/* ============================================================
   北抖API — 界面样式（对齐 New API 默认主题的视觉语言）
   ============================================================ */
:root{
  --primary:#2563eb;
  --primary-hover:#1d4ed8;
  --primary-soft:rgba(37,99,235,.08);
  --text:#1c1f23;
  --text-2:rgba(28,31,35,.62);
  --text-3:rgba(28,31,35,.42);
  --bg:#ffffff;
  --bg-soft:#f7f8fa;
  --bg-fill:rgba(28,31,35,.04);
  --bg-fill-2:rgba(28,31,35,.07);
  --border:rgba(28,31,35,.08);
  --border-strong:rgba(28,31,35,.14);
  --ok:#16a34a;
  --warn:#d97706;
  --danger:#dc2626;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.05);
  --shadow-md:0 6px 24px rgba(16,24,40,.08);
  --hdr-h:64px;
  --side-w:224px;
  --page-x:clamp(16px,2.6vw,44px);
  --font:"Lato","Helvetica Neue",Arial,Helvetica,"PingFang SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}
html[data-theme="dark"]{
  --text:#f2f3f5;
  --text-2:rgba(242,243,245,.66);
  --text-3:rgba(242,243,245,.42);
  --bg:#16181c;
  --bg-soft:#1d2026;
  --bg-fill:rgba(255,255,255,.06);
  --bg-fill-2:rgba(255,255,255,.1);
  --border:rgba(255,255,255,.1);
  --border-strong:rgba(255,255,255,.18);
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow-md:0 8px 28px rgba(0,0,0,.45);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);font-size:16px;line-height:1.6;
  color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
img{max-width:100%}
code,pre{font-family:var(--mono)}
.hidden{display:none !important}
.mono{font-family:var(--mono)}
.muted{color:var(--text-2)}
.small{font-size:13px}
.tiny{font-size:12px}
.nowrap{white-space:nowrap}
.flex{display:flex}
.between{justify-content:space-between}
.center{align-items:center}
.gap8{gap:8px}.gap12{gap:12px}.gap16{gap:16px}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mt32{margin-top:32px}
.w-full{width:100%}

/* ---------------- 顶部导航 ---------------- */
.hdr{
  position:sticky;top:0;z-index:90;height:var(--hdr-h);
  background:color-mix(in srgb,var(--bg) 75%,transparent);
  backdrop-filter:saturate(180%) blur(16px);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid transparent;transition:border-color .2s;
}
.hdr.scrolled{border-bottom-color:var(--border)}
.hdr-inner{width:100%;max-width:none;margin:0 auto;height:100%;padding:0 20px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.brand-logo{width:32px;height:32px;border-radius:50%;object-fit:cover;transition:transform .2s}
.brand:hover .brand-logo{transform:scale(1.08)}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;margin:0 8px;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{
  padding:8px 12px;border-radius:8px;font-size:15px;font-weight:600;color:var(--text);
  white-space:nowrap;transition:background .18s,color .18s;
}
.nav a:hover{background:var(--bg-fill)}
.nav a.active{color:var(--primary);background:var(--primary-soft)}
.hdr-right{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn.mobile-menu{display:none}
.icon-btn{
  width:32px;height:32px;border:0;border-radius:50%;background:var(--bg-fill);color:var(--text);
  display:inline-grid;place-items:center;cursor:pointer;transition:background .18s;
}
.icon-btn:hover{background:var(--bg-fill-2)}
.auth-slot{display:flex;align-items:center;gap:8px}
.user-chip{
  display:flex;align-items:center;gap:6px;padding:4px 10px 4px 4px;border-radius:999px;
  background:var(--bg-fill);cursor:pointer;transition:background .18s;
}
.user-chip:hover{background:var(--bg-fill-2)}
.avatar{
  width:26px;height:26px;border-radius:50%;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-size:13px;font-weight:700;flex:0 0 auto;
}
.chip-name{font-size:13px;font-weight:600;max-width:96px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.user-pop{
  position:absolute;right:16px;top:58px;min-width:196px;background:var(--bg);
  border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-md);
  padding:6px;z-index:95;
}
.user-pop a,.user-pop button{
  display:block;width:100%;text-align:left;padding:9px 12px;border:0;background:none;
  color:var(--text);font-size:14px;border-radius:8px;cursor:pointer;
}
.user-pop a:hover,.user-pop button:hover{background:var(--bg-fill)}
.user-pop .pop-head{padding:10px 12px 12px;border-bottom:1px solid var(--border);margin-bottom:6px}
.user-pop .pop-head b{display:block;font-size:14px}
.user-pop .pop-head small{color:var(--text-3);font-size:12px}
.user-pop .pop-sep{height:1px;background:var(--border);margin:6px 0}

/* ---------------- 布局 ---------------- */
.body-wrap{display:flex;align-items:flex-start;min-height:calc(100vh - var(--hdr-h))}
.sidebar{
  position:sticky;top:var(--hdr-h);width:var(--side-w);flex:0 0 var(--side-w);
  height:calc(100vh - var(--hdr-h));border-right:1px solid var(--border);
  display:flex;flex-direction:column;background:var(--bg);
}
.sidebar.collapsed{width:64px;flex-basis:64px}
.sidebar.collapsed .side-label,.sidebar.collapsed .side-link{font-size:0}
.sidebar.collapsed .side-link::first-letter{font-size:14px}
.side-scroll{flex:1;overflow-y:auto;padding:14px 10px}
.side-group{margin-bottom:14px}
.side-label{padding:6px 12px;font-size:12px;color:var(--text-3);font-weight:600;letter-spacing:.3px}
.side-link{
  display:block;padding:9px 12px;border-radius:8px;font-size:14px;color:var(--text-2);
  font-weight:500;transition:background .16s,color .16s;
}
.side-link:hover{background:var(--bg-fill);color:var(--text)}
.side-link.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.side-collapse{
  border:0;border-top:1px solid var(--border);background:none;color:var(--text-2);
  padding:12px;font-size:13px;cursor:pointer;text-align:left;
}
.side-collapse:hover{background:var(--bg-fill);color:var(--text)}
.main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;min-height:calc(100vh - var(--hdr-h))}
.page{flex:1 0 auto;width:100%}
.container{width:100%;max-width:none;margin:0;padding:0 var(--page-x)}
.container-narrow{width:100%;max-width:1100px;margin:0 auto;padding:0 var(--page-x)}

/* ---------------- 按钮 ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:38px;padding:0 16px;border-radius:9px;border:1px solid var(--border-strong);
  background:var(--bg);color:var(--text);font-size:14px;font-weight:600;cursor:pointer;
  transition:background .18s,border-color .18s,color .18s,box-shadow .18s;white-space:nowrap;
}
.btn:hover{background:var(--bg-fill)}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}
.btn-ghost{background:transparent;border-color:transparent}
.btn-ghost:hover{background:var(--bg-fill)}
.btn-danger{color:var(--danger);border-color:rgba(220,38,38,.28)}
.btn-danger:hover{background:rgba(220,38,38,.08)}
.btn-lg{height:44px;padding:0 24px;font-size:15px;border-radius:10px}
.btn-sm{height:30px;padding:0 10px;font-size:13px;border-radius:7px;font-weight:500}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-link{background:none;border:0;color:var(--primary);cursor:pointer;font-size:13px;padding:0}
.checkbox{width:15px;height:15px;accent-color:var(--primary);cursor:pointer}

/* ---------------- 表单 ---------------- */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600;color:var(--text-2)}
.input,.select,textarea.input{
  width:100%;height:38px;padding:0 12px;border:1px solid var(--border-strong);border-radius:9px;
  background:var(--bg);color:var(--text);font-size:14px;font-family:inherit;outline:none;
  transition:border-color .16s,box-shadow .16s;
}
textarea.input{height:auto;padding:10px 12px;resize:vertical;line-height:1.6}
.input:focus,.select:focus,textarea.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.input::placeholder{color:var(--text-3)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid .full{grid-column:1/-1}
.form-row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.switch{position:relative;display:inline-block;width:38px;height:22px;flex:0 0 auto}
.switch input{opacity:0;width:0;height:0}
.switch span{position:absolute;inset:0;background:var(--bg-fill-2);border-radius:999px;transition:.2s;cursor:pointer}
.switch span::before{content:"";position:absolute;width:16px;height:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.switch input:checked+span{background:var(--primary)}
.switch input:checked+span::before{transform:translateX(16px)}

/* ---------------- 卡片 ---------------- */
.card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.card-pad{padding:20px}
.card-title{font-size:15px;font-weight:700}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.badge{
  display:inline-flex;align-items:center;gap:4px;height:22px;padding:0 8px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--bg-fill);color:var(--text-2);white-space:nowrap;
}
.badge-blue{background:var(--primary-soft);color:var(--primary)}
.badge-green{background:rgba(22,163,74,.1);color:var(--ok)}
.badge-red{background:rgba(220,38,38,.1);color:var(--danger)}
.badge-amber{background:rgba(217,119,6,.12);color:var(--warn)}
.notice{
  padding:12px 14px;border-radius:10px;background:var(--primary-soft);color:var(--text);
  font-size:13px;line-height:1.6;border:1px solid rgba(37,99,235,.16);
}
.notice-warn{background:rgba(217,119,6,.08);border-color:rgba(217,119,6,.2)}

/* ---------------- 首页 ---------------- */
.hero{position:relative;padding:96px 24px 72px;text-align:center;overflow:hidden}
.hero::before{
  content:"";position:absolute;left:50%;top:-220px;width:1000px;height:520px;transform:translateX(-50%);
  background:radial-gradient(ellipse at center,rgba(37,99,235,.13),rgba(37,99,235,0) 62%);
  pointer-events:none;
}
.hero-inner{position:relative;max-width:940px;margin:0 auto}
.hero h1{font-size:56px;line-height:1.14;font-weight:800;letter-spacing:-1.2px}
.hero h1 .grad{
  background:linear-gradient(96deg,#2563eb 0%,#7c3aed 52%,#0ea5e9 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:22px;font-size:17px;color:var(--text-2)}
.hero-sub code{background:var(--bg-fill);padding:2px 7px;border-radius:6px;font-size:15px;color:var(--text)}
.ticker{
  margin:26px auto 0;max-width:880px;overflow:hidden;position:relative;
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.ticker-track{display:flex;gap:10px;width:max-content;animation:slide 26s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker-item{
  font-family:var(--mono);font-size:13px;color:var(--text-2);background:var(--bg-soft);
  border:1px solid var(--border);border-radius:999px;padding:6px 14px;white-space:nowrap;
}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.hero-cta{display:flex;gap:12px;justify-content:center;margin-top:32px;flex-wrap:wrap}
.hero-foot{margin-top:26px;font-size:13px;color:var(--text-3)}
.hero-stats{display:flex;gap:40px;justify-content:center;margin-top:44px;flex-wrap:wrap}
.hero-stat b{display:block;font-size:26px;font-weight:800}
.hero-stat span{font-size:13px;color:var(--text-3)}

.section{padding:56px 0}
.section-head{text-align:center;max-width:640px;margin:0 auto 34px}
.section-head h2{font-size:30px;font-weight:800;letter-spacing:-.4px}
.section-head p{margin-top:10px;color:var(--text-2);font-size:15px}
.feature{display:flex;flex-direction:column;gap:10px}
.feature-ico{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-size:18px;
  background:var(--primary-soft);color:var(--primary);font-weight:700;
}
.feature h3{font-size:17px;font-weight:700}
.feature p{font-size:14px;color:var(--text-2);line-height:1.7}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:step}
.step{position:relative;padding:22px}
.step-no{
  width:26px;height:26px;border-radius:50%;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-size:13px;font-weight:700;margin-bottom:12px;
}
.step h3{font-size:15px;font-weight:700;margin-bottom:6px}
.step p{font-size:13px;color:var(--text-2)}
.step code{display:block;margin-top:10px;font-size:12px;background:var(--bg-soft);border:1px solid var(--border);border-radius:8px;padding:8px 10px;word-break:break-all;color:var(--text)}

.code-block{
  background:#0f172a;color:#e2e8f0;border-radius:12px;padding:16px 18px;font-size:13px;
  line-height:1.75;overflow-x:auto;position:relative;max-width:100%;
}
.code-block .c-key{color:#93c5fd}
.code-block .c-str{color:#86efac}
.code-block .c-cm{color:#64748b}
.copy-btn{
  position:absolute;right:10px;top:10px;height:26px;padding:0 10px;border-radius:6px;
  background:rgba(255,255,255,.12);color:#e2e8f0;border:0;font-size:12px;cursor:pointer;
}
.copy-btn:hover{background:rgba(255,255,255,.2)}

/* ---------------- 模型广场 ---------------- */
.pricing-wrap{display:grid;grid-template-columns:clamp(200px,17vw,260px) minmax(0,1fr);gap:clamp(20px,2.2vw,36px);padding:28px 0 48px}
.filters{position:sticky;top:calc(var(--hdr-h) + 20px);align-self:start;max-height:calc(100vh - 110px);overflow-y:auto;padding-right:4px}
.filter-block{border-bottom:1px solid var(--border);padding:12px 0}
.filter-block:first-child{padding-top:0}
.filter-head{display:flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:700;padding:4px 0 8px}
.filter-head button{background:none;border:0;color:var(--primary);font-size:12px;cursor:pointer;padding:0}
.filter-item{display:flex;align-items:center;gap:8px;padding:5px 0;font-size:13px;color:var(--text-2);cursor:pointer;border-radius:6px}
.filter-item:hover{color:var(--text)}
.filter-item input{width:14px;height:14px;accent-color:var(--primary);cursor:pointer}
.filter-item .count{margin-left:auto;font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums}
.filter-item.on{color:var(--text);font-weight:600}
.model-cover{
  border-radius:var(--radius);overflow:hidden;position:relative;color:#fff;padding:20px 22px;
  background-image:linear-gradient(0deg,rgba(37,99,235,.82),rgba(37,99,235,.82)),url('/cover.svg');
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.model-cover h2{font-size:19px;font-weight:800;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.model-cover p{font-size:13px;color:rgba(255,255,255,.9);margin-top:6px;max-width:560px}
.cover-pill{background:rgba(255,255,255,.95);color:#1f2937;font-size:12px;font-weight:600;padding:2px 9px;border-radius:999px}
.cover-badge{width:58px;height:58px;border-radius:14px;background:rgba(255,255,255,.92);display:grid;place-items:center;flex:0 0 auto}
.cover-badge span{font-size:22px;font-weight:800;color:#2563eb}
.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:16px 0}
.toolbar .spacer{flex:1 1 auto}
.seg{display:inline-flex;background:var(--bg-fill);border-radius:9px;padding:3px}
.seg button{border:0;background:none;padding:5px 11px;border-radius:7px;font-size:13px;color:var(--text-2);cursor:pointer;font-weight:500}
.seg button.on{background:var(--bg);color:var(--text);box-shadow:var(--shadow-sm);font-weight:600}
.model-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.mcard{padding:16px 18px;display:flex;flex-direction:column;gap:10px;transition:box-shadow .18s,border-color .18s,transform .18s}
.mcard:hover{box-shadow:var(--shadow-md);border-color:rgba(37,99,235,.24);transform:translateY(-1px)}
.mcard-top{display:flex;gap:12px;align-items:flex-start}
.mcard-logo{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;display:grid;place-items:center;
  font-weight:800;font-size:14px;color:#fff;letter-spacing:.5px;
}
.mcard-logo.logo-tile{background:#f5f5f7;border:1px solid rgba(28,31,35,.06)}
html[data-theme="dark"] .mcard-logo.logo-tile{background:#f5f5f7}
.mcard-logo img{width:27px;height:27px;display:block}
.mcard-name{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;flex-wrap:wrap;word-break:break-all}
.mcard-vendor{font-size:12px;color:var(--text-3);margin-top:1px}
.mcard-price{display:flex;flex-direction:column;gap:3px;font-size:13px;color:var(--text-2)}
.mcard-price b{color:var(--text);font-size:15px;font-weight:700;font-variant-numeric:tabular-nums}
.mcard-desc{font-size:12px;color:var(--text-3);line-height:1.6}
.mcard-foot{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:8px;border-top:1px dashed var(--border)}
.mcard-foot .spacer{flex:1}
.icon-mini{
  width:26px;height:26px;border-radius:7px;border:1px solid var(--border);background:var(--bg);
  display:grid;place-items:center;cursor:pointer;color:var(--text-2);font-size:13px;
}
.icon-mini:hover{border-color:var(--primary);color:var(--primary)}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:26px;font-size:13px;color:var(--text-2)}
.pager .pages{display:flex;gap:6px}
.pager button{min-width:30px;height:30px;border-radius:8px;border:1px solid var(--border);background:var(--bg);cursor:pointer;font-size:13px;color:var(--text)}
.pager button.on{background:var(--primary);border-color:var(--primary);color:#fff}

/* ---------------- 数据看板 ---------------- */
.console-pad{width:100%;max-width:none;padding:24px var(--page-x) 44px}
.greet{font-size:22px;font-weight:800;margin-bottom:4px}
.greet-sub{color:var(--text-2);font-size:14px;margin-bottom:20px}
.stat-card{padding:16px 18px;display:flex;flex-direction:column;gap:4px}
.stat-label{font-size:13px;color:var(--text-2);display:flex;align-items:center;justify-content:space-between}
.stat-value{font-size:24px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.4px}
.stat-value small{font-size:12px;font-weight:600;color:var(--text-3);margin-left:3px}
.stat-sub{font-size:12px;color:var(--text-3)}
.mini-bars{display:flex;align-items:flex-end;gap:6px;height:96px;margin-top:8px}
.mini-bars .bar{flex:1;background:var(--primary-soft);border-radius:5px 5px 2px 2px;position:relative;min-height:3px}
.mini-bars .bar i{position:absolute;inset:auto 0 0 0;background:var(--primary);border-radius:5px 5px 2px 2px;display:block}
.bar-labels{display:flex;gap:6px;margin-top:6px}
.bar-labels span{flex:1;text-align:center;font-size:11px;color:var(--text-3)}
.rank-row{display:flex;align-items:center;gap:10px;padding:7px 0;font-size:13px}
.rank-row .rank{width:18px;height:18px;border-radius:5px;background:var(--bg-fill);display:grid;place-items:center;font-size:11px;color:var(--text-2);font-weight:700}
.rank-row .name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-bar{height:6px;border-radius:3px;background:var(--primary);opacity:.75}
.announce{padding:10px 0;border-bottom:1px solid var(--border);font-size:13px}
.announce:last-child{border-bottom:0}
.announce p{color:var(--text);line-height:1.65;white-space:pre-wrap}
.announce small{color:var(--text-3);display:block;margin-top:4px}
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--border);margin-bottom:12px;overflow-x:auto}
.tabs button{
  border:0;background:none;padding:8px 10px;font-size:13px;color:var(--text-2);cursor:pointer;
  border-bottom:2px solid transparent;white-space:nowrap;
}
.tabs button.on{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}
.empty{padding:44px 16px;text-align:center;color:var(--text-3);font-size:13px}
.qa-item{padding:12px 0;border-bottom:1px solid var(--border)}
.qa-item:last-child{border-bottom:0}
.qa-item b{font-size:13px;display:block;margin-bottom:4px}
.qa-item p{font-size:13px;color:var(--text-2)}

/* ---------------- 表格 ---------------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius)}
table.grid-table{width:100%;border-collapse:collapse;font-size:13px}
table.grid-table th{
  text-align:left;padding:11px 14px;font-weight:600;color:var(--text-2);font-size:12px;
  background:var(--bg-soft);border-bottom:1px solid var(--border);white-space:nowrap;
}
table.grid-table td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
table.grid-table tr:last-child td{border-bottom:0}
table.grid-table tbody tr:hover{background:var(--bg-fill)}
table.grid-table code{font-size:12px;background:var(--bg-fill);padding:2px 6px;border-radius:5px}
.status{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600}
.status::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;display:block}
.status.on{color:var(--ok)}
.status.off{color:var(--text-3)}

/* ---------------- 进度 / 金额 ---------------- */
.money{font-variant-numeric:tabular-nums;font-weight:700}
.up{color:var(--ok)}
.down{color:var(--danger)}

/* ---------------- 文档 ---------------- */
.doc-layout{display:grid;grid-template-columns:clamp(180px,15vw,240px) minmax(0,1fr);gap:clamp(24px,3vw,56px);padding:32px 0 56px}
.doc-nav{position:sticky;top:calc(var(--hdr-h) + 20px);align-self:start;font-size:13px}
.doc-nav h4{font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--text-3);margin:16px 0 8px}
.doc-nav h4:first-child{margin-top:0}
.doc-nav a{display:block;padding:5px 0;color:var(--text-2)}
.doc-nav a:hover{color:var(--primary)}
.doc-body{min-width:0}
.doc-body h1{font-size:30px;font-weight:800;letter-spacing:-.5px}
.doc-body h2{font-size:20px;font-weight:700;margin:34px 0 10px;padding-top:8px}
.doc-body h3{font-size:15px;font-weight:700;margin:20px 0 8px}
.doc-body p{color:var(--text-2);font-size:14px;line-height:1.8;margin:8px 0}
.doc-body ul{color:var(--text-2);font-size:14px;line-height:1.9;padding-left:20px}
.doc-body .code-block{margin:12px 0}
.endpoint{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:13px;
  background:var(--bg-soft);border:1px solid var(--border);border-radius:8px;padding:6px 10px;
}
.method{color:#fff;border-radius:5px;padding:1px 6px;font-size:11px;font-weight:700;background:var(--primary)}
.method.get{background:var(--ok)}
.method.post{background:var(--primary)}

/* ---------------- 充值 ---------------- */
.topup-hero{
  border-radius:var(--radius);padding:26px 28px;color:#fff;
  background-image:linear-gradient(120deg,#1d4ed8,#2563eb 45%,#0ea5e9);
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.topup-hero h2{font-size:22px;font-weight:800}
.topup-hero p{font-size:14px;color:rgba(255,255,255,.86);margin-top:4px}
.topup-hero .amount{font-size:32px;font-weight:800;letter-spacing:-.5px}
.topup-hero .amount small{font-size:14px;font-weight:500;opacity:.8;margin-left:4px}
.step-card{border:1px solid var(--border);border-radius:12px;padding:16px;background:var(--bg)}
.step-card .n{width:22px;height:22px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-size:12px;font-weight:700;display:grid;place-items:center;margin-bottom:8px}

/* ---------------- 登录 ---------------- */
.auth-page{min-height:calc(100vh - var(--hdr-h));display:grid;place-items:center;padding:48px 20px;background:
  radial-gradient(800px 400px at 50% -10%,rgba(37,99,235,.1),transparent 70%)}
.auth-card{width:100%;max-width:420px;padding:32px;background:var(--bg);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-md)}
.auth-head{text-align:center;margin-bottom:24px}
.auth-head img{width:48px;height:48px;border-radius:50%;margin-bottom:12px}
.auth-head h1{font-size:22px;font-weight:800}
.auth-head p{font-size:13px;color:var(--text-2);margin-top:6px}
.auth-foot{text-align:center;font-size:13px;color:var(--text-2);margin-top:16px}
.auth-foot a{color:var(--primary);font-weight:600}
.divider{display:flex;align-items:center;gap:10px;color:var(--text-3);font-size:12px;margin:18px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--border)}

/* ---------------- 操练场对话 ---------------- */
.chat-msg{display:flex;margin-bottom:12px}
.chat-msg .bubble{
  max-width:86%;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.7;
  white-space:pre-wrap;word-break:break-word;
}
.chat-msg.user{justify-content:flex-end}
.chat-msg.user .bubble{background:var(--primary);color:#fff;border-bottom-right-radius:4px}
.chat-msg.assistant .bubble{background:var(--bg-fill);color:var(--text);border-bottom-left-radius:4px}

/* ---------------- 模型详情抽屉 ---------------- */
.drawer-mask{position:fixed;inset:0;background:rgba(15,23,42,.36);z-index:130;display:flex;justify-content:flex-end}
.drawer{
  width:600px;max-width:94vw;height:100%;background:var(--bg);display:flex;flex-direction:column;
  box-shadow:-10px 0 34px rgba(16,24,40,.16);animation:drawerIn .22s ease-out;
}
@keyframes drawerIn{from{transform:translateX(28px);opacity:.6}to{transform:translateX(0);opacity:1}}
.drawer-head{display:flex;align-items:center;gap:14px;padding:20px 22px;border-bottom:1px solid var(--border)}
.drawer-logo{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;flex:0 0 auto;box-shadow:0 1px 3px rgba(16,24,40,.08)}
.drawer-logo img{width:32px;height:32px}
.drawer-logo.letter{color:#fff;font-weight:800;font-size:15px}
.drawer-title{display:flex;align-items:center;gap:6px;min-width:0;flex:1}
.drawer-title h2{font-size:18px;font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.drawer-copy{border:0;background:none;color:var(--text-3);cursor:pointer;font-size:14px;padding:2px;border-radius:5px}
.drawer-copy:hover{color:var(--primary);background:var(--bg-fill)}
.drawer-close{margin-left:auto;border:0;background:none;font-size:22px;line-height:1;color:var(--text-2);cursor:pointer;width:30px;height:30px;border-radius:7px}
.drawer-close:hover{background:var(--bg-fill);color:var(--text)}
.drawer-body{flex:1;overflow-y:auto;padding:18px 22px 40px}
.dsec{border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:14px}
.dsec-head{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px}
.dsec-head .dic{width:26px;height:26px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;font-size:13px;font-weight:800;color:#fff}
.dic.info{background:linear-gradient(135deg,#38bdf8,#0ea5e9)}
.dic.coin{background:linear-gradient(135deg,#fbbf24,#f59e0b)}
.dsec-head h3{font-size:15px;font-weight:800;line-height:1.3}
.dsec-head p{font-size:12px;color:var(--text-3);margin-top:1px}
.dsec-head .btn{margin-left:auto}
.dsec-body{font-size:13px;color:var(--text-2);line-height:1.75}
.dsec-body .tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}
.price-table{width:100%;border-collapse:collapse;font-size:13px}
.price-table th{text-align:left;font-size:12px;color:var(--text-3);font-weight:600;padding:6px 8px;border-bottom:1px solid var(--border);white-space:nowrap}
.price-table td{padding:10px 8px;border-bottom:1px solid var(--border);vertical-align:top}
.price-table tr:last-child td{border-bottom:0}
.price-table .pt{font-variant-numeric:tabular-nums}
.price-table .unit{font-size:11px;color:var(--text-3);display:block}
.badge-purple{background:rgba(124,58,237,.1);color:#7c3aed}
.res-table{margin-top:2px}
.res-head{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-3);padding-bottom:4px;border-bottom:1px dashed var(--border);margin-bottom:4px}
.res-head span:first-child{min-width:44px}
.res-head span:last-child{margin-left:auto;padding-right:2px}
.res-row{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-2);padding:3px 0}
.res-row span{min-width:44px;color:var(--text-3)}
.res-row b{font-weight:700;color:var(--text);margin-left:auto}
.cover-search{margin-top:14px;position:relative}
.cover-search input{
  width:100%;height:38px;padding:0 12px 0 34px;border-radius:9px;border:1px solid rgba(255,255,255,.5);
  background:rgba(255,255,255,.92);color:#1f2937;font-size:13px;outline:none;
}
.cover-search input::placeholder{color:#6b7280}
.cover-search .sicon{position:absolute;left:11px;top:11px;color:#6b7280;font-size:13px}

/* ---------------- 数据看板卡片 ---------------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat-panel{border-radius:16px;overflow:hidden;border:0}
.stat-panel.blue{background:#eff6ff}
.stat-panel.green{background:#f0fdf4}
.stat-panel.amber{background:#fffbeb}
.stat-panel.purple{background:#faf5ff}
html[data-theme="dark"] .stat-panel.blue{background:rgba(59,130,246,.14)}
html[data-theme="dark"] .stat-panel.green{background:rgba(34,197,94,.14)}
html[data-theme="dark"] .stat-panel.amber{background:rgba(245,158,11,.14)}
html[data-theme="dark"] .stat-panel.purple{background:rgba(168,85,247,.14)}
.stat-panel-head{display:flex;align-items:center;gap:8px;padding:11px 16px;font-size:13px;font-weight:600;border-bottom:1px solid rgba(28,31,35,.06)}
html[data-theme="dark"] .stat-panel-head{border-bottom-color:rgba(255,255,255,.08)}
.stat-panel-body{padding:12px 16px 14px;display:flex;flex-direction:column;gap:14px}
.stat-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.stat-row-left{display:flex;align-items:center;gap:10px;min-width:0}
.stat-ico{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:13px;font-weight:700;flex:0 0 auto}
.stat-label{font-size:12px;color:var(--text-3);line-height:1.4}
.stat-num{font-size:17px;font-weight:700;line-height:1.35;font-variant-numeric:tabular-nums}
.stat-tag{font-size:12px;padding:3px 10px;border-radius:999px;background:var(--bg);border:1px solid var(--border);color:var(--text-2);white-space:nowrap}
.stat-tag:hover{border-color:var(--primary);color:var(--primary)}

/* 图表 */
.chart-tabs{border-bottom:0;margin:0}
.chart-tabs button{padding:6px 8px;font-size:12px}
.chart-head{margin-bottom:14px}
.chart-name{font-size:14px;font-weight:700}
.chart-sub{font-size:12px;color:var(--text-3);margin-top:2px}
.chart-empty{padding:48px 0;text-align:center;color:var(--text-3);font-size:13px}
.chart-bars{display:flex;align-items:flex-end;gap:10px;height:180px;padding:8px 4px 0;border-bottom:1px solid var(--border)}
.chart-col{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px}
.chart-col-bar{width:100%;max-width:38px;background:linear-gradient(180deg,#60a5fa,#2563eb);border-radius:6px 6px 0 0;min-height:2px}
.chart-col span{font-size:11px;color:var(--text-3);padding-bottom:6px}
.hbar-list{display:flex;flex-direction:column;gap:12px;padding:6px 0 4px}
.hbar-row{display:grid;grid-template-columns:180px 1fr 90px;gap:12px;align-items:center;font-size:13px}
.hbar-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-2)}
.hbar-track{height:10px;border-radius:6px;background:var(--bg-fill);overflow:hidden}
.hbar-track i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,#60a5fa,#2563eb)}
.hbar-val{text-align:right;font-variant-numeric:tabular-nums;color:var(--text-2)}

/* ---------------- 兑换码商城 ---------------- */
.shop-page{min-height:100vh;background:#f5f6f8}
.shop-hero{
  background:linear-gradient(120deg,#7c3aed 0%,#5b46e5 45%,#4338ca 100%);
  color:#fff;padding:0 0 96px;position:relative;overflow:hidden;
}
.shop-hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.08)}
.shop-top{max-width:1180px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;gap:12px;position:relative;z-index:2}
.shop-top .brand-name{color:#fff}
.shop-top .shop-title{font-size:16px;font-weight:700;margin-left:4px}
.shop-top-actions{margin-left:auto;display:flex;gap:10px}
.shop-ghost{
  display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.16);color:#fff;font-size:13px;font-weight:600;border:1px solid rgba(255,255,255,.22);
}
.shop-ghost:hover{background:rgba(255,255,255,.26)}
.shop-hero-inner{max-width:1180px;margin:0 auto;padding:24px 24px 0;position:relative;z-index:2}
.shop-hero h1{font-size:34px;font-weight:800;letter-spacing:-.5px}
.shop-hero p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.88)}
.shop-feats{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.shop-feat{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;border-radius:8px;background:rgba(255,255,255,.16);font-size:12px;font-weight:500}
.shop-body{max-width:1180px;margin:-72px auto 0;padding:0 24px 56px;position:relative;z-index:3}
.shop-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.shop-card{background:#fff;border-radius:14px;box-shadow:0 8px 28px rgba(16,24,40,.1);overflow:hidden;display:flex;flex-direction:column}
.shop-card-top{position:relative;padding:18px 18px 14px;background:#fff;border-bottom:1px dashed #e5e7eb}
.shop-face-label{font-size:12px;color:#6b7280;letter-spacing:.5px}
.shop-face{display:flex;align-items:baseline;gap:2px;margin-top:2px;color:#1f2937}
.shop-face .cur{font-size:18px;font-weight:700;color:#374151}
.shop-face .num{font-size:34px;font-weight:800;letter-spacing:-1px;line-height:1.1}
.shop-face .unit{font-size:13px;color:#6b7280;margin-left:4px}
.shop-stock{position:absolute;right:14px;top:14px;font-size:11px;color:#059669;background:#ecfdf5;border-radius:999px;padding:3px 8px}
.shop-card-body{padding:14px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.shop-card-title{font-size:15px;font-weight:800;color:#111827}
.shop-card-desc{font-size:12px;color:#6b7280;line-height:1.6;flex:1}
.shop-buy{
  height:38px;border:0;border-radius:8px;background:#2f5bff;color:#fff;font-size:13px;font-weight:700;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;margin-top:6px;
}
.shop-buy:hover{background:#1d4ed8}
.shop-buy:disabled{background:#c7d2fe;cursor:not-allowed}
.shop-note{max-width:760px;margin:34px auto 0;text-align:center;font-size:12px;color:#9ca3af;line-height:1.9}
.shop-orders{max-width:1180px;margin:22px auto 0;padding:0 24px}

/* 令牌抽屉表单 */
.drawer-tag{font-size:11px;font-weight:700;color:#16a34a;background:#dcfce7;padding:2px 8px;border-radius:6px}
.drawer-head-title{display:flex;align-items:center;gap:10px;min-width:0}
.dsec .field{margin-bottom:14px}
.dsec .field:last-child{margin-bottom:0}
.dsec .field label{font-size:13px;font-weight:600;color:var(--text)}
.req{color:#dc2626;margin-left:2px}
.quick-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.quick-btn{height:30px;padding:0 12px;border-radius:8px;border:1px solid var(--border);background:var(--bg-soft);font-size:12px;color:var(--text-2);cursor:pointer}
.quick-btn:hover{border-color:var(--primary);color:var(--primary)}
.quick-btn.on{background:var(--primary-soft);border-color:rgba(37,99,235,.35);color:var(--primary);font-weight:600}
.model-picker{max-height:190px;overflow-y:auto;border:1px solid var(--border-strong);border-radius:9px;padding:8px}
.model-picker label{display:flex;align-items:center;gap:8px;padding:4px 2px;font-size:12px;color:var(--text-2);cursor:pointer}
.model-picker label:hover{color:var(--text)}
.drawer-footer{
  border-top:1px solid var(--border);padding:14px 22px;display:flex;gap:10px;
  justify-content:flex-end;background:var(--bg);
}
.hint{font-size:12px;color:var(--text-3);line-height:1.6;margin-top:-6px}

/* ---------------- 模态 / 提示 ---------------- */
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.42);backdrop-filter:blur(2px);z-index:120;display:grid;place-items:center;padding:20px}
.modal{background:var(--bg);border-radius:16px;border:1px solid var(--border);box-shadow:0 24px 64px rgba(16,24,40,.24);width:100%;max-width:520px;padding:22px;max-height:88vh;overflow-y:auto}
.modal h3{font-size:18px;font-weight:800;margin-bottom:4px}
.modal .modal-sub{font-size:13px;color:var(--text-2);margin-bottom:16px}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.toast{
  position:fixed;left:50%;bottom:40px;transform:translate(-50%,16px);z-index:200;
  background:#111827;color:#fff;padding:10px 18px;border-radius:10px;font-size:13px;
  opacity:0;pointer-events:none;transition:opacity .22s,transform .22s;box-shadow:0 10px 30px rgba(0,0,0,.24);
  max-width:90vw;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------------- 页脚 ---------------- */
.footer{border-top:1px solid var(--border);margin-top:auto;background:var(--bg)}
.footer-inner{width:100%;max-width:none;margin:0;padding:44px var(--page-x) 28px;display:grid;grid-template-columns:1.2fr 2.6fr;gap:32px}
.footer-brand p{font-size:13px;color:var(--text-2);margin-top:10px;max-width:320px;line-height:1.7}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.footer-cols h4{font-size:13px;font-weight:700;margin-bottom:10px}
.footer-cols a{display:block;font-size:13px;color:var(--text-2);padding:4px 0}
.footer-cols a:hover{color:var(--primary)}
.footer-bottom{
  width:100%;max-width:none;margin:0;padding:16px var(--page-x) 28px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--text-3);
}
.footer-bottom span:last-child{max-width:680px;text-align:right;line-height:1.6}

/* ---------------- 响应式 ---------------- */
/* 大屏：模型卡片三列，控制台统计保持四列 */
@media (min-width:1600px){
  .model-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero-inner{max-width:1040px}
}
@media (min-width:1920px){
  .stat-grid{gap:20px}
  .model-grid{gap:20px}
}

/* 笔记本 1280-1440 */
@media (max-width:1440px){
  .hero h1{font-size:50px}
}

@media (max-width:1200px){
  .hero h1{font-size:44px}
  .pricing-wrap{grid-template-columns:210px minmax(0,1fr);gap:20px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .doc-layout{grid-template-columns:180px minmax(0,1fr);gap:24px}
  .footer-inner{grid-template-columns:1fr 2fr;gap:24px}
}

/* 平板竖屏：模型卡片一列，文档目录收起，控制台侧栏变抽屉 */
@media (max-width:1000px){
  .model-grid{grid-template-columns:1fr}
  .doc-layout{grid-template-columns:minmax(0,1fr);gap:16px}
  .doc-nav{position:static;display:none}
  .hero-stats{gap:32px}
}

@media (max-width:900px){
  .icon-btn.mobile-menu.show{display:inline-grid}
  .sidebar{
    position:fixed;left:0;top:var(--hdr-h);z-index:95;height:calc(100vh - var(--hdr-h));
    width:min(84vw,280px);flex-basis:auto;box-shadow:var(--shadow-md);
  }
  .sidebar:not(.open){display:none}
  .pricing-wrap{grid-template-columns:minmax(0,1fr)}
  .filters{position:static;max-height:none;display:none;border:1px solid var(--border);border-radius:12px;padding:12px;margin-bottom:16px}
  .filters.open{display:block}
  .steps{grid-template-columns:minmax(0,1fr)}
  .grid-2,.grid-3{grid-template-columns:minmax(0,1fr)}
  .footer-inner{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:repeat(2,1fr)}
  .chart-bars{height:150px}
  .hbar-row{grid-template-columns:120px 1fr 76px}
}

@media (max-width:760px){
  .hero{padding:48px 18px 36px}
  .hero h1{font-size:34px;letter-spacing:-.6px}
  .hero-sub{font-size:15px}
  .nav a{font-size:13px;padding:5px 7px}
  .nav{gap:0;margin:0 2px}
  .hdr-inner{gap:8px;padding:0 10px}
  #themeBtn{display:none}
  .brand-name{display:none}
  .hide-sm{display:none}
  .console-pad{padding:18px 16px 32px}
  .container,.container-narrow{padding:0 16px}
  .pricing-wrap{padding:18px 0 32px}
  .form-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:minmax(0,1fr)}
  .stat-grid{grid-template-columns:minmax(0,1fr)}
  .hero-stats{gap:24px}
  .footer-bottom span:last-child{text-align:left}
  #playGrid{grid-template-columns:1fr !important}
  .shop-grid{grid-template-columns:repeat(2,minmax(0,1fr)) !important;gap:12px}
  .shop-hero h1{font-size:26px}
  .mcard{padding:14px}
  .model-cover{padding:16px}
  .model-cover h2{font-size:17px}
  .drawer{max-width:100vw}
  .hbar-row{grid-template-columns:96px 1fr 68px;gap:8px}
}
@media (max-width:430px){
  .shop-grid{grid-template-columns:1fr !important}
  .nav a{padding:5px 5px;font-size:12px}
  .stat-row{gap:6px}
  .stat-num{font-size:16px}
}