/* roulang page: index */
:root{
  --bg:#0E0C17;--bg-elev:#171428;--bg-elev-2:#1F1B33;--bg-inset:#12101E;
  --line:rgba(255,255,255,.09);--line-strong:rgba(34,224,200,.45);
  --primary:#22E0C8;--primary-soft:rgba(34,224,200,.12);
  --accent:#FF7A45;--accent-hover:#FF8F60;
  --live:#FF4D9D;--ok:#4ADE80;--err:#FF5D5D;
  --text:#F4F2FB;--text-2:#B3ADC9;--text-3:#7C7695;
  --radius:16px;--radius-lg:20px;--radius-sm:12px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --gap-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background-color:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.9;
  background-image:radial-gradient(rgba(255,255,255,.045) 1px,transparent 1px);background-size:24px 24px;}
img{max-width:100%;display:block;height:auto;border-style:none}
a{color:var(--text);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary)}
button,input{font-family:inherit;font-size:inherit;color:inherit;margin:0}
button{cursor:pointer;border:0;background:none}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{font-weight:700;line-height:1.35;margin:0;color:var(--text)}
p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--gap-section) 0 0}
.grid-x{display:flex;flex-wrap:wrap}
.card-row{display:flex;flex-wrap:wrap;margin:0 -12px}
.card-row>.cell{padding:0 12px 24px}
.card-row>.col-4{width:33.3333%}
.card-row>.col-3{width:25%}
.card-row>.col-2{width:50%}
.card-row>.col-7{width:58.3333%}
.card-row>.col-5{width:41.6667%}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:120;background:var(--bg);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--primary-soft);border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:18px;transition:.18s}
.brand:hover .brand-mark{background:var(--primary);color:#0B0A12}
.brand-text strong{display:block;font-size:17px;letter-spacing:.01em;line-height:1.3}
.brand-text em{display:block;font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.06em}
.nav-search{position:relative;display:flex;align-items:center;flex:1 1 46%;max-width:520px;height:44px;
  background:var(--bg-inset);border:1px solid var(--line);border-radius:999px;padding:0 6px 0 16px;transition:.18s}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.nav-search>i{color:var(--text-3);font-size:15px}
.nav-search input{flex:1;background:none;border:0;outline:none;height:100%;padding:0 10px;font-size:14px;color:var(--text)}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{width:34px;height:34px;border-radius:50%;background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:14px;transition:.18s}
.nav-search button:hover{background:var(--primary);color:#0B0A12}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);color:var(--text);font-size:16px}
.nav-chips{border-top:1px solid var(--line);background:var(--bg)}
.chips-inner{display:flex;align-items:center;gap:10px;overflow-x:auto;padding-top:10px;padding-bottom:10px;scrollbar-width:none}
.chips-inner::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;font-size:13px;padding:7px 16px;border-radius:999px;border:1px solid var(--line);color:var(--text-2);white-space:nowrap;transition:.18s}
.chip:hover{border-color:var(--line-strong);color:var(--text)}
.chip.is-active{background:var(--primary-soft);border-color:var(--line-strong);color:var(--primary)}
.bc{font-size:13px;color:var(--text-3);margin-bottom:12px}
.bc span{color:var(--primary)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:14px;font-weight:600;border:1px solid transparent;transition:transform .16s ease,background .16s ease,color .16s ease,border-color .16s ease;white-space:nowrap}
.btn:active{transform:scale(.99)}
.btn-primary{background:var(--accent);color:#1A0E07}
.btn-primary:hover{background:var(--accent-hover);color:#1A0E07;transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--primary)}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary);transform:translateY(-2px)}
.btn-pill{border-radius:999px}
.text-link{font-size:14px;color:var(--text-2);border-bottom:1px solid transparent;transition:.18s}
.text-link:hover{color:var(--text);border-bottom-color:var(--text)}
.badge-cat{display:inline-flex;align-items:center;font-size:12px;padding:3px 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary);border:1px solid rgba(34,224,200,.28)}
.badge-live{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;background:var(--live);color:#fff}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.4s infinite}
@keyframes pulse{0%{opacity:1}50%{opacity:.25}100%{opacity:1}}
.badge-time{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.6);color:#fff;font-family:var(--mono);font-size:12px;padding:2px 9px;border-radius:999px}

/* ---------- 首屏 ---------- */
.hero{padding:48px 0 0}
.hero-h1{font-size:clamp(30px,4.2vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.2}
.hero-sub{margin-top:16px;max-width:46em;color:var(--text-2);font-size:16px}
.live-cover{position:relative;margin-top:32px;border-radius:var(--radius-lg);overflow:hidden;min-height:300px;
  background-size:cover;background-position:center;display:flex;flex-direction:column;justify-content:space-between;padding:24px}
.live-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,12,23,.35),rgba(14,12,23,.78))}
.live-cover>*{position:relative;z-index:2}
.cover-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.cover-caption{margin-top:auto;font-size:clamp(18px,2.2vw,26px);font-weight:700;max-width:24em}
.cover-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px}
.cover-time{font-family:var(--mono);font-size:14px;color:var(--primary);background:rgba(14,12,23,.7);border:1px solid var(--line-strong);
  padding:6px 14px;border-radius:999px}
.cover-tags{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--text-2)}

/* ---------- 面板 ---------- */
.panel{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.panel+.panel{margin-top:20px}
.panel-title{font-size:20px;font-weight:600;display:flex;align-items:center;gap:10px}
.panel-title::before{content:"";width:4px;height:18px;border-radius:4px;background:var(--primary);display:inline-block}
.panel-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:20px}
.panel-head .hint{font-size:13px;color:var(--text-3)}

/* ---------- 倒计时 ---------- */
.countdown{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.cd-block{flex:1 1 120px;min-width:100px;background:var(--bg-elev-2);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 8px;text-align:center;transition:.2s}
.cd-block:hover{border-color:var(--line-strong)}
.cd-num{display:block;font-family:var(--mono);font-size:clamp(32px,4.6vw,52px);font-weight:700;color:var(--primary);line-height:1.1}
.cd-unit{display:block;font-size:13px;color:var(--text-3);margin-top:6px}
.cd-sep{font-family:var(--mono);font-size:24px;color:var(--text-3)}

/* ---------- 看点 ---------- */
.spot-list{margin-top:20px;display:grid;gap:14px}
.spot-list li{display:flex;gap:16px;align-items:flex-start}
.spot-num{flex:0 0 auto;font-family:var(--mono);font-size:13px;color:var(--primary);border:1px solid rgba(34,224,200,.3);
  border-radius:8px;padding:2px 8px;margin-top:4px}
.spot-list p{color:var(--text-2);font-size:16px}

/* ---------- 表单 ---------- */
.sub-form{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap}
.sub-form input{flex:1 1 260px;height:46px;background:var(--bg-inset);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:0 16px;font-size:14px;outline:none;transition:.18s}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.sub-form input.is-error{border-color:var(--err);box-shadow:0 0 0 3px rgba(255,93,93,.12)}
.form-note{margin-top:12px;font-size:12px;color:var(--text-3)}
.form-success{display:flex;align-items:center;gap:10px;margin-top:16px;padding:14px 16px;border-radius:var(--radius-sm);
  background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.35);color:var(--ok);font-size:14px}
.form-actions{margin-top:14px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}

/* ---------- 横滑回放 ---------- */
.scroll-wrap{position:relative}
.scroll-wrap::after{content:"";position:absolute;top:0;right:-12px;bottom:12px;width:44px;pointer-events:none;
  background:linear-gradient(90deg,rgba(14,12,23,0),var(--bg))}
.scroll-row{display:flex;gap:20px;overflow-x:auto;padding:4px 12px 16px 0;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.scroll-row::-webkit-scrollbar{height:6px}
.scroll-row::-webkit-scrollbar-thumb{background:var(--bg-elev-2);border-radius:999px}
.replay-card{flex:0 0 300px;scroll-snap-align:start;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.replay-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.replay-card:hover h3{color:var(--primary)}
.replay-thumb{position:relative;overflow:hidden}
.replay-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease}
.replay-card:hover .replay-thumb img{transform:scale(1.03)}
.replay-body{padding:18px 20px 20px}
.replay-body h3{font-size:17px;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s}
.replay-date{margin-top:10px;font-family:var(--mono);font-size:13px;color:var(--text-3)}
.replay-more{flex:0 0 220px;scroll-snap-align:start;border:1px dashed var(--line);border-radius:var(--radius);display:flex;
  flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-2);background:var(--bg-elev);
  transition:.2s;text-align:center;padding:20px}
.replay-more i{font-size:22px;color:var(--primary)}
.replay-more:hover{border-color:var(--line-strong);color:var(--primary);transform:translateY(-4px)}

/* ---------- 分节标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.section-title{font-size:clamp(22px,2.6vw,30px);font-weight:700;display:flex;align-items:center;gap:12px}
.section-title::before{content:"";width:4px;height:22px;border-radius:4px;background:var(--primary);display:inline-block}
.section-sub{margin-top:8px;font-size:14px;color:var(--text-2)}

/* ---------- 文章卡片 ---------- */
.post-card{height:100%;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.post-card:hover h3{color:var(--primary)}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1}
.post-body h3{font-size:18px;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s}
.post-body p{margin-top:10px;font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.post-meta time{font-family:var(--mono);font-size:12px;color:var(--text-3)}
.post-more{font-size:13px;color:var(--text-2)}
.post-card:hover .post-more{color:var(--primary)}
.empty-state{border:1px dashed var(--line);border-radius:var(--radius);padding:56px 24px;text-align:center;background:var(--bg-elev)}
.empty-state i{font-size:26px;color:var(--primary);display:block;margin-bottom:14px}
.empty-state p{color:var(--text-2);font-size:15px}

/* ---------- 分类入口条 ---------- */
.cat-list{display:grid;gap:16px}
.cat-item{display:flex;align-items:center;gap:20px;padding:22px 24px;background:var(--bg-elev);border:1px solid var(--line);
  border-radius:var(--radius);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.cat-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.cat-item:hover h3{color:var(--primary)}
.cat-icon{flex:0 0 auto;width:48px;height:48px;border-radius:14px;background:var(--primary-soft);border:1px solid rgba(34,224,200,.28);
  display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:19px}
.cat-text h3{font-size:18px;font-weight:600;transition:color .18s}
.cat-text p{margin-top:6px;font-size:14px;color:var(--text-2)}
.cat-arrow{margin-left:auto;color:var(--text-3);font-size:15px;transition:.2s}
.cat-item:hover .cat-arrow{color:var(--primary);transform:translateX(4px)}

/* ---------- 数据条 ---------- */
.stats{display:flex;flex-wrap:wrap;margin:0 -12px}
.stat{flex:1 1 25%;padding:0 12px 24px}
.stat-inner{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);padding:24px;height:100%;transition:.2s}
.stat-inner:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.stat-num{font-family:var(--mono);font-size:clamp(26px,3.4vw,38px);font-weight:700;color:var(--primary);line-height:1.2}
.stat-label{margin-top:8px;font-size:14px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-acc{border-top:1px solid var(--line);margin:0}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;gap:14px;text-align:left;padding:18px 0;background:none;color:var(--text);
  font-size:16px;font-weight:600;transition:color .18s}
.faq-q .q-icon{flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid var(--line-strong);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
.faq-q .q-text{flex:1}
.faq-q .q-toggle{position:relative;width:16px;height:16px;flex:0 0 auto}
.faq-q .q-toggle::before,.faq-q .q-toggle::after{content:"";position:absolute;background:var(--text-2);border-radius:2px;transition:transform .16s ease,background .16s ease}
.faq-q .q-toggle::before{left:0;top:7px;width:16px;height:2px}
.faq-q .q-toggle::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .q-toggle::after{transform:scaleY(0)}
.faq-item.is-open .faq-q{color:var(--primary)}
.faq-item.is-open .q-toggle::before,.faq-item.is-open .q-toggle::after{background:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-a p{padding:0 0 20px 42px;border-left:3px solid var(--primary);margin-left:0;padding-left:15px;color:var(--text-2);font-size:15px}
.faq-a .answer{padding-left:42px;border-left:3px solid var(--primary);margin-left:14px}
.faq-a .answer p{padding:0 0 20px;border:0;margin:0;padding-left:0}
.faq-a a{color:var(--primary)}

/* ---------- CTA ---------- */
.cta-band{margin-top:var(--gap-section);padding:40px;border-radius:var(--radius-lg);background:var(--bg-elev);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:700}
.cta-band p{margin-top:10px;color:var(--text-2);font-size:15px;max-width:42em}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:var(--gap-section);background:var(--bg-elev);border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:flex;flex-wrap:wrap;margin:0 -12px}
.footer-col{padding:0 12px 36px}
.fc-brand{flex:1 1 30%;min-width:260px}
.fc-link{flex:1 1 18%;min-width:170px}
.fc-sub{flex:1 1 26%;min-width:260px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{font-size:17px}
.footer-desc{font-size:14px;color:var(--text-2);max-width:30em}
.footer-social{display:flex;gap:12px;margin-top:18px}
.footer-social a{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--text-2)}
.footer-social a:hover{border-color:var(--line-strong);color:var(--primary)}
.footer-title{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-links li+li{margin-top:10px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--primary)}
.footer-sub-form{display:flex;gap:10px;flex-wrap:wrap}
.footer-sub-form input{flex:1 1 160px;height:44px;background:var(--bg-inset);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:0 14px;font-size:14px;outline:none;color:var(--text)}
.footer-sub-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.footer-sub-form input::placeholder{color:var(--text-3)}
.footer-note{margin-top:12px;font-size:12px;color:var(--text-3)}
.footer-bottom{margin-top:8px;border-top:1px solid var(--line);padding:22px 0 28px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-3)}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--gap-section:72px}
  .card-row>.col-4{width:50%}
  .card-row>.col-3{width:50%}
  .card-row>.col-7,.card-row>.col-5{width:100%}
  .stat{flex:1 1 50%}
}
@media (max-width:767px){
  :root{--gap-section:56px}
  .container{padding:0 16px}
  .nav-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;min-height:60px;gap:12px}
  .nav-search{order:3;flex:1 1 100%;max-width:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .nav-chips{display:none}
  body.nav-open .nav-chips{display:block}
  body.nav-open .chips-inner{flex-direction:column;align-items:stretch;gap:6px}
  body.nav-open .chip{border-radius:12px;padding:12px 16px}
  .card-row>.col-4,.card-row>.col-3,.card-row>.col-2{width:100%}
  .stat{flex:1 1 100%}
  .cd-block{flex:1 1 calc(50% - 12px);min-height:48px}
  .cd-sep{display:none}
  .cta-band{padding:28px 20px;flex-direction:column;align-items:flex-start}
  .live-cover{min-height:240px;padding:18px}
  .replay-card{flex:0 0 260px}
  .replay-more{flex:0 0 200px}
  .faq-a .answer{padding-left:16px;margin-left:0}
  .post-body{padding:18px}
}

/* roulang page: category1 */
:root{
  --bg:#0E0C17;
  --bg-elev:#171428;
  --bg-elev-2:#1F1B33;
  --bg-inset:#12101E;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(34,224,200,.45);
  --primary:#22E0C8;
  --primary-soft:rgba(34,224,200,.12);
  --accent:#FF7A45;
  --accent-hover:#FF8F60;
  --live:#FF4D9D;
  --ok:#4ADE80;
  --err:#FF5D5D;
  --text:#F4F2FB;
  --text-2:#B3ADC9;
  --text-3:#7C7695;
  --radius-card:16px;
  --radius-lg:20px;
  --radius-btn:12px;
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --shadow-2:0 16px 40px rgba(0,0,0,.45);
  --mono:"JetBrains Mono",SFMono-Regular,Consolas,monospace;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  background-color:var(--bg);
  background-image:radial-gradient(rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:22px 22px;
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;line-height:1.9;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease}
a:hover{color:var(--primary)}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.05em}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.34;letter-spacing:-.01em;color:var(--text)}
button,input,select,textarea{font-family:inherit;font-size:inherit;margin:0;appearance:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
::selection{background:var(--primary-soft);color:var(--text)}

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

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(14,12,23,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.nav-main{padding:12px 0}
.nav-inner{display:flex;align-items:center;gap:22px;min-height:48px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand:hover{color:var(--text)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--primary-soft);border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:17px;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--text)}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.06em}
.nav-search{flex:1 1 auto;max-width:520px;margin:0 auto;display:flex;align-items:center;height:44px;padding:0 6px 0 14px;background:var(--bg-inset);border:1px solid var(--line);border-radius:999px;transition:border-color .18s ease,box-shadow .18s ease}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.nav-search .fa-magnifying-glass{color:var(--text-3);font-size:15px;flex:0 0 auto}
.nav-search input{flex:1 1 auto;height:100%;padding:0 12px;background:transparent;border:0;outline:none;color:var(--text);font-size:14px;box-shadow:none}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{width:32px;height:32px;flex:0 0 auto;border:0;border-radius:999px;background:var(--primary-soft);color:var(--primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .18s ease,color .18s ease,transform .18s ease}
.nav-search button:hover{background:var(--primary);color:#0E0C17}
.nav-search button:active{transform:scale(.94)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--bg-elev);color:var(--text);cursor:pointer;transition:border-color .18s ease,color .18s ease}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--primary)}
.nav-chips{border-top:1px solid var(--line);background:rgba(23,20,40,.55)}
.chips-inner{display:flex;align-items:center;gap:10px;padding:10px 24px;overflow-x:auto;scrollbar-width:none}
.chips-inner::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;font-size:14px;padding:7px 15px;border-radius:999px;border:1px solid var(--line);color:var(--text-2);white-space:nowrap;transition:all .18s ease}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:var(--primary-soft)}
.chip.is-active{color:var(--primary);border-color:var(--line-strong);background:var(--primary-soft);font-weight:600}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--radius-btn);border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;transition:transform .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease}
.btn-primary{background:var(--accent);color:#1A0E07;border-color:var(--accent);box-shadow:0 8px 20px rgba(255,122,69,.22)}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#1A0E07;transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--line-strong)}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.99)}
.btn-pill{border-radius:999px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none}
.text-link{color:var(--text-2);font-size:14px;font-weight:600;border-bottom:1px solid transparent;transition:color .18s ease,border-color .18s ease}
.text-link:hover{color:var(--primary);border-color:var(--line-strong)}

/* ---------- 徽章 / 标签 ---------- */
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em;background:var(--primary-soft);color:var(--primary);border:1px solid var(--line-strong)}
.tag-live{background:rgba(255,77,157,.16);color:var(--live);border-color:rgba(255,77,157,.4)}
.tag-live i{font-size:8px}
.tag-muted{background:var(--bg-elev-2);color:var(--text-2);border-color:var(--line)}

/* ---------- 首屏 ---------- */
.page-hero{padding-top:0}
.hero-banner{position:relative;overflow:hidden;border-radius:0 0 var(--radius-lg) var(--radius-lg);background:#1F1B33 url('/assets/images/backpic/back-1.png') center/cover no-repeat}
.hero-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,12,23,.58) 0%,rgba(14,12,23,.88) 100%)}
.hero-inner{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;min-height:288px;padding-top:44px;padding-bottom:46px}
.breadcrumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px;flex-wrap:wrap}
.breadcrumbs a{color:var(--text-3)}
.breadcrumbs a:hover{color:var(--primary)}
.breadcrumbs .sep{color:var(--text-3);opacity:.7}
.breadcrumbs .current{color:var(--primary);font-weight:600}
.hero-inner h1{font-size:clamp(30px,4.2vw,50px);font-weight:800;letter-spacing:-.02em;max-width:20em;margin:14px 0 12px}
.hero-sub{max-width:38em;color:var(--text-2);font-size:16px;margin-bottom:22px}
.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}

/* ---------- 板块 ---------- */
main{display:block}
.section{padding:88px 0 0}
.section-tight{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;border-left:4px solid var(--primary);border-radius:2px;padding-left:14px}
.section-head .sub{margin-top:8px;font-size:14px;color:var(--text-2);padding-left:18px}
.section-head .more{font-size:14px;color:var(--text-2);font-weight:600}
.section-head .more:hover{color:var(--primary)}

/* ---------- 左右分栏 ---------- */
.layout-split{align-items:flex-start}
.rule-block{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:26px;align-items:center;padding:26px;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);margin-bottom:24px;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.rule-block:hover{border-color:var(--line-strong);box-shadow:var(--shadow-2);transform:translateY(-4px)}
.rule-block.is-reverse .rule-figure{order:2}
.rule-figure{margin:0;border-radius:12px;overflow:hidden;background:var(--bg-elev-2)}
.rule-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;transition:transform .3s ease}
.rule-block:hover .rule-figure img{transform:scale(1.03)}
.rule-body h2{font-size:21px;font-weight:700;border-left:4px solid var(--primary);border-radius:2px;padding-left:13px;margin-bottom:14px}
.rule-body p{color:var(--text-2);font-size:15.5px;line-height:1.9}
.rule-body .text-link{display:inline-block;margin-top:4px}

/* ---------- 侧栏 ---------- */
.side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-1)}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--primary);font-size:14px}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;font-size:14px;color:var(--text-2);transition:all .18s ease}
.toc-list a:hover{background:var(--primary-soft);color:var(--primary);transform:translateX(3px)}
.toc-list a .dot{width:6px;height:6px;border-radius:2px;background:var(--primary);flex:0 0 auto}
.side-note{font-size:13px;color:var(--text-3);line-height:1.7;margin:12px 0 0}
.side-links{display:flex;flex-direction:column;gap:8px}
.side-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 13px;border-radius:12px;border:1px solid var(--line);background:var(--bg-elev-2);font-size:14px;color:var(--text-2);transition:all .18s ease}
.side-links a:hover{border-color:var(--line-strong);color:var(--text);background:var(--bg-elev)}
.side-links a i{color:var(--primary);font-size:12px}

/* ---------- 表单 ---------- */
.field{display:flex;flex-direction:column;gap:10px}
.field-input{width:100%;height:46px;padding:0 15px;background:var(--bg-inset);border:1px solid var(--line);border-radius:12px;color:var(--text);font-size:14.5px;outline:none;box-shadow:none;transition:border-color .18s ease,box-shadow .18s ease}
.field-input::placeholder{color:var(--text-3)}
.field-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.field-input.is-error{border-color:var(--err);box-shadow:0 0 0 3px rgba(255,93,93,.14)}
.field-msg{font-size:12.5px;color:var(--err);min-height:18px}
.field-msg.is-ok{color:var(--ok)}
.form-row{display:flex;gap:10px;flex-wrap:wrap}
.form-row .field-input{flex:1 1 160px}

/* ---------- 规则步骤条 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:8px}
.step-item{position:relative;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 20px;box-shadow:var(--shadow-1);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.step-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-2);transform:translateY(-4px)}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;background:var(--primary-soft);border:1px solid var(--line-strong);color:var(--primary);font-family:var(--mono);font-size:15px;font-weight:700;margin-bottom:14px}
.step-item h3{font-size:17px;font-weight:600;margin-bottom:8px}
.step-item p{font-size:14.5px;color:var(--text-2);margin:0}

/* ---------- 速查清单 ---------- */
.check-list{border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:var(--bg-elev);box-shadow:var(--shadow-1)}
.check-row{display:grid;grid-template-columns:62px 132px minmax(0,1fr) 84px;align-items:center;gap:16px;padding:18px 22px;border-bottom:1px solid var(--line);transition:background-color .18s ease}
.check-row:last-child{border-bottom:0}
.check-row:nth-child(even){background:rgba(255,255,255,.02)}
.check-row:hover{background:var(--primary-soft)}
.check-idx{font-family:var(--mono);font-size:15px;color:var(--primary);font-weight:700}
.check-name{font-size:15px;font-weight:600;color:var(--text)}
.check-desc{font-size:14.5px;color:var(--text-2);margin:0}
.check-row .text-link{text-align:right}

/* ---------- FAQ ---------- */
.faq-accordion{margin-top:8px;border-top:1px solid var(--line)}
.faq-accordion .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq-accordion .accordion-title{display:flex;align-items:center;gap:14px;min-height:64px;padding:16px 46px 16px 0;border:0;background:transparent;color:var(--text);font-size:17px;font-weight:600;line-height:1.5;position:relative;transition:color .18s ease,padding-left .18s ease}
.faq-accordion .accordion-title:hover{color:var(--primary)}
.faq-accordion .accordion-title::before{content:"+";position:absolute;right:10px;top:50%;transform:translateY(-50%);font-size:20px;font-weight:400;color:var(--primary);transition:transform .16s ease}
.faq-accordion .accordion-item.is-active > .accordion-title{color:var(--primary);padding-left:14px}
.faq-accordion .accordion-item.is-active > .accordion-title::before{content:"–"}
.faq-q{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;flex:0 0 auto;border-radius:999px;background:var(--primary-soft);border:1px solid var(--line-strong);color:var(--primary);font-size:13px}
.faq-accordion .accordion-content{padding:0 30px 22px 44px;border:0;background:transparent;color:var(--text-2);font-size:15.5px;line-height:1.9;border-left:4px solid var(--primary);margin-left:6px}
.faq-accordion .accordion-content p:last-child{margin-bottom:0}
.faq-accordion .accordion-content .text-link{display:inline-block;margin-top:6px}

/* ---------- CTA ---------- */
.cta-band{padding:80px 0 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px 34px;box-shadow:var(--shadow-1);flex-wrap:wrap}
.cta-inner h2{font-size:clamp(20px,2.3vw,26px);font-weight:700;margin-bottom:8px}
.cta-inner p{color:var(--text-2);font-size:15px;margin:0}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:96px;background:var(--bg-elev);border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:17px;font-weight:800}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.85;max-width:30em}
.footer-social{display:flex;gap:10px;margin-top:16px}
.footer-social a{width:36px;height:36px;border-radius:11px;border:1px solid var(--line);background:var(--bg-elev-2);display:flex;align-items:center;justify-content:center;color:var(--text-2);font-size:14px;transition:all .18s ease}
.footer-social a:hover{color:var(--primary);border-color:var(--line-strong);background:var(--primary-soft);transform:translateY(-2px)}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--primary)}
.footer-sub-form{display:flex;flex-direction:column;gap:10px}
.footer-sub-form .field-input{background:var(--bg-inset)}
.footer-note{font-size:12.5px;color:var(--text-3);margin:10px 0 0}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:52px;padding:20px 0;font-size:13px;color:var(--text-3)}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .nav-search{max-width:380px}
  .section{padding-top:72px}
  .cta-band{padding-top:64px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .check-row{grid-template-columns:54px 118px minmax(0,1fr) 76px;gap:12px;padding:16px 18px}
}
@media screen and (max-width:860px){
  .nav-inner{flex-wrap:wrap;gap:14px}
  .brand{order:1}
  .nav-actions{order:2;margin-left:auto}
  .nav-search{order:3;flex:1 1 100%;max-width:none;margin:0}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .nav-chips{display:none}
  .nav-chips.is-open{display:block}
  .chips-inner{flex-direction:column;align-items:stretch;gap:8px;padding:14px 16px;overflow:visible}
  .chip{text-align:center}
  .rule-block{grid-template-columns:minmax(0,1fr)}
  .rule-block.is-reverse .rule-figure{order:0}
  .side-sticky{position:static;top:auto}
  .check-row{grid-template-columns:44px minmax(0,1fr);grid-template-areas:"idx name" ". desc" ". link";row-gap:6px}
  .check-idx{grid-area:idx}
  .check-name{grid-area:name}
  .check-desc{grid-area:desc}
  .check-row .text-link{grid-area:link;text-align:left}
  .faq-accordion .accordion-content{padding:0 0 20px 22px}
}
@media screen and (max-width:520px){
  .container{padding:0 16px}
  .chips-inner{padding:14px 16px}
  .hero-inner{min-height:236px;padding-top:34px;padding-bottom:36px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .section{padding-top:56px}
  .section-tight{padding-top:56px}
  .section-head{margin-bottom:22px}
  .section-head .sub{padding-left:0}
  .rule-block{padding:18px;margin-bottom:18px}
  .steps{grid-template-columns:minmax(0,1fr);gap:16px}
  .cta-band{padding-top:56px}
  .cta-inner{padding:26px 20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .site-footer{margin-top:56px;padding-top:44px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .faq-accordion .accordion-title{font-size:16px}
}

/* roulang page: article */
/* ============================================================
   1. 设计变量
   ============================================================ */
:root{
  --bg:#0E0C17;
  --bg-elev:#171428;
  --bg-elev-2:#1F1B33;
  --bg-inset:#12101E;
  --line:rgba(255,255,255,0.09);
  --line-strong:rgba(34,224,200,0.45);
  --primary:#22E0C8;
  --primary-soft:rgba(34,224,200,0.12);
  --accent:#FF7A45;
  --accent-hover:#FF8F60;
  --live:#FF4D9D;
  --ok:#4ADE80;
  --err:#FF5D5D;
  --text:#F4F2FB;
  --text-2:#B3ADC9;
  --text-3:#7C7695;
  --radius:16px;
  --radius-lg:20px;
  --radius-sm:12px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",monospace;
}

/* ============================================================
   2. 基础 reset
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,opacity .18s ease}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
::selection{background:var(--primary-soft);color:var(--text)}
.mono{font-family:var(--mono)}

/* Foundation 覆盖 */
body,html{font-family:var(--sans)}
.button,.btn{border-radius:var(--radius-sm);font-family:var(--sans);letter-spacing:.01em}
input[type="text"],input[type="search"],input[type="email"],textarea{
  background:var(--bg-inset);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--text);box-shadow:none;margin:0;height:44px;
}
input[type="text"]:focus,input[type="search"]:focus,input[type="email"]:focus,textarea:focus{
  background:var(--bg-inset);border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);outline:none;
}
input::placeholder{color:var(--text-3)}
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x>.cell{margin-left:12px;margin-right:12px;width:calc(100% - 24px)}
@media screen and (min-width:1024px){
  .grid-margin-x>.large-8{width:calc(66.66667% - 24px)}
  .grid-margin-x>.large-4{width:calc(33.33333% - 24px)}
}
@media screen and (min-width:640px){
  .grid-margin-x>.medium-6{width:calc(50% - 24px)}
}

/* ============================================================
   3. 容器与排版
   ============================================================ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-tight{padding:48px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.sec-title{font-size:28px;font-weight:700;line-height:1.35;position:relative;padding-left:16px;letter-spacing:-.01em}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--primary)}
.sec-sub{font-size:14px;color:var(--text-2);max-width:640px}

/* ============================================================
   4. 顶部导航
   ============================================================ */
.site-header{position:sticky;top:0;z-index:80;background:var(--bg);border-bottom:1px solid var(--line)}
.nav-main{width:100%}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;font-size:17px;
  background:var(--primary-soft);color:var(--primary);border:1px solid rgba(34,224,200,.32);
}
.brand-text strong{display:block;font-size:17px;font-weight:800;line-height:1.2;letter-spacing:.01em}
.brand-text em{display:block;font-style:normal;font-size:11px;color:var(--text-3);line-height:1.5}
.nav-search{
  position:relative;display:flex;align-items:center;gap:10px;
  flex:1 1 auto;max-width:520px;height:44px;padding:0 5px 0 16px;
  background:var(--bg-inset);border:1px solid var(--line);border-radius:999px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search>i{color:var(--text-3);font-size:15px}
.nav-search input{
  flex:1 1 auto;height:100%;background:transparent;border:0;box-shadow:none;color:var(--text);
  font-size:14px;padding:0;margin:0;
}
.nav-search input:focus{background:transparent;border:0;box-shadow:none}
.nav-search button{
  width:34px;height:34px;flex:0 0 auto;border:0;border-radius:999px;
  background:var(--primary);color:#06231F;display:grid;place-items:center;font-size:13px;
  transition:transform .18s ease,background .18s ease;
}
.nav-search button:hover{background:#3BEDD6;transform:translateX(2px)}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:var(--bg-elev);color:var(--text);font-size:16px;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--primary)}
.nav-chips{border-top:1px solid var(--line);background:var(--bg)}
.chips-inner{display:flex;align-items:center;gap:10px;padding-top:10px;padding-bottom:10px;overflow-x:auto;scrollbar-width:none}
.chips-inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;
  padding:6px 15px;border-radius:999px;font-size:13px;color:var(--text-2);
  border:1px solid var(--line);white-space:nowrap;transition:all .18s ease;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(255,255,255,.03)}
.chip.is-active{background:var(--primary-soft);color:var(--primary);border-color:rgba(34,224,200,.45)}

/* ============================================================
   5. 按钮 / 徽章 / 链接
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-size:14px;font-weight:600;line-height:1.4;cursor:pointer;
  transition:transform .18s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-pill{border-radius:999px}
.btn-primary{background:var(--accent);color:#1A0E07;box-shadow:0 6px 18px rgba(255,122,69,.22)}
.btn-primary:hover{background:var(--accent-hover);color:#1A0E07;transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,122,69,.3)}
.btn-ghost{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary);transform:translateY(-2px)}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 12px;border-radius:999px;font-size:12px;line-height:1.8}
.badge-cat{background:var(--primary-soft);color:var(--primary);border:1px solid rgba(34,224,200,.26)}
.badge-live{background:var(--live);color:#fff}
.badge-live::before{content:"";width:8px;height:8px;border-radius:999px;background:#fff;animation:pulse 1.6s ease-in-out infinite}
.badge-replay{background:var(--bg-elev-2);color:var(--text-2);border:1px solid var(--line)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.link-btn{
  background:none;border:0;padding:0;color:var(--text-2);font-size:14px;
  border-bottom:1px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.link-btn:hover{color:var(--text);border-color:var(--primary)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text-2)}
.link-arrow:hover{color:var(--primary)}

/* ============================================================
   6. 文章头部
   ============================================================ */
.article-hero{padding:40px 0 8px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-3);opacity:.7}
.breadcrumb .crumb-cat{color:var(--text-2)}
.breadcrumb .current{color:var(--primary);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{
  font-size:clamp(28px,3.6vw,44px);font-weight:800;line-height:1.28;letter-spacing:-.02em;
  max-width:940px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;font-size:13px;color:var(--text-2)}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px}
.article-meta .meta-item i{color:var(--text-3)}
.article-cover{margin-top:28px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);position:relative}
.article-cover img{width:100%;aspect-ratio:16/7;object-fit:cover}
.article-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,12,23,.08),rgba(14,12,23,.55))}

/* ============================================================
   7. 文章布局 / 正文
   ============================================================ */
.article-layout{align-items:flex-start}
.article-body{max-width:820px}
.article-content{font-size:16px;line-height:1.9;color:#E9E6F5;padding-top:8px}
.article-content>*:first-child{margin-top:0}
.article-content p{margin:0 0 1.1em;color:#E4E0F1}
.article-content h2{
  position:relative;font-size:26px;font-weight:700;line-height:1.4;color:var(--text);
  margin:40px 0 16px;padding-left:16px;letter-spacing:-.01em;
}
.article-content h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--primary)}
.article-content h3{font-size:20px;font-weight:600;line-height:1.5;color:var(--text);margin:28px 0 12px}
.article-content h4{font-size:17px;font-weight:600;margin:22px 0 10px}
.article-content a{color:var(--primary);border-bottom:1px solid rgba(34,224,200,.4)}
.article-content a:hover{border-color:var(--primary)}
.article-content img{border-radius:var(--radius-sm);margin:22px auto;max-width:100%}
.article-content figure{margin:24px 0}
.article-content figcaption{text-align:center;font-size:13px;color:var(--text-3);margin-top:10px}
.article-content blockquote{
  margin:26px 0;padding:20px 22px;background:var(--bg-elev);border-left:3px solid var(--primary);
  border-radius:var(--radius-sm);color:var(--text-2);
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content ul{list-style:none;margin:0 0 1.2em;padding:0}
.article-content ul li{position:relative;padding-left:22px;margin-bottom:10px}
.article-content ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--primary);
}
.article-content ol{margin:0 0 1.2em;padding-left:24px;list-style:decimal}
.article-content ol li{margin-bottom:10px;padding-left:4px}
.article-content ol li::marker{color:var(--primary);font-family:var(--mono);font-weight:700}
.article-content code{
  font-family:var(--mono);font-size:.9em;background:var(--bg-inset);
  border:1px solid var(--line);border-radius:6px;padding:2px 6px;color:#8FF3E4;
}
.article-content pre{
  background:var(--bg-inset);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 18px;overflow-x:auto;font-family:var(--mono);font-size:13px;line-height:1.7;margin:22px 0;
}
.article-content pre code{background:none;border:0;padding:0}
.article-content table{
  width:100%;border-collapse:collapse;font-size:14px;margin:24px 0;display:block;overflow-x:auto;white-space:nowrap;
}
.article-content table th,.article-content table td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-content table thead th{background:var(--bg-elev-2);color:var(--text)}
.article-content table tbody tr:nth-child(even){background:rgba(255,255,255,.025)}
.article-content hr{border:0;border-top:1px solid var(--line);margin:34px 0}

.article-empty{
  margin:24px 0;padding:56px 24px;text-align:center;background:var(--bg-elev);
  border:1px dashed var(--line);border-radius:var(--radius);
}
.article-empty i{font-size:34px;color:var(--text-3)}
.article-empty strong{display:block;margin:16px 0 8px;font-size:20px;color:var(--text)}
.article-empty p{color:var(--text-2);font-size:14px;margin-bottom:20px}

.article-foot{
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
}
.tag-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tag-label{font-size:13px;color:var(--text-3)}
.share-row{display:flex;align-items:center;gap:18px}

/* ============================================================
   8. 侧栏 / 目录
   ============================================================ */
.article-side{display:flex;flex-direction:column;gap:18px;padding-top:8px}
.side-card{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.side-card.toc-card{position:sticky;top:132px}
.side-title{font-size:15px;font-weight:700;color:var(--text);display:flex;align-items:center;gap:8px}
.side-title i{color:var(--primary);font-size:14px}
.side-desc{font-size:13px;line-height:1.7;color:var(--text-2);margin-top:8px}
.toc-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.toc-toggle{
  display:none;align-items:center;gap:6px;background:transparent;border:1px solid var(--line);
  color:var(--text-2);font-size:12px;padding:5px 12px;border-radius:999px;
}
.toc-toggle:hover{color:var(--primary);border-color:var(--line-strong)}
.toc-list{list-style:none;margin:14px 0 0;padding:0;max-height:340px;overflow-y:auto}
.toc-list li{margin:0}
.toc-list a{
  display:block;font-size:13px;line-height:1.6;color:var(--text-2);
  padding:7px 0 7px 12px;border-left:2px solid var(--line);transition:all .16s ease;
}
.toc-list a:hover,.toc-list a.is-active{color:var(--primary);border-color:var(--primary);background:rgba(34,224,200,.05)}
.side-links{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--text-2);
  padding:9px 12px;border-radius:10px;border:1px solid var(--line);background:var(--bg-inset);
}
.side-links a:hover{color:var(--primary);border-color:var(--line-strong)}
.side-links a i{font-size:11px;color:var(--text-3)}
.side-form{margin-top:14px;display:flex;flex-direction:column;gap:10px}

/* ============================================================
   9. 表单与状态
   ============================================================ */
.form-tip{font-size:12px;line-height:1.6;color:var(--text-3);margin-top:10px;min-height:18px}
.form-tip.is-err{color:var(--err)}
.form-tip.is-ok{color:var(--ok)}
.form-ok{display:flex;align-items:center;gap:8px;color:var(--ok);font-size:14px;margin:0}
.form-ok i{font-size:16px}

/* ============================================================
   10. 卡片 / 推荐
   ============================================================ */
.post-card{
  display:flex;flex-direction:column;height:100%;background:var(--bg-elev);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;color:var(--text);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);color:var(--text)}
.post-card .pc-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev-2)}
.post-card .pc-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-card:hover .pc-media img{transform:scale(1.03)}
.post-card .pc-badge{position:absolute;top:12px;left:12px}
.post-card .pc-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto}
.post-card .pc-title{
  font-size:17px;font-weight:600;line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card:hover .pc-title{color:var(--primary)}
.post-card .pc-excerpt{
  font-size:14px;line-height:1.75;color:var(--text-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card .pc-more{margin-top:auto;font-size:13px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.post-card:hover .pc-more{color:var(--primary)}

/* ============================================================
   11. 返回入口 / CTA 带
   ============================================================ */
.back-row{display:flex;align-items:center;justify-content:center;gap:22px;flex-wrap:wrap}
.cta-band{
  background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-copy h2{font-size:24px;font-weight:700;line-height:1.4;letter-spacing:-.01em}
.cta-copy p{font-size:14px;color:var(--text-2);margin-top:8px}
.cta-form{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.cta-form input{width:260px}

/* ============================================================
   12. 页脚
   ============================================================ */
.site-footer{background:var(--bg-elev);border-top:1px solid var(--line);margin-top:88px;padding-top:60px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:17px;font-weight:800;color:var(--text)}
.footer-desc{font-size:13px;line-height:1.8;color:var(--text-2);max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:var(--bg-inset);border:1px solid var(--line);color:var(--text-2);font-size:14px;
}
.footer-social a:hover{color:var(--primary);border-color:var(--line-strong)}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:14px}
.footer-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--primary)}
.footer-sub-form{display:flex;gap:10px;flex-wrap:wrap}
.footer-sub-form input{flex:1 1 140px;min-width:0}
.footer-note{font-size:12px;color:var(--text-3);margin-top:12px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:48px;padding:20px 0 28px;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}

/* ============================================================
   13. 响应式
   ============================================================ */
@media screen and (max-width:1199px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .fc-sub{grid-column:1 / -1}
}
@media screen and (max-width:1023px){
  .nav-inner{height:auto;flex-wrap:wrap;padding-top:12px;padding-bottom:12px;row-gap:12px}
  .nav-search{order:-1;flex:0 0 100%;max-width:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-chips{display:none}
  .site-header.is-open .nav-chips{display:block}
  .site-header.is-open .chips-inner{flex-wrap:wrap;overflow:visible}
  .nav-actions{margin-left:auto}
  .section{padding:60px 0}
  .article-layout>.cell{width:calc(100% - 24px)}
  .article-body{max-width:none}
  .article-side{padding-top:34px}
  .side-card.toc-card{position:static}
  .toc-toggle{display:inline-flex}
  .toc-list{display:none}
  .side-card.toc-card.is-open .toc-list{display:block}
  .article-content h2{font-size:23px;margin-top:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media screen and (max-width:767px){
  .container{padding:0 16px}
  .section{padding:52px 0}
  .article-hero{padding:28px 0 6px}
  .section .sec-title{font-size:23px}
  .sec-head{margin-bottom:22px}
  .article-title{-webkit-line-clamp:3}
  .article-cover img{aspect-ratio:16/9}
  .article-content{font-size:15.5px}
  .article-content h2{font-size:21px}
  .cta-band{padding:24px;flex-direction:column;align-items:stretch}
  .cta-form{flex-direction:column;align-items:stretch}
  .cta-form input{width:100%}
  .cta-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media screen and (max-width:520px){
  .brand-text em{display:none}
  .nav-actions .btn{padding:9px 16px;font-size:13px}
  .article-foot{flex-direction:column;align-items:flex-start}
  .back-row{flex-direction:column;gap:14px}
}

/* roulang page: category2 */
:root{
  --bg:#0E0C17;
  --bg-elev:#171428;
  --bg-elev-2:#1F1B33;
  --bg-inset:#12101E;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(34,224,200,.45);
  --primary:#22E0C8;
  --primary-soft:rgba(34,224,200,.12);
  --accent:#FF7A45;
  --accent-hover:#FF8F60;
  --live:#FF4D9D;
  --ok:#4ADE80;
  --err:#FF5D5D;
  --text:#F4F2FB;
  --text-2:#B3ADC9;
  --text-3:#7C7695;
  --radius:16px;
  --radius-lg:20px;
  --radius-btn:12px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--primary)}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
h1,h2,h3,h4,p,figure{margin:0}
h1,h2,h3,h4{color:var(--text);line-height:1.3;font-weight:700}
h1{font-size:clamp(30px,4.2vw,52px);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(24px,3vw,32px);letter-spacing:-.01em}
h3{font-size:20px;font-weight:600}
::selection{background:var(--primary-soft);color:var(--text)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

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

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(14,12,23,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-main{height:72px;display:flex;align-items:center}
.nav-inner{display:flex;align-items:center;gap:22px;width:100%}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--primary-soft);border:1px solid rgba(34,224,200,.28);
  color:var(--primary);font-size:16px;flex:0 0 auto;
}
.brand-text strong{display:block;font-size:17px;font-weight:800;color:var(--text);line-height:1.25;letter-spacing:-.01em}
.brand-text em{display:block;font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.05em}
.nav-search{
  flex:1 1 auto;max-width:520px;height:44px;display:flex;align-items:center;
  background:var(--bg-inset);border:1px solid var(--line);border-radius:999px;
  padding:0 6px 0 16px;transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.nav-search > i{color:var(--text-3);font-size:14px}
.nav-search input{
  flex:1 1 auto;height:100%;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:14px;padding:0 10px;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{
  width:34px;height:34px;flex:0 0 auto;border:0;border-radius:50%;cursor:pointer;
  background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;
  transition:background .18s ease,transform .18s ease;
}
.nav-search button:hover{background:rgba(34,224,200,.22);transform:translateX(1px)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;cursor:pointer;
  border:1px solid var(--line);background:var(--bg-elev);color:var(--text-2);
  place-items:center;font-size:15px;
}
.nav-toggle:hover{color:var(--primary);border-color:var(--line-strong)}
.nav-chips{border-top:1px solid var(--line);background:rgba(23,20,40,.45)}
.chips-inner{
  display:flex;align-items:center;gap:10px;overflow-x:auto;
  padding-top:10px;padding-bottom:10px;scrollbar-width:none;
}
.chips-inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;font-size:13px;line-height:1;padding:8px 15px;border-radius:999px;
  color:var(--text-2);border:1px solid var(--line);white-space:nowrap;
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.chip:hover{color:var(--text);border-color:var(--line-strong)}
.chip.is-active{background:var(--primary-soft);color:var(--primary);border-color:rgba(34,224,200,.45)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:1px solid transparent;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:transform .16s ease,background .16s ease,color .16s ease,border-color .16s ease,box-shadow .16s ease;
}
.btn-primary{background:var(--accent);color:#1A0E07}
.btn-primary:hover{background:var(--accent-hover);color:#1A0E07;transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,122,69,.22)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.99)}
.btn-pill{border-radius:999px}
.btn-sm{height:36px;padding:0 16px;font-size:13px;border-radius:10px}
.btn.is-done{background:var(--ok);border-color:var(--ok);color:#08240F}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;line-height:1;
  padding:6px 11px;border-radius:999px;white-space:nowrap;font-weight:600;
}
.badge-live{background:var(--live);color:#fff}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.4s infinite}
@keyframes pulse{0%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.82)}100%{opacity:1;transform:scale(1)}}
.badge-soft{background:var(--primary-soft);color:var(--primary);border:1px solid rgba(34,224,200,.24)}
.badge-gray{background:rgba(255,255,255,.08);color:var(--text-2)}
.badge-duration{
  position:absolute;right:10px;bottom:10px;font-family:var(--font-mono);
  font-size:12px;padding:4px 8px;border-radius:8px;background:rgba(0,0,0,.6);color:#fff;
}

/* 面包屑 */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-3);opacity:.7}
.breadcrumb .current{color:var(--primary)}

/* 首屏 */
.page-hero{padding:32px 0 84px;position:relative}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:22px 22px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
}
.hero-banner{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  min-height:300px;display:flex;align-items:flex-end;box-shadow:var(--shadow);
  border:1px solid var(--line);
}
.hero-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,12,23,.35) 0%,rgba(14,12,23,.72) 55%,rgba(14,12,23,.92) 100%);
}
.hero-copy{position:relative;padding:34px 34px 36px;max-width:790px}
.hero-copy h1{margin:14px 0 12px}
.hero-copy p{font-size:16px;color:var(--text-2);max-width:640px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}

/* 指标 */
.metrics{margin-top:26px}
.g-row{margin-left:-12px;margin-right:-12px}
.g-row > .cell{padding-left:12px;padding-right:12px}
.g-row > .cell.mb{margin-bottom:24px}
.metric{
  height:100%;background:var(--bg-elev);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;transition:border-color .18s ease,transform .18s ease;
}
.metric:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.metric .num{font-family:var(--font-mono);font-size:30px;font-weight:700;color:var(--primary);line-height:1.2}
.metric .num small{font-family:var(--font-sans);font-size:13px;color:var(--text-2);margin-left:5px;font-weight:500}
.metric .lbl{font-size:13px;color:var(--text-2);margin-top:4px}

/* 板块通用 */
.section{padding:88px 0}
.section-alt{background:var(--bg-elev);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:30px}
.sec-title{position:relative;padding-left:16px}
.sec-title::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;background:var(--primary)}
.sec-sub{font-size:14px;color:var(--text-2);margin-top:8px;padding-left:16px;max-width:680px}
.link-more{font-size:13px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--text);text-decoration:underline;text-underline-offset:4px}

/* 时间轴 */
.timeline{position:relative;padding-left:28px}
.timeline::before{
  content:"";position:absolute;left:6px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--primary) 0%,rgba(34,224,200,.28) 45%,rgba(34,224,200,.06) 100%);
  border-radius:2px;
}
.tl-item{position:relative;margin-bottom:20px}
.tl-item:last-child{margin-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-28px;top:26px;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--primary);
}
.tl-item.is-next::before{background:var(--primary);box-shadow:0 0 0 5px var(--primary-soft)}
.tl-card{
  background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.tl-card:hover{border-color:var(--line-strong);transform:translateX(4px);box-shadow:var(--shadow)}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.tl-date{font-family:var(--font-mono);font-size:14px;color:var(--primary);letter-spacing:.02em}
.tl-time{font-family:var(--font-mono);font-size:13px;color:var(--text-2)}
.tl-title{font-size:20px;margin-bottom:8px}
.tl-desc{font-size:15px;color:var(--text-2);max-width:760px}
.tl-actions{display:flex;align-items:center;gap:18px;margin-top:16px;flex-wrap:wrap}

/* 卡片 */
.cards-grid{margin-bottom:-24px}
.card{
  height:100%;display:flex;flex-direction:column;background:var(--bg-elev);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.card-cover{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev-2)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-cover img{transform:scale(1.03)}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto;gap:10px}
.card-title{font-size:18px;line-height:1.5}
.card-title a{color:var(--text)}
.card-title a:hover{color:var(--primary)}
.card-desc{font-size:14px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px}
.card-date{font-family:var(--font-mono);font-size:12px;color:var(--text-3)}

/* 提醒方式 */
.notice-card{
  height:100%;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.notice-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.notice-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:18px;margin-bottom:16px;
  border:1px solid rgba(34,224,200,.22);
}
.notice-card h3{margin-bottom:10px}
.notice-card p{font-size:15px;color:var(--text-2)}
.notice-meta{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-family:var(--font-mono);font-size:12px;color:var(--text-3);
}

/* 订阅面板 */
.sub-panel{
  background:linear-gradient(135deg,var(--bg-elev) 0%,var(--bg-elev-2) 100%);
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px;
  display:flex;align-items:center;gap:36px;flex-wrap:wrap;
}
.sub-copy{flex:1 1 320px;min-width:260px}
.sub-copy h2{margin-bottom:10px}
.sub-copy p{font-size:15px;color:var(--text-2);max-width:520px}
.sub-form{display:flex;gap:12px;flex:1 1 380px;flex-wrap:wrap}
.sub-form input{
  flex:1 1 220px;height:48px;min-width:0;background:var(--bg-inset);border:1px solid var(--line);
  border-radius:12px;padding:0 16px;color:var(--text);font-size:15px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.sub-form input.is-error{border-color:var(--err);box-shadow:0 0 0 3px rgba(255,93,93,.14)}
.sub-form .btn{flex:0 0 auto;height:48px;padding:0 26px}
.sub-note{width:100%;font-size:12px;color:var(--text-3);margin-top:12px}
.form-msg{width:100%;font-size:13px;margin-top:10px}
.form-msg.err{color:var(--err)}
.form-msg.ok{color:var(--ok);display:flex;align-items:center;gap:8px}

/* FAQ */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;min-height:62px;padding:14px 4px;
  background:none;border:0;cursor:pointer;text-align:left;color:var(--text-2);
  font-size:16px;font-weight:600;line-height:1.6;transition:color .18s ease;
}
.faq-q:hover{color:var(--text)}
.faq-icon{
  width:28px;height:28px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:12px;
}
.faq-text{flex:1 1 auto}
.faq-mark{color:var(--text-3);font-size:14px;transition:transform .16s ease,color .16s ease}
.faq-item.is-open .faq-mark{transform:rotate(45deg);color:var(--primary)}
.faq-item.is-open .faq-q{color:var(--text)}
.faq-a{padding:0 4px 22px 42px}
.faq-a p{font-size:15px;color:var(--text-2);border-left:3px solid var(--primary);padding-left:14px;border-radius:2px}
.faq-a[hidden]{display:none}

/* CTA 带 */
.cta-band{
  background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px 36px;display:flex;align-items:center;justify-content:space-between;
  gap:24px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(20px,2.4vw,26px)}
.cta-band p{font-size:14px;color:var(--text-2);margin-top:8px;max-width:640px}

/* 页脚 */
.site-footer{background:var(--bg-elev);border-top:1px solid var(--line);padding-top:64px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{font-size:17px;font-weight:800;color:var(--text)}
.footer-desc{font-size:14px;color:var(--text-2);max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text-2);background:var(--bg-inset);
  transition:color .18s ease,border-color .18s ease,transform .18s ease;
}
.footer-social a:hover{color:var(--primary);border-color:var(--line-strong);transform:translateY(-2px)}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--primary)}
.footer-sub-form{display:flex;gap:10px;flex-wrap:wrap}
.footer-sub-form input{
  flex:1 1 150px;height:44px;min-width:0;background:var(--bg-inset);border:1px solid var(--line);
  border-radius:12px;padding:0 14px;color:var(--text);font-size:14px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.footer-sub-form input::placeholder{color:var(--text-3)}
.footer-sub-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.footer-sub-form .btn{height:44px;padding:0 18px;font-size:14px}
.footer-note{font-size:12px;color:var(--text-3);margin-top:12px}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 26px;display:flex;align-items:center;
  justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}

/* 响应式 */
@media (max-width:1199px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1.4fr;gap:30px}
}
@media (max-width:991px){
  .section{padding:72px 0}
  .page-hero{padding-bottom:64px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .fc-brand{grid-column:1 / -1}
  .fc-sub{grid-column:1 / -1}
  .hero-copy{padding:28px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .nav-main{height:auto;padding:12px 0}
  .nav-inner{flex-wrap:wrap;gap:12px}
  .nav-search{order:3;flex:1 1 100%;max-width:none}
  .nav-toggle{display:grid}
  .nav-chips{display:none}
  .nav-chips.is-open{display:block}
  .chips-inner{flex-direction:column;align-items:stretch;gap:8px;padding:12px 0}
  .chip{text-align:center;padding:11px 15px}
  .section{padding:56px 0}
  .page-hero{padding:20px 0 56px}
  .hero-banner{min-height:260px;border-radius:16px}
  .hero-copy{padding:22px 20px 24px}
  .hero-copy p{font-size:15px}
  .hero-actions .btn{flex:1 1 auto}
  .metrics .cell{margin-bottom:16px}
  .timeline{padding-left:20px}
  .timeline::before{left:2px}
  .tl-item::before{left:-23px;top:24px;width:10px;height:10px}
  .tl-card{padding:18px}
  .tl-actions{gap:14px}
  .sub-panel{padding:24px;gap:22px}
  .sub-form{flex:1 1 100%}
  .sub-form input{flex:1 1 100%}
  .sub-form .btn{width:100%}
  .faq-a{padding-left:4px}
  .faq-a p{border-left-width:3px;padding-left:12px}
  .cta-band{padding:24px;flex-direction:column;align-items:flex-start}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-sub-form{width:100%}
  .footer-sub-form .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:519px){
  h1{font-size:28px}
  .metric .num{font-size:26px}
  .tl-top{gap:8px}
  .tl-date{font-size:13px}
}

/* roulang page: category3 */
:root{
  --bg:#0E0C17;
  --bg-elev:#171428;
  --bg-elev-2:#1F1B33;
  --bg-inset:#12101E;
  --line:rgba(255,255,255,0.09);
  --line-strong:rgba(34,224,200,0.45);
  --primary:#22E0C8;
  --primary-soft:rgba(34,224,200,0.12);
  --accent:#FF7A45;
  --accent-hover:#FF8F60;
  --live:#FF4D9D;
  --ok:#4ADE80;
  --err:#FF5D5D;
  --text:#F4F2FB;
  --text-2:#B3ADC9;
  --text-3:#7C7695;
  --radius-card:16px;
  --radius-lg:20px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow:0 8px 24px rgba(0,0,0,0.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,0.45);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--text);}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
h1{font-size:clamp(30px,4.2vw,52px);font-weight:800;letter-spacing:-0.02em;line-height:1.24;}
h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.34;letter-spacing:-0.01em;}
h3{font-size:20px;font-weight:600;line-height:1.5;}
p{color:var(--text-2);}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
.section{padding:92px 0;}
.section-tight{padding:64px 0;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.nav-main{background:var(--bg);}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:18px;
  border:1px solid var(--line-strong);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:-0.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:0.04em;}
.nav-search{
  flex:1 1 auto;max-width:520px;position:relative;
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 6px 0 16px;
  background:var(--bg-inset);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);}
.nav-search > i{color:var(--text-3);font-size:15px;}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;
  background:transparent;border:0;color:var(--text);
  font-size:14px;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search input:focus{outline:none;}
.nav-search button{
  flex:0 0 auto;width:34px;height:34px;border:0;border-radius:50%;
  background:var(--primary);color:#0B2A26;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform .16s ease,background .16s ease;
}
.nav-search button:hover{background:#3AEFD8;}
.nav-search button:active{transform:scale(.96);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:var(--bg-elev);border:1px solid var(--line);color:var(--text);
  cursor:pointer;
}
.nav-chips{border-top:1px solid var(--line);background:var(--bg);}
.chips-inner{
  display:flex;gap:10px;align-items:center;
  overflow-x:auto;padding:10px 24px;
  scrollbar-width:none;
}
.chips-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  height:36px;padding:0 16px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:var(--bg-elev);
  color:var(--text-2);
  font-size:14px;white-space:nowrap;
  transition:all .18s ease;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);}
.chip.is-active{
  background:var(--primary-soft);
  color:var(--primary);
  border-color:var(--line-strong);
  font-weight:600;
}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .16s ease,background .16s ease,color .16s ease,border-color .16s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#1A0E07;}
.btn-primary:hover{background:var(--accent-hover);color:#1A0E07;transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0) scale(.99);}
.btn-ghost{
  background:transparent;color:var(--primary);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0) scale(.99);}
.btn-pill{border-radius:var(--radius-pill);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--text-2);font-size:14px;
  text-underline-offset:4px;
}
.link-more:hover{color:var(--text);text-decoration:underline;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;letter-spacing:0.02em;
}
.badge-cat{background:var(--primary-soft);color:var(--primary);}
.badge-replay{background:var(--bg-elev-2);color:#DED9F0;}
.badge-live{background:var(--live);color:#fff;}
.badge-live i{font-size:8px;animation:pulse 1.4s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.3;}}
.duration-badge{
  position:absolute;right:12px;bottom:12px;
  height:24px;padding:0 10px;border-radius:8px;
  background:rgba(0,0,0,.6);color:#fff;
  font-size:12px;font-family:var(--font-mono);
  display:inline-flex;align-items:center;
}

/* ---------- 面包屑 / 分节标题 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:14px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span.sep{opacity:.6;}
.breadcrumb .current{color:var(--primary);}
.sec-head{margin-bottom:32px;}
.sec-head .sec-title{
  display:flex;align-items:center;gap:12px;
}
.sec-head .sec-title::before{
  content:"";width:4px;height:26px;border-radius:4px;
  background:var(--primary);display:block;flex:0 0 auto;
}
.sec-sub{margin-top:10px;font-size:14px;color:var(--text-2);max-width:760px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}

/* ---------- 首屏 banner ---------- */
.page-hero{padding:28px 0 0;}
.hero-banner{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:220px;
  padding:38px 36px;
  display:flex;flex-direction:column;justify-content:center;
  background-image:linear-gradient(100deg,rgba(14,12,23,.9) 12%,rgba(14,12,23,.62) 62%,rgba(14,12,23,.86) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  border:1px solid var(--line);
}
.hero-banner h1{max-width:820px;}
.hero-banner .hero-sub{
  margin-top:16px;max-width:720px;font-size:16px;color:var(--text-2);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  font-size:13px;color:var(--text-2);
}
.hero-tag i{color:var(--primary);font-size:12px;}
.hero-metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  margin-top:28px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
}
.hero-metrics .hm{
  background:var(--bg-elev);
  padding:18px 20px;
}
.hero-metrics .hm strong{
  display:block;font-family:var(--font-mono);
  font-size:26px;color:var(--primary);line-height:1.2;font-weight:700;
}
.hero-metrics .hm span{display:block;margin-top:6px;font-size:13px;color:var(--text-3);}

/* ---------- 横滑精选 ---------- */
.hscroll-wrap{position:relative;}
.hscroll{
  display:flex;gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:4px 4px 22px;
  scrollbar-width:thin;
}
.hscroll::-webkit-scrollbar{height:6px;}
.hscroll::-webkit-scrollbar-thumb{background:var(--bg-elev-2);border-radius:6px;}
.hcard{
  flex:0 0 320px;scroll-snap-align:start;
  background:var(--bg-elev);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.hcard:first-child{flex:0 0 480px;}
.hcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.hcard .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev-2);}
.hcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.hcard:hover .thumb img{transform:scale(1.03);}
.hcard .thumb .badge{position:absolute;left:12px;top:12px;}
.hcard .hbody{padding:20px;}
.hcard .hbody h3{font-size:18px;margin-bottom:10px;transition:color .18s ease;}
.hcard:hover .hbody h3{color:var(--primary);}
.hcard .hbody p{font-size:14px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hcard .hmeta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.hcard .hmeta .num{color:var(--text-2);}

/* ---------- 图文卡片网格（2 列） ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.gcard{
  display:flex;flex-direction:column;
  background:var(--bg-elev);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.gcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.gcard .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev-2);}
.gcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.gcard:hover .thumb img{transform:scale(1.03);}
.gcard .thumb .badge{position:absolute;left:12px;top:12px;}
.gcard .gbody{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.gcard h3{font-size:19px;margin-bottom:10px;transition:color .18s ease;}
.gcard:hover h3{color:var(--primary);}
.gcard p{font-size:14px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.gdata{
  display:flex;flex-wrap:wrap;gap:18px;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.gdata .d{display:inline-flex;align-items:baseline;gap:6px;}
.gdata .d b{font-family:var(--font-mono);color:var(--text);font-size:15px;font-weight:600;}
.gfoot{margin-top:14px;}
.gfoot .link-more{color:var(--primary);}
.gfoot .link-more:hover{color:var(--text);}

/* ---------- 数据说明区 ---------- */
.data-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
}
.data-panel .figure{
  aspect-ratio:4/3;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-elev-2);
}
.data-panel .figure img{width:100%;height:100%;object-fit:cover;}
.data-copy h2{margin-bottom:18px;}
.data-copy p{margin-bottom:16px;font-size:15px;}
.meter-list{display:flex;flex-direction:column;gap:22px;}
.meter-head{
  display:flex;align-items:baseline;justify-content:space-between;
  font-size:14px;color:var(--text-2);margin-bottom:10px;
}
.meter-head strong{font-family:var(--font-mono);font-size:22px;color:var(--primary);font-weight:700;}
.meter-track{
  height:8px;border-radius:var(--radius-pill);background:var(--bg-elev-2);overflow:hidden;
}
.meter-track span{display:block;height:100%;border-radius:var(--radius-pill);background:var(--primary);}
.panel-box{
  background:var(--bg-elev);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step-card{
  background:var(--bg-elev);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px 22px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.step-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  background:var(--primary-soft);color:var(--primary);
  font-family:var(--font-mono);font-size:15px;font-weight:700;
  margin-bottom:16px;
}
.step-card h3{font-size:17px;margin-bottom:10px;}
.step-card p{font-size:14px;line-height:1.75;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;}
.faq-list .accordion{
  background:transparent;border:0;border-top:1px solid var(--line);
  margin:0;
}
.faq-list .accordion-item{
  background:transparent;border-bottom:1px solid var(--line);
}
.faq-list .accordion-title{
  display:flex;align-items:center;gap:14px;
  min-height:64px;padding:18px 46px 18px 0;
  background:transparent !important;
  border:0 !important;
  color:var(--text);
  font-size:17px;font-weight:600;line-height:1.5;
  transition:color .18s ease;
}
.faq-list .accordion-title::before{
  content:"\f067";
  font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  margin:0;color:var(--primary);font-size:13px;
  transition:transform .16s ease;
}
.faq-list .accordion-item.is-active .accordion-title::before{
  content:"\f068";
}
.faq-list .accordion-title:hover{color:var(--primary);}
.faq-list .q-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  background:var(--primary-soft);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;
}
.faq-list .accordion-content{
  padding:0 0 22px 42px !important;
  background:transparent !important;
  border:0 !important;
  color:var(--text-2);font-size:15px;line-height:1.9;
  border-left:4px solid var(--primary) !important;
  margin-left:0;
  padding-left:18px !important;
}
.faq-list .accordion-content p{font-size:15px;}
.faq-list .accordion-content a{color:var(--primary);text-underline-offset:4px;}
.faq-list .accordion-content a:hover{text-decoration:underline;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--bg-elev);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:36px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:10px;}
.cta-band p{font-size:15px;max-width:620px;}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.cta-actions .btn{height:48px;}

/* ---------- 表单 ---------- */
.field-row{display:flex;gap:12px;width:100%;max-width:520px;}
.field-row input[type="text"],.field-row input[type="email"]{
  flex:1 1 auto;min-width:0;height:48px;padding:0 16px;
  background:var(--bg-inset);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field-row input::placeholder{color:var(--text-3);}
.field-row input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);}
.form-note{margin-top:10px;font-size:12px;color:var(--text-3);}
.form-state{margin-top:12px;font-size:13px;display:none;}
.form-state.is-ok{display:block;color:var(--ok);}
.form-state.is-err{display:block;color:var(--err);}
input.is-invalid{border-color:var(--err) !important;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-elev);
  border-top:1px solid var(--line);
  padding:64px 0 0;
  margin-top:24px;
}
.footer-grid{
  display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand strong{font-size:18px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.8;color:var(--text-2);max-width:320px;}
.footer-social{display:flex;gap:12px;margin-top:18px;}
.footer-social a{
  width:38px;height:38px;border-radius:12px;
  background:var(--bg-elev-2);border:1px solid var(--line);
  color:var(--text-2);
  display:inline-flex;align-items:center;justify-content:center;
  transition:all .18s ease;
}
.footer-social a:hover{color:var(--primary);border-color:var(--line-strong);transform:translateY(-2px);}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--primary);}
.footer-sub-form{display:flex;flex-direction:column;gap:12px;max-width:320px;}
.footer-sub-form input{
  height:46px;padding:0 16px;
  background:var(--bg-inset);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.footer-sub-form input::placeholder{color:var(--text-3);}
.footer-sub-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);}
.footer-note{margin-top:12px;font-size:12px;color:var(--text-3);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hcard:first-child{flex:0 0 420px;}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;gap:30px;}
  .fc-sub{grid-column:1 / -1;}
  .footer-sub-form{max-width:none;flex-direction:row;}
  .footer-sub-form input{flex:1 1 auto;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .card-grid{grid-template-columns:1fr;}
  .data-panel{grid-template-columns:1fr;gap:28px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .hero-metrics{grid-template-columns:repeat(2,1fr);}
  .hero-banner{padding:32px 26px;}
  .cta-band{padding:28px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .nav-inner{flex-wrap:wrap;gap:12px;padding:10px 0;min-height:60px;}
  .nav-search{order:3;flex:0 0 100%;max-width:none;}
  .nav-actions{margin-left:auto;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-chips{display:none;border-top:1px solid var(--line);}
  .nav-chips.is-open{display:block;}
  .chips-inner{flex-direction:column;align-items:stretch;padding:12px 16px;overflow:visible;}
  .chip{justify-content:center;height:42px;}
  .page-hero{padding-top:20px;}
  .hero-banner{min-height:0;padding:28px 20px;}
  .hero-metrics{margin-top:22px;}
  .hscroll{gap:16px;}
  .hcard,.hcard:first-child{flex:0 0 84%;}
  .hscroll-wrap::after{
    content:"";position:absolute;top:0;right:0;width:40px;height:calc(100% - 22px);
    background:linear-gradient(90deg,transparent,var(--bg));
    pointer-events:none;border-radius:0 var(--radius-card) var(--radius-card) 0;
  }
  .steps{grid-template-columns:1fr;}
  .faq-list .accordion-title{font-size:16px;min-height:58px;padding-right:40px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:24px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-sub-form{flex-direction:column;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:575px){
  .hero-metrics{grid-template-columns:1fr 1fr;}
  .hero-metrics .hm{padding:14px 16px;}
  .hero-metrics .hm strong{font-size:22px;}
  .field-row{flex-direction:column;}
  .field-row .btn{width:100%;}
  .brand-text strong{font-size:16px;}
}

/* roulang page: category4 */
:root{
  --bg:#0E0C17;
  --bg-elev:#171428;
  --bg-elev-2:#1F1B33;
  --bg-inset:#12101E;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(34,224,200,.45);
  --primary:#22E0C8;
  --primary-soft:rgba(34,224,200,.12);
  --accent:#FF7A45;
  --accent-hover:#FF8F60;
  --live:#FF4D9D;
  --ok:#4ADE80;
  --err:#FF5D5D;
  --text:#F4F2FB;
  --text-2:#B3ADC9;
  --text-3:#7C7695;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:12px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,opacity .18s ease}
a:hover{color:#fff}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0}
button{font-family:inherit;font-size:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
::selection{background:var(--primary-soft);color:#fff}

/* 基础布局 */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.grid-x{display:flex;flex-wrap:wrap}
.grid-x>.cell{min-width:0;width:100%}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head h2{font-size:clamp(24px,2.4vw,32px);display:flex;align-items:center;gap:12px}
.section-sub{font-size:14.5px;color:var(--text-2);line-height:1.8;max-width:60ch}
.vbar{display:inline-block;width:4px;height:24px;border-radius:4px;background:var(--primary);flex:0 0 auto}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#1A0E07;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#1A0E07;transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--line-strong)}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.99)}
.btn-pill{border-radius:999px}
.btn-block{width:100%}
.text-link{color:var(--text-2);font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--text);text-decoration:underline;text-underline-offset:4px}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1}
.badge-cat{background:var(--primary-soft);color:var(--primary);border:1px solid rgba(34,224,200,.28)}
.badge-live{background:var(--live);color:#fff}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
.badge-mono{font-family:var(--font-mono);background:rgba(0,0,0,.6);color:#fff}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--line)}
.nav-main{padding:12px 0}
.nav-inner{display:flex;align-items:center;gap:20px;min-height:48px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{width:40px;height:40px;border-radius:12px;background:var(--primary-soft);border:1px solid rgba(34,224,200,.3);color:var(--primary);display:inline-flex;align-items:center;justify-content:center;font-size:17px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.02em}
.nav-search{
  flex:1 1 auto;max-width:520px;margin:0 auto;position:relative;display:flex;align-items:center;
  height:44px;background:var(--bg-inset);border:1px solid var(--line);border-radius:999px;padding:0 6px 0 16px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.nav-search>i{color:var(--text-3);font-size:14px;flex:0 0 auto}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;color:var(--text);
  font-size:14.5px;padding:0 12px;outline:none;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{
  flex:0 0 auto;width:34px;height:34px;border-radius:50%;border:0;background:var(--primary-soft);
  color:var(--primary);display:inline-flex;align-items:center;justify-content:center;transition:background .18s ease;
}
.nav-search button:hover{background:rgba(34,224,200,.22)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-actions .btn{height:42px;padding:0 20px;font-size:14.5px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);background:var(--bg-elev);
  border:1px solid var(--line);color:var(--text);align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--primary)}
.nav-chips{border-top:1px solid var(--line);background:rgba(23,20,40,.6)}
.chips-inner{display:flex;align-items:center;gap:10px;overflow-x:auto;padding:10px 24px;scrollbar-width:none}
.chips-inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;height:34px;padding:0 16px;border-radius:999px;display:inline-flex;align-items:center;
  font-size:13.5px;font-weight:600;color:var(--text-2);background:var(--bg-elev);border:1px solid var(--line);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.chip:hover{color:var(--text);border-color:var(--line-strong)}
.chip.is-active{background:var(--primary-soft);color:var(--primary);border-color:var(--line-strong)}

/* 面包屑 */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);padding:24px 0 0}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .current{color:var(--primary)}

/* 首屏 */
.page-hero{padding:8px 0 0}
.hero-panel{
  position:relative;overflow:hidden;margin-top:16px;padding:40px 40px 34px;
  background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);
  min-height:180px;
}
.hero-panel::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:18px 18px;opacity:.5;pointer-events:none;
}
.hero-panel::after{
  content:"";position:absolute;left:40px;top:0;width:4px;height:56px;border-radius:0 0 4px 4px;background:var(--primary);
}
.hero-panel>*{position:relative}
.hero-panel h1{font-size:clamp(28px,3.6vw,46px);font-weight:800;letter-spacing:-.02em;margin:18px 0 14px;max-width:24ch}
.hero-sub{font-size:16px;color:var(--text-2);max-width:64ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line);font-size:13.5px;color:var(--text-2)}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta i{color:var(--primary)}

/* 三步上手 */
.start-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:32px;align-items:stretch}
.media-card{margin:0;height:100%;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--bg-elev-2)}
.media-card img{width:100%;height:100%;min-height:260px;object-fit:cover}
.step-list{list-style:none;display:flex;flex-direction:column;gap:16px}
.step-card{
  display:flex;gap:16px;padding:20px 22px;background:var(--bg-elev);border:1px solid var(--line);
  border-radius:var(--r-card);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.step-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.step-no{
  flex:0 0 auto;width:38px;height:38px;border-radius:50%;background:var(--primary-soft);color:var(--primary);
  border:1px solid rgba(34,224,200,.3);display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:14px;font-weight:700;
}
.step-body h3{font-size:17px;margin-bottom:6px}
.step-body p{font-size:14.5px;color:var(--text-2);line-height:1.85}

/* FAQ */
.faq-group+.faq-group{margin-top:52px}
.faq-group-title{font-size:20px;display:flex;align-items:center;gap:12px;margin-bottom:16px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;background:transparent;border:0;color:var(--text);
  padding:18px 4px;min-height:60px;text-align:left;transition:color .18s ease;
}
.faq-q:hover .q-text{color:var(--primary)}
.q-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--primary-soft);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;
}
.q-text{flex:1 1 auto;font-size:16.5px;font-weight:600;line-height:1.6}
.q-plus{flex:0 0 auto;width:16px;height:16px;position:relative}
.q-plus::before,.q-plus::after{content:"";position:absolute;background:var(--text-2);border-radius:2px;transition:transform .16s ease-out,opacity .16s ease-out,background .16s ease}
.q-plus::before{left:0;top:7px;width:16px;height:2px}
.q-plus::after{left:7px;top:0;width:2px;height:16px}
.faq-q[aria-expanded="true"] .q-text{color:var(--text)}
.faq-q[aria-expanded="true"] .q-plus::after{transform:rotate(90deg);opacity:0}
.faq-q[aria-expanded="true"] .q-plus::before{background:var(--primary)}
.faq-q[aria-expanded="true"] .q-icon{background:var(--primary);color:#0B1A18}
.faq-a{position:relative;padding:0 4px 22px 42px;color:var(--text-2);font-size:15.5px;line-height:1.9}
.faq-a::before{content:"";position:absolute;left:14px;top:2px;bottom:24px;width:3px;border-radius:3px;background:var(--primary)}
.faq-a p+p{margin-top:10px}
.faq-a .text-link{margin-top:8px}
.faq-a[hidden]{display:none}

/* 入门指引列表 */
.entry-list{list-style:none;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--bg-elev)}
.entry-row{display:flex;align-items:center;gap:20px;padding:20px 24px;transition:background .18s ease}
.entry-row+.entry-row{border-top:1px solid var(--line)}
.entry-row:nth-child(odd){background:rgba(255,255,255,.022)}
.entry-row:hover{background:rgba(34,224,200,.06)}
.entry-no{flex:0 0 auto;width:36px;font-family:var(--font-mono);font-size:15px;font-weight:700;color:var(--primary)}
.entry-main{flex:1 1 auto;min-width:0}
.entry-main h3{font-size:16.5px;margin-bottom:4px}
.entry-main p{font-size:14px;color:var(--text-2);line-height:1.75}
.entry-link{flex:0 0 auto;font-size:14px;font-weight:600;color:var(--text-2)}
.entry-link:hover{color:var(--primary)}
.entry-row:hover .entry-main h3{color:var(--primary)}

/* 分类互链 */
.cat-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.cat-link{
  display:flex;flex-direction:column;gap:10px;padding:22px;background:var(--bg-elev);
  border:1px solid var(--line);border-radius:var(--r-card);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.cat-link:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);color:var(--text)}
.cat-link i{font-size:18px;color:var(--primary)}
.cat-link strong{font-size:16px;font-weight:700}
.cat-link span{font-size:13.5px;color:var(--text-2);line-height:1.7}
.cat-link em{font-style:normal;font-size:13.5px;font-weight:600;color:var(--primary);margin-top:auto}

/* CTA 与表单 */
.cta-band{
  background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;display:flex;gap:32px;align-items:center;justify-content:space-between;box-shadow:var(--shadow);
}
.cta-copy h2{font-size:clamp(22px,2.2vw,28px);margin-bottom:10px}
.cta-copy p{font-size:15px;color:var(--text-2);max-width:52ch}
.cta-form-wrap{flex:0 0 auto;width:min(460px,100%)}
.sub-form{display:flex;gap:12px}
.sub-form input{
  flex:1 1 auto;min-width:0;height:48px;padding:0 16px;border-radius:12px;
  background:var(--bg-inset);border:1px solid var(--line);color:var(--text);font-size:14.5px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.sub-form input.is-err{border-color:var(--err);box-shadow:0 0 0 3px rgba(255,93,93,.14)}
.sub-form .btn{height:48px}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:10px;line-height:1.7}
.form-note.is-err{color:var(--err)}
.form-note.is-ok{color:var(--ok)}
.form-success{display:flex;align-items:center;gap:10px;color:var(--ok);font-size:15px;font-weight:600;height:48px}
.form-success i{font-size:18px}

/* 页脚 */
.site-footer{background:var(--bg-elev);border-top:1px solid var(--line);margin-top:24px;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{font-size:18px;font-weight:800}
.footer-desc{font-size:14px;color:var(--text-2);max-width:36ch}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:38px;height:38px;border-radius:12px;background:var(--bg-elev-2);border:1px solid var(--line);
  color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;transition:all .18s ease;
}
.footer-social a:hover{color:var(--primary);border-color:var(--line-strong);transform:translateY(-2px)}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:14px}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--primary)}
.footer-sub-form{display:flex;flex-direction:column;gap:10px}
.footer-sub-form input{
  height:46px;padding:0 16px;border-radius:12px;background:var(--bg-inset);border:1px solid var(--line);
  color:var(--text);font-size:14.5px;outline:none;transition:border-color .18s ease,box-shadow .18s ease;
}
.footer-sub-form input::placeholder{color:var(--text-3)}
.footer-sub-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.footer-note{font-size:12.5px;color:var(--text-3);margin-top:12px;line-height:1.7}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:22px 0;display:flex;flex-wrap:wrap;
  gap:12px 24px;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}

/* 响应式 */
@media (max-width:1023px){
  .section{padding:72px 0}
  .start-grid{grid-template-columns:1fr;gap:24px}
  .media-card img{min-height:220px}
  .cat-links{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start;gap:24px}
  .cta-form-wrap{width:100%}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section,.section--tight{padding:56px 0}
  .nav-inner{flex-wrap:wrap;gap:12px}
  .brand-text em{display:none}
  .nav-search{order:3;flex:1 1 100%;max-width:none;margin:0}
  .nav-toggle{display:inline-flex}
  .nav-chips{max-height:0;overflow:hidden;transition:max-height .18s ease-out}
  body.nav-open .nav-chips{max-height:360px;overflow:visible}
  .chips-inner{flex-direction:column;align-items:stretch;gap:8px;padding:12px 16px}
  .chip{justify-content:center}
  .hero-panel{padding:32px 20px 28px}
  .hero-panel::after{left:20px}
  .hero-actions .btn{flex:1 1 auto}
  .faq-a{padding-left:8px;padding-bottom:20px}
  .faq-a::before{display:none;content:none}
  .entry-row{flex-wrap:wrap;gap:10px 14px;padding:18px}
  .entry-link{width:100%;padding-left:50px}
  .cat-links{grid-template-columns:1fr}
  .cta-band{padding:26px 20px}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575px){
  .chips-inner{padding:10px 12px}
  .entry-no{width:30px}
}