/* roulang page: index */
:root{
  --brand:#1B5FA8;
  --brand-dark:#0E3E73;
  --brand-light:#E8F0FA;
  --accent:#F2711C;
  --accent-soft:#FFF1E6;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --line:#E3E9F2;
  --ink:#0F1B2D;
  --ink-2:#4A5A70;
  --ink-3:#8794A6;
  --deep:#0F2A47;
  --r-card:16px;
  --r-banner:20px;
  --r-pill:999px;
  --r-input:12px;
  --sh-1:0 1px 2px rgba(16,42,80,.06);
  --sh-2:0 12px 32px -12px rgba(16,42,80,.18);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
img{max-width:100%;display:block;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;}
h1{font-size:clamp(30px,4vw,46px);line-height:1.2;font-weight:700;letter-spacing:-.4px;}
h2{font-size:clamp(24px,2.6vw,30px);line-height:1.3;font-weight:700;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
.grid-container{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;}
.grid-x{display:flex;flex-wrap:wrap;}
.cell{flex:0 0 auto;min-width:0;}
.section{padding:var(--sec) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{position:relative;padding-left:16px;}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--brand);}
.section-desc{color:var(--ink-2);font-size:15px;margin-top:8px;max-width:760px;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);white-space:nowrap;}
.link-more:hover{gap:10px;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(27,95,168,.25);border-radius:8px;}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:16px;left:50%;transform:translateX(-50%);width:min(1160px,92vw);z-index:200;}
.dock{
  display:flex;align-items:center;gap:20px;
  background:rgba(255,255,255,.95);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  padding:10px 14px 10px 18px;
  transition:padding .2s ease,box-shadow .2s ease;
  backdrop-filter:blur(8px);
}
.dock-wrap.is-scrolled .dock{padding:6px 12px 6px 16px;box-shadow:0 10px 28px -14px rgba(16,42,80,.28);}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;font-weight:700;font-size:16px;
  display:flex;align-items:center;justify-content:center;
}
.dock-logo-text{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:-.2px;}
.dock-nav{display:flex;align-items:center;gap:4px;margin:0 auto;}
.dock-nav a{
  display:block;padding:9px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--ink-2);font-weight:500;white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.dock-nav a:hover{background:var(--brand-light);color:var(--brand-dark);}
.dock-nav a.is-active{background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-search{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:color .18s ease,border-color .18s ease;
}
.dock-search:hover{color:var(--brand);border-color:var(--brand);}
.dock-toggle{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;display:none;
  align-items:center;justify-content:center;font-size:17px;
}
.dock-toggle:hover{border-color:var(--brand);color:var(--brand);}
.dock-drawer{
  display:none;margin-top:12px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-banner);box-shadow:var(--sh-2);padding:18px;
}
.dock-drawer.is-open{display:block;}
.dock-drawer ul{display:flex;flex-direction:column;gap:4px;margin-bottom:14px;}
.dock-drawer ul a{display:block;padding:12px 14px;border-radius:12px;color:var(--ink-2);font-size:15px;}
.dock-drawer ul a:hover{background:var(--brand-light);color:var(--brand-dark);}
.dock-drawer ul a.is-active{background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.drawer-search{display:flex;gap:8px;margin-bottom:12px;}
.drawer-search input{flex:1;height:46px;border:1px solid var(--line);border-radius:var(--r-input);padding:0 14px;background:#fff;color:var(--ink);}
.drawer-search input:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(27,95,168,.14);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -12px rgba(27,95,168,.7);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -12px rgba(14,62,115,.6);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-light);color:var(--brand-dark);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#d95f10;color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--brand);padding:0;height:auto;border:none;gap:6px;}
.btn-ghost:hover{color:var(--brand-dark);gap:10px;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:12px;
  background:var(--brand-light);color:var(--brand-dark);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge-accent{background:var(--accent-soft);color:#B8520D;}
.badge-solid{background:var(--brand);color:#fff;}
.badge-live{background:var(--accent);color:#fff;}
.tag{display:inline-block;padding:5px 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:13px;}
.tag:hover{border-color:var(--brand);color:var(--brand);}

/* ---------- Hero ---------- */
.hero{position:relative;padding:132px 0 72px;background:#fff;overflow:hidden;}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:.14;}
.hero-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(246,248,251,.93) 0%,rgba(255,255,255,.97) 100%);}
.hero .grid-container{position:relative;z-index:2;}
.hero-grid{align-items:flex-start;}
.hero-main{padding-right:8px;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-dark);background:var(--brand-light);padding:6px 14px;border-radius:var(--r-pill);margin-bottom:18px;}
.hero h1{margin-bottom:16px;}
.hero-sub{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:620px;margin-bottom:28px;}
.aspect-16x9{position:relative;width:100%;padding-top:56.25%;border-radius:var(--r-banner);overflow:hidden;background:var(--brand-light);}
.aspect-16x9 img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.live-cover{position:relative;border-radius:var(--r-banner);box-shadow:var(--sh-2);overflow:hidden;border:1px solid var(--line);}
.live-cover .badge-live{position:absolute;top:16px;left:16px;z-index:3;box-shadow:0 6px 16px -8px rgba(242,113,28,.8);}
.live-strip{
  position:absolute;left:0;right:0;bottom:0;z-index:3;
  display:flex;flex-wrap:wrap;gap:8px 22px;
  padding:14px 18px;background:rgba(15,42,71,.72);color:#EAF2FB;font-size:13px;
}
.live-strip span{display:inline-flex;align-items:center;gap:6px;}
.hero-side{display:flex;flex-direction:column;gap:16px;}

.countdown-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-banner);box-shadow:var(--sh-1);padding:22px;}
.countdown-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px;}
.countdown-title{font-size:15px;font-weight:600;color:var(--ink);}
.countdown-match{font-size:13px;color:var(--ink-3);margin-bottom:16px;}
.countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;}
.cd-unit{background:var(--brand);color:#fff;border-radius:12px;padding:10px 6px;text-align:center;transition:background .2s ease;}
.cd-num{display:block;font-size:clamp(22px,3.2vw,28px);font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.cd-label{display:block;font-size:12px;color:rgba(255,255,255,.78);margin-top:4px;}
.countdown.is-live .cd-unit{background:var(--accent);}
.countdown-note{margin-top:14px;font-size:13px;color:var(--ink-3);}
.countdown-note .live-flag{display:none;color:#B8520D;font-weight:600;}
.countdown.is-live ~ .countdown-note .live-flag{display:inline;}
.countdown.is-live ~ .countdown-note .wait-flag{display:none;}

.point-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-banner);box-shadow:var(--sh-1);padding:22px;}
.point-list h3{font-size:16px;margin-bottom:14px;}
.point-item{display:flex;gap:12px;padding:10px 0;border-bottom:1px dashed var(--line);}
.point-item:last-child{border-bottom:none;padding-bottom:0;}
.point-num{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:var(--brand-light);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
  transition:background .18s ease,color .18s ease;
}
.point-item:hover .point-num{background:var(--accent);color:#fff;}
.point-title{font-size:15px;font-weight:600;color:var(--ink);}
.point-text{font-size:13px;color:var(--ink-3);line-height:1.7;}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;}
.hero-cta .btn{flex:1 1 auto;min-width:180px;}

/* ---------- 数据条 ---------- */
.stats{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:36px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:0 24px;border-right:1px solid var(--line);}
.stat:last-child{border-right:none;}
.stat-num{font-size:clamp(26px,3vw,34px);font-weight:700;color:var(--brand);line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.stat-num small{font-size:15px;font-weight:600;margin-left:2px;}
.stat-label{font-size:14px;color:var(--ink-3);margin-top:6px;}

/* ---------- 最新信息 ---------- */
.news-grid{margin:0 -12px;}
.news-grid>.cell{padding:0 12px 24px;}
.news-card{
  display:flex;height:100%;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D3DFEE;}
.news-card:hover .news-title a{color:var(--brand);}
.news-media{flex:0 0 40%;position:relative;overflow:hidden;background:var(--brand-light);}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.news-card:hover .news-media img{transform:scale(1.04);}
.news-body{flex:1 1 auto;padding:20px 22px;display:flex;flex-direction:column;gap:10px;min-width:0;}
.news-title{font-size:17px;line-height:1.5;font-weight:600;}
.news-title a{color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-sum{font-size:14px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);}
.news-arrow{color:var(--brand);font-weight:700;transition:transform .18s ease;}
.news-card:hover .news-arrow{transform:translateX(4px);}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;color:var(--ink-2);
}
.empty-state .empty-icon{font-size:28px;color:var(--brand);margin-bottom:12px;}
.empty-text{font-size:15px;margin-bottom:16px;}

/* ---------- 分类行列表 ---------- */
.cat-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-banner);box-shadow:var(--sh-1);overflow:hidden;}
.cat-row{
  display:flex;align-items:center;gap:20px;padding:22px 26px;
  border-bottom:1px solid var(--line);transition:background .18s ease;
}
.cat-row:last-child{border-bottom:none;}
.cat-row:hover{background:var(--brand-light);}
.cat-row:hover .cat-name{color:var(--brand-dark);}
.cat-row:hover .cat-go{transform:translateX(5px);color:var(--brand);}
.cat-idx{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  background:var(--brand-light);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;font-variant-numeric:tabular-nums;
}
.cat-main{flex:1 1 auto;min-width:0;}
.cat-name{font-size:17px;font-weight:600;color:var(--ink);transition:color .18s ease;}
.cat-desc{font-size:14px;color:var(--ink-3);margin-top:4px;}
.cat-go{flex:0 0 auto;color:var(--ink-3);font-size:16px;transition:transform .18s ease,color .18s ease;}

/* ---------- 回放带 ---------- */
.replay-band{background:var(--deep);color:#E7EFF9;padding:var(--sec) 0;}
.replay-band .section-head h2{color:#fff;}
.replay-band .section-head h2::before{background:var(--accent);}
.replay-band .section-desc{color:#A8BDD6;}
.replay-band .link-more{color:#8FC0F0;}
.replay-band .link-more:hover{color:#fff;}
.replay-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.replay-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);overflow:hidden;transition:transform .18s ease,background .18s ease;}
.replay-card:hover{transform:translateY(-2px);background:rgba(255,255,255,.1);}
.replay-card.offset{margin-top:36px;}
.replay-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#123A61;}
.replay-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9;transition:transform .3s ease;}
.replay-card:hover .replay-thumb img{transform:scale(1.05);}
.replay-time{position:absolute;right:12px;bottom:12px;background:rgba(15,42,71,.85);color:#fff;font-size:12px;padding:3px 10px;border-radius:10px;font-variant-numeric:tabular-nums;}
.replay-body{padding:20px 22px 24px;}
.replay-body h3{font-size:17px;color:#fff;margin-bottom:8px;}
.replay-body p{font-size:14px;color:#A8BDD6;line-height:1.75;}
.replay-meta{margin-top:14px;font-size:13px;color:#7E97B4;display:flex;justify-content:space-between;gap:12px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .18s ease;}
.faq-item.is-open{box-shadow:var(--sh-2);}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px;background:transparent;border:none;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);position:relative;
}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--brand);opacity:0;transition:opacity .18s ease;}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-q i{color:var(--brand);font-size:14px;transition:transform .2s ease;flex:0 0 auto;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a-inner{padding:0 22px 20px 22px;font-size:15px;line-height:1.8;color:var(--ink-2);}
.faq-item.is-open .faq-a{max-height:420px;}

/* ---------- 订阅 CTA ---------- */
.subscribe{background:#fff;padding:var(--sec) 0;}
.subscribe-inner{max-width:760px;margin:0 auto;text-align:center;}
.subscribe-inner h2{margin-bottom:12px;}
.subscribe-inner p{color:var(--ink-2);font-size:16px;margin-bottom:26px;}
.sub-form{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 320px;max-width:420px;height:48px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-input);background:#fff;color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-form input::placeholder{color:var(--ink-3);}
.sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(27,95,168,.14);}
.sub-form input.is-error{border-color:#C93A2B;box-shadow:0 0 0 3px rgba(201,58,43,.12);}
.sub-note{margin-top:14px;font-size:13px;color:var(--ink-3);}
.sub-status{margin-top:14px;font-size:14px;font-weight:600;color:var(--brand-dark);min-height:20px;}
.sub-status.is-error{color:#C93A2B;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:#C9D8EA;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--brand),#4A8BD1);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;}
.footer-name{color:#fff;font-size:16px;font-weight:700;}
.footer-brand-text{font-size:14px;line-height:1.8;color:#9DB3CE;max-width:320px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:#9DB3CE;font-size:14px;}
.footer-col a:hover{color:#fff;}
.footer-sub{display:flex;gap:8px;margin-top:12px;}
.footer-sub input{flex:1;height:44px;padding:0 14px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;}
.footer-sub input::placeholder{color:#7E97B4;}
.footer-sub input:focus{outline:none;border-color:#4A8BD1;}
.footer-sub button{height:44px;padding:0 18px;border-radius:var(--r-input);border:none;background:var(--brand);color:#fff;font-weight:600;cursor:pointer;transition:background .18s ease;}
.footer-sub button:hover{background:#2A76C6;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7E97B4;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--sec:72px;}
  .hero{padding:120px 0 60px;}
  .stat{padding:0 18px;}
}
@media (max-width:1023px){
  .dock-nav{display:none;}
  .dock-toggle{display:flex;}
  .dock-actions .btn{display:none;}
  .hero-grid>.cell{width:100%;}
  .hero-main{padding-right:0;margin-bottom:8px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px 0;}
  .stat:nth-child(2){border-right:none;}
  .stat{padding:0 16px;}
  .replay-grid{grid-template-columns:1fr;}
  .replay-card.offset{margin-top:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--sec:48px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .dock-wrap{top:10px;width:94vw;}
  .dock{padding:8px 10px 8px 14px;gap:12px;}
  .dock-logo-text{font-size:15px;}
  .hero{padding:104px 0 48px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .news-grid{margin:0;}
  .news-grid>.cell{padding:0 0 16px;}
  .news-card{flex-direction:column;}
  .news-media{flex:0 0 auto;height:180px;}
  .news-media img{height:180px;}
  .cat-row{padding:18px 18px;gap:14px;}
  .cat-desc{display:none;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .stat-num{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .cd-num{font-size:20px;}
  .cd-unit{padding:8px 4px;}
  .countdown{gap:8px;}
  .subscribe-inner p{font-size:15px;}
  .sub-form input{flex:1 1 100%;max-width:100%;}
  .sub-form .btn{width:100%;}
}

/* roulang page: article */
:root{
    --brand:#1B5FA8;
    --brand-dark:#0E3E73;
    --brand-light:#E8F0FA;
    --accent:#F2711C;
    --bg:#F6F8FB;
    --card:#FFFFFF;
    --line:#E3E9F2;
    --text:#0F1B2D;
    --text-2:#4A5A70;
    --text-3:#8794A6;
    --r-card:16px;
    --r-cover:20px;
    --r-pill:999px;
    --r-input:12px;
    --sh-1:0 1px 2px rgba(16,42,80,.06);
    --sh-2:0 12px 32px -12px rgba(16,42,80,.18);
    --dock-h:64px;
    --gap:24px;
    --t:180ms ease;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
    font-size:16px;
    line-height:1.8;
    font-weight:400;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-style:none;}
  a{color:var(--brand);text-decoration:none;transition:color var(--t);}
  a:hover{color:var(--brand-dark);}
  button,input{font-family:inherit;font-size:inherit;}
  h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text);letter-spacing:.2px;}
  p{margin:0 0 1em;}
  ul,ol{margin:0;padding:0;list-style:none;}
  :focus-visible{outline:none;box-shadow:0 0 0 3px rgba(27,95,168,.25);border-radius:6px;}

  .grid-container{max-width:1200px;width:100%;padding-left:24px;padding-right:24px;margin:0 auto;}
  .num{font-variant-numeric:tabular-nums;}

  /* ============ 浮动 Dock 导航 ============ */
  .dock-wrap{position:fixed;top:18px;left:0;right:0;z-index:60;pointer-events:none;}
  .dock{
    pointer-events:auto;
    width:min(1160px,92vw);
    margin:0 auto;
    height:var(--dock-h);
    display:flex;
    align-items:center;
    gap:20px;
    padding:0 18px 0 16px;
    background:rgba(255,255,255,.94);
    backdrop-filter:saturate(160%) blur(10px);
    border:1px solid var(--line);
    border-radius:var(--r-pill);
    box-shadow:var(--sh-1);
    transition:height var(--t),box-shadow var(--t),background var(--t);
  }
  .dock.is-scrolled{height:56px;box-shadow:0 10px 28px -14px rgba(16,42,80,.28);}
  .dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
  .dock-logo:hover{color:var(--text);}
  .dock-logo-mark{
    width:32px;height:32px;border-radius:10px;
    display:flex;align-items:center;justify-content:center;
    background:var(--brand);color:#fff;font-weight:700;font-size:16px;
    box-shadow:0 6px 14px -6px rgba(27,95,168,.6);
  }
  .dock-logo-text{font-size:16px;font-weight:700;letter-spacing:.4px;white-space:nowrap;}
  .dock-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;margin:0;}
  .dock-nav li{list-style:none;}
  .dock-nav a{
    display:block;padding:9px 14px;border-radius:var(--r-pill);
    font-size:14.5px;color:var(--text-2);white-space:nowrap;transition:background var(--t),color var(--t);
  }
  .dock-nav a:hover{background:var(--brand-light);color:var(--brand);}
  .dock-nav a.is-active{background:var(--brand-light);color:var(--brand);font-weight:600;}
  .dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .dock-search{
    width:38px;height:38px;border-radius:50%;
    border:1px solid var(--line);background:#fff;color:var(--text-2);
    display:flex;align-items:center;justify-content:center;cursor:pointer;
    transition:all var(--t);
  }
  .dock-search:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-light);}
  .dock-toggle{
    display:none;width:38px;height:38px;border-radius:12px;
    border:1px solid var(--line);background:#fff;color:var(--text);cursor:pointer;
  }
  .dock-drawer{
    pointer-events:auto;
    display:none;
    width:min(1160px,92vw);
    margin:10px auto 0;
    background:#fff;
    border:1px solid var(--line);
    border-radius:18px;
    box-shadow:var(--sh-2);
    padding:14px;
  }
  .dock-drawer.is-open{display:block;}
  .dock-drawer ul li a{
    display:block;padding:13px 14px;border-radius:12px;
    color:var(--text);font-size:15px;
  }
  .dock-drawer ul li a:hover{background:var(--brand-light);color:var(--brand);}
  .dock-drawer ul li a.is-active{background:var(--brand-light);color:var(--brand);font-weight:600;}
  .dock-drawer .drawer-foot{margin-top:10px;display:flex;flex-direction:column;gap:10px;}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 22px;border-radius:var(--r-pill);
    font-size:15px;font-weight:600;letter-spacing:.3px;
    border:1px solid transparent;cursor:pointer;
    transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
    white-space:nowrap;
  }
  .btn-sm{height:38px;padding:0 18px;font-size:14px;}
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -12px rgba(27,95,168,.9);}
  .btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 14px 28px -12px rgba(14,62,115,.85);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
  .btn-ghost:hover{background:var(--brand-light);color:var(--brand-dark);transform:translateY(-1px);}
  .btn-text{
    background:none;border:none;color:var(--brand);font-weight:600;
    display:inline-flex;align-items:center;gap:6px;padding:6px 2px;
  }
  .btn-text i{transition:transform var(--t);}
  .btn-text:hover i{transform:translateX(4px);}

  /* ============ 文章头部 ============ */
  .article-head{
    position:relative;
    padding:132px 0 40px;
    background-image:url('/assets/images/backpic/back-1.png');
    background-size:cover;
    background-position:center;
  }
  .article-head::before{
    content:"";position:absolute;inset:0;
    background:rgba(255,255,255,.93);
  }
  .article-head .grid-container{position:relative;z-index:1;}
  .crumb{font-size:13px;color:var(--text-3);margin-bottom:16px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
  .crumb a{color:var(--text-2);}
  .crumb a:hover{color:var(--brand);}
  .crumb .sep{color:#C3CDDA;}
  .crumb .now{color:var(--text-3);}

  .badge{
    display:inline-flex;align-items:center;gap:6px;
    background:var(--brand-light);color:var(--brand);
    font-size:12.5px;font-weight:600;letter-spacing:.4px;
    padding:5px 12px;border-radius:12px;
  }
  .badge-accent{background:rgba(242,113,28,.12);color:#C2540E;}

  .article-head h1{
    font-size:clamp(28px,3.6vw,42px);
    line-height:1.28;
    margin:16px 0 18px;
    max-width:900px;
    font-weight:700;
  }
  .meta-row{
    display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
    font-size:13.5px;color:var(--text-3);
  }
  .meta-row .meta-item{display:inline-flex;align-items:center;gap:7px;}
  .meta-row i{color:var(--brand);font-size:13px;}

  /* ============ 正文区 ============ */
  .article-body{padding:48px 0 24px;}
  .panel{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:var(--sh-1);
  }
  .prose{padding:36px 40px 44px;}
  .prose-body{
    max-width:760px;
    font-size:16.5px;
    line-height:1.9;
    color:var(--text);
  }
  .prose-body p{margin:0 0 1.05em;}
  .prose-body h2{
    font-size:26px;line-height:1.35;margin:2em 0 .8em;
    padding-left:14px;position:relative;
  }
  .prose-body h2::before{
    content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
    border-radius:3px;background:var(--brand);
  }
  .prose-body h3{font-size:20px;margin:1.6em 0 .6em;font-weight:600;}
  .prose-body ul,.prose-body ol{margin:0 0 1.2em;padding-left:0;}
  .prose-body ul li,.prose-body ol li{
    position:relative;padding-left:24px;margin-bottom:.55em;color:var(--text-2);
  }
  .prose-body ul li::before{
    content:"";position:absolute;left:6px;top:.78em;width:7px;height:7px;border-radius:50%;
    background:var(--brand);opacity:.85;
  }
  .prose-body ol{counter-reset:li;}
  .prose-body ol li{counter-increment:li;}
  .prose-body ol li::before{
    content:counter(li);
    position:absolute;left:0;top:.35em;
    width:18px;height:18px;border-radius:6px;background:var(--brand-light);color:var(--brand);
    font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
  }
  .prose-body blockquote{
    margin:1.6em 0;padding:18px 22px;background:var(--brand-light);
    border-left:4px solid var(--brand);border-radius:0 12px 12px 0;
    color:var(--text-2);font-size:16px;
  }
  .prose-body blockquote p:last-child{margin-bottom:0;}
  .prose-body img{border-radius:14px;margin:20px 0;box-shadow:var(--sh-1);}
  .prose-body figure{margin:24px 0;}
  .prose-body figcaption{font-size:13.5px;color:var(--text-3);text-align:center;margin-top:10px;}
  .prose-body table{
    width:100%;border-collapse:separate;border-spacing:0;
    border:1px solid var(--line);border-radius:14px;overflow:hidden;
    margin:22px 0;font-size:15px;
  }
  .prose-body thead th{
    background:var(--brand-light);color:var(--brand-dark);font-weight:600;
    text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);
  }
  .prose-body tbody td{
    padding:12px 16px;border-bottom:1px solid var(--line);color:var(--text-2);
  }
  .prose-body tbody tr:last-child td{border-bottom:none;}
  .prose-body tbody tr:nth-child(even){background:#FAFCFF;}
  .prose-body a{color:var(--brand);box-shadow:inset 0 -1px 0 rgba(27,95,168,.35);}
  .prose-body a:hover{box-shadow:inset 0 -1px 0 var(--brand);}
  .prose-body code{
    background:#F1F5FA;border:1px solid var(--line);border-radius:6px;
    padding:2px 6px;font-size:14px;color:var(--brand-dark);
  }

  .empty-state{
    text-align:center;padding:44px 24px 52px;
  }
  .empty-state .empty-icon{
    width:64px;height:64px;border-radius:20px;margin:0 auto 18px;
    background:var(--brand-light);color:var(--brand);
    display:flex;align-items:center;justify-content:center;font-size:24px;
  }
  .empty-state h2{font-size:22px;margin-bottom:10px;}
  .empty-state p{color:var(--text-2);font-size:15px;max-width:440px;margin:0 auto 20px;}

  .tag-row{
    margin-top:26px;padding-top:22px;border-top:1px solid var(--line);
    display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  }
  .tag-row .tag-label{font-size:13.5px;color:var(--text-3);margin-right:4px;}
  .tag{
    display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
    border:1px solid var(--line);background:#fff;color:var(--text-2);font-size:13.5px;
    transition:all var(--t);
  }
  .tag:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-light);}

  /* ============ 侧栏 ============ */
  .side-card{padding:24px;margin-bottom:20px;}
  .side-card h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:9px;}
  .side-card h3 i{color:var(--brand);font-size:15px;}
  .side-links li + li{border-top:1px solid var(--line);}
  .side-links a{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    padding:13px 2px;font-size:14.5px;color:var(--text-2);
  }
  .side-links a:hover{color:var(--brand);}
  .side-links a i{color:#C3CDDA;font-size:12px;transition:transform var(--t),color var(--t);}
  .side-links a:hover i{transform:translateX(3px);color:var(--brand);}
  .side-note{font-size:14px;color:var(--text-2);line-height:1.8;}
  .side-stat{
    display:flex;align-items:baseline;gap:10px;margin-bottom:6px;
  }
  .side-stat b{font-size:28px;color:var(--brand);font-weight:700;}
  .side-stat span{font-size:13.5px;color:var(--text-3);}
  .sticky{position:sticky;top:96px;}

  /* ============ 推荐 ============ */
  .section{padding:56px 0;}
  .section-head{margin-bottom:26px;}
  .section-head h2{font-size:27px;margin-bottom:8px;}
  .section-head p{color:var(--text-2);font-size:15px;margin:0;}
  .card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);overflow:hidden;
    transition:transform var(--t),box-shadow var(--t),border-color var(--t);
    display:flex;flex-direction:column;height:100%;
  }
  .card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D5E1F0;}
  .card-thumb{
    position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EFF7;
  }
  .card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease;}
  .card:hover .card-thumb img{transform:scale(1.04);}
  .card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
  .card-body h3{font-size:17.5px;line-height:1.5;}
  .card:hover .card-body h3{color:var(--brand);}
  .card-body p{font-size:14.5px;color:var(--text-2);line-height:1.75;margin:0;}
  .card-foot{
    margin-top:auto;display:flex;align-items:center;justify-content:space-between;
    font-size:13px;color:var(--text-3);padding-top:6px;
  }
  .card-foot i{color:var(--brand);transition:transform var(--t);}
  .card:hover .card-foot i{transform:translateX(4px);}

  /* ============ 返回入口 ============ */
  .back-band{
    padding:40px 0 8px;
  }
  .back-box{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
    padding:26px 30px;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);
  }
  .back-box h3{font-size:18px;margin-bottom:6px;}
  .back-box p{margin:0;font-size:14.5px;color:var(--text-2);}
  .back-actions{display:flex;flex-wrap:wrap;gap:12px;}

  /* ============ 订阅 ============ */
  .subscribe{
    padding:72px 0;
  }
  .subscribe-inner{
    max-width:720px;margin:0 auto;text-align:center;
  }
  .subscribe-inner h2{font-size:29px;margin-bottom:12px;}
  .subscribe-inner > p{color:var(--text-2);font-size:15.5px;margin-bottom:26px;}
  .sub-form{
    display:flex;gap:12px;max-width:520px;margin:0 auto;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
    padding:6px;box-shadow:var(--sh-1);
  }
  .sub-form input{
    flex:1 1 auto;height:46px;border:none;background:transparent;
    padding:0 20px;font-size:15px;color:var(--text);border-radius:var(--r-pill);
  }
  .sub-form input::placeholder{color:var(--text-3);}
  .sub-form input:focus{outline:none;}
  .sub-form .btn{flex:0 0 auto;}
  .sub-tip{font-size:13px;color:var(--text-3);margin-top:14px;}
  .form-msg{font-size:14px;color:var(--brand);margin-top:12px;min-height:20px;}

  /* ============ 页脚 ============ */
  .site-footer{
    background:#0F2A47;color:#C6D6E8;padding:58px 0 26px;margin-top:12px;
  }
  .footer-grid{
    display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;
  }
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
  .footer-mark{
    width:32px;height:32px;border-radius:10px;background:var(--brand);color:#fff;
    display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
  }
  .footer-name{color:#fff;font-size:16px;font-weight:700;letter-spacing:.4px;}
  .footer-brand-text{font-size:14px;line-height:1.85;color:#9DB3CE;margin:0;max-width:340px;}
  .footer-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600;}
  .footer-col ul li{margin-bottom:9px;}
  .footer-col ul a{font-size:14px;color:#9DB3CE;}
  .footer-col ul a:hover{color:#fff;}
  .footer-sub{
    display:flex;gap:8px;margin-top:12px;background:rgba(255,255,255,.07);
    border:1px solid rgba(255,255,255,.14);border-radius:var(--r-pill);padding:5px;
  }
  .footer-sub input{
    flex:1 1 auto;height:38px;border:none;background:transparent;color:#fff;
    padding:0 14px;font-size:14px;
  }
  .footer-sub input::placeholder{color:#7E93AE;}
  .footer-sub input:focus{outline:none;}
  .footer-sub button{
    height:38px;padding:0 18px;border-radius:var(--r-pill);border:none;cursor:pointer;
    background:var(--brand);color:#fff;font-size:14px;font-weight:600;transition:background var(--t);
  }
  .footer-sub button:hover{background:#2A76C4;}
  .footer-bottom{
    margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    font-size:13px;color:#7E93AE;
  }

  /* ============ 响应式 ============ */
  @media screen and (max-width:1199px){
    .dock{padding:0 14px;gap:14px;}
    .dock-nav a{padding:8px 11px;font-size:14px;}
    .prose{padding:30px 30px 36px;}
  }
  @media screen and (max-width:991px){
    .dock-nav{display:none;}
    .dock-search{display:none;}
    .dock-toggle{display:flex;align-items:center;justify-content:center;}
    .dock-logo-text{font-size:15px;}
    .article-head{padding:118px 0 34px;}
    .sticky{position:static;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
    .section{padding:46px 0;}
  }
  @media screen and (max-width:767px){
    body{font-size:16px;}
    .grid-container{padding-left:16px;padding-right:16px;}
    .dock{width:94vw;height:58px;}
    .dock-logo-mark{width:28px;height:28px;font-size:14px;border-radius:8px;}
    .dock-logo-text{font-size:14.5px;}
    .article-head{padding:104px 0 28px;}
    .article-head h1{font-size:26px;margin:14px 0 14px;}
    .meta-row{gap:8px 16px;font-size:13px;}
    .prose{padding:22px 18px 28px;}
    .prose-body{font-size:16px;line-height:1.85;}
    .prose-body h2{font-size:21px;}
    .prose-body h3{font-size:18px;}
    .prose-body table{font-size:14px;}
    .prose-body thead th,.prose-body tbody td{padding:10px 12px;}
    .back-box{padding:20px;flex-direction:column;align-items:flex-start;}
    .back-actions{width:100%;}
    .back-actions .btn{flex:1 1 auto;}
    .subscription-none{}
    .sub-form{flex-direction:column;border-radius:18px;padding:10px;gap:10px;}
    .sub-form input{width:100%;background:var(--bg);border-radius:12px;}
    .sub-form .btn{width:100%;}
    .subscribe{padding:52px 0;}
    .subscribe-inner h2{font-size:23px;}
    .footer-grid{grid-template-columns:1fr;gap:26px;}
    .footer-bottom{flex-direction:column;gap:8px;}
    .section{padding:38px 0;}
    .section-head h2{font-size:22px;}
  }
  @media screen and (max-width:520px){
    .dock-logo-text{max-width:150px;overflow:hidden;text-overflow:ellipsis;}
    .btn{height:44px;padding:0 18px;font-size:14.5px;}
    .btn-sm{height:36px;padding:0 14px;font-size:13.5px;}
  }

/* roulang page: category1 */
:root{
  --primary:#1B5FA8;
  --primary-dark:#0E3E73;
  --primary-light:#E8F0FA;
  --accent:#F2711C;
  --accent-soft:#FFF1E7;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --line:#E3E9F2;
  --text:#0F1B2D;
  --text-2:#4A5A70;
  --text-3:#8794A6;
  --deep:#0F2A47;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,42,80,.06);
  --sh-2:0 12px 32px -12px rgba(16,42,80,.18);
  --t:180ms ease;
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color var(--t),background-color var(--t);}
a:hover{color:var(--primary-dark);}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0 0 16px;font-weight:700;line-height:1.3;color:var(--text);letter-spacing:.2px;}
h1{font-size:clamp(30px,4vw,46px);line-height:1.2;}
h2{font-size:clamp(23px,2.4vw,29px);}
h3{font-size:19px;}
h4{font-size:16px;}
:focus-visible{outline:3px solid rgba(27,95,168,.24);outline-offset:2px;border-radius:6px;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}

/* ---------- Dock 导航 ---------- */
.dock{
  position:fixed;top:16px;left:50%;transform:translateX(-50%);
  width:min(1160px,92vw);z-index:80;
  display:flex;align-items:center;gap:20px;
  padding:11px 18px;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  transition:padding var(--t),box-shadow var(--t),background-color var(--t);
}
.dock.is-compact{padding:7px 16px;box-shadow:0 10px 26px -14px rgba(16,42,80,.28);}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
.dock-logo:hover{color:var(--text);}
.dock-logo-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;font-weight:700;font-size:17px;
  display:flex;align-items:center;justify-content:center;
}
.dock-logo-text{font-weight:700;font-size:16px;letter-spacing:.3px;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:2px;margin:0 auto;}
.dock-nav a{
  display:block;padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--text-2);white-space:nowrap;
}
.dock-nav a:hover{background:var(--primary-light);color:var(--primary);}
.dock-nav a.is-active{background:var(--primary-light);color:var(--primary);font-weight:600;}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-search{
  width:40px;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--text-2);
  display:inline-flex;align-items:center;justify-content:center;
  transition:background-color var(--t),color var(--t),border-color var(--t);
}
.dock-search:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary-light);}
.dock-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--text);
  align-items:center;justify-content:center;
}
.dock-mask{
  position:fixed;inset:0;background:rgba(15,42,71,.36);
  opacity:0;pointer-events:none;transition:opacity var(--t);z-index:70;
}
.dock-mask.is-on{opacity:1;pointer-events:auto;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background-color var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-ghost{background:transparent;border-color:var(--primary);color:var(--primary);}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;background:none;border:0;padding:0;
  height:auto;color:var(--primary);font-weight:600;font-size:15px;
}
.btn-text i{transition:transform var(--t);}
.btn-text:hover{color:var(--primary-dark);}
.btn-text:hover i{transform:translateX(4px);}

/* ---------- 标签 / 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.4px;
  background:var(--primary-light);color:var(--primary);
}
.badge-accent{background:var(--accent-soft);color:var(--accent);}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--accent);margin-bottom:12px;
}

/* ---------- 页面头部 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:150px 0 76px;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.16;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.94) 0%,rgba(246,248,251,.98) 78%,var(--bg) 100%);
}
.page-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{
  font-size:13px;color:var(--text-3);margin-bottom:18px;
  display:flex;flex-wrap:wrap;align-items:center;gap:6px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#C6D0DE;}
.breadcrumb .current{color:var(--text-3);}
.page-hero h1{max-width:16em;}
.page-hero-lead{
  max-width:44em;font-size:17px;color:var(--text-2);
  margin:18px 0 26px;line-height:1.9;
}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 下一场开播条 ---------- */
.next-live{padding:0 0 var(--sec);margin-top:-38px;position:relative;z-index:5;}
.next-live-inner{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
  padding:26px 28px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.next-live-info{min-width:260px;flex:1 1 340px;}
.next-live-title{font-size:20px;font-weight:700;margin:12px 0 6px;}
.next-live-sub{font-size:14px;color:var(--text-3);margin:0;}
.countdown{display:flex;gap:12px;align-items:flex-start;}
.cd-cell{display:flex;flex-direction:column;align-items:center;gap:8px;}
.cd-num{
  width:64px;height:64px;border-radius:var(--r-sm);
  background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:700;
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
  letter-spacing:1px;
}
.cd-label{font-size:12px;color:var(--text-3);}
.countdown.is-live .cd-num{background:var(--accent);}
.countdown.is-live .cd-label{color:var(--accent);font-weight:600;}

/* ---------- 通用板块 ---------- */
.section{padding-bottom:var(--sec);}
.section-head{max-width:42em;margin-bottom:44px;}
.section-head p{color:var(--text-2);margin:0;font-size:16.5px;}
.section-head h2{margin-bottom:14px;}

/* ---------- 图文交替叙述 ---------- */
.story-row{
  display:grid;grid-template-columns:1fr 1fr;
  gap:56px;align-items:center;
  padding:38px 0;
  border-top:1px solid var(--line);
}
.story-row:first-of-type{border-top:1px solid var(--line);}
.story-row.reverse .story-figure{order:-1;}
.story-copy h2{font-size:24px;margin-bottom:14px;}
.story-copy p{color:var(--text-2);margin-bottom:14px;}
.story-copy p:last-child{margin-bottom:0;}
.story-figure{margin:0;}
.ratio{position:relative;width:100%;border-radius:var(--r-lg);overflow:hidden;background:#DDE5F0;}
.ratio img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.ratio:hover img{transform:scale(1.03);}
.ratio-4x3{padding-top:75%;}
.ratio-4x3 img{position:absolute;inset:0;}
.story-figure figcaption{font-size:13px;color:var(--text-3);margin-top:12px;}

.tick-list{margin-top:18px;}
.tick-list li{
  position:relative;padding-left:26px;margin-bottom:10px;
  color:var(--text-2);font-size:15.5px;
}
.tick-list li::before{
  content:"";position:absolute;left:4px;top:13px;
  width:8px;height:8px;border-radius:50%;background:var(--accent);
}
.tick-list li:last-child{margin-bottom:0;}

/* ---------- 能力说明（深色带） ---------- */
.plate{
  background:var(--deep);border-radius:var(--r-lg);
  padding:56px 48px;color:#fff;
  display:grid;grid-template-columns:repeat(3,1fr);gap:36px;
}
.plate h2{color:#fff;font-size:22px;margin-bottom:10px;}
.plate p{color:#A9BDD6;font-size:15px;margin:0;line-height:1.85;}
.plate .plate-item{border-left:2px solid rgba(242,113,28,.7);padding-left:20px;}
.plate .plate-item .num{
  display:block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--accent);margin-bottom:10px;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;position:relative;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:#CFDCEB;box-shadow:var(--sh-1);}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--primary);opacity:0;transition:opacity var(--t);
}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;background:none;border:0;text-align:left;
  min-height:56px;padding:16px 56px 16px 24px;
  font-size:16.5px;font-weight:600;color:var(--text);
  display:flex;align-items:center;position:relative;
}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  position:absolute;right:22px;top:50%;
  width:14px;height:14px;margin-top:-7px;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
  transition:transform var(--t),opacity var(--t);
}
.faq-icon::before{left:0;top:6px;width:14px;height:2px;}
.faq-icon::after{left:6px;top:0;width:2px;height:14px;}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-item.is-open .faq-a{max-height:420px;}
.faq-a p{
  margin:0;padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--text-2);
}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:56px 48px;box-shadow:var(--sh-1);
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
}
.cta-band h2{margin-bottom:14px;}
.cta-band p{color:var(--text-2);margin-bottom:0;}
.sub-form{display:flex;gap:10px;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 220px;height:48px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;color:var(--text);font-size:15px;
  transition:border-color var(--t),box-shadow var(--t);
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(27,95,168,.14);}
.sub-note{font-size:12.5px;color:var(--text-3);margin-top:12px;line-height:1.7;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}

/* ---------- 相关栏目 ---------- */
.related{
  padding-top:34px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;
}
.related h2{font-size:16px;margin:0;color:var(--text-3);font-weight:600;}
.related a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--primary);
}
.related a i{transition:transform var(--t);font-size:12px;}
.related a:hover i{transform:translateX(4px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:#9DB3CE;padding:64px 0 28px;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),#2E7BC9);
  color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.footer-name{color:#fff;font-weight:700;font-size:16px;}
.footer-brand-text{font-size:14px;line-height:1.85;color:#9DB3CE;margin:0;max-width:30em;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:#9DB3CE;font-size:14px;}
.footer-col ul a:hover{color:#fff;}
.footer-sub{display:flex;gap:8px;margin-top:14px;}
.footer-sub input{
  flex:1 1 auto;min-width:0;height:42px;padding:0 12px;border-radius:10px;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  color:#fff;font-size:14px;
}
.footer-sub input::placeholder{color:#7D95B2;}
.footer-sub input:focus{outline:none;border-color:var(--accent);}
.footer-sub button{
  height:42px;padding:0 18px;border-radius:10px;border:0;
  background:var(--accent);color:#fff;font-weight:600;font-size:14px;
  transition:background-color var(--t);
}
.footer-sub button:hover{background:#D95F0E;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:22px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#7D95B2;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--sec:72px;}
  .story-row{gap:40px;}
  .plate{padding:48px 36px;gap:28px;}
  .cta-band{padding:48px 36px;gap:36px;}
}
@media (max-width:991px){
  .dock{padding:10px 14px;gap:12px;width:94vw;}
  .dock-toggle{display:inline-flex;}
  .dock-nav{
    position:fixed;top:0;right:0;bottom:0;
    width:min(320px,86vw);
    background:#fff;flex-direction:column;align-items:stretch;gap:6px;
    padding:96px 20px 28px;
    box-shadow:-14px 0 36px rgba(16,42,80,.16);
    transform:translateX(102%);transition:transform .26s ease;
    margin:0;overflow-y:auto;border-radius:0;
  }
  .dock.is-open .dock-nav{transform:translateX(0);}
  .dock-nav a{padding:12px 14px;border-radius:var(--r-sm);font-size:15.5px;color:var(--text);}
  .dock-nav a:hover,.dock-nav a.is-active{background:var(--primary-light);color:var(--primary);}
  .page-hero{padding:126px 0 64px;}
  .story-row{grid-template-columns:1fr;gap:28px;padding:32px 0;}
  .story-row.reverse .story-figure{order:0;}
  .plate{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:40px 28px;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .next-live-inner{padding:22px;flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  :root{--sec:52px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .dock{width:94vw;border-radius:22px;}
  .dock-logo-text{font-size:15px;}
  .dock-search{display:none;}
  .page-hero{padding:112px 0 52px;}
  .page-hero-lead{font-size:16px;}
  .next-live{margin-top:-28px;}
  .cd-num{width:56px;height:56px;font-size:21px;}
  .story-copy h2{font-size:21px;}
  .faq-q{font-size:15.5px;padding:14px 50px 14px 18px;}
  .faq-a p{padding:0 18px 18px;}
  .plate{padding:36px 24px;}
  .cta-band{padding:32px 22px;}
  .cta-actions .btn{width:100%;}
  .sub-form input{flex:1 1 100%;}
  .sub-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .related{gap:12px 20px;}
}

/* roulang page: category2 */
:root{
  --primary:#1B5FA8;
  --primary-dark:#0E3E73;
  --primary-light:#E8F0FA;
  --accent:#F2711C;
  --bg:#F6F8FB;
  --surface:#FFFFFF;
  --line:#E3E9F2;
  --text:#0F1B2D;
  --text-2:#4A5A70;
  --text-3:#8794A6;
  --footer-bg:#0F2A47;
  --radius-card:16px;
  --radius-media:20px;
  --radius-pill:999px;
  --radius-input:12px;
  --sh-1:0 1px 2px rgba(16,42,80,.06);
  --sh-2:0 12px 32px -12px rgba(16,42,80,.18);
  --container:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:hover{color:var(--primary-dark)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit}
:focus-visible{outline:3px solid rgba(27,95,168,.22);outline-offset:2px;border-radius:10px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

.grid-container{max-width:var(--container);padding-left:24px;padding-right:24px;margin:0 auto}
.grid-margin-x>.cell{padding-left:12px;padding-right:12px}

/* ============ 浮动 Dock 导航 ============ */
.dock{
  position:fixed;top:16px;left:50%;transform:translateX(-50%);
  width:min(1160px,92vw);z-index:120;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:9px 10px 9px 16px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:padding .2s ease,box-shadow .2s ease,background-color .2s ease;
  backdrop-filter:blur(12px);
}
.dock.is-scrolled{padding:6px 10px 6px 14px;box-shadow:0 10px 28px -14px rgba(16,42,80,.28)}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-logo-mark{
  width:34px;height:34px;border-radius:10px;background:var(--primary);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;letter-spacing:.5px;
}
.dock-logo-text{font-size:16px;font-weight:700;color:var(--text);letter-spacing:.3px;white-space:nowrap}
.dock-nav{display:flex;align-items:center;gap:2px;margin:0}
.dock-nav a{
  display:block;padding:8px 14px;border-radius:var(--radius-pill);
  font-size:14.5px;color:var(--text-2);white-space:nowrap;
}
.dock-nav a:hover{background:var(--primary-light);color:var(--primary-dark)}
.dock-nav a.is-active{background:var(--primary-light);color:var(--primary-dark);font-weight:600}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.dock-search{
  width:38px;height:38px;border-radius:50%;color:var(--text-2);
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;transition:all .18s ease;
}
.dock-search:hover{color:var(--primary);border-color:var(--primary);background:var(--primary-light)}
.dock-toggle{display:none;width:38px;height:38px;border-radius:50%;color:var(--primary);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 24px;border-radius:var(--radius-pill);
  font-size:15.5px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px -8px rgba(27,95,168,.6)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px -10px rgba(14,62,115,.55)}
.btn-outline{border:1px solid var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#d95f10;color:#fff;transform:translateY(-1px)}
.btn-ghost{color:var(--primary);padding:0 6px;height:auto}
.btn-ghost i{transition:transform .18s ease}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px}

/* ============ 通用板块 ============ */
main{padding-top:104px}
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .eyebrow{margin-bottom:12px}
h2.section-title{font-size:clamp(24px,2.6vw,30px);letter-spacing:.2px}
.section-sub{margin-top:14px;color:var(--text-2);font-size:16px}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:1.5px;
  color:var(--primary);background:var(--primary-light);
  padding:5px 14px;border-radius:var(--radius-pill);
}

/* ============ Hero ============ */
.hero{
  position:relative;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:64px 0 72px;
  overflow:hidden;
}
.hero::before{content:"";position:absolute;inset:0;background:rgba(255,255,255,.9)}
.hero .grid-container{position:relative;z-index:2}
.crumb{font-size:13px;color:var(--text-3);margin-bottom:22px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:#C4CEDC}
.crumb-current{color:var(--text-3)}
.hero h1{font-size:clamp(30px,4vw,46px);line-height:1.22;letter-spacing:-.5px;margin:16px 0 0}
.hero-lead{margin-top:20px;font-size:17px;color:var(--text-2);max-width:620px}
.hero-actions{display:flex;align-items:center;gap:18px;margin-top:30px;flex-wrap:wrap}
.hero-facts{display:flex;gap:34px;margin-top:38px;flex-wrap:wrap}
.hero-facts li{display:flex;flex-direction:column;gap:2px;padding-left:14px;border-left:2px solid var(--primary-light)}
.hero-facts .fact-num{font-size:22px;font-weight:700;color:var(--primary);line-height:1.2}
.hero-facts .fact-label{font-size:13px;color:var(--text-3)}

.hero-figure{
  position:relative;margin:0;border-radius:var(--radius-media);overflow:hidden;
  background:#DDE6F2;box-shadow:var(--sh-2);
}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.badge-float{
  position:absolute;top:16px;left:16px;z-index:3;
  background:rgba(15,27,45,.82);color:#fff;font-size:12.5px;font-weight:600;
  padding:6px 14px;border-radius:var(--radius-pill);letter-spacing:.5px;
}
.hero-caption{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:3;
  display:flex;justify-content:space-between;gap:12px;
  background:rgba(255,255,255,.9);border-radius:12px;
  padding:10px 16px;font-size:13.5px;color:var(--text-2);backdrop-filter:blur(6px);
}
.hero-caption strong{color:var(--text);font-weight:600}

/* ============ 要点卡 ============ */
.points-band{margin-top:-40px;position:relative;z-index:5}
.point-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;height:100%;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.point-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D3DEEC}
.point-card i{color:var(--accent);font-size:18px}
.point-card h3{font-size:19px;margin:14px 0 8px}
.point-card p{font-size:15px;color:var(--text-2);line-height:1.8}
.points-band .cell{margin-bottom:24px}

/* ============ 错位图文 ============ */
.split-media{margin-bottom:24px}
.split-media figure{
  margin:0;border-radius:var(--radius-media);overflow:hidden;background:#DDE6F2;
  box-shadow:var(--sh-1);
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease}
.split-media:hover img{transform:scale(1.03)}
.split-body{margin-bottom:24px}
.split-body .tag{
  display:inline-block;font-size:12.5px;font-weight:600;color:var(--primary);
  background:var(--primary-light);padding:4px 12px;border-radius:12px;margin-bottom:14px;
}
.split-body h2{font-size:clamp(22px,2.4vw,27px);margin-bottom:16px}
.split-body p{color:var(--text-2);font-size:16px;margin-bottom:14px}
.check-list{margin-top:18px;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;font-size:15.5px;color:var(--text-2)}
.check-list i{color:var(--primary);margin-top:6px;font-size:14px}

/* ============ 标签条 ============ */
.chips-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--sh-1);
}
.chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--radius-pill);
  background:var(--bg);border:1px solid var(--line);
  font-size:14.5px;color:var(--text-2);transition:all .18s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-light)}
.chip i{color:var(--primary);font-size:13px}

/* ============ 深色数据带 ============ */
.dark-band{
  background:linear-gradient(rgba(15,42,71,.95),rgba(15,42,71,.95)),url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  color:#fff;padding:76px 0;
}
.dark-band .eyebrow{background:rgba(255,255,255,.12);color:#BFD5EE}
.dark-band h2{color:#fff;font-size:clamp(24px,2.6vw,30px);margin-top:16px}
.dark-band .section-sub{color:#A9BED8}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:44px}
.stat{padding:0 26px;border-left:1px solid rgba(255,255,255,.16)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-size:clamp(28px,3.4vw,38px);font-weight:700;letter-spacing:-.5px;line-height:1.15}
.stat-num span{font-size:16px;font-weight:600;margin-left:4px;color:#BFD5EE}
.stat-label{margin-top:8px;font-size:13.5px;color:#95ADC9}
.dark-note{margin-top:32px;font-size:14px;color:#8FA6C2}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--primary);
  opacity:0;transition:opacity .2s ease;
}
.faq-item.is-open{box-shadow:var(--sh-2);border-color:#D3DEEC}
.faq-item.is-open::before{opacity:1}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:60px;padding:16px 24px;text-align:left;
  font-size:17px;font-weight:600;color:var(--text);
}
.faq-q i{color:var(--primary);font-size:15px;flex:0 0 auto;transition:transform .22s ease}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--text-2)}
.faq-a p{margin-bottom:10px}
.faq-a p:last-child{margin-bottom:0}

/* ============ CTA ============ */
.cta-band{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-media);
  padding:56px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;
  box-shadow:var(--sh-1);
}
.cta-band h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:14px}
.cta-band .cta-text{color:var(--text-2);font-size:16px}
.subscribe-form .field{margin-bottom:14px}
.subscribe-form label{display:block;font-size:13.5px;font-weight:600;color:var(--text-2);margin-bottom:8px}
.subscribe-form input{
  width:100%;height:48px;border:1px solid var(--line);border-radius:var(--radius-input);
  padding:0 16px;font-size:15.5px;color:var(--text);background:var(--bg);
  transition:border-color .18s ease,background-color .18s ease,box-shadow .18s ease;
}
.subscribe-form input::placeholder{color:var(--text-3)}
.subscribe-form input:focus{outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(27,95,168,.14)}
.subscribe-form .btn{width:100%}
.form-note{margin-top:12px;font-size:13px;color:var(--text-3);line-height:1.7}
.form-note.is-done{color:var(--primary);font-weight:600}

/* ============ 相关栏目 ============ */
.rel-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:12px}
.rel-link{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.rel-link:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D3DEEC}
.rel-link .rel-title{font-size:17px;font-weight:600;color:var(--text);transition:color .18s ease}
.rel-link:hover .rel-title{color:var(--primary)}
.rel-link .rel-desc{font-size:14px;color:var(--text-3);margin-top:6px}
.rel-link i{color:var(--primary);transition:transform .18s ease}
.rel-link:hover i{transform:translateX(4px)}

/* ============ 页脚 ============ */
.site-footer{background:var(--footer-bg);color:#C8D8EA;padding:72px 0 32px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;align-items:flex-start}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-mark{
  width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;
}
.footer-name{font-size:16.5px;font-weight:700;color:#fff;letter-spacing:.3px}
.footer-brand-text{font-size:14.5px;line-height:1.8;color:#9DB3CE;max-width:340px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14.5px;color:#9DB3CE}
.footer-col a:hover{color:#fff}
.footer-sub{display:flex;gap:8px;margin-top:14px}
.footer-sub input{
  flex:1 1 auto;min-width:0;height:44px;border-radius:var(--radius-input);
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  color:#fff;padding:0 14px;font-size:14.5px;
}
.footer-sub input::placeholder{color:#7F97B4}
.footer-sub input:focus{outline:none;border-color:var(--primary);background:rgba(255,255,255,.1)}
.footer-sub button{
  flex:0 0 auto;height:44px;padding:0 20px;border-radius:var(--radius-input);
  background:var(--primary);color:#fff;font-size:14.5px;font-weight:600;
  transition:background-color .18s ease;
}
.footer-sub button:hover{background:#2A74C4}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:#89A0BD;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .dock-nav a{padding:8px 11px;font-size:14px}
  .dock-logo-text{font-size:15px}
  .section{padding:72px 0}
  .cta-band{padding:44px;gap:32px}
}
@media screen and (max-width:991px){
  main{padding-top:96px}
  .dock-nav{
    display:none;
  }
  .dock.is-open .dock-nav{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    background:#fff;border:1px solid var(--line);border-radius:20px;
    padding:14px;box-shadow:var(--sh-2);
  }
  .dock.is-open .dock-nav a{padding:12px 16px;font-size:15px;border-radius:12px}
  .dock-toggle{display:flex;align-items:center;justify-content:center}
  .dock-search{display:none}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .rel-links{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-band{grid-template-columns:1fr;padding:40px 32px}
}
@media screen and (max-width:767px){
  body{font-size:16px}
  .grid-container{padding-left:16px;padding-right:16px}
  main{padding-top:88px}
  .section{padding:48px 0}
  .section-tight{padding:40px 0}
  .section-head{margin-bottom:28px}
  .hero{padding:40px 0 56px}
  .hero h1{font-size:30px}
  .hero-lead{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch;gap:12px}
  .hero-actions .btn{width:100%}
  .hero-actions .btn-ghost{justify-content:flex-start;padding-left:0}
  .hero-facts{gap:20px;margin-top:28px}
  .hero-facts li{flex:1 1 40%}
  .points-band{margin-top:0}
  .split-media img{aspect-ratio:16/10}
  .chips-wrap{padding:24px}
  .stat-row{grid-template-columns:1fr;gap:26px}
  .stat{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:20px}
  .stat:first-child{border-top:0;padding-top:0}
  .dark-band{padding:56px 0}
  .cta-band{padding:32px 22px;border-radius:16px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px}
  .faq-q{font-size:16px;padding:16px 18px}
  .faq-a{padding:0 18px 20px}
  .rel-link{padding:20px}
}
@media screen and (max-width:520px){
  .dock{width:94vw;padding:8px 8px 8px 12px}
  .dock-logo-text{font-size:14.5px;max-width:130px;overflow:hidden;text-overflow:ellipsis}
  .dock-actions .btn-sm{padding:0 14px;font-size:13.5px}
  .hero-facts li{flex:1 1 100%}
  .hero-caption{flex-direction:column;gap:4px;font-size:12.5px;padding:8px 12px}
}

/* roulang page: category3 */
:root{
  --primary:#1B5FA8;
  --primary-dark:#0E3E73;
  --primary-light:#E8F0FA;
  --accent:#F2711C;
  --accent-soft:#FDEEE2;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --line:#E3E9F2;
  --ink:#0F1B2D;
  --ink-2:#4A5A70;
  --ink-3:#8794A6;
  --radius-card:16px;
  --radius-media:20px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(16,42,80,.06);
  --shadow-2:0 12px 32px -12px rgba(16,42,80,.18);
  --section-gap:88px;
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  font-weight:400;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:600;line-height:1.3;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(27,95,168,.28);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.section{padding:var(--section-gap) 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;}
.section-head h2{font-size:clamp(24px,2.4vw,30px);letter-spacing:.2px;}
.section-head p{color:var(--ink-2);font-size:15px;max-width:640px;margin:8px 0 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary-dark);font-weight:600;
  background:var(--primary-light);border-radius:var(--radius-pill);
  padding:6px 14px;margin-bottom:16px;letter-spacing:.4px;
}
.eyebrow i{color:var(--accent);font-size:12px;}
.lead{color:var(--ink-2);font-size:17px;max-width:720px;}

/* ---------- 浮动 Dock 导航 ---------- */
.site-header{position:relative;z-index:80;}
.dock{
  position:fixed;
  top:18px;
  left:50%;
  transform:translateX(-50%);
  width:min(1160px,92vw);
  display:flex;
  align-items:center;
  gap:22px;
  padding:11px 16px 11px 18px;
  background:rgba(255,255,255,.95);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  box-shadow:var(--shadow-1);
  backdrop-filter:blur(10px);
  transition:padding .2s ease,box-shadow .2s ease,top .2s ease;
}
.dock.is-compact{
  top:12px;
  padding:7px 14px 7px 16px;
  box-shadow:var(--shadow-2);
}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;font-weight:700;font-size:17px;
  display:grid;place-items:center;
  box-shadow:0 6px 16px -8px rgba(16,42,80,.55);
}
.dock-logo-text{font-weight:700;font-size:16px;color:var(--ink);letter-spacing:.4px;}
.dock-logo:hover .dock-logo-text{color:var(--primary-dark);}
.dock-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;margin:0;padding:0;list-style:none;}
.dock-nav li{list-style:none;}
.dock-nav a{
  display:block;
  padding:8px 14px;
  font-size:14.5px;
  color:var(--ink-2);
  border-radius:var(--radius-pill);
  white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.dock-nav a:hover{background:var(--primary-light);color:var(--primary-dark);}
.dock-nav a.is-active{background:var(--primary-light);color:var(--primary-dark);font-weight:600;}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-search{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  display:grid;place-items:center;cursor:pointer;
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.dock-search:hover{color:var(--primary-dark);border-color:#C9D9EC;background:var(--primary-light);}
.dock-toggle{
  display:none;
  width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  cursor:pointer;font-size:16px;
}
.dock-toggle:hover{background:var(--primary-light);color:var(--primary-dark);}
.dock-drawer{
  position:fixed;inset:0;
  background:rgba(15,27,45,.35);
  opacity:0;visibility:hidden;
  transition:opacity .22s ease,visibility .22s ease;
  z-index:90;
}
.dock-drawer.is-open{opacity:1;visibility:visible;}
.dock-drawer-inner{
  position:absolute;top:0;right:0;
  width:min(360px,86vw);height:100%;
  background:#fff;padding:26px 22px;
  overflow-y:auto;
  transform:translateX(12px);
  transition:transform .24s ease;
  box-shadow:-16px 0 40px -20px rgba(16,42,80,.35);
}
.dock-drawer.is-open .dock-drawer-inner{transform:translateX(0);}
.drawer-title{font-size:15px;font-weight:600;color:var(--ink);margin:0 0 14px;}
.drawer-close{
  position:absolute;top:20px;right:20px;
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);cursor:pointer;
}
.drawer-list li{margin-bottom:6px;}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-radius:14px;
  background:var(--bg);color:var(--ink);font-size:15px;
}
.drawer-list a.is-active{background:var(--primary-light);color:var(--primary-dark);font-weight:600;}
.drawer-list a:hover{background:var(--primary-light);color:var(--primary-dark);}
.drawer-search{position:relative;margin-bottom:18px;}
.drawer-search input{
  width:100%;height:46px;border-radius:var(--radius-input);
  border:1px solid var(--line);background:var(--bg);
  padding:0 42px 0 14px;font-size:15px;color:var(--ink);
}
.drawer-search input:focus{outline:none;border-color:var(--primary);background:#fff;}
.drawer-search i{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--ink-3);}

/* ---------- 按钮与标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  font-size:15px;font-weight:600;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px -14px rgba(27,95,168,.85);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 14px 30px -14px rgba(14,62,115,.9);}
.btn-outline{background:transparent;color:var(--primary-dark);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--primary-dark);padding:8px 4px;border-radius:8px;}
.btn-ghost i{transition:transform .18s ease;}
.btn-ghost:hover{color:var(--accent);}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:12px;
  background:var(--primary-light);color:var(--primary-dark);
  font-size:12.5px;font-weight:600;letter-spacing:.2px;
}
.badge-accent{background:var(--accent-soft);color:#B24E08;}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--ink-2);}

/* ---------- 分类页 Hero ---------- */
.cat-hero{
  position:relative;
  padding:158px 0 76px;
  overflow:hidden;
  background:#fff;
}
.cat-hero::before{
  content:"";
  position:absolute;inset:0;
  background:url(/assets/images/backpic/back-1.png) center/cover no-repeat;
  opacity:.18;
}
.cat-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.94) 0%,rgba(246,248,251,.97) 100%);
}
.cat-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{font-size:13px;color:var(--ink-3);margin-bottom:18px;}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{margin:0 8px;color:#C2CCDA;}
.breadcrumb .current{color:var(--ink-3);}
.cat-hero h1{font-size:clamp(30px,4vw,44px);line-height:1.2;letter-spacing:.4px;margin-bottom:18px;}
.cat-hero .lead{font-size:17.5px;line-height:1.9;margin-bottom:28px;}
.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.hero-side{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-media);
  box-shadow:var(--shadow-1);
  padding:26px 24px;
}
.hero-side h3{font-size:17px;margin-bottom:16px;}
.hero-side-list li{
  display:flex;align-items:flex-start;gap:12px;
  padding:12px 0;
  border-bottom:1px dashed var(--line);
  font-size:15px;color:var(--ink-2);
}
.hero-side-list li:last-child{border-bottom:none;padding-bottom:0;}
.hero-side-list i{color:var(--accent);margin-top:6px;font-size:13px;}
.hero-side-list strong{color:var(--ink);font-weight:600;}

/* ---------- 数据条 ---------- */
.stat-row{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:#fff;
}
.stat-cell{
  padding:30px 24px;
  border-right:1px solid var(--line);
  text-align:left;
}
.stat-cell:last-child{border-right:none;}
.stat-num{
  font-size:clamp(26px,3vw,34px);
  font-weight:700;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
  line-height:1.2;
}
.stat-label{font-size:14px;color:var(--ink-3);margin-top:6px;}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:10px;}
.tl-item{position:relative;padding:0 0 30px 80px;}
.tl-item::before{
  content:"";
  position:absolute;left:23px;top:52px;bottom:0;
  width:2px;
  background:linear-gradient(180deg,var(--line),rgba(227,233,242,0));
}
.tl-item:last-child{padding-bottom:0;}
.tl-item:last-child::before{display:none;}
.tl-dot{
  position:absolute;left:0;top:0;
  width:48px;height:48px;border-radius:15px;
  background:var(--primary-light);
  color:var(--primary-dark);
  display:grid;place-items:center;
  font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
  transition:background .18s ease,color .18s ease;
}
.tl-item:hover .tl-dot{background:var(--accent);color:#fff;}
.tl-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  padding:24px 26px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D4E1F2;}
.tl-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:10px;}
.tl-head h3{font-size:19px;}
.tl-body{display:grid;grid-template-columns:1fr;gap:18px;}
.tl-body.with-media{grid-template-columns:240px 1fr;align-items:center;}
.tl-text{color:var(--ink-2);font-size:15.5px;}
.media-frame{
  position:relative;
  border-radius:var(--radius-media);
  overflow:hidden;
  background:var(--primary-light);
  aspect-ratio:16/10;
}
.media-frame img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.tl-card:hover .media-frame img{transform:scale(1.03);}

/* ---------- 数据维度卡片 ---------- */
.dim-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.dim-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  padding:26px 24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.dim-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D4E1F2;}
.dim-icon{
  width:44px;height:44px;border-radius:13px;
  background:var(--primary-light);color:var(--primary-dark);
  display:grid;place-items:center;font-size:17px;margin-bottom:16px;
}
.dim-card h3{font-size:19px;margin-bottom:8px;}
.dim-card p{font-size:15px;color:var(--ink-2);margin:0;}
.dim-meta{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--ink-3);display:flex;gap:10px;flex-wrap:wrap;
}

/* ---------- 场景图文 ---------- */
.scene-list{display:grid;gap:24px;}
.scene-item{
  display:grid;grid-template-columns:320px 1fr;
  gap:28px;align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-media);
  box-shadow:var(--shadow-1);
  padding:22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D4E1F2;}
.scene-item h3{font-size:20px;margin-bottom:10px;}
.scene-item p{font-size:15.5px;color:var(--ink-2);}
.scene-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:14px;max-width:920px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  position:relative;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--primary);opacity:0;transition:opacity .2s ease;
}
.faq-item.is-open::before{opacity:1;}
.faq-item.is-open{border-color:#D4E1F2;box-shadow:var(--shadow-2);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 24px;
  background:transparent;border:none;cursor:pointer;
  text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);
}
.faq-q:hover{color:var(--primary-dark);}
.faq-sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);position:relative;
  transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--primary);transform:translate(-50%,-50%);
}
.faq-sign::before{width:11px;height:2px;}
.faq-sign::after{width:2px;height:11px;}
.faq-item.is-open .faq-sign{transform:rotate(180deg);background:var(--primary-light);border-color:#C9D9EC;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a-inner{
  padding:0 24px 22px;
  font-size:15px;line-height:1.85;color:var(--ink-2);
}

/* ---------- 相关栏目 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.rel-link{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 22px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  color:var(--ink);font-weight:600;font-size:16px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.rel-link small{display:block;font-weight:400;font-size:13.5px;color:var(--ink-3);margin-top:4px;}
.rel-link i{color:var(--primary);transition:transform .18s ease;}
.rel-link:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);color:var(--primary-dark);border-color:#D4E1F2;}
.rel-link:hover i{transform:translateX(4px);}

/* ---------- CTA 订阅 ---------- */
.cta-band{
  background:#fff;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:76px 0;
}
.cta-inner{
  max-width:760px;margin:0 auto;text-align:center;
}
.cta-inner h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:14px;}
.cta-inner p{color:var(--ink-2);font-size:16px;margin-bottom:26px;}
.sub-form{
  display:flex;gap:12px;justify-content:center;flex-wrap:wrap;
}
.sub-form input{
  flex:1 1 320px;max-width:400px;
  height:48px;border-radius:var(--radius-input);
  border:1px solid var(--line);background:var(--bg);
  padding:0 16px;font-size:15px;color:var(--ink);
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.sub-form input::placeholder{color:var(--ink-3);}
.sub-form input:focus{outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(27,95,168,.12);}
.sub-note{font-size:13px;color:var(--ink-3);margin-top:16px;}
.form-status{display:none;font-size:14px;color:var(--primary-dark);margin-top:16px;font-weight:600;}
.form-status.is-visible{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:#0F2A47;color:#C6D5E6;padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,#2E78C6,#1B5FA8);
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:16px;
}
.footer-name{color:#fff;font-weight:700;font-size:16px;}
.footer-brand-text{font-size:14px;color:#9DB3CE;line-height:1.85;margin:0;max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin:0 0 16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:#9DB3CE;font-size:14px;}
.footer-col ul a:hover{color:#fff;}
.footer-sub{display:flex;gap:8px;margin-top:14px;}
.footer-sub input{
  flex:1 1 auto;min-width:0;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;
  padding:0 12px;font-size:14px;
}
.footer-sub input::placeholder{color:#8CA3BF;}
.footer-sub input:focus{outline:none;border-color:#5A9BDA;background:rgba(255,255,255,.1);}
.footer-sub button{
  height:42px;padding:0 18px;border-radius:10px;border:none;
  background:var(--accent);color:#fff;font-weight:600;font-size:14px;cursor:pointer;
  transition:background .18s ease,transform .18s ease;
}
.footer-sub button:hover{background:#D9610F;transform:translateY(-1px);}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8CA3BF;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  :root{--section-gap:72px;}
  .dock{width:94vw;gap:14px;}
  .dock-nav a{padding:8px 11px;font-size:14px;}
}
@media screen and (max-width:991px){
  :root{--section-gap:64px;}
  body{font-size:16px;}
  .dock-nav{display:none;}
  .dock-toggle{display:grid;place-items:center;}
  .dock-search{display:none;}
  .cat-hero{padding:132px 0 60px;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .stat-cell{border-right:none;border-bottom:1px solid var(--line);}
  .stat-cell:nth-child(odd){border-right:1px solid var(--line);}
  .stat-cell:nth-last-child(-n+2){border-bottom:none;}
  .dim-grid{grid-template-columns:repeat(2,1fr);}
  .tl-body.with-media{grid-template-columns:1fr;}
  .scene-item{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:767px){
  :root{--section-gap:52px;}
  .container,.grid-container{padding-left:16px;padding-right:16px;}
  .dock{top:12px;width:94vw;padding:9px 12px 9px 14px;}
  .dock-logo-text{font-size:15px;}
  .cat-hero{padding:118px 0 48px;}
  .hero-actions{width:100%;}
  .hero-actions .btn{width:100%;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .tl-item{padding-left:64px;}
  .tl-dot{width:42px;height:42px;border-radius:13px;font-size:14px;}
  .tl-item::before{left:20px;top:48px;}
  .tl-card{padding:20px;}
  .dim-grid{grid-template-columns:1fr;}
  .tl-head h3{font-size:18px;}
  .sub-form{flex-direction:column;align-items:stretch;}
  .sub-form input{max-width:none;flex:1 1 auto;}
  .sub-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:519px){
  .cat-hero h1{font-size:28px;}
  .stat-num{font-size:26px;}
  .hero-side{padding:20px;}
  .tl-item{padding-left:0;padding-top:58px;}
  .tl-dot{top:0;left:0;}
  .tl-item::before{display:none;}
  .faq-q{font-size:15.5px;padding:14px 18px;}
  .faq-a-inner{padding:0 18px 18px;}
}

/* roulang page: category4 */
:root{
  --brand:#1B5FA8;
  --brand-dark:#0E3E73;
  --brand-light:#E8F0FA;
  --accent:#F2711C;
  --accent-dark:#C0550D;
  --accent-soft:rgba(242,113,28,.12);
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --line:#E3E9F2;
  --text:#0F1B2D;
  --text-2:#4A5A70;
  --text-3:#8794A6;
  --dark:#0F2A47;
  --radius-card:16px;
  --radius-banner:20px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(16,42,80,.06);
  --shadow-2:0 12px 32px -12px rgba(16,42,80,.18);
  --section-y:88px;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .16s ease,background-color .16s ease,border-color .16s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;line-height:1.25;color:var(--text);letter-spacing:.2px;}
h1{font-size:clamp(30px,4vw,46px);line-height:1.2;}
h2{font-size:clamp(23px,2.4vw,30px);}
h3{font-size:19px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:3px solid rgba(27,95,168,.25);outline-offset:2px;border-radius:6px;}
.grid-container{max-width:1200px;padding-left:var(--gutter);padding-right:var(--gutter);}
.grid-container.full{max-width:100%;}
.section{padding:var(--section-y) 0;}
.section-tight{padding:64px 0;}

/* ---------- 浮动 Dock 导航 ---------- */
.site-header{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:100;
  display:flex;
  justify-content:center;
  padding:0 4vw;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  gap:14px;
  width:min(1160px,92vw);
  padding:10px 14px 10px 18px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  box-shadow:var(--shadow-1);
  backdrop-filter:blur(10px);
  transition:padding .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled .dock{padding:6px 12px 6px 16px;box-shadow:var(--shadow-2);border-color:#D6E1F0;}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand),var(--brand-dark));
  color:#fff;display:grid;place-items:center;
  font-size:16px;font-weight:700;letter-spacing:0;
}
.dock-logo-text{font-size:16px;font-weight:700;color:var(--text);white-space:nowrap;}
.dock-logo:hover .dock-logo-text{color:var(--brand);}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.dock-nav a{
  display:inline-flex;align-items:center;height:38px;padding:0 13px;
  border-radius:var(--radius-pill);
  font-size:14.5px;font-weight:500;color:var(--text-2);white-space:nowrap;
}
.dock-nav a:hover{background:var(--brand-light);color:var(--brand);}
.dock-nav a.is-active{background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.dock-actions{display:flex;align-items:center;gap:10px;margin-left:8px;flex:0 0 auto;}
.dock-search{
  width:38px;height:38px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;color:var(--text-2);
  display:grid;place-items:center;transition:all .16s ease;
}
.dock-search:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-light);}
.dock-toggle{
  display:none;width:38px;height:38px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--text);
  font-size:16px;
}
.dock-drawer{
  position:fixed;top:0;left:0;right:0;bottom:0;z-index:1;
  background:#fff;padding:100px 22px 40px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  overflow-y:auto;
}
.dock-drawer.is-open{opacity:1;visibility:visible;transform:none;}
.dock-drawer h5{font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:1px;margin-bottom:10px;}
.dock-drawer ul{margin-bottom:24px;}
.dock-drawer ul a{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;padding:0 16px;border-radius:14px;
  font-size:16px;color:var(--text);font-weight:500;
}
.dock-drawer ul a:hover,.dock-drawer ul a.is-active{background:var(--brand-light);color:var(--brand-dark);}
.dock-drawer ul a::after{content:"\f054";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;color:var(--text-3);}
.dock-drawer .drawer-search{display:flex;gap:10px;margin-bottom:18px;}
.dock-drawer .drawer-search input{
  flex:1;height:48px;border:1px solid var(--line);border-radius:var(--radius-input);
  padding:0 16px;background:#fff;color:var(--text);
}
.dock-drawer .drawer-search button{
  width:48px;height:48px;border-radius:var(--radius-input);border:0;
  background:var(--brand);color:#fff;
}
body.drawer-open{overflow:hidden;}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:all .18s ease;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-light);color:var(--brand-dark);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-weight:600;font-size:14.5px;
  background:none;border:0;padding:0;
}
.btn-text i{transition:transform .18s ease;}
.btn-text:hover i{transform:translateX(4px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:12px;
  font-size:13px;font-weight:600;
  background:var(--brand-light);color:var(--brand);
}
.badge-accent{background:var(--accent-soft);color:var(--accent-dark);}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--text-2);}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span.sep{color:#C3CDDB;}
.breadcrumb span.current{color:var(--text-3);}

/* ---------- 首屏简介条 ---------- */
.page-hero{position:relative;padding:150px 0 76px;overflow:hidden;background:var(--bg);}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  opacity:.5;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(246,248,251,.9) 0%,rgba(246,248,251,.96) 55%,rgba(246,248,251,1) 100%);
}
.page-hero-inner{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:start;}
.hero-main h1{margin:16px 0 18px;}
.hero-lead{font-size:17px;color:var(--text-2);max-width:640px;margin-bottom:26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;}
.hero-facts li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.85);border:1px solid var(--line);
  font-size:14px;color:var(--text-2);
}
.hero-facts li i{color:var(--brand);font-size:13px;}
.hero-side{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-banner);box-shadow:var(--shadow-1);
  padding:26px;
}
.hero-side h2{font-size:19px;margin-bottom:6px;}
.hero-side p{font-size:14.5px;color:var(--text-2);margin-bottom:18px;}
.side-list li{
  display:flex;gap:12px;padding:14px 0;border-top:1px solid var(--line);
}
.side-list li:first-child{border-top:0;padding-top:0;}
.side-num{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  background:var(--brand-light);color:var(--brand);
  display:grid;place-items:center;font-size:13px;font-weight:700;
}
.side-list strong{display:block;font-size:15px;font-weight:600;color:var(--text);}
.side-list span{font-size:13.5px;color:var(--text-3);line-height:1.7;}

/* ---------- 板块标题 ---------- */
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{margin:12px 0 12px;}
.section-head p{color:var(--text-2);font-size:16px;}
.section-head-row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:40px;flex-wrap:wrap;
}
.section-head-row .section-head{margin-bottom:0;}

/* ---------- 卡片网格 3×2 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
}
.reminder-card{
  padding:28px 26px;display:flex;flex-direction:column;gap:12px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.reminder-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D2DFF0;}
.reminder-card:hover h3{color:var(--brand);}
.card-icon{
  width:44px;height:44px;border-radius:13px;
  background:var(--brand-light);color:var(--brand);
  display:grid;place-items:center;font-size:18px;
}
.reminder-card h3{font-size:18px;transition:color .18s ease;}
.reminder-card p{font-size:15px;color:var(--text-2);line-height:1.8;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.card-tags span{
  font-size:12.5px;color:var(--text-3);
  padding:4px 10px;border-radius:8px;background:#F2F5FA;
}

/* ---------- 订阅流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px 24px;
  position:relative;box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.step-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.step-index{
  width:36px;height:36px;border-radius:50%;
  background:var(--accent);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.step-line{flex:1;height:1px;background:var(--line);}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--text-2);line-height:1.8;}

/* ---------- 深色数据带 ---------- */
.band-dark{
  background:linear-gradient(135deg,#0F2A47 0%,#123A63 100%);
  padding:72px 0;color:#fff;
}
.band-dark h2{color:#fff;margin:12px 0 14px;}
.band-dark .band-lead{color:#B9CBE2;max-width:660px;margin-bottom:44px;}
.band-dark .badge{background:rgba(255,255,255,.12);color:#D6E5F7;}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);}
.metrics > div{padding:0 26px;border-left:1px solid rgba(255,255,255,.16);}
.metrics > div:first-child{border-left:0;padding-left:0;}
.metric-num{
  font-size:clamp(30px,3vw,40px);font-weight:700;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.metric-num em{font-style:normal;color:var(--accent);font-size:.6em;margin-left:4px;}
.metric-label{margin-top:6px;font-size:14px;color:#9DB3CE;line-height:1.7;}

/* ---------- 图文场景 ---------- */
.feature-row{margin-bottom:56px;}
.feature-row:last-child{margin-bottom:0;}
.feature-media{position:relative;}
.feature-media .ratio{
  position:relative;padding-top:62%;border-radius:var(--radius-banner);
  overflow:hidden;box-shadow:var(--shadow-1);background:#E9EFF7;
}
.feature-media .ratio img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.feature-media .ratio:hover img{transform:scale(1.03);}
.feature-tag{
  position:absolute;left:18px;top:18px;z-index:2;
  background:rgba(255,255,255,.94);border-radius:var(--radius-pill);
  padding:6px 14px;font-size:13px;font-weight:600;color:var(--brand);
}
.feature-body{padding:8px 0 8px 12px;}
.feature-body h3{font-size:21px;margin:14px 0 14px;}
.feature-body p{color:var(--text-2);font-size:16px;margin-bottom:16px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:10px 0;font-size:15px;color:var(--text-2);
}
.check-list li i{color:var(--brand);margin-top:5px;font-size:14px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);margin-bottom:14px;overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:#D2DFF0;box-shadow:var(--shadow-1);}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--brand);transform:scaleY(0);transform-origin:top;
  transition:transform .25s ease;
}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 24px;background:none;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--text);line-height:1.5;
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--brand-light);color:var(--brand);
  display:grid;place-items:center;font-size:12px;
  transition:transform .25s ease,background-color .25s ease,color .25s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--brand);color:#fff;}
.faq-a{
  max-height:0;overflow:hidden;padding:0 24px;
  transition:max-height .28s ease,padding .28s ease;
}
.faq-item.is-open .faq-a{padding-bottom:22px;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--text-2);}

/* ---------- CTA 订阅 ---------- */
.cta-wrap{
  background:var(--card);border:1px solid var(--line);
  border-radius:24px;padding:56px 48px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
}
.cta-wrap h2{margin:14px 0 14px;}
.cta-wrap .cta-lead{color:var(--text-2);font-size:16px;}
.subscribe-form{display:flex;flex-direction:column;gap:12px;}
.subscribe-row{display:flex;gap:12px;}
.subscribe-row input{
  flex:1;height:48px;border:1px solid var(--line);border-radius:var(--radius-input);
  padding:0 18px;background:#fff;color:var(--text);
  transition:border-color .16s ease,box-shadow .16s ease;
}
.subscribe-row input::placeholder{color:var(--text-3);}
.subscribe-row input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(27,95,168,.14);outline:none;}
.form-note{font-size:13.5px;color:var(--text-3);line-height:1.7;}
.form-note.is-error{color:#C0392B;}
.form-privacy{font-size:12.5px;color:var(--text-3);line-height:1.7;}

/* ---------- 相关栏目 ---------- */
.related-links{
  display:flex;flex-wrap:wrap;gap:14px;
}
.related-links a{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);
  font-size:15px;font-weight:600;color:var(--text);
  box-shadow:var(--shadow-1);
  transition:all .18s ease;
}
.related-links a i{color:var(--brand);font-size:13px;transition:transform .18s ease;}
.related-links a:hover{border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px);box-shadow:var(--shadow-2);}
.related-links a:hover i{transform:translateX(3px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#C6D6E8;padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:16px;
}
.footer-name{font-size:16.5px;font-weight:700;color:#fff;}
.footer-brand-text{font-size:14px;color:#9DB3CE;line-height:1.85;max-width:320px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{font-size:14px;color:#9DB3CE;}
.footer-col ul a:hover{color:#fff;}
.footer-sub{display:flex;gap:8px;margin-top:14px;}
.footer-sub input{
  flex:1;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;
}
.footer-sub input::placeholder{color:#8AA2BE;}
.footer-sub input:focus{outline:none;border-color:var(--accent);}
.footer-sub button{
  height:42px;padding:0 18px;border-radius:10px;border:0;
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  transition:background-color .18s ease;
}
.footer-sub button:hover{background:var(--accent);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8AA2BE;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .dock-nav a{padding:0 11px;font-size:14px;}
  .dock-logo-text{font-size:15px;}
  .hero-grid{gap:32px;}
}
@media screen and (max-width:1024px){
  :root{--section-y:72px;--gutter:20px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .cta-wrap{padding:44px 34px;gap:32px;}
}
@media screen and (max-width:991px){
  .dock-nav{display:none;}
  .dock-toggle{display:grid;place-items:center;}
  .dock-actions{margin-left:auto;}
  .dock-search{display:none;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-main h1{margin-top:14px;}
  .metrics{grid-template-columns:repeat(2,1fr);gap:28px 0;}
  .metrics > div:nth-child(3){border-left:0;padding-left:0;}
  .cta-wrap{grid-template-columns:1fr;}
  .feature-body{padding:26px 0 0;}
  .feature-row{flex-direction:column;}
}
@media screen and (max-width:767px){
  :root{--section-y:56px;}
  body{font-size:16px;}
  .site-header{top:12px;padding:0 16px;}
  .dock{width:100%;padding:8px 10px 8px 12px;}
  .dock-logo-text{font-size:14.5px;}
  .dock-actions .btn{display:none;}
  .page-hero{padding:126px 0 56px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .hero-facts{flex-direction:column;align-items:stretch;}
  .hero-facts li{justify-content:flex-start;}
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .band-dark{padding:56px 0;}
  .metrics{grid-template-columns:1fr;gap:0;}
  .metrics > div{padding:18px 0;border-left:0;border-top:1px solid rgba(255,255,255,.16);}
  .metrics > div:first-child{border-top:0;padding-top:0;}
  .subscribe-row{flex-direction:column;}
  .subscribe-row .btn{width:100%;}
  .related-links a{width:100%;justify-content:space-between;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-wrap{padding:34px 22px;border-radius:20px;}
}
@media screen and (max-width:520px){
  .section-head h2{font-size:23px;}
  .reminder-card{padding:22px 20px;}
  .faq-q{font-size:15.5px;padding:14px 18px;}
  .faq-a{padding-left:18px;padding-right:18px;}
  h1{font-size:27px;}
}