/* roulang page: index */
:root{
  --brand:#1A5FD0;
  --brand-dark:#0E3F96;
  --brand-light:#7FA9F0;
  --brand-soft:#EAF1FE;
  --accent:#F2A33C;
  --green:#2E9E7E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --surface:#EEF3FB;
  --line:#E3E9F2;
  --t1:#101828;
  --t2:#475467;
  --t3:#8A94A6;
  --ok:#12B76A;
  --warn:#F79009;
  --err:#F04438;
  --info:#1570EF;
  --sh1:0 1px 2px rgba(16,24,40,.05);
  --sh2:0 4px 16px rgba(16,24,40,.06);
  --sh3:0 12px 32px rgba(16,24,40,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --side:248px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",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:1.8;
  color:var(--t1);
  background:var(--bg);
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
::selection{background:var(--brand-soft);color:var(--brand-dark);}

/* ============ 左侧 App Shell 导航 ============ */
.side{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--side);
  background:#fff;
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  z-index:60;
}
.side-logo{
  height:72px;
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 20px;
  border-bottom:1px solid var(--line);
  flex:0 0 auto;
}
.side-logo .mark{
  width:36px;height:36px;
  border-radius:10px;
  background:linear-gradient(140deg,var(--brand),var(--brand-dark));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;
  letter-spacing:-.5px;
  box-shadow:var(--sh2);
  flex:0 0 auto;
}
.side-logo .txt{display:flex;flex-direction:column;line-height:1.25;}
.side-logo .txt b{font-size:15px;font-weight:700;letter-spacing:-.2px;}
.side-logo .txt span{font-size:11px;color:var(--t3);letter-spacing:.6px;}
.side-nav{
  padding:16px 12px;
  display:flex;
  flex-direction:column;
  gap:4px;
  overflow-y:auto;
  flex:1 1 auto;
}
.side-nav .group-label{
  font-size:11px;
  color:var(--t3);
  letter-spacing:1px;
  padding:12px 10px 6px;
}
.side-link{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  padding:0 12px;
  border-radius:10px;
  font-size:15px;
  color:var(--t2);
  transition:background .18s ease,color .18s ease;
}
.side-link i{font-size:15px;width:20px;text-align:center;color:var(--t3);transition:color .18s ease;}
.side-link:hover{background:var(--surface);color:var(--t1);}
.side-link:hover i{color:var(--brand);}
.side-link.active{
  background:rgba(26,95,208,.08);
  color:var(--brand);
  font-weight:600;
}
.side-link.active i{color:var(--brand);}
.side-link.active::before{
  content:"";
  position:absolute;
  left:0;top:9px;bottom:9px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--brand);
}
.side-foot{padding:16px;border-top:1px solid var(--line);flex:0 0 auto;}
.side-note{font-size:11px;color:var(--t3);margin-bottom:10px;line-height:1.6;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.2px;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);
  color:#fff;
  box-shadow:var(--sh2);
}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh3);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  background:#fff;
  color:var(--brand);
  border:1px solid var(--line);
}
.btn-outline:hover{border-color:var(--brand);background:rgba(26,95,208,.04);color:var(--brand-dark);transform:translateY(-2px);}
.btn-block{width:100%;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14px;font-weight:600;
}
.btn-text i{font-size:12px;transition:transform .18s ease;}
.btn-text:hover i{transform:translateX(3px);}
.btn[disabled],.btn.is-disabled{
  background:#F2F4F7;color:#98A2B3;border-color:#F2F4F7;
  box-shadow:none;cursor:not-allowed;transform:none;
}

/* ============ 主区域 ============ */
.mobile-bar{display:none;}
.main-wrap{margin-left:var(--side);}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  background:linear-gradient(180deg,#F6F8FC 0%,#FFFFFF 100%);
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";
  position:absolute;
  top:-240px;right:-180px;
  width:640px;height:640px;
  border-radius:50%;
  background:rgba(26,95,208,.06);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
  align-items:center;
  padding:72px 24px 64px;
  max-width:1200px;
  margin:0 auto;
}
.hero-copy{grid-column:span 6;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--brand-soft);
  color:var(--brand-dark);
  font-size:12px;font-weight:600;
  letter-spacing:.4px;
  margin-bottom:18px;
}
.hero-tag .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);}
.hero h1{
  font-size:clamp(30px,3.4vw,44px);
  line-height:1.25;
  font-weight:700;
  letter-spacing:-.5px;
  color:var(--t1);
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{
  margin-top:18px;
  font-size:16px;
  color:var(--t2);
  max-width:30em;
}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.hero-points{
  display:flex;gap:22px;flex-wrap:wrap;
  margin-top:30px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--t2);}
.hero-points i{color:var(--green);font-size:13px;}
.hero-media{grid-column:span 6;position:relative;}
.hero-media figure{
  margin:0;
  position:relative;
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--sh3);
  aspect-ratio:16/10;
  background:var(--surface);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media .veil{
  position:absolute;inset:0;
  background:rgba(26,95,208,.08);
}
.hero-float{
  position:absolute;
  left:-18px;bottom:22px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh3);
  padding:14px 18px;
  display:flex;
  align-items:center;
  gap:12px;
}
.hero-float .ico{
  width:38px;height:38px;border-radius:10px;
  background:var(--brand-soft);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;
}
.hero-float b{display:block;font-size:14px;}
.hero-float span{font-size:12px;color:var(--t3);}

/* ============ 数据条 ============ */
.stats-bar{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  padding:26px 24px;
  max-width:1200px;
  margin:0 auto;
}
.stat{
  padding:0 18px;
  border-left:1px solid var(--line);
}
.stat:first-child{border-left:none;padding-left:0;}
.stat b{
  display:block;
  font-size:28px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:-.5px;
  line-height:1.2;
}
.stat span{font-size:13px;color:var(--t2);}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:44px;
}
.sec-head .eyebrow{
  font-size:12px;
  font-weight:700;
  letter-spacing:1.6px;
  color:var(--brand);
  text-transform:uppercase;
  margin-bottom:10px;
}
.sec-head h2{
  font-size:clamp(24px,2.4vw,32px);
  font-weight:600;
  letter-spacing:-.4px;
  line-height:1.35;
}
.sec-head p{
  margin-top:12px;
  font-size:15px;
  color:var(--t2);
  max-width:44em;
}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:112px;}
.timeline::before{
  content:"";
  position:absolute;
  left:82px;top:6px;bottom:6px;
  width:2px;
  background:var(--line);
}
.tl-item{position:relative;margin-bottom:20px;}
.tl-item:last-child{margin-bottom:0;}
.tl-time{
  position:absolute;
  left:-112px;
  top:16px;
  width:66px;
  text-align:right;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.tl-dot{
  position:absolute;
  left:-37px;
  top:22px;
  width:12px;height:12px;
  border-radius:50%;
  background:#fff;
  border:3px solid var(--brand);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.tl-item.current .tl-dot{
  border-color:var(--accent);
  box-shadow:0 0 0 6px rgba(242,163,60,.18);
}
.tl-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  padding:20px 24px;
  transition:box-shadow .18s ease,transform .18s ease;
}
.tl-item:hover .tl-card{box-shadow:var(--sh3);transform:translateY(-2px);}
.tl-item:hover .tl-dot{transform:scale(1.15);}
.tl-card h3{font-size:20px;font-weight:600;letter-spacing:-.2px;}
.tl-card .desc{margin-top:8px;font-size:14px;color:var(--t2);}
.tl-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 10px;
  border-radius:var(--r-pill);
  font-size:12px;
  background:var(--surface);
  color:var(--t2);
}
.chip i{font-size:11px;}
.chip.brand{background:var(--brand-soft);color:var(--brand-dark);}
.chip.warm{background:rgba(242,163,60,.14);color:#9A6212;}
.chip.green{background:rgba(46,158,126,.12);color:#1C6F58;}

/* ============ 焦点区（1大2小） ============ */
.focus-grid{
  display:grid;
  grid-template-columns:1.25fr 1fr;
  gap:24px;
}
.focus-main{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:box-shadow .18s ease,transform .18s ease;
}
.focus-main:hover{box-shadow:var(--sh3);transform:translateY(-2px);}
.focus-main .thumb{aspect-ratio:4/5;overflow:hidden;background:var(--surface);}
.focus-main .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.focus-main:hover .thumb img{transform:scale(1.03);}
.focus-main .body{padding:24px;display:flex;flex-direction:column;gap:10px;}
.focus-main h3{font-size:20px;font-weight:600;}
.focus-main p{font-size:14px;color:var(--t2);}
.focus-side{display:flex;flex-direction:column;gap:24px;}
.focus-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  padding:20px;
  display:flex;
  gap:16px;
  align-items:flex-start;
  transition:box-shadow .18s ease,transform .18s ease;
}
.focus-item:hover{box-shadow:var(--sh3);transform:translateY(-2px);}
.focus-item .avatar{
  width:56px;height:56px;border-radius:50%;
  overflow:hidden;flex:0 0 auto;background:var(--surface);
  border:2px solid #fff;
  box-shadow:var(--sh1);
}
.focus-item .avatar img{width:100%;height:100%;object-fit:cover;}
.focus-item h3{font-size:16px;font-weight:600;}
.focus-item .role{font-size:13px;color:var(--t3);margin-top:2px;}
.focus-item p{font-size:14px;color:var(--t2);margin-top:8px;}
.focus-quote{
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh2);
  flex:1;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:10px;
}
.focus-quote i{font-size:20px;color:var(--brand-light);}
.focus-quote p{font-size:15px;line-height:1.8;color:#EAF1FE;}
.focus-quote span{font-size:13px;color:var(--brand-light);}

/* ============ 档位对比 ============ */
.plans{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  align-items:stretch;
}
.plan{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  padding:28px 24px;
  display:flex;
  flex-direction:column;
  transition:box-shadow .18s ease,transform .18s ease;
}
.plan:hover{box-shadow:var(--sh3);transform:translateY(-2px);}
.plan.recommend{
  background:#FFFDF7;
  border-color:rgba(242,163,60,.4);
  border-top:4px solid var(--accent);
}
.plan .flag{
  position:absolute;
  top:14px;right:14px;
  height:24px;padding:0 10px;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:#fff;
  font-size:12px;
  font-weight:600;
  display:flex;align-items:center;
}
.plan h3{font-size:20px;font-weight:600;}
.plan .cap{font-size:13px;color:var(--t3);margin-top:4px;}
.plan .price{
  margin:18px 0 4px;
  font-size:32px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:-1px;
  line-height:1.2;
}
.plan .price small{font-size:14px;font-weight:500;color:var(--t3);letter-spacing:0;margin-left:6px;}
.plan .desc{font-size:14px;color:var(--t2);min-height:48px;}
.plan hr{border:none;border-top:1px solid var(--line);margin:20px 0;}
.plan ul{display:flex;flex-direction:column;gap:12px;flex:1;}
.plan li{display:flex;gap:10px;font-size:14px;color:var(--t2);line-height:1.7;}
.plan li i{color:var(--green);font-size:13px;margin-top:5px;}
.plan li.off{color:#98A2B3;text-decoration:line-through;}
.plan li.off i{color:#CBD5E1;}
.plan .plan-cta{margin-top:22px;}

/* ============ 最新信息（CMS） ============ */
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.news-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  overflow:hidden;
  color:inherit;
  transition:box-shadow .18s ease,transform .18s ease;
}
.news-card:hover{box-shadow:var(--sh3);transform:translateY(-2px);color:inherit;}
.news-thumb{
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-thumb .placeholder{color:var(--brand);font-size:26px;opacity:.7;}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{
  font-size:18px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-body p{
  font-size:14px;
  color:var(--t2);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-top:12px;
  border-top:1px solid var(--line);
  font-size:12px;
  color:var(--t3);
}
.news-foot i{color:var(--brand);font-size:12px;transition:transform .18s ease;}
.news-card:hover .news-foot i{transform:translateX(3px);}
.empty-state{
  grid-column:1/-1;
  background:#fff;
  border:1px dashed var(--line);
  border-radius:var(--r-card);
  padding:56px 24px;
  text-align:center;
}
.empty-state i{font-size:48px;color:var(--brand-light);}
.empty-state b{display:block;margin-top:16px;font-size:17px;}
.empty-state p{font-size:14px;color:var(--t3);margin-top:6px;}
.empty-state .btn{margin-top:20px;}

/* ============ FAQ ============ */
.faq-list{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--t1);
  transition:background .18s ease;
}
.faq-q:hover{background:var(--bg);}
.faq-q .sign{
  flex:0 0 auto;
  width:22px;height:22px;
  border-radius:50%;
  background:var(--brand-soft);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;
  transition:transform .22s ease,background .18s ease,color .18s ease;
}
.faq-item.open .faq-q .sign{background:var(--brand);color:#fff;transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .22s ease;
}
.faq-a .inner{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--t2);
}

/* ============ CTA 报名 ============ */
.cta-block{
  background:linear-gradient(135deg,#0E3F96 0%,#1A5FD0 100%);
  border-radius:18px;
  padding:48px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  color:#fff;
  box-shadow:var(--sh3);
  position:relative;
  overflow:hidden;
}
.cta-block::after{
  content:"";
  position:absolute;
  right:-140px;top:-140px;
  width:420px;height:420px;
  border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{font-size:clamp(24px,2.4vw,32px);font-weight:600;color:#fff;letter-spacing:-.4px;}
.cta-copy p{margin-top:14px;font-size:15px;color:#D7E3FB;max-width:32em;}
.cta-list{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-list li{display:flex;gap:10px;font-size:14px;color:#EAF1FE;}
.cta-list i{color:var(--brand-light);margin-top:5px;font-size:13px;}
.form-card{
  position:relative;z-index:2;
  background:#fff;
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--sh3);
}
.form-card h3{font-size:18px;font-weight:600;color:var(--t1);}
.form-card .hint{font-size:13px;color:var(--t3);margin-top:4px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field.full{grid-column:1/-1;}
.field label{font-size:14px;font-weight:600;color:var(--t1);}
.field input,.field select{
  height:44px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  font-size:14px;
  color:var(--t1);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field select:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(26,95,208,.12);
}
.field input::placeholder{color:#98A2B3;}
.form-actions{margin-top:20px;display:flex;justify-content:flex-end;align-items:center;gap:14px;}
.form-actions .note{font-size:12px;color:var(--t3);}

/* ============ 页脚 ============ */
.site-footer{
  background:#0E1B33;
  color:#C6D0E0;
  margin-top:96px;
}
.footer-inner{
  max-width:1200px;
  margin:0 auto;
  padding:64px 24px 0;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .logo-line{
  display:flex;align-items:center;gap:10px;
}
.footer-brand .mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--brand),var(--brand-light));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:16px;
}
.footer-brand b{color:#fff;font-size:16px;letter-spacing:-.2px;}
.footer-brand p{margin-top:16px;font-size:14px;color:#93A2BC;line-height:1.8;max-width:30em;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{color:#C6D0E0;font-size:14px;}
.footer-col a:hover{color:var(--brand-light);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:48px;
}
.footer-bottom .inner{
  max-width:1200px;margin:0 auto;
  padding:22px 24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#93A2BC;
}

/* ============ 遮罩 ============ */
.overlay{
  position:fixed;inset:0;
  background:rgba(16,24,40,.45);
  opacity:0;visibility:hidden;
  transition:opacity .22s ease,visibility .22s ease;
  z-index:55;
}
.overlay.show{opacity:1;visibility:visible;}

/* ============ 响应式 ============ */
@media (max-width:1439px){
  .container,.hero-inner,.stats,.footer-inner,.footer-bottom .inner{max-width:1080px;}
}
@media (max-width:1199px){
  :root{--side:80px;}
  .side-logo{padding:0 16px;justify-content:center;}
  .side-logo .txt{display:none;}
  .side-nav{padding:16px 10px;}
  .side-nav .group-label{display:none;}
  .side-link{justify-content:center;padding:0;}
  .side-link span{display:none;}
  .side-foot{padding:12px 10px;text-align:center;}
  .side-note{display:none;}
  .side-cta span{display:none;}
  .side-cta{width:44px;height:44px;padding:0;margin:0 auto;}
  .focus-grid{grid-template-columns:1fr;}
  .focus-main .thumb{aspect-ratio:16/10;}
}
@media (max-width:1023px){
  :root{--side:0px;}
  .mobile-bar{
    display:flex;
    position:fixed;top:0;left:0;right:0;
    height:56px;
    align-items:center;
    gap:12px;
    padding:0 16px;
    background:#fff;
    border-bottom:1px solid var(--line);
    z-index:58;
  }
  .mobile-bar .menu-btn{
    width:38px;height:38px;
    border-radius:10px;
    background:var(--surface);
    color:var(--t1);
    display:flex;align-items:center;justify-content:center;
  }
  .mobile-bar .brand{
    display:flex;align-items:center;gap:8px;font-weight:700;font-size:15px;
  }
  .mobile-bar .brand .mark{
    width:28px;height:28px;border-radius:8px;
    background:linear-gradient(140deg,var(--brand),var(--brand-dark));
    color:#fff;font-size:13px;
    display:flex;align-items:center;justify-content:center;
    font-weight:700;
  }
  .mobile-bar .spacer{flex:1;}
  .side{
    width:280px;
    transform:translateX(-100%);
    transition:transform .24s ease;
    box-shadow:var(--sh3);
  }
  .side.open{transform:translateX(0);}
  .side-logo{justify-content:flex-start;padding:0 20px;}
  .side-logo .txt{display:flex;}
  .side-nav{padding:16px 12px;}
  .side-nav .group-label{display:block;}
  .side-link{justify-content:flex-start;padding:0 12px;}
  .side-link span{display:inline;}
  .side-foot{padding:16px;text-align:left;}
  .side-note{display:block;}
  .side-cta{width:100%;height:46px;padding:0 22px;}
  .side-cta span{display:inline;}
  .main-wrap{margin-left:0;padding-top:56px;}
  .hero-inner{padding:48px 24px 44px;}
  .hero-copy,.hero-media{grid-column:1/-1;}
  .hero-media{order:-1;}
  .hero-float{left:12px;bottom:12px;}
  .section{padding:64px 0;}
  .stats{grid-template-columns:1fr 1fr;gap:24px 0;}
  .stat{border-left:none;padding:0;}
  .stat:nth-child(2n){border-left:1px solid var(--line);padding-left:18px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .plans{grid-template-columns:1fr;}
  .cta-block{grid-template-columns:1fr;padding:32px;gap:32px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding-top:48px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .hero-inner{padding:36px 16px 32px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .section{padding:48px 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .timeline{padding-left:0;}
  .timeline::before{display:none;}
  .tl-time{position:static;width:auto;text-align:left;display:block;margin-bottom:8px;}
  .tl-dot{display:none;}
  .tl-card{padding:16px;}
  .news-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .form-actions{flex-direction:column;align-items:stretch;}
  .form-actions .btn{width:100%;}
  .form-actions .note{text-align:center;}
  .cta-block{padding:24px;border-radius:14px;}
  .footer-inner{grid-template-columns:1fr;padding:40px 16px 0;}
  .footer-bottom .inner{padding:18px 16px;flex-direction:column;}
}
@media (max-width:479px){
  .hero h1{font-size:26px;}
  .stat b{font-size:24px;}
  .focus-item{flex-direction:column;}
  .plan .price{font-size:28px;}
}

/* roulang page: article */
:root{
  --brand:#1A5FD0;
  --brand-deep:#0E3F96;
  --brand-light:#7FA9F0;
  --brand-soft:#EAF1FE;
  --gold:#F2A33C;
  --jade:#2E9E7E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --surface:#EEF3FB;
  --line:#E3E9F2;
  --t1:#101828;
  --t2:#475467;
  --t3:#8A94A6;
  --ok:#12B76A;
  --warn:#F79009;
  --err:#F04438;
  --info:#1570EF;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(16,24,40,.05);
  --sh2:0 4px 16px rgba(16,24,40,.06);
  --sh3:0 12px 32px rgba(16,24,40,.10);
  --nav-w:248px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,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:1.8;
  color:var(--t1);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:600;}
p{margin:0 0 20px;}
ul,ol{margin:0 0 20px;padding-left:22px;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

/* ---------- 左侧导航 ---------- */
.mobile-bar{display:none;}
.side-nav{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--nav-w);
  background:var(--card);
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  z-index:60;
  transition:width .2s ease,transform .24s ease;
}
.brand-block{
  height:72px;
  display:flex;align-items:center;gap:10px;
  padding:0 20px;
  border-bottom:1px solid var(--line);
  flex:0 0 auto;
}
.brand-block .mark,
.footer-brand .mark{
  width:34px;height:34px;flex:0 0 auto;
  border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;
  box-shadow:var(--sh1);
}
.brand-block b{font-size:16px;font-weight:700;letter-spacing:-.2px;white-space:nowrap;}
.nav-scroll{flex:1 1 auto;overflow-y:auto;padding:16px 12px 8px;}
.group-label{
  font-size:12px;color:var(--t3);letter-spacing:.08em;
  padding:0 10px 10px;
}
.side-link{
  display:flex;align-items:center;gap:12px;
  height:44px;
  padding:0 12px;
  margin-bottom:4px;
  border-radius:var(--r-btn);
  color:var(--t2);
  font-size:15px;
  position:relative;
  white-space:nowrap;
}
.side-link i{width:20px;text-align:center;font-size:15px;color:var(--t3);transition:color .18s ease;}
.side-link:hover{background:var(--surface);color:var(--brand);}
.side-link:hover i{color:var(--brand);}
.side-link.active{
  background:rgba(26,95,208,.08);
  color:var(--brand);
  font-weight:600;
}
.side-link.active i{color:var(--brand);}
.side-link.active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand);
}
.side-cta-wrap{padding:14px 16px 20px;border-top:1px solid var(--line);flex:0 0 auto;}
.side-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  width:100%;height:44px;
  border:0;border-radius:var(--r-btn);
  background:var(--brand);color:#fff;
  font-size:15px;font-weight:600;
  cursor:pointer;
  box-shadow:var(--sh2);
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.side-cta:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--sh3);}
.side-cta:active{transform:translateY(0);}
.drawer-mask{
  display:none;position:fixed;inset:0;background:rgba(16,24,40,.45);z-index:55;
}
.drawer-close{
  display:none;position:absolute;top:18px;right:12px;
  width:34px;height:34px;border:0;border-radius:8px;
  background:var(--surface);color:var(--t2);cursor:pointer;
}

/* ---------- 主区域 ---------- */
.main{
  margin-left:var(--nav-w);
  padding:32px 32px 72px;
  transition:margin-left .2s ease;
}
.wrap{max-width:1200px;margin:0 auto;}

/* 面包屑 */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--t3);margin-bottom:22px;
}
.breadcrumb a{color:var(--t3);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C3CBDA;}
.breadcrumb .now{color:var(--t1);}

/* 文章头部 */
.article-head{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  padding:32px;
  margin-bottom:24px;
  position:relative;
  overflow:hidden;
}
.article-head::after{
  content:"";position:absolute;right:-120px;top:-140px;
  width:360px;height:360px;border-radius:50%;
  background:rgba(26,95,208,.06);
  pointer-events:none;
}
.article-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;color:var(--jade);
  background:rgba(46,158,126,.10);
  border-radius:var(--r-pill);
  padding:5px 12px;margin-bottom:16px;
}
.article-title{
  font-size:clamp(30px,3.4vw,44px);
  font-weight:700;line-height:1.25;letter-spacing:-.5px;
  color:var(--t1);
  max-width:900px;
  position:relative;z-index:1;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;
  margin-top:18px;font-size:14px;color:var(--t3);
  position:relative;z-index:1;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--brand-light);}

/* 正文 */
.layout{display:block;}
.article-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  padding:32px;
}
.article-content{
  max-width:760px;
  font-size:16px;line-height:1.8;color:var(--t1);
}
.article-content h2{
  font-size:clamp(22px,2.2vw,28px);
  font-weight:600;
  margin:40px 0 16px;
  padding-left:14px;
  border-left:4px solid var(--brand);
  line-height:1.4;
}
.article-content h3{
  font-size:20px;font-weight:600;
  margin:28px 0 12px;
  color:var(--t1);
}
.article-content p{margin:0 0 20px;color:var(--t2);}
.article-content strong{color:var(--t1);}
.article-content ul,.article-content ol{padding-left:22px;line-height:1.9;color:var(--t2);}
.article-content ul li::marker{color:var(--brand);}
.article-content ol li::marker{color:var(--brand);font-weight:600;}
.article-content li{margin-bottom:8px;}
.article-content blockquote{
  margin:24px 0;
  padding:16px 20px;
  background:var(--bg);
  border-left:3px solid var(--brand);
  border-radius:0 var(--r-btn) var(--r-btn) 0;
  color:var(--t2);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{
  border-radius:var(--r-img);
  margin:24px 0 8px;
}
.article-content figure{margin:24px 0;}
.article-content figcaption{
  text-align:center;font-size:13px;color:var(--t3);padding-top:4px;
}
.article-content table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
}
.article-content th,.article-content td{
  border-bottom:1px solid var(--line);
  padding:12px 14px;text-align:left;color:var(--t2);
}
.article-content th{background:var(--surface);color:var(--t1);font-weight:600;}
.article-content code{
  background:var(--surface);border-radius:6px;padding:2px 6px;font-size:14px;
}
.article-content hr{
  border:0;border-top:1px solid var(--line);margin:32px 0;
}
.article-tags{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:32px;padding-top:24px;border-top:1px solid var(--line);
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--brand);
  background:var(--brand-soft);
  border-radius:var(--r-pill);
  padding:6px 14px;
  transition:background .18s ease,color .18s ease;
}
.tag:hover{background:var(--brand);color:#fff;}

/* 未找到 */
.empty-state{
  text-align:center;padding:56px 24px;
}
.empty-state .ico{
  width:64px;height:64px;margin:0 auto 18px;
  border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:26px;
}
.empty-state h2{font-size:24px;margin-bottom:12px;}
.empty-state p{color:var(--t2);max-width:520px;margin:0 auto 22px;}

/* 通用板块 */
.section{margin-top:56px;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:24px;
}
.section-head h2{font-size:clamp(22px,2.2vw,30px);font-weight:600;letter-spacing:-.3px;}
.section-head .sub{font-size:14px;color:var(--t3);margin-top:6px;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);white-space:nowrap;
}
.text-link i{transition:transform .18s ease;}
.text-link:hover i{transform:translateX(3px);}

/* 推荐卡片 */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:box-shadow .18s ease,transform .18s ease;
}
.card:hover{box-shadow:var(--sh3);transform:translateY(-2px);}
.card .thumb{
  aspect-ratio:16/9;overflow:hidden;background:var(--surface);
}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .thumb img{transform:scale(1.03);}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-body .badge{align-self:flex-start;margin-bottom:12px;}
.card-body h3{font-size:18px;font-weight:600;margin-bottom:10px;}
.card-body p{
  font-size:14px;line-height:1.7;color:var(--t2);margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--t3);
}
.badge{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;line-height:1;
  padding:6px 10px;border-radius:var(--r-pill);
}
.badge-brand{background:var(--brand-soft);color:var(--brand);}
.badge-jade{background:rgba(46,158,126,.12);color:var(--jade);}
.badge-gold{background:rgba(242,163,60,.14);color:#9A6412;}

/* 返回入口 */
.back-row{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  cursor:pointer;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh2);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh3);}
.btn-secondary{background:#fff;color:var(--brand);border-color:var(--line);}
.btn-secondary:hover{border-color:var(--brand);background:rgba(26,95,208,.04);color:var(--brand);}
.btn:active{transform:translateY(0);}

/* CTA 报名 */
.cta-block{
  margin-top:64px;
  background:linear-gradient(135deg,#0E3F96,#1A5FD0);
  border-radius:18px;
  padding:44px;
  color:#fff;
  box-shadow:var(--sh3);
  position:relative;
  overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-100px;bottom:-160px;
  width:420px;height:420px;border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cta-inner{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;
  position:relative;z-index:1;
}
.cta-copy h2{font-size:clamp(22px,2.4vw,30px);color:#fff;margin-bottom:14px;}
.cta-copy p{color:rgba(255,255,255,.82);margin-bottom:18px;}
.cta-points{list-style:none;padding:0;margin:0;}
.cta-points li{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:rgba(255,255,255,.9);margin-bottom:10px;
}
.cta-points i{color:var(--gold);}
.form-card{
  background:#fff;border-radius:var(--r-card);padding:24px;
  color:var(--t1);box-shadow:var(--sh2);
}
.field{margin-bottom:16px;}
.field label{
  display:block;font-size:14px;font-weight:600;color:var(--t2);margin-bottom:8px;
}
.field input,.field select{
  width:100%;height:44px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--t1);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:#A9B2C1;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(26,95,208,.12);
}
.form-actions{display:flex;justify-content:flex-end;margin-top:4px;}
.form-actions .btn{width:auto;}
.form-note{font-size:12px;color:var(--t3);margin:12px 0 0;}

/* 页脚 */
.site-footer{
  margin-left:var(--nav-w);
  background:#0E1B33;
  color:#C6D0E0;
  padding:56px 32px 0;
  transition:margin-left .2s ease;
}
.footer-inner{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;
  padding-bottom:40px;
}
.footer-brand .logo-line{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand b{color:#fff;font-size:17px;}
.footer-brand p{font-size:14px;line-height:1.8;color:#93A2BC;margin:0;max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:#C6D0E0;font-size:14px;}
.footer-col a:hover{color:#7FA9F0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
}
.footer-bottom .inner{
  max-width:1200px;margin:0 auto;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding:20px 0;font-size:13px;color:#8A98B4;
}

/* ---------- 响应式 ---------- */
@media (min-width:1024px) and (max-width:1199px){
  :root{--nav-w:84px;}
  .brand-block{justify-content:center;padding:0 8px;}
  .brand-block b{display:none;}
  .group-label{display:none;}
  .side-link{justify-content:center;padding:0;}
  .side-link span{display:none;}
  .side-cta span{display:none;}
  .side-cta{padding:0;}
  .main{padding:28px 24px 64px;}
  .site-footer{padding:48px 24px 0;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:1023px){
  :root{--nav-w:0px;}
  .mobile-bar{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:fixed;top:0;left:0;right:0;height:56px;
    padding:0 16px;background:#fff;border-bottom:1px solid var(--line);z-index:50;
  }
  .mobile-bar .left{display:flex;align-items:center;gap:10px;}
  .mobile-bar .mark{
    width:32px;height:32px;border-radius:9px;
    background:linear-gradient(135deg,var(--brand),var(--brand-deep));
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-size:16px;font-weight:700;
  }
  .mobile-bar b{font-size:15px;}
  .burger{
    width:40px;height:40px;border:1px solid var(--line);
    border-radius:10px;background:#fff;color:var(--t2);cursor:pointer;font-size:16px;
  }
  .mobile-bar .btn{height:38px;padding:0 14px;font-size:14px;}
  .side-nav{
    width:280px;
    transform:translateX(-100%);
    box-shadow:var(--sh3);
  }
  body.drawer-open .side-nav{transform:translateX(0);}
  body.drawer-open .drawer-mask{display:block;}
  .drawer-close{display:flex;align-items:center;justify-content:center;}
  .main{margin-left:0;padding:80px 16px 56px;}
  .site-footer{margin-left:0;padding:44px 16px 0;}
  .article-head{padding:24px 20px;}
  .article-card{padding:22px 18px;}
  .grid-3{grid-template-columns:1fr;}
  .cta-block{padding:28px 20px;}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .footer-inner{grid-template-columns:1fr;gap:26px;}
  .section{margin-top:48px;}
  .form-actions{justify-content:stretch;}
  .form-actions .btn{width:100%;}
}
@media (max-width:520px){
  .article-title{font-size:26px;}
  .article-content{font-size:15.5px;}
  .article-content h2{font-size:21px;}
  .article-content h3{font-size:18px;}
  .cta-block{border-radius:14px;}
  .footer-bottom .inner{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --c-primary:#1A5FD0;
  --c-primary-dark:#0E3F96;
  --c-primary-light:#7FA9F0;
  --c-primary-soft:#EAF1FE;
  --c-accent:#F2A33C;
  --c-accent-soft:#FFFDF7;
  --c-green:#2E9E7E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --surface2:#EEF3FB;
  --line:#E3E9F2;
  --t1:#101828;
  --t2:#475467;
  --t3:#8A94A6;
  --sh1:0 1px 2px rgba(16,24,40,.05);
  --sh2:0 4px 16px rgba(16,24,40,.06);
  --sh3:0 12px 32px rgba(16,24,40,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --nav-w:248px;
  --nav-w-fold:80px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--t1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.35;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-dark);}
img{max-width:100%;display:block;border-radius:var(--r-img);}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 16px;border-radius:8px;z-index:99;}
.skip-link:focus{left:16px;top:16px;}

/* 布局 */
.page-wrap{margin-left:var(--nav-w);min-height:100vh;display:flex;flex-direction:column;}
.main{flex:1;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}

/* 侧栏导航 */
.sidebar{
  position:fixed;left:0;top:0;bottom:0;width:var(--nav-w);
  background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;z-index:60;
  transition:transform .26s ease;
}
.logo-area{
  height:72px;display:flex;align-items:center;gap:10px;
  padding:0 18px;border-bottom:1px solid var(--line);flex:0 0 auto;
}
.logo-area .mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));
  color:#fff;font-weight:700;font-size:17px;
  display:flex;align-items:center;justify-content:center;
}
.logo-text{display:flex;flex-direction:column;line-height:1.25;overflow:hidden;}
.logo-text b{font-size:15px;font-weight:700;letter-spacing:.2px;white-space:nowrap;}
.logo-text small{font-size:11px;color:var(--t3);white-space:nowrap;}
.group-label{
  font-size:11px;letter-spacing:.12em;color:var(--t3);
  padding:18px 20px 8px;text-transform:uppercase;
}
.side-nav{flex:1 1 auto;overflow-y:auto;padding-bottom:12px;}
.side-link{
  display:flex;align-items:center;gap:12px;height:44px;
  padding:0 20px;font-size:15px;color:var(--t2);
  border-left:3px solid transparent;transition:background .18s ease,color .18s ease;
}
.side-link i{width:20px;text-align:center;font-size:15px;color:var(--t3);transition:color .18s ease;}
.side-link:hover{background:var(--surface2);color:var(--c-primary);}
.side-link:hover i{color:var(--c-primary);}
.side-link.active{
  background:rgba(26,95,208,.08);color:var(--c-primary);
  border-left-color:var(--c-primary);font-weight:600;
}
.side-link.active i{color:var(--c-primary);}
.side-cta{padding:16px 18px 20px;border-top:1px solid var(--line);flex:0 0 auto;}

/* 移动顶栏 */
.mobile-bar{
  display:none;height:56px;align-items:center;justify-content:space-between;
  padding:0 14px;background:#fff;border-bottom:1px solid var(--line);
  position:fixed;top:0;left:0;right:0;z-index:70;
}
.mobile-bar .mb-left{display:flex;align-items:center;gap:10px;}
.mobile-bar .mark{
  width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));
  color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;
}
.mobile-bar b{font-size:14px;}
.icon-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--t2);font-size:15px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:.18s ease;
}
.icon-btn:hover{border-color:var(--c-primary-light);color:var(--c-primary);}
.scrim{
  display:none;position:fixed;inset:0;background:rgba(16,24,40,.45);z-index:55;
}
.scrim.show{display:block;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:all .18s ease;white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh2);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh3);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--c-primary);background:rgba(26,95,208,.04);color:var(--c-primary);}
.btn-block{width:100%;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);
  font-size:14px;font-weight:600;background:none;border:none;padding:0;cursor:pointer;
}
.btn-text i{transition:transform .18s ease;}
.btn-text:hover i{transform:translateX(3px);}
.btn[disabled],.btn:disabled{background:#F2F4F7;color:#98A2B3;box-shadow:none;cursor:not-allowed;transform:none;border-color:transparent;}

/* 面包屑 */
.crumb{padding:24px 0 0;font-size:14px;color:var(--t3);display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.crumb a{color:var(--t3);}
.crumb a:hover{color:var(--c-primary);}
.crumb span.sep{color:#B9C0CC;}
.crumb .cur{color:var(--t1);}

/* KV */
.kv{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#F6F8FC 0%,#FFFFFF 78%);
  padding:32px 0 56px;
}
.kv::after{
  content:"";position:absolute;right:-180px;top:-220px;width:640px;height:640px;
  border-radius:50%;background:rgba(26,95,208,.06);pointer-events:none;
}
.kv-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;z-index:1;}
.kv h1{font-size:clamp(30px,3.4vw,44px);font-weight:700;line-height:1.25;letter-spacing:-.5px;margin:14px 0 16px;}
.kv h1 em{font-style:normal;color:var(--c-primary);}
.kv .lead{font-size:17px;color:var(--t2);max-width:520px;margin-bottom:24px;}
.kv-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px;}
.kv-points{display:flex;flex-wrap:wrap;gap:10px 18px;font-size:14px;color:var(--t2);}
.kv-points i{color:var(--c-green);margin-right:6px;}
.kv-figure{position:relative;}
.kv-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:16px;box-shadow:var(--sh3);}
.kv-figure::after{
  content:"";position:absolute;inset:0;border-radius:16px;background:rgba(26,95,208,.08);
}
.kv-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;background:rgba(255,255,255,.94);
  border-radius:999px;padding:8px 16px;font-size:13px;font-weight:600;color:var(--c-primary);
  box-shadow:var(--sh1);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:var(--c-primary-soft);
  color:var(--c-primary);font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;
}

/* 数据条 */
.stat-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh2);
  display:grid;grid-template-columns:repeat(4,1fr);margin-top:-28px;position:relative;z-index:3;
  overflow:hidden;
}
.stat-item{padding:22px 20px;text-align:center;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:none;}
.stat-item b{display:block;font-size:28px;font-weight:700;color:var(--c-primary);line-height:1.2;letter-spacing:-.5px;}
.stat-item span{display:block;font-size:13px;color:var(--t2);margin-top:6px;}

/* 板块 */
.section{padding:64px 0;}
.section.alt{background:#fff;}
.section-head{max-width:720px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,2.4vw,32px);font-weight:600;letter-spacing:-.3px;margin-bottom:12px;}
.section-head p{color:var(--t2);font-size:16px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}

/* 时间线 */
.timeline{position:relative;}
.tl-item{
  display:grid;grid-template-columns:92px 26px 1fr;gap:0 16px;align-items:start;
  padding-bottom:24px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-time{
  font-size:14px;font-weight:600;color:var(--c-primary);text-align:right;padding-top:24px;line-height:1.5;
}
.tl-rail{position:relative;align-self:stretch;min-height:100%;}
.tl-rail::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--line);transform:translateX(-50%);
}
.tl-item:last-child .tl-rail::before{display:none;}
.tl-rail::after{
  content:"";position:absolute;left:50%;top:28px;width:12px;height:12px;border-radius:50%;
  background:var(--c-primary);transform:translateX(-50%);z-index:2;
}
.tl-item.current .tl-rail::after{
  background:var(--c-accent);box-shadow:0 0 0 6px rgba(242,163,60,.22);
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);padding:22px 24px;transition:all .18s ease;
}
.tl-item:hover .tl-card{box-shadow:var(--sh3);transform:translateY(-2px);}
.tl-item:hover .tl-rail::after{transform:translateX(-50%) scale(1.15);}
.tl-card h3{font-size:20px;font-weight:600;margin-bottom:8px;}
.tl-card p{font-size:15px;color:var(--t2);margin-bottom:12px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  padding:4px 11px;border-radius:999px;background:var(--surface2);color:var(--t2);
}
.chip.green{background:rgba(46,158,126,.1);color:var(--c-green);}
.chip.blue{background:var(--c-primary-soft);color:var(--c-primary);}
.chip.gold{background:rgba(242,163,60,.14);color:#B9741E;}

/* 清单 */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
.check-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--t2);
}
.check-list li:last-child{border-bottom:none;}
.check-list i{color:var(--c-green);margin-top:6px;font-size:14px;flex:0 0 auto;}
.check-list b{color:var(--t1);font-weight:600;display:block;margin-bottom:2px;}
.split-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:16px;box-shadow:var(--sh2);}

/* 误区对照 */
.note-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.note-card{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--c-primary);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh1);
}
.note-card.warn{border-left-color:#F04438;background:#FFFBFB;}
.note-card h3{font-size:18px;margin-bottom:14px;display:flex;align-items:center;gap:10px;}
.note-card h3 i{color:var(--c-primary);}
.note-card.warn h3 i{color:#F04438;}
.note-card ul li{
  position:relative;padding-left:18px;font-size:15px;color:var(--t2);margin-bottom:10px;
}
.note-card ul li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;
  background:var(--c-primary-light);
}
.note-card.warn ul li::before{background:#F9B4B0;}

/* 入口卡 */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.entry-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh2);transition:all .18s ease;display:flex;flex-direction:column;
}
.entry-card:hover{box-shadow:var(--sh3);transform:translateY(-2px);}
.entry-icon{
  width:46px;height:46px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:16px;
}
.entry-card h3{font-size:18px;margin-bottom:8px;}
.entry-card p{font-size:15px;color:var(--t2);flex:1 1 auto;margin-bottom:18px;}

/* FAQ */
.faq{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:#fff;box-shadow:var(--sh1);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none;}
.faq-q{
  width:100%;text-align:left;background:#fff;border:none;cursor:pointer;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--t1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;transition:background .18s ease;
}
.faq-q:hover{background:var(--surface2);}
.faq-q .sign{color:var(--c-primary);font-size:16px;flex:0 0 auto;transition:transform .22s ease;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a .inner{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--t2);}
.faq-item.open .faq-a{max-height:420px;}
.faq-item.open .faq-q{background:var(--c-primary-soft);}

/* CTA */
.cta{
  background:linear-gradient(135deg,#0E3F96,#1A5FD0);
  border-radius:18px;padding:48px;color:#fff;position:relative;overflow:hidden;
}
.cta::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;
  border-radius:50%;background:rgba(255,255,255,.08);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;position:relative;z-index:1;align-items:start;}
.cta h2{font-size:clamp(24px,2.4vw,32px);color:#fff;margin-bottom:14px;}
.cta p{color:rgba(255,255,255,.84);font-size:15px;}
.cta-list{margin-top:20px;}
.cta-list li{display:flex;gap:10px;color:rgba(255,255,255,.9);font-size:15px;margin-bottom:10px;}
.cta-list i{color:var(--c-accent);margin-top:6px;font-size:13px;}
.form-card{background:#fff;border-radius:var(--r-card);padding:26px;box-shadow:var(--sh3);}
.form-card h3{font-size:19px;margin-bottom:6px;color:var(--t1);}
.form-card .hint{font-size:13px;color:var(--t3);margin-bottom:18px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--t1);margin-bottom:8px;}
.field input,.field select{
  width:100%;height:44px;padding:0 14px;font-size:15px;font-family:inherit;color:var(--t1);
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;transition:.18s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--t3) 50%),linear-gradient(135deg,var(--t3) 50%,transparent 50%);background-position:calc(100% - 18px) 19px,calc(100% - 13px) 19px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(26,95,208,.12);
}
.field .err{display:none;font-size:12px;color:#F04438;margin-top:6px;}
.field.invalid input{border-color:#F04438;}
.field.invalid .err{display:block;}
.form-foot{display:flex;justify-content:flex-end;margin-top:4px;}
.form-tip{display:none;margin-top:14px;font-size:14px;color:var(--c-green);background:rgba(46,158,126,.1);border-radius:var(--r-btn);padding:10px 14px;}
.form-tip.show{display:block;}

/* 页脚 */
.site-footer{background:#0E1B33;color:#C6D0E0;margin-top:64px;}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:56px 24px 36px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
}
.footer-brand .logo-line{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .logo-line .mark{
  width:34px;height:34px;border-radius:10px;background:var(--c-primary);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.footer-brand b{color:#fff;font-size:16px;font-weight:700;}
.footer-brand p{font-size:14px;color:#98A6BF;line-height:1.8;max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:#C6D0E0;font-size:14px;}
.footer-col ul li a:hover{color:#7FA9F0;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);}
.footer-bottom .inner{
  max-width:1200px;margin:0 auto;padding:18px 24px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;font-size:13px;color:#8E9DB8;
}

/* 响应式 */
@media (min-width:1024px) and (max-width:1199px){
  .sidebar{width:var(--nav-w-fold);}
  .logo-text,.group-label,.side-link span,.side-cta .btn span{display:none;}
  .logo-area{justify-content:center;padding:0;}
  .side-link{justify-content:center;padding:0;border-left-width:3px;}
  .side-cta{padding:14px 10px;}
  .side-cta .btn{padding:0;width:100%;}
  .page-wrap{margin-left:var(--nav-w-fold);}
}
@media (max-width:1023px){
  .mobile-bar{display:flex;}
  .sidebar{
    width:280px;transform:translateX(-100%);
    box-shadow:var(--sh3);border-right:1px solid var(--line);
  }
  .sidebar.open{transform:translateX(0);}
  .page-wrap{margin-left:0;padding-top:56px;}
  .kv-grid{grid-template-columns:1fr;gap:32px;}
  .kv .lead{max-width:none;}
  .stat-bar{grid-template-columns:1fr 1fr;margin-top:-20px;}
  .stat-item:nth-child(2){border-right:none;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .split{grid-template-columns:1fr;gap:32px;}
  .entry-grid{grid-template-columns:1fr 1fr;}
  .note-grid{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .kv{padding:24px 0 44px;}
  .tl-item{grid-template-columns:1fr;gap:0;padding-bottom:20px;}
  .tl-time{text-align:left;padding:0 0 8px 46px;font-size:13px;}
  .tl-rail{display:none;}
  .tl-card{padding:18px;position:relative;}
  .tl-card::before{
    content:"";position:absolute;left:-24px;top:24px;width:10px;height:10px;border-radius:50%;
    background:var(--c-primary);box-shadow:0 0 0 4px #fff;
  }
  .tl-item{position:relative;padding-left:24px;}
  .tl-item::before{
    content:"";position:absolute;left:4px;top:8px;bottom:-20px;width:2px;background:var(--line);
  }
  .tl-item:last-child::before{display:none;}
  .tl-item.current .tl-card::before{background:var(--c-accent);box-shadow:0 0 0 4px #fff,0 0 0 8px rgba(242,163,60,.2);}
  .entry-grid{grid-template-columns:1fr;}
  .cta{padding:30px 20px;border-radius:14px;}
  .form-foot{justify-content:stretch;}
  .form-foot .btn{width:100%;}
  .footer-inner{grid-template-columns:1fr;padding:40px 16px 28px;}
  .footer-bottom .inner{padding:16px;flex-direction:column;}
  .head-row{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .kv h1{font-size:27px;}
  .stat-item b{font-size:24px;}
  .btn{padding:0 16px;font-size:14px;}
  .kv-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand:#1A5FD0;
  --brand-deep:#0E3F96;
  --brand-light:#7FA9F0;
  --brand-soft:#EAF1FE;
  --accent:#F2A33C;
  --green:#2E9E7E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --surface2:#EEF3FB;
  --line:#E3E9F2;
  --text:#101828;
  --text2:#475467;
  --text3:#8A94A6;
  --ok:#12B76A;
  --warn:#F79009;
  --err:#F04438;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh1:0 1px 2px rgba(16,24,40,.05);
  --sh2:0 4px 16px rgba(16,24,40,.06);
  --sh3:0 12px 32px rgba(16,24,40,.10);
  --side-w:248px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-deep)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(30px,3.4vw,44px);font-weight:700;line-height:1.25;letter-spacing:-.5px}
h2{font-size:clamp(24px,2.4vw,32px);font-weight:600;line-height:1.35;letter-spacing:-.3px}
h3{font-size:20px;font-weight:600;line-height:1.45}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

/* 布局骨架 */
.app-side{
  position:fixed;top:0;left:0;bottom:0;width:var(--side-w);
  background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;z-index:60;
}
.app-main{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px;width:100%}

/* 侧边品牌 */
.side-brand{
  height:72px;display:flex;align-items:center;gap:10px;
  padding:0 18px;border-bottom:1px solid var(--line);flex:0 0 auto;
}
.mark{
  width:32px;height:32px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#fff;font-weight:700;font-size:16px;
  display:flex;align-items:center;justify-content:center;
}
.side-brand b{font-size:16px;font-weight:700;letter-spacing:-.2px;white-space:nowrap}

/* 侧边导航 */
.side-nav{flex:1 1 auto;overflow-y:auto;padding:16px 12px}
.group-label{font-size:12px;letter-spacing:.08em;color:var(--text3);padding:6px 10px 10px}
.side-link{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px;border-radius:10px;
  color:var(--text2);font-size:15px;
  transition:background .18s ease,color .18s ease;
}
.side-link i{width:20px;text-align:center;font-size:15px;color:var(--text3);transition:color .18s ease}
.side-link:hover{background:var(--brand-soft);color:var(--brand)}
.side-link:hover i{color:var(--brand)}
.side-link.active{background:rgba(26,95,208,.08);color:var(--brand);font-weight:600}
.side-link.active i{color:var(--brand)}
.side-link.active::before{
  content:"";position:absolute;left:-12px;top:8px;bottom:8px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand);
}
.side-cta{flex:0 0 auto;padding:16px;border-top:1px solid var(--line)}

/* 移动端顶栏 */
.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  background:#fff;border-bottom:1px solid var(--line);
  align-items:center;gap:12px;padding:0 14px;
}
.mobile-bar .mb-logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:15px;flex:1 1 auto;min-width:0}
.mobile-bar .mb-logo b{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:16px;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.side-mask{
  position:fixed;inset:0;background:rgba(16,24,40,.45);z-index:55;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.side-mask.show{opacity:1;visibility:visible}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh2)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh3)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand)}
.btn-ghost:hover{border-color:var(--brand);background:rgba(26,95,208,.04);transform:translateY(-2px)}
.btn-accent{background:var(--accent);color:#1B1204;box-shadow:var(--sh2)}
.btn-accent:hover{background:#e0912b;color:#1B1204;transform:translateY(-2px)}
.btn-text{background:none;border:0;height:auto;padding:0;color:var(--brand);font-weight:600}
.btn-text i{transition:transform .18s ease}
.btn-text:hover i{transform:translateX(3px)}
.btn-block{width:100%}
.btn:disabled,.btn[aria-disabled="true"]{background:#F2F4F7;color:#98A2B3;border-color:transparent;box-shadow:none;cursor:not-allowed;transform:none}

/* 板块 */
.sec{padding:88px 0}
.sec-tight{padding:56px 0}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.sec-head p{margin-top:14px;color:var(--text2);font-size:16px}

/* 面包屑 */
.crumb{font-size:14px;color:var(--text3);display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.crumb a{color:var(--text3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C3CBD9}
.crumb .cur{color:var(--text)}

/* 小 KV */
.hero-mini{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#F6F8FC 0%,#FFFFFF 100%);
}
.hero-mini::after{
  content:"";position:absolute;top:-260px;right:-180px;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(26,95,208,.06) 0%,rgba(26,95,208,0) 68%);
  pointer-events:none;
}
.hero-mini .wrap{position:relative;z-index:2;padding-top:52px;padding-bottom:64px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-mini h1 span{color:var(--brand)}
.hero-mini .lead{margin-top:18px;color:var(--text2);font-size:16px;max-width:620px}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{display:flex;align-items:center;gap:8px;margin-top:20px;font-size:13px;color:var(--text3)}
.hero-note i{color:var(--green)}
.hero-media{
  position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--sh3);
  aspect-ratio:16/10;background:var(--surface2);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:rgba(26,95,208,.08)}

/* 数据条 */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);overflow:hidden;
}
.stat{padding:26px 24px;position:relative}
.stat:not(:first-child)::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:1px;background:var(--line);
}
.stat b{display:block;font-size:28px;font-weight:700;color:var(--brand);line-height:1.2;letter-spacing:-.5px}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--text2)}

/* 图文交替 */
.alt-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px}
.alt-row:last-child{margin-bottom:0}
.alt-row.flip .alt-media{order:2}
.alt-media{border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh2);background:var(--surface2);aspect-ratio:16/10}
.alt-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.alt-text:hover .alt-media img{transform:none}
.alt-media-wrap:hover img{transform:scale(1.03)}
.alt-media-wrap{transition:box-shadow .18s ease}
.alt-row .tag-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  border-radius:999px;padding:5px 12px;line-height:1.6;
}
.tag-blue{background:var(--brand-soft);color:var(--brand)}
.tag-green{background:rgba(46,158,126,.12);color:var(--green)}
.tag-orange{background:rgba(242,163,60,.16);color:#A9640C}
.alt-text p{margin-top:14px;color:var(--text2)}
.mini-list{margin-top:18px;display:grid;gap:10px}
.mini-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text2)}
.mini-list li i{color:var(--green);margin-top:7px;font-size:12px}
.alt-link{margin-top:20px;display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px}
.alt-link i{transition:transform .18s ease}
.alt-link:hover i{transform:translateX(3px)}

/* 榜单清单 */
.rank-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);overflow:hidden;
}
.rank-head{
  display:grid;grid-template-columns:64px 1.3fr 1fr 1.3fr 1fr;gap:16px;
  padding:14px 24px;background:var(--surface2);
  font-size:13px;font-weight:600;color:var(--text2);
}
.rank-row{
  display:grid;grid-template-columns:64px 1.3fr 1fr 1.3fr 1fr;gap:16px;align-items:center;
  padding:18px 24px;border-top:1px solid var(--line);
  transition:background .18s ease;
}
.rank-row:hover{background:var(--brand-soft)}
.rank-row .r-no{
  width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;background:var(--surface2);color:var(--text2);
}
.rank-row.top .r-no{background:var(--accent);color:#1B1204}
.rank-row .r-name{font-weight:600}
.rank-row .r-name small{display:block;font-weight:400;font-size:13px;color:var(--text3);margin-top:2px}
.rank-row .r-sub{font-size:14px;color:var(--text2)}
.rank-row .r-pace{font-size:14px;color:var(--brand);font-weight:600}
.rank-foot{
  padding:16px 24px;border-top:1px solid var(--line);background:#FCFDFF;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text3);
}

/* 依据卡片 */
.reason-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.reason{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh1);transition:box-shadow .18s ease,transform .18s ease;
}
.reason:hover{box-shadow:var(--sh3);transform:translateY(-2px)}
.reason .no{
  font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.1em;
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
}
.reason .no::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.reason p{margin-top:12px;color:var(--text2);font-size:15px}

/* FAQ */
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh1);overflow:hidden}
.faq-item+.faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);
  transition:background .18s ease;
}
.faq-q:hover{background:#FBFCFE}
.faq-q .ico{color:var(--brand);font-size:15px;flex:0 0 auto;transition:transform .22s ease}
.faq-item.open .faq-q .ico{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-a p{padding:0 24px 22px;color:var(--text2);font-size:15px}

/* CTA 区块 */
.cta-band{
  border-radius:18px;overflow:hidden;position:relative;
  background:linear-gradient(135deg,#1A5FD0 0%,#0E3F96 100%);
  color:#fff;padding:52px;display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:center;
  box-shadow:var(--sh3);
}
.cta-band::after{
  content:"";position:absolute;top:-160px;right:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.14) 0%,rgba(255,255,255,0) 68%);
}
.cta-band h2{color:#fff;position:relative;z-index:2}
.cta-band .cta-copy{position:relative;z-index:2;margin-top:14px;color:#D7E3FA;font-size:15px}
.cta-points{margin-top:22px;display:grid;gap:10px;position:relative;z-index:2}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#E4ECFB}
.cta-points li i{color:var(--accent);margin-top:7px;font-size:12px}
.form-card{
  position:relative;z-index:2;background:#fff;border-radius:var(--r-card);padding:28px;
  box-shadow:0 18px 40px rgba(8,30,70,.22);color:var(--text);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input,.field select{
  width:100%;height:44px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(26,95,208,.12);
}
.form-tip{font-size:12px;color:var(--text3);margin-top:12px;line-height:1.7}
.form-msg{margin-top:12px;font-size:13px;color:var(--ok);display:none}
.form-msg.show{display:block}

/* 页脚 */
.site-footer{background:#0E1B33;color:#C6D0E0;margin-top:auto}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:64px 32px 44px;
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;
}
.footer-brand .logo-line{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .logo-line .mark{width:30px;height:30px;font-size:15px;border-radius:8px}
.footer-brand b{color:#fff;font-size:16px}
.footer-brand p{font-size:14px;line-height:1.8;color:#97A6C1;max-width:360px}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:#C6D0E0;font-size:14px}
.footer-col a:hover{color:var(--brand-light)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12)}
.footer-bottom .inner{
  max-width:1200px;margin:0 auto;padding:20px 32px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8FA0BC;
}

/* 断点 */
@media (max-width:1199px){
  .wrap{padding:0 24px}
  .sec{padding:72px 0}
  .hero-grid{gap:36px}
}
@media (min-width:1024px) and (max-width:1199px){
  :root{--side-w:80px}
  .side-brand{justify-content:center;padding:0}
  .side-brand b{display:none}
  .group-label{display:none}
  .side-nav{padding:14px 10px}
  .side-link{justify-content:center;padding:0;gap:0}
  .side-link span{display:none}
  .side-link.active::before{left:-10px}
  .side-cta{padding:14px 10px}
  .side-cta .btn{width:44px;height:44px;padding:0;justify-content:center;margin:0 auto}
  .side-cta .btn span{display:none}
}
@media (max-width:1023px){
  .app-side{width:280px;transform:translateX(-100%);transition:transform .28s ease}
  .app-side.open{transform:translateX(0);box-shadow:var(--sh3)}
  .app-main{margin-left:0;padding-top:56px}
  .mobile-bar{display:flex}
  .sec{padding:64px 0}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-mini .wrap{padding-top:36px;padding-bottom:44px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3)::before{display:none}
  .stat{border-top:1px solid var(--line)}
  .stat:nth-child(-n+2){border-top:0}
  .alt-row{grid-template-columns:1fr;gap:24px;margin-bottom:56px}
  .alt-row.flip .alt-media{order:0}
  .cta-band{grid-template-columns:1fr;gap:32px;padding:36px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding:48px 24px 36px}
  .cta-points{margin-top:16px}
}
@media (max-width:767px){
  .wrap{padding:0 18px}
  .sec{padding:48px 0}
  .sec-tight{padding:40px 0}
  .sec-head{margin-bottom:28px}
  .hero-btns .btn{flex:1 1 100%}
  .reason-grid{grid-template-columns:1fr}
  .rank-head{display:none}
  .rank-row{grid-template-columns:40px 1fr;gap:6px 12px;padding:16px 18px}
  .rank-row .r-no{width:28px;height:28px;font-size:13px}
  .rank-row .r-sub,.rank-row .r-pace{grid-column:2;font-size:13px}
  .rank-foot{padding:14px 18px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a p{padding:0 18px 18px;font-size:14px}
  .cta-band{padding:26px;border-radius:14px}
  .form-card{padding:20px}
  .form-card .btn{width:100%}
  .footer-inner{grid-template-columns:1fr;padding:40px 18px 28px;gap:28px}
  .footer-bottom .inner{padding:18px;flex-direction:column;gap:6px}
}
@media (max-width:479px){
  h1{font-size:27px}
  .stat{padding:20px 16px}
  .stat b{font-size:24px}
  .hero-media{aspect-ratio:4/3}
}

/* roulang page: category3 */
:root{
  --blue:#1A5FD0;
  --blue-d:#0E3F96;
  --blue-l:#7FA9F0;
  --blue-xl:#EAF1FE;
  --gold:#F2A33C;
  --green:#2E9E7E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --surface:#EEF3FB;
  --line:#E3E9F2;
  --t1:#101828;
  --t2:#475467;
  --t3:#8A94A6;
  --ok:#12B76A;
  --warn:#F79009;
  --err:#F04438;
  --info:#1570EF;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(16,24,40,.05);
  --sh2:0 4px 16px rgba(16,24,40,.06);
  --sh3:0 12px 32px rgba(16,24,40,.10);
  --nav-w:248px;
  --maxw:1120px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--t1);
  background:var(--bg);
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--blue);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--blue-d);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.35;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;}
li{list-style:none;}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(26,95,208,.16);}

/* ---------- 左侧应用外壳 ---------- */
.app-shell{
  position:fixed;top:0;left:0;bottom:0;
  width:var(--nav-w);
  background:#fff;
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  z-index:90;
  transition:transform .26s ease,width .26s ease;
}
.brand{display:flex;align-items:center;gap:10px;height:72px;padding:0 20px;border-bottom:1px solid var(--line);flex:0 0 auto;}
.brand .mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  background:var(--blue);color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:17px;letter-spacing:0;
}
.brand b{font-size:15.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap;}
.group-label{font-size:12px;color:var(--t3);padding:6px 10px 8px;letter-spacing:.06em;}
.side-nav{display:flex;flex-direction:column;gap:4px;padding:16px 12px 8px;flex:1 1 auto;overflow-y:auto;}
.side-link{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px;border-radius:10px;
  color:var(--t2);font-size:15px;white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.side-link i{width:20px;text-align:center;font-size:15px;color:var(--t3);transition:color .18s ease;}
.side-link:hover{background:#F4F7FD;color:var(--blue);}
.side-link:hover i{color:var(--blue);}
.side-link.active{background:rgba(26,95,208,.08);color:var(--blue);font-weight:600;}
.side-link.active i{color:var(--blue);}
.side-link.active::before{
  content:"";position:absolute;left:-12px;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--blue);
}
.shell-cta{padding:10px 20px 22px;flex:0 0 auto;}
.shell-cta .btn{width:100%;}
.nav-mask{display:none;}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:80;height:56px;
  align-items:center;justify-content:space-between;gap:12px;
  padding:0 16px;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(180%) blur(10px);
}
.mobile-bar .mob-brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:var(--t1);}
.mobile-bar .mob-brand .mark{width:26px;height:26px;border-radius:8px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;}
.hamburger{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--t1);display:grid;place-items:center;cursor:pointer;
}
.hamburger:hover{color:var(--blue);border-color:var(--blue-l);}

/* ---------- 主区域 ---------- */
.app-main{margin-left:var(--nav-w);display:flex;flex-direction:column;min-height:100vh;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section.slim{padding:56px 0;}
.sec-head{margin-bottom:34px;}
.sec-head h2{font-size:clamp(24px,2.4vw,32px);font-weight:600;letter-spacing:-.3px;}
.sec-head p{margin-top:10px;color:var(--t2);font-size:16px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--blue-xl);color:var(--blue);
  font-size:12.5px;font-weight:600;margin-bottom:16px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:var(--sh2);}
.btn-primary:hover{background:var(--blue-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh3);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--blue);}
.btn-ghost:hover{border-color:var(--blue);background:rgba(26,95,208,.04);color:var(--blue-d);}
.btn-light{background:#fff;color:var(--blue);box-shadow:var(--sh1);}
.btn-light:hover{background:var(--blue-xl);color:var(--blue-d);transform:translateY(-2px);}
.btn-sm{height:36px;padding:0 14px;font-size:14px;}
.btn:disabled{background:#F2F4F7;color:#98A2B3;border-color:#F2F4F7;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--blue);}
.btn-link i{transition:transform .18s ease;}
.btn-link:hover i{transform:translateX(3px);}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;
  background:var(--blue-xl);color:var(--blue);
}
.badge.green{background:rgba(46,158,126,.12);color:#1F7C62;}
.badge.gold{background:rgba(242,163,60,.16);color:#A56612;}
.badge.grey{background:#F2F4F7;color:var(--t2);}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--t3);margin-bottom:18px;}
.crumbs a{color:var(--t3);}
.crumbs a:hover{color:var(--blue);}
.crumbs em{font-style:normal;color:var(--t1);font-weight:600;}

/* ---------- 首屏 KV ---------- */
.page-kv{
  position:relative;overflow:hidden;
  padding:56px 0 64px;
  background:linear-gradient(180deg,#EEF3FB 0%,#F6F8FC 100%);
  border-bottom:1px solid var(--line);
}
.page-kv::after{
  content:"";position:absolute;right:-180px;top:-220px;width:560px;height:560px;
  border-radius:50%;background:rgba(26,95,208,.06);pointer-events:none;
}
.kv-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.kv-text h1{font-size:clamp(30px,3.4vw,44px);font-weight:700;letter-spacing:-.5px;line-height:1.25;}
.kv-sub{margin-top:16px;color:var(--t2);font-size:16.5px;max-width:560px;}
.kv-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.kv-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;}
.kv-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--t2);}
.kv-points i{color:var(--green);font-size:13px;}
.kv-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--sh3);}
.kv-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.kv-media::after{
  content:"";position:absolute;inset:0;background:rgba(26,95,208,.08);
}
.kv-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  background:rgba(255,255,255,.94);color:var(--blue-d);
  font-size:13px;font-weight:600;padding:8px 14px;border-radius:var(--r-pill);
  box-shadow:var(--sh2);
}

/* ---------- 数据条 ---------- */
.stat-band{padding:0;}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);margin-top:-34px;position:relative;z-index:3;overflow:hidden;
}
.stat{padding:26px 24px;text-align:center;}
.stat + .stat{border-left:1px solid var(--line);}
.stat b{display:block;font-size:28px;font-weight:700;color:var(--blue);letter-spacing:-.5px;line-height:1.3;}
.stat span{display:block;margin-top:4px;font-size:13px;color:var(--t2);}

/* ---------- 卡片矩阵 ---------- */
.matrix{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.m-card{
  grid-column:span 4;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);padding:24px;
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  display:flex;flex-direction:column;
}
.m-card:hover{box-shadow:var(--sh3);transform:translateY(-2px);border-color:#D6E0F0;}
.m-card h3{font-size:19px;font-weight:600;margin-bottom:10px;}
.m-card p{font-size:14.5px;color:var(--t2);line-height:1.75;margin-bottom:14px;}
.m-card .m-foot{margin-top:auto;}
.span-4{grid-column:span 4;}
.span-5{grid-column:span 5;}
.span-7{grid-column:span 7;}
.span-8{grid-column:span 8;}
.span-12{grid-column:span 12;}
.card-icon{
  width:44px;height:44px;border-radius:12px;background:var(--blue-xl);color:var(--blue);
  display:grid;place-items:center;font-size:18px;margin-bottom:16px;
}
.card-icon.green{background:rgba(46,158,126,.12);color:#1F7C62;}
.card-icon.gold{background:rgba(242,163,60,.16);color:#A56612;}
.m-card.feature{padding:0;overflow:hidden;}
.m-card.feature img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.m-card.feature .m-body{padding:24px;display:flex;flex-direction:column;flex:1 1 auto;}
.m-card.row{flex-direction:row;gap:18px;align-items:flex-start;}
.m-card.row .card-icon{margin-bottom:0;flex:0 0 auto;}
.m-card.row .m-body{padding:0;}
.mini-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:6px;}
.mini-step{border-left:2px solid var(--line);padding-left:16px;}
.mini-step b{display:block;font-size:15px;font-weight:600;color:var(--t1);margin-bottom:4px;}
.mini-step span{font-size:13.5px;color:var(--t2);line-height:1.7;}

/* ---------- 安全清单 ---------- */
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.check-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);padding:28px;
}
.check-card h3{font-size:19px;font-weight:600;margin-bottom:6px;}
.check-card .hint{font-size:13.5px;color:var(--t3);margin-bottom:14px;}
.check-list li{
  display:flex;gap:10px;padding:12px 0;border-bottom:1px solid var(--line);
  font-size:14.8px;color:var(--t2);line-height:1.7;
}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.check-list i{color:var(--green);font-size:14px;margin-top:6px;flex:0 0 auto;}
.check-list li.warn i{color:var(--gold);}

/* ---------- FAQ ---------- */
.faq-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--t1);cursor:pointer;
  transition:background .18s ease;
}
.faq-q:hover{background:#F8FAFE;}
.faq-q i{color:var(--blue);font-size:14px;transition:transform .22s ease;flex:0 0 auto;}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a p{padding:0 24px 20px;margin:0;font-size:15px;color:var(--t2);line-height:1.8;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#1A5FD0 0%,#0E3F96 100%);
  border-radius:18px;padding:46px 48px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--sh3);
}
.cta-band::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:380px;height:380px;
  border-radius:50%;background:rgba(255,255,255,.08);pointer-events:none;
}
.cta-text{position:relative;z-index:1;max-width:620px;}
.cta-text h2{font-size:clamp(22px,2.2vw,30px);font-weight:600;color:#fff;}
.cta-text p{margin-top:12px;color:rgba(255,255,255,.86);font-size:15.5px;}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;}
.cta-note{margin-top:18px;font-size:13px;color:rgba(255,255,255,.72);}

/* ---------- 提示条 ---------- */
.tip-strip{
  display:flex;gap:16px;align-items:flex-start;
  background:#FFFDF7;border:1px solid rgba(242,163,60,.4);
  border-left:4px solid var(--gold);
  border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh1);
}
.tip-strip i{color:var(--gold);font-size:20px;margin-top:4px;}
.tip-strip h3{font-size:16.5px;font-weight:600;margin-bottom:6px;}
.tip-strip p{font-size:14.5px;color:var(--t2);}

/* ---------- 页脚 ---------- */
.site-footer{background:#0E1B33;color:#C6D0E0;margin-top:auto;}
.footer-inner{
  max-width:var(--maxw);margin:0 auto;padding:56px 32px 40px;
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;
}
.footer-brand .logo-line{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .mark{
  width:32px;height:32px;border-radius:9px;background:var(--blue);
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:16px;
}
.footer-brand b{color:#fff;font-size:16px;font-weight:700;}
.footer-brand p{font-size:14px;line-height:1.85;color:#9EACC4;max-width:360px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:600;letter-spacing:.02em;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:#C6D0E0;}
.footer-col a:hover{color:var(--blue-l);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);}
.footer-bottom .inner{
  max-width:var(--maxw);margin:0 auto;padding:20px 32px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8A98B0;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px) and (min-width:1024px){
  :root{--nav-w:80px;}
  .brand{justify-content:center;padding:0;}
  .brand b{display:none;}
  .group-label{font-size:10px;text-align:center;padding:6px 0 8px;}
  .side-nav{padding:16px 10px 8px;}
  .side-link{justify-content:center;padding:0;}
  .side-link span{display:none;}
  .side-link.active::before{left:-10px;}
  .shell-cta{padding:10px 12px 20px;}
  .shell-cta .btn span{display:none;}
  .shell-cta .btn{padding:0;}
}
@media (max-width:1023px){
  .app-shell{
    width:280px;transform:translateX(-100%);
    box-shadow:0 12px 40px rgba(16,24,40,.18);
  }
  .app-shell.open{transform:translateX(0);}
  .app-main{margin-left:0;}
  .mobile-bar{display:flex;}
  .nav-mask{
    display:block;position:fixed;inset:0;background:rgba(16,24,40,.45);
    opacity:0;visibility:hidden;transition:opacity .24s ease;z-index:85;
  }
  .nav-mask.show{opacity:1;visibility:visible;}
  .brand b{display:block;}
  .section{padding:64px 0;}
  .kv-grid{grid-template-columns:1fr;gap:32px;}
  .kv-media{order:-1;}
  .stat-grid{grid-template-columns:repeat(2,1fr);margin-top:-28px;}
  .stat:nth-child(3){border-left:0;}
  .stat:nth-child(n+3){border-top:1px solid var(--line);}
  .span-4,.span-5,.span-7,.span-8{grid-column:span 6;}
  .m-card.row{grid-column:span 12;}
  .check-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-brand{grid-column:span 2;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .page-kv{padding:32px 0 44px;}
  .kv-sub{font-size:15.5px;}
  .kv-actions .btn{flex:1 1 auto;}
  .stat{padding:20px 14px;}
  .stat b{font-size:24px;}
  .matrix{gap:16px;}
  .span-4,.span-5,.span-7,.span-8,.m-card.row{grid-column:span 12;}
  .m-card{padding:20px;}
  .m-card.feature .m-body{padding:20px;}
  .mini-steps{grid-template-columns:1fr;}
  .check-card{padding:22px 20px;}
  .faq-q{padding:18px 18px;font-size:15.5px;}
  .faq-a p{padding:0 18px 18px;}
  .cta-band{padding:32px 24px;border-radius:14px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-inner{grid-template-columns:1fr;padding:44px 18px 32px;}
  .footer-brand{grid-column:span 1;}
  .footer-bottom .inner{padding:18px;flex-direction:column;gap:6px;}
}
@media (max-width:480px){
  .kv-points{gap:8px 16px;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .stat b{font-size:22px;}
  .stat span{font-size:12.5px;}
  .btn{height:42px;font-size:14.5px;padding:0 16px;}
  .sec-head h2{font-size:22px;}
}

/* roulang page: category4 */
:root{
  --primary:#1A5FD0;
  --primary-dark:#0E3F96;
  --primary-light:#7FA9F0;
  --primary-soft:#EAF1FE;
  --accent:#F2A33C;
  --green:#2E9E7E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --surface:#EEF3FB;
  --line:#E3E9F2;
  --text:#101828;
  --text-2:#475467;
  --text-3:#8A94A6;
  --sh1:0 1px 2px rgba(16,24,40,.05);
  --sh2:0 4px 16px rgba(16,24,40,.06);
  --sh3:0 12px 32px rgba(16,24,40,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shell-w:248px;
  --radius-pill:999px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--primary-dark);}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}

/* ============ 左侧导航 ============ */
.shell{
  position:fixed;left:0;top:0;bottom:0;width:var(--shell-w);
  background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;z-index:80;
  transition:transform .25s ease,width .25s ease;
}
.shell-top{
  height:72px;display:flex;align-items:center;padding:0 20px;
  border-bottom:1px solid var(--line);flex:0 0 auto;
}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--text);letter-spacing:.2px;}
.brand:hover{color:var(--primary-dark);}
.brand .mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  background:linear-gradient(140deg,var(--primary),var(--primary-dark));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;box-shadow:var(--sh2);
}
.side-nav{padding:16px 12px;display:flex;flex-direction:column;gap:4px;overflow-y:auto;flex:1 1 auto;}
.group-label{
  font-size:12px;color:var(--text-3);letter-spacing:1px;
  padding:12px 10px 6px;
}
.side-link{
  display:flex;align-items:center;gap:12px;height:44px;padding:0 12px;
  border-radius:10px;color:var(--text-2);font-size:15px;position:relative;
  transition:background .18s ease,color .18s ease;
}
.side-link i{width:20px;text-align:center;font-size:15px;color:var(--text-3);transition:color .18s ease;}
.side-link:hover{background:var(--surface);color:var(--text);}
.side-link:hover i{color:var(--primary);}
.side-link.active{
  background:rgba(26,95,208,.08);color:var(--primary);font-weight:600;
}
.side-link.active i{color:var(--primary);}
.side-link.active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--primary);
}
.shell-foot{padding:16px;border-top:1px solid var(--line);flex:0 0 auto;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh2);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh3);}
.btn-ghost{background:#fff;color:var(--primary);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--primary);background:rgba(26,95,208,.04);color:var(--primary-dark);transform:translateY(-2px);}
.btn-text{color:var(--primary);font-weight:600;height:auto;padding:0;}
.btn-text i{transition:transform .18s ease;}
.btn-text:hover i{transform:translateX(3px);}
.btn-block{width:100%;}
.btn:active{transform:translateY(0);}
.btn[disabled]{background:#F2F4F7;color:#98A2B3;box-shadow:none;cursor:not-allowed;}

/* ============ 主区域 ============ */
.main{margin-left:var(--shell-w);min-height:100vh;display:flex;flex-direction:column;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;width:100%;}
.topbar{
  display:none;position:sticky;top:0;z-index:70;height:56px;
  background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:0 16px;
}
.topbar .burger{
  width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  color:var(--text-2);font-size:18px;background:var(--surface);
}
.topbar .brand{font-size:15px;gap:8px;}
.topbar .brand .mark{width:30px;height:30px;flex:0 0 30px;font-size:15px;border-radius:9px;}
.topbar .top-cta{margin-left:auto;}
.topbar .top-cta .btn{height:38px;padding:0 14px;font-size:14px;}
.shell-mask{
  display:none;position:fixed;inset:0;background:rgba(16,24,40,.45);z-index:75;
}
.shell-mask.show{display:block;}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section.tight{padding:52px 0;}
.section-head{max-width:720px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,2.4vw,32px);font-weight:600;line-height:1.3;letter-spacing:-.3px;}
.section-head p{margin-top:12px;color:var(--text-2);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:1.5px;color:var(--primary);
  background:var(--primary-soft);border-radius:var(--radius-pill);
  padding:6px 14px;margin-bottom:16px;
}
.eyebrow i{font-size:11px;}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#F6F8FC 0%,#FFFFFF 100%);
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";position:absolute;right:-180px;top:-220px;width:640px;height:640px;
  border-radius:50%;background:rgba(26,95,208,.06);pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:64px 0 60px;
}
.crumb{font-size:14px;color:var(--text-3);display:flex;align-items:center;gap:8px;margin-bottom:20px;}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:#C6CFDD;}
.crumb .now{color:var(--text);}
.hero h1{
  font-size:clamp(30px,3.4vw,44px);font-weight:700;line-height:1.25;letter-spacing:-.5px;
}
.hero h1 .hl{color:var(--primary);}
.hero .lead{
  margin-top:18px;font-size:17px;color:var(--text-2);max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  font-size:13px;color:var(--text-2);background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-pill);padding:6px 14px;
}
.tag i{color:var(--green);margin-right:6px;font-size:11px;}
.hero-figure{
  position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--sh3);
  aspect-ratio:16/10;background:var(--primary-soft);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure::after{
  content:"";position:absolute;inset:0;background:rgba(26,95,208,.08);
}
.hero-badge{
  position:absolute;left:20px;bottom:20px;z-index:3;
  background:rgba(255,255,255,.94);border-radius:12px;padding:12px 16px;
  box-shadow:var(--sh2);display:flex;align-items:center;gap:12px;
}
.hero-badge .num{font-size:24px;font-weight:700;color:var(--primary);line-height:1;}
.hero-badge .txt{font-size:12px;color:var(--text-2);line-height:1.4;}

/* ============ 数据条 ============ */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);overflow:hidden;
}
.stat{padding:24px 28px;border-right:1px solid var(--line);}
.stat:last-child{border-right:none;}
.stat .num{font-size:28px;font-weight:700;color:var(--primary);line-height:1.2;letter-spacing:-.5px;}
.stat .num span{font-size:14px;font-weight:600;margin-left:2px;}
.stat .lbl{font-size:13px;color:var(--text-2);margin-top:4px;}

/* ============ 活动类型卡片（非等宽） ============ */
.grid-types{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;}
.grid-types .col{display:flex;flex-direction:column;gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh2);transition:transform .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh3);}
.type-card{overflow:hidden;display:flex;flex-direction:column;}
.type-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--primary-soft);}
.type-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.type-card:hover .thumb img{transform:scale(1.03);}
.type-card .body{padding:22px 24px;}
.type-card h3{font-size:19px;font-weight:600;margin-bottom:8px;}
.type-card p{font-size:14px;color:var(--text-2);}
.type-card .meta{display:flex;gap:14px;margin-top:14px;font-size:12px;color:var(--text-3);}
.type-card .meta i{color:var(--primary);margin-right:5px;}
.mini-card{padding:22px 24px;display:flex;gap:16px;align-items:flex-start;}
.mini-card .ico{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;background:var(--primary-soft);
  color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:18px;
}
.mini-card h3{font-size:17px;font-weight:600;margin-bottom:6px;}
.mini-card p{font-size:14px;color:var(--text-2);}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  border-radius:var(--radius-pill);padding:4px 12px;
}
.badge-blue{background:var(--primary-soft);color:var(--primary);}
.badge-green{background:rgba(46,158,126,.12);color:var(--green);}
.badge-gold{background:rgba(242,163,60,.16);color:#B26A0E;}

/* ============ 编号步骤流程 ============ */
.steps{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.step-list{display:flex;flex-direction:column;gap:0;}
.step{
  display:grid;grid-template-columns:88px 1fr auto;gap:24px;align-items:flex-start;
  padding:26px 0;border-bottom:1px dashed var(--line);
}
.step:last-child{border-bottom:none;}
.step .no{
  width:56px;height:56px;border-radius:16px;background:var(--primary-soft);
  color:var(--primary);display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:700;letter-spacing:-.5px;
}
.step:nth-child(3) .no{background:rgba(242,163,60,.16);color:#B26A0E;}
.step h3{font-size:19px;font-weight:600;margin-bottom:8px;}
.step p{font-size:15px;color:var(--text-2);max-width:720px;}
.step .side{display:flex;flex-direction:column;gap:8px;align-items:flex-end;text-align:right;}
.step .side small{font-size:12px;color:var(--text-3);}
.step:hover .no{transform:translateY(-2px);transition:transform .18s ease;}

/* ============ 本周排期 ============ */
.schedule-list{display:flex;flex-direction:column;gap:14px;}
.sch-item{
  display:grid;grid-template-columns:150px 1fr auto;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 24px;box-shadow:var(--sh1);transition:box-shadow .18s ease,transform .18s ease;
}
.sch-item:hover{box-shadow:var(--sh3);transform:translateY(-2px);}
.sch-time{font-size:14px;font-weight:600;color:var(--primary);}
.sch-time small{display:block;font-size:12px;font-weight:400;color:var(--text-3);}
.sch-main h3{font-size:17px;font-weight:600;margin-bottom:4px;}
.sch-main p{font-size:13px;color:var(--text-3);}
.sch-right{display:flex;align-items:center;gap:14px;}
.bar{width:120px;height:6px;border-radius:3px;background:var(--surface);overflow:hidden;}
.bar i{display:block;height:100%;border-radius:3px;background:var(--primary);}
.bar i.warn{background:var(--accent);}

/* ============ 领取清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh1);
}
.check-item i{color:var(--green);font-size:16px;margin-top:5px;}
.check-item h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.check-item p{font-size:14px;color:var(--text-2);}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:320px 1fr;gap:48px;align-items:start;}
.faq-aside h2{font-size:clamp(24px,2.4vw,30px);font-weight:600;line-height:1.3;}
.faq-aside p{margin-top:14px;color:var(--text-2);font-size:15px;}
.faq-aside .btn{margin-top:22px;}
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh2);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);
  transition:background .18s ease;
}
.faq-q:hover{background:var(--bg);}
.faq-q i{color:var(--primary);font-size:14px;flex:0 0 auto;transition:transform .22s ease;}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a p{padding:0 24px 22px;font-size:15px;color:var(--text-2);}

/* ============ CTA 报名 ============ */
.cta-block{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--sh3);overflow:hidden;
  display:grid;grid-template-columns:1fr 1fr;
}
.cta-visual{position:relative;min-height:320px;background:var(--primary-soft);}
.cta-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.cta-visual::after{content:"";position:absolute;inset:0;background:rgba(14,63,150,.28);}
.cta-visual .cap{
  position:absolute;left:28px;bottom:28px;right:28px;z-index:3;color:#fff;
}
.cta-visual .cap b{display:block;font-size:20px;font-weight:700;}
.cta-visual .cap span{font-size:13px;color:rgba(255,255,255,.85);}
.cta-form{padding:40px 40px 36px;}
.cta-form h2{font-size:clamp(22px,2.2vw,28px);font-weight:600;line-height:1.3;}
.cta-form .sub{margin-top:10px;font-size:15px;color:var(--text-2);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field input,.field select{
  height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;color:var(--text);transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:#A9B2C1;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,95,208,.12);
}
.field .hint{font-size:12px;color:var(--text-3);}
.form-foot{display:flex;align-items:center;justify-content:flex-end;gap:16px;margin-top:24px;flex-wrap:wrap;}
.form-foot .note{font-size:12px;color:var(--text-3);margin-right:auto;}
.form-msg{margin-top:14px;font-size:14px;color:var(--green);display:none;}
.form-msg.show{display:block;}

/* ============ 页脚 ============ */
.site-footer{background:#0E1B33;color:#C6D0E0;margin-top:auto;}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:56px 32px 40px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
}
.footer-brand .logo-line{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;}
.footer-brand .logo-line .mark{
  width:34px;height:34px;border-radius:10px;background:linear-gradient(140deg,#2E79E6,#1A5FD0);
  display:flex;align-items:center;justify-content:center;font-size:16px;color:#fff;
}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:#9FAEC6;max-width:420px;}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:#C6D0E0;font-size:14px;}
.footer-col a:hover{color:#7FA9F0;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);}
.footer-bottom .inner{
  max-width:1200px;margin:0 auto;padding:20px 32px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8A98B4;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--shell-w:80px;}
  .shell-top{justify-content:center;padding:0;}
  .brand b{display:none;}
  .side-nav{padding:16px 10px;align-items:center;}
  .group-label{display:none;}
  .side-link{justify-content:center;padding:0;width:48px;}
  .side-link span{display:none;}
  .side-link.active::before{top:6px;bottom:6px;}
  .shell-foot{padding:12px 10px;}
  .shell-foot .btn span{display:none;}
  .shell-foot .btn{padding:0;width:100%;}
  .container{padding:0 24px;}
  .hero-inner{gap:36px;}
}
@media (max-width:1023px){
  .shell{
    width:280px;transform:translateX(-100%);box-shadow:var(--sh3);
  }
  .shell.open{transform:translateX(0);}
  .shell-top{justify-content:flex-start;padding:0 20px;height:64px;}
  .brand b{display:inline;}
  .side-nav{padding:16px 12px;align-items:stretch;}
  .group-label{display:block;}
  .side-link{width:auto;justify-content:flex-start;padding:0 12px;}
  .side-link span{display:inline;}
  .shell-foot{padding:16px;}
  .shell-foot .btn span{display:inline;}
  .shell-foot .btn{width:100%;padding:0 20px;}
  .main{margin-left:0;}
  .topbar{display:flex;}
  .section{padding:56px 0;}
  .section.tight{padding:40px 0;}
  .hero-inner{grid-template-columns:1fr;padding:40px 0 48px;}
  .hero-figure{order:-1;}
  .grid-types{grid-template-columns:1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .cta-block{grid-template-columns:1fr;}
  .cta-visual{min-height:220px;}
  .cta-form{padding:32px 28px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding:44px 24px 32px;}
  .footer-bottom .inner{padding:18px 24px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .stats{grid-template-columns:1fr 1fr;}
  .stat{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px;}
  .stat:nth-child(2n){border-right:none;}
  .stat:nth-last-child(-n+2){border-bottom:none;}
  .step{grid-template-columns:56px 1fr;gap:16px;padding:20px 0;}
  .step .no{width:44px;height:44px;border-radius:12px;font-size:17px;}
  .step .side{grid-column:2;align-items:flex-start;text-align:left;}
  .sch-item{grid-template-columns:1fr;gap:12px;padding:18px;}
  .sch-right{width:100%;justify-content:space-between;}
  .bar{width:100%;max-width:180px;}
  .check-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .cta-form{padding:26px 20px;}
  .form-foot{justify-content:stretch;}
  .form-foot .btn{width:100%;}
  .hero-actions .btn{width:100%;}
  .footer-inner{grid-template-columns:1fr;padding:36px 18px 26px;}
  .footer-bottom .inner{padding:16px 18px;flex-direction:column;}
}
@media (max-width:479px){
  .hero h1{font-size:26px;}
  .stat .num{font-size:22px;}
  .faq-q{padding:18px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 18px;font-size:14px;}
}

/* roulang page: category5 */
:root{
  --brand:#1A5FD0;
  --brand-d:#0E3F96;
  --brand-l:#7FA9F0;
  --brand-xl:#EAF1FE;
  --accent:#F2A33C;
  --accent-soft:#FFFDF7;
  --green:#2E9E7E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --surface:#EEF3FB;
  --line:#E3E9F2;
  --t1:#101828;
  --t2:#475467;
  --t3:#8A94A6;
  --ok:#12B76A;
  --warn:#F79009;
  --err:#F04438;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh1:0 1px 2px rgba(16,24,40,.05);
  --sh2:0 4px 16px rgba(16,24,40,.06);
  --sh3:0 12px 32px rgba(16,24,40,.10);
  --nav-w:248px;
  --nav-w-min:80px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--t1);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-d)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}

/* ---------- 侧栏导航 ---------- */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--nav-w);
  background:var(--card);
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  padding:0 16px 20px;
  z-index:60;
}
.brand{
  height:72px;
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 8px;
  flex:0 0 auto;
}
.brand .mark{
  width:34px;height:34px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--brand-d));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:16px;
  flex:0 0 auto;
  box-shadow:var(--sh1);
}
.brand b{font-size:16px;font-weight:700;letter-spacing:-.2px;white-space:nowrap}
.side-nav{display:flex;flex-direction:column;gap:4px;flex:1 1 auto;overflow-y:auto;padding-top:8px}
.group-label{
  font-size:12px;
  color:var(--t3);
  padding:8px 12px 10px;
  letter-spacing:.4px;
}
.side-link{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  height:44px;
  padding:0 12px;
  border-radius:var(--r-btn);
  color:var(--t2);
  font-size:15px;
  transition:background .18s ease,color .18s ease;
}
.side-link i{width:20px;text-align:center;font-size:15px;color:var(--t3);transition:color .18s ease}
.side-link:hover{background:var(--surface);color:var(--brand)}
.side-link:hover i{color:var(--brand)}
.side-link.active{
  background:rgba(26,95,208,.08);
  color:var(--brand);
  font-weight:600;
}
.side-link.active i{color:var(--brand)}
.side-link.active::before{
  content:"";
  position:absolute;
  left:0;top:9px;bottom:9px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--brand);
}
.side-foot{margin-top:12px;flex:0 0 auto}
.side-foot .btn{width:100%;justify-content:center}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh2)}
.btn-primary:hover{background:var(--brand-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh3)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand);background:rgba(26,95,208,.04);color:var(--brand-d);transform:translateY(-2px)}
.btn-text{color:var(--brand);padding:0;height:auto;font-weight:600}
.btn-text i{transition:transform .18s ease}
.btn-text:hover i{transform:translateX(3px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{background:#F2F4F7;color:#98A2B3;box-shadow:none;cursor:not-allowed;transform:none;border-color:transparent}

/* ---------- 顶部移动栏 ---------- */
.topbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:56px;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  align-items:center;
  gap:12px;
  padding:0 16px;
  z-index:70;
}
.burger{
  width:38px;height:38px;
  border-radius:9px;
  border:1px solid var(--line);
  background:#fff;
  display:flex;align-items:center;justify-content:center;
  color:var(--t2);
}
.topbar .brand-mini{display:flex;align-items:center;gap:8px;font-weight:700;font-size:15px;flex:1 1 auto;min-width:0}
.topbar .brand-mini span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar .mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-d));color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:0 0 auto}
.drawer{
  position:fixed;
  top:0;left:0;bottom:0;
  width:280px;
  background:#fff;
  border-right:1px solid var(--line);
  padding:0 16px 20px;
  transform:translateX(-102%);
  transition:transform .26s ease;
  z-index:90;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.mask{
  position:fixed;inset:0;
  background:rgba(16,24,40,.45);
  opacity:0;visibility:hidden;
  transition:opacity .26s ease,visibility .26s ease;
  z-index:80;
}
.mask.open{opacity:1;visibility:visible}

/* ---------- 主区域 ---------- */
.main{margin-left:var(--nav-w);min-height:100vh}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* 面包屑 */
.crumbs{
  font-size:14px;
  color:var(--t3);
  padding:28px 0 0;
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.crumbs a{color:var(--t3)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:#C4CCDA}
.crumbs .cur{color:var(--t1);font-weight:600}

/* 小 KV */
.kv{
  padding:24px 0 56px;
  position:relative;
  overflow:hidden;
}
.kv::after{
  content:"";
  position:absolute;
  right:-180px;top:-220px;
  width:560px;height:560px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(26,95,208,.07),rgba(26,95,208,0) 70%);
  pointer-events:none;
}
.kv-grid{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:56px;
  align-items:center;
  position:relative;
  z-index:1;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:var(--brand-xl);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  letter-spacing:.2px;
  margin-bottom:20px;
}
.kv h1{
  font-size:clamp(30px,3.4vw,44px);
  line-height:1.25;
  font-weight:700;
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.kv .sub{
  font-size:17px;
  line-height:1.85;
  color:var(--t2);
  max-width:560px;
  margin-bottom:28px;
}
.kv-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.kv-facts{display:flex;gap:26px;flex-wrap:wrap;font-size:14px;color:var(--t2)}
.kv-facts span{display:inline-flex;align-items:center;gap:8px}
.kv-facts i{color:var(--green)}
.kv-media{
  border-radius:16px;
  overflow:hidden;
  position:relative;
  box-shadow:var(--sh3);
  background:var(--surface);
}
.kv-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.kv-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(26,95,208,.10),rgba(26,95,208,.04));
}
.kv-media .badge-float{
  position:absolute;
  left:18px;bottom:18px;
  background:rgba(255,255,255,.95);
  border-radius:999px;
  padding:8px 16px;
  font-size:13px;
  font-weight:600;
  color:var(--brand-d);
  display:inline-flex;
  align-items:center;
  gap:8px;
  box-shadow:var(--sh2);
  z-index:2;
}

/* 板块 */
.sec{padding:56px 0}
.sec-head{margin-bottom:32px;max-width:760px}
.sec-head .tag{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  background:var(--brand-xl);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:14px;
}
.sec-head h2{
  font-size:clamp(24px,2.4vw,32px);
  font-weight:600;
  letter-spacing:-.3px;
  line-height:1.35;
  margin-bottom:12px;
}
.sec-head p{color:var(--t2);font-size:16px}
.lead{
  font-size:17px;
  color:var(--t2);
  line-height:1.9;
  max-width:820px;
}
.lead + .lead{margin-top:18px}

/* 渠道对比表 */
.table-shell{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.cmp{
  width:100%;
  min-width:840px;
  border-collapse:collapse;
}
table.cmp thead th{
  background:var(--surface);
  color:var(--t2);
  font-size:13px;
  font-weight:600;
  text-align:left;
  padding:16px 20px;
  white-space:nowrap;
  border-bottom:1px solid var(--line);
}
table.cmp tbody td{
  padding:18px 20px;
  font-size:15px;
  color:var(--t2);
  border-bottom:1px solid var(--line);
  vertical-align:middle;
}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp tbody tr{transition:background .18s ease}
table.cmp tbody tr:hover{background:#F8FAFE}
table.cmp td.name{color:var(--t1);font-weight:600;white-space:nowrap}
table.cmp td.name i{color:var(--brand);margin-right:8px}
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 11px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
}
.pill-fast{background:rgba(46,158,126,.12);color:#1F7A60}
.pill-normal{background:var(--brand-xl);color:var(--brand)}
.pill-slow{background:rgba(242,163,60,.16);color:#9A6415}
.pill-gray{background:#F2F4F7;color:var(--t2)}

/* 客服横条 */
.agent-strip{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.agent{
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:18px 20px;
  box-shadow:var(--sh1);
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.agent:hover{box-shadow:var(--sh3);transform:translateY(-2px);border-color:#D3DEEC}
.agent img{
  width:56px;height:56px;
  border-radius:50%;
  object-fit:cover;
  flex:0 0 auto;
  background:var(--surface);
}
.agent .info{min-width:0;flex:1 1 auto}
.agent .info b{display:block;font-size:16px;font-weight:600;color:var(--t1)}
.agent .info span{display:block;font-size:13.5px;color:var(--t2);line-height:1.6}
.agent .duty{
  font-size:12px;
  color:var(--brand);
  background:var(--brand-xl);
  border-radius:999px;
  padding:3px 10px;
  font-weight:600;
  white-space:nowrap;
  align-self:flex-start;
}

/* 自助工具卡 */
.tools{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr;
  gap:20px;
}
.tool{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh2);
  display:flex;
  flex-direction:column;
  transition:box-shadow .18s ease,transform .18s ease;
}
.tool:hover{box-shadow:var(--sh3);transform:translateY(-2px)}
.tool img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--surface)}
.tool .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.tool .body h3{font-size:18px;font-weight:600;line-height:1.45}
.tool .body p{font-size:14px;color:var(--t2);line-height:1.75}
.tool .body .btn-text{margin-top:auto;font-size:14px}
.tool.wide .body{padding:24px}
.tool.wide .body h3{font-size:20px}

/* 清单 */
.checklist{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.check{
  display:flex;
  gap:14px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:18px 20px;
  box-shadow:var(--sh1);
}
.check i{
  color:var(--green);
  font-size:16px;
  margin-top:4px;
  flex:0 0 auto;
}
.check b{display:block;font-size:15.5px;font-weight:600;margin-bottom:4px}
.check span{font-size:14px;color:var(--t2);line-height:1.7}

/* FAQ */
.faq-list{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  overflow:hidden;
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 24px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--t1);
  transition:color .18s ease,background .18s ease;
}
.faq-q:hover{color:var(--brand);background:#F8FAFE}
.faq-q i{
  color:var(--brand);
  font-size:15px;
  flex:0 0 auto;
  transition:transform .22s ease;
}
.faq-item.open .faq-q{color:var(--brand)}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .24s ease;
}
.faq-a .inner{
  padding:0 24px 24px;
  font-size:15px;
  line-height:1.8;
  color:var(--t2);
  max-width:900px;
}

/* CTA */
.cta{
  background:linear-gradient(180deg,var(--brand-xl),#F7FAFF);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:64px 0;
}
.cta-grid{
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:48px;
  align-items:start;
}
.cta-copy h2{
  font-size:clamp(24px,2.4vw,32px);
  font-weight:600;
  letter-spacing:-.3px;
  line-height:1.35;
  margin-bottom:16px;
}
.cta-copy p{color:var(--t2);margin-bottom:22px}
.cta-points{display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:12px;font-size:15px;color:var(--t2)}
.cta-points i{color:var(--brand);margin-top:6px;font-size:13px}
.form-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh3);
  padding:28px;
}
.form-card h3{font-size:19px;font-weight:600;margin-bottom:6px}
.form-card .hint{font-size:13.5px;color:var(--t3);margin-bottom:22px}
.field{margin-bottom:18px}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--t1);
  margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  padding:0 14px;
  height:44px;
  font-size:15px;
  color:var(--t1);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:104px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#A9B2C1}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(26,95,208,.12);
}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-top:6px;
}
.form-foot .note{font-size:12.5px;color:var(--t3)}
.form-msg{
  display:none;
  margin-top:16px;
  font-size:14px;
  color:var(--green);
  background:rgba(46,158,126,.10);
  border-radius:var(--r-btn);
  padding:12px 14px;
}
.form-msg.show{display:block}

/* 页脚 */
.site-footer{
  margin-left:var(--nav-w);
  background:#0E1B33;
  color:#C6D0E0;
  margin-top:0;
}
.footer-inner{
  max-width:1200px;
  margin:0 auto;
  padding:56px 32px 40px;
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .logo-line{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .logo-line .mark{
  width:32px;height:32px;
  border-radius:9px;
  background:linear-gradient(135deg,var(--brand),var(--brand-l));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;
}
.footer-brand .logo-line b{color:#fff;font-size:16px;font-weight:700}
.footer-brand p{font-size:14px;line-height:1.85;color:#9AA8C0;max-width:360px}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:#C6D0E0;font-size:14px}
.footer-col a:hover{color:var(--brand-l)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12)}
.footer-bottom .inner{
  max-width:1200px;
  margin:0 auto;
  padding:20px 32px;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#8A94A6;
}

/* 响应式 */
@media (max-width:1439px){
  .wrap,.footer-inner,.footer-bottom .inner{padding-left:28px;padding-right:28px}
}
@media (max-width:1199px){
  :root{--nav-w:80px}
  .sidebar{padding:0 12px 20px;align-items:center}
  .brand{justify-content:center;padding:0}
  .brand b{display:none}
  .group-label{display:none}
  .side-link{justify-content:center;padding:0;gap:0}
  .side-link span{position:absolute;left:calc(100% + 10px);top:50%;transform:translateY(-50%);
    background:#101828;color:#fff;font-size:13px;padding:6px 10px;border-radius:8px;white-space:nowrap;
    opacity:0;visibility:hidden;transition:opacity .18s ease;z-index:10}
  .side-link:hover span{opacity:1;visibility:visible}
  .side-link.active::before{left:-12px}
  .side-foot .btn{padding:0;width:44px;justify-content:center}
  .side-foot .btn span{display:none}
}
@media (max-width:1023px){
  .topbar{display:flex}
  .sidebar{display:none}
  .main{margin-left:0;padding-top:56px}
  .site-footer{margin-left:0}
  .kv{padding-top:28px}
  .kv-grid{grid-template-columns:1fr;gap:32px}
  .kv-media{order:-1}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .tools{grid-template-columns:1fr 1fr}
  .sec{padding:48px 0}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding-top:48px}
}
@media (max-width:767px){
  .wrap,.footer-inner,.footer-bottom .inner{padding-left:18px;padding-right:18px}
  .kv h1{font-size:30px}
  .kv .sub{font-size:16px}
  .kv-actions .btn{flex:1 1 auto;justify-content:center}
  .agent-strip{grid-template-columns:1fr}
  .tools{grid-template-columns:1fr}
  .checklist{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .form-card{padding:20px}
  .faq-q{padding:18px;font-size:15.5px}
  .faq-a .inner{padding:0 18px 20px}
  .form-foot{flex-direction:column;align-items:stretch}
  .form-foot .btn-primary{width:100%;justify-content:center}
  .footer-inner{grid-template-columns:1fr;gap:28px}
  .cta{padding:48px 0}
}
@media (max-width:479px){
  body{font-size:15.5px}
  .kv h1{font-size:26px;letter-spacing:-.2px}
  .sec-head h2{font-size:22px}
  .kv-facts{flex-direction:column;gap:10px}
  .btn{height:42px;padding:0 16px;font-size:14.5px}
}