/* roulang page: index */
:root{
  --brand:#0E4A38;
  --brand-soft:rgba(14,74,56,.06);
  --brand-line:rgba(14,74,56,.20);
  --ink:#0B1F19;
  --ink-2:#14201B;
  --lime:#CFF25A;
  --orange:#F2762E;
  --bg:#F5F4EF;
  --card:#FFFFFF;
  --line:#E4E2DA;
  --muted:#5A6B62;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-card:0 1px 2px rgba(11,31,25,.06),0 8px 24px -16px rgba(11,31,25,.18);
  --shadow-float:0 24px 60px -24px rgba(11,31,25,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.01em;font-weight:800;color:var(--ink);}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:8px;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.section{padding:76px 0;}
.section--tight{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.04em;
  color:var(--brand);background:var(--brand-soft);
  border:1px solid var(--brand-line);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;
}
.h1{font-size:clamp(30px,5vw,54px);line-height:1.15;}
.h2{font-size:clamp(24px,3.2vw,36px);}
.h3{font-size:21px;}
.lead{color:var(--muted);font-size:17px;max-width:720px;}
.num{font-family:"Archivo","Inter",system-ui,sans-serif;font-weight:800;letter-spacing:-.02em;}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0 10px;background:linear-gradient(180deg,rgba(245,244,239,.96),rgba(245,244,239,.72));backdrop-filter:blur(6px);}
.nav-panel{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-card);padding:10px 12px;
  display:flex;align-items:center;gap:16px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;padding-left:6px;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;background:var(--brand);
  color:var(--lime);display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;font-family:"Archivo",system-ui,sans-serif;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:16px;color:var(--brand);font-weight:800;letter-spacing:-.01em;}
.logo-text span{font-size:12px;color:var(--ink);letter-spacing:.02em;}
.nav-cards{display:flex;align-items:center;gap:6px;margin-left:6px;flex:1 1 auto;min-width:0;}
.nav-card{
  display:flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:12px;border:1px solid transparent;
  font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease),transform 180ms var(--ease);
}
.nav-card svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto;}
.nav-card:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);transform:translateY(-2px);}
.nav-card.is-active{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);font-weight:700;}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 18px;border-radius:12px;font-size:14px;font-weight:700;
  transition:transform 180ms var(--ease),background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease),box-shadow 180ms var(--ease);
  white-space:nowrap;
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 24px -16px rgba(11,31,25,.5);}
.btn-primary:hover{background:#0b3b2d;transform:translateY(-2px);}
.btn-outline{border:1px solid var(--brand-line);color:var(--brand);background:#fff;}
.btn-outline:hover{background:var(--brand-soft);transform:translateY(-2px);}
.btn-ghost{color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);}
.btn-lg{height:50px;padding:0 26px;font-size:15.5px;border-radius:14px;}
.btn-lime{background:var(--lime);color:var(--ink);}
.btn-lime:hover{background:#c3e94b;transform:translateY(-2px);}
.btn-white-outline{border:1px solid rgba(255,255,255,.45);color:#fff;}
.btn-white-outline:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{display:none;}

/* ---------- Hero ---------- */
.hero{padding:8px 0 0;}
.hero-inner{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  border:1px solid var(--line);
}
.hero-inner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(11,31,25,.90) 0%,rgba(11,31,25,.78) 45%,rgba(14,74,56,.66) 100%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;padding:64px 56px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(207,242,90,.16);border:1px solid rgba(207,242,90,.5);
  color:var(--lime);border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;margin-bottom:20px;
}
.hero h1{color:#fff;font-size:clamp(30px,5vw,54px);line-height:1.15;margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{color:rgba(255,255,255,.86);font-size:17.5px;line-height:1.7;max-width:520px;margin-bottom:28px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;padding-top:22px;border-top:1px solid rgba(255,255,255,.18);}
.hero-stat b{display:block;color:#fff;font-size:26px;font-family:"Archivo",system-ui,sans-serif;font-weight:800;letter-spacing:-.02em;}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.7);}
.hero-media{border-radius:var(--r-md);overflow:hidden;border:1px solid rgba(255,255,255,.28);box-shadow:var(--shadow-float);}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform 300ms var(--ease);}
.hero-media:hover img{transform:scale(1.03);}
.hero-note{color:rgba(255,255,255,.66);font-size:13px;margin-top:14px;}

/* ---------- Quick entries ---------- */
.entry-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:-34px;position:relative;z-index:5;}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--shadow-card);display:flex;gap:14px;align-items:flex-start;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-float);border-color:var(--brand-line);}
.entry-icon{
  width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.entry-icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.entry-card h3{font-size:17px;margin-bottom:6px;}
.entry-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.65;}

/* ---------- Compare table ---------- */
.table-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);overflow:hidden;
}
.table-scroll{overflow-x:auto;}
table.compare{width:100%;border-collapse:collapse;min-width:720px;}
table.compare caption{text-align:left;padding:22px 26px 0;font-size:13px;color:var(--muted);}
table.compare thead th{
  position:sticky;top:0;background:#FBFBF7;z-index:2;
  font-size:13px;font-weight:700;color:var(--muted);
  text-align:center;padding:18px 16px;border-bottom:1px solid var(--line);
}
table.compare thead th:first-child{text-align:left;padding-left:26px;color:var(--ink);}
table.compare thead th.is-hi{color:var(--brand);}
table.compare tbody td{
  padding:16px;text-align:center;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--ink-2);
}
table.compare tbody td:first-child{text-align:left;padding-left:26px;font-weight:700;}
table.compare tbody tr:nth-child(even){background:#FAFAF6;}
table.compare tbody tr:hover{background:var(--brand-soft);}
.mark-yes{color:var(--brand);font-weight:800;}
.mark-no{color:#A9B3AD;font-weight:700;}
.cell-lime{color:var(--brand);font-weight:700;}

/* ---------- Level cards ---------- */
.level-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.level-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.level-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-float);}
.level-card.is-top{border:2px solid var(--brand);}
.badge{
  display:inline-flex;align-items:center;gap:6px;border-radius:999px;
  font-size:13px;font-weight:700;padding:5px 13px;
}
.badge-lime{background:var(--lime);color:var(--ink);}
.badge-soft{background:var(--brand-soft);color:var(--brand);border:1px solid var(--brand-line);}
.badge-orange{background:rgba(242,118,46,.12);color:var(--orange);}
.level-card h3{margin:16px 0 6px;font-size:22px;}
.level-price{font-family:"Archivo",system-ui,sans-serif;font-weight:800;font-size:32px;color:var(--orange);letter-spacing:-.02em;line-height:1;}
.level-price small{font-size:13px;color:var(--muted);font-weight:600;letter-spacing:0;margin-left:6px;}
.level-list{margin:20px 0 22px;display:flex;flex-direction:column;gap:11px;}
.level-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);line-height:1.6;}
.level-list li svg{width:18px;height:18px;flex:0 0 auto;margin-top:4px;stroke:var(--brand);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.level-bar{height:8px;border-radius:999px;background:#EDEBE3;overflow:hidden;margin-bottom:18px;}
.level-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--lime));}
.level-foot{margin-top:auto;}

/* ---------- Locked preview ---------- */
.preview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.preview-card{
  position:relative;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  background:var(--card);box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.preview-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-float);}
.preview-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9E7DF;}
.preview-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 300ms var(--ease);}
.preview-card:hover .preview-thumb img{transform:scale(1.03);}
.preview-body{padding:18px 18px 20px;}
.preview-body h3{font-size:17px;margin-bottom:8px;}
.preview-body p{font-size:13.5px;color:var(--muted);line-height:1.65;margin:0;}
.lock-layer{
  position:absolute;right:14px;top:14px;display:flex;align-items:center;gap:6px;
  background:rgba(11,31,25,.86);color:#fff;border-radius:999px;
  font-size:12px;font-weight:700;padding:5px 12px;
}
.lock-layer svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.9;}
.veil{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,25,.05),rgba(11,31,25,.30));
  display:flex;align-items:flex-end;justify-content:center;padding:16px;
}
.veil .btn{height:38px;font-size:13.5px;}

/* ---------- News list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-float);border-color:var(--brand-line);}
.news-card--lead{grid-column:span 2;grid-row:span 2;justify-content:space-between;padding:30px;}
.news-card h3{font-size:17.5px;margin:14px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card--lead h3{font-size:clamp(21px,2.4vw,28px);-webkit-line-clamp:3;}
.news-card p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.news-card--lead p{-webkit-line-clamp:3;font-size:15px;}
.pill{display:inline-flex;align-items:center;border-radius:999px;background:var(--brand-soft);color:var(--brand);border:1px solid var(--brand-line);font-size:13px;font-weight:700;padding:4px 12px;}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:18px;font-size:13px;color:var(--muted);}
.news-arrow{
  width:32px;height:32px;border-radius:10px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-weight:800;
  transition:transform 180ms var(--ease),background 180ms var(--ease),color 180ms var(--ease);
}
.news-card:hover .news-arrow{background:var(--brand);color:#fff;transform:translateX(3px);}
.news-empty{
  grid-column:1/-1;text-align:center;padding:56px 24px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--r-md);
}
.news-empty svg{width:38px;height:38px;stroke:var(--muted);fill:none;stroke-width:1.5;margin:0 auto 14px;}
.news-empty p{color:var(--muted);font-size:15px;margin-bottom:18px;}

/* ---------- Evidence ---------- */
.evidence{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch;}
.evidence-main{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;box-shadow:var(--shadow-card);}
.evidence-side{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.stat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow-card);}
.stat-card b{display:block;font-family:"Archivo",system-ui,sans-serif;font-size:30px;font-weight:800;color:var(--brand);letter-spacing:-.02em;line-height:1.1;}
.stat-card span{font-size:13.5px;color:var(--muted);}
.quote-list{display:flex;flex-direction:column;gap:16px;margin-top:22px;}
.quote{background:#FAFAF6;border:1px solid var(--line);border-left:3px solid var(--lime);border-radius:12px;padding:16px 18px;font-size:14.5px;color:var(--ink-2);}
.quote b{display:block;font-size:13px;color:var(--muted);font-weight:600;margin-top:8px;}

/* ---------- FAQ ---------- */
.faq-list{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-card);}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:16px 24px;text-align:left;font-size:16px;font-weight:700;color:var(--ink);
  transition:background 180ms var(--ease);
}
.faq-q:hover{background:var(--brand-soft);}
.faq-icon{position:relative;width:22px;height:22px;flex:0 0 auto;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform 240ms var(--ease);}
.faq-icon::before{top:10px;left:2px;width:18px;height:2px;}
.faq-icon::after{left:10px;top:2px;width:2px;height:18px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease);}
.faq-item.is-open .faq-a{max-height:320px;}
.faq-a p{padding:0 24px 20px;font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- CTA ---------- */
.cta-panel{
  background:var(--ink);border-radius:var(--r-lg);padding:52px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;
  background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;position:relative;overflow:hidden;
}
.cta-panel::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,31,25,.95),rgba(14,74,56,.82));}
.cta-inner{position:relative;z-index:2;}
.cta-panel h2{color:#fff;margin-bottom:14px;}
.cta-panel p{color:rgba(255,255,255,.82);font-size:15.5px;max-width:520px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;align-items:stretch;}
.cta-note{color:rgba(255,255,255,.62);font-size:13px;text-align:center;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.8);margin-top:80px;padding:60px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.14);}
.footer-brand b{display:block;font-size:17px;color:#fff;font-weight:800;margin-bottom:12px;}
.footer-brand p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.8;margin-bottom:16px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags span{font-size:12px;padding:4px 11px;border-radius:999px;background:rgba(207,242,90,.14);color:var(--lime);border:1px solid rgba(207,242,90,.32);}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.66);transition:color 180ms var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding-top:24px;font-size:13px;color:rgba(255,255,255,.5);}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-cards{display:none;}
  .nav-actions{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .nav-panel{position:relative;}
  .mobile-drawer{
    display:block;position:absolute;left:0;right:0;top:calc(100% + 10px);
    background:var(--card);border:1px solid var(--line);border-radius:20px;
    box-shadow:var(--shadow-float);padding:16px;z-index:70;
    max-height:0;overflow:hidden;opacity:0;transition:max-height 240ms var(--ease),opacity 200ms var(--ease);
  }
  .mobile-drawer.is-open{max-height:640px;opacity:1;}
  .drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px;}
  .drawer-grid .nav-card{background:#FAFAF6;border:1px solid var(--line);}
  .drawer-cta{display:flex;flex-direction:column;gap:10px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;padding:48px 36px;}
  .entry-bar{grid-template-columns:1fr;margin-top:-24px;}
  .level-grid{grid-template-columns:1fr 1fr;}
  .preview-grid{grid-template-columns:1fr 1fr;}
  .news-grid{grid-template-columns:1fr 1fr;}
  .news-card--lead{grid-column:span 2;grid-row:auto;}
  .evidence{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;padding:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .hero-grid{padding:40px 24px;}
  .hero-stats{gap:20px;}
  .level-grid,.preview-grid,.news-grid,.evidence-side{grid-template-columns:1fr;}
  .news-card--lead{grid-column:auto;padding:24px;}
  .cta-panel{padding:32px 24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:520px){
  .container{padding:0 14px;}
  .hero-cta .btn{width:100%;}
  .hero-stats{flex-direction:column;gap:14px;}
  .entry-card{padding:18px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --green:#0E4A38;
  --green-deep:#0b3d2e;
  --green-06:rgba(14,74,56,.06);
  --green-12:rgba(14,74,56,.12);
  --green-20:rgba(14,74,56,.20);
  --ink-dark:#0B1F19;
  --lime:#CFF25A;
  --orange:#F2762E;
  --bg:#F5F4EF;
  --card:#FFFFFF;
  --line:#E4E2DA;
  --ink:#14201B;
  --muted:#5A6B62;
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-card:0 1px 2px rgba(11,31,25,.06),0 8px 24px -16px rgba(11,31,25,.18);
  --shadow-pop:0 24px 60px -24px rgba(11,31,25,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:Archivo,Inter,"PingFang SC",system-ui,sans-serif;
}
*,*::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:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:8px}
::selection{background:var(--lime);color:var(--ink-dark)}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:14px 0 10px;
  background:linear-gradient(180deg,rgba(245,244,239,.98),rgba(245,244,239,.88));
}
.nav-panel{
  display:flex;align-items:center;gap:16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:10px 12px;
  box-shadow:var(--shadow-card);
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:var(--green);color:#fff;font-size:13px;font-weight:800;letter-spacing:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:15px;color:var(--green);font-weight:800}
.logo-text span{font-size:12px;color:var(--muted);letter-spacing:.02em}
.nav-cards{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}
.nav-card{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:var(--r-sm);
  font-size:13px;color:var(--muted);
  border:1px solid transparent;white-space:nowrap;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.nav-card svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.nav-card:hover{background:var(--green-06);color:var(--green);border-color:var(--green-20);transform:translateY(-2px)}
.nav-card.is-active{background:var(--green-06);color:var(--green);border-color:var(--green-20);font-weight:700}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-actions .btn{height:40px;padding:0 16px;font-size:13.5px}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line);align-items:center;justify-content:center;flex:0 0 auto;
}
.nav-toggle span{display:block;position:relative;width:18px;height:2px;border-radius:2px;background:var(--green);transition:background-color .2s var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--green);
  transition:transform .2s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{bottom:-6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}

.mobile-drawer{
  display:none;margin-top:12px;padding:12px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-pop);
}
.mobile-drawer.open{display:block}
.drawer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.mobile-drawer .nav-card{
  justify-content:flex-start;padding:12px 10px;font-size:13px;
  border:1px solid var(--line);background:#fff;
}
.drawer-cta{display:grid;grid-template-columns:1fr;gap:8px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.drawer-cta .btn{width:100%;height:44px}

/* ---------- buttons / badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;letter-spacing:0;
  transition:transform .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--green);color:#fff;box-shadow:var(--shadow-card)}
.btn-primary:hover{background:var(--green-deep)}
.btn-outline{background:#fff;color:var(--green);border:1px solid var(--green-20)}
.btn-outline:hover{background:var(--green-06)}
.btn-lime{background:var(--lime);color:var(--ink-dark)}
.btn-lime:hover{box-shadow:var(--shadow-pop)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--green-06);color:var(--green);
  font-size:13px;font-weight:700;letter-spacing:.04em;
}
.eyebrow.on-dark{background:rgba(207,242,90,.16);color:var(--lime)}
.badge-lime{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--lime);color:var(--ink-dark);
  font-size:12.5px;font-weight:800;
}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;
  border:1px solid var(--line);background:#fff;
  font-size:12.5px;color:var(--muted);
}

/* ---------- capsule bar ---------- */
.capsule-wrap{padding-top:22px}
.capsule-bar{
  display:inline-flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:8px;background:var(--card);border:1px solid var(--line);
  border-radius:999px;box-shadow:var(--shadow-card);max-width:100%;
}
.capsule{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;
  border:1px solid transparent;
  font-size:13.5px;color:var(--muted);
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.capsule:hover{background:var(--green-06);color:var(--green);border-color:var(--green-20)}
.capsule.is-active{background:var(--green);color:#fff;border-color:var(--green)}
.capsule.is-active:hover{background:var(--green-deep);color:#fff}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  margin-top:20px;padding:52px 56px;
  border-radius:var(--r-xl);
  color:#fff;
  background-image:
    linear-gradient(102deg,rgba(11,31,25,.92) 0%,rgba(11,31,25,.78) 48%,rgba(14,74,56,.62) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-card);
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:44px;align-items:center}
.hero-copy h1{
  font-size:clamp(30px,4.4vw,50px);line-height:1.15;margin:16px 0 14px;color:#fff;
}
.hero-sub{font-size:17px;color:rgba(255,255,255,.86);max-width:520px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;padding-top:24px;border-top:1px solid rgba(255,255,255,.18)}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats b{font-family:var(--font-num);font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--lime)}
.hero-stats span{font-size:13px;color:rgba(255,255,255,.72)}
.hero-figure{margin:0;border-radius:var(--r-md);overflow:hidden;border:1px solid rgba(255,255,255,.28);box-shadow:var(--shadow-pop)}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .3s var(--ease)}
.hero-figure:hover img{transform:scale(1.03)}

/* ---------- sections ---------- */
.section{padding-top:76px}
.section-head{max-width:760px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,3vw,34px);margin:14px 0 12px}
.section-head p{color:var(--muted);font-size:16px}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:40px;align-items:center}
.split-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px;box-shadow:var(--shadow-card);
}
.split-card h3{font-size:22px;margin-bottom:14px}
.split-figure{margin:0;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.split-figure img{width:100%;aspect-ratio:5/4;object-fit:cover;transition:transform .3s var(--ease)}
.split-figure:hover img{transform:scale(1.03)}

.check-list{display:grid;gap:14px;margin-top:20px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--ink)}
.check-list .tick{
  flex:0 0 auto;display:grid;place-items:center;width:22px;height:22px;margin-top:4px;
  border-radius:999px;background:var(--green-06);color:var(--green);
}
.check-list .tick svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.check-list b{font-weight:700}
.check-list em{font-style:normal;color:var(--muted)}

/* ---------- timeline ---------- */
.timeline{display:grid;gap:16px}
.step{
  position:relative;display:grid;grid-template-columns:62px minmax(0,1fr);gap:20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 26px;box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-pop);border-color:var(--green-20)}
.step:not(:last-child)::after{
  content:"";position:absolute;left:52px;top:74px;bottom:-16px;width:2px;
  background:linear-gradient(180deg,var(--green-20),rgba(14,74,56,.04));
}
.step-num{
  font-family:var(--font-num);font-size:26px;font-weight:800;color:var(--green);
  letter-spacing:-.02em;line-height:1;
}
.step-body h3{font-size:19px;margin-bottom:8px}
.step-body p{color:var(--muted);font-size:15.5px;margin-bottom:10px}
.step-tags{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- spec cards ---------- */
.spec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.spec-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.spec-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-pop)}
.spec-icon{
  display:grid;place-items:center;width:44px;height:44px;border-radius:var(--r-sm);
  background:var(--green-06);color:var(--green);margin-bottom:16px;
}
.spec-icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.spec-card h3{font-size:18px;margin-bottom:10px}
.spec-card p{color:var(--muted);font-size:15px}
.spec-note{
  margin-top:auto;padding-top:16px;font-size:13px;color:var(--muted);
  border-top:1px solid var(--line);
}

/* ---------- faq ---------- */
.faq-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:10px;box-shadow:var(--shadow-card);
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  width:100%;min-height:56px;padding:12px 16px;text-align:left;
  font-size:16px;font-weight:700;color:var(--ink);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--green)}
.faq-icon{
  flex:0 0 auto;position:relative;width:22px;height:22px;border-radius:999px;
  background:var(--green-06);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--green);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px;transition:transform .24s var(--ease)}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
.faq-item.open .faq-a{max-height:300px}
.faq-a p{padding:0 16px 20px;color:var(--muted);font-size:15.5px;margin:0}

/* ---------- cta ---------- */
.cta-band{
  margin-top:76px;padding:56px;border-radius:var(--r-xl);
  background:var(--ink-dark);color:#fff;
  box-shadow:var(--shadow-pop);
  display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:40px;align-items:center;
}
.cta-band h2{font-size:clamp(24px,3vw,34px);color:#fff;margin:14px 0 12px}
.cta-band p{color:rgba(255,255,255,.76);font-size:16px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.6)}

/* ---------- footer ---------- */
.site-footer{margin-top:88px;background:var(--ink-dark);color:rgba(255,255,255,.78);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-brand b{display:block;color:#fff;font-size:17px;font-weight:800;margin-bottom:12px}
.footer-brand p{font-size:14.5px;color:rgba(255,255,255,.66);max-width:340px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  padding:4px 12px;border-radius:999px;font-size:12.5px;
  background:rgba(207,242,90,.14);color:var(--lime);
}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.68);transition:color .18s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .container{padding:0 24px}
  .nav-cards,.nav-actions{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .page-hero{padding:40px 32px}
  .split{grid-template-columns:minmax(0,1fr);gap:28px}
  .spec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 16px}
  .page-hero{padding:32px 20px;border-radius:var(--r-lg)}
  .hero-stats{gap:20px}
  .hero-stats b{font-size:24px}
  .section{padding-top:56px}
  .split-card{padding:24px}
  .step{grid-template-columns:minmax(0,1fr);gap:12px;padding:20px}
  .step:not(:last-child)::after{display:none}
  .spec-grid{grid-template-columns:minmax(0,1fr)}
  .drawer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{margin-top:56px;padding:32px 22px}
  .site-footer{margin-top:64px;padding:48px 0 24px}
}
@media (max-width:520px){
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .capsule-bar{border-radius:20px;padding:8px;width:100%}
  .capsule{flex:1 1 auto;justify-content:center}
  .logo-text span{display:none}
  .drawer-grid{grid-template-columns:minmax(0,1fr)}
  .faq-q{font-size:15px}
}

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

/* roulang page: article */
:root{
  --brand:#0E4A38;
  --brand-soft:rgba(14,74,56,.06);
  --brand-line:rgba(14,74,56,.20);
  --ink:#0B1F19;
  --lime:#CFF25A;
  --orange:#F2762E;
  --bg:#F5F4EF;
  --card:#FFFFFF;
  --border:#E4E2DA;
  --text:#14201B;
  --muted:#5A6B62;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(11,31,25,.06), 0 8px 24px -16px rgba(11,31,25,.18);
  --shadow-2:0 24px 60px -24px rgba(11,31,25,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--brand);}
button{font:inherit;cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;}
p{margin:0 0 1.1em;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.num{font-family:"Archivo","Inter",system-ui,sans-serif;font-weight:800;letter-spacing:-.02em;}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:14px 0 6px;
  background:linear-gradient(180deg, rgba(245,244,239,.96) 60%, rgba(245,244,239,0));
  backdrop-filter:blur(6px);
}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  box-shadow:var(--shadow-1);
  padding:10px 12px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand);color:#fff;font-size:14px;font-weight:800;letter-spacing:.02em;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:16px;color:var(--brand);font-weight:800;}
.logo-text span{font-size:12px;color:var(--ink);letter-spacing:.04em;}
.nav-cards{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1 1 auto;}
.nav-card{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:12px;border:1px solid transparent;
  font-size:13px;color:var(--ink);white-space:nowrap;
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.nav-card svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;color:var(--muted);transition:color .18s var(--ease);}
.nav-card:hover{background:var(--brand-soft);border-color:var(--brand-line);color:var(--brand);transform:translateY(-2px);}
.nav-card:hover svg{color:var(--brand);}
.nav-card.is-active{background:var(--brand-soft);border-color:var(--brand-line);color:var(--brand);font-weight:700;}
.nav-card.is-active svg{color:var(--brand);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 16px;border-radius:var(--r-sm);
  font-size:14px;font-weight:700;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -14px rgba(14,74,56,.9);}
.btn-primary:hover{background:#0b3b2c;color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--brand);border:1px solid var(--brand-line);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--ink);}
.btn-ghost:hover{color:var(--brand);}
.btn-lg{height:48px;padding:0 24px;font-size:15px;border-radius:14px;}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);position:relative;}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transform:translateX(-50%);transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{content:"";left:0;transform:none;top:-6px;}
.nav-toggle span::after{content:"";left:0;transform:none;top:6px;}
.mobile-drawer{
  display:none;margin-top:10px;background:var(--card);
  border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-2);
  padding:14px;
}
.mobile-drawer.is-open{display:block;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.drawer-grid .nav-card{border:1px solid var(--border);justify-content:flex-start;padding:12px;}
.drawer-cta{display:grid;gap:10px;margin-top:14px;padding-top:14px;border-top:1px solid var(--border);}
.drawer-cta .btn{width:100%;}

/* ============ article banner ============ */
.article-banner{
  position:relative;margin:22px 0 0;
  border-radius:var(--r-lg);overflow:hidden;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.article-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg, rgba(11,31,25,.88) 8%, rgba(14,74,56,.80) 58%, rgba(11,31,25,.72) 100%);
}
.banner-inner{position:relative;padding:44px 40px 40px;color:#fff;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.74);margin-bottom:18px;
}
.breadcrumb a{color:rgba(255,255,255,.86);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:rgba(255,255,255,.62);max-width:min(560px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--lime);color:var(--ink);
  border-radius:999px;padding:5px 14px;font-size:13px;font-weight:700;margin-bottom:16px;
}
.banner-title{
  font-size:clamp(28px,4vw,40px);line-height:1.2;color:#fff;max-width:900px;
}
.banner-meta{
  display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center;
  margin-top:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.18);
  font-size:13px;color:rgba(255,255,255,.80);
}
.banner-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.banner-meta svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}

/* ============ layout ============ */
main{padding:34px 0 0;}
.layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start;
}
.panel{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
}
.article-panel{padding:38px 40px 44px;}
.article-body{max-width:760px;font-size:17px;line-height:1.8;}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:clamp(22px,2.6vw,30px);margin:2em 0 .8em;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;width:4px;height:1em;border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:20px;margin:1.7em 0 .6em;color:var(--ink);}
.article-body p{margin:0 0 1.1em;color:#28352F;}
.article-body a{color:var(--brand);border-bottom:1px solid var(--brand-line);}
.article-body a:hover{color:#0b3b2c;border-bottom-color:var(--brand);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.3em;}
.article-body ul li{list-style:none;position:relative;padding-left:20px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:3px;background:var(--brand);
}
.article-body ol{counter-reset:li;}
.article-body ol li{list-style:none;position:relative;padding-left:30px;margin-bottom:.6em;counter-increment:li;}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.18em;
  width:20px;height:20px;border-radius:999px;background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  background:#F7F8F4;border-left:3px solid var(--lime);border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:#2C3A34;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-sm);margin:1.6em 0;width:100%;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--border);border-radius:var(--r-sm);overflow:hidden;
  display:block;overflow-x:auto;
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left;}
.article-body thead th{background:#F4F6F1;font-weight:700;color:var(--ink);}
.article-body tbody tr:nth-child(even){background:#FAFAF7;}
.article-body pre{
  background:var(--ink);color:#E8F1EC;border-radius:var(--r-sm);
  padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body code{
  background:var(--brand-soft);color:var(--brand);border-radius:6px;
  padding:2px 6px;font-size:.92em;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--border);margin:2.2em 0;}

.article-footer{margin-top:40px;padding-top:28px;border-top:1px solid var(--border);}
.back-category{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;font-weight:700;color:var(--brand);
}
.back-category svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.back-category:hover{color:#0b3b2c;}

.notice-empty{
  padding:52px 20px;text-align:center;
  border:1px dashed var(--border);border-radius:var(--r-md);background:#FBFAF6;
}
.notice-empty .icon{
  width:56px;height:56px;border-radius:16px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;
}
.notice-empty .icon svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.notice-empty h3{font-size:20px;margin-bottom:8px;}
.notice-empty p{color:var(--muted);font-size:15px;margin-bottom:20px;}

/* ============ sidebar ============ */
.side{display:grid;gap:20px;position:sticky;top:104px;}
.side-card{padding:22px;border-radius:var(--r-md);}
.side-card h4{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h4::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--brand);}
.side-links{display:grid;gap:6px;}
.side-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:14px;color:var(--ink);
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.side-link:hover{background:var(--brand-soft);border-color:var(--brand-line);color:var(--brand);transform:translateY(-2px);}
.side-link svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.side-tips{display:grid;gap:12px;}
.side-tip{display:flex;gap:10px;font-size:13.5px;color:var(--muted);line-height:1.65;}
.side-tip .dot{flex:0 0 auto;width:20px;height:20px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;}
.side-cta{
  background:var(--ink);color:#fff;border-radius:var(--r-md);padding:24px 22px;
}
.side-cta h4{color:#fff;font-size:17px;margin-bottom:8px;}
.side-cta p{font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:16px;}
.side-cta .btn{width:100%;}
.side-cta .btn-primary{background:var(--lime);color:var(--ink);}
.side-cta .btn-primary:hover{background:#dcff6b;color:var(--ink);}

/* ============ section generic ============ */
.section{padding:64px 0 0;}
.section-head{max-width:720px;margin-bottom:26px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand);background:var(--brand-soft);
  border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,3.2vw,36px);margin-bottom:10px;}
.section-head p{color:var(--muted);font-size:16px;margin:0;}

.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rec-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--brand-line);color:inherit;}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EDE6;}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.rec-card:hover .rec-thumb img{transform:scale(1.03);}
.rec-pill{
  position:absolute;left:12px;top:12px;
  background:rgba(255,255,255,.92);color:var(--brand);
  border-radius:999px;padding:4px 12px;font-size:12px;font-weight:700;
}
.rec-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.rec-body h3{font-size:17px;line-height:1.45;}
.rec-body p{font-size:14px;color:var(--muted);margin:0;flex:1 1 auto;}
.rec-foot{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);padding-top:12px;border-top:1px solid var(--border);
}
.rec-foot .arrow{color:var(--brand);display:inline-flex;align-items:center;gap:6px;font-weight:700;}
.rec-foot .arrow svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:15px 20px;text-align:left;font-size:16px;font-weight:700;color:var(--ink);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);font-size:16px;font-weight:800;
  display:flex;align-items:center;justify-content:center;transition:background .18s var(--ease),color .18s var(--ease);
}
.faq-item.is-open .faq-icon{background:var(--lime);color:var(--ink);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease);}
.faq-a-inner{padding:0 20px 18px;font-size:15px;color:var(--muted);}

/* ============ CTA ============ */
.cta-block{
  background:var(--ink);color:#fff;border-radius:var(--r-lg);
  padding:52px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle, rgba(207,242,90,.22), rgba(207,242,90,0) 68%);
}
.cta-block h2{font-size:clamp(24px,3vw,34px);color:#fff;margin-bottom:10px;}
.cta-block p{color:rgba(255,255,255,.74);margin:0;font-size:15px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.cta-block .btn-primary{background:var(--lime);color:var(--ink);}
.cta-block .btn-primary:hover{background:#dcff6b;color:var(--ink);}
.cta-block .btn-outline{border-color:rgba(255,255,255,.32);color:#fff;}
.cta-block .btn-outline:hover{background:rgba(255,255,255,.10);color:#fff;}
.cta-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.55);}

/* ============ footer ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);margin-top:72px;padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand b{display:block;color:#fff;font-size:17px;margin-bottom:12px;}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.66);margin-bottom:16px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags span{
  background:rgba(207,242,90,.14);color:var(--lime);
  border-radius:999px;padding:4px 12px;font-size:12px;font-weight:700;
}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ motion ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ============ responsive ============ */
@media (max-width:1180px){
  .nav-cards{display:none;}
  .nav-toggle{display:block;margin-left:auto;}
  .nav-actions{display:none;}
}
@media (max-width:1024px){
  .layout{grid-template-columns:1fr;}
  .side{position:static;order:2;}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .banner-inner{padding:32px 22px 28px;}
  .article-panel{padding:26px 20px 32px;}
  .article-body{font-size:16px;}
  .cta-block{flex-direction:column;align-items:flex-start;padding:36px 24px;}
  .section{padding:48px 0 0;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:520px){
  .rec-grid{grid-template-columns:1fr;}
  .logo-text span{display:none;}
  .breadcrumb .current{max-width:70vw;}
  .drawer-grid{grid-template-columns:1fr;}
  .banner-meta{gap:10px 16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category2 */
:root{
  --primary:#0E4A38;
  --primary-dark:#0B3C2D;
  --primary-soft:rgba(14,74,56,.06);
  --primary-line:rgba(14,74,56,.20);
  --ink:#0B1F19;
  --lime:#CFF25A;
  --orange:#F2762E;
  --bg:#F5F4EF;
  --card:#FFFFFF;
  --border:#E4E2DA;
  --text:#14201B;
  --muted:#5A6B62;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-card:0 1px 2px rgba(11,31,25,.06), 0 8px 24px -16px rgba(11,31,25,.18);
  --shadow-float:0 24px 60px -24px rgba(11,31,25,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em}
p{margin:0}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.section{margin-top:clamp(48px,6vw,80px)}
.num{font-family:Inter,Archivo,system-ui,-apple-system,sans-serif;font-weight:800;letter-spacing:-.02em}

/* ---------- 入场动画 ---------- */
body.js-ready .reveal{opacity:0;transform:translateY(12px)}
body.js-ready .reveal.is-visible{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .5s var(--ease)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  padding:14px 0 10px;
  background:linear-gradient(180deg,#F5F4EF 72%,rgba(245,244,239,0));
}
.nav-panel{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  box-shadow:var(--shadow-card);
  padding:10px 12px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--primary);color:#fff;
  display:grid;place-items:center;
  font-size:14px;font-weight:800;letter-spacing:.06em;
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text b{color:var(--primary);font-size:16px;letter-spacing:.01em}
.logo-text span{color:var(--muted);font-size:12px}
.nav-cards{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap}
.nav-card{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 12px;border-radius:12px;
  font-size:13px;color:var(--muted);
  border:1px solid transparent;
  transition:background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease),transform 180ms var(--ease);
}
.nav-card svg{width:18px;height:18px;flex:0 0 18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.nav-card:hover{background:var(--primary-soft);color:var(--primary);border-color:var(--primary-line);transform:translateY(-2px)}
.nav-card.is-active{background:var(--primary-soft);color:var(--primary);font-weight:600;border-color:var(--primary-line)}
.nav-actions{display:flex;align-items:center;gap:8px;margin-left:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 16px;border-radius:12px;
  font-size:14px;font-weight:600;white-space:nowrap;
  transition:background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease),transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-float)}
.btn-outline{border:1px solid var(--primary-line);color:var(--primary);background:#fff}
.btn-outline:hover{background:var(--primary-soft);transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#DDF872;transform:translateY(-2px);box-shadow:0 18px 40px -22px rgba(207,242,90,.9)}
.btn-ghost{border:1px solid rgba(255,255,255,.38);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn-lg{height:48px;padding:0 24px;font-size:15px}
.nav-toggle{
  display:none;width:40px;height:40px;margin-left:auto;
  border-radius:12px;border:1px solid var(--border);
  align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{display:none}

/* ---------- 面包屑 / 分类胶囊 ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--muted);padding:20px 0 0}
.breadcrumb a{color:var(--muted);transition:color 180ms var(--ease)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:#BCC5C0}
.breadcrumb .current{color:var(--ink);font-weight:600}
.cat-bar{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  margin-top:18px;padding:8px;
  background:#fff;border:1px solid var(--border);border-radius:18px;
  box-shadow:var(--shadow-card);
}
.cat-pill{
  padding:8px 18px;border-radius:999px;font-size:13px;color:var(--muted);
  border:1px solid transparent;
  transition:background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
}
.cat-pill:hover{background:var(--primary-soft);color:var(--primary)}
.cat-pill.is-active{background:var(--primary);color:#fff;font-weight:600}

/* ---------- 宽幅 Banner ---------- */
.banner{
  position:relative;margin-top:20px;
  border-radius:var(--r-lg);overflow:hidden;
  min-height:440px;display:flex;align-items:flex-end;
  box-shadow:var(--shadow-float);
}
.banner-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.banner::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(135deg,rgba(11,31,25,.92) 0%,rgba(11,31,25,.78) 46%,rgba(11,31,25,.62) 100%);
}
.banner-inner{position:relative;z-index:2;width:100%;max-width:860px;padding:clamp(26px,4vw,56px);color:#fff}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.04em;
}
.badge-lime{background:var(--lime);color:var(--ink)}
.badge-soft{background:var(--primary-soft);color:var(--primary)}
.banner-title{
  margin-top:18px;
  font-size:clamp(28px,4.4vw,46px);
  line-height:1.18;font-weight:800;letter-spacing:-.02em;color:#fff;
}
.banner-lead{margin-top:16px;max-width:620px;font-size:16px;color:#DCE7E1;line-height:1.8}
.banner-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.banner-stats{
  display:flex;gap:clamp(20px,4vw,48px);flex-wrap:wrap;
  margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);
}
.stat-num{font-family:Inter,Archivo,system-ui,sans-serif;font-size:26px;font-weight:800;color:var(--lime);letter-spacing:-.02em;line-height:1.2}
.stat-label{margin-top:4px;font-size:13px;color:#B9C8C1}

/* ---------- 板块标题 ---------- */
.section-head{max-width:760px;margin-bottom:30px}
.eyebrow{display:block;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--primary)}
.section-title{
  position:relative;padding-left:18px;margin-top:10px;
  font-size:clamp(24px,3.2vw,34px);font-weight:800;letter-spacing:-.02em;line-height:1.24;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.22em;
  width:5px;height:.86em;border-radius:3px;background:var(--primary);
}
.section-sub{margin-top:14px;color:var(--muted);font-size:16px;max-width:700px}

/* ---------- 导语 + 要点清单 ---------- */
.intro-card{
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,48px);
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);padding:clamp(24px,4vw,44px);
}
.prose-block p + p{margin-top:1.05em}
.prose-block p{color:var(--muted);font-size:16px}
.prose-block h2{margin-bottom:16px}
.check-list{display:flex;flex-direction:column;gap:14px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:var(--r-sm);
  background:#FAF9F5;border:1px solid var(--border);
  font-size:15px;color:var(--text);line-height:1.7;
}
.check-icon{
  flex:0 0 22px;width:22px;height:22px;margin-top:2px;border-radius:999px;
  display:grid;place-items:center;background:var(--primary);
}
.check-icon svg{width:13px;height:13px;fill:none;stroke:#fff;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 三列等宽卡片 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--shadow-card);overflow:hidden;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-float);border-color:#D6D3C8}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9E7DF}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(255,255,255,.92);color:var(--primary);
}
.card-body{display:flex;flex-direction:column;gap:14px;flex:1;padding:24px}
.card-title{font-size:20px;font-weight:800;line-height:1.35}
.card-text{font-size:15px;color:var(--muted);line-height:1.75}
.plain-list{display:flex;flex-direction:column;gap:9px;margin-top:2px}
.plain-list li{position:relative;padding-left:16px;font-size:14px;color:var(--text);line-height:1.7}
.plain-list li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:2px;background:var(--primary)}
.card-foot{margin-top:auto;padding-top:6px;display:flex;align-items:center;gap:10px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--primary)}
.link-arrow svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform 180ms var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- 对比表 ---------- */
.table-wrap{
  overflow-x:auto;background:#fff;
  border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--shadow-card);
}
table.compare{width:100%;min-width:760px;font-size:15px}
.compare thead th{
  position:sticky;top:0;z-index:2;background:#fff;
  padding:16px 20px;font-size:14px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--border);text-align:center;
}
.compare thead th:first-child{text-align:left}
.compare tbody td{
  padding:14px 20px;text-align:center;color:var(--text);
  border-bottom:1px solid var(--border);
}
.compare tbody td:first-child{text-align:left;font-weight:700;color:var(--ink)}
.compare tbody tr:nth-child(even){background:#FAF9F5}
.compare tbody tr:last-child td{border-bottom:0}
.tick{color:var(--primary);font-weight:800}
.dash{color:#A9B3AD}
.table-note{margin-top:12px;font-size:13px;color:var(--muted)}

/* ---------- 手风琴 ---------- */
.acc{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--shadow-card);overflow:hidden;
}
.acc-item + .acc-item{border-top:1px solid var(--border)}
.acc-head{
  width:100%;min-height:56px;padding:14px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  transition:background 180ms var(--ease);
}
.acc-head:hover{background:var(--primary-soft)}
.acc-icon{position:relative;flex:0 0 22px;width:22px;height:22px;border-radius:999px;background:var(--primary-soft)}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%);background:var(--primary);border-radius:2px;
}
.acc-icon::before{width:10px;height:2px}
.acc-icon::after{width:2px;height:10px;transition:transform 240ms var(--ease),opacity 240ms var(--ease)}
.acc-item.is-open .acc-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.acc-body{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease)}
.acc-item.is-open .acc-body{max-height:260px}
.acc-body-inner{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--muted)}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;overflow:hidden;
  background:var(--ink);color:#fff;border-radius:var(--r-lg);
  padding:clamp(28px,5vw,56px);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-block::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:999px;
  background:radial-gradient(circle,rgba(207,242,90,.22),rgba(207,242,90,0) 68%);
}
.cta-copy{position:relative;z-index:2;max-width:620px}
.cta-title{font-size:clamp(22px,3vw,32px);font-weight:800;color:#fff;line-height:1.3}
.cta-text{margin-top:14px;font-size:15px;color:#B9C8C1;line-height:1.8}
.cta-side{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-hint{font-size:13px;color:#8FA39A}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:clamp(56px,7vw,96px);
  background:var(--ink);color:#D6E0DA;
  padding:56px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand b{display:block;color:#fff;font-size:18px;letter-spacing:.01em}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:#9FB0A8;max-width:360px}
.footer-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.footer-tags span{
  font-size:12px;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);color:var(--lime);
}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.05em}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#9FB0A8;transition:color 180ms var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#7E908A;
}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .nav-cards{margin-left:auto}
}
@media (max-width:1024px){
  .nav-cards,.nav-actions{display:none}
  .nav-toggle{display:inline-flex}
  .mobile-drawer{
    display:block;flex-basis:100%;width:100%;
    max-height:0;overflow:hidden;
    transition:max-height 260ms var(--ease);
  }
  .mobile-drawer.is-open{max-height:460px}
  .drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:12px 0 8px}
  .drawer-grid .nav-card{width:100%;justify-content:flex-start;border-color:var(--border)}
  .drawer-cta{display:flex;gap:8px;padding:4px 0 6px}
  .drawer-cta .btn{flex:1}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .intro-card{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .banner{min-height:400px;border-radius:20px}
  .banner-inner{padding:24px}
  .banner-stats{gap:20px}
  .stat-num{font-size:22px}
  .grid-3{grid-template-columns:1fr}
  .cat-bar{border-radius:16px}
  .cat-pill{padding:7px 14px;font-size:12.5px}
  .intro-card{padding:22px}
  .cta-block{padding:26px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:520px){
  body{font-size:16px}
  .logo-mark{width:36px;height:36px;font-size:13px}
  .logo-text b{font-size:15px}
  .logo-text span{font-size:11px}
  .banner-title{font-size:26px}
  .banner-actions .btn{flex:1}
  .drawer-grid{grid-template-columns:1fr}
  .acc-head{padding:14px 16px;font-size:15px}
  .acc-body-inner{padding:0 16px 18px}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  body.js-ready .reveal{opacity:1;transform:none}
}