/* roulang page: index */
:root{
  --ink:#0F3D33;
  --ink-deep:#0B2B24;
  --accent:#FF6A2B;
  --data:#17C3A2;
  --amber:#F5A623;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --text:#16211D;
  --muted:#5A6B64;
  --soft:#8A968F;
  --line:rgba(15,61,51,.10);
  --line-strong:rgba(15,61,51,.22);
  --grad-brand:linear-gradient(135deg,#0B2B24 0%,#0F3D33 45%,#1E7A5C 100%);
  --grad-accent:linear-gradient(100deg,#FF6A2B 0%,#FF9A2E 100%);
  --radius-card:20px;
  --radius-big:24px;
  --radius-img:16px;
  --radius-input:12px;
  --shadow:0 18px 40px rgba(15,61,51,.08);
  --shadow-hover:0 26px 54px rgba(15,61,51,.14);
  --ease:220ms ease;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:var(--accent);}
button{font-family:inherit;}
input,textarea,select{font-family:inherit;font-size:15px;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,106,43,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1600px){.container{max-width:1280px;}}
.section{padding:72px 0;}
.section--tight{padding:56px 0;}
.section--white{background:#fff;}
.section-head{margin-bottom:32px;}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.section-title{font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.01em;}
.section-desc{margin-top:12px;max-width:620px;font-size:15px;color:var(--muted);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink);white-space:nowrap;}
.text-link::after{content:"→";transition:transform var(--ease);}
.text-link:hover{color:var(--accent);}
.text-link:hover::after{transform:translateX(4px);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(15,61,51,.06);
  border:1px solid var(--line);
  color:var(--ink);font-size:13px;font-weight:600;letter-spacing:.02em;
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,244,239,.94);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
.topbar{display:flex;align-items:center;gap:22px;height:72px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-brand);
  color:#fff;display:grid;place-items:center;
  font-size:15px;font-weight:800;letter-spacing:.02em;
  box-shadow:0 8px 18px rgba(11,43,36,.24);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-sub{font-size:11px;color:var(--soft);letter-spacing:.14em;text-transform:uppercase;}
.search{position:relative;flex:1;max-width:380px;}
.search input{
  width:100%;height:44px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:#fff;color:var(--text);
  padding:0 44px 0 20px;font-size:14px;
  outline:none;transition:border-color var(--ease),box-shadow var(--ease);
}
.search input::placeholder{color:var(--soft);}
.search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,106,43,.18);}
.search-icon{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:14px;color:var(--soft);pointer-events:none;}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;
  border:1px solid transparent;font-size:15px;font-weight:700;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{height:42px;padding:0 22px;font-size:14px;}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 12px 26px rgba(255,106,43,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,106,43,.38);}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line-strong);}
.btn-outline:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.4);}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line-strong);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-menu{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 0 16px;}
.mobile-menu.is-open{display:block;}
.mobile-menu a{display:block;padding:12px 4px;font-size:15px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:0;}
.channel-bar{border-top:1px solid var(--line);}
.channel-inner{
  display:flex;gap:8px;overflow-x:auto;
  padding:10px 0;scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  flex:0 0 auto;scroll-snap-align:start;
  padding:9px 20px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:background var(--ease),color var(--ease);
}
.channel:hover{background:rgba(15,61,51,.07);color:var(--ink);}
.channel.is-active{background:var(--accent);color:#fff;box-shadow:0 8px 18px rgba(255,106,43,.26);}

/* ---------- Hero ---------- */
.hero{padding:56px 0 72px;background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);}
.hero-grid{display:grid;grid-template-columns:1.02fr 1fr;gap:52px;align-items:center;}
.hero-copy h1{font-size:clamp(28px,4.2vw,44px);font-weight:800;line-height:1.25;letter-spacing:-.02em;margin:20px 0 18px;color:var(--ink);}
.hero-sub{font-size:16px;line-height:1.85;color:var(--muted);max-width:560px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 22px;}
.trust-row{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--muted);}
.trust-row li{display:flex;align-items:center;gap:7px;}
.trust-row li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--data);}
.hero-card{
  position:relative;border-radius:var(--radius-big);overflow:hidden;
  background:var(--grad-brand);min-height:400px;
  box-shadow:0 28px 64px rgba(11,43,36,.28);
}
.hero-card img{width:100%;height:100%;min-height:400px;object-fit:cover;opacity:.42;}
.hero-card::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(11,43,36,.78) 0%,rgba(30,122,92,.34) 100%);}
.hero-badge{
  position:absolute;z-index:3;background:rgba(255,255,255,.94);
  border-radius:999px;padding:10px 20px;display:flex;align-items:center;gap:10px;
  box-shadow:0 14px 30px rgba(11,43,36,.22);
}
.hero-badge .num{font-size:20px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;}
.hero-badge .lab{font-size:12px;color:var(--muted);font-weight:600;}
.hero-badge--tl{left:24px;top:24px;}
.hero-badge--br{right:24px;bottom:24px;}
.hero-frame{position:absolute;inset:0;z-index:2;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:100% 44px;pointer-events:none;}

/* ---------- 指标看板 ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.kpi-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.kpi-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.kpi-label{font-size:13px;font-weight:600;color:var(--soft);letter-spacing:.03em;}
.kpi-value{margin-top:14px;font-size:clamp(28px,3.2vw,40px);font-weight:800;color:var(--ink);line-height:1.1;font-variant-numeric:tabular-nums;}
.kpi-unit{font-size:14px;font-weight:700;color:var(--muted);margin-left:5px;}
.kpi-foot{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:var(--soft);}
.delta{display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;}
.delta-up{color:#0E8A72;background:rgba(23,195,162,.14);}
.delta-amber{color:#B0690A;background:rgba(245,166,35,.18);}

/* ---------- 服务矩阵 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;}
.svc-card{
  position:relative;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.svc-card::before{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:4px;
  border-radius:0 4px 4px 0;background:var(--accent);opacity:0;
  transition:opacity var(--ease),top var(--ease),bottom var(--ease);
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.svc-card:hover::before{opacity:1;top:0;bottom:0;}
.svc-wide{grid-column:span 3;}
.svc-small{grid-column:span 2;}
.svc-media{border-radius:var(--radius-img);overflow:hidden;aspect-ratio:16/9;background:#EDEAE3;margin-bottom:22px;}
.svc-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.svc-card:hover .svc-media img{transform:scale(1.05);}
.svc-num{font-size:32px;font-weight:800;color:rgba(15,61,51,.14);font-variant-numeric:tabular-nums;line-height:1;}
.svc-title{margin-top:14px;font-size:19px;font-weight:700;color:var(--ink);}
.svc-text{margin-top:12px;font-size:14px;line-height:1.8;color:var(--muted);}
.svc-card .text-link{margin-top:auto;padding-top:20px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  padding:4px 12px;border-radius:8px;font-size:12px;font-weight:600;
  background:rgba(15,61,51,.06);color:var(--ink);
}
.tag--accent{background:rgba(255,106,43,.12);color:#C24A12;}
.tag--data{background:rgba(23,195,162,.14);color:#0E8A72;}

/* ---------- 资讯列表 ---------- */
.news-headline{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-cover{display:block;aspect-ratio:4/3;overflow:hidden;background:#EDEAE3;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-cover img{transform:scale(1.05);}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-meta-top{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.pill{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:700;background:rgba(15,61,51,.07);color:var(--ink);
}
.news-date{font-size:12px;color:var(--soft);font-variant-numeric:tabular-nums;}
.news-title{
  font-size:17px;font-weight:700;line-height:1.55;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-title a:hover{color:var(--accent);}
.news-sum{
  margin-top:10px;font-size:14px;line-height:1.75;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--line);font-size:13px;font-weight:700;color:var(--ink);
}
.news-foot .arrow{transition:transform var(--ease);}
.news-card:hover .news-foot .arrow{transform:translateX(4px);color:var(--accent);}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  background:var(--card);border:1px dashed var(--line-strong);border-radius:var(--radius-card);
  text-align:center;padding:32px;
}
.empty-state .icon{width:48px;height:48px;border-radius:50%;border:2px solid rgba(15,61,51,.2);position:relative;}
.empty-state .icon::before,.empty-state .icon::after{content:"";position:absolute;background:rgba(15,61,51,.2);}
.empty-state .icon::before{left:50%;top:14px;width:2px;height:20px;transform:translateX(-50%);}
.empty-state .icon::after{top:50%;left:14px;height:2px;width:20px;transform:translateY(-50%);}
.empty-state p{font-size:15px;color:var(--muted);}

/* ---------- 对照 ---------- */
.cmp-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.cmp-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow);
}
.cmp-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line);}
.cmp-head h3{font-size:18px;}
.cmp-row{padding:16px 0;border-bottom:1px dashed var(--line);}
.cmp-row:last-child{border-bottom:0;padding-bottom:0;}
.cmp-row-top{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;color:var(--muted);}
.cmp-row-top b{color:var(--ink);font-variant-numeric:tabular-nums;font-weight:800;font-size:15px;}
.bar{margin-top:10px;height:10px;border-radius:999px;background:rgba(15,61,51,.08);overflow:hidden;}
.bar i{display:block;height:100%;border-radius:999px;background:var(--data);}
.bar i.amber{background:var(--amber);}
.cmp-note{margin-top:20px;font-size:12px;color:var(--soft);line-height:1.7;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;}
.faq-side p{margin-top:16px;font-size:15px;color:var(--muted);max-width:420px;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item.is-open{border-color:rgba(255,106,43,.5);box-shadow:inset 3px 0 0 var(--accent),0 14px 30px rgba(15,61,51,.08);}
.faq-q{
  width:100%;min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 22px;background:none;border:0;cursor:pointer;
  font-size:16px;font-weight:700;color:var(--ink);text-align:left;line-height:1.6;
}
.faq-q:hover{color:var(--accent);}
.faq-icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:rgba(15,61,51,.07);color:var(--ink);
  display:grid;place-items:center;font-size:16px;font-weight:700;
  transition:transform var(--ease),background var(--ease),color var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 200ms ease;}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a-inner{padding:0 22px 20px;font-size:15px;color:var(--muted);}

/* ---------- 表单 ---------- */
.contact-panel{
  background:var(--grad-brand);border-radius:28px;padding:48px;
  box-shadow:0 30px 70px rgba(11,43,36,.24);
  position:relative;overflow:hidden;
}
.contact-panel::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.35) 0%,rgba(255,106,43,0) 70%);
}
.contact-inner{position:relative;z-index:2;}
.contact-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.contact-inner .lead{margin-top:12px;font-size:15px;color:rgba(255,255,255,.72);max-width:560px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px;}
.field label{display:block;margin-bottom:8px;font-size:13px;font-weight:600;color:rgba(255,255,255,.75);}
.field input,.field textarea,.field select{
  width:100%;border-radius:var(--radius-input);
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);
  color:#fff;padding:13px 16px;font-size:15px;
  outline:none;transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field select option{color:#16211D;}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.45);}
.field input:focus,.field textarea:focus,.field select:focus{
  border-color:var(--accent);background:rgba(255,255,255,.12);
  box-shadow:0 0 0 3px rgba(255,106,43,.25);
}
.field-full{grid-column:1 / -1;}
.field textarea{min-height:120px;resize:vertical;}
.form-actions{grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.form-note{font-size:12px;color:rgba(255,255,255,.6);max-width:520px;line-height:1.7;}
.form-toast{
  display:none;margin-top:18px;padding:12px 18px;border-radius:12px;
  background:rgba(23,195,162,.16);border:1px solid rgba(23,195,162,.4);
  color:#BDF3E7;font-size:14px;
}
.form-toast.is-show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px;}
.footer-brand .brand-mark{box-shadow:none;background:var(--grad-accent);}
.footer-brand span{color:#fff;font-size:17px;font-weight:800;}
.footer-about{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.6);max-width:320px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-card,.hero-card img{min-height:340px;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .svc-grid{grid-template-columns:repeat(2,1fr);}
  .svc-wide,.svc-small{grid-column:span 1;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 24px;}
  .contact-panel{padding:38px 32px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .topbar{height:64px;gap:14px;}
  .search{display:none;}
  .topbar-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:40px 0 56px;}
  .hero-card,.hero-card img{min-height:320px;}
  .news-grid{grid-template-columns:1fr;}
  .cmp-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .contact-panel{padding:32px 22px;border-radius:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  body{font-size:15px;}
  .hero-copy h1{font-size:26px;}
  .kpi-grid{grid-template-columns:1fr;}
  .svc-card{padding:20px;}
  .news-body{padding:16px;}
  .kpi-card{padding:20px;}
  .brand-name{font-size:15px;}
  .hero-badge{padding:8px 16px;}
  .hero-badge .num{font-size:17px;}
  .footer-bottom{font-size:12px;}
}

/* roulang page: article */
:root{
  --ink:#0F3D33;
  --ink-deep:#0B2B24;
  --ink-mid:#1E7A5C;
  --orange:#FF6A2B;
  --orange-soft:#FF9A2E;
  --cyan:#17C3A2;
  --amber:#F5A623;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --text:#16211D;
  --text-2:#5A6B64;
  --text-3:#8A968F;
  --line:rgba(15,61,51,.10);
  --line-strong:rgba(15,61,51,.18);
  --grad-brand:linear-gradient(135deg,#0B2B24 0%,#0F3D33 45%,#1E7A5C 100%);
  --grad-accent:linear-gradient(100deg,#FF6A2B 0%,#FF9A2E 100%);
  --r-card:20px;
  --r-big:24px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(15,61,51,.08);
  --shadow-hover:0 22px 48px rgba(15,61,51,.14);
  --pad-section:72px;
  --font: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC","Hiragino Sans GB",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,background-color .2s ease;}
a:hover{color:var(--orange);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:3px solid rgba(255,106,43,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar{display:flex;align-items:center;gap:22px;padding:14px 0;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--grad-brand);color:#fff;font-weight:800;font-size:18px;letter-spacing:.5px;
  box-shadow:0 10px 22px rgba(15,61,51,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap;}
.brand-text span{font-size:12px;color:var(--text-3);letter-spacing:1.4px;text-transform:uppercase;}
.search-box{flex:1;max-width:440px;position:relative;}
.search-box input{
  width:100%;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:#fff;color:var(--text);
  padding:0 46px 0 18px;transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,106,43,.16);}
.search-box button{
  position:absolute;right:5px;top:5px;width:34px;height:34px;border:none;border-radius:50%;
  background:var(--grad-accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;
}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;white-space:nowrap;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 12px 26px rgba(255,106,43,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,106,43,.36);}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line-strong);}
.btn-outline:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}

.channel-bar{border-top:1px solid var(--line);}
.channel-inner{
  display:flex;align-items:center;gap:8px;padding:10px 0;
  overflow-x:auto;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  position:relative;flex:0 0 auto;scroll-snap-align:start;
  padding:8px 16px;border-radius:var(--r-pill);font-size:14.5px;font-weight:600;color:var(--text-2);
  border:1px solid transparent;transition:all .2s ease;
}
.channel:hover{color:var(--ink);background:rgba(15,61,51,.06);}
.channel.is-active{background:rgba(255,106,43,.12);color:var(--ink);font-weight:800;border-color:rgba(255,106,43,.35);}
.channel.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:2px;width:20px;height:3px;
  border-radius:3px;background:var(--orange);
}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-strong);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:16px;
}

/* ---------- 内页横幅 ---------- */
.page-banner{
  position:relative;background-image:linear-gradient(120deg,rgba(11,43,36,.92) 0%,rgba(15,61,51,.82) 55%,rgba(30,122,92,.72) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:42px 0 46px;color:#fff;overflow:hidden;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 68px);
  pointer-events:none;
}
.page-banner .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.78);flex-wrap:wrap;}
.breadcrumb a{color:rgba(255,255,255,.86);}
.breadcrumb a:hover{color:var(--orange-soft);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .crumb-current{
  max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#fff;font-weight:600;
}
.article-head{margin-top:22px;max-width:900px;}
.article-head h1{
  font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:800;letter-spacing:-.2px;
  color:#fff;word-break:break-word;
}
.article-lead{
  margin-top:18px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.84);max-width:820px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:20px;font-size:13.5px;color:rgba(255,255,255,.78);}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--orange-soft);font-size:13px;}
.meta-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);color:#fff;font-size:12.5px;font-weight:600;
}

/* ---------- 正文区 ---------- */
.section{padding:var(--pad-section) 0;}
.section-tight{padding:56px 0;}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 280px;gap:44px;justify-content:center;align-items:start;}
.reader-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-big);
  box-shadow:var(--shadow);padding:40px 44px;
}
.article-body{font-size:16.5px;line-height:2;color:var(--text);}
.article-body p{margin:0 0 1.2em;text-align:left;}
.article-body h2{
  position:relative;font-size:clamp(21px,2.4vw,27px);font-weight:700;line-height:1.4;color:var(--ink);
  margin:2em 0 .8em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:5px;border-radius:4px;background:var(--grad-accent);
}
.article-body h3{font-size:19px;font-weight:700;color:var(--ink);margin:1.6em 0 .6em;}
.article-body h4{font-size:16.5px;font-weight:700;color:var(--ink);margin:1.4em 0 .5em;}
.article-body a{color:var(--orange);border-bottom:1px solid rgba(255,106,43,.4);}
.article-body a:hover{color:var(--ink);border-color:var(--ink);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:0;}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:.6em;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--cyan);
}
.article-body ol{counter-reset:artlist;}
.article-body ol li{counter-increment:artlist;padding-left:30px;}
.article-body ol li::before{
  content:counter(artlist);position:absolute;left:0;top:.1em;
  width:20px;height:20px;border-radius:6px;background:rgba(15,61,51,.08);color:var(--ink);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 24px;border-left:4px solid var(--orange);
  background:rgba(255,106,43,.06);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.4em auto;background:#EDEAE3;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;
}
.article-body thead th{
  background:var(--ink);color:#fff;font-weight:700;text-align:left;padding:12px 16px;font-size:14.5px;
}
.article-body tbody td{padding:12px 16px;border-top:1px solid var(--line);color:var(--text-2);}
.article-body tbody tr:nth-child(even) td{background:#FAF9F5;}
.article-body code{
  background:rgba(15,61,51,.07);border-radius:6px;padding:2px 7px;font-size:14px;color:var(--ink);
}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2em 0;}

/* 目录 */
.toc-card{
  position:sticky;top:132px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);padding:22px 22px 18px;
}
.toc-card h3{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.toc-card h3 i{color:var(--orange);font-size:13px;}
.toc-list a{
  display:block;font-size:14px;color:var(--text-2);padding:8px 10px;border-radius:10px;
  border-left:3px solid transparent;line-height:1.55;
}
.toc-list a:hover,.toc-list a.is-current{background:rgba(15,61,51,.05);color:var(--ink);border-left-color:var(--orange);}
.toc-back{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line-strong);}
.toc-back a{font-size:14px;font-weight:700;color:var(--orange);display:inline-flex;align-items:center;gap:8px;}
.toc-back a:hover{color:var(--ink);}

/* 阅读提示 */
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.tip-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease;
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.tip-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(23,195,162,.12);color:var(--ink-mid);font-size:18px;margin-bottom:16px;
}
.tip-card h3{font-size:17.5px;font-weight:700;color:var(--ink);margin-bottom:10px;}
.tip-card p{font-size:14.5px;color:var(--text-2);line-height:1.85;}

/* 空态 */
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  border:1px dashed var(--line-strong);border-radius:var(--r-card);background:#FCFBF8;padding:32px 24px;text-align:center;
}
.empty-state i{font-size:28px;color:var(--text-3);}
.empty-state p{color:var(--text-2);font-size:15px;}

/* CTA 条 */
.cta-band{
  background:var(--grad-brand);border-radius:var(--r-big);padding:44px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;position:relative;overflow:hidden;
  box-shadow:0 24px 52px rgba(15,61,51,.22);
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.30) 0%,rgba(255,106,43,0) 70%);
}
.cta-text{position:relative;z-index:2;max-width:620px;}
.cta-text h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;color:#fff;line-height:1.35;}
.cta-text p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.8);line-height:1.85;}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}

/* 页脚 */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:56px 0 22px;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16.5px;margin-bottom:14px;}
.footer-about{font-size:13.5px;line-height:1.95;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;font-weight:700;letter-spacing:.4px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:13.5px;color:rgba(255,255,255,.7);}
.footer-col ul li a:hover{color:var(--orange);}
.footer-bottom{
  margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* 响应式 */
@media (max-width:1024px){
  :root{--pad-section:56px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .toc-card{position:static;order:-1;}
  .tips-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
  .reader-card{padding:32px 30px;}
}
@media (max-width:768px){
  :root{--pad-section:40px;}
  .container{padding:0 16px;}
  .topbar{flex-wrap:wrap;gap:12px;padding:12px 0;}
  .nav-toggle{display:flex;margin-left:auto;}
  .search-box{order:3;flex:1 1 100%;max-width:none;}
  .topbar-actions{order:2;gap:8px;}
  .topbar-actions .btn{padding:0 18px;height:42px;font-size:14px;}
  .page-banner{padding:30px 0 34px;}
  .breadcrumb .crumb-current{max-width:200px;}
  .reader-card{padding:24px 18px;border-radius:var(--r-card);}
  .article-body{font-size:16px;line-height:1.92;}
  .tips-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:22px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-about{max-width:none;}
}
@media (max-width:520px){
  .brand-text strong{font-size:15px;}
  .brand-text span{font-size:11px;letter-spacing:1px;}
  .brand-mark{width:36px;height:36px;border-radius:10px;font-size:16px;}
  .article-body{font-size:15.5px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --ink:#0F3D33;
  --ink-2:#1E7A5C;
  --orange:#FF6A2B;
  --orange-2:#FF9A2E;
  --cyan:#17C3A2;
  --amber:#F5A623;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --deep:#0B2B24;
  --t1:#16211D;
  --t2:#5A6B64;
  --t3:#8A968F;
  --line:rgba(15,61,51,.10);
  --line-soft:rgba(15,61,51,.06);
  --grad-brand:linear-gradient(135deg,#0B2B24 0%,#0F3D33 45%,#1E7A5C 100%);
  --grad-accent:linear-gradient(100deg,#FF6A2B 0%,#FF9A2E 100%);
  --r-card:20px;
  --r-big:24px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh:0 18px 40px rgba(15,61,51,.08);
  --sh-hover:0 22px 48px rgba(15,61,51,.14);
  --sh-soft:0 8px 22px rgba(15,61,51,.06);
  --container:1200px;
  --nav-top-h:64px;
  --nav-ch-h:44px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--orange);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--t1);font-weight:700;line-height:1.35;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
input,select,textarea,button{font-family:inherit;font-size:16px;}
input:focus,select:focus,textarea:focus,button:focus,a:focus{outline:none;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(255,106,43,.45);
  outline-offset:2px;
  border-radius:6px;
}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
.grid-x{display:flex;flex-wrap:wrap;}
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-margin-x > .cell{padding-left:12px;padding-right:12px;margin-left:0;margin-right:0;}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border:0;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  text-decoration:none;
}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 12px 26px rgba(255,106,43,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,106,43,.42);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid rgba(15,61,51,.28);}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-2px);}
.btn-on-dark{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.32);}
.btn-on-dark:hover{background:#fff;color:var(--deep);border-color:#fff;transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.6;white-space:nowrap;
}
.pill-cyan{background:rgba(23,195,162,.12);color:#0E8A72;border:1px solid rgba(23,195,162,.32);}
.pill-amber{background:rgba(245,166,35,.14);color:#9A6410;border:1px solid rgba(245,166,35,.36);}
.pill-ink{background:rgba(15,61,51,.08);color:var(--ink);border:1px solid rgba(15,61,51,.14);}
.pill-orange{background:rgba(255,106,43,.12);color:#C64A15;border:1px solid rgba(255,106,43,.30);}
.tag{
  display:inline-block;padding:3px 10px;border-radius:8px;
  background:rgba(15,61,51,.06);color:var(--ink);
  font-size:13px;font-weight:600;
}

/* ---------- 导航 ---------- */
.site-header{position:relative;z-index:60;}
.nav-top{
  background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:62;
}
.nav-top-inner{
  display:flex;align-items:center;gap:18px;
  height:var(--nav-top-h);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--grad-brand);
  color:#fff;font-size:16px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(15,61,51,.24);
}
.brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.2px;}
.brand:hover .brand-text{color:var(--orange);}
.nav-search{
  flex:1 1 auto;max-width:420px;margin:0 auto;
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 18px;
  border:1px solid rgba(15,61,51,.22);border-radius:var(--r-pill);
  background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search i{color:var(--t3);font-size:14px;}
.nav-search input{
  flex:1;border:0;background:transparent;height:40px;
  font-size:14px;color:var(--t1);
}
.nav-search input::placeholder{color:var(--t3);}
.nav-search:focus-within{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,106,43,.18);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid rgba(15,61,51,.20);background:#fff;color:var(--ink);
  font-size:16px;cursor:pointer;align-items:center;justify-content:center;
  transition:background-color .2s ease,color .2s ease;
}
.nav-toggle:hover{background:var(--ink);color:#fff;}
.mobile-panel{
  display:none;background:#fff;border-bottom:1px solid var(--line);
  padding:14px 0 18px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel .nav-search{max-width:none;margin:0 0 12px;width:100%;}
.nav-channels{
  background:var(--deep);
  position:sticky;top:var(--nav-top-h);z-index:58;
  box-shadow:0 10px 24px rgba(11,43,36,.18);
}
.channel-inner{
  display:flex;align-items:center;gap:8px;
  height:var(--nav-ch-h);
  overflow-x:auto;overflow-y:hidden;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  flex:0 0 auto;scroll-snap-align:start;
  padding:8px 18px;border-radius:var(--r-pill);
  color:rgba(255,255,255,.76);font-size:15px;font-weight:600;
  white-space:nowrap;text-decoration:none;
  transition:color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.channel:hover{color:#fff;background:rgba(255,255,255,.10);}
.channel.is-active{
  background:var(--grad-accent);color:#fff;
  box-shadow:0 8px 20px rgba(255,106,43,.34);
}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line-soft);}
.crumb{display:flex;align-items:center;gap:8px;padding:14px 0;font-size:13px;color:var(--t2);}
.crumb a{color:var(--t2);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{color:var(--t3);}
.crumb .now{color:var(--ink);font-weight:700;}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0;}
.section-tight{padding:56px 0;}
.section-head{margin-bottom:32px;}
.section-head h2{font-size:28px;font-weight:700;letter-spacing:.2px;}
.section-head p{margin-top:10px;color:var(--t2);font-size:15px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--orange);
  letter-spacing:1.6px;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--orange);border-radius:2px;}

/* ---------- 首屏 ---------- */
.hero-cat{padding:56px 0 64px;}
.hero-grid{display:flex;align-items:center;gap:48px;}
.hero-media{flex:0 0 46%;max-width:46%;}
.hero-media-inner{
  position:relative;border-radius:var(--r-big);overflow:hidden;
  background:#EDEAE3;box-shadow:var(--sh);
  border:1px solid var(--line);
}
.hero-media-inner img{width:100%;height:420px;object-fit:cover;}
.hero-media-inner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,43,36,0) 45%,rgba(11,43,36,.55) 100%);
}
.hero-float{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:flex;gap:10px;flex-wrap:wrap;
}
.float-chip{
  background:rgba(255,255,255,.92);border-radius:var(--r-pill);
  padding:7px 14px;font-size:12px;font-weight:700;color:var(--ink);
  display:inline-flex;align-items:center;gap:6px;
  box-shadow:0 8px 20px rgba(11,43,36,.18);
}
.float-chip .num{color:var(--orange);}
.hero-text{flex:1 1 auto;min-width:0;}
.hero-text h1{
  font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:800;
  letter-spacing:.2px;margin-bottom:18px;
}
.hero-text h1 em{font-style:normal;color:var(--orange);}
.hero-sub{font-size:17px;line-height:1.85;color:var(--t2);max-width:560px;margin-bottom:26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px;}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;}
.trust-row .pill{background:#fff;border:1px solid var(--line);color:var(--ink);box-shadow:var(--sh-soft);}
.trust-row .pill i{color:var(--cyan);}

/* ---------- 指标条 ---------- */
.metrics-bar{padding:0 0 72px;}
.metrics-strip{
  background:var(--deep);border-radius:var(--r-big);
  padding:30px 24px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  box-shadow:0 24px 48px rgba(11,43,36,.20);
}
.metric{padding:0 8px;border-left:1px solid rgba(255,255,255,.14);}
.metric:first-child{border-left:0;}
.metric-label{font-size:12px;letter-spacing:1.4px;color:rgba(255,255,255,.60);font-weight:700;margin-bottom:8px;}
.metric-value{font-size:34px;line-height:1.1;color:#fff;}
.metric-value span{font-size:15px;font-weight:600;margin-left:5px;color:rgba(255,255,255,.72);}
.metric-foot{margin-top:8px;font-size:12px;color:rgba(255,255,255,.55);line-height:1.7;}

/* ---------- 要点清单 ---------- */
.point-list{display:flex;flex-direction:column;gap:20px;}
.point-item{
  display:flex;gap:24px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh);
  position:relative;overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease;
}
.point-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad-accent);opacity:0;transition:opacity .22s ease;
}
.point-item:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.point-item:hover::before{opacity:1;}
.point-no{
  flex:0 0 auto;width:56px;height:56px;border-radius:16px;
  background:rgba(15,61,51,.06);color:var(--ink);
  font-size:22px;display:flex;align-items:center;justify-content:center;
}
.point-body h3{font-size:19px;margin-bottom:10px;}
.point-body p{color:var(--t2);font-size:15px;margin-bottom:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink);}
.link-arrow i{font-size:12px;transition:transform .2s ease;}
.link-arrow:hover{color:var(--orange);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- 流程 ---------- */
.flow-wrap{background:#fff;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.flow-card{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease;
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);background:#fff;}
.flow-step{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-brand);color:#fff;font-size:15px;font-weight:800;
  margin-bottom:16px;
}
.flow-card h3{font-size:17px;margin-bottom:10px;}
.flow-card p{font-size:14px;color:var(--t2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-layout{display:flex;gap:44px;align-items:flex-start;}
.faq-side{flex:0 0 34%;max-width:34%;}
.faq-side h2{font-size:28px;margin-bottom:14px;}
.faq-side p{color:var(--t2);font-size:15px;margin-bottom:20px;}
.faq-side .side-note{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;font-size:13px;color:var(--t2);box-shadow:var(--sh-soft);
}
.faq-side .side-note strong{color:var(--ink);}
.faq-main{flex:1 1 auto;min-width:0;}
.accordion{margin:0;border:0;background:transparent;}
.accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;position:relative;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--orange);opacity:0;transition:opacity .2s ease;
}
.accordion-item.is-active{box-shadow:var(--sh);border-color:rgba(255,106,43,.28);}
.accordion-item.is-active::before{opacity:1;}
.accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  height:52px;padding:0 22px;margin:0;
  font-size:16px;font-weight:700;color:var(--t1);
  text-decoration:none;background:transparent;border:0;
}
.accordion-title:hover{color:var(--orange);}
.accordion-title .ico{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:rgba(15,61,51,.07);color:var(--ink);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;transition:transform .2s ease,background-color .2s ease,color .2s ease;
}
.accordion-item.is-active .accordion-title .ico{background:var(--grad-accent);color:#fff;transform:rotate(180deg);}
.accordion-content{padding:0 22px 20px;color:var(--t2);font-size:15px;line-height:1.85;}
.faq-acc.js-on .accordion-content{display:none;}
.faq-acc.js-on .accordion-item.is-active .accordion-content{display:block;}

/* ---------- 表单 ---------- */
.form-wrap{
  background:var(--grad-brand);border-radius:var(--r-big);
  padding:48px 44px;color:#fff;position:relative;overflow:hidden;
}
.form-wrap::before{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  border-radius:50%;background:rgba(255,255,255,.06);
}
.form-wrap::after{
  content:"";position:absolute;left:-40px;bottom:-80px;width:220px;height:220px;
  border-radius:50%;background:rgba(255,106,43,.14);
}
.form-inner{position:relative;z-index:2;}
.form-head{margin-bottom:26px;}
.form-head h2{color:#fff;font-size:26px;margin-bottom:10px;}
.form-head p{color:rgba(255,255,255,.76);font-size:15px;max-width:640px;margin:0;}
.form-grid{display:flex;flex-wrap:wrap;margin:0 -10px;}
.form-field{padding:0 10px;margin-bottom:18px;width:50%;}
.form-field.full{width:100%;}
.form-field label{display:block;font-size:13px;font-weight:700;color:rgba(255,255,255,.86);margin-bottom:8px;}
.form-field input,
.form-field select,
.form-field textarea{
  width:100%;border:1px solid rgba(255,255,255,.28);border-radius:var(--r-input);
  background:rgba(255,255,255,.10);color:#fff;padding:12px 14px;
  font-size:15px;line-height:1.6;transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.form-field textarea{min-height:110px;resize:vertical;}
.form-field input::placeholder,
.form-field textarea::placeholder{color:rgba(255,255,255,.52);}
.form-field select option{color:var(--t1);}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  border-color:var(--orange);background:rgba(255,255,255,.16);
  box-shadow:0 0 0 3px rgba(255,106,43,.30);
}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:8px;}
.form-note{font-size:13px;color:rgba(255,255,255,.66);line-height:1.8;max-width:560px;}
.form-toast{
  display:none;margin-top:18px;padding:12px 18px;border-radius:12px;
  background:rgba(23,195,162,.16);border:1px solid rgba(23,195,162,.44);
  color:#C9FFF2;font-size:14px;
}
.form-toast.is-show{display:block;}

/* ---------- 底部 CTA 条 ---------- */
.cta-strip{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-big);
  padding:32px 36px;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:20px;box-shadow:var(--sh);
}
.cta-strip h3{font-size:20px;margin-bottom:6px;}
.cta-strip p{color:var(--t2);font-size:14px;margin:0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);margin-top:80px;padding:60px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--grad-accent);box-shadow:none;}
.footer-brand span:last-child{font-size:16px;font-weight:800;color:#fff;}
.footer-about{font-size:13px;line-height:1.9;color:rgba(255,255,255,.62);max-width:360px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:700;letter-spacing:.4px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:13px;color:rgba(255,255,255,.68);}
.footer-col ul li a:hover{color:var(--orange);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{gap:32px;}
  .hero-media{flex:0 0 44%;max-width:44%;}
  .hero-media-inner img{height:340px;}
  .metrics-strip{grid-template-columns:repeat(2,1fr);gap:26px;}
  .metric:nth-child(3){border-left:0;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{flex-direction:column;gap:28px;}
  .faq-side{flex:1 1 auto;max-width:100%;}
  .section{padding:56px 0;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  :root{--nav-top-h:52px;--nav-ch-h:46px;}
  .nav-search{display:none;}
  .nav-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .mobile-panel .nav-search{display:flex;}
  .mobile-panel .btn{display:inline-flex;width:100%;}
  .hero-cat{padding:36px 0 44px;}
  .hero-grid{flex-direction:column;gap:24px;}
  .hero-media{order:2;flex:1 1 auto;max-width:100%;width:100%;}
  .hero-media-inner img{height:300px;}
  .hero-text{order:1;}
  .hero-sub{font-size:15px;}
  .metrics-bar{padding-bottom:56px;}
  .metrics-strip{grid-template-columns:1fr;gap:20px;padding:24px 20px;}
  .metric{border-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:16px;}
  .metric:first-child{border-top:0;padding-top:0;}
  .point-item{flex-direction:column;gap:16px;padding:22px;}
  .flow-grid{grid-template-columns:1fr;}
  .form-wrap{padding:32px 22px;}
  .form-field{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:40px 0;}
  .section-head h2,.faq-side h2{font-size:24px;}
  .cta-strip{padding:24px 20px;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .brand-text{font-size:15px;}
  .hero-text h1{font-size:26px;}
  .metric-value{font-size:28px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .point-body h3{font-size:17px;}
  .accordion-title{font-size:15px;padding:0 16px;height:auto;min-height:52px;padding-top:10px;padding-bottom:10px;}
  .accordion-content{padding:0 16px 18px;}
}

/* roulang page: category2 */
:root{
  --ink:#0F3D33;
  --ink-deep:#0B2B24;
  --accent:#FF6A2B;
  --accent-2:#FF9A2E;
  --data:#17C3A2;
  --amber:#F5A623;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --t1:#16211D;
  --t2:#5A6B64;
  --t3:#8A968F;
  --line:rgba(15,61,51,.10);
  --line-strong:rgba(15,61,51,.20);
  --grad-brand:linear-gradient(135deg,#0B2B24 0%,#0F3D33 45%,#1E7A5C 100%);
  --grad-accent:linear-gradient(100deg,#FF6A2B 0%,#FF9A2E 100%);
  --r-card:20px;
  --r-big:24px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(15,61,51,.08);
  --shadow-hover:0 22px 48px rgba(15,61,51,.14);
  --sp:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--t1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(255,106,43,.45);outline-offset:2px}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;color:var(--ink)}
p{margin:0;text-align:left}
ul{margin:0;padding:0;list-style:none}
input,textarea,select{font:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}
.grid-x{display:flex;flex-flow:row wrap}
.cell{flex:0 0 auto;min-width:0;width:100%}
.num{font-variant-numeric:tabular-nums;font-weight:700}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 6px 24px rgba(15,61,51,.07)}
.topbar{border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:64px;padding-top:8px;padding-bottom:8px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:800;letter-spacing:1px}
.logo-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.3px;white-space:nowrap}
.search{flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line-strong);border-radius:var(--r-pill);padding:6px 8px 6px 16px;transition:border-color .2s ease,box-shadow .2s ease}
.search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,106,43,.16)}
.search input{flex:1 1 auto;border:0;background:transparent;font-size:14px;color:var(--t1);height:32px}
.search input:focus{outline:none}
.search input::placeholder{color:var(--t3)}
.search button{width:34px;height:34px;border:0;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;transition:background .2s ease}
.search button:hover{background:var(--accent)}
.topbar-cta{flex:0 0 auto}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-strong);background:#fff;color:var(--ink);font-size:16px;align-items:center;justify-content:center}

.channel-bar{background:var(--ink-deep)}
.channel-inner{display:flex;align-items:center;gap:6px;overflow-x:auto;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding:0}
.channel-inner::-webkit-scrollbar{display:none}
.channel{position:relative;flex:0 0 auto;scroll-snap-align:start;padding:14px 16px;font-size:15px;font-weight:600;color:rgba(255,255,255,.76);white-space:nowrap;transition:color .2s ease,background .2s ease}
.channel:hover{color:#fff;background:rgba(255,255,255,.06)}
.channel.is-active{color:#fff;font-weight:800}
.channel.is-active::after{content:"";position:absolute;left:16px;right:16px;bottom:5px;height:3px;border-radius:3px;background:var(--grad-accent)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1px solid transparent;white-space:nowrap;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,filter .22s ease}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 12px 26px rgba(255,106,43,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,106,43,.38);filter:brightness(1.04)}
.btn-outline{background:#fff;color:var(--ink);border-color:rgba(15,61,51,.28)}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.42)}
.btn-ghost:hover{background:#fff;color:var(--ink);transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn:active{transform:translateY(0)}

/* ---------- Breadcrumb ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t2)}
.crumb a{color:var(--t2)}
.crumb a:hover{color:var(--accent)}
.crumb span.sep{color:var(--t3)}
.crumb .current{color:var(--ink);font-weight:700}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--grad-brand);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:url(/assets/images/backpic/back-2.png);background-size:cover;background-position:center;opacity:.16}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px);background-size:100% 42px;opacity:.35;pointer-events:none}
.hero .container{position:relative;z-index:2}
.hero-inner{padding:40px 0 64px}
.hero .crumb,.hero .crumb a,.hero .crumb span.sep{color:rgba(255,255,255,.72)}
.hero .crumb .current{color:#fff}
.hero-grid{display:flex;flex-wrap:wrap;align-items:center;gap:40px;margin-top:26px}
.hero-copy{flex:1 1 46%;min-width:0}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);font-size:13px;font-weight:700;color:#fff;letter-spacing:.4px}
.hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:800;color:#fff;margin:18px 0 0}
.hero-sub{margin-top:16px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.86);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-badges span{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.88);background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);border-radius:var(--r-pill);padding:6px 14px}
.hero-media{flex:1 1 42%;min-width:0;position:relative}
.hero-media img{width:100%;height:340px;object-fit:cover;border-radius:var(--r-big);box-shadow:0 28px 60px rgba(0,0,0,.36)}
.float-badge{position:absolute;display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.94);color:var(--ink);border-radius:var(--r-pill);padding:9px 16px;font-size:13px;font-weight:700;box-shadow:0 14px 30px rgba(0,0,0,.20);backdrop-filter:blur(4px)}
.float-badge i{color:var(--accent)}
.float-badge.b1{top:18px;left:-14px}
.float-badge.b2{bottom:22px;right:-10px}
.float-badge.b2 i{color:var(--data)}

/* ---------- Sections ---------- */
.section{padding:72px 0}
.section.alt{background:#fff}
.section.tight{padding-top:56px}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:1px;color:var(--accent);text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--grad-accent)}
.sec-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700;margin-top:12px;color:var(--ink)}
.sec-desc{margin-top:12px;font-size:15px;color:var(--t2);max-width:720px;line-height:1.85}
.sec-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--ink)}
.sec-link:hover{color:var(--accent)}
.sec-link i{transition:transform .2s ease}
.sec-link:hover i{transform:translateX(4px)}

/* ---------- Channel quick cards ---------- */
.q-grid{display:flex;flex-wrap:wrap;gap:18px}
.q-card{flex:1 1 calc(25% - 14px);min-width:220px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .22s ease,box-shadow .22s ease}
.q-card::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:0 4px 4px 0;background:var(--grad-accent);opacity:0;transition:opacity .22s ease}
.q-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.q-card:hover::before{opacity:1}
.q-card .q-ico{width:44px;height:44px;border-radius:14px;background:rgba(15,61,51,.06);color:var(--ink);display:flex;align-items:center;justify-content:center;font-size:18px}
.q-card h3{font-size:17px;font-weight:700;margin-top:16px;color:var(--ink)}
.q-card p{margin-top:8px;font-size:14px;color:var(--t2);line-height:1.8}
.q-card .q-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13px;font-weight:700;color:var(--accent)}

/* ---------- Timeline ---------- */
.timeline{display:flex;flex-direction:column;gap:18px;position:relative}
.tl-item{display:flex;gap:22px;position:relative}
.tl-item:not(:last-child)::before{content:"";position:absolute;left:31px;top:70px;bottom:-20px;width:2px;background:linear-gradient(180deg,rgba(255,106,43,.55),rgba(15,61,51,.12))}
.tl-num{flex:0 0 64px;width:64px;height:64px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;position:relative;z-index:2}
.tl-item:hover .tl-num{color:#fff;background:var(--grad-accent);border-color:transparent}
.tl-body{flex:1 1 auto;min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 26px;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease}
.tl-body:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.tl-body h3{font-size:18px;font-weight:700;color:var(--ink)}
.tl-body p{margin-top:10px;font-size:15px;color:var(--t2);line-height:1.85}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:5px 12px;border-radius:8px;background:rgba(15,61,51,.06);color:var(--ink);border:1px solid var(--line)}
.tag.orange{background:rgba(255,106,43,.10);border-color:rgba(255,106,43,.28);color:#C34A16}
.tag.green{background:rgba(23,195,162,.12);border-color:rgba(23,195,162,.32);color:#0E7C67}

/* ---------- Two column cards ---------- */
.duo{display:flex;flex-wrap:wrap;gap:24px}
.duo-card{flex:1 1 calc(50% - 12px);min-width:280px;background:#fff;border:1px solid var(--line);border-radius:var(--r-big);overflow:hidden;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease}
.duo-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.duo-card img{width:100%;height:200px;object-fit:cover}
.duo-body{padding:26px}
.duo-body h3{font-size:20px;font-weight:700;color:var(--ink)}
.duo-body>p{margin-top:10px;font-size:15px;color:var(--t2);line-height:1.85}
.check-list{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--t1);line-height:1.75}
.check-list li i{color:var(--data);font-size:14px;margin-top:6px;flex:0 0 auto}
.check-list li b{color:var(--ink)}

/* ---------- Table ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.data-table{width:100%;border-collapse:collapse;min-width:640px}
.data-table thead th{background:var(--ink);color:#fff;font-size:14px;font-weight:700;text-align:left;padding:16px 20px;letter-spacing:.4px;white-space:nowrap}
.data-table tbody td{padding:15px 20px;font-size:15px;color:var(--t1);border-bottom:1px solid var(--line);vertical-align:top;line-height:1.7}
.data-table tbody tr:nth-child(even){background:#F3F1EB}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table tbody tr:hover{background:rgba(255,106,43,.05)}
.data-table .f-name{font-weight:700;color:var(--ink);white-space:nowrap}
.data-table .f-val{color:var(--t2)}
.pill-code{display:inline-flex;align-items:center;font-size:12px;font-weight:700;padding:4px 10px;border-radius:8px;background:rgba(23,195,162,.13);color:#0E7C67;border:1px solid rgba(23,195,162,.30)}
.pill-code.amber{background:rgba(245,166,35,.15);color:#A56A05;border-color:rgba(245,166,35,.36)}

/* ---------- FAQ ---------- */
.faq-layout{display:flex;flex-wrap:wrap;gap:40px}
.faq-side{flex:1 1 300px;min-width:260px}
.faq-side h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;margin-top:12px;color:var(--ink)}
.faq-side p{margin-top:14px;font-size:15px;color:var(--t2);line-height:1.85}
.faq-list{flex:1 1 520px;min-width:280px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-img);margin-bottom:12px;box-shadow:0 10px 24px rgba(15,61,51,.05);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.open{border-color:rgba(255,106,43,.35);box-shadow:0 16px 34px rgba(15,61,51,.10)}
.faq-q{position:relative;width:100%;min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px 14px 24px;background:none;border:0;text-align:left;font-size:16px;font-weight:700;color:var(--ink)}
.faq-q::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0;background:var(--grad-accent);opacity:0;transition:opacity .2s ease}
.faq-item.open .faq-q::before{opacity:1}
.faq-q .faq-ico{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:rgba(15,61,51,.06);color:var(--ink);display:flex;align-items:center;justify-content:center;font-size:12px;transition:background .2s ease,color .2s ease,transform .2s ease}
.faq-item.open .faq-ico{background:var(--grad-accent);color:#fff;transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a p{padding:0 24px 20px;font-size:15px;color:var(--t2);line-height:1.9}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--grad-brand);border-radius:var(--r-big);padding:44px;color:#fff;box-shadow:0 26px 60px rgba(15,61,51,.20)}
.cta-band::before{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(255,106,43,.45),transparent 68%)}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);color:#fff;line-height:1.35}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.84);max-width:640px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-note{margin-top:22px;font-size:13px;color:rgba(255,255,255,.70);position:relative;z-index:2}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.78);padding:60px 0 26px;margin-top:0}
.footer-grid{display:flex;flex-wrap:wrap;gap:34px}
.footer-grid>div:first-child{flex:1 1 300px;min-width:260px}
.footer-col{flex:1 1 170px;min-width:150px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--grad-accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800}
.footer-about{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:420px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.58)}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .q-card{flex:1 1 calc(50% - 9px)}
  .hero-media img{height:300px}
  .section{padding:56px 0}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .topbar-inner{min-height:52px;gap:12px}
  .logo-text{font-size:16px}
  .search{display:none}
  .topbar-cta{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .topbar-inner.is-open{flex-wrap:wrap}
  .topbar-inner.is-open .search{display:flex;order:3;flex:1 1 100%;max-width:none;margin-bottom:12px}
  .topbar-inner.is-open .topbar-cta{display:inline-flex;order:4;flex:1 1 100%;margin-bottom:12px}
  .topbar-inner.is-open .topbar-cta .btn{width:100%}
  .channel{padding:11px 14px;font-size:14px}
  .hero-inner{padding:26px 0 46px}
  .hero-grid{gap:26px;margin-top:20px}
  .hero-copy,.hero-media{flex:1 1 100%}
  .hero-media img{height:320px}
  .float-badge.b1{left:10px;top:12px}
  .float-badge.b2{right:10px;bottom:14px}
  .section{padding:40px 0}
  .sec-head{margin-bottom:24px}
  .q-card{flex:1 1 100%;min-width:0}
  .tl-item{gap:14px}
  .tl-item:not(:last-child)::before{left:23px;top:58px}
  .tl-num{flex:0 0 48px;width:48px;height:48px;border-radius:14px;font-size:16px}
  .tl-body{padding:18px 18px}
  .duo-card{flex:1 1 100%;min-width:0}
  .duo-card img{height:180px}
  .duo-body{padding:20px}
  .faq-layout{gap:24px}
  .cta-band{padding:28px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .site-footer{padding:44px 0 22px}
}
@media (max-width:480px){
  body{font-size:15px}
  .logo-mark{width:34px;height:34px;font-size:15px}
  .hero h1{font-size:26px}
  .hero-media img{height:260px}
  .float-badge{font-size:12px;padding:7px 12px}
  .tl-body h3{font-size:16px}
  .duo-body h3{font-size:18px}
  .btn{height:46px;padding:0 22px;font-size:14px}
  .footer-col{flex:1 1 100%}
}

/* roulang page: category3 */
:root{
  --ink:#0F3D33;
  --ink-deep:#0B2B24;
  --ink-soft:#1E7A5C;
  --orange:#FF6A2B;
  --orange-2:#FF9A2E;
  --cyan:#17C3A2;
  --amber:#F5A623;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --text:#16211D;
  --text-2:#5A6B64;
  --text-3:#8A968F;
  --line:rgba(15,61,51,.10);
  --line-strong:rgba(15,61,51,.18);
  --r-card:20px;
  --r-big:24px;
  --r-img:16px;
  --r-input:12px;
  --shadow:0 18px 40px rgba(15,61,51,.08);
  --shadow-hover:0 26px 56px rgba(15,61,51,.14);
  --grad-brand:linear-gradient(135deg,#0B2B24 0%,#0F3D33 45%,#1E7A5C 100%);
  --grad-accent:linear-gradient(100deg,#FF6A2B 0%,#FF9A2E 100%);
  --container:1200px;
  --gut:24px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-align:left;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{list-style:none;padding:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
table{border-collapse:separate;border-spacing:0;}
:focus{outline:none;}
:focus-visible{outline:3px solid rgba(255,106,43,.45);outline-offset:2px;border-radius:6px;}
.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;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:var(--gut);
  padding-right:var(--gut);
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
}
.topbar{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  letter-spacing:.2px;
  color:var(--ink);
  white-space:nowrap;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:36px;
  height:36px;
  border-radius:12px;
  background:var(--grad-brand);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:800;
  flex:0 0 auto;
}
.brand-text{line-height:1.2;}
.search-box{
  flex:1 1 auto;
  max-width:360px;
  margin-left:8px;
  position:relative;
}
.search-box input{
  width:100%;
  height:42px;
  border-radius:999px;
  border:1px solid rgba(15,61,51,.35);
  background:#fff;
  padding:0 44px 0 18px;
  font-size:14px;
  color:var(--text);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box input:focus{
  border-color:var(--orange);
  box-shadow:0 0 0 3px rgba(255,106,43,.20);
}
.search-box .search-icon{
  position:absolute;
  right:16px;
  top:50%;
  transform:translateY(-50%);
  color:var(--ink);
  font-size:14px;
  pointer-events:none;
}
.topbar-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-accent);
  color:#fff;
  box-shadow:0 10px 24px rgba(255,106,43,.28);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 16px 32px rgba(255,106,43,.42);
  filter:brightness(1.05);
}
.btn-secondary{
  background:#fff;
  color:var(--ink);
  border-color:rgba(15,61,51,.35);
}
.btn-secondary:hover{
  background:var(--ink);
  color:#fff;
  border-color:var(--ink);
  transform:translateY(-2px);
}
.btn-ghost{
  background:rgba(255,255,255,.10);
  color:#fff;
  border-color:rgba(255,255,255,.45);
}
.btn-ghost:hover{
  background:#fff;
  color:var(--ink);
  border-color:#fff;
  transform:translateY(-2px);
}
.btn-sm{height:42px;padding:0 22px;font-size:14px;}
.btn-block{width:100%;}

.hamburger{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid rgba(15,61,51,.25);
  background:#fff;
  color:var(--ink);
  align-items:center;
  justify-content:center;
  font-size:16px;
  cursor:pointer;
}

.channel-bar{
  background:var(--ink-deep);
}
.channel-inner{
  display:flex;
  align-items:center;
  gap:8px;
  height:44px;
  overflow-x:auto;
  white-space:nowrap;
  scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  scroll-snap-align:start;
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 16px;
  border-radius:999px;
  font-size:14px;
  color:rgba(255,255,255,.82);
  flex:0 0 auto;
  transition:background-color .2s ease,color .2s ease;
}
.channel:hover{background:rgba(255,255,255,.12);color:#fff;}
.channel.is-active{
  background:var(--grad-accent);
  color:#fff;
  font-weight:700;
}

.mobile-panel{
  display:none;
  background:var(--ink-deep);
  border-top:1px solid rgba(255,255,255,.12);
  padding:10px 0 16px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:block;
  padding:11px 4px;
  font-size:15px;
  color:rgba(255,255,255,.85);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-panel a:last-child{border-bottom:0;}
.mobile-panel a:hover{color:var(--orange-2);}

/* ============ 面包屑 ============ */
.crumb-bar{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  padding:14px 0;
  font-size:13px;
  color:var(--text-3);
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{color:var(--text-3);}
.crumb .current{color:var(--ink);font-weight:700;}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--grad-brand);
  color:#fff;
  padding:64px 0 68px;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  opacity:.16;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.5;
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:44px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  font-size:13px;
  color:#fff;
  margin-bottom:18px;
}
.hero-tag i{color:var(--orange-2);}
.hero h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:.4px;
}
.hero-sub{
  margin-top:18px;
  font-size:16px;
  line-height:1.9;
  color:rgba(255,255,255,.86);
  max-width:600px;
}
.hero-cta{
  margin-top:28px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.hero-badges{
  margin-top:26px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.mini-badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:30px;
  padding:0 13px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  font-size:12.5px;
  color:rgba(255,255,255,.92);
}
.mini-badge i{color:var(--cyan);font-size:12px;}

.hero-media{
  position:relative;
}
.hero-media-card{
  position:relative;
  border-radius:var(--r-big);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 26px 60px rgba(0,0,0,.35);
  background:rgba(255,255,255,.06);
}
.hero-media-card img{
  width:100%;
  height:300px;
  object-fit:cover;
  border-radius:0;
}
.hero-media-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,43,36,.05) 0%,rgba(11,43,36,.55) 100%);
}
.float-badge{
  position:absolute;
  background:rgba(255,255,255,.94);
  border-radius:999px;
  padding:9px 16px;
  display:flex;
  align-items:center;
  gap:10px;
  box-shadow:0 14px 30px rgba(0,0,0,.24);
  z-index:3;
}
.float-badge .fb-num{
  font-size:16px;
  font-weight:800;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.float-badge .fb-label{
  font-size:12px;
  color:var(--text-2);
  white-space:nowrap;
}
.float-badge.badge-a{left:-12px;bottom:34px;}
.float-badge.badge-b{right:-8px;top:26px;}
.float-badge .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 4px rgba(23,195,162,.18);
}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section-alt{background:#fff;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:34px;
}
.section-head h2{
  font-size:clamp(24px,2.4vw,30px);
  line-height:1.35;
  font-weight:700;
  color:var(--ink);
  letter-spacing:.3px;
}
.section-head .eyebrow{
  display:block;
  font-size:13px;
  font-weight:700;
  letter-spacing:2px;
  color:var(--orange);
  margin-bottom:8px;
}
.section-desc{
  margin-top:12px;
  max-width:640px;
  font-size:15px;
  color:var(--text-2);
}
.link-more{
  font-size:14px;
  font-weight:700;
  color:var(--ink);
  display:inline-flex;
  align-items:center;
  gap:6px;
  white-space:nowrap;
}
.link-more:hover{color:var(--orange);}
.link-more i{font-size:12px;transition:transform .2s ease;}
.link-more:hover i{transform:translateX(4px);}

/* ============ 卡片矩阵 ============ */
.matrix-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.matrix-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-big);
  box-shadow:var(--shadow);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.matrix-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:var(--line-strong);
}
.matrix-figure{
  position:relative;
  overflow:hidden;
  background:#EDEAE3;
}
.matrix-figure img{
  width:100%;
  height:230px;
  object-fit:cover;
  border-radius:0;
  transition:transform .4s ease;
}
.matrix-card:hover .matrix-figure img{transform:scale(1.04);}
.matrix-figure .tint{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,43,36,0) 45%,rgba(11,43,36,.55) 100%);
}
.matrix-figure .tag-pill{
  position:absolute;
  left:16px;
  top:16px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:rgba(255,255,255,.92);
  color:var(--ink);
  font-size:12px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.matrix-figure .tag-pill i{color:var(--orange);font-size:11px;}
.matrix-body{
  padding:22px 24px 26px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.matrix-body h3{
  font-size:19px;
  font-weight:700;
  color:var(--ink);
  margin-bottom:10px;
  line-height:1.5;
}
.matrix-body p{
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.85;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.matrix-foot{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.matrix-meta{
  font-size:12.5px;
  color:var(--text-3);
}

/* ============ 对照表 ============ */
.table-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-big);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.table-scroll{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
.cmp-table{
  width:100%;
  min-width:780px;
  font-size:14.5px;
}
.cmp-table thead th{
  background:var(--ink);
  color:#fff;
  text-align:left;
  font-weight:700;
  font-size:14px;
  padding:18px 20px;
  letter-spacing:.4px;
  white-space:nowrap;
}
.cmp-table thead th:first-child{color:rgba(255,255,255,.78);font-weight:700;}
.cmp-table tbody td{
  padding:16px 20px;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.cmp-table tbody tr:last-child td{border-bottom:0;}
.cmp-table tbody tr:nth-child(even){background:#FAF8F3;}
.cmp-table tbody td:first-child{
  color:var(--ink);
  font-weight:700;
  white-space:nowrap;
}
.cmp-table .cell-num{font-variant-numeric:tabular-nums;}
.diff-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  white-space:nowrap;
}
.badge-cyan{
  background:rgba(23,195,162,.14);
  color:#0E8A72;
  border:1px solid rgba(23,195,162,.35);
}
.badge-amber{
  background:rgba(245,166,35,.16);
  color:#9A6400;
  border:1px solid rgba(245,166,35,.4);
}
.badge-orange{
  background:rgba(255,106,43,.14);
  color:#C24A16;
  border:1px solid rgba(255,106,43,.35);
}
.table-note{
  padding:16px 22px 22px;
  font-size:13px;
  color:var(--text-3);
  border-top:1px solid var(--line);
  background:#fff;
}

/* ============ 更新节奏 ============ */
.cadence-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.cadence-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 22px;
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease;
}
.cadence-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:4px;
  background:var(--grad-accent);
  opacity:0;
  transition:opacity .22s ease;
}
.cadence-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.cadence-item:hover::before{opacity:1;}
.cadence-item .num{
  font-size:30px;
  font-weight:800;
  color:rgba(15,61,51,.14);
  font-variant-numeric:tabular-nums;
  line-height:1;
  margin-bottom:12px;
}
.cadence-item h3{
  font-size:16.5px;
  font-weight:700;
  color:var(--ink);
  margin-bottom:8px;
}
.cadence-item p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.85;
}

/* ============ FAQ ============ */
.faq-wrap{
  display:grid;
  grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);
  gap:44px;
  align-items:start;
}
.faq-intro h2{
  font-size:clamp(24px,2.4vw,30px);
  font-weight:700;
  color:var(--ink);
  line-height:1.35;
}
.faq-intro p{
  margin-top:14px;
  font-size:14.5px;
  color:var(--text-2);
}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:0 12px 28px rgba(15,61,51,.06);
  overflow:hidden;
  position:relative;
  transition:border-color .2s ease;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--grad-accent);
  opacity:0;
  transition:opacity .2s ease;
}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;
  min-height:52px;
  padding:14px 56px 14px 22px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:15.5px;
  font-weight:700;
  color:var(--ink);
  cursor:pointer;
  position:relative;
  line-height:1.6;
}
.faq-q .faq-icon{
  position:absolute;
  right:20px;
  top:50%;
  transform:translateY(-50%);
  width:24px;
  height:24px;
  border-radius:50%;
  background:rgba(15,61,51,.06);
  color:var(--ink);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.faq-item.is-open .faq-q .faq-icon{
  background:var(--grad-accent);
  color:#fff;
  transform:translateY(-50%) rotate(180deg);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .2s ease;
}
.faq-a p{
  padding:0 22px 18px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.9;
}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--grad-accent);
  border-radius:var(--r-big);
  padding:44px 46px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:0 24px 50px rgba(255,106,43,.28);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:220px;height:220px;
  border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-band h2{
  font-size:clamp(22px,2.3vw,28px);
  font-weight:800;
  line-height:1.35;
  position:relative;
  z-index:2;
}
.cta-band p{
  margin-top:10px;
  font-size:14.5px;
  color:rgba(255,255,255,.92);
  max-width:620px;
  position:relative;
  z-index:2;
}
.cta-band .btn{
  position:relative;
  z-index:2;
  background:#fff;
  color:var(--ink);
  box-shadow:0 12px 26px rgba(0,0,0,.16);
  flex:0 0 auto;
}
.cta-band .btn:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}

/* ============ 反馈表单 ============ */
.form-section{background:#fff;}
.form-grid{
  display:grid;
  grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);
  gap:44px;
}
.form-card{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--r-big);
  padding:30px;
  box-shadow:var(--shadow);
}
.field-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{
  font-size:13.5px;
  font-weight:700;
  color:var(--ink);
}
.field input,.field select,.field textarea{
  width:100%;
  border-radius:var(--r-input);
  border:1px solid rgba(15,61,51,.22);
  background:#fff;
  padding:12px 14px;
  font-size:14.5px;
  color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.8;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--orange);
  box-shadow:0 0 0 3px rgba(255,106,43,.20);
  outline:none;
}
.form-actions{
  margin-top:22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
}
.form-note{
  font-size:12.5px;
  color:var(--text-3);
  max-width:420px;
  line-height:1.7;
}
.form-toast{
  margin-top:16px;
  display:none;
  align-items:center;
  gap:10px;
  background:rgba(23,195,162,.12);
  border:1px solid rgba(23,195,162,.35);
  color:#0E8A72;
  border-radius:12px;
  padding:12px 16px;
  font-size:14px;
}
.form-toast.is-show{display:flex;}
.form-side h2{
  font-size:clamp(24px,2.4vw,30px);
  font-weight:700;
  color:var(--ink);
  line-height:1.35;
}
.form-side p{margin-top:14px;font-size:14.5px;color:var(--text-2);}
.form-side ul{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.form-side li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:var(--text-2);
}
.form-side li i{color:var(--cyan);margin-top:6px;font-size:12px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-deep);
  color:rgba(255,255,255,.78);
  padding:56px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:36px;
  padding-bottom:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}
.footer-about{
  font-size:13.5px;
  line-height:1.9;
  color:rgba(255,255,255,.68);
  max-width:380px;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.5px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:13.5px;
  color:rgba(255,255,255,.72);
}
.footer-col a:hover{color:var(--orange-2);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .hero-media{max-width:640px;}
  .hero-media-card img{height:280px;}
  .float-badge.badge-a{left:8px;}
  .float-badge.badge-b{right:8px;}
  .cadence-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .faq-wrap{grid-template-columns:minmax(0,1fr);gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .form-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
}
@media (max-width:768px){
  :root{--gut:16px;}
  .search-box{display:none;}
  .hamburger{display:inline-flex;}
  .topbar-inner{height:52px;gap:12px;}
  .brand{font-size:16px;}
  .brand-mark{width:32px;height:32px;font-size:14px;border-radius:10px;}
  .channel-inner{height:44px;}
  .section{padding:56px 0;}
  .hero{padding:44px 0 52px;}
  .hero-media-card img{height:240px;}
  .matrix-grid{grid-template-columns:minmax(0,1fr);gap:18px;}
  .matrix-figure img{height:200px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px;gap:22px;}
  .cta-band .btn{width:100%;}
  .field-grid{grid-template-columns:minmax(0,1fr);}
  .btn{height:46px;padding:0 22px;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .hero h1{font-size:26px;}
  .hero-sub{font-size:15px;}
  .hero-cta .btn{width:100%;}
  .hero-media-card img{height:200px;}
  .matrix-body{padding:18px 16px 22px;}
  .cadence-grid{grid-template-columns:minmax(0,1fr);}
  .cadence-item{padding:20px 16px;}
  .matrix-figure img{height:180px;}
  .cta-band{padding:26px 18px;}
  .form-card{padding:20px 16px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .float-badge{padding:7px 12px;}
  .float-badge .fb-num{font-size:14px;}
  .float-badge .fb-label{font-size:11px;}
  .cmp-table thead th,.cmp-table tbody td{padding:13px 14px;}
}

/* roulang page: category4 */
:root{
  --ink:#0F3D33;
  --ink-deep:#0B2B24;
  --orange:#FF6A2B;
  --orange-soft:#FF9A2E;
  --cyan:#17C3A2;
  --amber:#F5A623;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --t1:#16211D;
  --t2:#5A6B64;
  --t3:#8A968F;
  --line:rgba(15,61,51,.10);
  --line-strong:rgba(15,61,51,.18);
  --r-card:20px;
  --r-big:24px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --r-tag:8px;
  --sh:0 18px 40px rgba(15,61,51,.08);
  --sh-hover:0 24px 48px rgba(15,61,51,.14);
  --grad-brand:linear-gradient(135deg,#0B2B24 0%,#0F3D33 45%,#1E7A5C 100%);
  --grad-accent:linear-gradient(100deg,#FF6A2B 0%,#FF9A2E 100%);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC","Hiragino Sans GB",sans-serif;
  --gap-section:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--t1);
  background:var(--bg);
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--orange);}
p{margin:0 0 1.2em;}
h1,h2,h3,h4{margin:0;color:var(--ink-deep);font-weight:700;line-height:1.35;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:3px solid rgba(255,106,43,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

/* ============ 顶部第一行 ============ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,244,239,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(15,61,51,.10);}
.topbar-inner{display:flex;align-items:center;gap:24px;height:66px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 8px 18px rgba(15,61,51,.22);
}
.brand-text{font-size:17px;font-weight:800;color:var(--ink-deep);white-space:nowrap;}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--t3);letter-spacing:.08em;line-height:1;margin-top:2px;}
.nav-search{flex:1 1 auto;max-width:380px;position:relative;}
.nav-search input{
  width:100%;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:#fff;
  padding:0 42px 0 18px;color:var(--t1);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:var(--t3);}
.nav-search input:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,106,43,.18);}
.nav-search i{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--t3);font-size:14px;pointer-events:none;}
.topbar-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  border:1px solid transparent;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 12px 24px rgba(255,106,43,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,106,43,.38),0 0 0 6px rgba(255,106,43,.10);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-2px);}
.btn-dark-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-dark-ghost:hover{background:#fff;color:var(--ink-deep);border-color:#fff;transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-strong);background:#fff;color:var(--ink);font-size:16px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 20px;}
.mobile-panel.is-open{display:block;}
.mobile-panel .nav-search{max-width:none;margin-bottom:14px;}

/* ============ 第二行频道 ============ */
.channel-bar{background:var(--ink-deep);}
.channel-inner{
  display:flex;align-items:center;gap:8px;
  height:46px;overflow-x:auto;scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;height:32px;padding:0 16px;
  border-radius:var(--r-pill);font-size:14px;color:rgba(255,255,255,.76);
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.channel:hover{color:#fff;background:rgba(255,255,255,.10);}
.channel.is-active{background:var(--grad-accent);color:#fff;font-weight:700;box-shadow:0 8px 18px rgba(255,106,43,.28);}

/* ============ 面包屑 ============ */
.crumb-bar{padding:18px 0 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t2);}
.crumb a{color:var(--t2);}
.crumb a:hover{color:var(--orange);}
.crumb span.sep{color:var(--t3);}
.crumb .current{color:var(--ink);font-weight:700;}

/* ============ Hero ============ */
.hero{padding:26px 0 var(--gap-section);}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:40px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--orange);
  background:rgba(255,106,43,.10);border:1px solid rgba(255,106,43,.22);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:18px;
}
.hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:800;letter-spacing:-.01em;margin-bottom:16px;}
.hero-sub{font-size:16px;color:var(--t2);max-width:560px;margin-bottom:26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px;}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;}
.trust-chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:var(--t2);background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:7px 14px;
}
.trust-chip i{color:var(--cyan);font-size:12px;}
.hero-card{
  position:relative;border-radius:var(--r-big);overflow:hidden;
  background:var(--grad-brand);min-height:360px;
  box-shadow:0 26px 56px rgba(11,43,36,.26);
}
.hero-card img{width:100%;height:100%;min-height:360px;object-fit:cover;opacity:.42;border-radius:0;}
.hero-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,43,36,.28) 0%,rgba(11,43,36,.72) 100%);
}
.hero-badges{position:absolute;left:0;right:0;bottom:0;padding:22px;display:flex;flex-wrap:wrap;gap:10px;z-index:2;}
.float-badge{
  background:rgba(255,255,255,.92);border-radius:var(--r-pill);
  padding:9px 16px;font-size:13px;color:var(--ink-deep);font-weight:600;
  border:1px solid rgba(255,255,255,.6);box-shadow:0 10px 22px rgba(11,43,36,.18);
}
.float-badge b{font-variant-numeric:tabular-nums;font-weight:800;color:var(--orange);margin-right:4px;}

/* ============ 通用板块 ============ */
.section{padding:var(--gap-section) 0;}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:34px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.35;}
.section-head p{color:var(--t2);font-size:15px;margin:8px 0 0;max-width:620px;}
.link-more{font-size:14px;font-weight:700;color:var(--ink);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{color:var(--orange);gap:10px;}

/* ============ 指标条 ============ */
.stats-strip{background:var(--ink-deep);border-radius:var(--r-big);padding:8px 8px;box-shadow:0 22px 46px rgba(11,43,36,.24);}
.stats-row{margin:0;}
.stats-cell{padding:22px 22px;}
.stat-card{border-radius:var(--r-card);background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.10);padding:20px 18px;height:100%;transition:background .22s ease,transform .22s ease;}
.stat-card:hover{background:rgba(255,255,255,.10);transform:translateY(-3px);}
.stat-label{font-size:13px;color:rgba(255,255,255,.62);margin-bottom:10px;}
.stat-value{font-size:clamp(28px,3.4vw,40px);line-height:1.1;color:#fff;font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.02em;}
.stat-value small{font-size:15px;font-weight:600;color:rgba(255,255,255,.7);margin-left:6px;}
.stat-note{margin-top:12px;font-size:12px;color:rgba(255,255,255,.55);}
.stat-tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:4px 10px;border-radius:var(--r-pill);}
.tag-cyan{background:rgba(23,195,162,.16);color:#5FE7C9;border:1px solid rgba(23,195,162,.38);}
.tag-amber{background:rgba(245,166,35,.16);color:#FFC96B;border:1px solid rgba(245,166,35,.38);}

/* ============ 清单式行列表 ============ */
.guide-rows{border:1px solid var(--line);border-radius:var(--r-big);overflow:hidden;background:var(--card);box-shadow:var(--sh);}
.guide-row{display:flex;align-items:center;gap:22px;padding:22px 26px;border-bottom:1px solid var(--line);position:relative;transition:background .22s ease,box-shadow .22s ease;}
.guide-row:last-child{border-bottom:none;}
.guide-row::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad-accent);transform:scaleY(0);transform-origin:center;transition:transform .22s ease;}
.guide-row:hover{background:#FBFAF7;}
.guide-row:hover::before{transform:scaleY(1);}
.row-no{flex:0 0 auto;width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:rgba(15,61,51,.06);color:var(--ink);font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;}
.row-text{flex:1 1 auto;min-width:0;}
.row-text h3{font-size:17px;font-weight:700;margin-bottom:4px;line-height:1.5;}
.row-text p{font-size:14px;color:var(--t2);margin:0;line-height:1.7;}
.row-side{flex:0 0 auto;display:flex;align-items:center;gap:16px;}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:6px 13px;border-radius:var(--r-pill);white-space:nowrap;}
.badge-green{background:rgba(15,61,51,.07);color:var(--ink);border:1px solid var(--line-strong);}
.badge-cyan{background:rgba(23,195,162,.12);color:#0E8E76;border:1px solid rgba(23,195,162,.34);}
.badge-orange{background:rgba(255,106,43,.10);color:#D9490F;border:1px solid rgba(255,106,43,.30);}
.badge-amber{background:rgba(245,166,35,.14);color:#A96A00;border:1px solid rgba(245,166,35,.36);}
.row-arrow{color:var(--t3);font-size:14px;transition:transform .22s ease,color .22s ease;}
.guide-row:hover .row-arrow{color:var(--orange);transform:translateX(4px);}

/* ============ 折叠详情 ============ */
.acc-wrap{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:44px;align-items:start;}
.acc-aside h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:14px;}
.acc-aside p{color:var(--t2);font-size:15px;}
.acc-aside .aside-shot{margin-top:24px;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh);}
.acc-aside .aside-shot img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;}
.accordion-list{display:flex;flex-direction:column;gap:12px;}
.acc-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;box-shadow:0 8px 20px rgba(15,61,51,.05);transition:box-shadow .22s ease,border-color .22s ease;}
.acc-item.is-open{border-color:rgba(255,106,43,.34);box-shadow:0 16px 34px rgba(15,61,51,.10);}
.acc-head{width:100%;display:flex;align-items:center;gap:14px;min-height:52px;padding:14px 20px;text-align:left;color:var(--ink-deep);font-size:16px;font-weight:700;position:relative;}
.acc-head::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;background:var(--orange);border-radius:3px;opacity:0;transition:opacity .2s ease;}
.acc-item.is-open .acc-head::before{opacity:1;}
.acc-head .acc-index{flex:0 0 auto;font-size:13px;color:var(--t3);font-variant-numeric:tabular-nums;font-weight:700;}
.acc-head .acc-title{flex:1 1 auto;line-height:1.6;}
.acc-icon{flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(15,61,51,.06);color:var(--ink);font-size:13px;transition:background .2s ease,color .2s ease,transform .2s ease;}
.acc-item.is-open .acc-icon{background:var(--grad-accent);color:#fff;transform:rotate(180deg);}
.acc-body{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.acc-inner{padding:0 20px 20px 54px;color:var(--t2);font-size:15px;line-height:1.85;}
.acc-inner p{margin-bottom:.9em;}
.acc-inner p:last-child{margin-bottom:0;}
.acc-inner ul{margin:0 0 .9em;}
.acc-inner li{position:relative;padding-left:16px;margin-bottom:6px;}
.acc-inner li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--cyan);}

/* ============ 双列说明卡 ============ */
.dual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-big);overflow:hidden;box-shadow:var(--sh);transition:transform .22s ease,box-shadow .22s ease;}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.info-card .thumb{position:relative;}
.info-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.info-card .thumb .mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,43,36,0) 40%,rgba(11,43,36,.55) 100%);}
.info-card .thumb .thumb-tag{position:absolute;left:18px;top:18px;background:rgba(255,255,255,.92);border-radius:var(--r-pill);padding:6px 14px;font-size:12px;font-weight:700;color:var(--ink);}
.info-body{padding:24px;}
.info-body h3{font-size:19px;margin-bottom:10px;}
.info-body p{color:var(--t2);font-size:14.5px;margin-bottom:16px;}
.tick-list li{position:relative;padding-left:24px;font-size:14px;color:var(--t2);margin-bottom:8px;}
.tick-list li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:0;color:var(--cyan);font-size:12px;}

/* ============ 表单 ============ */
.form-section{padding:var(--gap-section) 0;}
.form-shell{background:var(--grad-brand);border-radius:var(--r-big);padding:44px;color:#fff;box-shadow:0 28px 60px rgba(11,43,36,.26);position:relative;overflow:hidden;}
.form-shell::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(255,106,43,.28),transparent 70%);}
.form-shell h2{color:#fff;font-size:clamp(24px,2.6vw,30px);margin-bottom:12px;}
.form-shell .form-lead{color:rgba(255,255,255,.76);font-size:15px;max-width:560px;margin-bottom:28px;}
.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;position:relative;z-index:2;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13.5px;font-weight:600;color:rgba(255,255,255,.86);}
.field input,.field select,.field textarea{
  width:100%;border-radius:var(--r-input);
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.96);
  padding:13px 16px;color:var(--t1);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:120px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--t3);}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,106,43,.28);}
.form-foot{position:relative;z-index:2;margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:18px;justify-content:space-between;}
.form-note{font-size:13px;color:rgba(255,255,255,.66);max-width:520px;line-height:1.7;}
.toast{display:none;margin-top:18px;padding:12px 18px;border-radius:var(--r-pill);font-size:14px;background:rgba(23,195,162,.16);border:1px solid rgba(23,195,162,.45);color:#B7F4E5;position:relative;z-index:2;}
.toast.is-visible{display:block;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:60px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:16px;}
.footer-about{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;}
.footer-col h4{color:#fff;font-size:14px;margin-bottom:16px;font-weight:700;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.68);}
.footer-col a:hover{color:var(--orange);}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--gap-section:56px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-card,.hero-card img{min-height:320px;}
  .acc-wrap{grid-template-columns:1fr;gap:34px;}
  .dual-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
}
@media (max-width:768px){
  :root{--gap-section:40px;}
  .container{padding:0 16px;}
  .nav-search{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .topbar-actions .btn-primary{display:none;}
  .topbar-inner{height:60px;gap:14px;}
  .brand-text{font-size:15px;}
  .brand-text small{display:none;}
  .field-grid{grid-template-columns:1fr;}
  .guide-row{flex-wrap:wrap;gap:14px;padding:20px 18px;}
  .row-side{width:100%;justify-content:space-between;}
  .form-shell{padding:28px 20px;}
  .stats-cell{padding:10px;}
  .acc-inner{padding-left:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-about{max-width:none;}
  .site-footer{padding:44px 0 22px;}
}
@media (max-width:480px){
  body{font-size:15px;}
  .hero h1{font-size:26px;}
  .stat-value{font-size:26px;}
  .info-body{padding:18px;}
  .guide-row{padding:16px 14px;}
  .btn{height:44px;padding:0 20px;font-size:14px;}
  .row-text h3{font-size:16px;}
}