/* roulang page: index */
:root{
  --primary:#1E63D6;
  --primary-deep:#164AA8;
  --primary-soft:#E8F1FF;
  --teal:#14A89A;
  --teal-soft:#E4F7F4;
  --orange:#F47A2A;
  --orange-dark:#D9651C;
  --orange-soft:#FFF1E6;
  --bg:#F7FAFF;
  --card:#FFFFFF;
  --ink:#16233D;
  --muted:#5B6B84;
  --border:#DCE8F5;
  --success:#1F9D75;
  --warn:#D65A3A;
  --footer-bg:#EEF4FB;
  --radius-lg:24px;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 34px rgba(23,55,100,.08);
  --shadow-hover:0 18px 46px rgba(23,55,100,.15);
  --container:1200px;
  --tr:.24s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color var(--tr);}
a:hover{color:var(--primary-deep);}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:44px;
}
.section-head h2{font-size:30px;}
.section-head p{color:var(--muted);font-size:15px;margin-top:10px;max-width:620px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--primary-deep);
  background:var(--primary-soft);
  border-radius:999px;
  padding:6px 14px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);display:inline-block;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
  white-space:nowrap;
}
.link-more svg{transition:transform var(--tr);}
.link-more:hover{text-decoration:underline;}
.link-more:hover svg{transform:translateX(4px);}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:#FFFFFF;
  border-bottom:1px solid var(--border);
  box-shadow:0 4px 18px rgba(23,55,100,.06);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;
  border-radius:10px;
  background:linear-gradient(140deg,var(--primary),var(--primary-deep));
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;
  box-shadow:0 6px 16px rgba(30,99,214,.28);
  flex:none;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
}
.nav-links a{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 13px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:500;
  color:var(--muted);
  transition:all var(--tr);
  white-space:nowrap;
}
.nav-links a:hover{color:var(--primary-deep);background:var(--primary-soft);}
.nav-links a.active{
  color:var(--primary-deep);
  font-weight:700;
  background:var(--primary-soft);
  box-shadow:inset 0 -2px 0 var(--primary);
}
.nav-right{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.search-form{
  display:flex;
  align-items:center;
  gap:8px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:999px;
  padding:0 14px;
  height:40px;
  width:196px;
  transition:all var(--tr);
}
.search-form:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(30,99,214,.12);
}
.search-form input{
  border:none;
  outline:none;
  background:none;
  font-size:14px;
  color:var(--ink);
  width:100%;
}
.search-form input::placeholder{color:#93A3BA;}
.search-form svg{color:#93A3BA;flex:none;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  transition:all var(--tr);
  border:1px solid transparent;
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 10px 22px rgba(244,122,42,.26);
}
.btn-primary:hover{
  background:var(--orange-dark);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 14px 28px rgba(244,122,42,.32);
}
.btn-outline{
  background:#fff;
  color:var(--primary);
  border-color:#BFD6F5;
}
.btn-outline:hover{
  background:var(--primary-soft);
  color:var(--primary-deep);
  transform:translateY(-1px);
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px;}
.nav-cta{height:40px;padding:0 18px;font-size:14.5px;}
.burger{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--border);
  align-items:center;
  justify-content:center;
  color:var(--ink);
  background:#fff;
}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--border);
  background:#fff;
  padding:16px 24px 24px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a.drawer-link{
  display:flex;
  align-items:center;
  min-height:46px;
  padding:0 12px;
  border-radius:12px;
  color:var(--ink);
  font-size:15px;
  font-weight:500;
}
.mobile-drawer a.drawer-link:hover,
.mobile-drawer a.drawer-link.active{background:var(--primary-soft);color:var(--primary-deep);font-weight:700;}
.mobile-drawer .drawer-foot{margin-top:14px;display:grid;gap:10px;}
.mobile-drawer .search-form{width:100%;height:46px;}
.mobile-drawer .btn{width:100%;height:46px;}

/* ===== Hero ===== */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--bg);
  padding:72px 0 84px;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(30,99,214,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(30,99,214,.07) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(circle at 12% 24%,#000 0%,transparent 62%);
  -webkit-mask-image:radial-gradient(circle at 12% 24%,#000 0%,transparent 62%);
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute;
  left:-140px;top:40px;
  width:360px;height:360px;
  border-radius:30px;
  background:linear-gradient(150deg,rgba(30,99,214,.14),rgba(20,168,154,.06));
  transform:rotate(-12deg);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:56px;
  align-items:center;
}
.hero-copy h1{
  font-size:clamp(34px,4vw,54px);
  line-height:1.2;
  margin:20px 0 18px;
  max-width:640px;
}
.hero-copy h1 em{
  font-style:normal;
  color:var(--primary);
}
.hero-sub{
  font-size:17px;
  color:var(--muted);
  max-width:520px;
  line-height:1.75;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.hero-actions .btn{height:50px;padding:0 26px;font-size:15.5px;}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  margin-top:28px;
  font-size:13.5px;
  color:var(--muted);
}
.hero-trust li{display:flex;align-items:center;gap:7px;}
.hero-trust li::before{
  content:"";
  width:16px;height:16px;
  border-radius:50%;
  background:var(--teal-soft);
  border:1px solid rgba(20,168,154,.4);
  background-image:linear-gradient(45deg,transparent 46%,var(--teal) 46%,var(--teal) 54%,transparent 54%),linear-gradient(-45deg,transparent 46%,var(--teal) 46%,var(--teal) 54%,transparent 54%);
  flex:none;
}
.hero-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid var(--border);
  background:var(--primary-soft);
}
.hero-media img{
  width:100%;
  height:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.hero-badge{
  position:absolute;
  left:18px;
  bottom:18px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.94);
  border-radius:999px;
  padding:8px 16px;
  font-size:13px;
  font-weight:700;
  color:var(--primary-deep);
  box-shadow:0 8px 20px rgba(23,55,100,.14);
}
.hero-badge span{
  width:8px;height:8px;border-radius:50%;background:var(--teal);
}

/* ===== 卖点三连 ===== */
.points-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:24px;
}
.point-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
  transition:transform var(--tr),box-shadow var(--tr);
  display:flex;
  flex-direction:column;
  gap:12px;
}
.point-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.point-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:50%;
  border:1.5px solid rgba(30,99,214,.35);
  color:var(--primary);
  font-weight:800;
  font-size:14px;
  font-variant-numeric:tabular-nums;
  background:var(--primary-soft);
}
.point-card h3{font-size:21px;}
.point-card p{color:var(--muted);font-size:15px;}
.point-card--lg{
  padding:32px;
  justify-content:space-between;
  background:linear-gradient(180deg,#FFFFFF 0%,#FBFDFF 100%);
}
.point-card--lg h3{font-size:25px;}
.point-card--lg .point-media{
  border-radius:16px;
  overflow:hidden;
  margin-top:18px;
  border:1px solid var(--border);
}
.point-card--lg .point-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.points-side{display:grid;gap:24px;}
.points-side .point-card{flex:1;}

/* ===== 场景演示 ===== */
.scene{
  background:#fff;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.scene-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  padding:36px 0;
}
.scene-row + .scene-row{border-top:1px dashed var(--border);}
.scene-row.reverse .scene-media{order:2;}
.scene-num{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:800;
  color:var(--teal);
  letter-spacing:.06em;
  background:var(--teal-soft);
  border-radius:999px;
  padding:6px 14px;
}
.scene-copy h3{font-size:26px;margin:16px 0 14px;}
.scene-copy p{color:var(--muted);font-size:15.5px;margin-bottom:16px;}
.scene-list{display:grid;gap:10px;}
.scene-list li{
  display:flex;
  gap:10px;
  font-size:15px;
  color:var(--ink);
}
.scene-list li::before{
  content:"";
  flex:none;
  width:8px;height:8px;
  margin-top:9px;
  border-radius:2px;
  background:var(--primary);
  opacity:.75;
}
.scene-media{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  background:var(--primary-soft);
}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}

/* ===== 社会认同 ===== */
.social-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:28px;
  align-items:stretch;
}
.quote-card{
  position:relative;
  background:var(--primary-soft);
  border:1px solid #CFE0F8;
  border-radius:var(--radius);
  padding:36px 32px 32px;
}
.quote-mark{
  position:absolute;
  top:10px;left:24px;
  font-size:76px;
  line-height:1;
  font-weight:800;
  color:rgba(30,99,214,.18);
  font-family:Georgia,serif;
}
.quote-card blockquote{
  margin:0;
  position:relative;
  z-index:1;
  font-size:18px;
  line-height:1.8;
  color:var(--ink);
  font-weight:500;
}
.quote-foot{
  margin-top:22px;
  display:flex;
  align-items:center;
  gap:12px;
  font-size:13.5px;
  color:var(--muted);
}
.quote-avatar{
  width:38px;height:38px;
  border-radius:50%;
  background:linear-gradient(140deg,var(--primary),var(--teal));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;
  font-size:14px;
  flex:none;
}
.metrics{
  display:grid;
  grid-template-rows:repeat(2,1fr);
  gap:20px;
}
.metric-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:24px 26px;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:6px;
}
.metric-num{
  font-size:34px;
  font-weight:800;
  color:var(--primary-deep);
  font-variant-numeric:tabular-nums;
  line-height:1.1;
}
.metric-num small{font-size:16px;color:var(--teal);margin-left:4px;font-weight:700;}
.metric-label{font-size:14px;color:var(--muted);}

/* ===== 最新信息 ===== */
.news{background:var(--bg);}
.news-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.news-head h2{font-size:30px;}
.news-head p{color:var(--muted);font-size:15px;margin-top:8px;}
.news-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.news-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform var(--tr),box-shadow var(--tr);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.news-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.badge{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:700;
  background:var(--teal-soft);
  color:#0E7F74;
}
.badge--blue{background:var(--primary-soft);color:var(--primary-deep);}
.news-card h3{font-size:19px;line-height:1.5;}
.news-card h3 a{color:var(--ink);}
.news-card h3 a:hover{color:var(--primary);}
.news-excerpt{
  color:var(--muted);
  font-size:14.5px;
  line-height:1.72;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-foot{
  margin-top:auto;
  padding-top:14px;
  border-top:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:#8496AE;
}
.news-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13.5px;
  font-weight:700;
  color:var(--primary);
}
.news-arrow svg{transition:transform var(--tr);}
.news-card:hover .news-arrow svg{transform:translateX(4px);}
.empty-state{
  grid-column:1/-1;
  border:1.5px dashed #B9D3F2;
  border-radius:var(--radius);
  background:#FBFDFF;
  padding:52px 28px;
  text-align:center;
}
.empty-state .empty-icon{
  width:56px;height:56px;
  margin:0 auto 16px;
  border-radius:16px;
  background:var(--primary-soft);
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);
}
.empty-state h3{font-size:18px;margin-bottom:8px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:18px;}

/* ===== FAQ ===== */
.faq-wrap{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:48px;
  align-items:start;
}
.faq-intro h2{font-size:30px;margin-bottom:14px;}
.faq-intro p{color:var(--muted);font-size:15.5px;margin-bottom:22px;}
.faq-list{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.faq-item + .faq-item{border-top:1px solid var(--border);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 24px;
  min-height:56px;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  transition:background var(--tr);
}
.faq-q:hover{background:#F5F9FF;}
.faq-q .faq-ico{
  flex:none;
  width:26px;height:26px;
  border-radius:50%;
  background:var(--primary-soft);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  transition:transform var(--tr),background var(--tr),color var(--tr);
}
.faq-item.open .faq-q .faq-ico{transform:rotate(180deg);background:var(--primary);color:#fff;}
.faq-a{
  display:none;
  padding:0 24px 22px;
  font-size:15px;
  color:var(--muted);
  line-height:1.8;
  background:#F5F9FF;
}
.faq-item.open .faq-a{display:block;}

/* ===== CTA 横幅 ===== */
.cta-banner{
  background:var(--primary);
  border-radius:var(--radius-lg);
  padding:52px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  position:relative;
  overflow:hidden;
  box-shadow:0 22px 50px rgba(30,99,214,.28);
}
.cta-banner::before{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:280px;height:280px;
  border-radius:50%;
  background:rgba(255,255,255,.09);
}
.cta-banner::after{
  content:"";
  position:absolute;
  right:60px;bottom:-120px;
  width:220px;height:220px;
  border-radius:32px;
  background:rgba(255,255,255,.07);
  transform:rotate(18deg);
}
.cta-banner h2{
  position:relative;
  z-index:1;
  color:#fff;
  font-size:28px;
  margin-bottom:10px;
}
.cta-banner p{
  position:relative;
  z-index:1;
  color:rgba(255,255,255,.86);
  font-size:15.5px;
}
.cta-banner .btn{
  position:relative;
  z-index:1;
  height:52px;
  padding:0 30px;
  font-size:15.5px;
  background:var(--orange);
  color:#fff;
  box-shadow:0 12px 28px rgba(0,0,0,.18);
}
.cta-banner .btn:hover{background:var(--orange-dark);color:#fff;}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--footer-bg);
  border-top:1px solid var(--border);
  margin-top:96px;
  padding-top:64px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand p{
  margin-top:16px;
  color:var(--muted);
  font-size:14px;
  line-height:1.8;
  max-width:300px;
}
.footer-col h4{
  font-size:15px;
  font-weight:800;
  margin-bottom:16px;
  color:var(--ink);
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{
  color:var(--muted);
  font-size:14px;
}
.footer-col a:hover{color:var(--primary);text-decoration:underline;}
.footer-col .contact-line{
  display:flex;
  gap:8px;
  color:var(--muted);
  font-size:14px;
  line-height:1.7;
}
.footer-bottom{
  border-top:1px solid #DCE8F5;
  padding:20px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#7A8BA5;
}
.footer-bottom a{color:#7A8BA5;}
.footer-bottom a:hover{color:var(--primary);}

/* ===== 底部固定转化条 ===== */
.sticky-bar{
  position:fixed;
  right:28px;
  bottom:28px;
  z-index:150;
  display:flex;
  align-items:center;
  gap:14px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:999px;
  padding:10px 12px 10px 20px;
  box-shadow:0 18px 44px rgba(23,55,100,.16);
  transition:opacity var(--tr),transform var(--tr);
}
.sticky-bar.hidden{opacity:0;transform:translateY(16px);pointer-events:none;}
.sticky-bar .sticky-text{
  font-size:13.5px;
  color:var(--muted);
  max-width:220px;
  line-height:1.4;
}
.sticky-bar .sticky-text strong{color:var(--ink);display:block;font-size:14px;}
.sticky-bar .btn{height:38px;padding:0 18px;font-size:14px;border-radius:999px;}
.sticky-close{
  width:32px;height:32px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#8496AE;
  transition:background var(--tr),color var(--tr);
}
.sticky-close:hover{background:#F0F5FC;color:var(--ink);}

/* ===== 响应式 ===== */
@media (max-width:1200px){
  .container{padding:0 22px;}
  .nav-links a{padding:0 10px;font-size:14px;}
  .search-form{width:168px;}
  .hero-grid{gap:40px;}
}
@media (max-width:992px){
  .nav-links{display:none;}
  .search-form,.nav-cta{display:none;}
  .burger{display:flex;}
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media{order:-1;}
  .hero-media img{aspect-ratio:16/9;}
  .hero::after{display:none;}
  .section{padding:64px 0;}
  .points-grid{grid-template-columns:1fr;}
  .scene-row{grid-template-columns:1fr;gap:28px;padding:32px 0;}
  .scene-row.reverse .scene-media{order:0;}
  .social-grid{grid-template-columns:1fr;}
  .metrics{grid-template-rows:none;grid-template-columns:1fr 1fr;gap:16px;}
  .news-grid{grid-template-columns:1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-banner{flex-direction:column;align-items:flex-start;padding:40px 32px;}
}
@media (max-width:768px){
  .section{padding:52px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .section-head h2,.news-head h2,.faq-intro h2{font-size:24px;}
  .hero-copy h1{font-size:32px;}
  .hero-actions .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .news-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-banner h2{font-size:22px;}
  .cta-banner .btn{width:100%;}
  .metrics{grid-template-columns:1fr;}
  .sticky-bar{
    left:0;right:0;bottom:0;
    border-radius:0;
    padding:12px 16px calc(12px + env(safe-area-inset-bottom));
    justify-content:space-between;
    gap:10px;
  }
  .sticky-bar .sticky-text{display:none;}
  .sticky-bar .btn{flex:1;height:44px;font-size:14.5px;}
  body{padding-bottom:76px;}
  .site-footer{margin-top:64px;padding-top:48px;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .brand{font-size:15px;}
  .brand-mark{width:30px;height:30px;border-radius:9px;}
  .hero-copy h1{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .point-card,.point-card--lg,.news-card,.quote-card,.metric-card{padding:20px;}
  .cta-banner{padding:32px 20px;border-radius:18px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a{padding:0 18px 18px;font-size:14.5px;}
}

/* roulang page: article */
:root{
  --primary:#1E63D6;
  --primary-dark:#164AA8;
  --primary-soft:#E8F1FD;
  --primary-tint:#F2F7FE;
  --teal:#14A89A;
  --teal-soft:#E4F6F3;
  --orange:#F47A2A;
  --orange-dark:#D9651C;
  --orange-soft:#FDEEE2;
  --bg:#F7FAFF;
  --surface:#FFFFFF;
  --ink:#16233D;
  --muted:#5B6B84;
  --line:#DCE8F5;
  --success:#1F9D75;
  --warn:#D65A3A;
  --radius-lg:18px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow:0 12px 34px rgba(23,55,100,.08);
  --shadow-hover:0 18px 44px rgba(23,55,100,.14);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  font-weight:400;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.35;letter-spacing:.2px}
p{margin:0}
button{font-family:inherit;font-size:inherit;cursor:pointer}
input{font-family:inherit}
svg{flex-shrink:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-md);
  font-size:15px;font-weight:700;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(244,122,42,.24)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(244,122,42,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(244,122,42,.24)}
.btn-outline{background:#fff;color:var(--primary);border-color:#C9DCF7}
.btn-outline:hover{background:var(--primary-soft);border-color:var(--primary);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(0)}
.btn[disabled],.btn.is-disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(23,55,100,.05);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.3px}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;
  box-shadow:0 6px 14px rgba(30,99,214,.26);
}
.nav-links{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.nav-links a{
  position:relative;padding:9px 13px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--muted);
  transition:color .2s ease,background-color .2s ease;
}
.nav-links a:hover{color:var(--primary);background:var(--primary-tint)}
.nav-links a.is-active{color:var(--primary);background:var(--primary-soft);font-weight:700}
.nav-links a.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--primary);
}
.nav-right{display:flex;align-items:center;gap:12px}
.search-form{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;
  background:var(--bg);border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search-form svg{color:var(--muted)}
.search-form input{
  border:0;background:transparent;outline:none;width:118px;
  font-size:14px;color:var(--ink);
}
.search-form input::placeholder{color:#93A3BA}
.search-form:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(30,99,214,.12)}
.burger{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);transition:background-color .2s ease,border-color .2s ease;
}
.burger:hover{background:var(--primary-tint);border-color:#C9DCF7}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 24px 22px}
.mobile-drawer.open{display:block}
.drawer-link{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:12px;
  font-size:15px;font-weight:600;color:var(--ink);
}
.drawer-link:hover{background:var(--primary-tint);color:var(--primary)}
.drawer-foot{display:flex;flex-direction:column;gap:10px;margin-top:12px;padding-top:14px;border-top:1px dashed var(--line)}
.drawer-foot .search-form{height:46px;width:100%}
.drawer-foot .search-form input{width:100%}
.drawer-foot .btn{width:100%;min-height:46px}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{padding:22px 0 6px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--muted);transition:color .2s ease}
.breadcrumb a:hover{color:var(--primary);text-decoration:underline}
.breadcrumb .sep{color:#A9B8CC}
.breadcrumb .current{color:var(--ink);font-weight:600}

/* ---------- 文章头部 ---------- */
.article-head{
  padding:10px 0 34px;
  background-image:linear-gradient(rgba(30,99,214,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(30,99,214,.05) 1px,transparent 1px);
  background-size:36px 36px;
  background-position:center top;
}
.article-head-inner{max-width:860px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  font-size:13px;font-weight:700;
  background:var(--primary-soft);color:var(--primary-dark);
  border:1px solid #CFE0FA;
}
.tag.tag-teal{background:var(--teal-soft);color:#0E7F74;border-color:#BFE9E3}
.tag.tag-orange{background:var(--orange-soft);color:var(--orange-dark);border-color:#F8D6BC}
.article-title{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.3;color:var(--ink);letter-spacing:.4px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:20px;font-size:14px;color:var(--muted)}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px}
.article-meta .divider{width:1px;height:14px;background:var(--line)}
.article-meta strong{color:var(--ink);font-weight:700}

/* ---------- 封面 ---------- */
.cover-figure{margin:0 0 40px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:#E7EEF9}
.cover-figure img{width:100%;aspect-ratio:16/8;object-fit:cover}
.cover-caption{padding:12px 20px;font-size:13px;color:var(--muted);background:#fff;border-top:1px solid var(--line)}

/* ---------- 文章布局 ---------- */
.article-main{padding-bottom:8px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 312px;gap:44px;align-items:start}
.article-shell{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:36px 40px 40px;
}
.article-body{font-size:16px;line-height:1.85;color:#22314C;max-width:800px}
.article-body h2{
  font-size:28px;margin:44px 0 16px;padding-left:14px;
  border-left:4px solid var(--primary);line-height:1.4;
}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:21px;margin:32px 0 12px;color:var(--ink)}
.article-body h4{font-size:18px;margin:24px 0 10px;color:var(--ink)}
.article-body p{margin:0 0 1.05em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:24px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:8px 0}
.article-body li::marker{color:var(--primary)}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--primary-dark)}
.article-body strong{color:var(--ink)}
.article-body blockquote{
  margin:24px 0;padding:18px 24px;border-left:4px solid var(--primary);
  background:var(--primary-tint);border-radius:0 var(--radius-md) var(--radius-md) 0;color:#2A3A57;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:22px 0;box-shadow:0 10px 26px rgba(23,55,100,.1)}
.article-body figure{margin:22px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body th{background:var(--primary-tint);color:var(--ink);font-weight:700}
.article-body tr:nth-child(even) td{background:#FBFDFF}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:32px 0}
.article-body code{background:var(--primary-tint);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--primary-dark)}

/* 移动端折叠要点 */
.mobile-points{display:none;margin-bottom:22px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--primary-tint);padding:4px 16px}
.mobile-points summary{cursor:pointer;font-weight:700;color:var(--primary-dark);padding:12px 0;font-size:15px;list-style:none}
.mobile-points summary::-webkit-details-marker{display:none}
.mobile-points ul{padding-left:18px;list-style:disc;margin:0 0 14px;font-size:14px;color:#2A3A57}
.mobile-points li{margin:6px 0}

/* 侧栏 */
.side-col{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:22px 24px;
}
.side-card h3{font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.side-card h3 .dot{width:8px;height:8px;border-radius:50%;background:var(--teal)}
.side-card p{font-size:14px;color:var(--muted);line-height:1.75}
.side-list{display:flex;flex-direction:column;gap:2px;margin-top:6px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14px;font-weight:600;color:var(--ink);
  transition:background-color .2s ease,color .2s ease;
}
.side-list a span.arrow{color:#A9B8CC;transition:transform .2s ease,color .2s ease}
.side-list a:hover{background:var(--primary-tint);color:var(--primary)}
.side-list a:hover span.arrow{transform:translateX(3px);color:var(--primary)}
.side-card.accent{background:linear-gradient(180deg,#F4F9FF,#FFFFFF);border-color:#CFE0FA}
.side-note{display:flex;gap:10px;font-size:13px;color:var(--muted);line-height:1.7}
.side-note svg{color:var(--orange);margin-top:3px}

/* 空态 */
.empty-state{
  border:2px dashed #C9DCF7;border-radius:var(--radius-lg);
  padding:52px 28px;text-align:center;background:var(--primary-tint);
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 16px;border-radius:16px;
  display:grid;place-items:center;background:#fff;color:var(--primary);
  border:1px solid #CFE0FA;
}
.empty-state h2{font-size:20px;margin-bottom:8px}
.empty-state p{color:var(--muted);font-size:14px;margin-bottom:20px}

/* ---------- 相关推荐 ---------- */
.related-section{padding:64px 0 8px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-head h2{font-size:28px;letter-spacing:.2px}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--primary);white-space:nowrap}
.text-link:hover{text-decoration:underline}
.text-link svg{transition:transform .2s ease}
.text-link:hover svg{transform:translateX(3px)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C9DCF7}
.card-media{aspect-ratio:16/10;background:#E7EEF9;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.5;transition:color .2s ease}
.card:hover .card-body h3{color:var(--primary)}
.card-body p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:6px;font-size:13px;color:#8496AC}
.card-foot .arrow{color:var(--primary)}

/* 返回 */
.back-row{margin-top:34px}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--muted);transition:color .2s ease}
.back-link:hover{color:var(--primary)}
.back-link svg{transition:transform .2s ease}
.back-link:hover svg{transform:translateX(-3px)}

/* ---------- 底部 CTA ---------- */
.cta-banner{
  margin:72px 0 0;background:var(--primary);border-radius:24px;
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 20px 46px rgba(30,99,214,.22);
}
.cta-banner h2{color:#fff;font-size:26px;line-height:1.45}
.cta-banner p{color:#D8E6FC;font-size:14px;margin-top:8px}
.cta-banner .btn{flex-shrink:0}

/* ---------- 页脚 ---------- */
.site-footer{background:#EEF4FB;border-top:1px solid var(--line);margin-top:88px;padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.8;max-width:320px}
.footer-col h4{font-size:15px;color:var(--ink);margin-bottom:14px;letter-spacing:.3px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--primary);text-decoration:underline}
.footer-col .contact-line{font-size:13px;color:var(--muted);line-height:1.7}
.footer-bottom{
  margin-top:44px;padding:20px 0 26px;border-top:1px solid #DCE8F5;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#7A8AA1;
}

/* ---------- 固定转化条 ---------- */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:150;
  display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:10px 12px 10px 20px;box-shadow:0 16px 40px rgba(23,55,100,.18);
}
.float-bar .float-text{font-size:13px;font-weight:600;color:var(--ink);white-space:nowrap}
.float-bar .btn{padding:9px 18px;font-size:14px}
.float-close{
  width:30px;height:30px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--muted);display:grid;place-items:center;
  transition:background-color .2s ease,color .2s ease;
}
.float-close:hover{background:var(--primary-tint);color:var(--primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 288px;gap:32px}
}
@media (max-width:992px){
  .nav-links,.nav-right .search-form,.nav-cta{display:none}
  .burger{display:inline-flex}
  .nav-wrap{justify-content:space-between}
  .article-layout{grid-template-columns:1fr}
  .side-col{position:static}
  .mobile-points{display:block}
  .article-shell{padding:28px 26px 32px}
  .related-grid{grid-template-columns:1fr 1fr}
  .cta-banner{flex-direction:column;align-items:flex-start;padding:36px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .article-head-inner{max-width:100%}
  .cover-figure img{aspect-ratio:16/10}
  .related-grid{grid-template-columns:1fr}
  .cta-banner{border-radius:18px;padding:30px 24px;margin-top:56px}
  .cta-banner h2{font-size:22px}
  .cta-banner .btn{width:100%}
  .site-footer{margin-top:64px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .float-bar{
    left:12px;right:12px;bottom:12px;border-radius:16px;
    padding:10px 12px;justify-content:space-between;
    padding-bottom:calc(10px + env(safe-area-inset-bottom,0px));
  }
  .float-bar .float-text{font-size:12px;line-height:1.5;white-space:normal}
  body{padding-bottom:84px}
}
@media (max-width:560px){
  body{font-size:15px}
  .brand{font-size:16px}
  .brand-mark{width:30px;height:30px;border-radius:10px}
  .article-title{font-size:26px}
  .article-shell{padding:22px 18px 26px;border-radius:14px}
  .article-body h2{font-size:22px;margin-top:34px}
  .article-body h3{font-size:18px}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .section-head h2{font-size:22px}
  .related-section{padding-top:48px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .btn{width:100%}
  .float-bar .btn{width:auto}
}

/* roulang page: category1 */
:root{
  --brand:#1E63D6;
  --brand-dark:#164AA8;
  --teal:#14A89A;
  --orange:#F47A2A;
  --orange-dark:#D9651C;
  --bg:#F7FAFF;
  --card:#FFFFFF;
  --ink:#16233D;
  --ink-soft:#5B6B84;
  --line:#DCE8F5;
  --success:#1F9D75;
  --warn:#D65A3A;
  --footer-bg:#EEF4FB;
  --radius-sm:12px;
  --radius-md:18px;
  --radius-lg:24px;
  --shadow-sm:0 6px 18px rgba(23,55,100,.06);
  --shadow-md:0 12px 34px rgba(23,55,100,.08);
  --shadow-lg:0 18px 44px rgba(23,55,100,.12);
  --container:1200px;
  --ease:cubic-bezier(.4,.16,.24,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:-.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-dark);}
img{max-width:100%;display:block;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
input,button,select,textarea{font:inherit;color:inherit;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(23,55,100,.05);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  color:var(--ink);
  white-space:nowrap;
}
.brand:hover{color:var(--brand);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  background:linear-gradient(140deg,var(--brand),var(--brand-dark));
  color:#fff;
  flex:none;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:8px;
  flex:1;
  min-width:0;
}
.nav-links a{
  position:relative;
  padding:8px 12px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-soft);
  white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:var(--brand);background:#F0F6FF;}
.nav-links a.active{
  color:var(--brand-dark);
  font-weight:700;
  background:#E8F1FF;
  box-shadow:inset 0 -2px 0 var(--brand);
}
.nav-right{
  display:flex;
  align-items:center;
  gap:14px;
  flex:none;
}
.search-form{
  display:flex;
  align-items:center;
  gap:8px;
  padding:0 14px;
  height:40px;
  width:196px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--ink-soft);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-form svg{flex:none;opacity:.7;}
.search-form input{
  border:0;
  outline:0;
  background:transparent;
  width:100%;
  font-size:14px;
  color:var(--ink);
}
.search-form input::placeholder{color:#9AAAC2;}
.search-form:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(30,99,214,.12);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 8px 20px rgba(244,122,42,.26);
}
.btn-primary:hover{
  background:var(--orange-dark);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(244,122,42,.32);
}
.btn-ghost{
  background:#fff;
  color:var(--brand);
  border-color:#BCD4F6;
}
.btn-ghost:hover{
  background:#F0F6FF;
  color:var(--brand-dark);
  border-color:var(--brand);
  transform:translateY(-1px);
}
.btn:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
}
.btn:disabled,
.btn[aria-disabled="true"]{
  opacity:.55;
  pointer-events:none;
  transform:none;
}
.nav-cta{height:40px;padding:0 20px;font-size:14px;}
.burger{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--ink);
  cursor:pointer;
}
.burger:hover{background:#F0F6FF;color:var(--brand);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:12px 24px 22px;
}
.mobile-drawer.is-open{display:block;}
.drawer-link{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 12px;
  border-radius:10px;
  font-size:16px;
  font-weight:500;
  color:var(--ink);
}
.drawer-link:hover{background:#F0F6FF;color:var(--brand);}
.drawer-link.active{background:#E8F1FF;color:var(--brand-dark);font-weight:700;}
.drawer-foot{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-top:14px;
  padding-top:14px;
  border-top:1px dashed var(--line);
}
.drawer-foot .search-form{width:100%;height:44px;}
.drawer-foot .btn{width:100%;height:46px;}

/* ---------- 面包屑 ---------- */
.crumbs{
  padding:22px 0 0;
}
.crumbs ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-soft);
}
.crumbs a{color:var(--ink-soft);}
.crumbs a:hover{color:var(--brand);text-decoration:underline;}
.crumbs .sep{color:#A9BAD2;}
.crumbs .current{color:var(--ink);font-weight:600;}

/* ---------- 内页页头 ---------- */
.page-head{
  padding:28px 0 56px;
}
.page-head-inner{
  display:grid;
  grid-template-columns:1.35fr .9fr;
  gap:48px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  background:#E8F1FF;
  color:var(--brand-dark);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
}
.eyebrow::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--teal);
}
.page-head h1{
  margin:18px 0 16px;
  font-size:40px;
  line-height:1.24;
  color:var(--ink);
}
.page-head .lead{
  font-size:16px;
  color:var(--ink-soft);
  max-width:52ch;
  margin-bottom:22px;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:5px 13px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  font-size:13px;
  font-weight:600;
  color:var(--ink-soft);
}
.tag-teal{
  border-color:#B6E8E2;
  background:#EAF8F6;
  color:#0E7E73;
}
.tag-orange{
  border-color:#FBD3B8;
  background:#FEF1E8;
  color:#B8551A;
}
.page-head-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-md);
  background:#E7F0FB;
  aspect-ratio:4/3;
}
.page-head-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.page-head-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(22,74,168,0) 55%,rgba(22,74,168,.28));
  pointer-events:none;
}
.page-head-badge{
  position:absolute;
  left:18px;
  bottom:18px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.94);
  color:var(--brand-dark);
  font-size:13px;
  font-weight:700;
  box-shadow:var(--shadow-sm);
}

/* ---------- 通用板块 ---------- */
.section{
  padding:0 0 88px;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.section-head h2{
  font-size:29px;
  color:var(--ink);
}
.section-head .sub{
  margin-top:10px;
  font-size:15px;
  color:var(--ink-soft);
  max-width:62ch;
}
.section-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--brand);
  white-space:nowrap;
}
.section-link:hover{text-decoration:underline;}

/* ---------- 流程主体 ---------- */
.flow-grid{
  display:grid;
  grid-template-columns:minmax(0,1.6fr) minmax(0,.9fr);
  gap:32px;
  align-items:start;
}
.timeline{
  position:relative;
  padding-left:0;
}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;
  top:14px;
  bottom:26px;
  width:2px;
  background:linear-gradient(180deg,#C9DDF7,#E6EFFB);
  border-radius:2px;
}
.step{
  position:relative;
  padding-left:72px;
  margin-bottom:22px;
}
.step:last-child{margin-bottom:0;}
.step-num{
  position:absolute;
  left:0;
  top:2px;
  width:48px;
  height:48px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--brand);
  color:var(--brand);
  font-size:15px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px var(--bg);
  z-index:1;
}
.step-body{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  padding:22px 24px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.step-body:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
  border-color:#C6DAF5;
}
.step-body h3{
  font-size:19px;
  color:var(--ink);
  margin-bottom:8px;
}
.step-body p{
  font-size:15px;
  color:var(--ink-soft);
  margin:0;
}
.step-note{
  display:flex;
  align-items:flex-start;
  gap:8px;
  margin-top:14px;
  padding:10px 14px;
  border-radius:10px;
  background:#F5FAFF;
  border-left:3px solid var(--teal);
  font-size:13.5px;
  color:#31607F;
  line-height:1.7;
}
.step-note strong{color:#0E7E73;font-weight:700;}

/* ---------- 侧栏卡片 ---------- */
.aside-stack{
  display:flex;
  flex-direction:column;
  gap:20px;
  position:sticky;
  top:96px;
}
.aside-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  padding:24px;
}
.aside-card h3{
  font-size:18px;
  margin-bottom:6px;
}
.aside-card .aside-sub{
  font-size:13.5px;
  color:var(--ink-soft);
  margin-bottom:16px;
}
.tip-list li{
  position:relative;
  padding-left:22px;
  font-size:14px;
  color:var(--ink-soft);
  line-height:1.75;
  margin-bottom:12px;
}
.tip-list li:last-child{margin-bottom:0;}
.tip-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--teal);
}
.aside-card.warn{
  background:#FFF9F5;
  border-color:#FBD9C4;
}
.aside-card.warn h3{color:#A65420;}
.warn-list li{
  position:relative;
  padding-left:22px;
  font-size:14px;
  color:#8A4A22;
  line-height:1.75;
  margin-bottom:12px;
}
.warn-list li:last-child{margin-bottom:0;}
.warn-list li::before{
  content:"!";
  position:absolute;
  left:0;
  top:1px;
  width:16px;
  height:16px;
  border-radius:50%;
  background:var(--orange);
  color:#fff;
  font-size:11px;
  font-weight:800;
  line-height:16px;
  text-align:center;
}
.aside-card.accent{
  background:linear-gradient(160deg,#EAF2FE,#F7FAFF);
  border-color:#CFE2FA;
}
.aside-card.accent .btn{width:100%;margin-top:16px;}

/* ---------- 检查清单 ---------- */
.check-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.check-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:24px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.check-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.check-card .num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:50%;
  border:2px solid var(--brand);
  color:var(--brand);
  font-size:13px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.check-card h3{
  font-size:17px;
  margin-bottom:8px;
}
.check-card p{
  font-size:14px;
  color:var(--ink-soft);
  margin:0;
}

/* ---------- 相关分类 ---------- */
.related-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:16px;
}
.related-item{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:18px 18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  color:var(--ink);
  box-shadow:var(--shadow-sm);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.related-item:hover{
  transform:translateY(-2px);
  border-color:#BCD4F6;
  box-shadow:var(--shadow-md);
  color:var(--brand-dark);
}
.related-item .ri-label{
  font-size:15px;
  font-weight:700;
}
.related-item .ri-desc{
  font-size:12.5px;
  color:var(--ink-soft);
  line-height:1.6;
}
.related-item.is-current{
  border-color:var(--brand);
  background:#F2F7FF;
}
.related-item.is-current .ri-label{color:var(--brand-dark);}
.related-item.is-current .ri-desc{color:var(--brand);}

/* ---------- FAQ ---------- */
.faq-list{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  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;
  min-height:56px;
  padding:16px 24px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.faq-q:hover{background:#F6FAFF;color:var(--brand-dark);}
.faq-q .chev{
  flex:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:26px;
  height:26px;
  border-radius:50%;
  background:#EAF2FE;
  color:var(--brand);
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item.open .faq-q{color:var(--brand-dark);}
.faq-item.open .faq-q .chev{
  transform:rotate(180deg);
  background:var(--brand);
  color:#fff;
}
.faq-a{
  display:none;
  padding:0 24px 20px;
  font-size:15px;
  color:var(--ink-soft);
  line-height:1.8;
  background:#F5FAFF;
}
.faq-item.open .faq-a{display:block;}

/* ---------- CTA 横幅 ---------- */
.cta-banner{
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  border-radius:var(--radius-lg);
  padding:44px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:0 20px 44px rgba(22,74,168,.22);
  position:relative;
  overflow:hidden;
}
.cta-banner::before{
  content:"";
  position:absolute;
  right:-60px;
  top:-60px;
  width:260px;
  height:260px;
  border-radius:50%;
  border:36px solid rgba(255,255,255,.07);
}
.cta-banner h2{
  color:#fff;
  font-size:26px;
  margin-bottom:8px;
}
.cta-banner p{
  color:rgba(255,255,255,.84);
  font-size:15px;
  margin:0;
}
.cta-banner .btn{position:relative;z-index:1;padding:14px 30px;font-size:16px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--footer-bg);
  border-top:1px solid var(--line);
  color:var(--ink);
  padding:64px 0 0;
  margin-top:8px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:40px;
}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{
  font-size:14px;
  color:var(--ink-soft);
  line-height:1.8;
  max-width:34ch;
}
.footer-col h4{
  font-size:15px;
  color:var(--ink);
  margin-bottom:14px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{
  font-size:14px;
  color:var(--ink-soft);
}
.footer-col ul li a:hover{color:var(--brand);text-decoration:underline;}
.contact-line{
  font-size:14px;
  color:var(--ink-soft);
  line-height:1.75;
}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  justify-content:space-between;
  font-size:13px;
  color:#6E7F98;
}

/* ---------- 底部固定转化条 ---------- */
.sticky-bar{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:90;
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 14px 12px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--shadow-lg);
  transition:opacity .25s var(--ease),transform .25s var(--ease);
}
.sticky-bar.is-hidden{
  opacity:0;
  transform:translateY(16px);
  pointer-events:none;
}
.sticky-bar .sb-text{
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  white-space:nowrap;
}
.sticky-bar .sb-close{
  width:30px;
  height:30px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-soft);
  font-size:15px;
  line-height:1;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.sticky-bar .sb-close:hover{background:#F0F6FF;color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav-links a{padding:8px 9px;font-size:14px;}
  .search-form{width:160px;}
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:992px){
  .nav-links,.nav-right .search-form,.nav-right .nav-cta{display:none;}
  .burger{display:inline-flex;}
  .page-head-inner{grid-template-columns:1fr;gap:32px;}
  .page-head h1{font-size:34px;}
  .page-head-media{aspect-ratio:16/10;}
  .flow-grid{grid-template-columns:1fr;}
  .aside-stack{position:static;}
  .check-grid{grid-template-columns:1fr 1fr;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding-bottom:64px;}
  .cta-banner{padding:34px 30px;flex-direction:column;align-items:flex-start;gap:22px;}
}
@media (max-width:768px){
  .page-head h1{font-size:30px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .check-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .step{padding-left:60px;}
  .step-num{width:40px;height:40px;font-size:14px;}
  .timeline::before{left:19px;}
  .cta-banner .btn{width:100%;}
  .sticky-bar{
    left:0;
    right:0;
    bottom:0;
    border-radius:0;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    justify-content:space-between;
  }
  .sticky-bar .btn{padding:10px 18px;font-size:14px;}
  body{padding-bottom:78px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .page-head{padding:20px 0 44px;}
  .page-head h1{font-size:26px;line-height:1.32;}
  .section{padding-bottom:48px;}
  .section-head h2{font-size:23px;}
  .step-body{padding:18px;}
  .aside-card{padding:20px;}
  .cta-banner{padding:26px 20px;border-radius:var(--radius-md);}
  .cta-banner h2{font-size:21px;}
  .faq-q{padding:14px 18px;font-size:15px;}
  .faq-a{padding:0 18px 18px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;}
  .brand{font-size:16px;}
}

/* roulang page: category3 */
:root{
  --primary:#1E63D6;
  --primary-dark:#164AA8;
  --primary-soft:#EAF2FF;
  --teal:#14A89A;
  --teal-soft:#E4F7F4;
  --orange:#F47A2A;
  --orange-dark:#D9651C;
  --orange-soft:#FFF1E7;
  --bg:#F7FAFF;
  --card:#FFFFFF;
  --ink:#16233D;
  --muted:#5B6B84;
  --line:#DCE8F5;
  --success:#1F9D75;
  --warn:#D65A3A;
  --radius-lg:24px;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 34px rgba(23,55,100,.08);
  --shadow-hover:0 18px 44px rgba(23,55,100,.15);
  --container:1200px;
  --ease:cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}

body.has-cta-bar{padding-bottom:96px;}

img{max-width:100%;display:block;border:0;}

a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary-dark);}

h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.35;color:var(--ink);letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}

:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(23,55,100,.05);
}

.nav-wrap{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--ink);
  white-space:nowrap;
  letter-spacing:-.01em;
}
.brand:hover{color:var(--primary);}
.brand-mark{
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;
  flex:0 0 auto;
  box-shadow:0 6px 16px rgba(30,99,214,.28);
}

.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1 1 auto;
}
.nav-links a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 13px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-links a:hover{background:var(--primary-soft);color:var(--primary);}
.nav-links a.active{
  background:var(--primary-soft);
  color:var(--primary);
  font-weight:700;
}
.nav-links a.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:-1px;
  height:2.5px;
  border-radius:2px;
  background:var(--primary);
}

.nav-right{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
  flex:0 0 auto;
}

.search-form{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  color:var(--muted);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-form:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(30,99,214,.12);
}
.search-form input{
  width:118px;
  border:0;
  outline:none;
  background:transparent;
  font-size:14px;
  color:var(--ink);
}
.search-form input::placeholder{color:#96A5BC;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 8px 20px rgba(244,122,42,.28);
}
.btn-primary:hover{
  background:var(--orange-dark);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(244,122,42,.34);
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:#fff;
  color:var(--primary);
  border-color:#BFD6F5;
}
.btn-ghost:hover{
  background:var(--primary-soft);
  border-color:var(--primary);
  color:var(--primary-dark);
  transform:translateY(-1px);
}
.btn-lg{height:50px;padding:0 28px;font-size:16px;}
.nav-cta{height:40px;padding:0 18px;font-size:14px;}

.burger{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  color:var(--ink);
  background:#fff;
}
.burger:hover{background:var(--primary-soft);color:var(--primary);}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:14px 24px 22px;
}
.mobile-drawer.is-open{display:block;}
.drawer-link{
  display:flex;
  align-items:center;
  min-height:46px;
  padding:0 12px;
  border-radius:var(--radius-sm);
  color:var(--ink);
  font-size:15px;
  font-weight:500;
}
.drawer-link:hover,.drawer-link.active{background:var(--primary-soft);color:var(--primary);}
.drawer-foot{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-top:14px;
  padding-top:16px;
  border-top:1px dashed var(--line);
}
.drawer-foot .search-form{width:100%;height:46px;}
.drawer-foot .search-form input{width:100%;}
.drawer-foot .btn{width:100%;height:46px;}

/* ---------- breadcrumb ---------- */
.crumb{
  padding:22px 0 0;
  font-size:14px;
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);text-decoration:underline;}
.crumb .sep{color:#A9B8CD;}
.crumb .now{color:var(--ink);font-weight:600;}

/* ---------- page hero ---------- */
.page-hero{
  padding:34px 0 8px;
}
.page-hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1fr) 360px;
  gap:48px;
  align-items:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:44px 44px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.page-hero-inner::before{
  content:"";
  position:absolute;
  left:-90px;top:-90px;
  width:300px;height:300px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(30,99,214,.13),rgba(30,99,214,0) 68%);
  pointer-events:none;
}
.page-hero-inner::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(30,99,214,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(30,99,214,.05) 1px,transparent 1px);
  background-size:32px 32px;
  mask-image:linear-gradient(to right,rgba(0,0,0,.55),transparent 62%);
  -webkit-mask-image:linear-gradient(to right,rgba(0,0,0,.55),transparent 62%);
  pointer-events:none;
}
.page-hero-text{position:relative;z-index:2;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:var(--teal-soft);
  color:#0E7F75;
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
}
.page-hero h1{
  margin:16px 0 14px;
  font-size:clamp(30px,3.6vw,42px);
  font-weight:800;
  line-height:1.28;
}
.page-hero h1 em{
  font-style:normal;
  color:var(--primary);
  background:linear-gradient(180deg,transparent 66%,rgba(30,99,214,.16) 66%);
}
.page-hero .lead{
  font-size:16.5px;
  color:var(--muted);
  max-width:600px;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:13.5px;
  font-weight:600;
}
.tag i{
  width:7px;height:7px;border-radius:50%;
  background:var(--teal);
  display:inline-block;
}
.tag.orange i{background:var(--orange);}
.tag.blue i{background:var(--primary);}

.hero-figure{
  position:relative;
  z-index:2;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:0 16px 40px rgba(23,55,100,.12);
  aspect-ratio:4/3;
  background:#E8F0FB;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}

/* ---------- section basics ---------- */
.section{padding:72px 0 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:28px;
  flex-wrap:wrap;
}
.section-head .s-eyebrow{
  display:block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--primary);
  text-transform:uppercase;
  margin-bottom:10px;
}
.section-head h2{
  font-size:clamp(24px,2.6vw,31px);
}
.section-head p{
  color:var(--muted);
  font-size:15.5px;
  max-width:560px;
  margin-top:10px;
}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:700;
  color:var(--primary);
}
.link-more:hover{text-decoration:underline;}

/* ---------- device block ---------- */
.device-grid{
  display:grid;
  grid-template-columns:420px minmax(0,1fr);
  gap:52px;
  align-items:center;
}
.device-stage{
  position:relative;
  display:flex;
  justify-content:center;
  padding:36px 24px;
  background:linear-gradient(180deg,#EEF5FF,#F7FAFF);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
}
.device-stage::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(30,99,214,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(30,99,214,.06) 1px,transparent 1px);
  background-size:28px 28px;
  pointer-events:none;
}
.phone{
  position:relative;
  z-index:2;
  width:252px;
  aspect-ratio:9/18.6;
  background:#fff;
  border:10px solid #16233D;
  border-radius:36px;
  box-shadow:0 26px 60px rgba(23,55,100,.24);
  overflow:hidden;
}
.phone::before{
  content:"";
  position:absolute;
  top:8px;left:50%;
  transform:translateX(-50%);
  width:76px;height:8px;
  border-radius:999px;
  background:#16233D;
  opacity:.85;
  z-index:3;
}
.phone img{
  width:100%;height:100%;
  object-fit:cover;
}
.phone-badge{
  position:absolute;
  z-index:3;
  right:-14px;
  bottom:64px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:12px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:0 12px 28px rgba(23,55,100,.16);
  font-size:13px;
  font-weight:700;
  color:var(--ink);
}
.phone-badge span{
  width:8px;height:8px;border-radius:50%;
  background:var(--success);
  box-shadow:0 0 0 4px rgba(31,157,117,.16);
}

.device-copy h2{
  font-size:clamp(24px,2.4vw,29px);
  margin-bottom:14px;
}
.device-copy > p{
  color:var(--muted);
  font-size:16px;
}
.point-list{
  margin-top:26px;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.point{
  display:flex;
  gap:14px;
  padding:18px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.point:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.point .num{
  flex:0 0 auto;
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1.5px solid var(--primary);
  color:var(--primary);
  font-size:13.5px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  background:var(--primary-soft);
}
.point h3{font-size:16.5px;margin-bottom:4px;}
.point p{font-size:14.5px;color:var(--muted);line-height:1.7;}

/* ---------- steps timeline ---------- */
.steps-wrap{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:40px;
  align-items:start;
}
.steps{
  position:relative;
  padding-left:8px;
}
.steps::before{
  content:"";
  position:absolute;
  left:22px;top:14px;bottom:14px;
  width:2px;
  background:linear-gradient(180deg,var(--primary),rgba(30,99,214,.12));
  border-radius:2px;
}
.step{
  position:relative;
  display:flex;
  gap:22px;
  padding:0 0 26px 0;
}
.step:last-child{padding-bottom:0;}
.step-dot{
  position:relative;
  z-index:2;
  flex:0 0 auto;
  width:30px;height:30px;
  margin-left:8px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--primary);
  color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 5px rgba(30,99,214,.08);
}
.step-card{
  flex:1 1 auto;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px 24px;
  box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.step-card h3{font-size:17px;margin-bottom:6px;}
.step-card p{font-size:14.8px;color:var(--muted);}
.step-card .meta{
  display:inline-flex;
  align-items:center;
  margin-top:12px;
  height:26px;
  padding:0 10px;
  border-radius:999px;
  background:var(--teal-soft);
  color:#0E7F75;
  font-size:12.5px;
  font-weight:700;
}

.side-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow);
}
.side-card + .side-card{margin-top:20px;}
.side-card h3{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:17px;
  margin-bottom:14px;
}
.side-card h3 .dot{
  width:9px;height:9px;border-radius:3px;
  background:var(--orange);
}
.side-card.warn h3 .dot{background:var(--warn);}
.side-list{display:flex;flex-direction:column;gap:12px;}
.side-list li{
  position:relative;
  padding-left:22px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.7;
}
.side-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:9px;height:9px;
  border-radius:50%;
  background:var(--teal-soft);
  border:2px solid var(--teal);
}
.side-list.warn li::before{
  background:var(--orange-soft);
  border-color:var(--orange);
}

/* ---------- checklist ---------- */
.check-grid{
  display:grid;
  grid-template-columns:1.25fr 1fr;
  gap:28px;
  align-items:stretch;
}
.check-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
  box-shadow:var(--shadow);
}
.check-card h3{font-size:20px;margin-bottom:8px;}
.check-card > p{color:var(--muted);font-size:15px;margin-bottom:20px;}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-item{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:14px 16px;
  border-radius:var(--radius-sm);
  background:var(--teal-soft);
  border:1px solid rgba(20,168,154,.18);
}
.check-item.alert{
  background:var(--orange-soft);
  border-color:rgba(244,122,42,.22);
}
.check-item .ic{
  flex:0 0 auto;
  width:22px;height:22px;
  border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--success);
  color:#fff;
  font-size:12px;
  font-weight:800;
  margin-top:2px;
}
.check-item.alert .ic{background:var(--orange);}
.check-item strong{display:block;font-size:15px;margin-bottom:2px;}
.check-item span{font-size:14px;color:var(--muted);line-height:1.7;}

.aside-note{
  background:linear-gradient(160deg,#fff,#F3F8FF);
  border:1px dashed #BFD6F5;
  border-radius:var(--radius);
  padding:30px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.aside-note h3{font-size:19px;}
.aside-note p{color:var(--muted);font-size:14.8px;}
.aside-note .aside-figure{
  border-radius:var(--radius-sm);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:16/10;
  background:#E8F0FB;
  margin-top:4px;
}
.aside-note .aside-figure img{width:100%;height:100%;object-fit:cover;}

/* ---------- faq ---------- */
.faq-list{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  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;
  min-height:60px;
  padding:14px 26px;
  text-align:left;
  font-size:16.5px;
  font-weight:700;
  color:var(--ink);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.faq-q:hover{background:#F5F9FF;color:var(--primary);}
.faq-q .chev{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--primary);
  transition:transform .25s var(--ease),background .2s var(--ease);
}
.faq-item.is-open .faq-q{color:var(--primary);}
.faq-item.is-open .faq-q .chev{transform:rotate(180deg);background:var(--primary-soft);}
.faq-a{
  display:none;
  padding:0 26px 22px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.faq-item.is-open .faq-a{
  display:block;
  background:#F5F9FF;
  padding-top:16px;
}

/* ---------- related ---------- */
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.related-card{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.related-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:#BFD6F5;
}
.related-card .badge{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 11px;
  border-radius:999px;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:12.5px;
  font-weight:700;
}
.related-card h3{font-size:17px;}
.related-card p{font-size:14.3px;color:var(--muted);line-height:1.7;}
.related-card .go{
  margin-top:auto;
  padding-top:8px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
}
.related-card:hover .go{color:var(--orange);}

/* ---------- cta band ---------- */
.cta-band{
  margin-top:76px;
  background:linear-gradient(120deg,var(--primary),var(--primary-dark));
  border-radius:var(--radius-lg);
  padding:48px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:260px;height:260px;
  border-radius:50%;
  border:26px solid rgba(255,255,255,.08);
}
.cta-band h2{
  color:#fff;
  font-size:clamp(22px,2.4vw,28px);
  margin-bottom:8px;
}
.cta-band p{
  color:rgba(255,255,255,.82);
  font-size:15px;
  max-width:520px;
}
.cta-band .btn-primary{
  box-shadow:0 10px 26px rgba(0,0,0,.18);
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:88px;
  background:#EEF4FB;
  border-top:1px solid var(--line);
  padding:56px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.8;
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  margin-bottom:14px;
  color:var(--ink);
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14.5px;
  color:var(--muted);
}
.footer-col a:hover{color:var(--primary);text-decoration:underline;}
.contact-line{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.75;
}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13.5px;
  color:#7C8CA5;
}

/* ---------- fixed cta bar ---------- */
.cta-bar{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:70;
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 14px 12px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:0 16px 40px rgba(23,55,100,.2);
}
.cta-bar .txt{
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  white-space:nowrap;
}
.cta-bar .btn{height:40px;padding:0 18px;font-size:14px;}
.cta-bar .close{
  width:30px;height:30px;
  border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:#8798B0;
  font-size:16px;
  line-height:1;
}
.cta-bar .close:hover{background:var(--primary-soft);color:var(--primary);}
.cta-bar.is-hidden{display:none;}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .nav-links a{padding:0 10px;font-size:14.5px;}
  .page-hero-inner{grid-template-columns:minmax(0,1fr) 320px;gap:36px;}
  .device-grid{grid-template-columns:360px minmax(0,1fr);gap:36px;}
}

@media (max-width:992px){
  .nav-links{display:none;}
  .burger{display:inline-flex;}
  .nav-right .search-form{display:none;}
  .nav-cta{display:none;}
  .page-hero-inner{
    grid-template-columns:1fr;
    padding:34px 28px;
    gap:28px;
  }
  .hero-figure{aspect-ratio:16/9;}
  .device-grid{grid-template-columns:1fr;gap:32px;}
  .device-stage{padding:30px 20px;}
  .steps-wrap{grid-template-columns:1fr;gap:28px;}
  .check-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:38px 30px;}
  .section{padding-top:56px;}
}

@media (max-width:768px){
  .container{padding:0 16px;}
  .nav-wrap{height:64px;gap:12px;}
  .brand{font-size:15.5px;}
  .brand-mark{width:30px;height:30px;border-radius:9px;}
  .page-hero{padding-top:22px;}
  .page-hero-inner{padding:26px 20px;border-radius:var(--radius);}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .faq-q{padding:14px 18px;font-size:15.5px;}
  .faq-a{padding-left:18px;padding-right:18px;}
  .cta-band{padding:30px 22px;border-radius:var(--radius);}
  .cta-band .btn{width:100%;}
  .cta-bar{
    right:12px;left:12px;bottom:12px;
    border-radius:18px;
    padding:10px 12px;
    gap:10px;
  }
  .cta-bar .txt{flex:1 1 auto;font-size:13px;white-space:normal;line-height:1.4;}
  .cta-bar .btn{height:38px;padding:0 14px;font-size:13.5px;}
  body.has-cta-bar{padding-bottom:104px;}
  .section{padding-top:48px;}
  .check-card,.side-card,.aside-note{padding:22px;}
}

@media (max-width:560px){
  .page-hero h1{font-size:26px;}
  .page-hero .lead{font-size:15px;}
  .section-head h2{font-size:22px;}
  .btn{width:100%;}
  .cta-bar .btn{width:auto;}
  .point{padding:16px;}
  .step-card{padding:18px;}
  .step-dot{width:26px;height:26px;margin-left:6px;font-size:12px;}
  .steps::before{left:19px;}
  .tag{font-size:12.5px;height:30px;}
  .phone{width:216px;}
  .footer-bottom{font-size:12.5px;}
}

/* roulang page: category2 */
:root{
  --primary:#1E63D6;
  --primary-dark:#164AA8;
  --primary-soft:#EAF1FD;
  --teal:#14A89A;
  --teal-soft:#E4F6F4;
  --orange:#F47A2A;
  --orange-dark:#D9651C;
  --orange-soft:#FEF0E6;
  --bg:#F7FAFF;
  --card:#FFFFFF;
  --ink:#16233D;
  --muted:#5B6B84;
  --border:#DCE8F5;
  --success:#1F9D75;
  --warn:#D65A3A;
  --radius-lg:24px;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 34px rgba(23,55,100,.08);
  --shadow-hover:0 18px 44px rgba(23,55,100,.14);
  --container:1200px;
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,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(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--primary);text-decoration:none;}
a:hover{color:var(--primary-dark);}
img{max-width:100%;display:block;border-radius:16px;object-fit:cover;}
button{font-family:inherit;cursor:pointer;}
input,button,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 12px rgba(23,55,100,.05);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  color:var(--ink);
  white-space:nowrap;
  letter-spacing:-.02em;
}
.brand:hover{color:var(--primary-dark);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;
  flex:0 0 auto;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:8px;
  flex:1 1 auto;
}
.nav-links a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 13px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:500;
  color:var(--muted);
  transition:color .18s ease,background-color .18s ease;
  white-space:nowrap;
}
.nav-links a:hover{color:var(--primary);background:var(--primary-soft);}
.nav-links a.active{
  color:var(--primary-dark);
  font-weight:700;
  background:var(--primary-soft);
}
.nav-links a.active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:-11px;
  height:3px;
  border-radius:3px;
  background:var(--primary);
}
.nav-right{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.search-form{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  border:1px solid var(--border);
  border-radius:999px;
  background:#fff;
  color:var(--muted);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(30,99,214,.12);
}
.search-form input{
  border:0;
  outline:none;
  background:transparent;
  width:132px;
  font-size:14px;
  color:var(--ink);
}
.search-form input::placeholder{color:#93A3B9;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 8px 18px rgba(244,122,42,.24);
}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(217,101,28,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  background:#fff;
  border-color:var(--primary);
  color:var(--primary);
}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-1px);}
.btn-ghost{
  background:transparent;
  color:var(--primary);
  border-color:var(--border);
}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;transform:none;}
.nav-cta{height:40px;padding:0 18px;font-size:14px;}

.burger{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--ink);
}
.burger:hover{background:var(--primary-soft);color:var(--primary);}

.mobile-drawer{
  display:none;
  flex-direction:column;
  gap:4px;
  padding:12px 24px 24px;
  border-top:1px solid var(--border);
  background:#fff;
}
.mobile-drawer.open{display:flex;}
.drawer-link{
  display:flex;
  align-items:center;
  min-height:46px;
  padding:0 14px;
  border-radius:12px;
  font-size:15px;
  font-weight:500;
  color:var(--ink);
}
.drawer-link:hover{background:var(--primary-soft);color:var(--primary-dark);}
.drawer-link.active{background:var(--primary-soft);color:var(--primary-dark);font-weight:700;}
.drawer-foot{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-top:14px;
  padding-top:16px;
  border-top:1px solid var(--border);
}
.drawer-foot .search-form{width:100%;height:46px;}
.drawer-foot .search-form input{width:100%;}
.drawer-foot .btn{width:100%;height:46px;}

/* ============ 面包屑 ============ */
.breadcrumb{
  padding:24px 0 0;
  font-size:13.5px;
  color:var(--muted);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:#B6C5D8;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);text-decoration:underline;}
.breadcrumb .current{color:var(--ink);font-weight:600;}

/* ============ 内页页头 ============ */
.page-head{
  position:relative;
  padding:36px 0 64px;
  overflow:hidden;
}
.page-head::before{
  content:"";
  position:absolute;
  top:-70px;
  right:-120px;
  width:460px;
  height:460px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(30,99,214,.10),rgba(30,99,214,0) 70%);
  pointer-events:none;
}
.page-head::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:1px;
  background:linear-gradient(90deg,rgba(220,232,245,0),rgba(220,232,245,1),rgba(220,232,245,0));
}
.head-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.55fr 1fr;
  gap:48px;
  align-items:center;
}
.head-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--teal-soft);
  color:#0E7A70;
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.head-eyebrow .dot{
  width:7px;height:7px;border-radius:50%;background:var(--teal);
}
.page-head h1{
  font-size:clamp(32px,4.2vw,50px);
  font-weight:800;
  letter-spacing:-.02em;
  max-width:14em;
}
.page-head h1 .hl{
  color:var(--primary);
}
.head-sub{
  margin-top:18px;
  font-size:16.5px;
  color:var(--muted);
  max-width:34em;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--border);
  font-size:13.5px;
  font-weight:600;
  color:var(--muted);
}
.tag.teal{background:var(--teal-soft);border-color:transparent;color:#0E7A70;}
.tag.blue{background:var(--primary-soft);border-color:transparent;color:var(--primary-dark);}
.tag.orange{background:var(--orange-soft);border-color:transparent;color:var(--orange-dark);}

.head-visual{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  background:#E7EFFA;
  aspect-ratio:4/3;
}
.head-visual img{width:100%;height:100%;border-radius:0;}
.head-visual .float-card{
  position:absolute;
  left:18px;
  right:18px;
  bottom:18px;
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 16px;
  border-radius:14px;
  background:rgba(255,255,255,.94);
  border:1px solid rgba(220,232,245,.9);
  box-shadow:0 10px 24px rgba(23,55,100,.12);
}
.float-card .icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;height:36px;
  flex:0 0 auto;
  border-radius:10px;
  background:var(--teal-soft);
  color:#0E7A70;
}
.float-card strong{display:block;font-size:14px;color:var(--ink);line-height:1.5;}
.float-card span{font-size:12.5px;color:var(--muted);}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section.tight{padding:52px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.section-head .titles h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:800;
  letter-spacing:-.02em;
}
.section-head .titles p{
  margin-top:10px;
  color:var(--muted);
  font-size:15px;
  max-width:44em;
}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
  white-space:nowrap;
}
.link-arrow svg{transition:transform .18s ease;}
.link-arrow:hover{color:var(--primary-dark);text-decoration:underline;}
.link-arrow:hover svg{transform:translateX(3px);}

/* ============ 检查清单区 ============ */
.check-layout{
  display:grid;
  grid-template-columns:1.7fr 1fr;
  gap:28px;
  align-items:start;
}
.check-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.check-item{
  display:flex;
  gap:14px;
  padding:22px 22px 20px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.check-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C6DCF6;}
.check-item .num{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;height:34px;
  border-radius:50%;
  border:1.5px solid var(--primary);
  color:var(--primary);
  font-size:13px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  background:#fff;
}
.check-item h3{
  font-size:16.5px;
  font-weight:700;
  margin-bottom:6px;
}
.check-item p{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
}
.check-item .state{
  display:inline-flex;
  align-items:center;
  gap:5px;
  margin-top:10px;
  font-size:12.5px;
  font-weight:700;
  color:var(--success);
}
.check-item .state.warn{color:var(--warn);}

.warn-card{
  position:relative;
  padding:28px 24px;
  border-radius:var(--radius);
  background:linear-gradient(165deg,#FFF6EF 0%,#FEF0E6 100%);
  border:1px solid #F8DAC4;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.warn-card::after{
  content:"";
  position:absolute;
  right:-40px;top:-40px;
  width:140px;height:140px;
  border-radius:50%;
  background:rgba(244,122,42,.10);
}
.warn-card .warn-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:12px;
  background:rgba(244,122,42,.16);
  color:var(--orange-dark);
  margin-bottom:16px;
}
.warn-card h3{font-size:19px;margin-bottom:12px;color:#7A3A12;}
.warn-card p{font-size:14.5px;color:#8A5330;line-height:1.8;}
.warn-card ul{margin-top:16px;display:grid;gap:10px;}
.warn-card li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:#7A3A12;
  line-height:1.7;
}
.warn-card li::before{
  content:"";
  flex:0 0 auto;
  width:6px;height:6px;
  margin-top:9px;
  border-radius:50%;
  background:var(--orange);
}
.warn-card .btn{margin-top:20px;width:100%;background:#fff;border-color:#F0C6A8;color:var(--orange-dark);}
.warn-card .btn:hover{background:#FFF9F4;transform:translateY(-1px);}

/* ============ 风险信号条 ============ */
.signal-band{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.signal-cell{
  padding:28px 26px;
  border-right:1px solid var(--border);
  transition:background-color .18s ease;
}
.signal-cell:last-child{border-right:0;}
.signal-cell:hover{background:#FBFDFF;}
.signal-cell .label{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--teal);
  margin-bottom:12px;
}
.signal-cell .label::before{
  content:"";
  width:16px;height:2px;
  border-radius:2px;
  background:var(--teal);
}
.signal-cell h3{font-size:17px;margin-bottom:8px;}
.signal-cell p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ============ 操作流程 ============ */
.flow-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  counter-reset:flow;
}
.flow-card{
  position:relative;
  padding:30px 26px 26px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease;
}
.flow-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.flow-card .step-no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:13px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.flow-card h3{font-size:18px;margin-bottom:10px;}
.flow-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.flow-card .line{
  position:absolute;
  top:44px;
  right:-14px;
  width:28px;height:2px;
  background:var(--border);
}
.flow-grid .flow-card:last-child .line{display:none;}

/* ============ 图文说明 ============ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
}
.split.reverse .split-media{order:2;}
.split-media{
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  aspect-ratio:16/10;
  background:#E7EFFA;
}
.split-media img{width:100%;height:100%;border-radius:0;}
.split-body h2{font-size:clamp(23px,2.5vw,30px);margin-bottom:16px;letter-spacing:-.02em;}
.split-body > p{color:var(--muted);font-size:15.5px;margin-bottom:20px;}
.split-list{display:grid;gap:14px;}
.split-list li{
  display:flex;
  gap:12px;
  padding:14px 16px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:12px;
  font-size:14.5px;
  color:var(--ink);
  line-height:1.72;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.split-list li:hover{border-color:#C6DCF6;box-shadow:0 8px 20px rgba(23,55,100,.06);}
.split-list .mark{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:24px;height:24px;
  margin-top:2px;
  border-radius:8px;
  background:var(--teal-soft);
  color:#0E7A70;
}

/* ============ 快捷入口 ============ */
.quick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.quick-card{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:24px 22px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:0 6px 18px rgba(23,55,100,.05);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.quick-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#C6DCF6;}
.quick-card .q-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:12px;
  background:var(--primary-soft);
  color:var(--primary);
}
.quick-card h3{font-size:16.5px;color:var(--ink);}
.quick-card p{font-size:13.5px;color:var(--muted);line-height:1.7;}
.quick-card .go{
  display:inline-flex;
  align-items:center;
  gap:5px;
  margin-top:4px;
  font-size:13.5px;
  font-weight:700;
  color:var(--primary);
}
.quick-card:hover .go{color:var(--primary-dark);}

/* ============ FAQ ============ */
.faq-wrap{
  display:grid;
  grid-template-columns:.85fr 1.6fr;
  gap:48px;
  align-items:start;
}
.faq-intro h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:14px;letter-spacing:-.02em;}
.faq-intro p{color:var(--muted);font-size:15px;margin-bottom:22px;}
.faq-intro .btn{width:auto;}
.faq-list{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--border);}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  min-height:60px;
  padding:16px 24px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  line-height:1.6;
  transition:background-color .18s ease,color .18s ease;
}
.faq-q:hover{background:#FBFDFF;color:var(--primary-dark);}
.faq-q .chev{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:28px;height:28px;
  border-radius:50%;
  border:1px solid var(--border);
  color:var(--primary);
  transition:transform .22s ease,background-color .18s ease,border-color .18s ease;
}
.faq-item.open .faq-q{color:var(--primary-dark);}
.faq-item.open .faq-q .chev{transform:rotate(180deg);background:var(--primary-soft);border-color:transparent;}
.faq-a{
  display:none;
  padding:0 24px 22px;
  background:#F4F9FF;
  font-size:14.8px;
  color:var(--muted);
  line-height:1.85;
}
.faq-item.open .faq-a{display:block;}

/* ============ 底部 CTA ============ */
.cta-banner{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(120deg,var(--primary-dark) 0%,var(--primary) 62%,#2E7BE8 100%);
  padding:52px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:0 20px 46px rgba(22,74,168,.22);
}
.cta-banner::before{
  content:"";
  position:absolute;
  right:-80px;
  top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cta-banner::after{
  content:"";
  position:absolute;
  left:-60px;
  bottom:-120px;
  width:260px;height:260px;
  border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-banner .cta-text{position:relative;z-index:1;max-width:44em;}
.cta-banner h2{
  color:#fff;
  font-size:clamp(22px,2.6vw,30px);
  font-weight:800;
  letter-spacing:-.02em;
}
.cta-banner p{
  margin-top:12px;
  color:rgba(255,255,255,.82);
  font-size:15px;
}
.cta-banner .cta-actions{
  position:relative;
  z-index:1;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.cta-banner .btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.6);
  color:#fff;
}
.cta-banner .btn-outline:hover{background:rgba(255,255,255,.14);color:#fff;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:80px;
  background:#EEF4FB;
  border-top:1px solid var(--border);
  color:var(--ink);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:56px 0 40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
  max-width:26em;
}
.footer-col h4{
  font-size:14px;
  font-weight:800;
  letter-spacing:.04em;
  margin-bottom:16px;
  color:var(--ink);
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{
  font-size:14px;
  color:var(--muted);
  transition:color .18s ease;
}
.footer-col a:hover{color:var(--primary);text-decoration:underline;}
.contact-line{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 0 28px;
  border-top:1px solid var(--border);
  font-size:13px;
  color:#7A8CA6;
}

/* ============ 底部固定转化条 ============ */
.sticky-cta{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:110;
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 14px 12px 20px;
  border-radius:999px;
  background:var(--orange);
  color:#fff;
  box-shadow:0 16px 34px rgba(244,122,42,.34);
  transition:transform .2s ease,opacity .2s ease;
}
.sticky-cta.hidden{transform:translateY(16px);opacity:0;pointer-events:none;}
.sticky-cta .sticky-text{font-size:14px;font-weight:600;white-space:nowrap;}
.sticky-cta .sticky-btn{
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  background:#fff;
  color:var(--orange-dark);
  font-size:14px;
  font-weight:800;
  white-space:nowrap;
}
.sticky-cta .sticky-btn:hover{background:#FFF6EF;color:var(--orange-dark);}
.sticky-cta .close-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:30px;height:30px;
  border-radius:50%;
  border:0;
  background:rgba(255,255,255,.2);
  color:#fff;
  flex:0 0 auto;
  transition:background-color .18s ease;
}
.sticky-cta .close-btn:hover{background:rgba(255,255,255,.34);}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .nav-links a{padding:0 10px;font-size:13.8px;}
  .search-form input{width:104px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
}

@media (max-width:992px){
  .nav-links{display:none;}
  .nav-right .search-form{display:none;}
  .nav-right .nav-cta{display:none;}
  .burger{display:inline-flex;}
  .nav-wrap{height:66px;gap:12px;}
  .head-grid{grid-template-columns:1fr;gap:32px;}
  .head-visual{aspect-ratio:16/9;max-width:640px;}
  .check-layout{grid-template-columns:1fr;}
  .check-list{grid-template-columns:1fr 1fr;}
  .signal-band{grid-template-columns:1fr;}
  .signal-cell{border-right:0;border-bottom:1px solid var(--border);}
  .signal-cell:last-child{border-bottom:0;}
  .flow-grid{grid-template-columns:1fr;}
  .flow-card .line{display:none;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split.reverse .split-media{order:0;}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px;}
  .section{padding:56px 0;}
  .section.tight{padding:40px 0;}
  .page-head{padding:28px 0 48px;}
  .cta-banner{flex-direction:column;align-items:flex-start;padding:40px 32px;gap:24px;}
}

@media (max-width:768px){
  .container{padding:0 16px;}
  .check-list{grid-template-columns:1fr;}
  .quick-grid{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .page-head h1{max-width:100%;}
  .cta-banner{padding:32px 22px;border-radius:var(--radius);}
  .cta-banner .cta-actions{width:100%;}
  .cta-banner .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .sticky-cta{
    right:0;
    left:0;
    bottom:0;
    border-radius:14px 14px 0 0;
    padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    justify-content:space-between;
    gap:10px;
    box-shadow:0 -8px 24px rgba(244,122,42,.26);
  }
  .sticky-cta .sticky-text{font-size:13px;white-space:normal;line-height:1.4;}
  body{padding-bottom:74px;}
}

@media (max-width:560px){
  .brand{font-size:16px;}
  .brand-mark{width:30px;height:30px;border-radius:9px;}
  .page-head h1{font-size:30px;}
  .head-sub{font-size:15px;}
  .section{padding:44px 0;}
  .section-head .titles h2{font-size:22px;}
  .check-item{padding:18px 16px;}
  .warn-card{padding:22px 18px;}
  .flow-card{padding:24px 20px;}
  .faq-q{padding:14px 18px;font-size:15px;}
  .faq-a{padding:0 18px 18px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .btn{width:100%;}
  .link-arrow{width:auto;}
  .breadcrumb{font-size:12.5px;}
}

/* roulang page: category4 */
:root{
  --blue:#1E63D6;
  --blue-deep:#164AA8;
  --blue-soft:#EAF2FF;
  --blue-line:#BFD6F4;
  --teal:#14A89A;
  --teal-soft:#E4F7F4;
  --orange:#F47A2A;
  --orange-deep:#D9651C;
  --orange-soft:#FFF0E4;
  --bg:#F7FAFF;
  --white:#FFFFFF;
  --ink:#16233D;
  --muted:#5B6B84;
  --line:#DCE8F5;
  --ok:#1F9D75;
  --warn:#D65A3A;
  --footer-bg:#EEF4FB;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:24px;
  --shadow:0 12px 34px rgba(23,55,100,.08);
  --shadow-hover:0 18px 44px rgba(23,55,100,.14);
  --font:"Noto Sans SC","Source Han Sans SC","PingFang 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(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:16px;}
a{color:var(--blue);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--blue-deep);}
button{font-family:inherit;cursor:pointer;}
input,button,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:var(--blue-soft);color:var(--blue-deep);}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px;}

/* ---------- 容器 ---------- */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:var(--white);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(23,55,100,.05);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:28px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--ink);
  white-space:nowrap;
  letter-spacing:-.01em;
}
.brand:hover{color:var(--blue-deep);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:11px;
  background:linear-gradient(140deg,var(--blue) 0%,var(--blue-deep) 100%);
  color:#fff;
  flex:none;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1;
}
.nav-links a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.nav-links a:hover{background:var(--blue-soft);color:var(--blue-deep);}
.nav-links a.active{
  background:var(--blue-soft);
  color:var(--blue-deep);
  font-weight:700;
}
.nav-links a.active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--blue);
}
.nav-right{
  display:flex;
  align-items:center;
  gap:12px;
  flex:none;
}
.search-form{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--muted);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(30,99,214,.12);
  color:var(--blue);
}
.search-form input{
  width:132px;
  border:0;
  background:transparent;
  font-size:14px;
  color:var(--ink);
  outline:none;
}
.search-form input::placeholder{color:#9AA9BF;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border:1px solid transparent;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 8px 20px rgba(244,122,42,.28);
}
.btn-primary:hover{
  background:var(--orange-deep);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(217,101,28,.32);
}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  background:var(--white);
  color:var(--blue-deep);
  border-color:var(--blue-line);
}
.btn-outline:hover{
  background:var(--blue-soft);
  color:var(--blue-deep);
  border-color:var(--blue);
  transform:translateY(-1px);
}
.btn-block{width:100%;}
.nav-cta{height:42px;padding:0 20px;font-size:14px;}
.burger{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  padding:0;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--ink);
  transition:background .18s ease,border-color .18s ease;
}
.burger:hover{background:var(--blue-soft);border-color:var(--blue-line);}
.mobile-drawer{
  display:none;
  padding:10px 24px 22px;
  background:var(--white);
  border-top:1px solid var(--line);
  box-shadow:0 18px 30px rgba(23,55,100,.08);
}
.mobile-drawer.open{display:block;}
.drawer-link{
  display:flex;
  align-items:center;
  min-height:46px;
  padding:0 14px;
  border-radius:12px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
}
.drawer-link:hover{background:var(--blue-soft);color:var(--blue-deep);}
.drawer-link.active{background:var(--blue-soft);color:var(--blue-deep);}
.drawer-foot{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-top:14px;
  padding-top:16px;
  border-top:1px solid var(--line);
}
.drawer-foot .search-form{width:100%;height:46px;}
.drawer-foot .search-form input{width:100%;}

/* ---------- 页面头部 ---------- */
.page-hero{
  position:relative;
  background-image:linear-gradient(104deg,rgba(247,250,255,.97) 0%,rgba(240,246,255,.94) 56%,rgba(232,241,255,.90) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(to right,rgba(30,99,214,.06) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(30,99,214,.06) 1px,transparent 1px);
  background-size:48px 48px;
  -webkit-mask-image:linear-gradient(to right,rgba(0,0,0,.9),transparent 78%);
  mask-image:linear-gradient(to right,rgba(0,0,0,.9),transparent 78%);
  pointer-events:none;
}
.page-hero .container{position:relative;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:26px 0 0;
  font-size:13px;
  color:var(--muted);
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--blue);text-decoration:underline;}
.breadcrumb .sep{color:#A9B8CC;}
.breadcrumb .current{color:var(--blue-deep);font-weight:600;}
.page-hero-body{
  max-width:820px;
  padding:22px 0 52px;
}
.page-hero h1{
  font-size:clamp(30px,3.2vw,44px);
  line-height:1.25;
  margin-bottom:16px;
}
.page-hero .lead{
  font-size:16px;
  color:var(--muted);
  max-width:700px;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:22px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  background:var(--white);
  border:1px solid var(--line);
  font-size:13px;
  font-weight:600;
  color:var(--blue-deep);
}
.tag.tag-teal{background:var(--teal-soft);border-color:#BFE9E3;color:#0E7C71;}
.tag.tag-orange{background:var(--orange-soft);border-color:#F8D2B6;color:#B4531A;}

/* 头部搜索 */
.hero-search{
  margin-top:28px;
  max-width:640px;
}
.hero-search .search-box{
  display:flex;
  align-items:center;
  gap:12px;
  height:56px;
  padding:0 8px 0 20px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.hero-search .search-box:focus-within{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(30,99,214,.12),var(--shadow);
}
.hero-search .search-box svg{color:var(--muted);flex:none;}
.hero-search input{
  flex:1;
  min-width:0;
  border:0;
  background:transparent;
  font-size:15px;
  outline:none;
}
.hero-search input::placeholder{color:#9AA9BF;}
.hero-search .btn{height:44px;padding:0 22px;font-size:14px;}
.hero-search .hint{
  margin-top:10px;
  font-size:13px;
  color:var(--muted);
}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0;}
.section.tight{padding-top:56px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:34px;
}
.section-head h2{
  font-size:clamp(24px,2.4vw,30px);
  margin-bottom:8px;
}
.section-head p{
  font-size:15px;
  color:var(--muted);
  max-width:640px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--blue);
  text-transform:uppercase;
}
.eyebrow .bar{
  width:22px;
  height:2px;
  border-radius:2px;
  background:var(--orange);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-group{margin-bottom:44px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-title{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:18px;
  font-size:20px;
  font-weight:800;
}
.faq-group-title .num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:50%;
  border:2px solid var(--blue-line);
  color:var(--blue-deep);
  font-size:13px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  flex:none;
}
.faq-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.faq-item:hover{border-color:var(--blue-line);}
.faq-item[open]{
  border-color:var(--blue-line);
  box-shadow:var(--shadow);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:58px;
  padding:16px 22px;
  cursor:pointer;
  list-style:none;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--blue-deep);}
.faq-item summary .q-mark{
  color:var(--blue);
  font-weight:800;
  margin-right:8px;
}
.faq-chevron{
  flex:none;
  color:var(--muted);
  transition:transform .22s ease,color .22s ease;
}
.faq-item[open] .faq-chevron{transform:rotate(180deg);color:var(--blue);}
.faq-body{
  padding:16px 22px 22px;
  background:#F4F8FF;
  border-top:1px solid var(--line);
  font-size:15px;
  line-height:1.9;
  color:var(--muted);
}
.faq-body p + p{margin-top:10px;}
.faq-body strong{color:var(--blue-deep);}

/* ---------- 热门问题编号条 ---------- */
.rank-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.rank-item{
  display:flex;
  gap:16px;
  padding:22px 24px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 6px 20px rgba(23,55,100,.05);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rank-item:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:var(--blue-line);
}
.rank-num{
  flex:none;
  width:40px;
  height:40px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  border:2px solid var(--blue-line);
  background:var(--blue-soft);
  color:var(--blue-deep);
  font-size:14px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
}
.rank-body h3{
  font-size:16px;
  margin-bottom:6px;
}
.rank-body p{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
}
.rank-body .arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:12px;
  font-size:14px;
  font-weight:700;
  color:var(--blue);
}
.rank-body .arrow:hover{text-decoration:underline;}

/* ---------- 相关分类 ---------- */
.rel-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.rel-card{
  display:flex;
  gap:18px;
  padding:20px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 8px 24px rgba(23,55,100,.06);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rel-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:var(--blue-line);
}
.rel-thumb{
  flex:none;
  width:118px;
  height:88px;
  border-radius:14px;
  overflow:hidden;
  background:#E9F1FC;
}
.rel-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:14px;
}
.rel-body h3{
  font-size:17px;
  margin-bottom:6px;
}
.rel-card:hover .rel-body h3{color:var(--blue-deep);}
.rel-body p{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
}
.rel-body .badge{
  display:inline-block;
  margin-bottom:8px;
  padding:2px 10px;
  border-radius:999px;
  background:var(--teal-soft);
  color:#0E7C71;
  font-size:12px;
  font-weight:700;
}

/* ---------- 提示卡 ---------- */
.notice{
  display:flex;
  gap:20px;
  align-items:flex-start;
  padding:28px;
  background:var(--orange-soft);
  border:1px solid #F8D2B6;
  border-radius:var(--radius);
}
.notice .notice-icon{
  flex:none;
  width:46px;
  height:46px;
  border-radius:14px;
  background:#fff;
  border:1px solid #F8D2B6;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--orange-deep);
}
.notice h3{
  font-size:18px;
  margin-bottom:8px;
  color:#8A3F12;
}
.notice p{
  font-size:15px;
  color:#8A5330;
  line-height:1.85;
}
.notice p + p{margin-top:8px;}
.notice a{
  color:#B4531A;
  font-weight:700;
  text-decoration:underline;
}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--blue) 0%,var(--blue-deep) 100%);
  border-radius:var(--radius-lg);
  padding:48px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  box-shadow:0 20px 46px rgba(22,74,168,.24);
}
.cta-band h2{
  color:#fff;
  font-size:clamp(22px,2.6vw,30px);
  margin-bottom:10px;
}
.cta-band p{
  color:rgba(255,255,255,.86);
  font-size:15px;
  max-width:560px;
}
.cta-band .btn-primary{
  box-shadow:0 10px 26px rgba(0,0,0,.18);
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:8px;
  background:var(--footer-bg);
  border-top:1px solid var(--line);
  color:var(--ink);
  padding:60px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--muted);
  line-height:1.85;
  max-width:320px;
}
.footer-col h4{
  font-size:15px;
  margin-bottom:16px;
  color:var(--ink);
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14px;
  color:var(--muted);
}
.footer-col a:hover{color:var(--blue-deep);text-decoration:underline;}
.contact-line{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid #DCE8F5;
  font-size:13px;
  color:var(--muted);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav-wrap{gap:18px;}
  .nav-links a{padding:0 11px;font-size:14px;}
  .search-form input{width:104px;}
}
@media (max-width:992px){
  .nav-links{display:none;}
  .nav-right .search-form{display:none;}
  .nav-cta{display:none;}
  .burger{display:inline-flex;}
  .nav-wrap{justify-content:space-between;min-height:64px;}
  .section{padding:60px 0;}
  .page-hero-body{padding:18px 0 42px;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .rank-list{grid-template-columns:1fr;}
  .rel-card{flex-direction:column;gap:14px;}
  .rel-thumb{width:100%;height:150px;}
  .cta-band{padding:34px 24px;border-radius:var(--radius);}
  .cta-band .btn{width:100%;}
  .faq-item summary{padding:14px 16px;font-size:15px;gap:12px;}
  .faq-body{padding:14px 16px 18px;}
  .notice{flex-direction:column;padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero-search .search-box{height:52px;padding-left:16px;}
  .hero-search .btn{padding:0 16px;}
}
@media (max-width:560px){
  .page-hero h1{font-size:28px;}
  .page-hero .lead{font-size:15px;}
  .section{padding:40px 0;}
  .brand{font-size:15px;}
  .faq-group-title{font-size:17px;}
  .tag{height:30px;font-size:12px;padding:0 12px;}
  .hero-search .search-box{flex-wrap:wrap;height:auto;padding:12px;gap:10px;}
  .hero-search .search-box svg{display:none;}
  .hero-search input{width:100%;height:36px;}
  .hero-search .btn{width:100%;}
}

/* roulang page: category5 */
:root{
  --brand:#1E63D6;
  --brand-dark:#164AA8;
  --brand-soft:#E8F0FE;
  --teal:#14A89A;
  --teal-soft:#E3F6F4;
  --orange:#F47A2A;
  --orange-dark:#D9651C;
  --orange-soft:#FFF1E7;
  --bg:#F7FAFF;
  --card:#FFFFFF;
  --mist:#EEF4FB;
  --ink:#16233D;
  --muted:#5B6B84;
  --line:#DCE8F5;
  --success:#1F9D75;
  --warn:#D65A3A;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --r-xl:24px;
  --shadow:0 12px 34px rgba(23,55,100,.08);
  --shadow-lg:0 18px 44px rgba(23,55,100,.14);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background .18s ease}
a:hover{color:var(--brand-dark)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(30,99,214,.16)}

.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:64px 0}
.section-tight{padding:44px 0}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(23,55,100,.05);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--ink);white-space:nowrap}
.brand:hover{color:var(--brand-dark)}
.brand-mark{
  width:34px;height:34px;flex:0 0 auto;border-radius:10px;
  display:grid;place-items:center;color:#fff;
  background:linear-gradient(135deg,var(--brand),#3E86F0);
  box-shadow:0 6px 16px rgba(30,99,214,.28);
}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  position:relative;display:inline-block;padding:9px 12px;border-radius:10px;
  font-size:14.5px;font-weight:500;color:var(--muted);white-space:nowrap;
}
.nav-links a:hover{background:var(--mist);color:var(--brand)}
.nav-links a.is-active{background:var(--brand-soft);color:var(--brand-dark);font-weight:700}
.nav-links a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-right{display:flex;align-items:center;gap:12px}
.search-form{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(30,99,214,.14)}
.search-form input{border:0;outline:none;background:transparent;width:118px;font-size:14px;color:var(--ink)}
.search-form input::placeholder{color:#9AA9BF}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:700;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(--orange);color:#fff;box-shadow:0 10px 24px rgba(244,122,42,.28)}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 14px 28px rgba(244,122,42,.32)}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px)}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn:disabled{opacity:.5;transform:none;box-shadow:none;cursor:not-allowed}
.nav-cta{height:40px;padding:0 16px;font-size:14px;border-radius:11px}
.burger{
  display:none;width:42px;height:42px;border-radius:11px;
  align-items:center;justify-content:center;color:var(--ink);
  border:1px solid var(--line);background:#fff;
}
.burger:hover{background:var(--mist)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 16px 20px}
.mobile-drawer.is-open{display:block}
.drawer-link{
  display:flex;align-items:center;min-height:46px;padding:0 12px;border-radius:10px;
  font-size:15px;color:var(--ink);font-weight:500;
}
.drawer-link:hover{background:var(--mist);color:var(--brand)}
.drawer-link.is-active{background:var(--brand-soft);color:var(--brand-dark);font-weight:700}
.drawer-foot{display:grid;gap:10px;margin-top:12px;padding-top:14px;border-top:1px solid var(--line)}
.drawer-foot .search-form{width:100%;height:44px}
.drawer-foot .search-form input{width:100%}
.drawer-foot .btn{width:100%}

/* ---------- Breadcrumb ---------- */
.crumbs{padding:22px 0 0;font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand);text-decoration:underline}
.crumbs .sep{margin:0 8px;color:#A9B8CC}
.crumbs .now{color:var(--ink);font-weight:600}

/* ---------- Page head ---------- */
.page-head{padding:26px 0 0}
.page-head-inner{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:46px;box-shadow:var(--shadow);
}
.page-head-inner::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:6px;
  background:linear-gradient(180deg,var(--brand),var(--teal));
}
.page-head-inner::after{
  content:"";position:absolute;right:-60px;top:-70px;width:230px;height:230px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,99,214,.10),rgba(30,99,214,0) 70%);
  pointer-events:none;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:999px;background:var(--teal-soft);color:#0C7B70;
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--teal);display:inline-block}
.page-head h1{
  margin:16px 0 14px;font-size:40px;line-height:1.24;letter-spacing:-.02em;max-width:16em;
}
.page-head .lead{font-size:16.5px;color:var(--muted);max-width:34em}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--muted);font-size:13.5px;font-weight:600;
}
.tag.teal{border-color:#BFE9E4;background:var(--teal-soft);color:#0C7B70}
.tag.blue{border-color:#C6DBF3;background:var(--brand-soft);color:var(--brand-dark)}
.tag.orange{border-color:#FBD8BF;background:var(--orange-soft);color:var(--orange-dark)}
.page-head-figure{margin:0}
.page-head-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid var(--line);background:#E9F0F9;
}

/* ---------- Section heads ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.sec-head h2{font-size:29px;line-height:1.3}
.sec-head p{margin-top:8px;color:var(--muted);font-size:15px;max-width:46em}
.sec-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:700;white-space:nowrap}
.sec-link:hover{text-decoration:underline}

/* ---------- Notice cards ---------- */
.notice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.notice-card{
  display:flex;flex-direction:column;gap:14px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.notice-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#C6DBF3}
.badge{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.badge-blue{background:var(--brand-soft);color:var(--brand-dark)}
.badge-teal{background:var(--teal-soft);color:#0C7B70}
.badge-orange{background:var(--orange-soft);color:var(--orange-dark)}
.badge-gray{background:var(--mist);color:var(--muted)}
.notice-card h3{font-size:20px;line-height:1.45}
.notice-card:hover h3{color:var(--brand-dark)}
.notice-card .desc{color:var(--muted);font-size:14.8px;line-height:1.8}
.notice-meta{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand)}
.link-arrow svg{transition:transform .18s ease}
.link-arrow:hover{color:var(--brand-dark);text-decoration:underline}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------- Timeline ---------- */
.timeline-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:40px;box-shadow:var(--shadow);
}
.timeline{margin-top:8px;padding-left:28px;border-left:2px solid var(--line)}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-35px;top:7px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);
}
.tl-item.done::before{border-color:var(--teal)}
.tl-date{font-size:13.5px;font-weight:700;color:var(--brand-dark);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.tl-item h4{font-size:17px;margin:4px 0 6px}
.tl-item p{color:var(--muted);font-size:14.6px;max-width:52em}

/* ---------- Hint card ---------- */
.hint-card{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--shadow);
}
.hint-card .hint-figure{margin:0;height:100%}
.hint-card .hint-figure img{width:100%;height:100%;min-height:260px;object-fit:cover;background:#E9F0F9}
.hint-body{padding:38px}
.hint-body h2{font-size:25px;margin-bottom:12px}
.hint-body p{color:var(--muted);font-size:15px}
.hint-list{margin-top:20px;display:grid;gap:12px}
.hint-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:var(--r-md);background:#F9FBFF;border:1px solid var(--line);
  font-size:14.8px;color:var(--ink);
}
.hint-list .dot{
  width:22px;height:22px;flex:0 0 auto;border-radius:50%;
  display:grid;place-items:center;font-size:12px;font-weight:800;
  background:var(--brand-soft);color:var(--brand-dark);margin-top:2px;
}
.hint-list li.warn{background:var(--orange-soft);border-color:#FBD8BF}
.hint-list li.warn .dot{background:#FBD8BF;color:var(--orange-dark)}

/* ---------- Quick links ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.quick-card{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.quick-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#C6DBF3}
.quick-card .q-title{font-size:16px;font-weight:700;color:var(--ink)}
.quick-card .q-desc{font-size:13.8px;color:var(--muted);margin-top:2px}
.quick-card .q-ico{
  width:36px;height:36px;flex:0 0 auto;border-radius:11px;
  display:grid;place-items:center;background:var(--brand-soft);color:var(--brand);
}

/* ---------- FAQ ---------- */
.faq-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);padding:12px 30px;box-shadow:var(--shadow)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;
  min-height:56px;padding:18px 2px;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);
}
.faq-q:hover{color:var(--brand)}
.faq-q:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.faq-ico{flex:0 0 auto;color:var(--brand);transition:transform .22s ease}
.faq-a{display:none;padding:0 2px 20px;color:var(--muted);font-size:15px;line-height:1.85}
.faq-item.is-open .faq-a{display:block}
.faq-item.is-open .faq-ico{transform:rotate(180deg)}
.faq-item.is-open .faq-q{color:var(--brand-dark)}
.faq-item.is-open .faq-a{padding:14px 16px 18px;background:#F4F9FF;border-radius:var(--r-md);margin-bottom:16px}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:44px 46px;border-radius:var(--r-xl);color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  box-shadow:0 20px 46px rgba(22,74,168,.24);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:34px 34px;opacity:.55;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 60%);mask-image:linear-gradient(90deg,transparent,#000 60%);
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:26px;color:#fff}
.cta-band p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.86);max-width:36em}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:80px;padding:56px 0 24px;
  background:var(--mist);border-top:1px solid var(--line);color:var(--ink);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand p{margin-top:14px;color:var(--muted);font-size:14.6px;max-width:30em}
.footer-col h4{font-size:15px;margin-bottom:14px;color:var(--ink);letter-spacing:.01em}
.footer-col ul{display:grid;gap:9px}
.footer-col li a{color:var(--muted);font-size:14.5px}
.footer-col li a:hover{color:var(--brand);text-decoration:underline}
.contact-line{color:var(--muted);font-size:14px;line-height:1.75}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  color:var(--muted);font-size:13px;
}

/* ---------- Floating bar ---------- */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:80;
  display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-lg);
}
.float-bar .fb-text{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap}
.float-bar .btn{height:38px;padding:0 16px;font-size:14px;border-radius:999px}
.float-close{
  width:26px;height:26px;flex:0 0 auto;border-radius:50%;
  display:grid;place-items:center;background:var(--mist);color:var(--muted);
  transition:background .18s ease,color .18s ease;
}
.float-close:hover{background:#DCE8F5;color:var(--ink)}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .page-head h1{font-size:36px}
}
@media (max-width:992px){
  .nav-links,.nav-right .search-form,.nav-cta{display:none}
  .burger{display:inline-flex}
  .nav-wrap{height:66px;gap:12px}
  .section{padding:56px 0}
  .page-head-inner{grid-template-columns:1fr;gap:28px;padding:34px}
  .page-head h1{font-size:32px;max-width:none}
  .notice-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hint-card{grid-template-columns:1fr}
  .hint-card .hint-figure img{min-height:220px}
  .hint-body{padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px}
  .timeline-wrap{padding:30px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section-tight{padding:34px 0}
  .grid-2,.grid-3,.quick-grid{grid-template-columns:1fr}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px}
  .sec-head h2{font-size:24px}
  .notice-card{padding:22px}
  .btn{width:100%}
  .btn-inline{width:auto}
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;
    padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    justify-content:space-between;gap:10px;
  }
  .float-bar .fb-text{font-size:13px;white-space:normal;line-height:1.4}
  .float-bar .btn{width:auto;flex:0 0 auto}
  body{padding-bottom:82px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .faq-card{padding:8px 18px}
  .faq-q{font-size:16px}
  .timeline-wrap{padding:24px}
  .timeline{padding-left:22px}
  .tl-item::before{left:-29px;width:10px;height:10px}
}
@media (max-width:560px){
  .page-head{padding:18px 0 0}
  .page-head-inner{padding:26px 22px;border-radius:var(--r-lg)}
  .page-head h1{font-size:27px}
  .page-head .lead{font-size:15.4px}
  .sec-head h2{font-size:22px}
  .cta-band{padding:28px 22px;border-radius:var(--r-lg)}
  .cta-band h2{font-size:21px}
  .hint-body{padding:24px 20px}
  .notice-card h3{font-size:18px}
  .site-footer{margin-top:56px;padding:40px 0 20px}
  .float-bar .fb-text{display:none}
}

/* roulang page: category6 */
:root{
  --primary:#1E63D6;
  --primary-deep:#164AA8;
  --primary-soft:#E8F0FE;
  --teal:#14A89A;
  --teal-soft:#E3F6F3;
  --orange:#F47A2A;
  --orange-deep:#D9651C;
  --orange-soft:#FFF0E5;
  --bg:#F7FAFF;
  --card:#FFFFFF;
  --ink:#16233D;
  --muted:#5B6B84;
  --line:#DCE8F5;
  --success:#1F9D75;
  --warn:#D65A3A;
  --radius-sm:12px;
  --radius:18px;
  --radius-lg:24px;
  --shadow:0 12px 34px rgba(23,55,100,.08);
  --shadow-hover:0 18px 44px rgba(23,55,100,.14);
  --container:1200px;
  --space-section:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-deep);}
button{font-family:inherit;cursor:pointer;}
input,button,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 10px 24px rgba(244,122,42,.28);
}
.btn-primary:hover{background:var(--orange-deep);color:#fff;transform:translateY(-1px);box-shadow:0 14px 30px rgba(244,122,42,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:#fff;
  color:var(--primary);
  border-color:#C3D8F5;
}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-deep);border-color:var(--primary);transform:translateY(-1px);}
.btn-blue{
  background:var(--primary);
  color:#fff;
  box-shadow:0 10px 24px rgba(30,99,214,.24);
}
.btn-blue:hover{background:var(--primary-deep);color:#fff;transform:translateY(-1px);}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;transform:none;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(23,55,100,.05);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:28px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-.01em;
  flex-shrink:0;
}
.brand:hover{color:var(--primary-deep);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  background:var(--primary);
  color:#fff;
  box-shadow:0 6px 16px rgba(30,99,214,.28);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1;
  min-width:0;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:9px 12px;
  border-radius:10px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:3px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-links a:hover{color:var(--primary);background:var(--primary-soft);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{
  color:var(--primary-deep);
  font-weight:700;
  background:var(--primary-soft);
}
.nav-links a.active::after{transform:scaleX(1);}

.nav-right{
  display:flex;
  align-items:center;
  gap:14px;
  flex-shrink:0;
}
.search-form{
  display:flex;
  align-items:center;
  gap:8px;
  height:42px;
  padding:0 16px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  color:var(--muted);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(30,99,214,.12);
}
.search-form input{
  border:0;
  outline:none;
  background:transparent;
  width:130px;
  font-size:14px;
  color:var(--ink);
}
.search-form input::placeholder{color:#93A3B8;}
.nav-cta{padding:11px 20px;font-size:14px;}
.burger{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--ink);
  transition:background .18s ease,border-color .18s ease;
}
.burger:hover{background:var(--primary-soft);border-color:#C3D8F5;color:var(--primary-deep);}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:12px 24px 22px;
}
.mobile-drawer.is-open{display:block;}
.drawer-link{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 12px;
  border-radius:10px;
  font-size:15px;
  font-weight:500;
  color:var(--ink);
  border-bottom:1px solid #EEF4FB;
}
.drawer-link:hover{background:var(--primary-soft);color:var(--primary-deep);}
.drawer-link.active{color:var(--primary-deep);font-weight:700;background:var(--primary-soft);}
.drawer-foot{
  display:flex;
  flex-direction:column;
  gap:12px;
  padding-top:16px;
}
.drawer-foot .search-form{width:100%;height:46px;}
.drawer-foot .search-form input{width:100%;}
.drawer-foot .btn{width:100%;}

/* ---------- 面包屑 ---------- */
.page-crumb{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.crumb-inner{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  padding:14px 0;
  font-size:13.5px;
  color:var(--muted);
}
.crumb-inner a{color:var(--muted);}
.crumb-inner a:hover{color:var(--primary);text-decoration:underline;}
.crumb-sep{color:#9FB2CA;}
.crumb-inner .current{color:var(--ink);font-weight:600;}

/* ---------- 内页页头 ---------- */
.page-head{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(120% 130% at 100% 0%,rgba(30,99,214,.10) 0%,rgba(30,99,214,0) 58%),
    linear-gradient(180deg,#FBFDFF 0%,#F2F7FF 100%);
  border-bottom:1px solid var(--line);
}
.page-head::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(30,99,214,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(30,99,214,.07) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:linear-gradient(115deg,rgba(0,0,0,.85),rgba(0,0,0,0));
  -webkit-mask-image:linear-gradient(115deg,rgba(0,0,0,.85),rgba(0,0,0,0));
  pointer-events:none;
}
.page-head-inner{
  position:relative;
  padding:64px 0 60px;
  max-width:820px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  font-size:13px;
  font-weight:700;
  color:var(--primary-deep);
  letter-spacing:.02em;
  margin-bottom:18px;
}
.eyebrow .dot{
  width:7px;height:7px;border-radius:50%;background:var(--teal);display:inline-block;
}
.page-head h1{
  font-size:44px;
  line-height:1.25;
  margin-bottom:18px;
}
.page-head h1 em{
  font-style:normal;
  color:var(--primary);
}
.page-head .lead{
  font-size:17px;
  color:var(--muted);
  max-width:660px;
  margin-bottom:24px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
}
.tag.teal{background:var(--teal-soft);border-color:#BFE8E2;color:#0D7E73;}
.tag.blue{background:var(--primary-soft);border-color:#C6DAF7;color:var(--primary-deep);}
.tag.orange{background:var(--orange-soft);border-color:#F8D3B8;color:var(--orange-deep);}

/* ---------- 通用板块 ---------- */
.section{padding:var(--space-section) 0;}
.section.tight{padding:64px 0;}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
  flex-wrap:wrap;
}
.section-head h2{font-size:30px;}
.section-head p{margin:10px 0 0;color:var(--muted);font-size:15.5px;max-width:620px;}
.section-head .text-link{
  font-size:14.5px;
  font-weight:700;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
  white-space:nowrap;
}
.section-head .text-link:hover{text-decoration:underline;}

/* ---------- 热门入口 ---------- */
.quick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.quick-item{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:22px 22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.quick-item:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:#C3D8F5;
}
.quick-num{
  flex-shrink:0;
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1.5px solid var(--primary);
  color:var(--primary);
  font-size:13.5px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  background:#fff;
}
.quick-item h3{font-size:16.5px;margin-bottom:6px;}
.quick-item p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.7;}
.quick-item:hover h3{color:var(--primary);}

/* ---------- 资源卡网格 ---------- */
.resource-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:26px;
}
.res-card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:28px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.res-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:#C3D8F5;
}
.res-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.res-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;
  background:var(--primary-soft);
  color:var(--primary);
}
.res-icon.teal{background:var(--teal-soft);color:#0D7E73;}
.res-icon.orange{background:var(--orange-soft);color:var(--orange-deep);}
.res-card h3{font-size:19px;}
.res-card p{margin:0;font-size:14.5px;color:var(--muted);}
.res-list{margin:2px 0 0;display:flex;flex-direction:column;gap:8px;}
.res-list li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
}
.res-list li::before{
  content:"";
  position:absolute;
  left:2px;top:11px;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--teal);
}
.res-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
}
.res-card:hover .res-link{color:var(--primary-deep);}
.res-link svg{transition:transform .2s ease;}
.res-card:hover .res-link svg{transform:translateX(3px);}

/* ---------- 图文区块 ---------- */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.split-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:#E7EFFB;
  box-shadow:var(--shadow);
  aspect-ratio:16/11;
}
.split-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.split:hover .split-media img{transform:scale(1.02);}
.split-media .float-chip{
  position:absolute;
  left:18px;bottom:18px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  font-size:13px;
  font-weight:700;
  color:var(--primary-deep);
  box-shadow:0 8px 20px rgba(23,55,100,.12);
}
.chip-dot{width:8px;height:8px;border-radius:50%;background:var(--success);display:inline-block;}
.split-body h2{font-size:30px;margin-bottom:16px;}
.split-body > p{color:var(--muted);font-size:15.5px;}
.step-list{display:flex;flex-direction:column;gap:18px;margin-top:26px;}
.step-item{
  display:flex;
  gap:16px;
  padding:18px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.step-item:hover{border-color:#C3D8F5;box-shadow:var(--shadow);}
.step-no{
  flex-shrink:0;
  width:32px;height:32px;
  border-radius:10px;
  background:var(--primary);
  color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13.5px;font-weight:800;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:16px;margin-bottom:4px;}
.step-item p{margin:0;font-size:14px;color:var(--muted);}

/* ---------- 提示卡 ---------- */
.notice-strip{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:44px;
}
.notice-card{
  padding:22px 24px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:#fff;
  display:flex;
  gap:14px;
  align-items:flex-start;
}
.notice-card.teal{border-color:#BFE8E2;background:linear-gradient(180deg,#F1FBF9 0%,#FFFFFF 70%);}
.notice-card.orange{border-color:#F8D3B8;background:linear-gradient(180deg,#FFF6EF 0%,#FFFFFF 70%);}
.notice-card h3{font-size:15.5px;margin-bottom:4px;}
.notice-card p{margin:0;font-size:13.5px;color:var(--muted);}
.notice-dot{
  flex-shrink:0;
  width:10px;height:10px;border-radius:50%;
  margin-top:9px;
  background:var(--primary);
}
.notice-card.teal .notice-dot{background:var(--success);}
.notice-card.orange .notice-dot{background:var(--warn);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:#fff;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.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;
  min-height:60px;
  padding:16px 26px;
  background:#fff;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  transition:background .18s ease,color .18s ease;
}
.faq-q:hover{background:#F5F9FF;color:var(--primary-deep);}
.faq-q .faq-ico{
  flex-shrink:0;
  width:26px;height:26px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--primary);
  transition:transform .25s ease,background .25s ease,border-color .25s ease;
}
.faq-item.is-open .faq-q{color:var(--primary-deep);background:#F5F9FF;}
.faq-item.is-open .faq-ico{
  transform:rotate(180deg);
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
}
.faq-a{
  display:none;
  padding:0 26px 22px;
  background:#F5F9FF;
  font-size:14.5px;
  color:var(--muted);
}
.faq-item.is-open .faq-a{display:block;}
.faq-a p{margin:0 0 .8em;}
.faq-a p:last-child{margin-bottom:0;}

/* ---------- 相关分类 ---------- */
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.related-card{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:24px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C3D8F5;}
.related-card .rc-label{
  font-size:12.5px;
  font-weight:700;
  color:var(--teal);
  letter-spacing:.06em;
}
.related-card h3{font-size:17px;}
.related-card p{margin:0;font-size:13.5px;color:var(--muted);}
.related-card .rc-go{
  margin-top:auto;
  font-size:13.5px;
  font-weight:700;
  color:var(--primary);
  display:inline-flex;align-items:center;gap:6px;
}
.related-card:hover h3{color:var(--primary);}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--primary) 0%,var(--primary-deep) 100%);
  border-radius:var(--radius-lg);
  padding:52px 56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  color:#fff;
  box-shadow:0 24px 50px rgba(22,74,168,.24);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-60px;top:-70px;
  width:280px;height:280px;
  border-radius:50%;
  background:rgba(255,255,255,.08);
  pointer-events:none;
}
.cta-band h2{
  color:#fff;
  font-size:28px;
  margin-bottom:8px;
  position:relative;
}
.cta-band p{
  margin:0;
  color:rgba(255,255,255,.86);
  font-size:15px;
  max-width:520px;
  position:relative;
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;}
.cta-band .btn-ghost{
  background:rgba(255,255,255,.12);
  color:#fff;
  border-color:rgba(255,255,255,.55);
}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff;border-color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#EEF4FB;
  border-top:1px solid var(--line);
  color:var(--ink);
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
  padding:60px 0 40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--muted);
  line-height:1.85;
  margin:0;
  max-width:330px;
}
.footer-col h4{
  font-size:15px;
  margin-bottom:16px;
  color:var(--ink);
  font-weight:800;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14px;
  color:var(--muted);
}
.footer-col a:hover{color:var(--primary-deep);text-decoration:underline;}
.contact-line{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid #D9E6F4;
  font-size:13px;
  color:var(--muted);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav-links a{padding:9px 9px;font-size:14.5px;}
  .search-form input{width:100px;}
}
@media (max-width:992px){
  :root{--space-section:72px;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .burger{display:inline-flex;}
  .search-form{display:none;}
  .nav-right{gap:8px;}
  .page-head h1{font-size:36px;}
  .page-head-inner{padding:48px 0 44px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
  .resource-grid{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;gap:34px;}
  .split-media{order:-1;aspect-ratio:16/10;}
  .notice-strip{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px;}
  .cta-band{padding:40px 32px;}
  .cta-band h2{font-size:24px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .page-head h1{font-size:31px;}
  .page-head .lead{font-size:15.5px;}
  .section-head h2{font-size:24px;}
  .split-body h2{font-size:24px;}
  .quick-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .res-card{padding:24px 20px;}
  .faq-q{padding:14px 18px;font-size:15px;}
  .faq-a{padding:0 18px 20px;}
  .btn{width:100%;}
  .nav-cta{width:auto;}
  .cta-actions{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-brand p{max-width:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:560px){
  :root{--space-section:52px;}
  .brand{font-size:15.5px;}
  .brand-mark{width:30px;height:30px;border-radius:9px;}
  .page-head h1{font-size:27px;}
  .page-head-inner{padding:38px 0 36px;}
  .section-head{margin-bottom:26px;gap:14px;}
  .cta-band{padding:32px 22px;border-radius:18px;}
  .cta-band h2{font-size:21px;}
  .quick-item{padding:18px;}
  .step-item{padding:16px;}
}