/* roulang page: index */
:root{
  --brand:#17356B;
  --brand-dark:#12294F;
  --brand-soft:#EAF0FA;
  --brand-line:rgba(23,53,107,.3);
  --accent:#B4213C;
  --ink:#0E1A2B;
  --ink-2:#37455C;
  --muted:#6B7A90;
  --ph:#9AA7BA;
  --line:#E4E9F2;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --ok:#1E8E6A;
  --warn:#C2761A;
  --err:#C0322B;
  --r-card:16px;
  --r-block:20px;
  --r-btn:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(16,35,64,.05);
  --sh-md:0 6px 18px rgba(16,35,64,.07);
  --sh-lg:0 16px 40px rgba(16,35,64,.10);
  --ease:220ms 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-2);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:600;line-height:1.3;letter-spacing:-.01em;}
p{margin:0;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),border-color var(--ease);}
a:hover{color:var(--accent);}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select{font-family:inherit;font-size:15px;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 顶部工具条 ---------- */
.topbar{background:var(--brand-dark);color:#C9D6EC;font-size:12.5px;}
.topbar .container-x{display:flex;align-items:center;justify-content:space-between;height:38px;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:14px;white-space:nowrap;overflow:hidden;}
.topbar-left i{color:#8FA7CE;margin-right:5px;}
.topbar-right{display:flex;align-items:center;gap:10px;white-space:nowrap;}
.topbar-right a{color:#C9D6EC;padding:2px 2px;}
.topbar-right a:hover{color:#fff;}
.topbar-sep{color:#3B5480;}
@media(max-width:640px){.topbar-left span.hide-sm{display:none;}}

/* ---------- 主导航卡片 ---------- */
.navwrap{position:sticky;top:0;z-index:60;padding:12px 0 0;background:linear-gradient(180deg,var(--bg) 60%,rgba(246,248,252,0));}
.navcard{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-block);
  box-shadow:var(--sh-md);
  display:flex;
  align-items:center;
  gap:16px;
  padding:10px 14px;
  transition:padding var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.navcard.is-stuck{padding:6px 14px;box-shadow:var(--sh-lg);border-color:rgba(228,233,242,.7);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;letter-spacing:-.5px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .b1{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.04em;}
.brand-text .b2{font-size:11.5px;color:var(--muted);letter-spacing:.06em;}
.nav-mini{display:flex;align-items:center;gap:8px;flex:1 1 auto;justify-content:center;}
.mini-card{
  display:flex;align-items:center;gap:9px;
  width:118px;padding:7px 9px;
  background:var(--card);border:1px solid var(--line);border-radius:12px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease);
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:var(--brand-line);}
.mini-ico{
  width:28px;height:28px;border-radius:8px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:12.5px;flex:0 0 auto;
}
.mini-txt{min-width:0;}
.mini-txt .t{display:block;font-size:14px;font-weight:600;color:var(--ink);line-height:1.25;}
.mini-txt .d{display:block;font-size:12px;color:var(--muted);line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.mini-card.active{background:var(--brand-soft);border-color:var(--brand-line);position:relative;}
.mini-card.active .t{color:var(--brand);}
.mini-card.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;background:var(--brand);border-radius:2px;}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:14.5px;font-weight:600;border-radius:var(--r-btn);
  padding:11px 22px;min-height:44px;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-sm);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:#fff;color:var(--brand);border:1px solid var(--brand-line);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand);}
.btn-ghost{background:var(--brand-soft);color:var(--brand);}
.btn-ghost:hover{background:#DEE8F8;color:var(--brand);}
.btn-sm{min-height:38px;padding:8px 16px;font-size:13.5px;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-2);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.icon-btn:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-line);}
.menu-toggle{display:none;}
@media(max-width:1023px){
  .nav-mini{display:none;}
  .menu-toggle{display:flex;}
  .navcard{justify-content:space-between;}
}
@media(max-width:520px){
  .brand-text .b1{font-size:15px;}
  .nav-actions .btn-primary{padding:10px 14px;font-size:13.5px;}
}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:100;background:var(--bg);
  display:flex;flex-direction:column;
  transform:translateY(-100%);opacity:0;pointer-events:none;
  transition:transform 300ms cubic-bezier(.4,0,.2,1),opacity 300ms;
}
.drawer.open{transform:translateY(0);opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);background:#fff;}
.drawer-body{padding:16px;overflow-y:auto;flex:1;}
.drawer-link{
  display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:14px;margin-bottom:10px;box-shadow:var(--sh-sm);
}
.drawer-link .t{font-size:15px;font-weight:600;color:var(--ink);}
.drawer-link .d{font-size:12.5px;color:var(--muted);}
.drawer-foot{padding:14px 16px;border-top:1px solid var(--line);background:#fff;}
.drawer-foot .btn{width:100%;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-sm{padding:64px 0;}
.sec-head{margin-bottom:32px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:var(--brand);letter-spacing:.08em;
  background:var(--brand-soft);border-radius:var(--r-pill);padding:5px 12px;
}
.sec-head h2{font-size:28px;margin-top:12px;}
.sec-head p{color:var(--muted);font-size:15px;margin-top:8px;max-width:640px;}
.sec-head-flex{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.link-arrow{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;border-bottom:1px dashed rgba(23,53,107,.35);padding-bottom:2px;}
.link-arrow i{transition:transform var(--ease);font-size:12px;}
.link-arrow:hover{border-bottom-style:solid;border-color:var(--accent);color:var(--accent);}
.link-arrow:hover i{transform:translateX(3px);}
@media(max-width:767px){
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .sec-head h2{font-size:22px;}
  .container-x{padding:0 16px;}
}

/* ---------- Hero ---------- */
.hero{
  background-color:var(--brand-soft);
  background-image:linear-gradient(to right,rgba(23,53,107,.045) 1px,transparent 1px),linear-gradient(to bottom,rgba(23,53,107,.045) 1px,transparent 1px);
  background-size:46px 46px;
  border-bottom:1px solid var(--line);
  padding:64px 0 72px;
}
.hero-grid{display:grid;grid-template-columns:55fr 45fr;gap:48px;align-items:center;}
.hero h1{font-size:44px;line-height:1.24;letter-spacing:-.02em;}
.hero-sub{margin-top:18px;font-size:17px;color:var(--ink-2);max-width:520px;line-height:1.75;}
.hero-btns{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap;}
.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px;max-width:560px;}
.trust{
  background:rgba(255,255,255,.85);border:1px solid var(--line);border-radius:14px;padding:14px 16px;box-shadow:var(--sh-sm);
}
.trust .v{font-size:24px;font-weight:700;color:var(--brand);line-height:1.1;}
.trust .l{font-size:12px;color:var(--muted);margin-top:6px;}
.hero-media{position:relative;padding-bottom:56px;padding-left:38px;}
.hero-media .main-img{width:100%;height:400px;object-fit:cover;border-radius:var(--r-block);box-shadow:var(--sh-lg);border:1px solid rgba(228,233,242,.8);}
.hero-float{
  position:absolute;left:0;bottom:0;width:62%;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:12px;box-shadow:var(--sh-md);display:flex;gap:12px;align-items:center;
}
.hero-float img{width:76px;height:56px;object-fit:cover;border-radius:10px;flex:0 0 auto;}
.hero-float .tag{font-size:11.5px;font-weight:600;color:var(--accent);}
.hero-float .txt{font-size:12.5px;color:var(--muted);line-height:1.5;}
@media(max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:34px;}
  .hero-media{padding-left:0;padding-bottom:48px;}
  .hero-media .main-img{height:300px;}
  .hero-float{width:76%;}
}
@media(max-width:520px){
  .hero{padding:40px 0 48px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .trust-row{grid-template-columns:1fr;gap:10px;}
  .hero-btns .btn{width:100%;}
}

/* ---------- 倒计时条 ---------- */
.cd-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-block);box-shadow:var(--sh-md);
  padding:22px 24px;display:flex;align-items:center;gap:22px;flex-wrap:wrap;
}
.cd-badge{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--r-pill);padding:6px 14px;
}
.cd-dot{width:7px;height:7px;border-radius:50%;background:var(--brand);}
.cd-nums{display:flex;gap:10px;flex:1 1 auto;}
.cd-num{
  min-width:72px;background:var(--brand-soft);border-radius:12px;padding:8px 10px;text-align:center;
  transition:background var(--ease),color var(--ease);
}
.cd-num .n{font-size:34px;font-weight:700;color:var(--brand);line-height:1.15;}
.cd-num .u{font-size:12px;color:var(--muted);}
.cd-note{width:100%;font-size:12px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px;margin-top:2px;}
.cd-card.state-live .cd-dot{background:var(--accent);}
.cd-card.state-live .cd-num:first-child{background:rgba(180,33,60,.1);}
.cd-card.state-live .cd-num:first-child .n{color:var(--accent);}
.cd-card.state-over{background:#F1F3F7;border-color:#E0E4EC;}
.cd-card.state-over .cd-num{background:#E7EAF1;}
.cd-card.state-over .cd-num .n,.cd-card.state-over .cd-badge{color:var(--muted);}
.cd-card.state-over .cd-badge{background:#E7EAF1;}
.cd-card.state-over .cd-dot{background:var(--ph);}
@media(max-width:767px){
  .cd-card{padding:18px;gap:14px;}
  .cd-num{min-width:0;flex:1;padding:6px 4px;}
  .cd-num .n{font-size:24px;}
  .cd-card .btn{width:100%;}
}

/* ---------- 卖点非对称栅格 ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--brand-line);}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.feat-wide{grid-column:span 2;padding:28px;display:flex;gap:22px;align-items:flex-start;}
.feat-tall{grid-column:span 1;padding:28px;display:flex;flex-direction:column;}
.feat-sm{padding:24px;}
.feat-wide img{width:168px;height:132px;object-fit:cover;border-radius:12px;flex:0 0 auto;}
.num-badge{
  width:34px;height:34px;border-radius:50%;border:1.5px solid var(--brand);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:0 0 auto;
}
.feat-title{font-size:19px;margin-bottom:8px;}
.feat-sm .feat-title{font-size:17px;}
.feat-desc{font-size:14.5px;color:var(--muted);line-height:1.75;}
.feat-tall .tagline{margin-top:auto;padding-top:18px;}
@media(max-width:1023px){
  .feat-grid{grid-template-columns:repeat(2,1fr);}
  .feat-wide{grid-column:span 2;}
  .feat-tall{grid-column:span 2;}
  .feat-wide img{width:140px;height:120px;}
}
@media(max-width:640px){
  .feat-grid{grid-template-columns:1fr;}
  .feat-wide,.feat-tall{grid-column:span 1;}
  .feat-wide{flex-direction:column;}
  .feat-wide img{width:100%;height:170px;}
}

/* ---------- 图墙 ---------- */
.wall{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.wall-item{position:relative;overflow:hidden;border-radius:14px;border:1px solid var(--line);background:var(--brand-soft);}
.wall-item img{width:100%;object-fit:cover;transition:transform 300ms ease-out;}
.wall-item:hover img{transform:scale(1.03);}
.wall-item .chip{
  position:absolute;top:12px;left:12px;background:rgba(255,255,255,.94);color:var(--brand);
  font-size:11.5px;font-weight:600;border-radius:var(--r-pill);padding:4px 10px;box-shadow:var(--sh-sm);
}
.wall-item .cap{
  position:absolute;left:0;right:0;bottom:0;padding:14px 14px 12px;color:#fff;font-size:13px;
  background:linear-gradient(180deg,rgba(14,26,43,0),rgba(14,26,43,.72));
}
.wall-item.tall img{height:330px;}
.wall-item.mid img{height:265px;}
.wall-col-offset{margin-top:34px;}
@media(max-width:1023px){
  .wall{grid-template-columns:repeat(2,1fr);}
  .wall-col-offset{margin-top:0;}
  .wall-item.tall img,.wall-item.mid img{height:220px;}
}
@media(max-width:640px){
  .wall{grid-template-columns:1fr;}
  .wall-item.tall img,.wall-item.mid img{height:200px;}
}

/* ---------- CTA 大卡 + 表单 ---------- */
.cta-block{
  background:var(--brand);color:#DCE6F7;border-radius:var(--r-block);
  padding:44px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;
}
.cta-block h2{color:#fff;font-size:28px;}
.cta-block .lead{color:#B9C9E6;font-size:15px;margin-top:12px;}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#D3DEF3;}
.check-list i{color:#7FD3B4;margin-top:4px;font-size:13px;}
.form-card{background:#fff;border-radius:16px;padding:26px;box-shadow:var(--sh-lg);}
.form-card h3{font-size:17px;margin-bottom:6px;}
.form-card .hint{font-size:13px;color:var(--muted);margin-bottom:18px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px;}
.field input,.field select{
  width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-input);padding:0 14px;
  color:var(--ink);background:#FCFDFF;transition:border-color var(--ease),box-shadow var(--ease);
}
.field input::placeholder{color:var(--ph);}
.field input:focus,.field select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px rgba(23,53,107,.18);}
.field .err{display:none;font-size:13px;color:var(--err);margin-top:6px;}
.field.has-error input{border-color:var(--err);}
.field.has-error .err{display:block;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.agree{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--muted);margin:6px 0 16px;}
.agree input{width:16px;height:16px;margin-top:3px;accent-color:var(--brand);}
.form-card .btn{width:100%;}
@media(max-width:1023px){
  .cta-block{grid-template-columns:1fr;padding:30px;gap:28px;}
  .cta-block h2{font-size:24px;}
}
@media(max-width:520px){
  .form-row{grid-template-columns:1fr;}
}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
.step{padding:0 18px;position:relative;}
.step:not(:last-child)::after{
  content:"";position:absolute;right:0;top:26px;width:100%;border-top:1px dashed var(--line);z-index:0;
}
.step-inner{position:relative;z-index:1;background:var(--bg);padding-right:20px;}
.step .idx{
  width:46px;height:46px;border-radius:50%;background:#fff;border:1.5px solid var(--brand);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--muted);line-height:1.75;}
@media(max-width:900px){
  .steps{grid-template-columns:1fr;}
  .step{padding:0 0 26px 0;}
  .step:not(:last-child)::after{
    border-top:none;border-left:1px dashed var(--line);width:0;height:100%;left:22px;top:46px;right:auto;
  }
  .step-inner{padding-right:0;padding-left:66px;background:transparent;}
  .step .idx{position:absolute;left:0;top:0;margin-bottom:0;}
}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:var(--brand-line);}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);}
.news-cover img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:17px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover h3{color:var(--brand);}
.news-body p{font-size:14px;color:var(--muted);margin-top:10px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);}
.news-meta i{transition:transform var(--ease);}
.news-card:hover .news-meta i{transform:translateX(3px);color:var(--brand);}
.badge{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:4px 11px;background:var(--brand-soft);color:var(--brand);}
.empty-state{grid-column:1/-1;border:1px dashed var(--line);border-radius:var(--r-card);background:#FBFCFE;padding:46px 24px;text-align:center;}
.empty-state i{font-size:34px;color:var(--ph);}
.empty-state p{font-size:14px;color:var(--muted);margin:14px 0 18px;}
@media(max-width:1023px){.news-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.news-grid{grid-template-columns:1fr;}}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.faq-item.open{border-color:var(--brand-line);box-shadow:var(--sh-sm);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;padding:16px 18px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q .idx{font-size:13px;color:var(--brand);font-weight:700;min-width:24px;}
.faq-q .arrow{margin-left:auto;color:var(--muted);font-size:13px;transition:transform var(--ease);}
.faq-item.open .faq-q .arrow{transform:rotate(180deg);color:var(--brand);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms cubic-bezier(.4,0,.2,1);}
.faq-item.open .faq-a{max-height:320px;}
.faq-a-inner{padding:0 18px 20px 56px;font-size:15px;line-height:1.85;color:var(--muted);border-left:3px solid transparent;}
.faq-item.open .faq-a-inner{border-left-color:var(--brand);margin-left:18px;padding-left:20px;}

/* ---------- 收口 CTA ---------- */
.final-cta{
  background:var(--brand);border-radius:var(--r-block);padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.final-cta h2{color:#fff;font-size:24px;}
.final-cta p{color:#B9C9E6;font-size:14.5px;margin-top:8px;}
.final-cta .btn{background:#fff;color:var(--brand);}
.final-cta .btn:hover{background:var(--brand-soft);color:var(--brand);}
@media(max-width:767px){.final-cta{padding:28px 22px;}.final-cta h2{font-size:20px;}.final-cta .btn{width:100%;}}

/* ---------- 页脚 ---------- */
.footer{background:#0E1A2B;color:#93A3BC;margin-top:96px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:64px 0 40px;}
.footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer .f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer .f-brand .brand-mark{background:#1E3C74;}
.footer .f-brand .b1{color:#fff;font-size:16px;font-weight:700;}
.footer .f-brand .b2{color:#7E90AC;font-size:11.5px;}
.footer p{font-size:13.5px;line-height:1.85;color:#8296B3;}
.footer ul{display:flex;flex-direction:column;gap:10px;}
.footer ul a{color:#93A3BC;font-size:14px;display:inline-flex;align-items:center;gap:7px;transition:color var(--ease),transform var(--ease);}
.footer ul a:hover{color:#9FC0F5;transform:translateX(2px);}
.footer ul a::before{content:"";width:4px;height:4px;border-radius:50%;background:#3B5480;}
.footer-contact li{font-size:13.5px;color:#8296B3;display:flex;gap:9px;align-items:flex-start;}
.footer-contact i{color:#4E6C9D;margin-top:4px;font-size:12px;}
.footer-mid{border-top:1px solid #1B2A42;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;flex-wrap:wrap;font-size:12.5px;color:#6E7F9B;}
.footer-bottom a{color:#8FA3C0;}
.footer-bottom a:hover{color:#9FC0F5;}
.footer-links{display:flex;gap:14px;flex-wrap:wrap;}
@media(max-width:900px){
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 32px;}
}
@media(max-width:520px){
  .footer-top{grid-template-columns:1fr;}
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-md);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  opacity:0;pointer-events:none;transition:opacity var(--ease),transform var(--ease);z-index:80;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-2px);border-color:var(--brand-line);}

/* roulang page: category1 */
:root{
  --ink:#0E1A2B;
  --ink-2:#37455C;
  --muted:#6B7A90;
  --placeholder:#9AA7BA;
  --line:#E4E9F2;
  --bg:#F6F8FC;
  --bg-mist:#EAF0FA;
  --card:#FFFFFF;
  --primary:#17356B;
  --primary-soft:rgba(23,53,107,.08);
  --primary-line:rgba(23,53,107,.30);
  --accent:#B4213C;
  --accent-soft:rgba(180,33,60,.10);
  --ok:#1E8E6A;
  --warn:#C2761A;
  --err:#C0322B;
  --r-card:16px;
  --r-block:20px;
  --r-btn:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(16,35,64,.05);
  --sh-md:0 6px 18px rgba(16,35,64,.07);
  --sh-lg:0 16px 40px rgba(16,35,64,.10);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.8;color:var(--ink-2);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
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,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
@media (max-width:640px){.container-x{padding:0 16px}}

/* ---------- 顶部工具条 ---------- */
.topbar{background:var(--primary);color:#D9E2F2;font-size:13px}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:38px;flex-wrap:wrap}
.topbar-left{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.topbar-left i{color:#8FA9D6}
.topbar-right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.topbar-right a{color:#D9E2F2;transition:color var(--ease)}
.topbar-right a:hover{color:#FFFFFF}
.topbar-right .sep{color:rgba(217,226,242,.4)}
@media (max-width:767px){.topbar-right{display:none}}

/* ---------- 主导航卡片 ---------- */
.nav-wrap{position:sticky;top:0;z-index:60;padding:12px 0 0;background:linear-gradient(180deg,var(--bg) 60%,rgba(246,248,252,0))}
.navcard{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-block);
  box-shadow:var(--sh-md);padding:12px 18px;transition:box-shadow var(--ease),padding var(--ease),border-color var(--ease);
}
.navcard.scrolled{padding:8px 18px;box-shadow:var(--sh-lg);border-color:rgba(228,233,242,.7)}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:46px;height:46px;border-radius:14px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;letter-spacing:.5px;
  box-shadow:var(--sh-sm);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text .b1{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.2px}
.brand-text .b2{font-size:12px;color:var(--muted)}
.nav-mini{display:flex;align-items:stretch;gap:8px;flex:1;min-width:0}
.mini-card{
  display:flex;align-items:center;gap:8px;padding:8px 10px;border:1px solid var(--line);
  border-radius:12px;background:#fff;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  position:relative;white-space:nowrap;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:var(--primary-line)}
.mini-card.active{border-color:var(--primary-line);background:var(--primary-soft)}
.mini-card.active::after{content:"";position:absolute;left:10px;right:10px;bottom:-4px;height:2px;border-radius:2px;background:var(--primary)}
.mini-ico{
  width:28px;height:28px;border-radius:8px;background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;
}
.mini-card.active .mini-ico{background:var(--primary);color:#fff}
.mini-txt{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.mini-txt .t{font-size:14px;font-weight:600;color:var(--ink)}
.mini-txt .d{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--primary);
  display:flex;align-items:center;justify-content:center;transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.icon-btn:hover{background:var(--primary-soft);border-color:var(--primary-line)}
.icon-btn:active{transform:scale(.96)}
@media (max-width:1180px){.mini-txt .d{display:none}}
@media (max-width:1023px){
  .nav-mini{display:none}
  .brand-text .b1{font-size:15px}
}
@media (max-width:640px){
  .brand-mark{width:40px;height:40px;border-radius:12px;font-size:14px}
  .brand-text .b2{display:none}
  .nav-actions .btn-primary{display:none}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease),color var(--ease),border-color var(--ease);
  border:1px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{background:#12294f;transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary-line)}
.btn-outline:hover{background:var(--primary-soft);transform:translateY(-1px)}
.btn-ghost{background:var(--primary-soft);color:var(--primary)}
.btn-ghost:hover{background:rgba(23,53,107,.14);transform:translateY(-1px)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:14px}
.link-arrow i{transition:transform var(--ease)}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary);font-size:12px;font-weight:600;
}
.badge-accent{background:var(--accent-soft);color:var(--accent)}
.badge-ok{background:rgba(30,142,106,.12);color:var(--ok)}

/* ---------- 面包屑 ---------- */
.crumb{background:var(--bg-mist);border-bottom:1px solid var(--line)}
.crumb-in{display:flex;align-items:center;gap:8px;min-height:50px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.crumb-in a{color:var(--muted);transition:color var(--ease)}
.crumb-in a:hover{color:var(--primary)}
.crumb-in .cur{color:var(--ink);font-weight:600}
.crumb-in .s{color:var(--placeholder)}

/* ---------- 迷你 Hero ---------- */
.hero-mini{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:var(--bg-mist);
}
.hero-mini-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center;min-height:300px;padding:36px 0 40px}
.hero-mini h1{font-size:38px;line-height:1.28;color:var(--ink);font-weight:700;letter-spacing:.2px}
.hero-mini h1 em{font-style:normal;color:var(--primary)}
.hero-mini p{margin-top:16px;font-size:16px;color:var(--ink-2);max-width:560px}
.hero-mini-actions{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.hero-facts{display:flex;gap:28px;margin-top:28px;flex-wrap:wrap}
.hero-fact .n{font-size:24px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-fact .l{font-size:12px;color:var(--muted)}
.hero-shot{position:relative;border-radius:var(--r-block);overflow:hidden;box-shadow:var(--sh-lg);border:1px solid var(--line);min-height:240px}
.hero-shot img{width:100%;height:100%;min-height:240px;object-fit:cover}
.hero-shot::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,53,107,.06),rgba(23,53,107,.30))}
.hero-grid-lines{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(23,53,107,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(23,53,107,.05) 1px,transparent 1px);
  background-size:48px 48px;
}
@media (max-width:1023px){
  .hero-mini-grid{grid-template-columns:1fr;min-height:auto;padding:28px 0 32px}
  .hero-mini h1{font-size:30px}
  .hero-shot{min-height:200px}
  .hero-shot img{min-height:200px}
}
@media (max-width:520px){
  .hero-mini h1{font-size:26px}
  .hero-mini-actions .btn{width:100%}
  .hero-facts{gap:20px}
}

/* ---------- 分类标签条 ---------- */
.tag-strip{border-bottom:1px solid var(--line);background:#fff}
.tag-strip-in{display:flex;gap:10px;align-items:center;padding:14px 0;overflow-x:auto;scrollbar-width:none}
.tag-strip-in::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:13px;font-weight:600;
  transition:all var(--ease);white-space:nowrap;
}
.pill:hover{border-color:var(--primary-line);color:var(--primary);background:var(--primary-soft)}
.pill.on{background:var(--primary);border-color:var(--primary);color:#fff}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.sec-head h2{font-size:28px;font-weight:700;color:var(--ink);line-height:1.3}
.sec-head .sub{margin-top:8px;font-size:14px;color:var(--muted);max-width:640px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:1.5px;color:var(--primary);text-transform:uppercase}
@media (max-width:767px){
  .section{padding:48px 0}
  .sec-head h2{font-size:22px}
}

/* ---------- 入口卡 ---------- */
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-sm);display:flex;flex-direction:column;height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--primary-line)}
.entry-ico{
  width:44px;height:44px;border-radius:12px;background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:16px;
}
.entry-card h3{font-size:19px;font-weight:600;color:var(--ink);line-height:1.4}
.entry-card .desc{margin-top:10px;font-size:14px;color:var(--ink-2);line-height:1.85;flex:1}
.entry-card .list{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.entry-card .list li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2)}
.entry-card .list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--primary);opacity:.55;
}
.entry-foot{display:flex;align-items:center;gap:14px;margin-top:20px;padding-top:18px;border-top:1px dashed var(--line);flex-wrap:wrap}
.entry-num{
  position:absolute;top:18px;right:18px;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--primary-line);color:var(--primary);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.entry-card{position:relative}

/* ---------- 侧栏 ---------- */
.side-panel{
  position:sticky;top:104px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);padding:22px;
}
.side-panel h3{font-size:16px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px}
.side-panel h3 i{color:var(--primary)}
.side-list{margin-top:14px;display:flex;flex-direction:column}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 12px;border-radius:10px;
  font-size:14px;color:var(--ink-2);border-left:2px solid transparent;transition:all var(--ease);
}
.side-list a:hover{background:var(--primary-soft);color:var(--primary);border-left-color:var(--primary);transform:translateX(2px)}
.side-list a span.n{color:var(--placeholder);font-size:12px;font-variant-numeric:tabular-nums}
.side-cta{
  margin-top:18px;padding:18px;border-radius:14px;background:var(--bg-mist);border:1px solid var(--line);
}
.side-cta .t{font-size:15px;font-weight:700;color:var(--ink)}
.side-cta .d{margin-top:6px;font-size:13px;color:var(--muted);line-height:1.7}
.side-cta .btn{margin-top:14px;width:100%}
.side-note{margin-top:16px;font-size:12px;color:var(--muted);line-height:1.8;padding-top:14px;border-top:1px dashed var(--line)}
@media (max-width:1023px){
  .side-panel{position:static;top:auto}
}

/* ---------- 对照表 ---------- */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;box-shadow:var(--sh-sm)}
table.cmp{width:100%;border-collapse:collapse;min-width:640px}
table.cmp th{background:var(--primary);color:#EAF0FA;font-size:14px;font-weight:600;text-align:left;padding:14px 18px}
table.cmp td{font-size:14px;padding:14px 18px;border-top:1px solid var(--line);color:var(--ink-2);vertical-align:top}
table.cmp tbody tr:nth-child(even){background:#FAFBFE}
table.cmp td strong{color:var(--ink);font-weight:600}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease)}
.faq-item.on{border-color:var(--primary-line);box-shadow:var(--sh-sm)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:12px;padding:16px 18px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);position:relative;
}
.faq-q .idx{
  width:26px;height:26px;flex:0 0 26px;border-radius:50%;background:var(--primary-soft);color:var(--primary);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.faq-q .arw{margin-left:auto;color:var(--muted);transition:transform var(--ease)}
.faq-item.on .faq-q .arw{transform:rotate(180deg);color:var(--primary)}
.faq-item.on .faq-q::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0;background:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 320ms cubic-bezier(.2,.7,.3,1)}
.faq-a .inner{padding:0 18px 18px 56px;font-size:15px;line-height:1.85;color:var(--muted)}
@media (max-width:520px){
  .faq-a .inner{padding:0 16px 16px 16px}
  .faq-q{font-size:15px}
}

/* ---------- 交叉入口 ---------- */
.cross-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:20px}
.cross-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-sm);
  display:flex;flex-direction:column;gap:10px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--primary-line)}
.cross-card .ct{font-size:18px;font-weight:600;color:var(--ink)}
.cross-card .cd{font-size:14px;color:var(--muted);line-height:1.8}
.cross-wide{
  grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  background:var(--bg-mist);border:1px solid var(--line);border-radius:var(--r-card);padding:18px 22px;
}
.cross-wide .t{font-size:15px;font-weight:600;color:var(--ink)}
@media (max-width:767px){.cross-grid{grid-template-columns:1fr}}

/* ---------- 收口 CTA ---------- */
.cta-band{
  background:var(--primary);border-radius:var(--r-block);padding:32px 34px;color:#EAF0FA;
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;box-shadow:var(--sh-md);
}
.cta-band h2{font-size:24px;font-weight:700;color:#fff;line-height:1.35}
.cta-band p{margin-top:8px;font-size:14px;color:#C6D4EA;max-width:560px}
.cta-band .btn-light{background:#fff;color:var(--primary)}
.cta-band .btn-light:hover{background:#EDF3FC;transform:translateY(-1px)}
@media (max-width:640px){
  .cta-band{padding:24px 20px}
  .cta-band h2{font-size:20px}
  .cta-band .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.footer{background:#0E1A2B;color:#AEBBCC;margin-top:80px}
.footer .container-x{padding-top:56px;padding-bottom:24px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer p{font-size:13.5px;line-height:1.9;color:#93A2B8;max-width:380px}
.f-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.f-brand .brand-mark{background:#1B2E4C;color:#fff}
.f-brand .brand-text .b1{color:#fff}
.f-brand .brand-text .b2{color:#8394AC}
.footer ul{display:flex;flex-direction:column;gap:10px}
.footer ul a{font-size:13.5px;color:#AEBBCC;transition:color var(--ease),transform var(--ease);display:inline-block}
.footer ul a:hover{color:#8FB3E8;transform:translateX(2px)}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:13.5px}
.footer-contact i{color:#8FB3E8;width:16px;text-align:center}
.footer-mid{height:1px;background:rgba(255,255,255,.10);margin:32px 0 20px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#8394AC}
.footer-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.footer-links a{color:#AEBBCC}
.footer-links a:hover{color:#8FB3E8}
@media (max-width:1023px){
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:640px){
  .footer-top{grid-template-columns:1fr;gap:24px}
}

/* ---------- 回到顶部 ---------- */
.backtop{
  position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:50%;background:#fff;
  border:1px solid var(--line);color:var(--primary);display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-md);opacity:0;visibility:hidden;transition:all var(--ease);z-index:70;
}
.backtop.show{opacity:1;visibility:visible}
.backtop:hover{background:var(--primary-soft);border-color:var(--primary-line)}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,26,43,.45);opacity:0;visibility:hidden;transition:all var(--ease);z-index:80;
}
.drawer-mask.show{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(88vw,380px);background:var(--bg);z-index:90;
  transform:translateX(102%);transition:transform 300ms cubic-bezier(.2,.7,.3,1);display:flex;flex-direction:column;
  box-shadow:-12px 0 32px rgba(16,35,64,.18);
}
.drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);background:#fff}
.drawer-head .t{font-size:15px;font-weight:700;color:var(--ink)}
.drawer-body{flex:1;overflow-y:auto;padding:16px 16px 96px;display:flex;flex-direction:column;gap:10px}
.drawer-link{
  display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:14px;box-shadow:var(--sh-sm);transition:all var(--ease);
}
.drawer-link:hover{border-color:var(--primary-line);transform:translateX(-2px)}
.drawer-link .arr{margin-left:auto;color:var(--placeholder)}
.drawer-foot{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;background:#fff;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}

/* roulang page: article */
:root{
  --primary:#17356B;
  --primary-dark:#12294F;
  --accent:#B4213C;
  --ink:#0E1A2B;
  --body:#37455C;
  --muted:#6B7A90;
  --placeholder:#9AA7BA;
  --line:#E4E9F2;
  --bg:#F6F8FC;
  --mist:#EAF0FA;
  --white:#FFFFFF;
  --success:#1E8E6A;
  --warn:#C2761A;
  --danger:#C0322B;
  --r-sm:10px;
  --r:12px;
  --r-card:16px;
  --r-lg:20px;
  --sh-sm:0 1px 2px rgba(16,35,64,.05);
  --sh-md:0 6px 18px rgba(16,35,64,.07);
  --sh-lg:0 16px 40px rgba(16,35,64,.10);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{color:var(--ink);margin:0;line-height:1.32;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
input,select,textarea{font-family:inherit}
::selection{background:rgba(23,53,107,.16)}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:64px 0}
.section-tight{padding:48px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.sec-title{font-size:28px;letter-spacing:.2px}
.sec-desc{font-size:14px;color:var(--muted);margin-top:8px;max-width:640px}
.sec-link{font-size:14px;color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.sec-link i{transition:transform .22s ease-out}
.sec-link:hover i{transform:translateX(3px)}
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;background:rgba(23,53,107,.08);color:var(--primary);white-space:nowrap}
.badge.accent{background:rgba(180,33,60,.10);color:var(--accent)}

/* 顶栏 */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:12.5px}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.topbar-left i,.topbar-right i{color:rgba(255,255,255,.55);margin-right:6px}
.tb-sep{color:rgba(255,255,255,.28)}
.topbar-right a{color:rgba(255,255,255,.82);transition:color .2s ease-out}
.topbar-right a:hover{color:#fff}

/* 导航 */
.site-head{position:sticky;top:0;z-index:60;background:var(--bg);padding:12px 0 8px}
.navcard{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-md);padding:10px 16px;
  transition:padding .24s ease-out,box-shadow .24s ease-out,border-color .24s ease-out;
}
.navcard.scrolled{padding-top:6px;padding-bottom:6px;box-shadow:var(--sh-lg);border-color:rgba(228,233,242,.7)}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:46px;height:46px;border-radius:14px;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:700;letter-spacing:1px;
  box-shadow:0 6px 14px rgba(23,53,107,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.24}
.brand-text .b1{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.brand-text .b2{font-size:12px;color:var(--muted);white-space:nowrap}
.nav-mini{display:flex;align-items:center;gap:8px}
.mini-card{
  display:flex;align-items:center;gap:10px;padding:8px 10px;min-width:118px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.mini-card:hover{transform:translateY(-2px);border-color:rgba(23,53,107,.35);box-shadow:var(--sh-md)}
.mini-card.active{background:var(--mist);border-color:rgba(23,53,107,.24)}
.mini-card.active .mini-txt .t{color:var(--primary);font-weight:700}
.mini-ico{
  width:28px;height:28px;border-radius:8px;background:var(--mist);color:var(--primary);
  display:grid;place-items:center;font-size:12.5px;flex:0 0 auto;
}
.mini-txt{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.mini-txt .t{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap}
.mini-txt .d{font-size:12px;color:var(--muted);white-space:nowrap}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;
  border:1px solid transparent;border-radius:var(--r);font-size:14px;font-weight:600;cursor:pointer;
  transition:background .22s ease-out,transform .22s ease-out,box-shadow .22s ease-out,color .22s ease-out,border-color .22s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 14px rgba(23,53,107,.16)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:var(--white);border-color:rgba(23,53,107,.32);color:var(--primary)}
.btn-outline:hover{background:var(--mist);border-color:rgba(23,53,107,.5)}
.btn-ghost{background:var(--mist);color:var(--primary)}
.btn-ghost:hover{background:rgba(23,53,107,.14)}
.btn:focus-visible,.icon-btn:focus-visible,.mini-card:focus-visible,a:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);background:var(--white);
  color:var(--primary);display:grid;place-items:center;cursor:pointer;
  transition:background .2s ease-out,border-color .2s ease-out,color .2s ease-out;
}
.icon-btn:hover{background:var(--mist);border-color:rgba(23,53,107,.32)}

/* 抽屉 */
.drawer{position:fixed;inset:0;z-index:90;display:none}
.drawer.open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(14,26,43,.45)}
.drawer-panel{
  position:absolute;top:0;right:0;height:100%;width:min(360px,86vw);background:var(--bg);
  border-left:1px solid var(--line);display:flex;flex-direction:column;padding:18px;gap:16px;overflow-y:auto;
  animation:slideIn .26s ease-out;
}
@keyframes slideIn{from{transform:translateX(24px);opacity:.6}to{transform:translateX(0);opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-list{display:flex;flex-direction:column;gap:10px}
.drawer-item{
  display:flex;align-items:center;gap:12px;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r);padding:12px 14px;transition:border-color .22s ease-out,transform .22s ease-out;
}
.drawer-item:hover{border-color:rgba(23,53,107,.35);transform:translateX(-2px)}
.drawer-item .arrow{margin-left:auto;color:var(--placeholder);font-size:12px}
.drawer-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.w-full{width:100%}

/* 面包屑 */
.breadcrumb{background:var(--white);border-bottom:1px solid var(--line)}
.breadcrumb-in{display:flex;align-items:center;gap:8px;min-height:52px;font-size:13px;color:var(--muted);overflow-x:auto;white-space:nowrap}
.breadcrumb-in a{color:var(--muted)}
.breadcrumb-in a:hover{color:var(--primary)}
.breadcrumb-in i{font-size:10px;color:var(--placeholder)}
.crumb-now{color:var(--ink);font-weight:600}

/* 文章头部 */
.art-hero{
  background:var(--mist);
  background-image:linear-gradient(rgba(23,53,107,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(23,53,107,.05) 1px,transparent 1px);
  background-size:32px 32px;
  border-bottom:1px solid var(--line);
  padding:48px 0 40px;
}
.hero-inner{max-width:860px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:2px;color:var(--primary);text-transform:uppercase;margin-bottom:14px}
.page-title{font-size:40px;line-height:1.28;letter-spacing:-.2px;margin-bottom:16px}
.lead{font-size:16px;color:var(--body);max-width:760px}

/* 正文布局 */
.art-wrap{padding:48px 0 72px}
.art-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:32px;align-items:start}
.art-main{min-width:0}
.art-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}

.art-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding-bottom:18px;margin-bottom:26px;border-bottom:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item i{color:var(--placeholder)}
.share-group{margin-left:auto;display:flex;align-items:center;gap:8px}
.share-group .icon-btn{width:36px;height:36px;font-size:13px}
.copy-tip{font-size:12px;color:var(--success);opacity:0;transition:opacity .22s ease-out}
.copy-tip.show{opacity:1}

.article-body{max-width:760px;font-size:16.5px;line-height:1.9;color:var(--body);word-break:break-word}
.article-body > p:first-of-type{font-size:17px;color:var(--ink)}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:24px;line-height:1.35;color:var(--ink);margin:40px 0 14px;
  padding-left:14px;border-left:4px solid var(--primary);scroll-margin-top:110px;
}
.article-body h3{font-size:19px;color:var(--ink);margin:28px 0 10px;scroll-margin-top:110px}
.article-body h4{font-size:17px;color:var(--ink);margin:22px 0 8px}
.article-body ul{margin:0 0 1.2em;padding-left:0}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.55em}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--primary);opacity:.75;
}
.article-body ol{list-style:none;counter-reset:li;margin:0 0 1.2em}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.6em;counter-increment:li}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.16em;width:20px;height:20px;border-radius:999px;
  background:rgba(23,53,107,.1);color:var(--primary);font-size:12px;font-weight:700;
  display:grid;place-items:center;line-height:1;
}
.article-body blockquote{
  margin:24px 0;padding:20px;background:var(--mist);border-left:3px solid var(--primary);
  border-radius:0 12px 12px 0;color:var(--body);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:22px auto;border:1px solid var(--line)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{
  display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;
  font-size:14px;margin:22px 0;border:1px solid var(--line);border-radius:12px;
}
.article-body th{background:var(--primary);color:#fff;padding:12px 14px;text-align:left;font-weight:600;white-space:nowrap}
.article-body td{padding:12px 14px;border-top:1px solid var(--line);vertical-align:top}
.article-body tr:nth-child(even) td{background:#FBFCFE}
.article-body a{color:var(--primary);border-bottom:1px dashed rgba(23,53,107,.45)}
.article-body a:hover{border-bottom-style:solid}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:32px 0}
.article-body strong{color:var(--ink)}

.empty-state{
  border:1px dashed rgba(23,53,107,.28);background:var(--white);border-radius:var(--r-card);
  padding:48px 24px;text-align:center;max-width:760px;
}
.empty-state i{font-size:40px;color:var(--placeholder)}
.empty-state p{margin:14px 0 18px;font-size:15px;color:var(--muted)}

/* 正文底部 */
.art-foot{margin-top:40px;max-width:760px}
.pn-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pn-card{
  display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.pn-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.3)}
.pn-card.next{text-align:right}
.pn-label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px}
.pn-title{font-size:15px;font-weight:600;color:var(--ink);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pn-card:hover .pn-title{color:var(--primary)}
.back-row{margin-top:24px}

/* 侧栏卡片 */
.side-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-sm)}
.side-card h3{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--primary);font-size:13px}
.toc-list{display:flex;flex-direction:column;gap:4px;max-height:340px;overflow-y:auto}
.toc-list a{
  display:block;font-size:14px;color:var(--body);padding:8px 12px;border-radius:10px;
  border-left:3px solid transparent;transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.toc-list a:hover{background:var(--mist);color:var(--primary)}
.toc-list a.is-current{background:var(--mist);color:var(--primary);font-weight:600;border-left-color:var(--primary)}
.cat-links{display:flex;flex-direction:column;gap:10px}
.cat-links a{
  display:flex;align-items:center;gap:10px;font-size:14px;color:var(--body);
  padding:10px 12px;border:1px solid var(--line);border-radius:var(--r);
  transition:border-color .2s ease-out,transform .2s ease-out,background .2s ease-out;
}
.cat-links a:hover{border-color:rgba(23,53,107,.35);background:var(--mist);transform:translateX(2px)}
.cat-links a i{color:var(--primary);font-size:13px}
.cat-links a span.more{margin-left:auto;color:var(--placeholder);font-size:12px}
.cta-card{background:var(--primary);border-color:var(--primary);color:rgba(255,255,255,.86)}
.cta-card h3{color:#fff}
.cta-card h3 i{color:rgba(255,255,255,.8)}
.cta-card p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.78);margin-bottom:16px}
.cta-card .btn-primary{background:var(--white);color:var(--primary);box-shadow:none}
.cta-card .btn-primary:hover{background:#EAF0FA}

/* 相关推荐 */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.rel-item{
  display:flex;gap:12px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:12px;transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.rel-item:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.3)}
.rel-thumb{width:92px;height:74px;flex:0 0 auto;border-radius:10px;overflow:hidden;background:var(--mist)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.rel-item:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{min-width:0;display:flex;flex-direction:column;gap:6px}
.rel-title{font-size:14.5px;font-weight:600;color:var(--ink);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-item:hover .rel-title{color:var(--primary)}
.rel-time{font-size:12px;color:var(--muted);margin-top:auto}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:border-color .22s ease-out,box-shadow .22s ease-out}
.faq-item.open{border-color:rgba(23,53,107,.34);box-shadow:var(--sh-sm)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;background:none;border:0;cursor:pointer;
  padding:16px 18px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q .num{
  width:26px;height:26px;flex:0 0 auto;border-radius:999px;border:1px solid rgba(23,53,107,.3);
  color:var(--primary);font-size:12px;font-weight:700;display:grid;place-items:center;
}
.faq-q .caret{margin-left:auto;color:var(--placeholder);transition:transform .24s ease-out;font-size:13px}
.faq-item.open .faq-q .caret{transform:rotate(180deg);color:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out}
.faq-a-inner{padding:0 18px 18px 58px;font-size:15px;line-height:1.8;color:var(--body);border-left:3px solid transparent}
.faq-item.open .faq-a-inner{border-left-color:var(--primary)}

/* CTA 收口 */
.cta-strip{
  background:var(--ink);border-radius:var(--r-lg);padding:32px 36px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-strip h3{color:#fff;font-size:22px;margin-bottom:8px}
.cta-strip p{color:rgba(255,255,255,.74);font-size:14px;max-width:640px}
.cta-strip .btn-primary{background:var(--white);color:var(--primary)}
.cta-strip .btn-primary:hover{background:#E7EEFA}

/* 页脚 */
.footer{background:var(--ink);color:rgba(255,255,255,.72);margin-top:72px;padding:56px 0 24px;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.f-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.f-brand .brand-text .b1{color:#fff}
.f-brand .brand-text .b2{color:rgba(255,255,255,.55)}
.footer p{color:rgba(255,255,255,.66);font-size:13.5px;line-height:1.85;max-width:340px}
.footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer ul{display:flex;flex-direction:column;gap:10px}
.footer ul li a{color:rgba(255,255,255,.72);transition:color .2s ease-out,transform .2s ease-out;display:inline-block}
.footer ul li a:hover{color:#9FB8E6;transform:translateX(2px)}
.footer-contact{display:flex;flex-direction:column}
.footer-contact li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.7);font-size:13.5px}
.footer-contact i{color:rgba(255,255,255,.5)}
.footer-mid{height:1px;background:rgba(255,255,255,.12);margin:32px 0 20px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.55)}
.footer-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.62)}
.footer-links a:hover{color:#9FB8E6}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;width:44px;height:44px;border-radius:999px;
  background:var(--white);border:1px solid var(--line);color:var(--primary);cursor:pointer;
  display:grid;place-items:center;box-shadow:var(--sh-md);opacity:0;pointer-events:none;
  transition:opacity .25s ease-out,transform .25s ease-out;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-2px)}

@media (max-width:1199px){
  .nav-mini{display:none}
}
@media (min-width:1200px){
  .menu-toggle{display:none}
}
@media (max-width:1023px){
  .art-layout{grid-template-columns:minmax(0,1fr);gap:24px}
  .art-side{position:static}
  .page-title{font-size:32px}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .container-x{padding:0 16px}
  .section{padding:48px 0}
  .navcard{padding:10px 12px;gap:12px}
  .brand-mark{width:42px;height:42px;font-size:16px}
  .brand-text .b1{font-size:14px}
  .brand-text .b2{display:none}
  .nav-actions .btn{padding:0 16px}
  .art-hero{padding:36px 0 30px}
  .page-title{font-size:26px}
  .lead{font-size:15px}
  .article-body{font-size:15.5px}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .pn-grid{grid-template-columns:1fr}
  .pn-card.next{text-align:left}
  .rel-grid{grid-template-columns:minmax(0,1fr)}
  .faq-a-inner{padding-left:18px}
  .cta-strip{padding:26px 20px;flex-direction:column;align-items:flex-start}
  .cta-strip .btn{width:100%}
  .share-group{width:100%;margin-left:0}
  .to-top{right:16px;bottom:18px}
}
@media (max-width:520px){
  .sec-title{font-size:22px}
  .topbar-right{display:none}
  .footer-top{grid-template-columns:1fr}
  .rel-thumb{width:78px;height:66px}
}

/* roulang page: category2 */
:root{
  --primary:#17356B;
  --primary-d:#122B58;
  --accent:#B4213C;
  --ink:#0E1A2B;
  --text:#37455C;
  --muted:#6B7A90;
  --ph:#9AA7BA;
  --line:#E4E9F2;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --mist:#EAF0FA;
  --ok:#1E8E6A;
  --warn:#C2761A;
  --err:#C0322B;
  --r-card:16px;
  --r-block:20px;
  --r-btn:12px;
  --r-img:14px;
  --sh-sm:0 1px 2px rgba(16,35,64,.05);
  --sh-md:0 6px 18px rgba(16,35,64,.07);
  --sh-lg:0 16px 40px rgba(16,35,64,.10);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul,ol{list-style:none;margin:0;padding:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

/* ---------- 顶部工具条 ---------- */
.topbar{background:var(--ink);color:#C4D1E6;font-size:13px;}
.topbar-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar .tb-left{display:flex;align-items:center;gap:14px;}
.topbar .tb-left span{display:inline-flex;align-items:center;gap:6px;}
.topbar .tb-left i{color:#8FB0E6;font-size:12px;}
.topbar .tb-right{display:flex;align-items:center;gap:10px;}
.topbar .tb-right a{transition:color .2s ease-out;}
.topbar .tb-right a:hover{color:#9DBBF5;}
.topbar .sep{color:rgba(255,255,255,.22);}

/* ---------- 导航 ---------- */
.nav-wrap{position:sticky;top:12px;z-index:60;padding:12px 12px 0;}
.navcard{
  max-width:1200px;margin:0 auto;background:#fff;border:1px solid var(--line);
  border-radius:20px;box-shadow:var(--sh-md);
  display:flex;align-items:center;gap:20px;padding:12px 16px;
  transition:padding .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.navcard.is-scrolled{padding:7px 16px;box-shadow:var(--sh-lg);border-color:#EEF2F9;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:13px;background:var(--primary);color:#fff;
  font-weight:700;font-size:16px;letter-spacing:.5px;flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.3;}
.brand-text .b1{font-size:15px;font-weight:600;color:var(--ink);letter-spacing:.2px;}
.brand-text .b2{font-size:12px;color:var(--muted);letter-spacing:.3px;}
.nav-mini{display:flex;gap:10px;flex:1 1 auto;min-width:0;}
.mini-card{
  position:relative;display:flex;align-items:center;gap:8px;
  padding:8px 12px 11px;border:1px solid var(--line);border-radius:12px;background:#fff;
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out,background .2s ease-out;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.3);}
.mini-card.active{background:var(--mist);border-color:rgba(23,53,107,.18);}
.mini-card.active::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;background:var(--primary);}
.mini-ico{
  width:28px;height:28px;border-radius:8px;background:var(--mist);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex:0 0 auto;
}
.mini-card.active .mini-ico{background:#DCE6F7;}
.mini-txt{display:flex;flex-direction:column;line-height:1.35;min-width:0;}
.mini-txt .t{font-size:14px;font-weight:500;color:var(--ink);white-space:nowrap;}
.mini-card.active .mini-txt .t{color:var(--primary);}
.mini-txt .d{font-size:12px;color:var(--muted);white-space:nowrap;}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}

/* ---------- 按钮 / 链接 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:14px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-d);transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:var(--mist);color:var(--primary);}
.btn-ghost:hover{background:#DCE6F7;}
.btn-outline{background:#fff;border-color:rgba(23,53,107,.32);color:var(--primary);}
.btn-outline:hover{background:var(--mist);border-color:rgba(23,53,107,.5);}
.btn-light{background:#fff;color:var(--primary);}
.btn-light:hover{background:#E7EEFA;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-sm{height:38px;padding:0 16px;font-size:13px;border-radius:10px;}
.icon-btn{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;transition:background .2s ease-out,border-color .2s ease-out;
}
.icon-btn:hover{background:var(--mist);border-color:rgba(23,53,107,.3);}
.link-arrow{color:var(--primary);font-size:13px;font-weight:500;display:inline-flex;align-items:center;gap:6px;transition:color .2s ease-out;}
.link-arrow i{font-size:11px;transition:transform .2s ease-out;}
.link-arrow:hover i{transform:translateX(3px);}
.menu-toggle{display:none;}

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

/* ---------- 面包屑 ---------- */
.crumb{padding-top:6px;}
.crumb ol{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--muted);padding:14px 0;}
.crumb li{display:inline-flex;align-items:center;gap:8px;}
.crumb a{transition:color .2s ease-out;}
.crumb a:hover{color:var(--primary);}
.crumb .cur{color:var(--ink);font-weight:600;}
.crumb i{font-size:10px;color:var(--ph);}

/* ---------- 窄幅标题条 ---------- */
.page-band{
  background:var(--mist);border:1px solid #DEE7F6;border-radius:var(--r-block);
  padding:28px 30px;display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.eyebrow{font-size:12px;font-weight:600;color:var(--primary);letter-spacing:.1em;}
.page-band h1{font-size:30px;line-height:1.32;font-weight:700;color:var(--ink);margin:8px 0 10px;}
.page-band .lead{font-size:14px;color:var(--text);margin:0;max-width:640px;line-height:1.8;}
.stat-mini{display:flex;gap:12px;flex:0 0 auto;}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 18px;min-width:126px;box-shadow:var(--sh-sm);}
.stat-card .n{font-size:22px;font-weight:700;color:var(--primary);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat-card .l{font-size:12px;color:var(--muted);margin-top:3px;}

/* ---------- 分类标签条 ---------- */
.chiptabs{display:flex;gap:10px;overflow-x:auto;padding:2px 0;scrollbar-width:none;}
.chiptabs::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;height:36px;padding:0 16px;border-radius:999px;
  display:inline-flex;align-items:center;gap:7px;font-size:13px;
  border:1px solid rgba(23,53,107,.25);color:var(--primary);background:#fff;
  transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
}
.chip:hover{background:var(--mist);transform:translateY(-1px);}
.chip.on{background:var(--primary);color:#fff;border-color:var(--primary);}

/* ---------- 板块 ---------- */
.sec{margin-top:88px;}
.sec-first{margin-top:44px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px;}
.sec-head h2{font-size:26px;font-weight:700;color:var(--ink);margin:0 0 6px;line-height:1.3;}
.sec-head .sub{font-size:14px;color:var(--muted);margin:0;}
.sec-head .head-right{flex:0 0 auto;}

/* ---------- 环节卡片（横向图文） ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.flow-card{
  display:flex;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.3);}
.flow-media{flex:0 0 40%;width:40%;background:var(--mist);}
.flow-media img{width:100%;height:100%;min-height:180px;object-fit:cover;}
.flow-body{flex:1 1 60%;width:60%;padding:20px;display:flex;flex-direction:column;gap:10px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--mist);color:var(--primary);font-size:12px;font-weight:500;align-self:flex-start;
}
.badge.accent{background:rgba(180,33,60,.1);color:var(--accent);}
.flow-body h3{font-size:18px;font-weight:600;color:var(--ink);margin:0;line-height:1.4;}
.flow-body p{font-size:14px;line-height:1.8;color:var(--text);margin:0;}
.flow-foot{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.meta{font-size:12px;color:var(--muted);display:inline-flex;align-items:center;gap:6px;}
.meta i{font-size:11px;color:var(--ph);}

/* ---------- 办理要点编号清单 ---------- */
.point-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-block);padding:28px;box-shadow:var(--sh-sm);}
.point-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 34px;}
.point{display:flex;gap:14px;align-items:flex-start;}
.point-no{
  flex:0 0 auto;width:34px;height:34px;border-radius:999px;background:#fff;
  border:1px solid rgba(23,53,107,.4);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:600;font-variant-numeric:tabular-nums;
}
.point h3{font-size:15px;font-weight:600;color:var(--ink);margin:0 0 4px;line-height:1.5;}
.point p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.75;}

/* ---------- FAQ ---------- */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .22s ease-out,box-shadow .22s ease-out;}
.faq-item:hover{border-color:rgba(23,53,107,.25);}
.faq-item.open{border-color:rgba(23,53,107,.3);box-shadow:var(--sh-sm);}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;gap:14px;
  padding:18px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-no{
  flex:0 0 auto;width:26px;height:26px;border-radius:999px;background:var(--mist);color:var(--primary);
  font-size:12px;display:inline-flex;align-items:center;justify-content:center;font-weight:600;
}
.faq-q .arrow{margin-left:auto;color:var(--muted);font-size:13px;transition:transform .25s ease-out,color .25s ease-out;}
.faq-item.open .faq-q .arrow{transform:rotate(180deg);color:var(--primary);}
.faq-item.open .faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--primary);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out;}
.faq-a p{padding:0 20px 20px 60px;margin:0;font-size:15px;line-height:1.85;color:var(--muted);}

/* ---------- 交叉入口 ---------- */
.cross-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:20px;align-items:stretch;}
.cross-card{
  display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:18px;box-shadow:var(--sh-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.cross-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.3);}
.cross-card img{width:108px;height:92px;object-fit:cover;border-radius:12px;flex:0 0 auto;}
.cross-card h3{font-size:16px;font-weight:600;color:var(--ink);margin:0 0 6px;line-height:1.45;}
.cross-card p{font-size:13.5px;color:var(--muted);margin:0 0 8px;line-height:1.7;}
.cross-bar{
  margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:22px;
  background:var(--mist);border:1px dashed #CFDCF2;border-radius:var(--r-card);padding:16px 22px;flex-wrap:wrap;
}
.cross-bar p{margin:0;font-size:14px;color:var(--text);}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  background:var(--primary);border-radius:var(--r-block);padding:32px 36px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-band h2{font-size:22px;font-weight:700;color:#fff;margin:0 0 6px;line-height:1.4;}
.cta-band p{margin:0;font-size:14px;color:#BCCCEA;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink);color:#B7C4DA;margin-top:88px;padding:56px 0 24px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer h4{color:#fff;font-size:15px;font-weight:600;margin:0 0 16px;}
.footer ul.list{display:flex;flex-direction:column;gap:10px;font-size:14px;}
.footer a{display:inline-block;transition:color .2s ease-out,transform .2s ease-out;}
.footer a:hover{color:#9DBBF5;transform:translateX(2px);}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.f-brand .brand-mark{width:46px;height:46px;border-radius:13px;background:#1E3F7C;}
.f-brand .brand-text .b1{color:#fff;}
.f-brand .brand-text .b2{color:#8496B3;}
.footer p{font-size:14px;line-height:1.8;color:#8C9CB8;margin:0;max-width:360px;}
.footer-contact{display:flex;flex-direction:column;font-size:14px;}
.footer-contact li{display:flex;gap:10px;align-items:center;}
.footer-contact i{color:#9DBBF5;width:16px;text-align:center;}
.footer-mid{height:1px;background:rgba(255,255,255,.1);margin:34px 0 20px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8496B3;}
.footer-links{display:flex;gap:16px;align-items:center;flex-wrap:wrap;}
.footer-links a:hover{color:#9DBBF5;}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--primary);box-shadow:var(--sh-md);
  display:flex;align-items:center;justify-content:center;z-index:70;
  opacity:0;pointer-events:none;transition:opacity .25s ease-out,transform .25s ease-out,box-shadow .25s ease-out;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-2px);box-shadow:var(--sh-lg);}

/* ---------- 移动端抽屉 ---------- */
.drawer{position:fixed;inset:0;background:rgba(14,26,43,.45);z-index:90;display:none;}
.drawer.open{display:block;}
.drawer-panel{
  position:absolute;inset:0;background:var(--bg);padding:20px 16px;
  display:flex;flex-direction:column;gap:12px;overflow-y:auto;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px;}
.drawer-item{
  display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:14px 16px;box-shadow:var(--sh-sm);
}
.drawer-item .mini-ico{width:32px;height:32px;}
.drawer-item .dt{font-size:15px;font-weight:600;color:var(--ink);}
.drawer-item .dd{font-size:12px;color:var(--muted);}
.drawer-item.active{border-color:rgba(23,53,107,.35);background:var(--mist);}
.drawer-item .arrow{margin-left:auto;color:var(--ph);font-size:12px;}
.drawer-cta{margin-top:auto;padding-top:16px;}
.drawer-cta .btn{width:100%;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-mini{display:none;}
  .menu-toggle{display:inline-flex;}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;}
  .cross-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  .page-band{flex-direction:column;align-items:flex-start;padding:22px 20px;gap:20px;}
  .page-band h1{font-size:24px;}
  .stat-mini{width:100%;}
  .stat-card{flex:1 1 0;min-width:0;}
  .sec{margin-top:56px;}
  .sec-first{margin-top:32px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:20px;}
  .sec-head h2{font-size:21px;}
  .flow-grid{grid-template-columns:1fr;}
  .flow-card{flex-direction:column;}
  .flow-media{width:100%;flex:0 0 auto;}
  .flow-media img{height:178px;min-height:0;}
  .flow-body{width:100%;flex:1 1 auto;padding:18px;}
  .point-grid{grid-template-columns:1fr;gap:18px;}
  .point-panel{padding:20px;}
  .cross-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:24px 22px;}
  .cta-band h2{font-size:19px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 auto;}
  .container-x{padding:0 16px;}
  .topbar-inner{padding:0 16px;font-size:12px;}
  .nav-wrap{padding:10px 10px 0;}
  .faq-a p{padding:0 18px 18px 18px;}
  .footer{padding:44px 0 20px;margin-top:56px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .to-top{right:16px;bottom:16px;}
}
@media (max-width:519px){
  .brand-text .b1{font-size:14px;}
  .brand-text .b2{display:none;}
  .brand-mark{width:42px;height:42px;font-size:15px;border-radius:12px;}
  .topbar .tb-hidden{display:none;}
  .btn{height:44px;padding:0 16px;font-size:13.5px;}
  .stat-mini{flex-direction:column;}
  .cross-card{flex-direction:column;align-items:flex-start;}
  .cross-card img{width:100%;height:142px;}
  .cross-bar{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category3 */
:root{
  --ink:#0E1A2B;
  --text:#37455C;
  --muted:#6B7A90;
  --ph:#9AA7BA;
  --line:#E4E9F2;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --mist:#EAF0FA;
  --primary:#17356B;
  --primary-d:#12294F;
  --accent:#B4213C;
  --ok:#1E8E6A;
  --warn:#C2761A;
  --err:#C0322B;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(16,35,64,.05);
  --sh-md:0 6px 18px rgba(16,35,64,.07);
  --sh-lg:0 16px 40px rgba(16,35,64,.10);
  --ease:220ms cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
button,input,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:600;line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

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

/* ---------- 顶部工具条 ---------- */
.topbar{background:#12294F;color:#C9D6EA;font-size:13px}
.topbar-in{max-width:1200px;margin:0 auto;padding:0 24px;height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-l{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.topbar-l span{display:inline-flex;align-items:center;gap:6px}
.topbar-l i{color:#8FA9D6}
.topbar-r{display:flex;align-items:center;gap:10px;flex:none}
.topbar-r a{color:#C9D6EA}
.topbar-r a:hover{color:#fff}
.topbar-r .sep{color:#3C5480}

/* ---------- 卡片化导航 ---------- */
.nav-wrap{position:sticky;top:8px;z-index:60;padding:12px 12px 0}
.navcard{
  max-width:1200px;margin:0 auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-md);
  padding:12px 18px;display:flex;align-items:center;gap:18px;
  transition:padding var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.navcard.scrolled{padding:7px 18px;box-shadow:var(--sh-lg);border-color:rgba(228,233,242,.6)}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{
  width:44px;height:44px;border-radius:12px;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:600;letter-spacing:-.5px;flex:none;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text .b1{font-size:16px;font-weight:600;color:var(--ink);letter-spacing:-.2px}
.brand-text .b2{font-size:11.5px;color:var(--muted);letter-spacing:.4px}
.nav-mini{display:flex;align-items:center;gap:8px;margin-left:6px;flex:1;min-width:0}
.mini-card{
  display:flex;align-items:center;gap:9px;padding:7px 11px;background:#fff;
  border:1px solid var(--line);border-radius:12px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease);
  min-width:0;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.3)}
.mini-card.active{background:var(--mist);border-color:rgba(23,53,107,.3);box-shadow:inset 0 -2px 0 var(--primary)}
.mini-card.active .t{color:var(--primary)}
.mini-ico{width:28px;height:28px;border-radius:8px;background:var(--mist);color:var(--primary);display:grid;place-items:center;font-size:12.5px;flex:none}
.mini-card.active .mini-ico{background:#fff}
.mini-txt{display:flex;flex-direction:column;min-width:0;text-align:left}
.mini-txt .t{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap}
.mini-txt .d{font-size:11.5px;color:var(--muted);white-space:nowrap}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{background:var(--primary-d);transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:none;box-shadow:var(--sh-sm)}
.btn-outline{background:#fff;color:var(--primary);border-color:rgba(23,53,107,.35)}
.btn-outline:hover{background:var(--mist);transform:translateY(-1px)}
.btn-ghost{background:var(--mist);color:var(--primary)}
.btn-ghost:hover{background:#DFE8F7;transform:translateY(-1px)}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600}
.btn-link i{transition:transform var(--ease)}
.btn-link:hover i{transform:translateX(3px)}
.btn-link:hover{color:var(--primary-d)}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--primary);
  display:grid;place-items:center;transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.icon-btn:hover{background:var(--mist);border-color:rgba(23,53,107,.28);transform:translateY(-1px)}
.menu-toggle{display:none}

/* ---------- 抽屉 ---------- */
.drawer{position:fixed;inset:0;background:rgba(14,26,43,.5);z-index:90;opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease)}
.drawer.open{opacity:1;visibility:visible}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(368px,90vw);background:#fff;
  padding:20px 20px 0;transform:translateX(100%);transition:transform 280ms cubic-bezier(.22,.61,.36,1);
  display:flex;flex-direction:column;overflow-y:auto;
}
.drawer.open .drawer-panel{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-head .b1{font-size:16px;font-weight:600;color:var(--ink)}
.drawer-head .b2{font-size:12px;color:var(--muted)}
.drawer-list{display:flex;flex-direction:column;gap:10px}
.drawer-item{
  display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);
  border-radius:14px;background:#fff;transition:background var(--ease),border-color var(--ease)
}
.drawer-item:hover{background:var(--mist);border-color:rgba(23,53,107,.3)}
.drawer-item.active{background:var(--mist);border-color:rgba(23,53,107,.3)}
.drawer-item .mini-ico{width:34px;height:34px;font-size:14px}
.drawer-item .arr{margin-left:auto;color:var(--ph);font-size:13px}
.drawer-note{margin:20px 0;padding:14px;background:var(--mist);border-radius:14px;font-size:13px;color:var(--muted);line-height:1.7}
.drawer-cta{margin-top:auto;padding:14px 0 22px;position:sticky;bottom:0;background:#fff}
.drawer-cta .btn{width:100%}

/* ---------- 面包屑 & 标签条 ---------- */
.crumb{background:#F1F5FC;border-bottom:1px solid var(--line)}
.crumb-in{max-width:1200px;margin:0 auto;padding:0 24px;height:52px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.crumb-in a{color:var(--muted)}
.crumb-in a:hover{color:var(--primary)}
.crumb-in i{font-size:10px;color:var(--ph)}
.crumb-in .now{color:var(--ink);font-weight:600}

.tagstrip{max-width:1200px;margin:26px auto 0;padding:0 24px}
.tagstrip-in{display:flex;gap:10px;overflow-x:auto;padding:4px 0 10px;scrollbar-width:thin}
.tagstrip-in::-webkit-scrollbar{height:6px}
.tagstrip-in::-webkit-scrollbar-thumb{background:#D8E1F0;border-radius:999px}
.pill{
  display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 15px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--text);font-size:13.5px;white-space:nowrap;
  transition:background var(--ease),border-color var(--ease),color var(--ease),transform var(--ease);
}
.pill:hover{border-color:rgba(23,53,107,.35);color:var(--primary);transform:translateY(-1px)}
.pill.on{background:var(--primary);border-color:var(--primary);color:#fff}
.pill i{font-size:11px}

/* ---------- 板块 ---------- */
.sec{padding:74px 0}
.sec-tight{padding:52px 0}
.sec-mist{background:var(--mist)}
.sec-head{max-width:760px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--primary);
  letter-spacing:.6px;margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px}
.sec-head h2{font-size:28px;letter-spacing:-.3px;margin-bottom:12px}
.sec-head p{font-size:15.5px;color:var(--muted)}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:32px}

/* ---------- 页面标题区 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--mist);border-bottom:1px solid var(--line)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(23,53,107,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(23,53,107,.045) 1px,transparent 1px);
  background-size:34px 34px;
}
.page-hero-in{position:relative;max-width:1200px;margin:0 auto;padding:52px 24px 56px;display:grid;gap:36px;grid-template-columns:1.35fr 1fr;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 13px;border-radius:999px;
  background:#fff;border:1px solid rgba(23,53,107,.18);color:var(--primary);font-size:12.5px;font-weight:600;margin-bottom:16px;
}
.page-hero h1{font-size:38px;letter-spacing:-.6px;margin-bottom:16px;line-height:1.26}
.page-hero h1 em{font-style:normal;color:var(--primary)}
.hero-sub{font-size:16px;color:var(--text);max-width:560px;margin-bottom:24px}
.hero-stats{display:flex;gap:14px;flex-wrap:wrap}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;box-shadow:var(--sh-sm);
  display:flex;align-items:center;gap:12px;min-width:186px;
}
.stat-card .num{font-size:22px;font-weight:600;color:var(--primary);line-height:1.1}
.stat-card .lab{font-size:12px;color:var(--muted);margin-top:3px}
.stat-ico{width:36px;height:36px;border-radius:11px;background:var(--mist);color:var(--primary);display:grid;place-items:center;font-size:14px;flex:none}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-md);border:1px solid var(--line)}
.hero-figure img{width:100%;height:296px;object-fit:cover}
.hero-chip{
  position:absolute;left:16px;bottom:16px;right:16px;background:rgba(255,255,255,.96);
  border:1px solid var(--line);border-radius:14px;padding:12px 15px;backdrop-filter:blur(4px);
}
.hero-chip .t{font-size:13px;font-weight:600;color:var(--ink);display:block}
.hero-chip .d{font-size:12px;color:var(--muted);display:block;margin-top:2px}

/* ---------- 说明卡组 ---------- */
.rule-list{display:flex;flex-direction:column;gap:16px}
.rule-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);
  padding:24px;display:grid;grid-template-columns:230px 1fr;gap:26px;align-items:start;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rule-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.22)}
.rule-side{display:flex;gap:13px;align-items:flex-start}
.rule-idx{
  width:34px;height:34px;border-radius:50%;border:1.5px solid rgba(23,53,107,.4);color:var(--primary);
  display:grid;place-items:center;font-size:14px;font-weight:600;flex:none;
}
.rule-side h3{font-size:18px;margin-bottom:6px}
.rule-side .tag{font-size:12px;color:var(--muted)}
.rule-body p{font-size:15px;line-height:1.85;color:var(--text)}
.rule-body p + p{margin-top:10px}
.rule-body .mini-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;border-radius:999px;background:var(--mist);color:var(--primary);font-size:12px}
.chip.warn{background:rgba(194,118,26,.12);color:var(--warn)}
.chip.ok{background:rgba(30,142,106,.12);color:var(--ok)}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:34px;margin-top:8px}
.timeline::before{content:"";position:absolute;left:9px;top:10px;bottom:14px;width:2px;background:var(--line)}
.tl-item{position:relative;padding-bottom:20px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:22px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:2px solid var(--primary);box-shadow:0 0 0 4px var(--bg);
}
.tl-item:last-child::before{background:var(--primary)}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.22)}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:9px}
.tl-top h3{font-size:17px}
.tl-card p{font-size:14.5px;color:var(--text)}
.tl-meta{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;font-size:12.5px;color:var(--muted)}
.tl-meta span{display:inline-flex;align-items:center;gap:6px}
.tl-meta i{color:var(--primary)}

/* ---------- 对照表 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;box-shadow:var(--sh-sm)}
table.rule-table{width:100%;border-collapse:collapse;min-width:680px}
table.rule-table thead th{
  background:var(--primary);color:#fff;font-size:13.5px;font-weight:600;text-align:left;
  padding:15px 18px;white-space:nowrap;
}
table.rule-table td{padding:15px 18px;font-size:14px;color:var(--text);border-bottom:1px solid var(--line)}
table.rule-table tbody tr:nth-child(even){background:#FAFBFE}
table.rule-table tbody tr:last-child td{border-bottom:0}
table.rule-table td b{color:var(--ink);font-weight:600}
.table-note{margin-top:12px;font-size:12.5px;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.table-note i{color:var(--accent);margin-top:5px}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh-sm);overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item.open{border-color:rgba(23,53,107,.3);box-shadow:var(--sh-md)}
.faq-q{width:100%;display:flex;align-items:center;gap:13px;padding:17px 18px;text-align:left}
.faq-num{
  width:28px;height:28px;border-radius:9px;background:var(--mist);color:var(--primary);flex:none;
  display:grid;place-items:center;font-size:12px;font-weight:600;
}
.faq-t{font-size:15.5px;font-weight:600;color:var(--ink);flex:1;line-height:1.5}
.faq-ar{color:var(--ph);font-size:12px;transition:transform var(--ease),color var(--ease);flex:none}
.faq-item.open .faq-ar{transform:rotate(180deg);color:var(--primary)}
.faq-item.open .faq-num{background:var(--primary);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms cubic-bezier(.22,.61,.36,1)}
.faq-a-in{padding:0 18px 18px 59px;font-size:14.5px;color:var(--muted);line-height:1.8}
.faq-a-in strong{color:var(--ink);font-weight:600}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  background:var(--primary);border-radius:var(--r-lg);padding:38px 40px;color:#DCE5F5;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--sh-md);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:rgba(180,33,60,.18);
}
.cta-band h2{color:#fff;font-size:25px;margin-bottom:8px;position:relative}
.cta-band p{font-size:14.5px;color:#B9C8E2;max-width:640px;position:relative}
.cta-band .btn{position:relative}
.cta-band .btn-light{background:#fff;color:var(--primary)}
.cta-band .btn-light:hover{background:var(--mist);transform:translateY(-1px)}

/* ---------- 交叉入口 ---------- */
.xlink-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:16px}
.xlink-grid .wide{grid-column:1 / -1}
.xlink{
  display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.xlink:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(23,53,107,.24)}
.xlink-ico{width:44px;height:44px;border-radius:12px;background:var(--mist);color:var(--primary);display:grid;place-items:center;font-size:16px;flex:none}
.xlink h3{font-size:16.5px;margin-bottom:4px}
.xlink p{font-size:13px;color:var(--muted)}
.xlink .arr{margin-left:auto;color:var(--primary);font-size:14px;flex:none;transition:transform var(--ease)}
.xlink:hover .arr{transform:translateX(4px)}
.xlink-h {
  flex-direction:row;align-items:center;justify-content:space-between;
  background:linear-gradient(0deg,#fff,#fff),var(--mist);
}

/* ---------- 页脚 ---------- */
.footer{background:#0E1A2B;color:#93A5C0;margin-top:0;padding:56px 0 0;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer p{font-size:13.5px;line-height:1.85;color:#8394AE}
.f-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.f-brand .brand-mark{background:#1E3E7C}
.f-brand .brand-text .b1{color:#fff;font-size:15.5px}
.f-brand .brand-text .b2{color:#7C8FAC;font-size:11.5px}
.footer ul{display:flex;flex-direction:column;gap:11px}
.footer ul a,.footer ul li span{font-size:13.5px;color:#93A5C0;display:inline-flex;align-items:center;gap:9px;transition:color var(--ease),transform var(--ease)}
.footer ul a:hover{color:#CFE0FF;transform:translateX(2px)}
.footer-contact i{color:#5E7AAA;width:16px;text-align:center;flex:none}
.footer-mid{height:1px;background:rgba(147,165,192,.18)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px 0;font-size:12.5px;color:#7C8FAC}
.footer-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.footer-links a:hover{color:#CFE0FF}
.footer-links .sep{color:#3C5480}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;background:#fff;
  border:1px solid var(--line);box-shadow:var(--sh-md);color:var(--primary);display:grid;place-items:center;
  opacity:0;visibility:hidden;transform:translateY(8px);transition:all var(--ease);z-index:70;
}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--mist);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .mini-txt .d{display:none}
}
@media (max-width:1024px){
  .nav-mini{display:none}
  .menu-toggle{display:grid}
  .nav-actions .btn-primary{display:none}
  .page-hero-in{grid-template-columns:1fr;padding:40px 24px 46px;gap:26px}
  .page-hero h1{font-size:32px}
  .hero-figure img{height:230px}
  .rule-card{grid-template-columns:1fr;gap:14px}
  .faq-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .xlink-grid{grid-template-columns:1fr}
  .sec{padding:56px 0}
}
@media (max-width:768px){
  .topbar-l span:nth-child(2){display:none}
  .container-x{padding:0 16px}
  .topbar-in,.crumb-in,.tagstrip,.page-hero-in{padding-left:16px;padding-right:16px}
  .nav-wrap{padding:10px 10px 0}
  .navcard{padding:9px 12px;border-radius:16px;gap:10px}
  .brand-mark{width:38px;height:38px;font-size:15px;border-radius:10px}
  .brand-text .b1{font-size:14.5px}
  .brand-text .b2{display:none}
  .page-hero h1{font-size:27px}
  .hero-sub{font-size:15px}
  .page-hero-in{padding:32px 16px 40px}
  .sec{padding:46px 0}
  .sec-head h2{font-size:22px}
  .cta-band{padding:28px 22px;border-radius:16px}
  .cta-band h2{font-size:21px}
  .cta-band .btn{width:100%}
  .footer{padding-top:42px}
  .footer-top{grid-template-columns:1fr;gap:26px;padding-bottom:28px}
  .faq-a-in{padding-left:18px}
  .rule-card{padding:20px}
}
@media (max-width:520px){
  .stat-card{min-width:100%;width:100%}
  .hero-stats{flex-direction:column}
  .timeline{padding-left:26px}
  .tl-item::before{left:-26px;width:16px;height:16px}
  .timeline::before{left:7px}
}