{font-size:16px;gap:12px}
    .faq-a p{padding-left:0}
    .search-input-row{flex-direction:column}
  }
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  }

/* roulang page: category4 */
:root{
  --bg:#F5F2EA;
  --surface:#FFFFFF;
  --ink:#121512;
  --ink-2:#4F574F;
  --muted:#7A8078;
  --line:#DCD7CA;
  --brand:#123B33;
  --brand-2:#1E5C4F;
  --accent:#C7F25A;
  --warm:#FF6B3D;
  --focus:rgba(199,242,90,.55);
  --shadow:0 18px 50px rgba(18,59,51,.08);
  --shadow-s:0 6px 18px rgba(18,59,51,.06);
  --radius-s:4px;
  --radius-m:8px;
  --pill:999px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink);letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--accent);color:var(--brand)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;box-shadow:0 0 0 4px var(--focus)}
body .container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ============ 倒计时条 ============ */
.countdown-bar{background:var(--brand);color:#F5F2EA;font-size:12px}
.cd-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:32px;padding-top:4px;padding-bottom:4px;flex-wrap:wrap}
.cd-label{letter-spacing:.12em;font-weight:700;color:rgba(245,242,234,.78);white-space:nowrap}
.cd-clock{display:flex;align-items:center;gap:3px;font-family:var(--font-num);font-weight:700;color:var(--accent);letter-spacing:.05em;font-variant-numeric:tabular-nums}
.cd-num{display:inline-block;min-width:22px;text-align:center;padding:0 2px;background:rgba(199,242,90,.12);border-radius:3px}
.cd-sep{opacity:.55}
.cd-link{color:#F5F2EA;font-size:12px;border-bottom:1px solid rgba(245,242,234,.45);padding-bottom:1px;white-space:nowrap}
.cd-link:hover{color:var(--accent);border-bottom-color:var(--accent)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,242,234,.94);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s cubic-bezier(.2,.7,.2,1);
}
.site-header.scrolled{box-shadow:0 10px 30px rgba(18,59,51,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.nav-left{display:flex;align-items:center;gap:30px;min-width:0}
.nav-right{display:flex;align-items:center;gap:12px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:900;color:var(--brand);letter-spacing:-.01em;white-space:nowrap}
.logo-mark{position:relative;width:18px;height:18px;border-radius:3px;background:var(--brand);flex:none}
.logo-mark::after{content:"";position:absolute;inset:5px;background:var(--accent);border-radius:1px}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{position:relative;font-size:14px;color:var(--ink-2);padding:4px 0;white-space:nowrap}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .22s cubic-bezier(.2,.7,.2,1);
}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand);font-weight:700}
.nav-links a.active::after{transform:scaleX(1);background:var(--accent)}
.search-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--radius-s);
  color:var(--brand);cursor:pointer;transition:background .2s,color .2s,border-color .2s;
}
.search-btn:hover{background:var(--brand);color:#F5F2EA;border-color:var(--brand)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 20px;
  background:var(--accent);color:var(--brand);font-size:14px;font-weight:800;border-radius:var(--radius-s);
  transition:transform .18s cubic-bezier(.2,.7,.2,1),background .2s,color .2s;
}
.nav-cta:hover{background:var(--brand);color:#F5F2EA;transform:translateY(-1px)}
.nav-cta:active{transform:translateY(1px)}
.menu-btn{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--radius-s);color:var(--brand);cursor:pointer;
}
.menu-btn:hover{background:var(--brand);color:#F5F2EA;border-color:var(--brand)}

/* 抽屉 */
.drawer{position:fixed;inset:0;z-index:90;visibility:hidden;pointer-events:none}
.drawer.open{visibility:visible;pointer-events:auto}
.drawer-backdrop{position:absolute;inset:0;background:rgba(18,21,18,.45);opacity:0;transition:opacity .22s ease}
.drawer.open .drawer-backdrop{opacity:1}
.drawer-panel{
  position:absolute;top:0;right:0;height:100%;width:min(86vw,350px);background:var(--bg);
  padding:20px;display:flex;flex-direction:column;gap:20px;overflow-y:auto;
  transform:translateX(100%);transition:transform .26s cubic-bezier(.2,.7,.2,1);
  box-shadow:-20px 0 50px rgba(18,59,51,.16);
}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);background:transparent;border-radius:var(--radius-s);font-size:20px;line-height:1;color:var(--brand);cursor:pointer}
.drawer-close:hover{background:var(--brand);color:#F5F2EA}
.drawer-links{display:grid;gap:4px}
.drawer-links a{display:block;padding:12px 8px;font-size:16px;color:var(--ink-2);border-radius:var(--radius-s)}
.drawer-links a:hover{background:rgba(18,59,51,.06);color:var(--brand)}
.drawer-links a.active{color:var(--brand);font-weight:800;background:rgba(199,242,90,.35)}
.drawer-cta{width:100%;justify-content:center}

/* 搜索面板 */
.search-panel{
  position:fixed;inset:0;z-index:95;display:flex;align-items:flex-start;justify-content:center;
  padding:120px 20px 40px;background:rgba(18,21,18,.42);visibility:hidden;opacity:0;
  transition:opacity .22s ease,visibility .22s ease;
}
.search-panel.open{visibility:visible;opacity:1}
.search-card{width:100%;max-width:560px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);box-shadow:var(--shadow);padding:24px}
.search-card label{display:block;font-size:13px;font-weight:700;color:var(--brand);margin-bottom:10px}
.search-row{display:flex;gap:10px;flex-wrap:wrap}
.search-row input{
  flex:1 1 220px;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-s);
  background:#FCFBF7;font-size:15px;color:var(--ink);
}
.search-row input::placeholder{color:var(--muted)}
.search-row input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus)}
.search-tip{margin-top:12px;font-size:12.5px;color:var(--muted)}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;
  border-radius:var(--radius-s);font-size:15px;font-weight:800;border:1px solid transparent;cursor:pointer;
  transition:transform .18s cubic-bezier(.2,.7,.2,1),background .2s,color .2s,border-color .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#F7F5EE}
.btn-primary:hover{background:var(--accent);color:var(--brand)}
.btn-accent{background:var(--accent);color:var(--brand)}
.btn-accent:hover{background:#F7F5EE;color:var(--brand)}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:var(--brand);color:#F7F5EE}
.btn-outline-light{background:transparent;border-color:rgba(245,242,234,.55);color:#F5F2EA}
.btn-outline-light:hover{background:#F5F2EA;color:var(--brand)}
.btn-sm{height:42px;padding:0 18px;font-size:14px}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--pill);
  background:rgba(18,59,51,.07);color:var(--brand);font-size:11px;font-weight:800;letter-spacing:.06em;
}
.tag-accent{background:var(--accent);color:var(--brand)}
.eyebrow{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--brand-2);text-transform:uppercase}
.h2{font-size:clamp(1.7rem,2.9vw,2.4rem);line-height:1.16;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.lead{color:var(--ink-2);font-size:16px;line-height:1.85;max-width:62ch}
.section{padding:88px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:40px;flex-wrap:wrap}
.section-head .head-text{max-width:640px}
.section-head .h2{margin-top:10px}
.section-head .lead{margin-top:14px}
.band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.text-link{font-size:14px;font-weight:800;color:var(--brand);border-bottom:1px solid rgba(18,59,51,.28);padding-bottom:2px}
.text-link:hover{color:var(--brand-2);border-bottom-color:var(--brand-2);text-underline-offset:3px}

/* ============ Hero ============ */
.hero{position:relative;padding:56px 0 76px;overflow:hidden}
.hero::before{
  content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,242,90,.32),rgba(199,242,90,0) 68%);pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:44px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 12px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--pill);font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--brand);
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--warm);flex:none}
.hero-title{
  margin-top:20px;font-size:clamp(2.2rem,4.7vw,3.65rem);line-height:1.06;font-weight:900;
  letter-spacing:-.03em;color:var(--brand);
}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--ink-2);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:36px 0 0;padding-top:22px;border-top:1px solid var(--line)}
.hero-meta dt{font-size:12px;letter-spacing:.05em;color:var(--muted)}
.hero-meta dd{margin:6px 0 0;font-size:15px;font-weight:800;color:var(--brand);font-family:var(--font-num);letter-spacing:.01em}
.hero-media{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.hero-media .shot{position:relative;overflow:hidden;border-radius:6px;border:1px solid rgba(18,59,51,.18);background:#E8E4D8}
.hero-media .shot-main{grid-column:1 / -1;aspect-ratio:16/10}
.hero-media .shot-sm{aspect-ratio:4/3}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.hero-media .shot:hover img{transform:scale(1.04)}
.media-tag{
  position:absolute;left:12px;top:12px;padding:4px 10px;border-radius:var(--pill);
  background:rgba(18,59,51,.9);color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.07em;
}
.media-caption{
  position:absolute;left:12px;right:12px;bottom:12px;padding:8px 10px;border-radius:var(--radius-s);
  background:rgba(18,59,51,.78);color:#F5F2EA;font-size:12px;line-height:1.6;
}

/* ============ 一大两小图文网格 ============ */
.rules-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px}
.mcard{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:6px;
  overflow:hidden;transition:transform .22s cubic-bezier(.2,.7,.2,1),box-shadow .22s,border-color .22s;
}
.mcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(18,59,51,.4)}
.mcard-lg{grid-column:span 7}
.mcard-sm{grid-column:span 5}
.mcard .thumb{overflow:hidden;background:#E8E4D8}
.mcard-lg .thumb{aspect-ratio:16/9}
.mcard-sm .thumb{aspect-ratio:16/7}
.mcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.mcard:hover .thumb img{transform:scale(1.04)}
.mcard-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.mcard-body h3{font-size:21px;line-height:1.35;font-weight:800}
.mcard-body p{font-size:15px;line-height:1.8;color:var(--ink-2)}
.mcard-foot{margin-top:auto;display:flex;align-items:center;gap:8px;font-size:13px;font-weight:800;color:var(--brand)}
.mcard-foot .arrow{transition:transform .22s}
.mcard:hover .mcard-foot .arrow{transform:translateX(4px)}

/* ============ 步骤时间线 ============ */
.steps{border-top:1px solid var(--line)}
.step{
  display:grid;grid-template-columns:88px minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start;
  padding:26px 0;border-bottom:1px solid var(--line);transition:background .2s;
}
.step:hover{background:rgba(199,242,90,.12)}
.step-num{font-family:var(--font-num);font-size:34px;font-weight:700;color:var(--brand);line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.step:hover .step-num{color:var(--warm)}
.step h3{font-size:19px;line-height:1.4;font-weight:800}
.step p{font-size:15px;line-height:1.8;color:var(--ink-2)}
.step .step-note{font-size:13px;color:var(--muted);margin-top:8px}

/* ============ 行式对照 ============ */
.rule-table{border-top:1px solid var(--line)}
.rule-row{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.7fr);gap:24px;
  padding:20px 0;border-bottom:1px solid var(--line);
}
.rule-row .cell-key{display:flex;align-items:flex-start;gap:10px;font-size:16px;font-weight:800;color:var(--ink)}
.rule-row .cell-key .mark{
  flex:none;width:22px;height:22px;border-radius:4px;background:rgba(255,107,61,.14);color:var(--warm);
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:900;margin-top:4px;
}
.rule-row .cell-val{font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ============ 相关入口 ============ */
.link-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.link-card{
  display:flex;flex-direction:column;gap:10px;padding:24px;background:var(--surface);
  border:1px solid var(--line);border-radius:6px;transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .22s,box-shadow .22s;
}
.link-card:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:var(--shadow-s)}
.link-card h3{font-size:18px;line-height:1.4;font-weight:800}
.link-card p{font-size:14px;line-height:1.8;color:var(--ink-2)}
.link-card .go{display:inline-flex;align-items:center;gap:8px;margin-top:6px;font-size:13px;font-weight:800;color:var(--brand)}
.link-card:hover .go .arrow{transform:translateX(4px)}
.link-card .go .arrow{transition:transform .22s}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:44px;align-items:start}
.faq-intro .h2{margin-top:10px}
.faq-intro .lead{margin-top:14px}
.faq-intro .btn{margin-top:24px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:20px 0;background:none;border:0;text-align:left;cursor:pointer;
  font-size:18px;font-weight:800;line-height:1.55;color:var(--ink);
}
.faq-q:hover{color:var(--brand-2)}
.faq-q .q-index{font-family:var(--font-num);font-size:13px;color:var(--muted);padding-top:4px;flex:none}
.faq-icon{position:relative;flex:none;width:18px;height:18px;margin-top:5px}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .22s,opacity .22s}
.faq-icon::before{left:0;top:8px;width:18px;height:2px}
.faq-icon::after{left:8px;top:0;width:2px;height:18px}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s cubic-bezier(.2,.7,.2,1)}
.faq-a p{padding:0 0 22px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:70ch}

/* ============ CTA ============ */
.cta-panel{
  position:relative;background:var(--brand);color:#F5F2EA;border-radius:8px;overflow:hidden;
  padding:48px;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:40px;align-items:center;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,242,90,.22),rgba(199,242,90,0) 70%);pointer-events:none;
}
.cta-panel h2{color:#F7F5EE;font-size:clamp(1.6rem,2.6vw,2.2rem);line-height:1.2;font-weight:900}
.cta-panel p{color:rgba(245,242,234,.78);font-size:15px;line-height:1.85;margin-top:14px;max-width:44ch}
.cta-list{margin-top:22px;display:grid;gap:10px}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(245,242,234,.86)}
.cta-list li::before{content:"";width:6px;height:6px;background:var(--accent);border-radius:1px;margin-top:10px;flex:none}
.cta-actions{position:relative;z-index:1;display:grid;gap:12px;justify-items:stretch}
.cta-actions .btn{width:100%}
.cta-note{font-size:12.5px;color:rgba(245,242,234,.6);line-height:1.7;margin-top:4px}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand);color:#E9E7DF;padding:64px 0 28px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px}
.footer-brand .logo{color:#F5F2EA}
.footer-brand .logo-mark{background:var(--accent)}
.footer-brand .logo-mark::after{background:var(--brand)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(245,242,234,.72);max-width:34ch}
.footer-col h3{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--accent);margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:14px;color:rgba(245,242,234,.74);line-height:1.7}
.footer-col a{color:rgba(245,242,234,.82)}
.footer-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(245,242,234,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(245,242,234,.6);
}
.footer-bottom a{color:rgba(245,242,234,.82)}
.footer-bottom a:hover{color:var(--accent)}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .nav-links{gap:18px}
  .nav-links a{font-size:13.5px}
  .nav-left{gap:22px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .menu-btn{display:inline-flex}
  .nav-cta{display:none}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero{padding:40px 0 56px}
  .hero-media{order:2;max-width:640px}
  .hero-meta{grid-template-columns:repeat(3,minmax(0,1fr))}
  .mcard-lg,.mcard-sm{grid-column:span 12}
  .mcard-sm .thumb{aspect-ratio:16/9}
  .step{grid-template-columns:64px minmax(0,1fr);gap:8px 18px}
  .step p{grid-column:2}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .link-cards{grid-template-columns:1fr 1fr}
  .cta-panel{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:72px 0}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .hero-title{font-size:clamp(2rem,7vw,2.6rem)}
  .hero-sub{font-size:16px}
  .hero-meta{grid-template-columns:1fr 1fr;gap:14px}
  .hero-media .shot-main{aspect-ratio:16/11}
  .hero-media .shot-sm{aspect-ratio:16/11}
  .rule-row{grid-template-columns:1fr;gap:8px}
  .link-cards{grid-template-columns:1fr}
  .cta-panel{padding:28px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .site-footer{margin-top:64px;padding-top:48px}
}
@media (max-width:520px){
  body .container{padding:0 18px}
  .cd-label{font-size:11px;letter-spacing:.08em}
  .cd-clock{font-size:12px}
  .cd-num{min-width:20px}
  .cd-link{display:none}
  .hero-actions .btn{width:100%}
  .step{grid-template-columns:52px minmax(0,1fr);gap:6px 14px}
  .step-num{font-size:26px}
  .faq-q{font-size:16px}
  .search-panel{padding:88px 14px 24px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category5 */
:root{
    --bg:#F5F2EA;
    --surface:#FFFFFF;
    --ink:#121512;
    --ink-2:#4F574F;
    --muted:#7A8078;
    --line:#DCD7CA;
    --brand:#123B33;
    --brand-2:#1E5C4F;
    --accent:#C7F25A;
    --warm:#FF6B3D;
    --focus:rgba(199,242,90,.55);
    --shadow:0 18px 50px rgba(18,59,51,.08);
    --shadow-soft:0 6px 18px rgba(18,59,51,.06);
    --radius-s:4px;
    --radius-m:8px;
    --pill:999px;
    --ease:cubic-bezier(.2,.7,.2,1);
  }
  *,*::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:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:var(--brand);text-decoration:none}
  button{font-family:inherit}
  h1,h2,h3,h4,p,ul,ol{margin:0}
  ul,ol{padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--focus);outline-offset:3px}
  .num{font-family:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums}
  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

  /* ---------- 倒计时条 ---------- */
  .countdown-bar{background:var(--brand);color:#F2F0E7;font-size:12.5px;letter-spacing:.02em}
  .countdown-inner{display:flex;align-items:center;gap:18px;min-height:32px;flex-wrap:wrap;padding:4px 0}
  .countdown-label{display:inline-flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.14em;font-size:11px;text-transform:uppercase}
  .countdown-label::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(199,242,90,.22)}
  .countdown-time{color:var(--accent);font-weight:700;font-size:13.5px;letter-spacing:.08em}
  .countdown-link{margin-left:auto;color:rgba(242,240,231,.82);border-bottom:1px solid rgba(242,240,231,.35);padding-bottom:1px;transition:color .2s var(--ease),border-color .2s var(--ease)}
  .countdown-link:hover{color:var(--accent);border-color:var(--accent)}

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(245,242,234,.94);
    backdrop-filter:saturate(140%) blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .22s var(--ease),background .22s var(--ease);
  }
  .site-header.scrolled{box-shadow:0 10px 30px rgba(18,59,51,.09);background:rgba(245,242,234,.98)}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
  .nav-left{display:flex;align-items:center;gap:34px;min-width:0}
  .nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
  .logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:900;letter-spacing:-.01em;color:var(--brand);white-space:nowrap}
  .logo-mark{position:relative;width:18px;height:18px;border-radius:3px;background:var(--brand);flex-shrink:0}
  .logo-mark::after{content:"";position:absolute;right:3px;bottom:3px;width:6px;height:6px;border-radius:1px;background:var(--accent)}
  .nav-links{display:flex;align-items:center;gap:24px}
  .nav-links a{
    position:relative;font-size:14px;color:var(--ink-2);padding:8px 0;letter-spacing:.01em;
    transition:color .2s var(--ease);
  }
  .nav-links a::after{
    content:"";position:absolute;left:0;bottom:2px;height:2px;width:0;background:var(--brand);
    transition:width .24s var(--ease);
  }
  .nav-links a:hover{color:var(--brand)}
  .nav-links a:hover::after{width:100%}
  .nav-links a.active{color:var(--brand);font-weight:700}
  .nav-links a.active::after{width:100%;background:var(--brand)}
  .search-btn{
    width:40px;height:40px;display:grid;place-items:center;border-radius:var(--radius-s);
    border:1px solid var(--line);background:var(--surface);color:var(--brand);cursor:pointer;
    transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
  }
  .search-btn:hover{border-color:var(--brand);background:#fff;transform:translateY(-1px)}
  .nav-cta{
    display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 20px;
    background:var(--accent);color:var(--brand);font-size:14px;font-weight:800;border-radius:var(--radius-s);
    letter-spacing:.02em;transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .nav-cta:hover{background:var(--brand);color:#F5F2EA;transform:translateY(-1px);box-shadow:var(--shadow-soft)}
  .menu-btn{
    display:none;width:40px;height:40px;place-items:center;border-radius:var(--radius-s);
    border:1px solid var(--line);background:var(--surface);color:var(--brand);cursor:pointer;
  }

  /* ---------- 移动抽屉 ---------- */
  .drawer-overlay{
    position:fixed;inset:0;background:rgba(18,21,18,.42);opacity:0;pointer-events:none;
    transition:opacity .24s var(--ease);z-index:190;
  }
  .drawer-overlay.open{opacity:1;pointer-events:auto}
  .drawer{
    position:fixed;top:0;right:0;height:100%;width:min(340px,86vw);background:var(--bg);
    transform:translateX(102%);transition:transform .26s var(--ease);z-index:200;
    display:flex;flex-direction:column;padding:22px 22px 28px;box-shadow:-20px 0 50px rgba(18,59,51,.16);
  }
  .drawer.open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}
  .drawer-close{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-s);color:var(--brand);cursor:pointer}
  .drawer nav{display:flex;flex-direction:column;gap:2px;padding:18px 0}
  .drawer nav a{font-size:15px;color:var(--ink-2);padding:12px 4px;border-bottom:1px solid rgba(220,215,202,.7)}
  .drawer nav a.active{color:var(--brand);font-weight:800}
  .drawer nav a:hover{color:var(--brand)}
  .drawer .drawer-cta{
    margin-top:auto;display:flex;align-items:center;justify-content:center;height:48px;
    background:var(--accent);color:var(--brand);font-weight:800;border-radius:var(--radius-s);
  }

  /* ---------- Hero ---------- */
  .page-hero{padding:64px 0 56px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#FAF8F2 0%,var(--bg) 100%)}
  .hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
  .hero-kicker{
    display:inline-flex;align-items:center;gap:10px;font-size:11px;font-weight:800;letter-spacing:.16em;
    color:var(--brand-2);text-transform:uppercase;margin-bottom:20px;
  }
  .hero-kicker::before{content:"";width:26px;height:1px;background:var(--brand-2)}
  .hero-title{
    font-size:clamp(2.5rem,5.2vw,4.2rem);line-height:1.06;font-weight:900;letter-spacing:-.03em;
    color:var(--ink);margin-bottom:22px;
  }
  .hero-title .sep{color:var(--brand-2);padding:0 .12em;font-weight:400}
  .hero-sub{font-size:17px;color:var(--ink-2);max-width:34em;margin-bottom:30px;line-height:1.85}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 26px;
    border-radius:var(--radius-s);font-size:15px;font-weight:800;letter-spacing:.02em;cursor:pointer;
    border:1px solid transparent;transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .btn-primary{background:var(--brand);color:#F7F5EE;box-shadow:var(--shadow-soft)}
  .btn-primary:hover{background:var(--accent);color:var(--brand);transform:translateY(-1px)}
  .btn-primary:active{transform:translateY(1px)}
  .btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
  .btn-ghost:hover{background:var(--brand);color:#F7F5EE;transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(1px)}
  .btn-sm{height:42px;padding:0 18px;font-size:14px}

  .hero-side{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
    padding:26px 24px;box-shadow:var(--shadow-soft);
  }
  .hero-side h2{font-size:15px;letter-spacing:.04em;color:var(--brand);margin-bottom:18px;font-weight:800}
  .side-list li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-2)}
  .side-list li:last-child{border-bottom:0;padding-bottom:0}
  .side-list strong{color:var(--ink);font-weight:800}
  .hero-side .note{margin-top:18px;font-size:12.5px;color:var(--muted);line-height:1.7}

  /* ---------- 标签栏 ---------- */
  .tag-bar{border-bottom:1px solid var(--line);background:var(--bg)}
  .tag-bar-inner{display:flex;gap:10px;flex-wrap:wrap;align-items:center;padding:18px 0}
  .tag-bar-label{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--muted);margin-right:6px}
  .tag{
    display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--pill);
    border:1px solid var(--line);background:var(--surface);font-size:13px;color:var(--ink-2);
    font-weight:600;transition:all .2s var(--ease);white-space:nowrap;
  }
  .tag:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
  .tag.solid{background:var(--brand);border-color:var(--brand);color:#F5F2EA}
  .tag.solid:hover{background:var(--brand-2);color:#fff}

  /* ---------- 板块通用 ---------- */
  .section{padding:88px 0}
  .section-head{max-width:680px;margin-bottom:44px}
  .section-head h2{font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.16;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
  .section-head p{margin-top:14px;color:var(--ink-2);font-size:16px}
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:800;letter-spacing:.16em;color:var(--brand-2);margin-bottom:14px}
  .eyebrow::before{content:"";width:22px;height:1px;background:var(--brand-2)}

  /* ---------- FAQ 问答墙 ---------- */
  .faq-wall{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
  .faq-group{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
    padding:28px 26px;box-shadow:var(--shadow-soft);transition:border-color .2s var(--ease),box-shadow .22s var(--ease);
  }
  .faq-group:hover{border-color:rgba(18,59,51,.32);box-shadow:var(--shadow)}
  .group-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
  .group-idx{
    font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-size:13px;font-weight:800;
    color:var(--brand);background:rgba(199,242,90,.42);border-radius:var(--radius-s);padding:2px 8px;letter-spacing:.04em;
  }
  .faq-group h3{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
  .group-desc{font-size:13.5px;color:var(--muted);margin-bottom:14px}
  .faq-item{border-top:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:flex-start;gap:12px;padding:16px 0;background:none;border:0;
    text-align:left;cursor:pointer;color:var(--ink);
  }
  .faq-num{font-family:"DIN Alternate","Roboto Mono",ui-monospace,monospace;font-size:13px;font-weight:800;color:var(--muted);padding-top:3px;flex-shrink:0}
  .faq-title{flex:1;font-size:16px;font-weight:700;line-height:1.55;transition:color .2s var(--ease)}
  .faq-q:hover .faq-title{color:var(--brand-2)}
  .faq-icon{position:relative;width:18px;height:18px;flex-shrink:0;margin-top:4px;border-radius:50%;border:1px solid var(--line);transition:border-color .2s var(--ease),background .2s var(--ease)}
  .faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);transform:translate(-50%,-50%);transition:transform .24s var(--ease),opacity .24s var(--ease)}
  .faq-icon::before{width:8px;height:1.5px}
  .faq-icon::after{width:1.5px;height:8px}
  .faq-item.open .faq-icon{background:var(--accent);border-color:var(--accent)}
  .faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
  .faq-item.open .faq-a{max-height:420px}
  .faq-a p{font-size:14.5px;line-height:1.85;color:var(--ink-2);padding:0 30px 18px 34px}
  .faq-item.open .faq-title{color:var(--brand)}

  /* ---------- 帮助入口 ---------- */
  .help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .help-card{
    display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
    border-radius:6px;overflow:hidden;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  }
  .help-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow)}
  .help-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7E3D8}
  .help-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
  .help-card:hover .help-media img{transform:scale(1.04)}
  .help-badge{
    position:absolute;left:12px;top:12px;background:rgba(18,59,51,.92);color:#F5F2EA;
    font-size:11px;font-weight:800;letter-spacing:.08em;padding:4px 10px;border-radius:var(--pill);
  }
  .help-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
  .help-body h3{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
  .help-body p{font-size:14.5px;color:var(--ink-2);line-height:1.8}
  .help-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:800;color:var(--brand)}
  .help-link svg{transition:transform .22s var(--ease)}
  .help-card:hover .help-link svg{transform:translateX(4px)}

  /* ---------- CTA ---------- */
  .cta-panel{
    background:var(--brand);color:#F2F0E7;border-radius:var(--radius-m);
    padding:56px;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
    position:relative;overflow:hidden;
  }
  .cta-panel::after{
    content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
    background:radial-gradient(circle,rgba(199,242,90,.18) 0%,rgba(199,242,90,0) 70%);
  }
  .cta-panel h2{font-size:clamp(1.7rem,2.8vw,2.3rem);line-height:1.2;font-weight:900;letter-spacing:-.02em;color:#F7F5EE}
  .cta-panel p{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(242,240,231,.8);max-width:32em}
  .cta-facts{display:flex;flex-direction:column;gap:12px;margin-top:22px}
  .cta-facts li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(242,240,231,.86)}
  .cta-facts li::before{content:"";width:7px;height:7px;background:var(--accent);border-radius:1px;flex-shrink:0}
  .cta-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:1}
  .cta-actions .btn{width:100%}
  .cta-actions .btn-accent{background:var(--accent);color:var(--brand)}
  .cta-actions .btn-accent:hover{background:#F7F5EE;color:var(--brand);transform:translateY(-1px)}
  .cta-actions .btn-line{background:transparent;color:#F5F2EA;border-color:rgba(242,240,231,.45)}
  .cta-actions .btn-line:hover{background:rgba(242,240,231,.1);border-color:var(--accent);color:var(--accent)}
  .cta-tip{font-size:12.5px;color:rgba(242,240,231,.62);line-height:1.7;margin-top:4px}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--brand);color:#EDEAE1;padding:72px 0 28px;margin-top:0}
  .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px}
  .footer-brand .logo{color:#F7F5EE;margin-bottom:16px}
  .footer-brand .logo-mark{background:var(--accent)}
  .footer-brand .logo-mark::after{background:var(--brand)}
  .footer-brand p{font-size:14px;line-height:1.85;color:rgba(237,234,225,.72);max-width:30em}
  .footer-col h3{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--accent);margin-bottom:16px;text-transform:uppercase}
  .footer-col li{margin-bottom:11px;font-size:14px;color:rgba(237,234,225,.78)}
  .footer-col a{color:rgba(237,234,225,.78);transition:color .2s var(--ease),border-color .2s var(--ease);border-bottom:1px solid transparent;padding-bottom:1px}
  .footer-col a:hover{color:var(--accent);border-color:var(--accent)}
  .footer-bottom{
    margin-top:52px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
    display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
    font-size:12.5px;color:rgba(237,234,225,.58);
  }
  .footer-bottom a{color:rgba(237,234,225,.78)}
  .footer-bottom a:hover{color:var(--accent)}

  /* ---------- 搜索面板 ---------- */
  .search-layer{
    position:fixed;inset:0;z-index:210;display:none;align-items:flex-start;justify-content:center;
    background:rgba(18,21,18,.42);padding:120px 20px 20px;
  }
  .search-layer.open{display:flex}
  .search-box{width:min(620px,100%);background:var(--surface);border-radius:var(--radius-m);border:1px solid var(--line);padding:22px;box-shadow:var(--shadow)}
  .search-box h2{font-size:15px;font-weight:800;color:var(--brand);margin-bottom:14px}
  .search-field{display:flex;gap:10px}
  .search-field input{
    flex:1;height:48px;border:1px solid var(--line);border-radius:var(--radius-s);padding:0 14px;
    font-size:15px;color:var(--ink);background:#FCFBF7;
  }
  .search-field input:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 3px var(--focus)}
  .search-hint{margin-top:12px;font-size:12.5px;color:var(--muted)}

  @media (max-width:1023px){
    .nav-links{display:none}
    .menu-btn{display:grid}
    .hero-grid{grid-template-columns:1fr;gap:32px}
    .faq-wall{grid-template-columns:1fr}
    .help-grid{grid-template-columns:1fr 1fr}
    .cta-panel{grid-template-columns:1fr;padding:40px 32px;gap:32px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  }
  @media (max-width:767px){
    .container{padding:0 18px}
    .page-hero{padding:40px 0 36px}
    .section{padding:56px 0}
    .help-grid{grid-template-columns:1fr}
    .cta-panel{padding:32px 22px}
    .footer-grid{grid-template-columns:1fr}
    .site-footer{padding:52px 0 24px}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
    .nav-cta{display:none}
    .hero-actions .btn{width:100%}
    .search-layer{padding:80px 16px 16px}
  }
  @media (max-width:519px){
    .hero-title{font-size:clamp(2rem,9vw,2.6rem)}
    .tag-bar-inner{padding:14px 0}
    .faq-group{padding:22px 18px}
    .faq-a p{padding:0 12px 16px 30px}
  }
  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  }