/* roulang page: index */
:root{
  --brand:#1A5FB4;
  --brand-dark:#0F3E7D;
  --brand-soft:#E8F1FB;
  --accent:#FF6B35;
  --mint:#12B886;
  --ink:#101B2D;
  --ink-2:#33415C;
  --ink-3:#6B7A90;
  --line:#E3EAF3;
  --page:#F5F8FC;
  --card:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,45,.05), 0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(26,95,180,.14);
  --sh-3:0 16px 40px rgba(16,27,45,.10);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
  --ease:240ms cubic-bezier(.4,.2,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:inherit;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(26,95,180,.45);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
.section{padding:88px 0;}
.section-soft{background:#fff;}

/* ---------- 导航 ---------- */
.site-header{
  position:absolute;
  top:0;left:0;right:0;
  z-index:120;
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid rgba(255,255,255,.6);
  box-shadow:0 4px 18px rgba(16,27,45,.06);
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.scrolled{
  position:fixed;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 24px rgba(16,27,45,.08);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;transition:height var(--ease);}
.site-header.scrolled .nav-wrap{height:64px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;display:grid;place-items:center;font-size:15px;
  box-shadow:0 4px 12px rgba(26,95,180,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.2px;}
.brand-sub{font-size:11px;color:var(--ink-3);letter-spacing:1.6px;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{
  position:relative;
  font-size:15px;color:var(--ink-2);
  padding:6px 2px;line-height:1.6;
  transition:color var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-links a:hover{color:var(--brand);}
.nav-links a:hover::after,
.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);
  display:grid;place-items:center;color:var(--ink-2);
  transition:background var(--ease),color var(--ease);
}
.icon-btn:hover{background:var(--brand-soft);color:var(--brand);}
.burger{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  align-items:center;justify-content:center;color:var(--ink);
  border:1px solid var(--line);background:#fff;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  transition:background var(--ease),color var(--ease),box-shadow var(--ease),transform var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(26,95,180,.22);}
.btn-primary:hover{background:#155099;box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(1px);background:#12447f;}
.btn-outline{background:#fff;color:var(--brand);border:1px solid rgba(26,95,180,.35);}
.btn-outline:hover{background:var(--brand-soft);border-color:var(--brand);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink-2);border:1px solid var(--line);}
.btn-ghost:hover{background:#fff;color:var(--brand);border-color:rgba(26,95,180,.35);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,107,53,.24);}
.btn-accent:hover{background:#ef5c26;}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:var(--r-sm);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:15px;font-weight:600;transition:gap var(--ease),color var(--ease);}
.link-more:hover{gap:11px;color:var(--brand-dark);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--brand-soft);}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(96deg,#ffffff 0%,rgba(255,255,255,.94) 38%,rgba(232,241,251,.72) 72%,rgba(232,241,251,.5) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center right;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .82fr;gap:56px;align-items:center;
  padding-top:140px;padding-bottom:88px;min-height:560px;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid rgba(26,95,180,.18);
  color:var(--brand);font-size:13px;font-weight:600;
  padding:7px 14px;border-radius:var(--r-pill);
  box-shadow:var(--sh-1);margin-bottom:22px;
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(18,184,134,.16);}
.hero h1{
  font-size:46px;line-height:1.25;letter-spacing:-.5px;font-weight:700;color:var(--ink);
  margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{font-size:18px;line-height:1.8;color:var(--ink-2);max-width:520px;margin-bottom:32px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:40px;}
.metric-num{font-size:28px;font-weight:700;color:var(--brand-dark);line-height:1.2;font-variant-numeric:tabular-nums;}
.metric-label{font-size:13px;color:var(--ink-3);margin-top:2px;}

.live-card{
  background:#fff;border-radius:var(--r-lg);padding:16px;
  box-shadow:var(--sh-3);border:1px solid rgba(255,255,255,.8);
}
.live-cover{position:relative;border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/9;background:var(--brand-soft);}
.live-cover img{width:100%;height:100%;object-fit:cover;}
.live-badge{
  position:absolute;top:12px;left:12px;
  display:inline-flex;align-items:center;gap:6px;
  background:var(--accent);color:#fff;font-size:12px;font-weight:600;
  padding:5px 11px;border-radius:var(--r-pill);letter-spacing:.4px;
}
.live-badge .pulse{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.75);}}
.live-body{padding:16px 6px 6px;}
.live-title{font-size:18px;font-weight:600;color:var(--ink);line-height:1.5;margin-bottom:8px;}
.live-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--ink-3);}
.live-meta i{color:var(--brand);margin-right:5px;}

/* ---------- 倒计时 ---------- */
.countdown-section{padding:0 0 8px;margin-top:-36px;position:relative;z-index:5;}
.countdown-bar{
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 28px;box-shadow:var(--sh-1);
}
.cd-left{display:flex;flex-direction:column;gap:2px;}
.cd-label{font-size:13px;color:var(--ink-3);letter-spacing:.4px;}
.cd-title{font-size:17px;font-weight:600;color:var(--ink);}
.cd-digits{display:flex;align-items:center;gap:0;}
.cd-cell{padding:0 22px;text-align:center;border-left:1px solid var(--line);}
.cd-cell:first-child{border-left:none;}
.cd-num{font-size:32px;font-weight:700;color:var(--accent);line-height:1.15;font-variant-numeric:tabular-nums;transition:transform 200ms ease,opacity 200ms ease;}
.cd-unit{font-size:12px;color:var(--ink-3);margin-top:2px;}

/* ---------- 通用板块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;letter-spacing:-.4px;color:var(--ink);}
.section-head .sub{font-size:15px;color:var(--ink-3);margin-top:8px;}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:2px;color:var(--brand);margin-bottom:10px;}

/* ---------- 看点列表 ---------- */
.spot-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);}
.spot-item{
  display:flex;align-items:flex-start;gap:22px;
  padding:24px 28px;border-bottom:1px solid var(--line);
  transition:background var(--ease);
}
.spot-item:last-child{border-bottom:none;}
.spot-item:hover{background:var(--brand-soft);}
.spot-num{font-size:24px;font-weight:700;color:var(--brand);line-height:1.4;font-variant-numeric:tabular-nums;transition:color var(--ease);min-width:38px;}
.spot-item:hover .spot-num{color:var(--accent);}
.spot-title{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:2px;}
.spot-desc{font-size:14px;color:var(--ink-3);line-height:1.7;}
.spot-time{margin-left:auto;font-size:13px;color:var(--ink-3);white-space:nowrap;padding-top:4px;}

/* ---------- 订阅 ---------- */
.subscribe{
  background:linear-gradient(120deg,var(--brand-soft) 0%,#F7FBFF 60%,#FFFFFF 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px 48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.subscribe h2{font-size:28px;line-height:1.4;font-weight:700;color:var(--ink);margin-bottom:12px;}
.subscribe p{font-size:15px;color:var(--ink-2);line-height:1.9;}
.sub-form{display:flex;gap:12px;}
.sub-form input{
  flex:1;height:48px;padding:0 16px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;font-size:15px;color:var(--ink);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.sub-form input::placeholder{color:#9AA7B8;}
.sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(26,95,180,.16);}
.sub-form input.error{border-color:#E03131;box-shadow:0 0 0 3px rgba(224,49,49,.14);}
.sub-note{font-size:12px;color:var(--ink-3);margin-top:12px;line-height:1.7;}
.sub-msg{display:none;margin-top:14px;font-size:14px;color:#0B7A5B;background:rgba(18,184,134,.12);border-radius:var(--r-sm);padding:10px 14px;}
.sub-msg.show{display:block;}
.sub-msg.err{color:#B42318;background:rgba(224,49,49,.1);}

/* ---------- 资讯卡片 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-card-link{display:block;height:100%;}
.news-cover{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-body{padding:20px;}
.badge{
  display:inline-block;background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:600;padding:4px 11px;border-radius:var(--r-pill);margin-bottom:12px;
}
.news-body h3{
  font-size:18px;line-height:1.55;font-weight:600;color:var(--ink);margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;line-height:1.75;color:var(--ink-3);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);padding-top:12px;border-top:1px solid var(--line);}
.news-meta .more{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:5px;transition:gap var(--ease);}
.news-card:hover .news-meta .more{gap:9px;}
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-md);padding:32px;text-align:center;
}
.empty-state i{font-size:28px;color:var(--brand);}
.empty-state .t{font-size:16px;font-weight:600;color:var(--ink);}
.empty-state .d{font-size:14px;color:var(--ink-3);}

/* ---------- 回放入口 ---------- */
.replay-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.replay-card{
  display:flex;align-items:center;gap:20px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);padding:24px;
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.replay-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(26,95,180,.28);}
.replay-icon{
  width:52px;height:52px;flex-shrink:0;border-radius:14px;
  display:grid;place-items:center;font-size:20px;color:var(--brand);
  background:var(--brand-soft);
}
.replay-card h3{font-size:17px;font-weight:600;color:var(--ink);margin-bottom:2px;}
.replay-card p{font-size:14px;color:var(--ink-3);line-height:1.7;}
.replay-arrow{margin-left:auto;color:var(--brand);font-size:16px;transition:transform var(--ease);}
.replay-card:hover .replay-arrow{transform:translateX(4px);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:14px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.faq-item.open{border-color:rgba(26,95,180,.35);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
  min-height:60px;transition:color var(--ease);
}
.faq-q:hover{color:var(--brand);}
.faq-q i{color:var(--brand);font-size:14px;transition:transform var(--ease);flex-shrink:0;}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms ease;}
.faq-a .inner{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--ink-2);max-width:720px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(110deg,var(--brand-soft),#F4FAFF 70%,#EAF3FD);
  border-radius:var(--r-lg);border:1px solid var(--line);
  padding:60px 40px;text-align:center;
}
.cta-band h2{font-size:30px;font-weight:700;color:var(--brand-dark);line-height:1.35;margin-bottom:14px;letter-spacing:-.4px;}
.cta-band p{font-size:16px;color:var(--ink-2);max-width:620px;margin:0 auto 28px;}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--page);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--ink-3);max-width:320px;}
.footer-col h3{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:var(--ink-3);transition:color var(--ease);}
.footer-col ul li a:hover{color:var(--brand);}
.footer-contact li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--ink-3);margin-bottom:12px;}
.footer-contact i{color:var(--brand);width:16px;text-align:center;}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);
}
.footer-bottom a{color:var(--ink-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 移动端抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:300;background:#fff;
  transform:translateX(100%);transition:transform 280ms cubic-bezier(.4,.2,.2,1);
  display:flex;flex-direction:column;padding:20px 24px 28px;
}
.drawer.open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-close{width:44px;height:44px;display:grid;place-items:center;border-radius:var(--r-sm);border:1px solid var(--line);color:var(--ink);}
.drawer nav{display:flex;flex-direction:column;gap:4px;flex:1;}
.drawer nav a{font-size:18px;color:var(--ink-2);padding:14px 4px;border-bottom:1px solid var(--line);}
.drawer nav a.active{color:var(--brand);font-weight:600;}
.drawer .btn{margin-top:20px;}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .hero h1{font-size:40px;}
  .section-head h2{font-size:27px;}
  .nav-links{gap:18px;}
  .nav-links a{font-size:14px;}
}
@media (max-width:992px){
  .nav-links,.nav-actions .btn{display:none;}
  .burger{display:flex;}
  .hero-inner{grid-template-columns:1fr;gap:40px;padding-top:120px;padding-bottom:64px;min-height:auto;}
  .hero h1{font-size:36px;}
  .hero-sub{max-width:none;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .replay-grid{grid-template-columns:1fr;}
  .subscribe{grid-template-columns:1fr;gap:28px;padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:56px 0;}
  .countdown-bar{flex-wrap:wrap;gap:20px;justify-content:center;text-align:center;}
  .cd-left{align-items:center;}
}
@media (max-width:768px){
  .hero h1{font-size:30px;line-height:1.35;}
  .hero-sub{font-size:16px;}
  .hero-metrics{gap:26px;}
  .metric-num{font-size:24px;}
  .news-grid{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .section{padding:44px 0;}
  .spot-item{flex-wrap:wrap;gap:12px;padding:20px;}
  .spot-time{margin-left:0;width:100%;padding-left:60px;}
  .countdown-bar{padding:20px;margin-top:0;}
  .countdown-section{margin-top:0;padding-top:24px;}
  .cd-cell{padding:0 14px;}
  .cd-num{font-size:26px;}
  .cta-band{padding:40px 24px;}
  .cta-band h2{font-size:24px;}
  .faq-q{font-size:16px;padding:18px 20px;}
  .faq-a .inner{padding:0 20px 20px;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .hero h1{font-size:26px;}
  .hero-btns .btn{width:100%;}
  .hero-inner{padding-top:104px;padding-bottom:48px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .subscribe{padding:28px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .news-body{padding:16px;}
  .replay-card{padding:18px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{width:100%;}
  .cd-cell{padding:0 10px;}
  .cd-num{font-size:22px;}
  .brand-sub{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
}

/* roulang page: category1 */
:root{
  --primary:#1A5FB4;
  --primary-dark:#0F3E7D;
  --primary-soft:#E8F1FB;
  --accent:#FF6B35;
  --mint:#12B886;
  --ink:#101B2D;
  --text2:#33415C;
  --muted:#6B7A90;
  --line:#E3EAF3;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,45,.05),0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(26,95,180,.14);
  --sh-3:0 16px 40px rgba(16,27,45,.10);
  --s-1:4px;--s-2:8px;--s-3:12px;--s-4:16px;--s-5:24px;--s-6:32px;--s-7:48px;--s-8:64px;--s-9:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.9;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(26,95,180,.45);outline-offset:3px;border-radius:4px;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
.section{padding:var(--s-9) 0;}
.section-sm{padding:var(--s-7) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--s-5);margin-bottom:var(--s-6);flex-wrap:wrap;}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;letter-spacing:-.3px;}
.section-head p{color:var(--muted);font-size:15px;margin-top:6px;max-width:640px;}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--primary);}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(4px);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(26,95,180,.22);}
.btn-primary:hover{background:#15519c;box-shadow:var(--sh-2);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 2px 8px rgba(26,95,180,.25);}
.btn-outline{background:#fff;color:var(--primary);border:1px solid rgba(26,95,180,.38);}
.btn-outline:hover{background:var(--primary-soft);border-color:var(--primary);}
.btn-outline:active{background:#d9e8f9;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:var(--r-pill);}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn-ghost:hover{background:rgba(255,255,255,.24);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:absolute;top:0;left:0;right:0;z-index:60;
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid rgba(227,234,243,.7);
  box-shadow:0 6px 24px rgba(16,27,45,.06);
  transition:background-color .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-solid{
  position:fixed;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(16,27,45,.08);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;gap:var(--s-5);
  height:72px;transition:height .24s ease;
}
.site-header.is-solid .nav-wrap{height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:8px;background:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:15px;
  box-shadow:0 4px 10px rgba(26,95,180,.28);flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:-.2px;color:var(--ink);}
.brand-sub{font-size:10px;letter-spacing:2px;color:var(--muted);font-weight:500;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  font-size:15px;font-weight:500;color:var(--text2);border-radius:var(--r-sm);
  transition:color .2s ease,background-color .2s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--primary);background:rgba(232,241,251,.7);}
.nav-links a.active{color:var(--primary);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);display:inline-flex;align-items:center;justify-content:center;
  color:var(--text2);border:1px solid transparent;transition:all .2s ease;
}
.icon-btn:hover{background:var(--primary-soft);color:var(--primary);border-color:rgba(26,95,180,.2);}
.icon-btn:active{background:#d9e8f9;}
.burger{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  align-items:center;justify-content:center;font-size:19px;color:var(--ink);
  border:1px solid var(--line);background:rgba(255,255,255,.7);transition:all .2s ease;
}
.burger:hover{background:var(--primary-soft);color:var(--primary);}

/* ---------- Mobile drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;display:flex;justify-content:flex-end;
  pointer-events:none;
}
.drawer-backdrop{
  position:absolute;inset:0;background:rgba(16,27,45,.42);opacity:0;transition:opacity .26s ease;
}
.drawer-panel{
  position:relative;width:min(86vw,360px);height:100%;background:#fff;
  box-shadow:-12px 0 40px rgba(16,27,45,.18);
  transform:translateX(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:22px;
}
.drawer.is-open{pointer-events:auto;}
.drawer.is-open .drawer-backdrop{opacity:1;}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-close{
  width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;color:var(--text2);
  transition:all .2s ease;
}
.drawer-close:hover{background:var(--primary-soft);color:var(--primary);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;flex:1;overflow-y:auto;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 12px;font-size:18px;border-radius:var(--r-sm);color:var(--ink);
  transition:background-color .2s ease,color .2s ease;
}
.drawer-nav a:hover{background:var(--primary-soft);color:var(--primary);}
.drawer-nav a.active{color:var(--primary);font-weight:700;background:var(--primary-soft);}
.drawer-nav a i{font-size:13px;color:var(--muted);}
.drawer-foot{padding-top:16px;border-top:1px solid var(--line);}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;padding:150px 0 70px;
  background-image:linear-gradient(100deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.9) 42%,rgba(232,241,251,.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(--muted);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb i{font-size:10px;color:#b6c3d4;}
.breadcrumb .current{color:var(--text2);font-weight:600;}
.page-hero-grid{display:grid;grid-template-columns:1fr 320px;gap:var(--s-7);align-items:end;}
.page-hero h1{font-size:44px;line-height:1.25;font-weight:700;letter-spacing:-.5px;max-width:720px;}
.page-hero .lede{margin-top:18px;font-size:17px;line-height:1.85;color:var(--text2);max-width:600px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary);
  font-size:13px;font-weight:500;line-height:1.6;
}
.tag-mint{background:rgba(18,184,134,.12);color:#0b8a63;}
.tag-live{background:var(--accent);color:#fff;}
.hero-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);
}
.hero-side h2{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;}
.hero-side p{font-size:13.5px;color:var(--muted);margin:8px 0 16px;line-height:1.8;}
.hero-side .micro{font-size:12px;color:var(--muted);margin-top:10px;}

/* ---------- KPI strip ---------- */
.kpi-strip{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);margin-top:-34px;position:relative;z-index:5;
  display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;
}
.kpi{padding:24px 20px;border-right:1px solid var(--line);}
.kpi:last-child{border-right:0;}
.kpi .num{
  font-size:32px;font-weight:700;color:var(--primary);line-height:1.15;letter-spacing:-.5px;
  font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:4px;
}
.kpi .num small{font-size:14px;font-weight:600;color:var(--muted);}
.kpi .label{font-size:13px;color:var(--muted);margin-top:6px;}

/* ---------- Countdown ---------- */
.countdown-bar{
  margin-top:var(--s-6);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);padding:22px 26px;
  display:flex;align-items:center;gap:var(--s-6);flex-wrap:wrap;
}
.cd-label{display:flex;flex-direction:column;gap:4px;min-width:190px;}
.cd-label strong{font-size:17px;font-weight:700;}
.cd-label span{font-size:13px;color:var(--muted);}
.cd-nums{display:flex;align-items:center;gap:var(--s-4);margin-left:auto;}
.cd-cell{min-width:64px;text-align:center;}
.cd-cell b{
  display:block;font-size:30px;line-height:1.1;font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.cd-cell span{font-size:12px;color:var(--muted);}
.cd-sep{width:1px;height:36px;background:var(--line);}

/* ---------- Timeline ---------- */
.timeline{display:flex;flex-direction:column;gap:20px;}
.tl-item{
  display:grid;grid-template-columns:132px 1fr;gap:var(--s-5);
  align-items:stretch;
}
.tl-time{
  padding-top:22px;display:flex;flex-direction:column;gap:8px;align-items:flex-start;
  position:relative;
}
.tl-time::after{
  content:"";position:absolute;right:-13px;top:0;bottom:-20px;width:1px;background:var(--line);
}
.tl-item:last-child .tl-time::after{display:none;}
.tl-time .clock{
  font-size:22px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.3px;
}
.tl-time .state{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;}
.dot-live{background:var(--accent);animation:pulse 1.6s ease-in-out infinite;}
.dot-soon{background:var(--primary);}
.dot-done{background:#a8b6c8;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,107,53,.5);}50%{box-shadow:0 0 0 6px rgba(255,107,53,0);}}
.state-live{color:var(--accent);font-weight:700;}
.state-soon{color:var(--primary);}
.state-done{color:var(--muted);}

.tl-card{
  display:grid;grid-template-columns:264px 1fr;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#cfe0f3;}
.tl-thumb{position:relative;aspect-ratio:4/3;background:var(--primary-soft);overflow:hidden;}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.tl-card:hover .tl-thumb img{transform:scale(1.03);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1.7;
}
.badge-live{background:var(--accent);color:#fff;}
.badge-soon{background:var(--primary);color:#fff;}
.badge-done{background:#EEF2F7;color:var(--text2);}
.tl-thumb .badge{position:absolute;top:12px;left:12px;box-shadow:0 4px 12px rgba(16,27,45,.18);}
.tl-body{padding:22px 24px;display:flex;flex-direction:column;gap:12px;}
.tl-body h3{font-size:20px;line-height:1.5;font-weight:600;}
.tl-body h3 a:hover{color:var(--primary);}
.tl-points{display:flex;flex-direction:column;gap:6px;}
.tl-points li{
  position:relative;padding-left:16px;font-size:14px;line-height:1.8;color:var(--text2);
}
.tl-points li::before{
  content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;
  background:var(--primary);opacity:.55;
}
.tl-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:auto;padding-top:6px;flex-wrap:wrap;}
.tl-meta{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.tl-meta i{font-size:12px;margin-right:4px;color:#9aa9bd;}
.arrow-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);}
.arrow-link i{transition:transform .2s ease;}
.arrow-link:hover i{transform:translateX(4px);}

/* ---------- Schedule table ---------- */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
}
.sched-row{
  display:grid;grid-template-columns:120px 1fr 150px 120px;
  gap:16px;align-items:center;padding:16px 24px;border-bottom:1px solid var(--line);
  font-size:14px;transition:background-color .2s ease;
}
.sched-row:last-child{border-bottom:0;}
.sched-head{background:#F7FAFE;font-size:13px;font-weight:600;color:var(--muted);}
.sched-row:not(.sched-head):hover{background:var(--primary-soft);}
.sched-row .day{font-weight:600;color:var(--ink);}
.sched-row .topic{color:var(--text2);}
.sched-row .dur{color:var(--muted);font-variant-numeric:tabular-nums;}
.sched-row .st{font-size:12px;font-weight:600;text-align:right;}

/* ---------- Subscribe ---------- */
.subscribe-section{
  background:linear-gradient(180deg,#FFFFFF 0%,#F5F8FC 100%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.subscribe-card{
  display:grid;grid-template-columns:1fr 1fr;gap:var(--s-7);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:40px;align-items:center;
}
.subscribe-card h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.3px;}
.subscribe-card p{font-size:15px;color:var(--text2);margin-top:12px;line-height:1.9;}
.subscribe-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.subscribe-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text2);}
.subscribe-list i{color:var(--mint);margin-top:5px;font-size:13px;}
.form-row{display:flex;gap:12px;}
.field{
  flex:1;height:48px;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:0 16px;font-size:15px;background:#fff;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field::placeholder{color:#9aa9bd;}
.field:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,95,180,.16);background:#FBFDFF;}
.form-note{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.8;}
.form-msg{margin-top:12px;font-size:13px;display:none;}
.form-msg.ok{display:block;color:#0b8a63;background:rgba(18,184,134,.1);padding:10px 14px;border-radius:var(--r-sm);}
.form-msg.err{display:block;color:#c92a2a;background:rgba(201,42,42,.08);padding:10px 14px;border-radius:var(--r-sm);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#cfe0f3;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;text-align:left;color:var(--ink);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-q .plus{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;background:var(--primary-soft);
  color:var(--primary);display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;transition:transform .25s ease,background-color .25s ease,color .25s ease;
}
.faq-item.is-open .faq-q .plus{transform:rotate(45deg);background:var(--primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--text2);max-width:720px;}

/* ---------- CTA banner ---------- */
.cta-band{
  background:var(--primary-soft);border-radius:var(--r-lg);
  padding:56px 32px;text-align:center;
  border:1px solid #d5e5f8;
}
.cta-band h2{font-size:30px;line-height:1.35;font-weight:700;letter-spacing:-.3px;}
.cta-band p{font-size:15px;color:var(--text2);margin-top:12px;max-width:620px;margin-left:auto;margin-right:auto;}
.cta-band .cta-actions{margin-top:26px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding-top:64px;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:var(--s-6);
  padding-bottom:44px;
}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:16px;max-width:280px;line-height:1.85;}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--ink);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--primary);}
.footer-contact li{font-size:14px;color:var(--muted);display:flex;gap:10px;align-items:flex-start;line-height:1.8;}
.footer-contact i{margin-top:5px;color:var(--primary);font-size:13px;}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0 28px;display:flex;justify-content:space-between;
  gap:16px;font-size:13px;color:var(--muted);flex-wrap:wrap;
}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .page-hero h1{font-size:38px;}
  .section-head h2{font-size:27px;}
  .nav-links a{padding:0 10px;font-size:14px;}
}
@media (max-width:992px){
  .nav-links{display:none;}
  .burger{display:inline-flex;}
  .nav-actions .btn-sm{display:none;}
  .page-hero{padding:130px 0 56px;}
  .page-hero-grid{grid-template-columns:1fr;gap:var(--s-6);align-items:start;}
  .page-hero h1{font-size:34px;}
  .kpi-strip{grid-template-columns:repeat(2,1fr);}
  .kpi:nth-child(2){border-right:0;}
  .kpi:nth-child(1),.kpi:nth-child(2){border-bottom:1px solid var(--line);}
  .tl-card{grid-template-columns:220px 1fr;}
  .subscribe-card{grid-template-columns:1fr;padding:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--s-6);}
  .section{padding:56px 0;}
  .sched-row{grid-template-columns:100px 1fr 110px;gap:12px;padding:14px 18px;}
  .sched-row .st{display:none;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .page-hero h1{font-size:29px;line-height:1.3;}
  .page-hero .lede{font-size:15.5px;}
  .tl-item{grid-template-columns:1fr;gap:10px;}
  .tl-time{flex-direction:row;align-items:center;gap:12px;padding-top:0;}
  .tl-time::after{display:none;}
  .tl-time .clock{font-size:19px;}
  .tl-card{grid-template-columns:1fr;}
  .tl-thumb{aspect-ratio:16/9;}
  .tl-body{padding:18px;}
  .cd-nums{margin-left:0;width:100%;justify-content:space-between;gap:8px;}
  .cd-cell{min-width:0;flex:1;}
  .cd-cell b{font-size:24px;}
  .cd-sep{display:none;}
  .countdown-bar{padding:18px;gap:16px;}
  .subscribe-card{padding:24px;}
  .cta-band{padding:40px 20px;}
  .cta-band h2{font-size:24px;}
  .section{padding:40px 0;}
  .section-head h2{font-size:24px;}
  .form-row{flex-direction:column;}
  .form-row .btn{width:100%;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:560px){
  .page-hero{padding:112px 0 44px;}
  .page-hero h1{font-size:25px;}
  .kpi-strip{grid-template-columns:1fr;margin-top:-24px;}
  .kpi{border-right:0;border-bottom:1px solid var(--line);padding:18px;}
  .kpi:last-child{border-bottom:0;}
  .kpi .num{font-size:27px;}
  .sched-row{grid-template-columns:84px 1fr;font-size:13px;padding:14px;}
  .sched-head{font-size:12px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .brand-name{font-size:15.5px;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --blue:#1A5FB4;
  --blue-dark:#0F3E7D;
  --blue-soft:#E8F1FB;
  --orange:#FF6B35;
  --mint:#12B886;
  --ink:#101B2D;
  --ink-2:#33415C;
  --ink-3:#6B7A90;
  --line:#E3EAF3;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,45,.05),0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(26,95,180,.14);
  --sh-3:0 16px 40px rgba(16,27,45,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35}
p{margin:0}
::selection{background:var(--blue-soft);color:var(--blue-dark)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;height:72px;
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid rgba(227,234,243,.8);
  box-shadow:0 2px 12px rgba(16,27,45,.04);
  transition:height .24s ease,background-color .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-solid{
  height:64px;
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:var(--sh-1);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:100%}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--blue);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  box-shadow:0 4px 12px rgba(26,95,180,.28);transition:transform .2s ease,background-color .2s ease;
}
.brand:hover .brand-mark{background:var(--blue-dark);transform:translateY(-1px)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.2px}
.brand-sub{font-size:10px;letter-spacing:1.4px;color:var(--ink-3);font-weight:500}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 12px;
  border-radius:8px;font-size:15px;color:var(--ink-2);
  transition:color .2s ease,background-color .2s ease;
}
.nav-links a:hover{color:var(--blue);background:var(--blue-soft)}
.nav-links a.active{color:var(--blue);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--blue);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-sm);border:1px solid rgba(227,234,243,.9);
  background:rgba(255,255,255,.7);color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.icon-btn:hover{color:var(--blue);background:#fff;border-color:#c9dcf2;box-shadow:var(--sh-1)}
.icon-btn:active{transform:translateY(1px)}
.burger{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid rgba(227,234,243,.9);background:rgba(255,255,255,.7);
  color:var(--ink);align-items:center;justify-content:center;font-size:17px;
  position:relative;z-index:130;
}
.burger:hover{color:var(--blue);background:#fff}

/* ============ 按钮与徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 4px 14px rgba(26,95,180,.2)}
.btn-primary:hover{background:#14509B;box-shadow:var(--sh-2)}
.btn-primary:active{background:var(--blue-dark);transform:translateY(1px)}
.btn-outline{background:#fff;color:var(--blue);border-color:#C9DCF2}
.btn-outline:hover{background:var(--blue-soft);border-color:var(--blue)}
.btn-outline:active{transform:translateY(1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn:disabled{opacity:.4;pointer-events:none}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12.5px;font-weight:500;
  background:var(--blue-soft);color:var(--blue-dark);white-space:nowrap;
}
.badge-live{background:var(--orange);color:#fff}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ============ 页头 ============ */
.page-head{
  position:relative;
  padding:132px 0 44px;
  background:
    linear-gradient(100deg,#FFFFFF 0%,rgba(255,255,255,.94) 46%,rgba(232,241,251,.88) 100%),
    url(/assets/images/backpic/back-1.webp) center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:20px}
.breadcrumb a{color:var(--ink-3);transition:color .2s ease}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb .current{color:var(--ink-3);max-width:560px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.breadcrumb span.sep{color:#B9C6D8}
.page-head .badge{margin-bottom:16px}
.page-head h1{
  font-size:clamp(26px,3.2vw,44px);
  font-weight:700;letter-spacing:-.5px;line-height:1.28;
  max-width:900px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:22px;font-size:14px;color:var(--ink-3)}
.meta-row i{margin-right:6px;color:#9BAABC}
.meta-row .sep{width:1px;height:14px;background:var(--line)}

/* ============ 文章布局 ============ */
.article-section{padding:56px 0 0}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:56px;align-items:start}
.article-main{max-width:800px;min-width:0}
.article-body{font-size:17px;line-height:2.0;color:var(--ink-2);word-break:break-word}
.article-body p{margin:0 0 1em}
.article-body h2{
  position:relative;font-size:26px;font-weight:700;color:var(--ink);
  margin:40px 0 16px;padding-left:16px;line-height:1.4;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:2px;background:var(--blue);
}
.article-body h3{font-size:20px;font-weight:600;color:var(--ink);margin:32px 0 12px}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:24px 0 10px}
.article-body a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;transition:font-weight .15s ease,color .2s ease}
.article-body a:hover{font-weight:600;color:var(--blue-dark)}
.article-body strong{color:var(--ink);font-weight:600}
.article-body img{border-radius:12px;margin:24px auto 8px;height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px}
.article-body blockquote{
  margin:24px 0;padding:20px 24px;border-left:3px solid var(--blue);
  background:var(--blue-soft);border-radius:0 12px 12px 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul{list-style:disc;margin:0 0 1em;padding-left:24px}
.article-body ol{list-style:decimal;margin:0 0 1em;padding-left:24px}
.article-body li{margin:6px 0;line-height:1.9}
.article-body ul li::marker{color:var(--blue)}
.article-body ol li::marker{color:var(--blue);font-weight:600}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--blue-soft);color:var(--blue-dark);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.article-empty{
  min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;padding:56px 24px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);text-align:center;
}
.article-empty i{font-size:34px;color:#A9BAD0}
.article-empty h2{font-size:20px}
.article-empty p{font-size:15px;color:var(--ink-3)}

/* 文末标签与返回 */
.article-foot{
  margin-top:40px;padding-top:28px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2);
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.tag:hover{color:var(--blue);border-color:#C9DCF2;background:var(--blue-soft)}

/* 侧栏 */
.article-aside{display:flex;flex-direction:column;gap:24px;position:sticky;top:88px}
.aside-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);
}
.aside-card h2{font-size:16px;font-weight:700;margin-bottom:10px}
.aside-card > p{font-size:13.5px;line-height:1.8;color:var(--ink-3)}
.aside-sub{background:linear-gradient(160deg,#F3F8FF 0%,#FFFFFF 70%);border-color:#D8E7F8}
.aside-form{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.aside-form input{
  width:100%;height:44px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;font-size:14px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.aside-form input::placeholder{color:#9BAABC}
.aside-form input:focus{
  outline:none;border-color:var(--blue);background:#fff;
  box-shadow:0 0 0 3px rgba(26,95,180,.14);
}
.aside-form input:invalid:not(:placeholder-shown){border-color:#E03131}
.aside-note{font-size:12px;color:var(--ink-3);margin-top:10px;line-height:1.7}
.rank-list{margin-top:14px;display:flex;flex-direction:column}
.rank-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line)}
.rank-list li:last-child{border-bottom:0;padding-bottom:0}
.rank-list li:first-child{padding-top:0}
.rank-no{
  flex:none;width:24px;font-size:18px;font-weight:700;color:#C3D2E4;
  font-variant-numeric:tabular-nums;line-height:1.5;text-align:center;
}
.rank-list li:nth-child(-n+3) .rank-no{color:var(--orange)}
.rank-list a{font-size:14px;line-height:1.7;color:var(--ink-2);transition:color .2s ease}
.rank-list a:hover{color:var(--blue)}

/* ============ 相关推荐 ============ */
.related{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:26px;font-weight:700;letter-spacing:-.3px}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--blue);transition:gap .2s ease,color .2s ease}
.link-more:hover{gap:12px;color:var(--blue-dark)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#C9DCF2}
.post-thumb{aspect-ratio:16/9;background:var(--blue-soft);overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;font-size:13px;color:var(--ink-3)}
.post-meta i{transition:transform .2s ease}
.post-card:hover .post-meta i{transform:translateX(4px);color:var(--orange)}

/* ============ 订阅 CTA ============ */
.cta-band{padding:80px 0}
.cta-inner{
  background:linear-gradient(120deg,var(--blue-soft) 0%,#F7FBFF 60%,#FFFFFF 100%);
  border:1px solid #D8E7F8;border-radius:var(--r-lg);
  padding:48px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-1);
}
.cta-inner h2{font-size:28px;font-weight:700;letter-spacing:-.4px;margin-bottom:10px}
.cta-inner p{font-size:15px;color:var(--ink-2);max-width:560px}
.cta-actions{display:flex;gap:12px;flex:none}

/* ============ 页脚 ============ */
.site-footer{background:#F5F8FC;border-top:1px solid var(--line);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px}
.footer-brand p{font-size:14px;color:var(--ink-3);line-height:1.8;margin-top:14px;max-width:300px}
.footer-col h3{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:.2px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--ink-3);transition:color .2s ease}
.footer-col a:hover{color:var(--blue)}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--ink-3);line-height:1.75}
.footer-contact i{color:#A9BAD0;margin-top:6px;flex:none}
.footer-bottom{
  margin-top:40px;padding:20px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--ink-3);
}
.footer-bottom a{color:var(--ink-3);transition:color .2s ease}
.footer-bottom a:hover{color:var(--blue)}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .article-main{max-width:none}
  .article-aside{position:static;flex-direction:row;flex-wrap:wrap}
  .aside-card{flex:1 1 300px}
}
@media (max-width:992px){
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;z-index:120;
    width:min(320px,82vw);background:#fff;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:88px 20px 32px;box-shadow:-16px 0 40px rgba(16,27,45,.16);
    transform:translateX(100%);transition:transform .3s ease;overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0)}
  .nav-links a{height:48px;font-size:17px;padding:0 14px}
  .nav-links a.active{background:var(--blue-soft)}
  .nav-links a.active::after{display:none}
  .burger{display:inline-flex}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .page-head{padding-top:112px}
}
@media (max-width:768px){
  .article-section{padding-top:40px}
  .page-head{padding:104px 0 32px}
  .section-head h2{font-size:22px}
  .article-body{font-size:16.5px}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18px}
  .related{padding-top:56px}
  .cta-band{padding:56px 0}
  .cta-inner h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .nav-actions .btn-sm{display:none}
  .brand-name{font-size:15.5px}
  .brand-sub{display:none}
  .page-head h1{font-size:24px}
  .meta-row{font-size:13px;gap:10px}
  .article-body{font-size:16px;line-height:1.95}
  .article-body h2{font-size:20px;margin-top:32px}
  .article-body blockquote{padding:16px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .article-foot{flex-direction:column;align-items:flex-start}
  .article-foot .btn{width:100%}
  .cta-inner{padding:28px 20px;border-radius:var(--r-md)}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .aside-card{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
  --blue:#1A5FB4;
  --blue-dark:#0F3E7D;
  --blue-soft:#E8F1FB;
  --orange:#FF6B35;
  --mint:#12B886;
  --ink:#101B2D;
  --text:#33415C;
  --muted:#6B7A90;
  --line:#E3EAF3;
  --page:#F5F8FC;
  --card:#FFFFFF;
  --r-btn:10px;
  --r-card:16px;
  --r-panel:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,45,.05),0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(26,95,180,.14);
  --sh-3:0 16px 40px rgba(16,27,45,.10);
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:24px;--s6:32px;--s7:48px;--s8:64px;--s9:96px;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","思源黑体","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.9;color:var(--text);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,textarea{font-family:inherit;font-size:16px;}
:focus-visible{outline:3px solid rgba(26,95,180,.45);outline-offset:2px;border-radius:6px;}
.container{max-width:var(--max);margin:0 auto;padding:0 24px;width:100%;}
.section{padding:88px 0;}
.section-sm{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;color:var(--ink);letter-spacing:-.3px;}
.section-head p{font-size:15px;color:var(--muted);margin-top:8px;max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--blue);background:var(--blue-soft);padding:6px 14px;border-radius:var(--r-pill);letter-spacing:.4px;}

/* ---------- 导航 ---------- */
.site-header{
  position:absolute;top:0;left:0;right:0;z-index:80;
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid rgba(227,234,243,.7);
  box-shadow:0 6px 24px rgba(16,27,45,.06);
  transition:height .24s ease,background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.scrolled,.site-header.solid{
  position:fixed;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-3);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;transition:height .24s ease;}
.site-header.scrolled .nav-wrap{height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:32px;height:32px;border-radius:9px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 4px 10px rgba(26,95,180,.28);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:-.2px;}
.brand-sub{font-size:10px;letter-spacing:1.6px;color:var(--muted);font-weight:500;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;font-size:15px;color:var(--text);padding:10px 14px;border-radius:var(--r-btn);
  font-weight:500;transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--blue);background:rgba(26,95,180,.07);}
.nav-links a.active{color:var(--blue);font-weight:700;}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--blue);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-btn);display:grid;place-items:center;
  color:var(--text);border:1px solid var(--line);background:rgba(255,255,255,.7);
  transition:color .2s,border-color .2s,background .2s,transform .2s;
}
.icon-btn:hover{color:var(--blue);border-color:var(--blue);background:#fff;}
.icon-btn:active{transform:scale(.96);}
.burger{display:none;width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;color:var(--ink);font-size:17px;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;letter-spacing:.3px;transition:background .2s,color .2s,border-color .2s,box-shadow .2s,transform .2s;}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 16px rgba(26,95,180,.22);}
.btn-primary:hover{background:var(--blue-dark);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--blue);border:1px solid var(--blue);}
.btn-ghost:hover{background:var(--blue-soft);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:var(--r-btn);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--blue);transition:gap .2s,color .2s;}
.link-arrow:hover{gap:14px;color:var(--blue-dark);}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;padding:150px 0 72px;overflow:hidden;
  background-color:var(--blue-soft);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.9) 42%,rgba(232,241,251,.62) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px;flex-wrap:wrap;}
.crumb a:hover{color:var(--blue);}
.crumb span{color:#9AA7B8;}
.hero-grid{display:grid;grid-template-columns:1fr 360px;gap:48px;align-items:end;}
.page-hero h1{font-size:44px;line-height:1.25;font-weight:700;color:var(--ink);letter-spacing:-.5px;}
.page-hero .lead{margin-top:18px;font-size:17px;line-height:1.85;color:var(--text);max-width:620px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;color:var(--blue);background:#fff;border:1px solid var(--line);padding:6px 14px;border-radius:var(--r-pill);}
.hero-side{background:#fff;border:1px solid var(--line);border-radius:var(--r-panel);padding:24px;box-shadow:var(--sh-1);}
.hero-side h2{font-size:17px;font-weight:700;color:var(--ink);}
.hero-side p{font-size:14px;color:var(--muted);margin:8px 0 18px;}
.hero-side .meta-row{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);margin-top:14px;}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block;margin-right:6px;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(.8);}}

/* ---------- 数据指标 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.metric:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFE0F5;}
.metric .num{font-size:34px;font-weight:700;color:var(--blue);line-height:1.2;font-variant-numeric:tabular-nums;}
.metric .num small{font-size:15px;font-weight:600;margin-left:4px;color:var(--blue-dark);}
.metric .label{font-size:14px;color:var(--muted);margin-top:6px;}

/* ---------- 四步流程 ---------- */
.flow-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:8px;}
.flow-step{position:relative;padding:0 24px 0 0;}
.flow-step::after{
  content:"";position:absolute;top:26px;right:0;width:calc(100% - 64px);height:0;
  border-top:1px dashed #C9D9EC;transform:translateX(56px);
}
.flow-step:last-child{padding-right:0;}
.flow-step:last-child::after{display:none;}
.flow-num{
  width:52px;height:52px;border-radius:50%;background:var(--blue-soft);color:var(--blue);
  display:grid;place-items:center;font-size:19px;font-weight:700;border:1px solid #D3E3F7;
  position:relative;z-index:2;transition:background .2s,color .2s,transform .2s;
}
.flow-step:hover .flow-num{background:var(--blue);color:#fff;transform:translateY(-2px);}
.flow-step h3{font-size:19px;font-weight:600;color:var(--ink);margin-top:20px;}
.flow-step p{font-size:14px;line-height:1.8;color:var(--muted);margin-top:8px;max-width:230px;}

/* ---------- 图文交替 ---------- */
.split-list{display:flex;flex-direction:column;gap:64px;margin-top:8px;}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split.reverse .split-media{order:2;}
.split-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);border:1px solid var(--line);background:var(--blue-soft);aspect-ratio:4/3;}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.split:hover .split-media img{transform:scale(1.03);}
.split-badge{
  position:absolute;left:16px;top:16px;background:rgba(255,255,255,.94);
  color:var(--blue);font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(227,234,243,.9);
}
.split-body h3{font-size:24px;line-height:1.5;font-weight:700;color:var(--ink);}
.split-body .kicker{font-size:13px;font-weight:600;color:var(--orange);letter-spacing:.6px;margin-bottom:10px;display:block;}
.split-body p{font-size:15.5px;line-height:1.9;color:var(--text);margin-top:14px;}
.split-points{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.split-points li{display:flex;gap:10px;font-size:14.5px;color:var(--text);}
.split-points i{color:var(--mint);margin-top:6px;font-size:13px;}
.split-body .link-arrow{margin-top:22px;}

/* ---------- 疑问 FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-list{margin-top:28px;display:flex;flex-direction:column;gap:14px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s,box-shadow .2s;}
.faq-item:hover{border-color:#CFE0F5;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);text-align:left;line-height:1.6;
}
.faq-q .plus{width:28px;height:28px;border-radius:50%;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:13px;flex-shrink:0;transition:transform .25s ease,background .2s;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);background:var(--blue);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--text);}

/* ---------- 订阅 CTA ---------- */
.cta-band{background:var(--blue-soft);border-top:1px solid #DCE9F8;border-bottom:1px solid #DCE9F8;}
.cta-inner{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-panel);
  padding:48px;box-shadow:var(--sh-1);display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;
}
.cta-inner h2{font-size:30px;line-height:1.35;font-weight:700;color:var(--ink);}
.cta-inner p{font-size:15px;color:var(--text);margin-top:14px;line-height:1.9;}
.subscribe-form{display:flex;gap:12px;}
.subscribe-form input[type="email"]{
  flex:1;height:48px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--ink);transition:border-color .2s,box-shadow .2s,background .2s;
}
.subscribe-form input[type="email"]::placeholder{color:#9AA7B8;}
.subscribe-form input[type="email"]:focus{
  outline:none;border-color:var(--blue);background:#FBFDFF;box-shadow:0 0 0 3px rgba(26,95,180,.14);
}
.form-hint{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.7;}
.form-msg{display:none;margin-top:14px;font-size:14px;padding:10px 14px;border-radius:var(--r-btn);}
.form-msg.ok{display:block;background:rgba(18,184,134,.1);color:#0B8A66;border:1px solid rgba(18,184,134,.3);}
.form-msg.err{display:block;background:rgba(220,53,69,.08);color:#C0392B;border:1px solid rgba(220,53,69,.25);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--page);border-top:1px solid var(--line);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:48px;}
.footer-brand p{font-size:14px;line-height:1.9;color:var(--muted);margin-top:16px;max-width:320px;}
.footer-col h3{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--text);transition:color .2s;}
.footer-col a:hover{color:var(--blue);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--muted);line-height:1.8;}
.footer-contact i{color:var(--blue);margin-top:6px;font-size:13px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--blue);}
.footer-bottom a:hover{text-decoration:underline;}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;display:none;
}
.drawer.open{display:block;}
.drawer-mask{position:absolute;inset:0;background:rgba(16,27,45,.42);}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;
  padding:24px;display:flex;flex-direction:column;box-shadow:-12px 0 40px rgba(16,27,45,.18);
  transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;
}
.drawer.open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-close{width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);display:grid;place-items:center;font-size:17px;color:var(--ink);background:#fff;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;flex:1;}
.drawer-nav a{font-size:18px;font-weight:500;color:var(--ink);padding:14px 12px;border-radius:var(--r-btn);transition:background .2s,color .2s;}
.drawer-nav a:hover{background:var(--blue-soft);color:var(--blue);}
.drawer-nav a.active{color:var(--blue);font-weight:700;background:var(--blue-soft);}
.drawer-foot{padding-top:20px;border-top:1px solid var(--line);}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .page-hero h1{font-size:38px;}
  .section-head h2{font-size:27px;}
  .nav-links a{padding:10px 10px;font-size:14px;}
}
@media (max-width:992px){
  .nav-links,.icon-btn{display:none;}
  .burger{display:grid;place-items:center;}
  .hero-grid{grid-template-columns:1fr;gap:32px;align-items:start;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);gap:36px 0;}
  .flow-step{padding-right:20px;}
  .flow-step::after{display:none;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split.reverse .split-media{order:0;}
  .cta-inner{grid-template-columns:1fr;gap:32px;padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .section{padding:56px 0;}
}
@media (max-width:768px){
  .page-hero{padding:120px 0 52px;}
  .page-hero h1{font-size:30px;}
  .page-hero .lead{font-size:15.5px;}
  .section{padding:44px 0;}
  .section-head h2{font-size:24px;}
  .cta-inner h2{font-size:24px;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .metrics{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .brand-name{font-size:15px;}
  .nav-actions .btn-sm{display:none;}
  .page-hero h1{font-size:26px;}
  .split-body h3{font-size:20px;}
  .faq-q{padding:16px 18px;font-size:16px;}
  .faq-a p{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-inner{padding:24px;}
  .metric{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
}

/* roulang page: category2 */
:root{
  --primary:#1A5FB4;
  --primary-dark:#0F3E7D;
  --primary-hover:#15509A;
  --primary-soft:#E8F1FB;
  --accent:#FF6B35;
  --mint:#12B886;
  --ink:#101B2D;
  --text-2:#33415C;
  --text-3:#6B7A90;
  --line:#E3EAF3;
  --bg:#F5F8FC;
  --surface:#FFFFFF;
  --r-btn:10px;
  --r-card:16px;
  --r-panel:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,45,.05),0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(26,95,180,.14);
  --sh-3:0 16px 40px rgba(16,27,45,.10);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
figure{margin:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease),box-shadow .2s var(--ease);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(26,95,180,.20)}
.btn-primary:hover{background:var(--primary-hover);box-shadow:0 10px 24px rgba(26,95,180,.26)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 10px rgba(26,95,180,.22)}
.btn-outline{background:#fff;color:var(--primary);border-color:rgba(26,95,180,.34)}
.btn-outline:hover{background:var(--primary-soft);border-color:var(--primary)}
.btn-outline:active{transform:translateY(1px)}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-size:14px;font-weight:600;
  transition:gap .2s var(--ease),color .2s var(--ease);
}
.text-link:hover{gap:10px;color:var(--primary-dark)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;height:72px;
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid rgba(227,234,243,.7);
  box-shadow:0 8px 24px rgba(16,27,45,.06);
  transition:height .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px rgba(16,27,45,.08);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:100%}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:var(--r-btn);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;font-size:15px;
  box-shadow:0 4px 10px rgba(26,95,180,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16px;font-weight:700;letter-spacing:-.2px;color:var(--ink)}
.brand-sub{font-size:9px;letter-spacing:.2em;color:var(--text-3);font-weight:600}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  position:relative;display:inline-block;padding:10px 12px;border-radius:var(--r-btn);
  font-size:15px;color:var(--text-2);white-space:nowrap;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  background:var(--primary);border-radius:2px;transform:scaleX(0);transform-origin:left center;
  transition:transform .22s var(--ease);
}
.nav-links a:hover{color:var(--primary);background:rgba(26,95,180,.06)}
.nav-links a.active{color:var(--primary);font-weight:700}
.nav-links a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-btn);border:1px solid transparent;
  background:transparent;color:var(--text-2);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.icon-btn:hover{background:var(--primary-soft);color:var(--primary);border-color:rgba(26,95,180,.18)}
.burger{display:none;width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;align-items:center;justify-content:center}
.burger:hover{background:var(--primary-soft);color:var(--primary)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,27,45,.45);z-index:65;
  opacity:0;pointer-events:none;transition:opacity .28s var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);z-index:70;
  background:#fff;box-shadow:-16px 0 40px rgba(16,27,45,.14);
  transform:translateX(100%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:20px 22px 28px;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:13px;letter-spacing:.16em;color:var(--text-3);font-weight:600}
.drawer-close{width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;color:var(--text-2);cursor:pointer}
.drawer-close:hover{background:var(--primary-soft);color:var(--primary)}
.drawer-links{display:flex;flex-direction:column;gap:4px;flex:1}
.drawer-links a{display:block;padding:14px 10px;border-radius:var(--r-btn);font-size:18px;color:var(--text-2);border-bottom:1px solid var(--line)}
.drawer-links a:hover,.drawer-links a.active{color:var(--primary);background:var(--primary-soft);font-weight:700}
.drawer-foot{padding-top:18px}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  padding:calc(72px + 56px) 0 64px;
  background-color:#EFF5FC;
  background-image:
    linear-gradient(104deg,#FFFFFF 0%,rgba(255,255,255,.95) 40%,rgba(232,241,251,.78) 100%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center right;
  background-repeat:no-repeat;
  border-bottom:1px solid var(--line);
}
.hero-inner{display:grid;grid-template-columns:1.45fr .85fr;gap:48px;align-items:center}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.breadcrumb a{color:var(--text-3);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{color:#B9C7DA}
.breadcrumb em{font-style:normal;color:var(--text-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.page-hero h1{
  margin:18px 0 14px;
  font-size:clamp(30px,4vw,46px);
  line-height:1.25;font-weight:700;letter-spacing:-.5px;color:var(--ink);
}
.hero-lead{font-size:18px;line-height:1.8;color:var(--text-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-aside{position:relative}
.hero-figure{
  border-radius:var(--r-panel);overflow:hidden;background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--sh-3);
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-figure figcaption{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 18px;font-size:13px;color:var(--text-3);
  border-top:1px solid var(--line);background:#fff;
}
.hero-figure figcaption strong{color:var(--primary);font-weight:700;font-size:13px}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0}
.section-tight{padding:56px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,2.6vw,30px);line-height:1.35;font-weight:700;letter-spacing:-.3px}
.section-head p{margin-top:8px;font-size:15px;color:var(--text-3)}
.section-head .text-link{padding-bottom:4px}

/* ---------- 双栏主体 ---------- */
.content-split{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:24px;align-items:start}

.lead-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;margin-bottom:24px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.lead-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.lead-media{position:relative;overflow:hidden;background:var(--primary-soft)}
.lead-media img{width:100%;aspect-ratio:21/9;object-fit:cover;transition:transform .4s var(--ease)}
.lead-card:hover .lead-media img{transform:scale(1.02)}
.badge-live{
  position:absolute;top:16px;left:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--accent);color:#fff;font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse-live 1.6s infinite}
@keyframes pulse-live{
  0%{box-shadow:0 0 0 0 rgba(255,255,255,.6)}
  70%{box-shadow:0 0 0 7px rgba(255,255,255,0)}
  100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}
}
.lead-info{padding:24px 26px 26px}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.tag-muted{background:#EDF1F7;color:var(--text-2)}
.tag-mint{background:rgba(18,184,134,.12);color:#0E9A70}
.lead-info h2{margin:14px 0 10px;font-size:clamp(20px,2.2vw,24px);line-height:1.45;font-weight:700}
.lead-info p{font-size:15px;color:var(--text-3);line-height:1.9}
.lead-meta{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.topic-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(26,95,180,.28)}
.topic-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--primary-soft)}
.topic-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.topic-body h3{font-size:18px;line-height:1.5;font-weight:600}
.topic-body p{font-size:14px;line-height:1.8;color:var(--text-3);flex:1}
.topic-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3)}

/* ---------- 排行面板 ---------- */
.rank-panel{
  position:sticky;top:88px;align-self:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:var(--sh-1);padding:24px;
}
.rank-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.rank-head h2{font-size:18px;font-weight:700;letter-spacing:-.2px}
.rank-head span{font-size:12px;color:var(--text-3)}
.rank-list li{
  display:grid;grid-template-columns:40px minmax(0,1fr);gap:12px;align-items:start;
  padding:14px 0;border-bottom:1px solid var(--line);
}
.rank-list li:last-child{border-bottom:none}
.rank-num{
  font-size:22px;font-weight:700;line-height:1.4;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.rank-title{font-size:15px;font-weight:600;color:var(--ink);line-height:1.6;transition:color .2s var(--ease)}
.rank-list li:hover .rank-title{color:var(--primary)}
.rank-meta{display:block;margin-top:2px;font-size:12.5px;color:var(--text-3)}
.rank-cta{margin-top:18px}
.rank-note{margin-top:12px;font-size:12px;line-height:1.7;color:var(--text-3);text-align:center}

/* ---------- 指标带 ---------- */
.metrics-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:var(--sh-1);padding:32px 28px;
}
.metric{padding:4px 20px;border-left:1px solid var(--line)}
.metric:first-child{border-left:none;padding-left:4px}
.metric-num{
  font-size:clamp(26px,3vw,34px);font-weight:700;line-height:1.2;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.6px;
}
.metric-num small{font-size:15px;font-weight:600;margin-left:4px;color:var(--text-2)}
.metric-label{margin-top:6px;font-size:13.5px;color:var(--text-3);line-height:1.7}

/* ---------- 编号列表 ---------- */
.insight-list{border-top:1px solid var(--line)}
.insight-item{
  display:grid;grid-template-columns:80px minmax(0,1fr);gap:24px;align-items:start;
  padding:24px 16px;border-bottom:1px solid var(--line);border-radius:var(--r-btn);
  transition:background-color .2s var(--ease);
}
.insight-item:hover{background:var(--primary-soft)}
.insight-num{
  font-size:24px;font-weight:700;line-height:1.4;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;transition:color .2s var(--ease);
}
.insight-item:hover .insight-num{color:var(--accent)}
.insight-body h3{font-size:18px;font-weight:600;line-height:1.6}
.insight-body p{margin-top:4px;font-size:14px;line-height:1.85;color:var(--text-3);max-width:720px}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:8px}
.flow-step{position:relative;padding-right:8px}
.flow-step::after{
  content:"";position:absolute;top:23px;left:60px;right:-16px;
  border-top:1px dashed #C8D7EA;
}
.flow-step:last-child::after{display:none}
.flow-dot{
  width:46px;height:46px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid rgba(26,95,180,.28);color:var(--primary);
  font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;
  position:relative;z-index:1;transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.flow-step:hover .flow-dot{background:var(--primary);color:#fff;border-color:var(--primary)}
.flow-step h3{margin-top:16px;font-size:18px;font-weight:600;line-height:1.5}
.flow-step p{margin-top:6px;font-size:14px;line-height:1.8;color:var(--text-3)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px}
.faq{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);margin-bottom:14px;overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq[open]{border-color:rgba(26,95,180,.28);box-shadow:var(--sh-2)}
.faq summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;line-height:1.6;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--primary)}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);font-size:12px;
  transition:transform .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease);
}
.faq[open] .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-body{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--text-2);max-width:720px}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(180deg,#EFF6FE 0%,var(--primary-soft) 100%);
  border:1px solid #D5E5F8;border-radius:var(--r-panel);
  padding:56px 32px;text-align:center;
}
.cta-band h2{font-size:clamp(24px,2.8vw,32px);line-height:1.35;font-weight:700;letter-spacing:-.3px}
.cta-band p{margin:14px auto 0;max-width:620px;font-size:15.5px;line-height:1.9;color:var(--text-2)}
.sub-form{display:flex;gap:12px;max-width:520px;margin:28px auto 12px}
.sub-form input{
  flex:1;min-width:0;height:48px;padding:0 16px;border-radius:var(--r-btn);
  border:1px solid #CBDCEE;background:#fff;color:var(--ink);font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.sub-form input::placeholder{color:#94A3B8}
.sub-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,95,180,.18);background:#fff}
.sub-form input.is-error{border-color:#E03131;box-shadow:0 0 0 3px rgba(224,49,49,.16)}
.form-hint{font-size:12.5px;color:var(--text-3);line-height:1.8}
.form-error{margin-top:8px;font-size:13.5px;color:#E03131;min-height:20px}
.form-success{
  display:none;max-width:520px;margin:28px auto 8px;
  padding:16px 20px;border-radius:var(--r-btn);
  background:rgba(18,184,134,.12);border:1px solid rgba(18,184,134,.36);
  color:#0E9A70;font-size:14.5px;font-weight:600;line-height:1.7;
}
.form-success.is-visible{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:#FFFFFF;border-top:1px solid var(--line);padding:56px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:32px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-3);max-width:320px}
.footer-col h3{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--primary)}
.footer-contact li{display:flex;align-items:flex-start;gap:8px;font-size:14px;line-height:1.8;color:var(--text-2)}
.footer-contact i{color:var(--primary);margin-top:6px;font-size:13px;flex-shrink:0}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:40px;padding:20px 0;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--primary);transition:color .2s var(--ease)}
.footer-bottom a:hover{color:var(--primary-dark);text-decoration:underline}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav-links a{padding:10px 9px;font-size:14.5px}
  .section{padding:64px 0}
}
@media (max-width:992px){
  .nav-links{display:none}
  .burger{display:inline-flex}
  .nav-actions .btn{display:none}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-aside{order:2}
  .hero-lead{max-width:none}
  .content-split{grid-template-columns:1fr}
  .rank-panel{position:static;top:auto}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 24px}
  .flow-step:nth-child(2)::after{display:none}
  .metrics-band{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 8px}
  .metric:nth-child(3){border-left:none;padding-left:4px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .page-hero{padding:calc(64px + 40px) 0 44px}
  .page-hero h1{font-size:clamp(26px,6.4vw,34px)}
  .hero-lead{font-size:16px}
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
  .topic-grid{grid-template-columns:1fr}
  .insight-item{grid-template-columns:56px minmax(0,1fr);gap:16px;padding:20px 12px}
  .insight-num{font-size:20px}
  .faq summary{padding:16px 18px;font-size:16px}
  .faq-body{padding:0 18px 18px}
  .cta-band{padding:40px 20px}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .site-footer{padding-top:40px;margin-top:56px}
}
@media (max-width:560px){
  body{font-size:15.5px}
  .brand-name{font-size:15px}
  .brand-sub{display:none}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .lead-info{padding:20px 18px 22px}
  .topic-body{padding:16px}
  .metrics-band{grid-template-columns:1fr;padding:24px 20px}
  .metric{border-left:none;padding-left:0;padding-top:16px;border-top:1px solid var(--line)}
  .metric:first-child{padding-top:0;border-top:none}
  .flow{grid-template-columns:1fr}
  .flow-step::after{display:none}
  .footer-grid{grid-template-columns:1fr}
  .rank-panel{padding:20px}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category4 */
:root{
  --primary:#1A5FB4;
  --primary-dark:#0F3E7D;
  --primary-soft:#E8F1FB;
  --accent:#FF6B35;
  --mint:#12B886;
  --ink:#101B2D;
  --text-2:#33415C;
  --text-3:#6B7A90;
  --line:#E3EAF3;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --s1:0 1px 2px rgba(16,27,45,.05), 0 8px 24px rgba(16,27,45,.06);
  --s2:0 12px 32px rgba(26,95,180,.14);
  --s3:0 16px 40px rgba(16,27,45,.10);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font: "Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
input,textarea,select{font:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(26,95,180,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(26,95,180,.20);}
.btn-primary:hover{background:#15509A;box-shadow:0 10px 24px rgba(26,95,180,.26);}
.btn-primary:active{background:#0F3E7D;transform:translateY(1px);box-shadow:none;}
.btn-outline{background:#fff;color:var(--primary);border-color:#C9DDF3;}
.btn-outline:hover{background:var(--primary-soft);border-color:var(--primary);}
.btn-outline:active{background:#D7E7F9;transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:transparent;}
.btn-ghost:hover{background:rgba(26,95,180,.08);color:var(--primary);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:var(--r-sm);}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;box-shadow:none;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid rgba(255,255,255,.65);
  box-shadow:0 6px 24px rgba(16,27,45,.06);
  transition:background-color .24s ease,box-shadow .24s ease,height .24s ease,border-color .24s ease;
}
.site-header.scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 8px 26px rgba(16,27,45,.10);
}
.nav-wrap{display:flex;align-items:center;gap:24px;height:72px;transition:height .24s ease;}
.site-header.scrolled .nav-wrap{height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:8px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  box-shadow:0 4px 12px rgba(26,95,180,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:-.2px;}
.brand-sub{font-size:10px;letter-spacing:.16em;color:var(--text-3);font-weight:500;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  padding:8px 12px;font-size:15px;font-weight:500;color:var(--text-2);
  border-radius:8px;transition:color .18s ease,background-color .18s ease;
}
.nav-links a:hover{color:var(--primary);background:rgba(26,95,180,.07);}
.nav-links a.active{color:var(--primary);font-weight:700;}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-sm);border:1px solid transparent;
  background:transparent;color:var(--text-2);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;transition:all .18s ease;
}
.icon-btn:hover{background:rgba(26,95,180,.09);color:var(--primary);}
.icon-btn:active{background:rgba(26,95,180,.16);}
.burger{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  background:rgba(26,95,180,.08);border:1px solid var(--line);color:var(--primary);
  cursor:pointer;align-items:center;justify-content:center;
}
.burger:hover{background:rgba(26,95,180,.16);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,27,45,.42);z-index:140;
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;z-index:150;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:20px;box-shadow:var(--s3);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-close{width:44px;height:44px;border:none;background:var(--primary-soft);color:var(--primary);border-radius:var(--r-sm);cursor:pointer;font-size:18px;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;padding:20px 0;flex:1;overflow-y:auto;}
.drawer-nav a{
  display:block;padding:12px 14px;font-size:17px;font-weight:600;color:var(--text-2);
  border-radius:var(--r-sm);transition:all .18s ease;
}
.drawer-nav a:hover{background:var(--primary-soft);color:var(--primary);}
.drawer-nav a.active{background:var(--primary);color:#fff;}
.drawer-foot{padding-top:16px;border-top:1px solid var(--line);}
.drawer-foot .btn{width:100%;}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;padding:150px 0 72px;overflow:hidden;
  background:
    linear-gradient(100deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.92) 42%,rgba(232,241,251,.78) 100%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;}
.crumbs a{color:var(--text-2);transition:color .18s ease;}
.crumbs a:hover{color:var(--primary);}
.crumbs i{font-size:9px;color:#B5C3D6;}
.crumbs .current{color:var(--text-3);}
.page-hero h1{
  font-size:clamp(28px,3.4vw,44px);line-height:1.28;font-weight:700;letter-spacing:-.5px;
  max-width:20em;color:var(--ink);
}
.page-hero .lede{
  margin-top:16px;max-width:44em;font-size:17px;line-height:1.85;color:var(--text-2);
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.85);border:1px solid #D8E6F6;
  font-size:13px;font-weight:500;color:var(--primary-dark);
}
.chip i{font-size:11px;color:var(--primary);}
.chip.live{background:#FFF1EB;border-color:#FFD3C2;color:#B23A12;}
.chip.live i{color:var(--accent);}

/* 搜索 */
.search-wrap{max-width:640px;margin:32px auto 0;}
.search-box{
  display:flex;align-items:center;gap:10px;background:#fff;
  border:1px solid #D8E6F6;border-radius:var(--r-sm);
  box-shadow:var(--s1);padding:0 8px 0 16px;height:56px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,95,180,.16),var(--s1);}
.search-box i{color:var(--text-3);font-size:15px;}
.search-box input{
  flex:1;min-width:0;height:100%;border:none;outline:none;background:transparent;font-size:15px;color:var(--ink);
}
.search-box input::placeholder{color:#9AA9BC;}
.search-box .btn{flex-shrink:0;}
.search-hint{margin-top:10px;text-align:center;font-size:13px;color:var(--text-3);}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0;}
.section-tight{padding:48px 0;}
.section-head{max-width:760px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;
  letter-spacing:.12em;color:var(--primary);text-transform:uppercase;
  background:var(--primary-soft);border-radius:var(--r-pill);padding:6px 14px;
}
.section-head h2{margin-top:16px;font-size:clamp(22px,2.5vw,30px);line-height:1.35;font-weight:700;letter-spacing:-.3px;}
.section-head p{margin-top:12px;color:var(--text-2);font-size:16px;line-height:1.85;}

/* ---------- 问答主体 ---------- */
.qa-layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:48px;align-items:start;}
.qa-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--s1);padding:20px;
}
.side-card h3{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px;}
.side-nav{display:flex;flex-direction:column;gap:8px;}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 14px;border-radius:var(--r-pill);font-size:14px;font-weight:500;
  color:var(--text-2);border:1px solid var(--line);background:#fff;
  transition:all .18s ease;
}
.side-nav a span{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.side-nav a:hover{border-color:#BFD8F2;background:var(--primary-soft);color:var(--primary-dark);}
.side-nav a.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:700;box-shadow:0 8px 20px rgba(26,95,180,.22);}
.side-nav a.active span{color:rgba(255,255,255,.82);}
.side-help{background:linear-gradient(180deg,#F2F8FF 0%,#FFFFFF 100%);}
.side-help p{font-size:13.5px;line-height:1.8;color:var(--text-2);}
.side-help .btn{width:100%;margin-top:14px;}
.side-meta{display:flex;flex-direction:column;gap:10px;margin-top:16px;padding-top:16px;border-top:1px dashed #D8E6F6;font-size:13px;color:var(--text-3);}
.side-meta li{display:flex;align-items:center;gap:8px;}
.side-meta i{color:var(--primary);font-size:12px;width:14px;text-align:center;}

.faq-group + .faq-group{margin-top:40px;}
.group-head{display:flex;align-items:baseline;gap:12px;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.group-head h3{font-size:20px;font-weight:700;color:var(--ink);line-height:1.5;}
.group-head .count{
  font-size:12px;font-weight:600;color:var(--primary);
  background:var(--primary-soft);border-radius:var(--r-pill);padding:3px 10px;
  font-variant-numeric:tabular-nums;
}
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--s1);transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
  overflow:hidden;
}
.faq-item:hover{box-shadow:var(--s2);border-color:#CFE1F5;transform:translateY(-2px);}
.faq-item[open]{border-color:#BFD8F2;box-shadow:var(--s2);}
.faq-item summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:14px;
  padding:18px 20px;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.plus{
  position:relative;flex-shrink:0;width:22px;height:22px;margin-top:2px;
  border-radius:50%;background:var(--primary-soft);
  transition:transform .22s ease,background-color .22s ease;
}
.plus::before,.plus::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);
}
.plus::before{width:10px;height:2px;}
.plus::after{width:2px;height:10px;}
.faq-item[open] .plus{transform:rotate(45deg);background:#FFE6DC;}
.faq-item[open] .plus::before,.faq-item[open] .plus::after{background:var(--accent);}
.faq-body{padding:0 20px 20px;font-size:15px;line-height:1.9;color:var(--text-2);}
.faq-body p + p{margin-top:10px;}
.faq-body a{color:var(--primary);border-bottom:1px solid rgba(26,95,180,.3);transition:border-color .18s ease,font-weight .18s ease;}
.faq-body a:hover{font-weight:600;border-bottom-color:var(--primary);}
.faq-item.is-hidden{display:none;}
.faq-group.is-hidden{display:none;}
.empty-state{
  display:none;background:var(--card);border:1px dashed #C9DDF3;border-radius:var(--r-md);
  padding:48px 24px;text-align:center;box-shadow:var(--s1);min-height:240px;
}
.empty-state.show{display:block;}
.empty-state .ico{
  width:56px;height:56px;margin:0 auto 18px;border-radius:var(--r-md);
  background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:20px;
}
.empty-state h3{font-size:18px;font-weight:700;}
.empty-state p{margin-top:8px;font-size:14.5px;color:var(--text-3);}
.empty-state .btn{margin-top:20px;}

/* ---------- 指标条 ---------- */
.metrics-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border-radius:var(--r-md);overflow:hidden;}
.metric{background:#fff;padding:28px 24px;}
.metric .num{
  font-size:34px;font-weight:700;line-height:1.2;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.metric .num em{font-size:16px;font-style:normal;font-weight:600;color:var(--text-3);margin-left:4px;}
.metric .lbl{margin-top:6px;font-size:13.5px;color:var(--text-3);line-height:1.7;}
.metric .tag{
  display:inline-flex;align-items:center;gap:6px;margin-top:10px;
  font-size:12px;font-weight:600;color:#0B7A5B;background:#E6F8F2;border-radius:var(--r-pill);padding:3px 10px;
}
.metric .tag i{font-size:8px;}

/* ---------- 联系 CTA ---------- */
.contact-band{
  background:linear-gradient(135deg,#EDF5FE 0%,#F7FAFF 55%,#FFFFFF 100%);
  border-top:1px solid var(--line);
}
.contact-card{
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--s1);padding:44px;overflow:hidden;
}
.contact-card h2{font-size:clamp(22px,2.4vw,28px);line-height:1.4;font-weight:700;letter-spacing:-.3px;}
.contact-card p{margin-top:14px;font-size:15.5px;line-height:1.9;color:var(--text-2);}
.contact-list{display:flex;flex-direction:column;gap:12px;margin-top:22px;}
.contact-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--text-2);}
.contact-list i{color:var(--primary);margin-top:5px;font-size:13px;}
.contact-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.contact-figure{position:relative;border-radius:var(--r-md);overflow:hidden;box-shadow:var(--s2);aspect-ratio:16/11;}
.contact-figure img{width:100%;height:100%;object-fit:cover;}
.contact-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,62,125,0) 45%,rgba(15,62,125,.55) 100%);
}
.figure-cap{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;color:#fff;
}
.figure-cap strong{display:block;font-size:15px;font-weight:700;}
.figure-cap span{font-size:12.5px;color:rgba(255,255,255,.86);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:var(--text-3);max-width:26em;}
.footer-col h3{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-3);transition:color .18s ease;}
.footer-col a:hover{color:var(--primary);}
.footer-contact li{display:flex;align-items:flex-start;gap:8px;font-size:13.5px;line-height:1.8;color:var(--text-3);}
.footer-contact i{color:var(--primary);margin-top:5px;font-size:12px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-2);}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .page-hero h1{font-size:34px;}
  .qa-layout{grid-template-columns:232px minmax(0,1fr);gap:32px;}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px;}
  .footer-col:last-child{grid-column:1 / -1;}
}
@media (max-width:992px){
  .nav-links{display:none;}
  .nav-actions .btn{display:none;}
  .burger{display:inline-flex;}
  .site-header .nav-wrap{height:64px;}
  .page-hero{padding:120px 0 56px;}
  .qa-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .qa-side{position:static;flex-direction:row;flex-wrap:wrap;}
  .qa-side .side-card{flex:1 1 300px;}
  .side-nav{flex-direction:row;flex-wrap:wrap;}
  .side-nav a{flex:0 0 auto;}
  .faq-grid{grid-template-columns:minmax(0,1fr);}
  .metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .contact-card{grid-template-columns:minmax(0,1fr);padding:32px;gap:32px;}
  .contact-figure{order:-1;}
  .section{padding:56px 0;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .page-hero{padding:108px 0 48px;}
  .page-hero .lede{font-size:16px;}
  .search-box{height:52px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:560px){
  body{font-size:15px;}
  .page-hero h1{font-size:26px;line-height:1.35;}
  .metrics-grid{grid-template-columns:minmax(0,1fr);}
  .metric{padding:20px;}
  .metric .num{font-size:28px;}
  .contact-card{padding:20px;border-radius:var(--r-md);}
  .contact-actions .btn{width:100%;}
  .search-box{flex-wrap:wrap;height:auto;padding:12px;}
  .search-box input{height:40px;flex:1 1 100%;}
  .search-box .btn{width:100%;}
  .faq-item summary{font-size:16px;padding:16px;}
  .faq-body{padding:0 16px 16px;}
  .section{padding:40px 0;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category5 */
:root{
  --brand:#1A5FB4;
  --brand-dark:#0F3E7D;
  --brand-soft:#E8F1FB;
  --accent:#FF6B35;
  --mint:#12B886;
  --ink:#101B2D;
  --ink-2:#33415C;
  --ink-3:#6B7A90;
  --line:#E3EAF3;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --r-btn:10px;
  --r-card:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,45,.05),0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(26,95,180,.14);
  --sh-3:0 16px 40px rgba(16,27,45,.10);
  --font:"Noto Sans SC","思源黑体","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
img{max-width:100%;display:block;height:auto}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 22px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(26,95,180,.22)}
.btn-primary:hover{background:#15529c;box-shadow:0 10px 24px rgba(26,95,180,.28)}
.btn-primary:active{background:var(--brand-dark);transform:translateY(1px)}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft)}
.btn-outline:active{background:#d8e8f9}
.btn-ghost{background:transparent;color:var(--ink);border-color:transparent}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand)}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:14px}
.btn-text i{transition:transform .2s ease}
.btn-text:hover i{transform:translateX(4px)}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(14px) saturate(160%);
  backdrop-filter:blur(14px) saturate(160%);
  border-bottom:1px solid rgba(227,234,243,.7);
  box-shadow:0 6px 20px rgba(16,27,45,.05);
  transition:background-color .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-stuck{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 10px 28px rgba(16,27,45,.08);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:72px;transition:height .24s ease}
.site-header.is-stuck .nav-wrap{height:64px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;flex:0 0 32px;display:grid;place-items:center;
  background:var(--brand);color:#fff;border-radius:10px;font-size:15px;
  box-shadow:0 6px 14px rgba(26,95,180,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:-.2px}
.brand-sub{font-size:10px;letter-spacing:.16em;color:var(--ink-3);font-weight:500;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 12px;border-radius:var(--r-btn);
  font-size:15px;color:var(--ink-2);font-weight:500;white-space:nowrap;
}
.nav-links a:hover{background:var(--brand-soft);color:var(--brand)}
.nav-links a:active{background:#d8e8f9}
.nav-links a.active{color:var(--brand);font-weight:700}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:40px;height:40px;display:grid;place-items:center;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--ink-2);
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.icon-btn:hover{color:var(--brand);border-color:#bfd8f2;background:var(--brand-soft)}
.icon-btn:active{background:#d8e8f9}
.burger{
  display:none;width:44px;height:44px;place-items:center;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink);
}
.burger:hover{color:var(--brand);border-color:#bfd8f2}
.nav-scrim{
  position:fixed;inset:0;background:rgba(16,27,45,.42);
  opacity:0;pointer-events:none;transition:opacity .24s ease;z-index:110;
}
body.nav-open .nav-scrim{opacity:1;pointer-events:auto}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  padding:132px 0 64px;
  background:
    linear-gradient(90deg,rgba(255,255,255,.97) 0%,rgba(248,251,254,.93) 48%,rgba(232,241,251,.78) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb i{font-size:10px;opacity:.6}
.breadcrumb span{color:var(--ink-3)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:end}
.hero-copy h1{
  font-size:42px;line-height:1.25;font-weight:700;letter-spacing:-.5px;color:var(--ink);
  margin-bottom:16px;max-width:16em;
}
.hero-copy h1 em{font-style:normal;color:var(--brand)}
.hero-lead{font-size:17px;line-height:1.85;color:var(--ink-2);max-width:38em;margin-bottom:22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
.chip i{color:var(--brand);font-size:12px}
.chip-mint{background:rgba(18,184,134,.1);border-color:rgba(18,184,134,.25);color:#0b7a5a}
.chip-mint i{color:var(--mint)}
.hero-aside{display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.hero-aside .btn{min-width:180px}
.hero-aside small{font-size:12px;color:var(--ink-3)}

/* ---------- 板块 ---------- */
.section{padding:80px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;letter-spacing:-.3px;color:var(--ink)}
.section-head p{font-size:15px;color:var(--ink-3);margin-top:8px;max-width:52em}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--brand);border-radius:2px}

/* ---------- 品牌 + 指标 + 表单 ---------- */
.about-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:32px;align-items:start}
.brand-panel{display:flex;flex-direction:column;gap:24px}
.brand-figure{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-1);background:var(--brand-soft);aspect-ratio:16/9;
}
.brand-figure img{width:100%;height:100%;object-fit:cover}
.brand-block h2{font-size:26px;line-height:1.4;font-weight:700;color:var(--ink);margin-bottom:14px}
.brand-block p{font-size:15.5px;line-height:1.95;color:var(--ink-2);margin-bottom:14px}
.brand-block p:last-child{margin-bottom:0}
.contact-list{
  border:1px solid var(--line);border-radius:var(--r-card);
  background:#fff;box-shadow:var(--sh-1);overflow:hidden;
}
.contact-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 18px;font-size:14.5px;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.contact-list li:last-child{border-bottom:0}
.contact-list li i{color:var(--brand);width:18px;text-align:center;margin-top:5px;font-size:14px}
.contact-list b{color:var(--ink);font-weight:600}

.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px}
.kpi{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 16px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.kpi:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#c9dff6}
.kpi-num{
  font-size:32px;font-weight:700;color:var(--brand);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.kpi-num small{font-size:14px;font-weight:600;color:var(--ink-2);margin-left:4px;letter-spacing:0}
.kpi-label{font-size:13px;color:var(--ink-3);margin-top:8px;line-height:1.6}

.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:28px;
}
.form-card h3{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:6px}
.form-card .form-intro{font-size:14px;color:var(--ink-3);margin-bottom:20px}
.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.field > span{font-size:13.5px;font-weight:600;color:var(--ink-2)}
.field input,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;color:var(--ink);line-height:1.6;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{min-height:118px;resize:vertical;line-height:1.8}
.field input::placeholder,.field textarea::placeholder{color:#9aa8bb}
.field input:hover,.field textarea:hover{border-color:#c9dff6}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fbfdff;
  box-shadow:0 0 0 3px rgba(26,95,180,.14);
}
.form-note{font-size:12.5px;color:var(--ink-3);margin-top:12px;line-height:1.7}
.form-error{display:none;font-size:13px;color:#d93025;margin-top:10px}
.form-error.show{display:block}
.form-success{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(18,184,134,.1);border:1px solid rgba(18,184,134,.3);
  border-radius:var(--r-card);padding:20px 22px;
}
.form-success i{color:var(--mint);font-size:22px;margin-top:2px}
.form-success h4{font-size:16px;font-weight:700;color:#0b7a5a;margin-bottom:6px}
.form-success p{font-size:14px;color:var(--ink-2);line-height:1.8}

/* ---------- 合作方向 ---------- */
.coop-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.coop-list{border-top:1px solid var(--line)}
.coop-row{
  display:grid;grid-template-columns:180px minmax(0,1fr) 200px;
  gap:24px;align-items:center;
  padding:22px 8px;border-bottom:1px solid var(--line);
  transition:background-color .2s ease,transform .2s ease;
}
.coop-row:hover{background:var(--brand-soft)}
.coop-name{font-size:17px;font-weight:600;color:var(--ink);display:flex;align-items:center;gap:10px}
.coop-name i{color:var(--brand);font-size:15px}
.coop-desc{font-size:14.5px;color:var(--ink-2);line-height:1.85}
.coop-tag{
  justify-self:end;display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;white-space:nowrap;
}

/* ---------- 排期节奏 ---------- */
.schedule{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:40px;align-items:start}
.schedule-intro h2{font-size:28px;line-height:1.4;font-weight:700;color:var(--ink);margin-bottom:14px}
.schedule-intro p{font-size:15px;color:var(--ink-2);line-height:1.9;margin-bottom:20px}
.schedule-table{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.schedule-head,.schedule-line{
  display:grid;grid-template-columns:130px minmax(0,1fr) 120px;
  gap:16px;padding:16px 22px;align-items:center;
}
.schedule-head{
  background:var(--brand-soft);font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--brand-dark);text-transform:uppercase;
}
.schedule-line{border-top:1px solid var(--line);transition:background-color .2s ease}
.schedule-line:hover{background:#f9fcff}
.schedule-line .time{
  font-size:16px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;
}
.schedule-line .what{font-size:14.5px;color:var(--ink-2)}
.schedule-line .what b{display:block;font-size:15px;color:var(--ink);font-weight:600;margin-bottom:2px}
.schedule-line .state{
  justify-self:end;font-size:12.5px;font-weight:600;padding:4px 10px;border-radius:var(--r-pill);
  background:rgba(18,184,134,.12);color:#0b7a5a;white-space:nowrap;
}
.schedule-line .state.pending{background:var(--brand-soft);color:var(--brand)}
.schedule-line .state.rest{background:#eef1f6;color:var(--ink-3)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:800px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#c9dff6}
.faq-item[open]{border-color:#bfd8f2;box-shadow:var(--sh-2)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary i{
  flex:0 0 auto;color:var(--brand);font-size:14px;
  transition:transform .24s ease;
}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.9;color:var(--ink-2);max-width:720px}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 80px}
.cta-inner{
  background:linear-gradient(120deg,var(--brand-soft) 0%,#f4f9ff 60%,#fff 100%);
  border:1px solid #d5e6f8;border-radius:var(--r-lg);
  padding:48px 40px;text-align:center;
  box-shadow:var(--sh-1);
}
.cta-inner h2{font-size:28px;font-weight:700;color:var(--brand-dark);line-height:1.4;margin-bottom:12px}
.cta-inner p{font-size:15px;color:var(--ink-2);max-width:46em;margin:0 auto 24px}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg);border-top:1px solid var(--line);
  padding:56px 0 28px;color:var(--ink-2);
}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:40px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--ink-3);margin-top:16px;max-width:24em}
.footer-col h3{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:var(--ink-3)}
.footer-col ul li a{color:var(--ink-3)}
.footer-col ul li a:hover{color:var(--brand)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;line-height:1.7}
.footer-contact li i{color:var(--brand);margin-top:5px;font-size:13px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-3);
}
.footer-bottom a{color:var(--ink-2)}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .hero-copy h1{font-size:36px}
  .section-head h2{font-size:26px}
}
@media (max-width:992px){
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);
    margin-left:0;background:#fff;flex-direction:column;align-items:stretch;
    gap:4px;padding:88px 20px 28px;
    border-left:1px solid var(--line);box-shadow:-12px 0 32px rgba(16,27,45,.12);
    transform:translateX(102%);transition:transform .28s ease;z-index:115;overflow-y:auto;
  }
  .nav-links a{padding:14px 16px;font-size:18px;border-radius:var(--r-btn)}
  .nav-links a.active::after{left:16px;right:auto;width:22px;bottom:8px}
  body.nav-open .nav-links{transform:translateX(0)}
  .burger{display:grid}
  .nav-actions{margin-left:auto}
  .nav-actions .btn{display:none}
  .about-grid{grid-template-columns:1fr;gap:28px}
  .schedule{grid-template-columns:1fr;gap:28px}
  .hero-grid{grid-template-columns:1fr;gap:24px;align-items:start}
  .hero-aside{align-items:flex-start;flex-direction:row;flex-wrap:wrap;gap:10px}
  .hero-aside .btn{min-width:0}
  .coop-row{grid-template-columns:150px minmax(0,1fr);row-gap:8px}
  .coop-tag{grid-column:1 / -1;justify-self:start}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .page-hero{padding:112px 0 48px}
  .hero-copy h1{font-size:30px}
  .hero-lead{font-size:16px}
  .kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .field-row{grid-template-columns:1fr}
  .coop-row{grid-template-columns:1fr;gap:8px;padding:18px 4px}
  .schedule-head{display:none}
  .schedule-line{grid-template-columns:1fr auto;row-gap:4px}
  .schedule-line .what{grid-column:1 / -1}
  .schedule-line .state{justify-self:start;grid-column:1 / -1;margin-top:4px}
  .cta-inner{padding:36px 22px}
  .cta-inner h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .form-card{padding:22px 18px}
}
@media (max-width:560px){
  .hero-copy h1{font-size:26px}
  .section-head h2{font-size:23px}
  .brand-name{font-size:15px}
  .kpi-num{font-size:26px}
  .btn-block-mobile{width:100%}
  .hero-aside{flex-direction:column;align-items:stretch}
  .hero-aside .btn{width:100%}
  .faq-item summary{font-size:16px;padding:16px 18px}
  .faq-body{padding:0 18px 18px}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}