/* roulang page: index */
:root{
  --brand:#123A6B;
  --brand-deep:#0C2B52;
  --link:#1E6FD9;
  --cyan:#0FBFB0;
  --amber:#F2A03D;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --alt:#EEF4FB;
  --text:#0E1B2A;
  --text-2:#4A5A6E;
  --text-3:#8A98A8;
  --line:rgba(18,58,107,.10);
  --line-strong:rgba(18,58,107,.18);
  --danger:#D64545;
  --success:#1E9E6A;
  --r-card:16px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,42,76,.06),0 8px 24px rgba(16,42,76,.08);
  --sh-2:0 16px 36px rgba(16,42,76,.12);
  --font-sans:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --container:1200px;
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  scroll-padding-top:124px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--link);text-decoration:none;transition:color .18s ease,text-decoration-color .18s ease;}
a:hover{color:var(--brand);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--brand);font-weight:700;line-height:1.28;letter-spacing:-.01em;}
h1{font-size:40px;line-height:1.2;}
h2{font-size:28px;line-height:1.32;}
h3{font-size:20px;font-weight:600;line-height:1.4;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--link);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.sec{padding:var(--sec) 0;}
.sec--alt{background:var(--alt);}
.sec-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;line-height:18px;font-weight:600;letter-spacing:.08em;
  color:var(--link);text-transform:none;
  background:rgba(30,111,217,.08);
  border:1px solid rgba(30,111,217,.16);
  border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:16px;
}
.sec-head h2{margin-bottom:12px;}
.sec-head p{color:var(--text-2);font-size:16px;}
.text-cyan{color:var(--cyan);}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:var(--r-input);
  border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;user-select:none;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .12s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 2px rgba(16,42,76,.10);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;box-shadow:var(--sh-2);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 1px 2px rgba(16,42,76,.14);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn-outline:hover{background:#fff;color:var(--brand);border-color:var(--link);box-shadow:var(--sh-1);}
.btn-ghost{background:rgba(18,58,107,.05);color:var(--brand);}
.btn-ghost:hover{background:rgba(18,58,107,.10);color:var(--brand);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px;}
.btn-lg{height:52px;padding:0 32px;font-size:16px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important;}
.btn-block{width:100%;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-top{height:64px;display:flex;align-items:center;border-bottom:1px solid var(--line);}
.nav-top-inner{display:flex;align-items:center;gap:24px;height:100%;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--link) 62%,var(--cyan) 100%);
  color:#fff;font-size:13px;font-weight:700;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(18,58,107,.22);
}
.logo-text{font-size:18px;font-weight:700;color:var(--brand);letter-spacing:-.01em;}
.logo:hover .logo-text{color:var(--link);}
.nav-search{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
}
.nav-search i{position:absolute;left:14px;font-size:13px;color:var(--text-3);pointer-events:none;}
.nav-search input{
  width:100%;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:var(--alt);
  padding:0 16px 0 38px;font-size:14px;color:var(--text);
  transition:border-color .18s ease,background-color .18s ease,box-shadow .18s ease;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search input:focus{
  outline:none;background:#fff;border-color:var(--link);
  box-shadow:0 0 0 3px rgba(30,111,217,.16);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-tabs{height:48px;position:relative;}
.tabs-wrap{position:relative;height:100%;}
.tabs-inner{
  display:flex;align-items:center;gap:8px;height:100%;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.tabs-inner::-webkit-scrollbar{display:none;}
.tabs-wrap::before,.tabs-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:44px;pointer-events:none;z-index:2;
  transition:opacity .2s ease;
}
.tabs-wrap::before{left:0;background:linear-gradient(90deg,rgba(255,255,255,.98),rgba(255,255,255,0));}
.tabs-wrap::after{right:0;background:linear-gradient(270deg,rgba(255,255,255,.98),rgba(255,255,255,0));}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--r-pill);font-size:14px;font-weight:600;color:var(--text-2);
  background:rgba(18,58,107,.05);border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.tab:hover{background:rgba(18,58,107,.10);color:var(--brand);}
.tab.active{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 4px 12px rgba(18,58,107,.22);}
.tab.active:hover{background:var(--brand-deep);color:#fff;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--alt);}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center;}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,.95) 0%,rgba(255,255,255,.86) 42%,rgba(238,244,251,.74) 100%);
}
.hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;align-items:center;
  padding-top:78px;padding-bottom:64px;
}
.hero-copy{max-width:620px;}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(15,191,176,.12);border:1px solid rgba(15,191,176,.32);
  color:#0A7E75;font-size:13px;font-weight:600;margin-bottom:20px;
}
.hero-copy h1{margin-bottom:18px;}
.hero-sub{font-size:18px;line-height:1.7;color:var(--text-2);margin-bottom:30px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;}
.hero-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.hero-panel-media{position:relative;aspect-ratio:16/9;background:#DDE7F3;}
.hero-panel-media img{width:100%;height:100%;object-fit:cover;}
.hero-badge{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);color:var(--brand);
  font-size:13px;font-weight:600;box-shadow:0 6px 18px rgba(16,42,76,.16);
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 3px rgba(15,191,176,.20);}
.hero-panel-body{padding:22px 24px 24px;}
.hero-panel-body h3{font-size:17px;margin-bottom:10px;}
.hero-panel-body p{font-size:14px;color:var(--text-2);line-height:1.75;}
.hero-panel-list{margin-top:16px;border-top:1px solid var(--line);padding-top:14px;display:grid;gap:10px;}
.hero-panel-list li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2);}
.hero-panel-list i{color:var(--cyan);font-size:13px;}
.hero-meta{
  position:relative;z-index:1;border-top:1px solid var(--line);
  background:rgba(255,255,255,.72);backdrop-filter:blur(6px);
}
.hero-meta-inner{display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
.hero-meta-item{display:flex;align-items:center;gap:14px;padding:20px 0;}
.hero-meta-item + .hero-meta-item{border-left:1px solid var(--line);padding-left:28px;}
.hero-meta-item i{
  width:38px;height:38px;flex:0 0 auto;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(30,111,217,.10);color:var(--link);font-size:15px;
}
.hero-meta-item span{display:block;font-size:12px;color:var(--text-3);letter-spacing:.04em;}
.hero-meta-item strong{display:block;font-size:15px;color:var(--brand);font-weight:600;}

/* ============ 数据条 ============ */
.stats{background:#fff;border-bottom:1px solid var(--line);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:40px 0 38px;padding-left:32px;}
.stat:first-child{padding-left:0;}
.stat + .stat{border-left:1px solid var(--line);}
.stat-num{
  font-size:38px;line-height:1.1;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num small{font-size:18px;font-weight:600;color:var(--link);margin-left:2px;}
.stat-label{margin-top:6px;font-size:14px;color:var(--text-2);}
.stat-note{margin-top:2px;font-size:12px;color:var(--text-3);}

/* ============ 频道入口错位网格 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:24px;}
.channel-card{
  position:relative;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,191,176,.5);}
.channel-card--wide{grid-column:span 2;flex-direction:row;}
.channel-media{position:relative;background:#DDE7F3;overflow:hidden;flex:0 0 auto;}
.channel-card:not(.channel-card--wide) .channel-media{aspect-ratio:16/9;}
.channel-card--wide .channel-media{width:44%;min-height:100%;}
.channel-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.channel-card:hover .channel-media img{transform:scale(1.04);}
.channel-body{padding:24px;display:flex;flex-direction:column;flex:1 1 auto;}
.channel-tag{
  display:inline-flex;align-items:center;align-self:flex-start;
  height:24px;padding:0 10px;border-radius:6px;margin-bottom:14px;
  background:rgba(30,111,217,.09);color:var(--link);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.channel-card h3{margin-bottom:10px;}
.channel-card p{font-size:14px;color:var(--text-2);line-height:1.75;flex:1 1 auto;}
.channel-foot{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.channel-foot span{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.channel-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.channel-link i{font-size:12px;transition:transform .2s ease;}
.channel-card:hover .channel-link i{transform:translateX(3px);}
.channel-card--wide .channel-body{padding:32px 34px;}

/* ============ 时间线 ============ */
.sched-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.sched-tab{
  height:40px;padding:0 20px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line-strong);
  color:var(--text-2);font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.sched-tab:hover{border-color:var(--link);color:var(--brand);}
.sched-tab.active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(18,58,107,.22);}
.sched-panel{display:none;}
.sched-panel.active{display:block;animation:fadeUp .3s ease both;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}
.timeline{position:relative;padding-left:32px;}
.timeline::before{
  content:"";position:absolute;left:5px;top:10px;bottom:10px;width:2px;
  background:rgba(15,191,176,.35);border-radius:2px;
}
.tl-item{position:relative;padding:0 0 30px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:8px;
  width:12px;height:12px;border-radius:50%;
  background:var(--cyan);border:2px solid #fff;
  box-shadow:0 0 0 3px rgba(15,191,176,.18);
}
.tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:6px;}
.tl-time{
  font-size:14px;font-weight:700;color:var(--link);
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
  min-width:96px;
}
.tl-title{font-size:17px;font-weight:600;color:var(--brand);transition:color .18s ease,transform .18s ease;}
.tl-item:hover .tl-title{color:var(--link);transform:translateX(2px);}
.tl-desc{font-size:14px;color:var(--text-2);line-height:1.75;margin-top:4px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:6px;font-size:12px;font-weight:600;
  background:rgba(18,58,107,.06);color:var(--text-2);border:1px solid var(--line);
}
.tag--cyan{background:rgba(15,191,176,.10);color:#0A7E75;border-color:rgba(15,191,176,.28);}
.tag--amber{background:rgba(242,160,61,.13);color:#9A5A0C;border-color:rgba(242,160,61,.34);}

/* ============ 亮点错位网格 ============ */
.hl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.hl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.hl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,191,176,.5);}
.hl-card--wide{grid-column:span 2;flex-direction:row;align-items:stretch;}
.hl-media{background:#DDE7F3;overflow:hidden;flex:0 0 auto;}
.hl-card:not(.hl-card--wide) .hl-media{aspect-ratio:4/3;}
.hl-card--wide .hl-media{width:48%;}
.hl-media img{width:100%;height:100%;object-fit:cover;}
.hl-body{padding:24px;display:flex;flex-direction:column;flex:1 1 auto;}
.hl-avatar{
  width:56px;height:56px;border-radius:50%;overflow:hidden;
  border:2px solid #fff;box-shadow:0 4px 14px rgba(16,42,76,.16);
  margin-bottom:14px;background:#DDE7F3;
}
.hl-avatar img{width:100%;height:100%;object-fit:cover;}
.hl-name{font-size:16px;font-weight:600;color:var(--brand);}
.hl-role{font-size:13px;color:var(--text-3);margin-bottom:12px;}
.hl-card p{font-size:14px;color:var(--text-2);line-height:1.75;flex:1 1 auto;}
.hl-card--wide .hl-body{padding:32px 34px;justify-content:center;}

/* ============ 方案对比卡 ============ */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.plan{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:30px 28px 28px;
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.plan:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.plan--featured{border:1.5px solid var(--brand);box-shadow:0 18px 40px rgba(16,42,76,.14);}
.plan-badge{
  position:absolute;top:-13px;right:24px;
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--amber);color:#4A2B02;font-size:12px;font-weight:700;
  box-shadow:0 6px 14px rgba(242,160,61,.36);
}
.plan h3{font-size:18px;margin-bottom:6px;}
.plan-desc{font-size:13px;color:var(--text-3);margin-bottom:18px;}
.plan-price{display:flex;align-items:baseline;gap:6px;padding-bottom:18px;border-bottom:1px solid var(--line);}
.plan-price strong{
  font-size:32px;font-weight:700;color:var(--brand);letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.plan-price span{font-size:13px;color:var(--text-3);}
.plan-list{margin:20px 0 26px;display:grid;gap:12px;flex:1 1 auto;}
.plan-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2);line-height:1.6;}
.plan-list i{font-size:15px;margin-top:3px;flex:0 0 auto;}
.plan-list .ok{color:var(--cyan);}
.plan-list .no{color:#C6D0DA;}
.plan-list li.muted{color:var(--text-3);}
.plan-compare{
  margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:8px 4px;overflow-x:auto;box-shadow:var(--sh-1);
}
.plan-compare table{width:100%;border-collapse:collapse;min-width:640px;}
.plan-compare th,.plan-compare td{
  padding:14px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);
}
.plan-compare th{color:var(--brand);font-weight:600;background:rgba(238,244,251,.6);}
.plan-compare td{color:var(--text-2);}
.plan-compare tr:last-child td{border-bottom:0;}
.plan-compare td:first-child{color:var(--text);font-weight:600;}

/* ============ 登记表单 ============ */
.signup-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:32px;align-items:start;}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:34px;
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card > p{font-size:14px;color:var(--text-3);margin-bottom:26px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;display:flex;flex-direction:column;}
.field label{font-size:13px;color:var(--text-2);font-weight:600;margin-bottom:8px;}
.field label .req{color:var(--danger);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;border-radius:var(--r-input);
  border:1px solid var(--line-strong);background:#fff;
  padding:0 14px;font-size:15px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.field textarea{height:auto;min-height:104px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(30,111,217,.16);
}
.field select{appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%234A5A6E' d='M1.4.6 6 5.2 10.6.6 12 2 6 8 0 2z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);box-shadow:0 0 0 3px rgba(214,69,69,.12);}
.field-error{font-size:13px;color:var(--danger);margin-top:6px;display:none;}
.field.has-error .field-error{display:block;}
.check{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7;margin:4px 0 22px;}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand);flex:0 0 auto;}
.form-status{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-input);
  font-size:14px;background:rgba(30,158,106,.10);color:#146E4A;border:1px solid rgba(30,158,106,.28);
}
.form-status.show{display:block;}
.form-status.error{background:rgba(214,69,69,.08);color:#A32B2B;border-color:rgba(214,69,69,.28);}
.spinner{
  width:15px;height:15px;border-radius:50%;
  border:2px solid rgba(255,255,255,.45);border-top-color:#fff;
  animation:spin .7s linear infinite;display:none;
}
.btn.is-loading .spinner{display:inline-block;}
.btn.is-loading .btn-label{opacity:.85;}
@keyframes spin{to{transform:rotate(360deg);}}
.aside-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:28px;margin-bottom:24px;
}
.aside-card h3{font-size:17px;margin-bottom:18px;}
.aside-list{display:grid;gap:18px;}
.aside-item{display:flex;gap:14px;align-items:flex-start;}
.aside-item i{
  width:38px;height:38px;flex:0 0 auto;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(30,111,217,.10);color:var(--link);font-size:15px;
}
.aside-item strong{display:block;font-size:14px;color:var(--brand);font-weight:600;}
.aside-item span{display:block;font-size:13px;color:var(--text-2);line-height:1.7;}
.aside-contact{background:var(--brand);border:0;color:#fff;}
.aside-contact h3{color:#fff;}
.aside-contact p{font-size:14px;color:rgba(255,255,255,.82);line-height:1.8;}
.aside-contact a{color:#8FE7DE;font-weight:600;word-break:break-all;}
.aside-contact a:hover{color:#fff;}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,191,176,.5);}
.news-card--lead{grid-column:span 2;flex-direction:row;}
.news-thumb{position:relative;background:linear-gradient(100deg,#DDE7F3 0%,#EEF4FB 50%,#DDE7F3 100%);overflow:hidden;flex:0 0 auto;}
.news-card:not(.news-card--lead) .news-thumb{aspect-ratio:16/9;}
.news-card--lead .news-thumb{width:42%;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:24px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-card--lead .news-body{padding:32px 34px;justify-content:center;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap;}
.badge-cat{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(15,191,176,.12);color:#0A7E75;
  font-size:12px;font-weight:600;border:1px solid rgba(15,191,176,.26);
}
.news-date{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.news-card h3{font-size:17px;margin-bottom:10px;line-height:1.5;}
.news-card--lead h3{font-size:20px;}
.news-card h3 a{color:var(--brand);}
.news-card h3 a:hover{color:var(--link);text-decoration:underline;text-underline-offset:3px;}
.news-card p{
  font-size:14px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.news-foot .news-date{margin:0;}
.news-more{font-size:13px;font-weight:600;color:var(--link);display:inline-flex;align-items:center;gap:6px;}
.news-more i{font-size:11px;transition:transform .2s ease;}
.news-card:hover .news-more i{transform:translateX(3px);}
.empty-state{
  grid-column:1/-1;
  background:#fff;border:1px dashed var(--line-strong);border-radius:var(--r-card);
  padding:56px 32px;text-align:center;min-height:240px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.empty-state i{font-size:30px;color:var(--text-3);}
.empty-state p{font-size:15px;color:var(--text-2);}

/* ============ FAQ ============ */
.faq{max-width:900px;margin:0 auto;display:grid;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:0 1px 2px rgba(16,42,76,.04);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:rgba(30,111,217,.36);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding:16px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--brand);line-height:1.6;
}
.faq-q:hover{color:var(--link);}
.faq-icon{
  width:26px;height:26px;flex:0 0 auto;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(30,111,217,.09);color:var(--link);font-size:12px;
  transition:transform .2s ease,background-color .2s ease;
}
.faq-item.open .faq-icon{background:var(--brand);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;color:var(--text-2);line-height:1.8;}

/* ============ CTA ============ */
.cta-band{position:relative;overflow:hidden;background:var(--brand);}
.cta-band-bg{position:absolute;inset:0;z-index:0;}
.cta-band-bg img{width:100%;height:100%;object-fit:cover;}
.cta-band-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(12,43,82,.95) 0%,rgba(18,58,107,.86) 55%,rgba(30,111,217,.72) 100%);}
.cta-band-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:40px;padding:64px 0;}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.82);font-size:16px;max-width:620px;}
.cta-band-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}
.cta-band .btn-outline{color:#fff;border-color:rgba(255,255,255,.42);}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.cta-band .btn-primary{background:#fff;color:var(--brand);}
.cta-band .btn-primary:hover{background:#EEF4FB;color:var(--brand-deep);}

/* ============ 页脚 ============ */
.site-footer{background:var(--alt);border-top:1px solid var(--line);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo-mark{width:34px;height:34px;font-size:12px;}
.footer-brand strong{font-size:17px;color:var(--brand);font-weight:700;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--brand);margin-bottom:16px;line-height:1.4;}
.footer-col p{font-size:14px;color:var(--text-2);line-height:1.8;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0 30px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
}
.footer-bottom p{font-size:13px;color:var(--text-3);line-height:1.7;}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 24px;}
  .channel-grid{grid-template-columns:repeat(2,1fr);}
  .channel-card--wide{grid-column:span 2;}
  .hl-grid{grid-template-columns:repeat(2,1fr);}
  .hl-card--wide{grid-column:span 2;}
  .plans{grid-template-columns:repeat(3,1fr);}
  .hero-inner{gap:40px;}
}
@media (max-width:1023px){
  :root{--sec:76px;}
  h1{font-size:34px;}
  h2{font-size:25px;}
  .nav-search{display:none;}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding-top:56px;padding-bottom:52px;}
  .hero-copy{max-width:100%;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat{padding:30px 0 28px 24px;}
  .stat:first-child,.stat:nth-child(3){padding-left:0;}
  .stat:nth-child(3){border-left:0;}
  .stat:nth-child(3),.stat:nth-child(4){border-top:1px solid var(--line);}
  .plans{grid-template-columns:1fr;}
  .plan--featured{order:-1;}
  .signup-grid{grid-template-columns:1fr;}
  .cta-band-inner{flex-direction:column;align-items:flex-start;gap:26px;padding:52px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--sec:56px;}
  .container{padding:0 16px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .logo-text{font-size:16px;}
  .nav-actions .btn{height:38px;padding:0 16px;font-size:14px;}
  .hero-sub{font-size:16px;}
  .hero-meta-inner{grid-template-columns:1fr;}
  .hero-meta-item{padding:16px 0;}
  .hero-meta-item + .hero-meta-item{border-left:0;border-top:1px solid var(--line);padding-left:0;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .stat-num{font-size:30px;}
  .channel-grid{grid-template-columns:1fr;}
  .channel-card--wide{grid-column:span 1;flex-direction:column;}
  .channel-card--wide .channel-media{width:100%;aspect-ratio:16/9;min-height:0;}
  .channel-card--wide .channel-body{padding:24px;}
  .hl-grid{grid-template-columns:1fr;}
  .hl-card--wide{grid-column:span 1;flex-direction:column;}
  .hl-card--wide .hl-media{width:100%;aspect-ratio:16/9;}
  .hl-card--wide .hl-body{padding:24px;}
  .news-grid{grid-template-columns:1fr;}
  .news-card--lead{grid-column:span 1;flex-direction:column;}
  .news-card--lead .news-thumb{width:100%;aspect-ratio:16/9;}
  .news-card--lead .news-body{padding:24px;}
  .form-card{padding:24px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .timeline{padding-left:26px;}
  .tl-item::before{left:-26px;}
  .tl-head{flex-direction:column;align-items:flex-start;gap:4px;}
  .tl-time{min-width:0;font-size:13px;}
  .tabs-wrap::before,.tabs-wrap::after{width:26px;}
}
@media (max-width:559px){
  h1{font-size:26px;}
  .hero-cta .btn{width:100%;}
  .cta-band-actions{width:100%;}
  .cta-band-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr;}
  .stat{border-left:0!important;padding-left:0!important;border-top:1px solid var(--line);}
  .stat:first-child{border-top:0;}
  .timeline{padding-left:22px;}
  .tl-item::before{left:-22px;}
  .sec-head{margin-bottom:32px;}
}

/* roulang page: article */
:root{
  --primary:#123A6B;
  --primary-deep:#0E2E56;
  --link:#1E6FD9;
  --accent:#0FBFB0;
  --amber:#F2A03D;
  --bg:#F6F9FD;
  --bg-alt:#EEF4FB;
  --card:#FFFFFF;
  --text:#0E1B2A;
  --text-2:#4A5A6E;
  --text-3:#8A98A8;
  --line:rgba(18,58,107,.10);
  --line-strong:rgba(18,58,107,.18);
  --error:#D64545;
  --success:#1E9E6A;
  --radius:16px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(16,42,76,.06),0 8px 24px rgba(16,42,76,.08);
  --shadow-2:0 16px 36px rgba(16,42,76,.12);
  --container:1200px;
  --font-sans:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:128px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--primary);letter-spacing:-.2px;}
p{margin:0;}
img{max-width:100%;display:block;border:0;}
a{color:var(--link);text-decoration:none;border-bottom:1px solid rgba(30,111,217,.28);transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--primary);border-bottom-color:currentColor;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--link);outline-offset:2px;border-radius:6px;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
table{border-collapse:collapse;width:100%;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  text-decoration:none;border-bottom:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .15s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px);}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px rgba(16,42,76,.10);}
.btn-primary:hover{background:var(--primary-deep);color:#fff;box-shadow:var(--shadow-1);border-bottom-color:transparent;}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--line-strong);}
.btn-outline:hover{background:#fff;color:var(--link);border-color:var(--link);box-shadow:var(--shadow-1);border-bottom-color:var(--link);}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;border-color:#fff;border-bottom-color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:var(--radius-sm);}
.btn-block{width:100%;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(16,42,76,.04);
}
.nav-top-inner{display:flex;align-items:center;gap:24px;height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;border-bottom:none;}
.logo:hover{border-bottom:none;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#123A6B 0%,#1E6FD9 100%);
  color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.6px;
}
.logo-text{font-size:17px;font-weight:700;color:var(--primary);letter-spacing:-.2px;white-space:nowrap;}
.nav-search{
  display:flex;align-items:center;gap:10px;flex:1 1 auto;max-width:420px;height:40px;
  padding:0 16px;border-radius:var(--radius-pill);
  background:var(--bg);border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.nav-search i{color:var(--text-3);font-size:14px;}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search:focus-within{background:#fff;border-color:var(--link);box-shadow:0 0 0 3px rgba(30,111,217,.16);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.nav-tabs{background:var(--bg-alt);border-top:1px solid var(--line);}
.tabs-wrap{position:relative;}
.tabs-wrap::before,.tabs-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:28px;pointer-events:none;z-index:2;
}
.tabs-wrap::before{left:0;background:linear-gradient(90deg,#EEF4FB 10%,rgba(238,244,251,0));}
.tabs-wrap::after{right:0;background:linear-gradient(270deg,#EEF4FB 10%,rgba(238,244,251,0));}
.tabs-inner{
  display:flex;align-items:center;gap:8px;
  padding:8px 0;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
.tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;
  border-radius:var(--radius-pill);font-size:14px;font-weight:500;color:var(--text-2);
  white-space:nowrap;border-bottom:none;background:transparent;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.tab:hover{background:#fff;color:var(--primary);border-bottom:none;}
.tab.active{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(18,58,107,.22);}
.tab.active:hover{background:var(--primary-deep);color:#fff;}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;
  background:linear-gradient(180deg,#EEF4FB 0%,#F6F9FD 100%);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(18,58,107,.08) 1px,transparent 1px);
  background-size:22px 22px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 78%);
}
.article-hero-inner{position:relative;z-index:1;max-width:780px;margin:0 auto;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:26px 0 6px;font-size:13.5px;color:var(--text-3);
}
.breadcrumb a{color:var(--text-3);border-bottom:1px solid transparent;}
.breadcrumb a:hover{color:var(--link);border-bottom-color:rgba(30,111,217,.5);}
.breadcrumb i{font-size:10px;color:var(--text-3);opacity:.7;}
.breadcrumb .current{
  max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  color:var(--text-2);font-weight:500;
}
.article-head{padding:14px 0 34px;}
.article-head h1{
  font-size:40px;line-height:1.22;font-weight:700;color:var(--primary);
  margin:14px 0 20px;letter-spacing:-.6px;
}
.head-badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--radius-pill);font-size:12.5px;font-weight:600;
  background:rgba(15,191,176,.12);color:#0A8F84;border:1px solid rgba(15,191,176,.3);
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 22px;
  padding-top:20px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--text-3);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--link);font-size:13px;}

/* ============ 文章布局 ============ */
.article-shell{padding:44px 0 0;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,780px) 260px;
  gap:56px;justify-content:center;align-items:start;
}
.article-main{min-width:0;}
.article-cover{
  margin:0 0 40px;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(135deg,#E7EFF9,#F2F7FC);
  box-shadow:var(--shadow-1);border:1px solid var(--line);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-cover figcaption{
  padding:10px 4px 0;margin-top:0;font-size:12.5px;color:var(--text-3);
  background:transparent;
}
.cover-cap{padding:10px 2px 0;font-size:12.5px;color:var(--text-3);}

/* ============ 正文排版 ============ */
.article-body{font-size:17px;line-height:1.9;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;color:var(--text);}
.article-body h2{
  font-size:28px;line-height:1.35;font-weight:700;color:var(--primary);
  margin:44px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  border-radius:2px;background:linear-gradient(180deg,#0FBFB0,#1E6FD9);
}
.article-body h3{font-size:20px;line-height:1.45;font-weight:600;color:var(--text);margin:28px 0 12px;}
.article-body h4{font-size:17px;font-weight:600;color:var(--text);margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding:0;}
.article-body ul li{position:relative;padding-left:24px;margin-bottom:8px;color:var(--text-2);}
.article-body ul li::before{
  content:"";position:absolute;left:6px;top:.78em;width:6px;height:6px;border-radius:50%;background:var(--link);
}
.article-body ol{list-style:decimal;padding-left:22px;counter-reset:none;}
.article-body ol li{margin-bottom:8px;padding-left:4px;color:var(--text-2);}
.article-body ol li::marker{color:var(--link);font-weight:600;}
.article-body li strong,.article-body p strong{color:var(--text);font-weight:600;}
.article-body blockquote{
  margin:26px 0;padding:16px 22px;border-left:3px solid var(--accent);
  background:var(--bg-alt);border-radius:0 12px 12px 0;color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:22px auto;height:auto;box-shadow:var(--shadow-1);}
.article-body figure{margin:26px 0;}
.article-body figure img{margin:0 auto;}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--text-3);}
.article-body a{font-weight:500;}
.article-body code{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:6px;
  padding:2px 6px;font-size:.92em;color:var(--primary);
}
.article-body pre{
  background:#0E1B2A;color:#E6EEF8;border-radius:12px;padding:18px 20px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:22px 0;
}
.article-body pre code{background:transparent;border:0;padding:0;color:inherit;}
.article-body table{font-size:15px;margin:22px 0;border-radius:12px;overflow:hidden;}
.article-body th,.article-body td{padding:11px 14px;border:1px solid var(--line);text-align:left;vertical-align:top;}
.article-body th{background:var(--bg-alt);font-weight:600;color:var(--primary);}
.article-body tr:nth-child(even) td{background:rgba(238,244,251,.45);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

/* ============ 标签 ============ */
.article-tags{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  margin:44px 0 0;padding-top:26px;border-top:1px solid var(--line);
}
.article-tags .tags-label{font-size:13px;color:var(--text-3);margin-right:2px;}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:var(--radius-pill);font-size:13px;color:var(--text-2);
  background:#fff;border:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.tag:hover{color:var(--primary);border-color:var(--accent);background:rgba(15,191,176,.08);}

/* ============ 相关推荐 ============ */
.related-block{margin-top:52px;}
.related-block h2{
  font-size:22px;line-height:1.4;font-weight:700;color:var(--primary);
  margin:0 0 20px;display:flex;align-items:center;gap:10px;
}
.related-block h2::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--accent);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:0 1px 2px rgba(16,42,76,.05);border-bottom:1px solid var(--line);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(15,191,176,.55);border-bottom-color:rgba(15,191,176,.55);}
.rel-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;background:linear-gradient(135deg,#E7EFF9,#F2F7FC);}
.rel-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto;}
.rel-body h3{font-size:15px;line-height:1.5;font-weight:600;color:var(--text);letter-spacing:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card:hover .rel-body h3{color:var(--primary);}
.rel-body time{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;margin-top:auto;}
.back-row{margin:36px 0 0;display:flex;justify-content:flex-start;}

/* ============ 空态 ============ */
.empty-state{
  padding:64px 32px;text-align:center;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);
}
.empty-state i{font-size:34px;color:var(--link);opacity:.7;}
.empty-state h2{font-size:22px;margin:18px 0 10px;color:var(--primary);}
.empty-state p{color:var(--text-2);font-size:15px;margin:0 0 24px;}

/* ============ 侧栏目录 ============ */
.article-side{position:sticky;top:132px;}
.toc-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-1);
}
.toc-title{
  font-size:13px;font-weight:600;color:var(--primary);letter-spacing:.4px;
  padding-bottom:12px;margin-bottom:12px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:8px;
}
.toc-title i{color:var(--accent);}
.toc-list li{margin-bottom:2px;}
.toc-list a{
  display:block;padding:6px 0 6px 12px;font-size:13.5px;line-height:1.5;
  color:var(--text-2);border-bottom:none;border-left:2px solid transparent;
  transition:color .2s ease,border-color .2s ease,padding-left .2s ease;
}
.toc-list a:hover{color:var(--link);border-left-color:var(--accent);padding-left:15px;border-bottom:none;}
.toc-note{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--text-3);line-height:1.7;}

/* ============ CTA ============ */
.cta-band{
  position:relative;margin:88px 0 0;border-radius:24px;overflow:hidden;
  padding:56px 52px;color:#fff;
  background-image:
    linear-gradient(105deg,rgba(9,32,58,.92) 0%,rgba(18,58,107,.82) 55%,rgba(9,32,58,.72) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-1);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);
  background-size:26px 26px;opacity:.5;
}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;gap:40px;flex-wrap:wrap;}
.cta-copy{flex:1 1 420px;min-width:0;}
.cta-copy .pill{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--radius-pill);
  background:rgba(15,191,176,.18);border:1px solid rgba(15,191,176,.5);color:#7FE9DF;
  font-size:12.5px;font-weight:600;margin-bottom:16px;
}
.cta-copy h2{font-size:28px;line-height:1.35;color:#fff;margin:0 0 12px;letter-spacing:-.3px;}
.cta-copy p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.8;max-width:560px;}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{margin-top:96px;background:var(--bg-alt);border-top:1px solid var(--line);}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
  padding:56px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand strong{font-size:16px;color:var(--primary);}
.footer-col p{font-size:13.5px;line-height:1.85;color:var(--text-2);max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--primary);margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:var(--text-2);border-bottom:1px solid transparent;}
.footer-col ul a:hover{color:var(--primary);border-bottom-color:var(--primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid var(--line);
}
.footer-bottom p{font-size:13px;color:var(--text-3);}
.footer-bottom a{color:var(--text-3);border-bottom:1px solid transparent;}
.footer-bottom a:hover{color:var(--primary);border-bottom-color:var(--primary);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;max-width:800px;margin:0 auto;}
  .article-side{display:none;}
  .article-hero-inner{max-width:800px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .article-head h1{font-size:34px;}
  .article-body h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-band{padding:44px 36px;margin-top:72px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .nav-search{display:none;}
  .nav-top-inner{height:60px;gap:14px;}
  .logo-text{font-size:15.5px;}
  .nav-actions .btn-sm{height:36px;padding:0 14px;}
  .article-hero-inner{max-width:100%;}
  .article-head h1{font-size:28px;line-height:1.3;letter-spacing:-.4px;}
  .breadcrumb{padding-top:20px;}
  .breadcrumb .current{max-width:180px;}
  .article-shell{padding:32px 0 0;}
  .article-cover{margin-bottom:30px;}
  .article-body{font-size:16.5px;line-height:1.85;}
  .article-body h2{font-size:22px;margin:34px 0 14px;}
  .article-body h3{font-size:18px;margin:24px 0 10px;}
  .related-grid{grid-template-columns:1fr;}
  .rel-body h3{-webkit-line-clamp:3;}
  .cta-band{padding:36px 24px;border-radius:18px;margin-top:56px;}
  .cta-copy h2{font-size:22px;}
  .site-footer{margin-top:64px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:40px 0 28px;}
  .footer-bottom{padding:18px 0 24px;}
}
@media (max-width:559px){
  .article-head h1{font-size:25px;}
  .article-body{font-size:16px;}
  .article-meta{gap:8px 16px;}
  .article-body blockquote{padding:14px 16px;}
  .empty-state{padding:44px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .back-row .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --blue-deep:#123A6B;
  --blue-link:#1E6FD9;
  --cyan:#0FBFB0;
  --amber:#F2A03D;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --alt:#EEF4FB;
  --t1:#0E1B2A;
  --t2:#4A5A6E;
  --t3:#8A98A8;
  --line:rgba(18,58,107,.10);
  --line-strong:rgba(18,58,107,.18);
  --radius-card:16px;
  --radius-ctl:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(16,42,76,.06),0 8px 24px rgba(16,42,76,.08);
  --shadow-2:0 16px 36px rgba(16,42,76,.12);
  --font-sans:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --sp-section:92px;
  --header-h:112px;
  --ok:#1E9E6A;
  --err:#D64545;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--t1);
  background:var(--bg);
  scroll-padding-top:124px;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--blue-link);text-decoration:none;transition:color .18s ease,text-decoration-color .18s ease;}
a:hover{color:var(--blue-deep);text-decoration:underline;text-underline-offset:3px;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--blue-link);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 双层导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom:1px solid var(--line);
}
.nav-top{height:64px;border-bottom:1px solid var(--line);}
.nav-top-inner{height:64px;display:flex;align-items:center;gap:24px;}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--blue-deep);font-weight:700;font-size:17px;letter-spacing:.2px;}
.logo:hover{color:var(--blue-deep);text-decoration:none;}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--blue-deep),#1B4E8C);
  color:#fff;font-size:13px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 4px 12px rgba(18,58,107,.24);
}
.logo-text{white-space:nowrap;}
.nav-search{
  flex:1;max-width:420px;margin-left:auto;position:relative;display:flex;align-items:center;
}
.nav-search i{position:absolute;left:14px;color:var(--t3);font-size:13px;}
.nav-search input{
  width:100%;height:40px;padding:0 14px 0 38px;
  border:1px solid var(--line-strong);border-radius:var(--radius-pill);
  background:var(--alt);color:var(--t1);font-size:14px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-search input::placeholder{color:var(--t3);}
.nav-search input:focus{background:#fff;border-color:var(--blue-link);box-shadow:0 0 0 3px rgba(30,111,217,.16);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-tabs{height:48px;background:#fff;}
.tabs-wrap{position:relative;height:48px;display:flex;align-items:center;}
.tabs-wrap::before,.tabs-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:30px;pointer-events:none;z-index:2;
}
.tabs-wrap::before{left:0;background:linear-gradient(90deg,#fff 30%,rgba(255,255,255,0));}
.tabs-wrap::after{right:0;background:linear-gradient(270deg,#fff 30%,rgba(255,255,255,0));}
.tabs-inner{
  display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;
  -ms-overflow-style:none;padding:6px 2px;width:100%;
}
.tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--radius-pill);font-size:14px;font-weight:500;color:var(--t2);
  background:var(--alt);white-space:nowrap;transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.tab:hover{background:#E3EDF9;color:var(--blue-deep);text-decoration:none;}
.tab.active{background:var(--blue-deep);color:#fff;box-shadow:0 6px 16px rgba(18,58,107,.22);}
.tab.active:hover{background:var(--blue-deep);color:#fff;}
@media (max-width:1023px){
  :root{--header-h:104px;}
  .nav-search{max-width:280px;}
}
@media (max-width:767px){
  :root{--header-h:96px;}
  .container{padding:0 16px;}
  .nav-top,.nav-top-inner{height:56px;}
  .nav-tabs,.tabs-wrap{height:44px;}
  .logo-text{font-size:15px;}
  .nav-search{display:none;}
  .nav-actions{margin-left:auto;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-ctl);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .12s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--blue-deep);color:#fff;box-shadow:0 8px 20px rgba(18,58,107,.22);}
.btn-primary:hover{background:#0E2F58;color:#fff;box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{background:transparent;color:var(--blue-deep);border-color:var(--line-strong);}
.btn-outline:hover{border-color:var(--blue-deep);background:#fff;color:var(--blue-deep);box-shadow:var(--shadow-1);}
.btn-cyan{background:var(--cyan);color:#fff;box-shadow:0 8px 20px rgba(15,191,176,.28);}
.btn-cyan:hover{background:#0AA79A;color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-lg{height:52px;padding:0 30px;font-size:16px;}
.btn[disabled],.btn.is-loading{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none;}
.btn.is-loading{opacity:.72;cursor:wait;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sp-section) 0;}
.section-alt{background:var(--alt);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:28px;line-height:1.3;font-weight:700;color:var(--blue-deep);letter-spacing:.2px;}
.section-head p{margin-top:12px;font-size:16px;color:var(--t2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
  border-radius:var(--radius-pill);background:rgba(15,191,176,.12);
  color:#0A8277;font-size:13px;font-weight:600;letter-spacing:.3px;margin-bottom:16px;
}
.eyebrow i{font-size:11px;}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;padding:72px 0 64px;
  background-image:linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(246,249,253,.88) 52%,rgba(238,244,251,.72) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t3);margin-bottom:20px;flex-wrap:wrap;}
.breadcrumb a{color:var(--t2);}
.breadcrumb i{font-size:10px;color:var(--t3);}
.breadcrumb span{color:var(--t3);}
.page-hero h1{
  font-size:40px;line-height:1.25;font-weight:700;color:var(--blue-deep);
  max-width:820px;letter-spacing:.2px;
}
.hero-sub{margin-top:16px;font-size:17px;color:var(--t2);max-width:680px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:28px;padding-top:22px;
  border-top:1px solid var(--line);font-size:14px;color:var(--t2);
}
.hero-meta span{display:inline-flex;align-items:center;gap:8px;}
.hero-meta i{color:var(--cyan);font-size:13px;}

/* ---------- 数据条 ---------- */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.stat-cell{padding:28px 24px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:0;}
.stat-cell strong{
  display:block;font-size:34px;line-height:1.1;font-weight:700;color:var(--blue-deep);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.stat-cell small{display:block;margin-top:8px;font-size:13px;color:var(--t2);}

/* ---------- 筛选 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.filter-pill{
  height:38px;padding:0 18px;border-radius:var(--radius-pill);
  border:1px solid var(--line-strong);background:#fff;color:var(--t2);
  font-size:14px;font-weight:500;display:inline-flex;align-items:center;gap:8px;
  transition:all .18s ease;
}
.filter-pill:hover{border-color:var(--cyan);color:var(--blue-deep);}
.filter-pill.is-on{background:var(--blue-deep);border-color:var(--blue-deep);color:#fff;box-shadow:0 8px 18px rgba(18,58,107,.20);}
.filter-pill b{font-weight:600;font-variant-numeric:tabular-nums;opacity:.7;}

/* ---------- 时间轴 ---------- */
.timeline{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:36px 36px 12px;box-shadow:var(--shadow-1);}
.tl-item{display:grid;grid-template-columns:92px 1fr;gap:28px;}
.tl-time{
  text-align:right;padding-top:4px;font-size:14px;font-weight:600;color:var(--t2);
  font-variant-numeric:tabular-nums;
}
.tl-time em{display:block;font-style:normal;font-size:12px;color:var(--t3);font-weight:500;margin-top:4px;}
.tl-body{position:relative;padding:0 0 32px 28px;border-left:2px solid rgba(15,191,176,.35);}
.tl-body::before{
  content:"";position:absolute;left:-7px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--cyan);border:2px solid #fff;box-shadow:0 0 0 1px rgba(15,191,176,.45);
}
.tl-item:last-child .tl-body{padding-bottom:16px;}
.tl-body h3{font-size:19px;line-height:1.45;font-weight:600;color:var(--t1);transition:color .18s ease,transform .18s ease;}
.tl-body p{margin-top:8px;font-size:15px;color:var(--t2);max-width:760px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:8px;
  background:rgba(30,111,217,.10);color:var(--blue-link);font-size:12px;font-weight:600;
}
.tag-cyan{background:rgba(15,191,176,.14);color:#0A8277;}
.tag-ghost{background:var(--alt);color:var(--t2);}
.tl-item:hover .tl-body h3{color:var(--blue-deep);transform:translateX(2px);}
.tl-empty{
  display:none;text-align:center;padding:56px 20px;color:var(--t2);
}
.tl-empty i{font-size:26px;color:var(--t3);display:block;margin-bottom:14px;}
.tl-empty p{font-size:15px;}
.tl-empty .btn{margin-top:18px;}

/* ---------- 要点网格 ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.guide-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.guide-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(15,191,176,.5);}
.guide-card h3{font-size:19px;font-weight:600;color:var(--blue-deep);line-height:1.45;}
.guide-card p{margin-top:12px;font-size:15px;color:var(--t2);}
.guide-card .tag{margin-top:16px;}
.guide-card.wide{
  grid-column:span 2;display:grid;grid-template-columns:1.05fr 1fr;gap:0;
  padding:0;overflow:hidden;
}
.guide-card.wide .guide-media{position:relative;min-height:240px;background:var(--alt);}
.guide-card.wide .guide-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.guide-card.wide .guide-text{padding:28px;display:flex;flex-direction:column;justify-content:center;}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.flow-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--shadow-1);}
.flow-item b{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;
  background:rgba(30,111,217,.10);color:var(--blue-link);font-size:14px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.flow-item h3{font-size:17px;font-weight:600;color:var(--t1);}
.flow-item p{margin-top:10px;font-size:14px;color:var(--t2);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:rgba(30,111,217,.42);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--t1);
}
.faq-q:hover{color:var(--blue-deep);}
.faq-q i{flex:0 0 auto;color:var(--cyan);font-size:14px;transition:transform .2s ease;}
.faq-item.is-open .faq-q i{transform:rotate(135deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--t2);}

/* ---------- CTA / 登记 ---------- */
.cta-section{
  position:relative;padding:var(--sp-section) 0;
  background-image:linear-gradient(100deg,rgba(246,249,253,.95),rgba(238,244,251,.90)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-top:1px solid var(--line);
}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center;}
.cta-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-1);
}
.cta-panel h2{font-size:24px;font-weight:700;color:var(--blue-deep);line-height:1.4;}
.cta-panel .panel-sub{margin-top:10px;font-size:15px;color:var(--t2);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:span 2;}
.field label{font-size:13px;color:var(--t2);font-weight:600;}
.field input,.field select,.field textarea{
  height:48px;padding:0 14px;border:1px solid var(--line-strong);border-radius:var(--radius-ctl);
  background:#fff;font-size:15px;color:var(--t1);outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--t3) 50%),linear-gradient(135deg,var(--t3) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue-link);box-shadow:0 0 0 3px rgba(30,111,217,.16);}
.field textarea{height:92px;padding:12px 14px;resize:vertical;line-height:1.6;}
.check{grid-column:span 2;display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--t2);line-height:1.6;}
.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--blue-deep);}
.form-grid .btn{grid-column:span 2;width:100%;}
.form-note{grid-column:span 2;font-size:13px;color:var(--ok);display:none;}
.form-note.show{display:block;}
.cta-side h2{font-size:26px;font-weight:700;color:var(--blue-deep);line-height:1.4;}
.cta-side p{margin-top:14px;font-size:16px;color:var(--t2);}
.side-list{margin-top:26px;display:grid;gap:14px;}
.side-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--t2);}
.side-list i{color:var(--cyan);margin-top:4px;font-size:14px;}
.side-list strong{color:var(--t1);font-weight:600;}
.cta-side .btn{margin-top:26px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--alt);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--blue-deep);font-size:16px;}
.footer-col p{margin-top:16px;font-size:14px;color:var(--t2);max-width:320px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--blue-deep);margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--t2);}
.footer-col ul a:hover{color:var(--blue-deep);}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--t3);
}
.footer-bottom a{color:var(--t3);}
.footer-bottom a:hover{color:var(--blue-deep);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:36px;}
}
@media (max-width:1023px){
  :root{--sp-section:76px;}
  .stat-bar{grid-template-columns:repeat(2,1fr);}
  .stat-cell:nth-child(2){border-right:0;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
  .guide-grid{grid-template-columns:repeat(2,1fr);}
  .guide-card.wide{grid-column:span 2;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .cta-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  :root{--sp-section:52px;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:28px;}
  .hero-sub{font-size:15px;}
  .hero-cta .btn{flex:1 1 auto;}
  .section-head h2{font-size:22px;}
  .timeline{padding:24px 20px 8px;}
  .tl-item{grid-template-columns:1fr;gap:8px;}
  .tl-time{text-align:left;padding-top:0;font-size:13px;}
  .tl-time em{display:inline;margin-left:8px;}
  .tl-body{padding-left:22px;}
  .guide-grid,.flow-grid{grid-template-columns:1fr;}
  .guide-card.wide{grid-template-columns:1fr;}
  .guide-card.wide .guide-media{min-height:200px;position:relative;}
  .guide-card.wide .guide-media img{position:relative;}
  .form-grid{grid-template-columns:1fr;}
  .field.full,.check,.form-grid .btn,.form-note{grid-column:span 1;}
  .cta-panel{padding:24px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:559px){
  .stat-cell{padding:22px 18px;}
  .stat-cell strong{font-size:28px;}
  .filter-bar{gap:8px;}
  .filter-pill{height:36px;padding:0 14px;font-size:13px;}
  .cf-cta .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --c-primary:#123A6B;
  --c-link:#1E6FD9;
  --c-accent:#0FBFB0;
  --c-amber:#F2A03D;
  --c-bg:#F6F9FD;
  --c-card:#FFFFFF;
  --c-alt:#EEF4FB;
  --c-text:#0E1B2A;
  --c-text-2:#4A5A6E;
  --c-text-3:#8A98A8;
  --c-line:rgba(18,58,107,.10);
  --c-error:#D64545;
  --c-success:#1E9E6A;
  --radius-card:16px;
  --radius-ctl:10px;
  --shadow-1:0 1px 2px rgba(16,42,76,.06),0 8px 24px rgba(16,42,76,.08);
  --shadow-2:0 16px 36px rgba(16,42,76,.12);
  --font-sans:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:28px;
  color:var(--c-text);
  background:var(--c-bg);
  scroll-padding-top:120px;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-link);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
button{font-family:inherit;font-size:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--c-link);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:var(--c-card);
  box-shadow:0 1px 0 var(--c-line),0 6px 20px rgba(16,42,76,.06);
}
.nav-top{background:var(--c-card);}
.nav-top-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:64px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--c-primary);
  font-weight:700;
  font-size:17px;
  letter-spacing:.2px;
  white-space:nowrap;
}
.logo:hover{color:var(--c-primary);text-decoration:none;}
.logo-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:linear-gradient(135deg,#123A6B,#1E6FD9);
  color:#fff;font-size:14px;font-weight:700;letter-spacing:.5px;
}
.logo-text{line-height:1;}
.nav-search{
  flex:1 1 auto;
  max-width:420px;
  display:flex;
  align-items:center;
  gap:10px;
  height:40px;
  padding:0 14px;
  border:1px solid var(--c-line);
  border-radius:999px;
  background:var(--c-alt);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-search:focus-within{
  background:#fff;
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(30,111,217,.16);
}
.nav-search input{
  flex:1 1 auto;
  min-width:0;
  height:36px;
  border:0;
  background:transparent;
  outline:none;
  font-size:14px;
}
.nav-search input::placeholder{color:var(--c-text-3);}
.fa-solid{display:inline-block;position:relative;width:16px;height:16px;flex:0 0 16px;}
.fa-magnifying-glass::before{
  content:"";position:absolute;left:0;top:0;width:10px;height:10px;
  border:2px solid var(--c-text-3);border-radius:50%;
}
.fa-magnifying-glass::after{
  content:"";position:absolute;right:0;bottom:1px;width:7px;height:2px;
  background:var(--c-text-3);border-radius:2px;
  transform:rotate(45deg);transform-origin:right bottom;
}
.nav-search:focus-within .fa-magnifying-glass::before{border-color:var(--c-primary);}
.nav-search:focus-within .fa-magnifying-glass::after{background:var(--c-primary);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}

.nav-tabs{
  position:relative;
  background:var(--c-card);
  border-bottom:1px solid var(--c-line);
}
.nav-tabs::before,
.nav-tabs::after{
  content:"";position:absolute;top:0;bottom:1px;width:44px;z-index:2;pointer-events:none;
}
.nav-tabs::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0));}
.nav-tabs::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0));}
.tabs-wrap{position:relative;}
.tabs-inner{
  display:flex;
  align-items:center;
  gap:10px;
  height:48px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 16px;
  border-radius:999px;
  background:var(--c-alt);
  color:var(--c-text-2);
  font-size:14px;
  line-height:1;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.tab:hover{background:#E2ECF7;color:var(--c-primary);text-decoration:none;}
.tab.active{background:var(--c-primary);color:#fff;}
.tab.active:hover{background:#0E2F57;color:#fff;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border:1px solid transparent;
  border-radius:var(--radius-ctl);
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  text-decoration:none;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .12s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:#0E2F57;color:#fff;box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 1px 2px rgba(16,42,76,.16);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.72);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}
.btn-outline{background:transparent;border-color:rgba(18,58,107,.28);color:var(--c-primary);}
.btn-outline:hover{background:rgba(30,111,217,.08);border-color:var(--c-link);color:var(--c-primary);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;}

/* ---------- 通用板块 ---------- */
main{display:block;}
.section{padding:88px 0;}
.section-alt{background:var(--c-alt);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:28px;line-height:36px;font-weight:700;color:var(--c-primary);letter-spacing:.2px;}
.section-head p{margin-top:12px;font-size:16px;line-height:28px;color:var(--c-text-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 12px;margin-bottom:16px;
  border-radius:999px;
  background:rgba(15,191,176,.12);
  color:#0A8C81;
  font-size:12px;line-height:1;font-weight:600;letter-spacing:.4px;
}
.eyebrow.on-dark{background:rgba(15,191,176,.18);color:#7FE7DD;}
.tag{
  display:inline-flex;align-items:center;
  height:22px;padding:0 10px;
  border-radius:999px;
  background:rgba(15,191,176,.12);
  color:#0A8C81;
  font-size:12px;line-height:1;font-weight:500;
}
.tag.neutral{background:var(--c-alt);color:var(--c-text-2);}

/* ---------- 页面首屏 ---------- */
.page-hero{
  position:relative;
  padding:64px 0 60px;
  background-image:linear-gradient(105deg,rgba(255,255,255,.94) 0%,rgba(246,249,253,.90) 52%,rgba(238,244,251,.82) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--c-line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);margin-bottom:22px;}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-link);}
.breadcrumb .sep{color:var(--c-text-3);}
.breadcrumb .current{color:var(--c-text);font-weight:600;}
.page-hero h1{
  font-size:40px;line-height:48px;font-weight:700;color:var(--c-primary);
  max-width:760px;letter-spacing:-.3px;
}
.hero-sub{
  margin-top:16px;max-width:620px;
  font-size:18px;line-height:30px;color:var(--c-text-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:12px 36px;
  margin-top:36px;padding-top:24px;
  border-top:1px solid var(--c-line);
}
.fact{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-text-2);}
.fact .dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:0 0 8px;}
.fact strong{color:var(--c-primary);font-weight:600;}

/* ---------- 分组标签行 ---------- */
.group-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  padding:20px 24px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
}
.group-bar .label{font-size:14px;font-weight:600;color:var(--c-primary);margin-right:4px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;
  border-radius:999px;
  background:var(--c-alt);
  color:var(--c-text-2);
  font-size:14px;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
  border:1px solid transparent;
}
.chip:hover{background:#E2ECF7;color:var(--c-primary);text-decoration:none;}
.chip.is-active{background:rgba(15,191,176,.14);border-color:rgba(15,191,176,.45);color:#0A8C81;font-weight:600;}
.chip .num{font-size:12px;color:var(--c-text-3);font-variant-numeric:tabular-nums;}
.chip.is-active .num{color:#0A8C81;}

/* ---------- 指标条 ---------- */
.metrics{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
  background:var(--c-card);
}
.metric{padding:30px 26px;border-right:1px solid var(--c-line);}
.metric:last-child{border-right:0;}
.metric .num{
  font-size:32px;line-height:38px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.metric .unit{font-size:15px;font-weight:600;color:var(--c-text-2);margin-left:4px;}
.metric .cap{margin-top:8px;font-size:13px;line-height:20px;color:var(--c-text-3);}

/* ---------- 图文卡网格 ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:var(--gap);
}
.gcard{
  display:flex;
  flex-direction:column;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.gcard:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-2);
  border-color:rgba(15,191,176,.5);
}
.gcard .thumb{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(100deg,#EEF4FB 0%,#E1EBF7 50%,#EEF4FB 100%);
}
.gcard .thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s ease;
}
.gcard:hover .thumb img{transform:scale(1.04);}
.gcard .badge{
  position:absolute;left:12px;top:12px;
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;
  border-radius:999px;
  background:rgba(14,27,42,.72);
  color:#fff;font-size:12px;line-height:1;
  backdrop-filter:blur(2px);
}
.gcard .body{
  display:flex;flex-direction:column;gap:10px;
  padding:18px 18px 20px;flex:1 1 auto;
}
.gcard h3{
  font-size:18px;line-height:26px;font-weight:600;color:var(--c-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gcard:hover h3{color:var(--c-primary);}
.gcard p{
  font-size:14px;line-height:22px;color:var(--c-text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gcard .meta{
  margin-top:auto;padding-top:12px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  border-top:1px solid var(--c-line);
  font-size:12px;color:var(--c-text-3);
}
.gcard .meta .date{font-variant-numeric:tabular-nums;}
.gcard .more{font-size:13px;color:var(--c-link);font-weight:600;white-space:nowrap;}
.gcard .more::after{content:" →";}

/* ---------- 浏览路径 ---------- */
.path-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:var(--gap);
  position:relative;
}
.path-card{
  position:relative;
  padding:28px 24px 26px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.path-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.path-card .step{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:rgba(15,191,176,.14);
  color:#0A8C81;font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.path-card h3{margin-top:18px;font-size:20px;line-height:28px;font-weight:600;color:var(--c-primary);}
.path-card p{margin-top:10px;font-size:15px;line-height:26px;color:var(--c-text-2);}
.path-line{
  position:absolute;top:46px;left:8%;right:8%;height:2px;
  background:rgba(15,191,176,.35);z-index:0;
}

/* ---------- 深色规范面板 ---------- */
.spec-panel{
  position:relative;
  overflow:hidden;
  padding:44px 40px;
  border-radius:20px;
  background:#0E1B2A;
  color:#E7EFF9;
  box-shadow:0 20px 44px rgba(9,24,44,.28);
}
.spec-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.6;
  background-image:
    linear-gradient(rgba(15,191,176,.09) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,191,176,.09) 1px,transparent 1px);
  background-size:36px 36px;
}
.spec-panel > *{position:relative;z-index:1;}
.spec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.12);}
.spec-head h2{font-size:26px;line-height:34px;font-weight:700;color:#fff;}
.spec-head p{margin-top:10px;max-width:560px;font-size:15px;line-height:26px;color:rgba(231,239,249,.72);}
.spec-stats{display:flex;gap:32px;flex-wrap:wrap;}
.spec-stats .s .n{font-size:26px;font-weight:700;color:#5FE3D6;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.spec-stats .s .t{font-size:12px;color:rgba(231,239,249,.6);margin-top:2px;}
.spec-list{
  margin-top:28px;
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:14px 32px;
}
.spec-item{
  display:flex;gap:14px;
  padding:16px 18px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:12px;
  background:rgba(255,255,255,.03);
  transition:border-color .2s ease,background .2s ease;
}
.spec-item:hover{border-color:rgba(15,191,176,.5);background:rgba(15,191,176,.06);}
.spec-item .idx{
  flex:0 0 28px;height:28px;width:28px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;background:rgba(15,191,176,.18);color:#5FE3D6;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.spec-item h3{font-size:16px;line-height:24px;font-weight:600;color:#fff;}
.spec-item p{margin-top:4px;font-size:13px;line-height:22px;color:rgba(231,239,249,.66);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;}
.faq-item{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:12px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(30,111,217,.28);}
.faq-item.is-open{border-color:rgba(30,111,217,.42);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;
  min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:16px 22px;
  background:none;border:0;
  text-align:left;
  font-size:16px;font-weight:600;line-height:26px;color:var(--c-text);
  cursor:pointer;
  transition:color .18s ease;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 20px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--c-link);border-radius:2px;
  transition:transform .2s ease;
}
.faq-icon::before{left:9px;top:3px;width:2px;height:14px;}
.faq-icon::after{top:9px;left:3px;width:14px;height:2px;}
.faq-item.is-open .faq-icon::before{transform:scaleY(0);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-item.is-open .faq-a{max-height:520px;}
.faq-a-inner{
  padding:0 22px 20px;
  font-size:15px;line-height:28px;color:var(--c-text-2);
  border-top:1px solid var(--c-line);
  padding-top:16px;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:20px;
  padding:52px 48px;
  background-image:linear-gradient(100deg,rgba(9,28,54,.92) 0%,rgba(18,58,107,.86) 55%,rgba(15,191,176,.42) 100%),url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  color:#fff;
}
.cta-band h2{font-size:28px;line-height:36px;font-weight:700;color:#fff;max-width:640px;}
.cta-band p{margin-top:14px;max-width:620px;font-size:16px;line-height:28px;color:rgba(255,255,255,.84);}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.cta-note{margin-top:20px;font-size:13px;color:rgba(255,255,255,.66);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-alt);
  border-top:1px solid var(--c-line);
  padding:64px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:var(--c-primary);font-size:16px;font-weight:700;
}
.footer-brand .logo-mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;font-size:13px;}
.footer-col p{
  margin-top:16px;
  font-size:14px;line-height:24px;color:var(--c-text-2);
  max-width:360px;
}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--c-primary);
  margin-bottom:16px;letter-spacing:.2px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:14px;line-height:22px;color:var(--c-text-2);
}
.footer-col ul a:hover{color:var(--c-primary);}
.footer-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;line-height:22px;color:var(--c-text-3);
}
.footer-bottom a{color:var(--c-text-3);}
.footer-bottom a:hover{color:var(--c-primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .card-grid{grid-template-columns:repeat(3,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .page-hero{padding:52px 0 48px;}
  .page-hero h1{font-size:32px;line-height:42px;}
  .hero-sub{font-size:17px;line-height:28px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .path-grid{grid-template-columns:1fr;gap:16px;}
  .path-line{display:none;}
  .spec-list{grid-template-columns:1fr;}
  .spec-panel{padding:32px 24px;}
  .cta-band{padding:40px 28px;}
}
@media (max-width:900px){
  .nav-search{display:none;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:28px;}
  .section-head h2{font-size:22px;line-height:30px;}
  .page-hero h1{font-size:28px;line-height:36px;}
  .hero-facts{gap:10px 24px;margin-top:26px;padding-top:18px;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .metric{padding:20px 16px;border-bottom:1px solid var(--c-line);}
  .metric:nth-child(2n){border-right:0;}
  .metric:nth-last-child(-n+2){border-bottom:0;}
  .metric .num{font-size:26px;line-height:32px;}
  .group-bar{padding:16px;gap:10px;}
  .cta-band{padding:32px 20px;}
  .cta-band h2{font-size:22px;line-height:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .spec-head h2{font-size:22px;line-height:30px;}
}
@media (max-width:559px){
  body{font-size:15px;line-height:26px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .card-grid{grid-template-columns:1fr;}
  .metrics{grid-template-columns:1fr;}
  .metric{border-right:0;}
  .metric:nth-last-child(-n+2){border-bottom:1px solid var(--c-line);}
  .metric:last-child{border-bottom:0;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .spec-stats{gap:20px;}
}

/* roulang page: category3 */
:root{
  --brand:#123A6B;
  --link:#1E6FD9;
  --cyan:#0FBFB0;
  --amber:#F2A03D;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --alt:#EEF4FB;
  --t1:#0E1B2A;
  --t2:#4A5A6E;
  --t3:#8A98A8;
  --line:rgba(18,58,107,.10);
  --line-strong:rgba(18,58,107,.20);
  --err:#D64545;
  --ok:#1E9E6A;
  --r-card:16px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,42,76,.06),0 8px 24px rgba(16,42,76,.08);
  --sh-2:0 16px 36px rgba(16,42,76,.12);
  --font:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --pad-y:92px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:126px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--t2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--link);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--link);outline-offset:2px;border-radius:6px;
}
h1,h2,h3,h4{color:var(--t1);margin:0;line-height:1.3;font-weight:700;}
h1{font-size:40px;line-height:1.2;}
h2{font-size:28px;}
h3{font-size:20px;font-weight:600;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--card);
  box-shadow:0 1px 0 var(--line),0 6px 20px rgba(16,42,76,.06);
}
.nav-top{border-bottom:1px solid var(--line);}
.nav-top-inner{display:flex;align-items:center;gap:24px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo:hover{text-decoration:none;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;letter-spacing:.4px;flex:0 0 auto;
}
.logo-text{font-size:17px;font-weight:700;color:var(--t1);letter-spacing:.2px;white-space:nowrap;}
.nav-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;
  height:40px;padding:0 14px;background:var(--alt);border:1px solid transparent;
  border-radius:var(--r-pill);transition:border-color .18s ease,background-color .18s ease;
}
.nav-search i{color:var(--t3);font-size:14px;}
.nav-search input{
  flex:1;border:0;background:transparent;height:100%;font-size:14px;color:var(--t1);outline:none;
}
.nav-search input::placeholder{color:var(--t3);}
.nav-search:focus-within{background:#fff;border-color:var(--line-strong);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-tabs{background:var(--card);}
.tabs-wrap{position:relative;}
.tabs-wrap::before,.tabs-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:28px;pointer-events:none;z-index:2;
}
.tabs-wrap::before{left:0;background:linear-gradient(90deg,var(--card),rgba(255,255,255,0));}
.tabs-wrap::after{right:0;background:linear-gradient(270deg,var(--card),rgba(255,255,255,0));}
.tabs-inner{
  display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;padding:0 6px;
}
.tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--r-pill);font-size:14px;color:var(--t2);background:var(--alt);
  transition:background-color .18s ease,color .18s ease;
}
.tab:hover{background:#E2ECF8;color:var(--brand);text-decoration:none;}
.tab.active{background:var(--brand);color:#fff;}
.tab.active:hover{background:#0E2F57;color:#fff;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-input);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .12s ease;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:#0E2F57;color:#fff;box-shadow:0 10px 24px rgba(18,58,107,.24);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn-outline:hover{background:#E9F1FB;color:var(--brand);border-color:var(--link);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--line-strong);}
.btn-ghost:hover{background:var(--alt);color:var(--brand);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;box-shadow:none;}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;
  background-image:linear-gradient(180deg,rgba(246,249,253,.94),rgba(246,249,253,.80)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero-inner{position:relative;z-index:1;padding:56px 0 60px;max-width:760px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t3);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:var(--t3);}
.breadcrumb a:hover{color:var(--link);}
.breadcrumb .sep{color:var(--line-strong);}
.breadcrumb .current{color:var(--t2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
  border-radius:var(--r-pill);background:rgba(15,191,176,.12);color:#0A8C81;
  font-size:13px;font-weight:600;margin-bottom:18px;
}
.page-hero h1{font-size:40px;line-height:1.2;letter-spacing:-.2px;}
.hero-sub{margin-top:14px;font-size:18px;color:var(--t2);max-width:640px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-meta .chip{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--t2);box-shadow:var(--sh-1);
}
.hero-meta .chip i{color:var(--cyan);font-size:13px;}

/* ============ 通用板块 ============ */
.section{padding:var(--pad-y) 0;}
.section.alt{background:var(--alt);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{letter-spacing:-.2px;}
.section-head p{margin-top:12px;font-size:16px;color:var(--t2);}
.kicker{
  display:inline-block;font-size:13px;font-weight:600;color:var(--link);
  letter-spacing:.6px;margin-bottom:10px;
}

/* 指标条 */
.metrics{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.metric{padding:26px 24px;border-left:1px solid var(--line);}
.metric:first-child{border-left:0;}
.metric-num{font-size:32px;font-weight:700;color:var(--brand);line-height:1.1;}
.metric-num small{font-size:15px;font-weight:600;color:var(--t2);margin-left:4px;}
.metric-label{margin-top:8px;font-size:14px;color:var(--t3);}

/* ============ 方案对比卡 ============ */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.plan-card{
  position:relative;display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);padding:28px 24px;
  box-shadow:var(--sh-1);transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.plan-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:rgba(15,191,176,.45);}
.plan-card.featured{border:1.5px solid var(--brand);box-shadow:0 18px 40px rgba(16,42,76,.13);}
.plan-badge{
  position:absolute;top:-13px;right:20px;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--amber);color:#4A2A05;font-size:12px;font-weight:700;display:inline-flex;align-items:center;
}
.plan-name{font-size:20px;font-weight:700;color:var(--t1);}
.plan-for{margin-top:6px;font-size:13px;color:var(--t3);}
.plan-price{margin-top:18px;padding-top:18px;border-top:1px dashed var(--line-strong);font-size:20px;font-weight:700;color:var(--brand);}
.plan-price span{font-size:13px;font-weight:500;color:var(--t3);margin-left:6px;}
.benefit-list{margin-top:20px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.benefit{display:flex;gap:10px;font-size:14.5px;color:var(--t2);line-height:1.6;}
.benefit i{font-size:15px;margin-top:4px;flex:0 0 auto;}
.benefit .yes{color:var(--cyan);}
.benefit .no{color:#C3CEDB;}
.benefit.off{color:var(--t3);}
.plan-card .btn{margin-top:24px;}

/* 对比表 */
.compare-wrap{margin-top:32px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow-x:auto;box-shadow:var(--sh-1);}
table.compare{width:100%;border-collapse:collapse;min-width:640px;}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);}
table.compare thead th{background:var(--alt);font-size:14px;color:var(--t1);font-weight:600;}
table.compare thead th.hi{color:var(--brand);background:rgba(30,111,217,.10);}
table.compare tbody th{font-weight:600;color:var(--t1);background:#FBFDFF;width:34%;}
table.compare td{color:var(--t2);}
table.compare tbody tr:last-child th,table.compare tbody tr:last-child td{border-bottom:0;}
table.compare .mark-yes{color:var(--cyan);font-weight:600;}
table.compare .mark-no{color:#B9C5D3;}

/* ============ 条款式说明列表 ============ */
.terms{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start;}
.term-list{display:flex;flex-direction:column;}
.term{
  display:flex;gap:20px;padding:24px 0;border-bottom:1px solid var(--line);
  transition:background-color .2s ease;
}
.term:first-child{padding-top:0;}
.term:last-child{border-bottom:0;}
.term-num{
  flex:0 0 auto;width:44px;height:32px;border-radius:8px;background:var(--alt);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.term-body h3{font-size:17px;color:var(--t1);}
.term-body p{margin-top:6px;font-size:14.5px;color:var(--t2);}
.term:hover .term-num{background:rgba(15,191,176,.16);color:#0A8C81;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
}
.side-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--alt);}
.side-card-body{padding:22px 24px 26px;}
.side-card-body h3{font-size:18px;}
.side-card-body p{margin-top:10px;font-size:14.5px;color:var(--t2);}
.side-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.side-list li{display:flex;gap:10px;font-size:14px;color:var(--t2);}
.side-list i{color:var(--cyan);margin-top:4px;font-size:14px;}

/* 更新记录 */
.update-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 24px;}
.update-item{
  display:flex;align-items:flex-start;gap:14px;padding:18px 20px;background:#fff;
  border:1px solid var(--line);border-radius:14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.update-item:hover{border-color:rgba(15,191,176,.5);box-shadow:var(--sh-1);}
.update-time{
  flex:0 0 auto;font-size:14px;font-weight:600;color:var(--brand);min-width:52px;
}
.update-text{font-size:14.5px;color:var(--t2);}
.update-text b{color:var(--t1);font-weight:600;}
.tag{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:var(--r-pill);
  background:var(--alt);color:var(--brand);font-size:12px;font-weight:600;margin-left:8px;
}
.tag.cyan{background:rgba(15,191,176,.14);color:#0A8C81;}
.tag.amber{background:rgba(242,160,61,.18);color:#8A5511;}

/* ============ FAQ ============ */
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:rgba(30,111,217,.45);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;background:transparent;border:0;cursor:pointer;
  text-align:left;font-size:16px;font-weight:600;color:var(--t1);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;background:var(--alt);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;
  transition:transform .22s ease,background-color .22s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(15,191,176,.18);color:#0A8C81;}
.faq-a{
  max-height:0;overflow:hidden;padding:0 22px;font-size:15px;line-height:1.8;color:var(--t2);
  transition:max-height .24s ease,padding .24s ease;
}
.faq-item.open .faq-a{max-height:340px;padding:0 22px 20px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;color:#fff;
  background-image:linear-gradient(180deg,rgba(18,58,107,.94),rgba(18,58,107,.90)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;padding:var(--pad-y) 0;
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.cta-band h2{color:#fff;}
.cta-band p{color:rgba(255,255,255,.78);}
.cta-points{margin-top:28px;display:flex;flex-direction:column;gap:16px;}
.cta-points li{display:flex;gap:12px;font-size:15px;color:rgba(255,255,255,.86);}
.cta-points i{color:var(--cyan);margin-top:4px;}
.form-card{
  background:#fff;border-radius:var(--r-card);padding:28px 26px 30px;box-shadow:0 24px 52px rgba(6,20,40,.32);
}
.form-card h3{font-size:19px;color:var(--t1);}
.form-card .form-hint{margin-top:8px;font-size:14px;color:var(--t2);}
.field{margin-top:18px;}
.field label{display:block;font-size:13px;color:var(--t2);margin-bottom:8px;font-weight:500;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;font-size:15px;color:var(--t1);
  background:#fff;border:1px solid var(--line-strong);border-radius:var(--r-input);
  transition:border-color .18s ease,box-shadow .18s ease;font-family:inherit;
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(30,111,217,.16);
}
.field.error input,.field.error select{border-color:var(--err);}
.field .err-msg{display:none;margin-top:6px;font-size:13px;color:var(--err);}
.field.error .err-msg{display:block;}
.check-row{display:flex;align-items:flex-start;gap:10px;margin-top:18px;font-size:13.5px;color:var(--t2);}
.check-row input{width:18px;height:18px;margin-top:3px;flex:0 0 auto;accent-color:var(--brand);}
.form-card .btn{margin-top:22px;}
.form-status{margin-top:14px;font-size:14px;display:none;}
.form-status.show{display:block;}
.form-status.ok{color:var(--ok);}
.form-status.bad{color:var(--err);}
.spinner{
  width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.35);
  border-top-color:#fff;animation:spin .7s linear infinite;display:inline-block;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ============ 页脚 ============ */
.site-footer{background:var(--alt);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand strong{font-size:16px;color:var(--t1);}
.footer-col h4{font-size:14px;font-weight:600;color:var(--brand);margin-bottom:16px;}
.footer-col p{font-size:14px;line-height:1.8;color:var(--t2);max-width:340px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--t2);}
.footer-col ul a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--t3);}
.footer-bottom a{font-size:13px;color:var(--t3);}
.footer-bottom a:hover{color:var(--link);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .plan-grid{gap:18px;}
  .cta-grid{gap:36px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
  .footer-grid .footer-col:last-child{grid-column:1 / -1;}
}
@media (max-width:1023px){
  :root{--pad-y:72px;}
  .metrics-grid{grid-template-columns:repeat(2,1fr);}
  .metric:nth-child(3){border-left:0;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line);}
  .plan-grid{grid-template-columns:1fr;gap:22px;}
  .plan-card.featured{order:-1;}
  .terms{grid-template-columns:1fr;gap:32px;}
  .cta-grid{grid-template-columns:1fr;}
  .update-list{grid-template-columns:1fr;}
  .nav-search{max-width:none;}
}
@media (max-width:899px){
  .nav-search{display:none;}
}
@media (max-width:767px){
  :root{--pad-y:56px;}
  .container{padding:0 16px;}
  h1,.page-hero h1{font-size:28px;line-height:1.28;}
  h2{font-size:22px;line-height:1.34;}
  h3{font-size:18px;}
  .nav-top-inner{height:60px;gap:14px;}
  .logo-text{font-size:15px;}
  .tabs-inner{height:48px;}
  .hero-inner{padding:40px 0 44px;}
  .hero-sub{font-size:16px;}
  .metric{padding:20px 16px;}
  .metric-num{font-size:26px;}
  .section-head{margin-bottom:28px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-q{font-size:15px;padding:14px 16px;}
  .faq-a,.faq-item.open .faq-a{padding-left:16px;padding-right:16px;}
  .form-card{padding:22px 18px 24px;}
  .btn{width:100%;}
  .btn.btn-sm,.nav-actions .btn{width:auto;}
}
@media (max-width:559px){
  .metrics-grid{grid-template-columns:1fr;}
  .metric{border-left:0;border-bottom:1px solid var(--line);}
  .metric:last-child{border-bottom:0;}
  .hero-meta{gap:8px;}
  .hero-meta .chip{font-size:12px;height:30px;padding:0 12px;}
}