/* Cheap Tokens — 原创深色靛蓝主题（与参考站不同配色与布局） */
:root {
  --bg: #0b1020; --bg2: #0e1528; --panel: #131c34; --panel2: #182342;
  --line: #232f52; --line2: #2d3b66;
  --txt: #e9edf8; --mut: #93a0c2; --faint: #6b7799;
  --acc: #6d7cff; --acc2: #27d3c8; --grad: linear-gradient(135deg, #6d7cff, #27d3c8);
  --navbg: rgba(11, 16, 32, .82);
  --ok: #3ddc97; --warn: #e8b84a; --bad: #f0716d;
  --shadow: 0 12px 40px rgba(3, 8, 25, .55);
  --r: 14px; --r-sm: 9px;
  --mono: ui-monospace, SFMono-Regular, Consolas, "Cascadia Mono", monospace;
}
[data-theme="light"] {
  --bg: #f4f6fb; --bg2: #ffffff; --panel: #ffffff; --panel2: #f2f5fc;
  --line: #e2e8f5; --line2: #d3dcf0;
  --txt: #182038; --mut: #5b6788; --faint: #8a94b0;
  --navbg: rgba(244, 246, 251, .85);
  --shadow: 0 12px 32px rgba(24, 40, 90, .12);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #0b1020; background: var(--bg); color: #e9edf8; color: var(--txt); line-height: 1.6;
  font-size: 14.5px; -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, select, textarea { font: inherit; color: var(--txt); }
::selection { background: rgba(109, 124, 255, .35); }
svg { vertical-align: middle; }
.mono { font-family: var(--mono); }

/* ===== 导航 ===== */
.nav { position: sticky; top: 0; z-index: 50; background: var(--navbg); border-bottom: 1px solid var(--line); }
.nav-in { max-width: 1240px; margin: 0 auto; display: flex; align-items: center; gap: 22px; padding: 0 24px; height: 60px; }
.brand { display: flex; align-items: center; gap: 9px; color: var(--txt); }
.brand-logo { color: var(--acc); }
.brand-name { font-weight: 800; font-size: 17px; letter-spacing: .2px; }
.brand-name em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav-links { display: flex; gap: 4px; }
.nav-links a { padding: 7px 13px; border-radius: 999px; color: var(--mut); font-weight: 600; font-size: 13.5px; transition: .18s; }
.nav-links a:hover { color: var(--txt); background: var(--panel2); }
.nav-links a.on { color: var(--txt); background: var(--panel2); box-shadow: inset 0 0 0 1px var(--line2); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.nav-search { display: flex; align-items: center; gap: 8px; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel); color: var(--mut); font-size: 13px; min-width: 190px; transition: .18s; }
.nav-search:hover { border-color: var(--line2); color: var(--txt); }
.nav-search kbd { margin-left: auto; font-family: var(--mono); font-size: 10.5px; border: 1px solid var(--line); border-radius: 5px; padding: 1px 5px; color: var(--faint); }
.icon-btn { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel); color: var(--mut); transition: .18s; }
.icon-btn:hover { color: var(--txt); border-color: var(--line2); }
[data-theme="dark"] .ic-sun { display: none; }
[data-theme="light"] .ic-moon { display: none; }

/* 语言切换菜单 */
.lang-wrap { position: relative; }
.lang-menu { position: absolute; top: calc(100% + 8px); right: 0; background: var(--bg2); border: 1px solid var(--line2); border-radius: 12px; box-shadow: var(--shadow); padding: 6px; min-width: 140px; z-index: 60; }
.lang-menu button { display: flex; align-items: center; width: 100%; text-align: left; padding: 8px 12px; border-radius: 8px; font-size: 13px; color: var(--mut); transition: .14s; }
.lang-menu button:hover { background: rgba(109, 124, 255, .14); color: var(--txt); }
.lang-menu button.on { color: var(--txt); font-weight: 700; }
.lang-menu button.on::after { content: "✓"; margin-left: auto; color: var(--acc2); font-weight: 800; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; font-weight: 700; font-size: 14px; padding: 11px 22px; transition: .18s; border: 1px solid transparent; }
.btn.primary { background: var(--grad); color: #071021; box-shadow: 0 6px 24px rgba(84, 105, 255, .35); }
.btn.primary:hover { filter: brightness(1.08); transform: translateY(-1px); }
/* 注：已移除 backdrop-filter 毛玻璃效果 —— 该属性在部分 GPU/驱动下会触发 Chromium 合成 bug，导致整页内容模糊 */
.btn.ghost { border-color: var(--line2); color: var(--txt); background: var(--panel); }
.btn.ghost:hover { border-color: var(--acc); }
.btn.sm { padding: 8px 16px; font-size: 13px; }
.btn.danger { border-color: rgba(240, 113, 109, .45); color: var(--bad); background: transparent; }
.btn.danger:hover { background: rgba(240, 113, 109, .12); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.view { max-width: 1240px; margin: 0 auto; padding: 34px 24px 70px; min-height: 70vh; }

/* ===== Hero ===== */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; padding: 46px 0 26px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 700; color: var(--acc2); border: 1px solid rgba(39, 211, 200, .4); background: rgba(39, 211, 200, .1); padding: 5px 13px; border-radius: 999px; }
.hero h1 { font-size: 46px; line-height: 1.16; font-weight: 850; letter-spacing: -.5px; margin: 18px 0 16px; }
.hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { color: var(--mut); font-size: 16.5px; max-width: 480px; }
.hero-cta { display: flex; gap: 13px; margin-top: 26px; flex-wrap: wrap; }
.hero-ill { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: 20px; padding: 22px; box-shadow: var(--shadow); overflow: hidden; }
.hero-ill::before { content: ""; position: absolute; inset: -40% -20% auto auto; width: 300px; height: 300px; background: radial-gradient(circle, rgba(109, 124, 255, .22), transparent 65%); }
.hero-ill svg { position: relative; width: 100%; height: auto; display: block; }
.hero-ill .ill-cap { position: relative; display: flex; justify-content: space-between; margin-top: 12px; font-size: 11.5px; color: var(--faint); }
@keyframes dashmove { to { stroke-dashoffset: -60; } }
.flowline { stroke-dasharray: 5 7; animation: dashmove 2.4s linear infinite; }
@keyframes pulse2 { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
.pulsedot { animation: pulse2 2s ease-in-out infinite; }

/* 统计带 */
.stats-band { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); margin: 30px 0 0; overflow: hidden; }
.stats-band .stat { padding: 20px 26px; border-left: 1px solid var(--line); }
.stats-band .stat:first-child { border-left: none; }
.stat b { display: block; font-size: 26px; font-weight: 850; letter-spacing: -.4px; }
.stat b i { font-style: normal; color: var(--acc2); }
.stat span { color: var(--mut); font-size: 12.5px; }

/* 区块 */
.sec { margin-top: 66px; }
.sec-head { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.sec-head h2 { font-size: 24px; font-weight: 800; letter-spacing: -.3px; }
.sec-head p { color: var(--mut); margin-top: 4px; font-size: 14px; }
.sec-head .more { color: var(--acc); font-weight: 700; font-size: 13.5px; white-space: nowrap; }
.sec-head .more:hover { text-decoration: underline; }

/* 2x2 能力矩阵（区别于参考站的四联排卡片） */
.bento { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.bcard { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; transition: .2s; position: relative; overflow: hidden; }
.bcard:hover { border-color: var(--line2); transform: translateY(-2px); box-shadow: var(--shadow); }
.bcard .bico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: rgba(109, 124, 255, .14); color: var(--acc); margin-bottom: 14px; }
.bcard:nth-child(2) .bico { background: rgba(39, 211, 200, .14); color: var(--acc2); }
.bcard:nth-child(3) .bico { background: rgba(232, 184, 74, .15); color: var(--warn); }
.bcard:nth-child(4) .bico { background: rgba(61, 220, 151, .14); color: var(--ok); }
.bcard h3 { font-size: 16.5px; font-weight: 750; margin-bottom: 7px; }
.bcard p { color: var(--mut); font-size: 13.5px; }
.bcard .blink { display: inline-block; margin-top: 13px; color: var(--acc); font-weight: 700; font-size: 13px; }
.bcard .blink:hover { text-decoration: underline; }

/* 模型速览表 */
.modeltable { border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); overflow: hidden; }
.mt-row { display: grid; grid-template-columns: 46px 1.5fr 1fr .9fr .8fr; align-items: center; gap: 14px; padding: 13px 20px; border-top: 1px solid var(--line); transition: .15s; cursor: pointer; }
.mt-row:hover { background: var(--panel2); }
.mt-row:first-child { border-top: none; }
.mt-head { font-size: 12px; color: var(--faint); font-weight: 700; text-transform: uppercase; letter-spacing: .6px; cursor: default; }
.mt-row:hover .mt-name { color: var(--acc); }
.mt-name { font-weight: 700; font-size: 14px; }
.mt-sub { color: var(--faint); font-size: 12px; margin-top: 1px; }
.mt-price { font-family: var(--mono); font-size: 13px; }
.mt-price small { color: var(--faint); font-size: 11px; }
.trend { font-family: var(--mono); font-size: 12.5px; font-weight: 700; }
.trend.up { color: var(--ok); } .trend.down { color: var(--bad); } .trend.flat { color: var(--faint); }

/* 厂商标签 */
.vchip { display: inline-flex; align-items: center; gap: 8px; }
.vava { width: 28px; height: 28px; border-radius: 9px; display: grid; place-items: center; font-size: 10.5px; font-weight: 800; color: #fff; flex: none; }
.vname { font-size: 12.5px; color: var(--mut); }

/* 徽标 */
.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 10.5px; font-weight: 800; padding: 2px 8px; border-radius: 6px; letter-spacing: .3px; vertical-align: 2px; }
.badge.dep { color: var(--bad); background: rgba(240, 113, 109, .13); }
.badge.prev { color: var(--warn); background: rgba(232, 184, 74, .15); }
.badge.new { color: var(--acc2); background: rgba(39, 211, 200, .13); }
.badge.mod { color: var(--mut); background: var(--panel2); }
.badge.reg { color: var(--acc); background: rgba(109, 124, 255, .13); }

/* 上手代码 */
.codebox { background: #0a0f1f; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
[data-theme="light"] .codebox { background: #101830; }
.codebox .cb-tabs { display: flex; gap: 2px; padding: 8px 10px 0; border-bottom: 1px solid var(--line); }
.codebox .cb-tabs button { padding: 7px 14px; font-size: 12.5px; font-weight: 700; color: #7d89ad; border-radius: 8px 8px 0 0; }
.codebox .cb-tabs button.on { color: #e9edf8; background: #1a2440; }
.codebox pre { padding: 20px 22px; overflow-x: auto; font-family: var(--mono); font-size: 12.8px; line-height: 1.75; color: #c6d2f2; }
.codebox .k { color: #8fa5ff; } .codebox .s { color: #6fe3c8; } .codebox .c { color: #5c6a92; } .codebox .n { color: #ffc978; }

/* ===== 页面通用 ===== */
.page-head { margin-bottom: 24px; }
.page-head h1 { font-size: 30px; font-weight: 830; letter-spacing: -.4px; }
.page-head p { color: var(--mut); margin-top: 6px; }
.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 18px; }
.inp { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 9px 14px; outline: none; transition: .18s; font-size: 13.5px; }
.inp:focus { border-color: var(--acc); box-shadow: 0 0 0 3px rgba(109, 124, 255, .18); }
.inp.search { flex: 1; min-width: 220px; }
.sel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px; outline: none; font-size: 13px; cursor: pointer; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.seg button { padding: 8px 14px; font-size: 12.5px; font-weight: 700; color: var(--mut); }
.seg button.on { background: var(--panel2); color: var(--txt); }

/* ===== 模型目录 ===== */
.cat-layout { display: grid; grid-template-columns: 236px 1fr; gap: 22px; align-items: start; }
.cat-side { position: sticky; top: 84px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 6px 0 12px; max-height: calc(100vh - 110px); overflow-y: auto; }
.cat-side h4 { font-size: 11px; text-transform: uppercase; letter-spacing: .8px; color: var(--faint); padding: 14px 18px 7px; }
.fgroup { display: flex; flex-direction: column; gap: 1px; padding: 0 10px; }
.fitem { display: flex; align-items: center; gap: 9px; padding: 7px 9px; border-radius: 8px; font-size: 13px; color: var(--mut); cursor: pointer; transition: .14s; }
.fitem:hover { background: var(--panel2); color: var(--txt); }
.fitem.on { background: rgba(109, 124, 255, .15); color: var(--txt); font-weight: 700; }
.fitem .cnt { margin-left: auto; font-size: 11px; color: var(--faint); font-family: var(--mono); }
.fitem .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }

/* 模型卡片列表 */
.mlist { display: flex; flex-direction: column; gap: 11px; }
.mcard { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 17px 20px; transition: .16s; cursor: pointer; position: relative; }
.mcard:hover { border-color: var(--acc); transform: translateY(-1px); box-shadow: var(--shadow); }
.mcard .mrow1 { display: flex; align-items: center; gap: 12px; }
.mcard .mname { font-size: 15px; font-weight: 750; }
.mcard .mrow2 { display: flex; gap: 18px; margin-top: 10px; flex-wrap: wrap; }
.mstat { font-size: 12.5px; color: var(--mut); }
.mstat b { color: var(--txt); font-family: var(--mono); font-weight: 700; font-size: 12.5px; }
.mcard .mdesc { color: var(--faint); font-size: 12.5px; margin-top: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; max-width: 860px; }
.mcard .mprice { margin-left: auto; text-align: right; font-family: var(--mono); }
.mcard .mprice b { font-size: 15px; }
.mcard .mprice small { display: block; color: var(--faint); font-size: 11px; }
.grid-view { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 13px; }
.grid-view .mcard .mprice { margin-left: 0; margin-top: 10px; text-align: left; }

/* ===== 模型详情 ===== */
.md-layout { display: grid; grid-template-columns: 1fr 340px; gap: 22px; align-items: start; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.panel h3 { font-size: 16px; font-weight: 780; margin-bottom: 14px; }
.ptable { width: 100%; border-collapse: collapse; font-size: 13px; }
.ptable th { text-align: left; color: var(--faint); font-size: 11.5px; text-transform: uppercase; letter-spacing: .5px; padding: 8px 10px; border-bottom: 1px solid var(--line); font-weight: 700; }
.ptable td { padding: 10px; border-bottom: 1px solid var(--line); }
.ptable tr:last-child td { border-bottom: none; }
.ptable .num { font-family: var(--mono); text-align: right; }
.kv { display: flex; justify-content: space-between; gap: 14px; padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: 13px; }
.kv:last-child { border-bottom: none; }
.kv span { color: var(--mut); }
.kv b { font-weight: 700; text-align: right; }

/* ===== 排行榜 ===== */
.rank-layout { display: grid; grid-template-columns: 190px 1fr; gap: 22px; align-items: start; }
.rk-side { position: sticky; top: 84px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 10px; }
.rk-side .fitem { padding: 9px 11px; }
.chartbox { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; margin-bottom: 18px; position: relative; }
.chartbox canvas { width: 100%; height: 260px; display: block; }
.chart-legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 12px; font-size: 11.5px; color: var(--mut); }
.chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; }
.lb { border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); overflow: hidden; }
.lb-row { display: grid; grid-template-columns: 52px 1.6fr 1fr 1fr 110px; align-items: center; gap: 12px; padding: 13px 20px; border-top: 1px solid var(--line); cursor: pointer; transition: .14s; }
.lb-row:hover { background: var(--panel2); }
.lb-row:first-child { border-top: none; }
.lb-rank { font-family: var(--mono); font-weight: 800; color: var(--faint); font-size: 15px; }
.lb-row:nth-child(1) .lb-rank, .lb-row:nth-child(2) .lb-rank, .lb-row:nth-child(3) .lb-rank { color: var(--acc2); }
.lb-tokens { font-family: var(--mono); font-size: 13px; font-weight: 700; }
.lb-share { height: 6px; border-radius: 4px; background: var(--panel2); overflow: hidden; }
.lb-share i { display: block; height: 100%; background: var(--grad); border-radius: 4px; }

/* ===== 聊天 ===== */
.chat-layout { display: grid; grid-template-columns: 264px 1fr; gap: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--panel); min-height: 600px; }
.chat-side { border-right: 1px solid var(--line); display: flex; flex-direction: column; background: var(--bg2); }
.chat-side-top { padding: 14px; display: flex; flex-direction: column; gap: 10px; border-bottom: 1px solid var(--line); }
.chat-hist { flex: 1; overflow-y: auto; padding: 10px; }
.chat-hist .hitem { padding: 9px 11px; border-radius: 9px; font-size: 12.5px; color: var(--mut); cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-hist .hitem:hover { background: var(--panel2); color: var(--txt); }
.chat-hist .hitem.on { background: rgba(109, 124, 255, .15); color: var(--txt); font-weight: 600; }
.chat-user { padding: 13px 14px; border-top: 1px solid var(--line); display: flex; align-items: center; gap: 10px; font-size: 13px; }
.chat-main { display: flex; flex-direction: column; min-height: 600px; }
.chat-top { padding: 12px 18px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 12px; }
.chat-msgs { flex: 1; overflow-y: auto; padding: 22px; display: flex; flex-direction: column; gap: 18px; }
.msg { max-width: 78%; }
.msg .who { font-size: 11px; font-weight: 800; color: var(--faint); margin-bottom: 5px; text-transform: uppercase; letter-spacing: .5px; }
.msg .bubble { padding: 12px 16px; border-radius: 14px; font-size: 14px; white-space: pre-wrap; word-break: break-word; }
.msg.user { align-self: flex-end; }
.msg.user .bubble { background: var(--grad); color: #071021; border-bottom-right-radius: 4px; font-weight: 600; }
.msg.ai .bubble { background: var(--panel2); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.msg.ai .bubble .cursor { display: inline-block; width: 7px; height: 15px; background: var(--acc2); animation: pulse2 1s infinite; vertical-align: -2px; margin-left: 2px; }
.chat-input { padding: 14px 18px; border-top: 1px solid var(--line); }
.chat-input .ci-box { display: flex; gap: 10px; align-items: flex-end; background: var(--panel2); border: 1px solid var(--line); border-radius: 14px; padding: 10px 14px; }
.chat-input textarea { flex: 1; background: none; border: none; outline: none; resize: none; max-height: 130px; font-size: 14px; line-height: 1.5; }
.chat-input .hint { font-size: 11px; color: var(--faint); margin-top: 7px; }
.send-btn { width: 36px; height: 36px; border-radius: 10px; background: var(--grad); color: #071021; display: grid; place-items: center; flex: none; }
.send-btn:disabled { opacity: .4; }
.chat-empty { margin: auto; text-align: center; color: var(--mut); max-width: 430px; }
.chat-empty h3 { font-size: 19px; color: var(--txt); margin-bottom: 8px; font-weight: 750; }
.modelpick { display: flex; align-items: center; gap: 9px; background: var(--panel2); border: 1px solid var(--line); border-radius: 10px; padding: 7px 12px; font-size: 13px; font-weight: 700; max-width: 320px; }
.modelpick small { color: var(--faint); font-weight: 500; }

/* ===== 定价/密钥/文档 ===== */
.plan-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.plan { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; }
.plan.hot { border-color: var(--acc); box-shadow: 0 0 0 1px var(--acc), var(--shadow); position: relative; }
.plan .pname { font-size: 13px; color: var(--mut); font-weight: 700; }
.plan .pprice { font-size: 30px; font-weight: 850; margin: 8px 0 2px; }
.plan .pprice small { font-size: 13px; color: var(--faint); font-weight: 500; }
.plan ul { list-style: none; margin-top: 13px; display: flex; flex-direction: column; gap: 7px; }
.plan li { font-size: 12.5px; color: var(--mut); display: flex; gap: 7px; }
.plan li::before { content: "✓"; color: var(--acc2); font-weight: 800; }
.calc { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.calc label { display: block; font-size: 12px; color: var(--mut); margin-bottom: 6px; font-weight: 700; }
.calc .inp, .calc .sel { width: 100%; }
.calc .result { grid-column: 1 / -1; background: var(--panel2); border: 1px dashed var(--line2); border-radius: 12px; padding: 16px 20px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.calc .result b { font-size: 24px; font-family: var(--mono); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.keyrow { display: flex; align-items: center; gap: 14px; padding: 15px 20px; border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); margin-bottom: 11px; flex-wrap: wrap; }
.keyrow .kname { font-weight: 750; font-size: 14px; }
.keyrow .kval { font-family: var(--mono); font-size: 12.5px; color: var(--mut); background: var(--panel2); padding: 5px 10px; border-radius: 7px; }
.keyrow .kmeta { margin-left: auto; display: flex; gap: 14px; align-items: center; color: var(--faint); font-size: 12px; }
.usagebar { height: 7px; border-radius: 4px; background: var(--panel2); width: 130px; overflow: hidden; }
.usagebar i { display: block; height: 100%; background: var(--grad); }

.doc-sec { margin-bottom: 30px; }
.doc-sec h3 { font-size: 17px; font-weight: 780; margin-bottom: 10px; display: flex; align-items: center; gap: 9px; }
.doc-sec h3 .badge { vertical-align: middle; }

/* 服务商 */
.prov-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.prov { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; cursor: pointer; transition: .16s; }
.prov:hover { border-color: var(--acc); transform: translateY(-2px); }
.prov .p1 { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.prov .pn { font-weight: 770; font-size: 15px; }
.prov .pm { color: var(--mut); font-size: 12.5px; }

/* ===== 弹窗 / 命令面板 / toast ===== */
.modal-layer, .palette-layer { position: fixed; inset: 0; z-index: 100; background: rgba(4, 8, 22, .72); display: grid; place-items: start center; padding-top: 12vh; }
.palette { width: min(620px, 92vw); background: var(--bg2); border: 1px solid var(--line2); border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; }
.palette-head { display: flex; align-items: center; gap: 11px; padding: 15px 18px; border-bottom: 1px solid var(--line); color: var(--mut); }
.palette-head input { flex: 1; background: none; border: none; outline: none; font-size: 15px; color: var(--txt); }
.palette-head kbd { font-family: var(--mono); font-size: 10.5px; border: 1px solid var(--line); border-radius: 5px; padding: 2px 6px; color: var(--faint); }
.palette-body { max-height: 380px; overflow-y: auto; padding: 8px; }
.pgroup { font-size: 11px; text-transform: uppercase; letter-spacing: .8px; color: var(--faint); padding: 10px 12px 5px; font-weight: 800; }
.pitem { display: flex; align-items: center; gap: 11px; padding: 10px 12px; border-radius: 10px; cursor: pointer; font-size: 13.5px; }
.pitem:hover, .pitem.sel { background: rgba(109, 124, 255, .14); }
.pitem .pi-r { margin-left: auto; color: var(--faint); font-size: 11.5px; font-family: var(--mono); }
.pempty { padding: 30px; text-align: center; color: var(--faint); font-size: 13px; }

.modal { width: min(420px, 92vw); background: var(--bg2); border: 1px solid var(--line2); border-radius: 18px; box-shadow: var(--shadow); padding: 26px; }
.modal h3 { font-size: 18px; font-weight: 800; margin-bottom: 5px; }
.modal p.sub { color: var(--mut); font-size: 13px; margin-bottom: 17px; }
.modal .frow { margin-bottom: 13px; }
.modal .frow label { display: block; font-size: 12px; font-weight: 700; color: var(--mut); margin-bottom: 6px; }
.modal .frow .inp { width: 100%; }
.modal .macts { display: flex; gap: 10px; margin-top: 20px; }
.modal .macts .btn { flex: 1; }

.toast-wrap { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 200; display: flex; flex-direction: column; gap: 9px; align-items: center; }
.toast { background: var(--bg2); border: 1px solid var(--line2); color: var(--txt); border-radius: 12px; padding: 11px 20px; font-size: 13.5px; font-weight: 600; box-shadow: var(--shadow); animation: toastin .25s ease; }
.toast.ok { border-color: rgba(61, 220, 151, .5); }
.toast.err { border-color: rgba(240, 113, 109, .5); }
@keyframes toastin { from { opacity: 0; transform: translateY(12px); } }

/* ===== 页脚 ===== */
.footer { border-top: 1px solid var(--line); background: var(--bg2); margin-top: 30px; }
.foot-in { max-width: 1240px; margin: 0 auto; padding: 44px 24px 30px; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
.foot-brand p { color: var(--mut); font-size: 12.5px; margin-top: 12px; max-width: 300px; }
.foot-col h5 { font-size: 12px; text-transform: uppercase; letter-spacing: .8px; color: var(--faint); margin-bottom: 13px; }
.foot-col a { display: block; color: var(--mut); font-size: 13px; padding: 4px 0; }
.foot-col a:hover { color: var(--acc); }
.foot-bottom { border-top: 1px solid var(--line); }
.foot-bottom .fb-in { max-width: 1240px; margin: 0 auto; padding: 18px 24px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--faint); }

/* 空状态 / 杂项 */
.empty { text-align: center; padding: 60px 20px; color: var(--faint); }
.empty .big { font-size: 34px; margin-bottom: 10px; }
.spin { display: inline-block; width: 15px; height: 15px; border: 2px solid var(--line2); border-top-color: var(--acc2); border-radius: 50%; animation: rot 0.8s linear infinite; vertical-align: -3px; }
@keyframes rot { to { transform: rotate(360deg); } }
.note { font-size: 12px; color: var(--faint); background: var(--panel2); border: 1px dashed var(--line2); padding: 9px 14px; border-radius: 10px; }
.paginator { display: flex; gap: 8px; justify-content: center; margin-top: 22px; }
.paginator button { min-width: 34px; height: 34px; border-radius: 9px; border: 1px solid var(--line); color: var(--mut); font-size: 13px; font-weight: 700; }
.paginator button.on { background: var(--grad); color: #071021; border-color: transparent; }
.paginator button:disabled { opacity: .35; cursor: default; }

/* ===== 响应式 ===== */
@media (max-width: 1080px) {
  .hero { grid-template-columns: 1fr; }
  .hero-ill { max-width: 560px; }
  .md-layout { grid-template-columns: 1fr; }
  .plan-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-band { grid-template-columns: repeat(2, 1fr); }
  .stats-band .stat { border-left: none; border-top: 1px solid var(--line); }
  .stats-band .stat:nth-child(-n+2) { border-top: none; }
}
@media (max-width: 900px) {
  .cat-layout, .rank-layout { grid-template-columns: 1fr; }
  .cat-side, .rk-side { position: static; max-height: none; }
  .chat-layout { grid-template-columns: 1fr; }
  .chat-side { display: none; }
  .bento { grid-template-columns: 1fr; }
  .foot-in { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .nav-search { min-width: 0; }
  .nav-search span, .nav-search kbd { display: none; }
  .mt-row { grid-template-columns: 40px 1.4fr .9fr; }
  .mt-row > :nth-child(4), .mt-row > :nth-child(5) { display: none; }
  .lb-row { grid-template-columns: 42px 1.5fr 1fr; }
  .lb-row > :nth-child(4), .lb-row > :nth-child(5) { display: none; }
}