/* ============================================================
   AI 直播 SaaS · 统一设计系统 v1 (大厂后台风格)
   参考 Ant Design Pro / Arco Design：克制配色 · 层级阴影 · 微交互
   加载规则：各页面 inline <style> 之后引入，同特异性后者胜出
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root{
  --brand:#4f6ef7; --brand-d:#3d5ce5;
  --bg:#f4f6f9; --panel:#ffffff; --line:#e6eaf1;
  --txt:#1a2233; --sub:#667085;
  --ok:#12a150; --warn:#d97706; --danger:#e02d2d;
  --radius:12px;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 2px 6px rgba(15,23,42,.05);
  --shadow-md:0 2px 4px -2px rgba(15,23,42,.08),0 14px 36px -14px rgba(15,23,42,.16);
  --ring:0 0 0 3px rgba(79,110,247,.16);
  --side-bg:linear-gradient(180deg,#0c1322 0%,#101a30 100%);
}

/* ---------- 基础 ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",Segoe UI,sans-serif;
  background:linear-gradient(180deg,#eef2f9 0%,var(--bg) 320px) fixed;
  color:var(--txt);font-size:14px;line-height:1.55;
}
::selection{background:rgba(79,110,247,.22)}
h1{font-size:20px;font-weight:700;letter-spacing:-.2px}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#c6cedd;border-radius:99px;border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:#a9b4c9;background-clip:content-box;border:2px solid transparent}
::-webkit-scrollbar-track{background:transparent}

/* ---------- 侧边导航（总后台/商户后台） ---------- */
aside{width:232px;background:var(--side-bg);color:#aebad0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;border-right:1px solid rgba(255,255,255,.04)}
aside::after{content:'';position:absolute;inset:0 0 auto 0;height:220px;pointer-events:none;
  background:radial-gradient(480px 200px at 0% 0%,rgba(79,110,247,.18),transparent 70%)}
.logo{padding:20px 18px 18px;font-weight:700;font-size:15.5px;color:#fff;border-bottom:1px solid rgba(255,255,255,.07);display:flex;align-items:center;gap:9px;letter-spacing:.2px}
.logo b{color:transparent;background:linear-gradient(120deg,#8fa8ff,#b7c6ff);-webkit-background-clip:text;background-clip:text}
nav{padding:12px 10px;flex:1;overflow:auto}
nav button{position:relative;display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:none;border:0;color:#a7b4cc;padding:10px 12px;border-radius:10px;cursor:pointer;font-size:13.5px;margin-bottom:3px;transition:all .16s ease}
nav button:hover{background:rgba(255,255,255,.06);color:#fff}
nav button.on{background:linear-gradient(135deg,rgba(79,110,247,.32),rgba(79,110,247,.10));color:#fff;font-weight:600;box-shadow:inset 0 0 0 1px rgba(122,146,255,.25)}
nav button.on::before{content:'';position:absolute;left:0;top:22%;bottom:22%;width:3px;border-radius:99px;background:linear-gradient(180deg,#8fa8ff,var(--brand));box-shadow:0 0 10px rgba(122,146,255,.8)}
nav .dot{width:8px;height:8px;border-radius:50%;flex:none;box-shadow:0 0 0 3px rgba(255,255,255,.06)}
.auth{padding:14px;border-top:1px solid rgba(255,255,255,.07);font-size:12.5px;color:#93a3bf}

/* 移动端胶囊导航 */
.mobilebar{display:none;gap:6px;overflow-x:auto;padding:10px 14px;background:var(--side-bg);position:sticky;top:0;z-index:5}
.mobilebar button{flex:none;background:rgba(255,255,255,.08);border:0;color:#b7c2d8;padding:7px 14px;border-radius:999px;font-size:12.5px;cursor:pointer;transition:all .15s}
.mobilebar button.on{background:var(--brand);color:#fff;font-weight:600;box-shadow:0 2px 8px rgba(79,110,247,.4)}

/* ---------- 顶栏（代理后台 body>.top，勿误伤 KPI 内部 .top） ---------- */
body>.top{background:var(--side-bg);color:#aebad0;padding:13px 26px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;border-bottom:1px solid rgba(255,255,255,.06)}
body>.top b{color:#fff}
body>.top a{color:#a9baff;text-decoration:none;font-size:13px;margin-left:14px;padding:4px 12px;border-radius:999px;background:rgba(255,255,255,.07);transition:all .15s}
body>.top a:hover{background:rgba(79,110,247,.35);color:#fff}
.kpi .top{display:flex;align-items:center;justify-content:flex-start;gap:9px;background:none;border:0;padding:0;border-radius:0}

/* ---------- 主区布局 ---------- */
main{flex:1;padding:24px 30px;overflow:auto;max-width:1240px}
.bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:10px;flex-wrap:wrap}
.tag{font-size:12px;color:var(--sub)}

/* ---------- 卡片 / 面板 ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px;margin-bottom:18px}
.card,.panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;margin-bottom:16px;
  animation:fadeUp .28s ease both;
}
.card{margin-bottom:0;padding:15px 17px}
@keyframes fadeUp{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
.card .k{color:var(--sub);font-size:12.5px;font-weight:500}
.card .v{font-size:23px;font-weight:800;margin-top:5px;letter-spacing:-.3px;font-variant-numeric:tabular-nums}
.card .v small{font-size:12px;color:var(--sub);font-weight:400;letter-spacing:0}
.panel h3{font-size:15px;font-weight:650;margin-bottom:14px;display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;letter-spacing:-.1px}
.panel h3::after{content:'';display:none}
.panel.dark{background:linear-gradient(160deg,#141e36,#0e1628);border-color:#2a3a5e;color:#e8eefb;box-shadow:var(--shadow-md)}
.panel.dark h3{color:#fff}
.panel.dark .k,.panel.dark .v{color:#e8eefb}
.panel.dark .h-item{background:#1b2745;border-color:#31436d}
.panel.dark .h-item .k{color:#9fb0d0}
.panel.dark .h-item .v{color:#fff}

/* ---------- KPI 指标卡 ---------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:15px;margin-bottom:18px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:17px 19px;position:relative;overflow:hidden;animation:fadeUp .3s ease both;transition:box-shadow .2s,transform .2s}
.kpi:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.kpi::before{content:'';position:absolute;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,var(--ac,#4f6ef7) 0%,color-mix(in srgb,var(--ac,#4f6ef7) 30%,transparent) 80%)}
.kpi::after{content:'';position:absolute;right:-36px;top:-36px;width:120px;height:120px;border-radius:50%;pointer-events:none;
  background:radial-gradient(closest-side,color-mix(in srgb,var(--ac,#4f6ef7) 13%,transparent),transparent)}
.kpi .top{display:flex;align-items:center;gap:9px}
.kpi .ico{width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:15px;background:color-mix(in srgb,var(--ac,#4f6ef7) 12%,#fff);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--ac,#4f6ef7) 18%,transparent)}
.kpi .k{color:var(--sub);font-size:12.5px;font-weight:500}
.kpi .v{font-size:26px;font-weight:800;margin-top:6px;letter-spacing:-.4px;font-variant-numeric:tabular-nums}
.kpi .v small{font-size:12px;color:var(--sub);font-weight:400;margin-left:2px;letter-spacing:0}
.delta{font-size:12px;font-weight:600;padding:2.5px 9px;border-radius:999px;margin-left:6px;vertical-align:3px}
.delta.up{background:#e7f8ee;color:#12a150} .delta.down{background:#fdeaea;color:var(--danger)} .delta.flat{background:#eef1f6;color:#52607a}

/* ---------- 表格 ---------- */
table{width:100%;border-collapse:separate;border-spacing:0}
th,td{text-align:left;padding:11px 10px;border-bottom:1px solid #eef1f6;font-size:13px;vertical-align:middle}
th{color:#667085;font-weight:600;font-size:12px;white-space:nowrap;background:#f8fafd;border-bottom:1px solid #e6eaf1}
th:first-child{border-radius:9px 0 0 9px}
th:last-child{border-radius:0 9px 9px 0}
tbody tr,table tr{transition:background .12s}
table tr:hover td{background:#f8faff}
tr:last-child td{border-bottom:0}
.cfg-row td{vertical-align:top}

/* ---------- 徽标 / 状态胶囊 ---------- */
.pill{display:inline-flex;align-items:center;padding:2.5px 10px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.1px}
.pill.g{background:#e7f8ee;color:#0e8f46}
.pill.o{background:#fdf3e4;color:#b45309}
.pill.r{background:#fdeaea;color:#d31f1f}
.pill.b{background:#e9efff;color:#3d5ce5}
.pill.p{background:#eceaff;color:#4f46c8}
.pill.gy{background:#eef1f6;color:#52607a}

/* ---------- 按钮 ---------- */
input,select,button.btn{font:inherit;border:1px solid #d3dae6;border-radius:9px;padding:7.5px 12px;background:#fff;transition:border-color .15s,box-shadow .15s,background .15s}
input:hover,select:hover{border-color:#b9c3d6}
input:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:var(--ring)}
input[type=number]{width:110px}
button{cursor:pointer}
button.btn{
  background:linear-gradient(180deg,#5d79ff,var(--brand));border:0;color:#fff;font-size:13px;font-weight:550;
  padding:8px 15px;border-radius:9px;
  box-shadow:0 1px 2px rgba(61,92,229,.4),inset 0 1px 0 rgba(255,255,255,.16);
  transition:filter .15s,box-shadow .15s,transform .1s;
}
button.btn:hover{filter:brightness(1.07);box-shadow:0 3px 10px rgba(61,92,229,.4),inset 0 1px 0 rgba(255,255,255,.16)}
button.btn:active{transform:translateY(1px);filter:brightness(.97)}
button.ghost{background:#fff;color:var(--brand-d);border:1px solid #c6d2fb;box-shadow:none}
button.ghost:hover{background:#f3f6ff;border-color:#a9bdfa}
button.mini{padding:4px 11px;font-size:12px;border-radius:8px}
button.danger{background:#fff;color:var(--danger);border:1px solid #f1bcbc;box-shadow:none}
button.danger:hover{background:#fff5f5;border-color:#e6a1a1}
button.ok{background:linear-gradient(180deg,#1db768,#12a150);border:0;box-shadow:0 1px 2px rgba(18,161,80,.4)}
button.warn-b{background:linear-gradient(180deg,#ea9a1f,#d97706);border:0;box-shadow:0 1px 2px rgba(217,119,6,.4)}

/* ---------- 表单 ---------- */
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.formgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(175px,1fr));gap:10px;align-items:end;margin-bottom:12px}
.field label{display:block;font-size:12px;color:var(--sub);margin-bottom:4px;font-weight:500}
.field input,.field select{width:100%}

/* ---------- 消息提示 ---------- */
.msg{font-size:12.5px;padding:9px 13px;border-radius:9px;margin:8px 0;display:none;line-height:1.5}
.msg.err{display:block;background:#fdeeee;color:#c31f1f;border:1px solid #f6cfcf}
.msg.ok{display:block;background:#e9f9f0;color:#0e8f46;border:1px solid #c4ecd4}
.msg:empty{display:none!important}

/* ---------- 其他组件 ---------- */
.kv{display:grid;grid-template-columns:auto 1fr;gap:7px 18px;font-size:13px;align-items:center}
.kv b{text-align:right;color:var(--sub);font-weight:500}
.code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#f2f5fa;border:1px solid #e4e9f2;padding:2px 7px;border-radius:6px;font-size:12px;color:#3a4660}
.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.empty{color:#98a2b8;text-align:center;padding:20px;font-size:13px}
.riskbar{height:8px;border-radius:99px;background:#e7ebf3;overflow:hidden;min-width:110px}
.riskbar i{display:block;height:100%;border-radius:99px}
.logs{background:#0d1526;color:#9be7ff;font-family:ui-monospace,Consolas,monospace;font-size:12px;padding:14px;border-radius:10px;max-height:260px;overflow:auto;white-space:pre-wrap;box-shadow:inset 0 0 0 1px rgba(255,255,255,.06)}
.sideinfo{font-size:12px;color:#8ea2c0}
.grid2{display:grid;grid-template-columns:2fr 1fr;gap:15px;margin-bottom:18px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:15px;margin-bottom:18px}
@media (max-width:1100px){.grid2,.grid3{grid-template-columns:1fr}}
.chart{width:100%;height:280px}
.chart-sm{width:100%;height:240px}

/* 排行榜 */
.rank li{display:flex;align-items:center;gap:11px;padding:8px 0;border-bottom:1px dashed #eef1f6;list-style:none}
.rank li:last-child{border-bottom:0}
.rank .no{width:23px;height:23px;border-radius:7px;background:#eef1f6;color:#52607a;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:none}
.rank .no.top{background:linear-gradient(135deg,#fbbf24,#f97316);color:#fff;box-shadow:0 2px 6px rgba(249,115,22,.35)}
.rank .nm{flex:1;font-size:13px}
.rank .val{font-weight:700;font-variant-numeric:tabular-nums}

/* 健康度 */
.health{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.health .h-item{background:#f8fafc;border:1px solid #eef1f6;border-radius:11px;padding:11px 13px;transition:border-color .15s}
.health .h-item:hover{border-color:#d9e2f2}
.health .h-item .k{font-size:11.5px;color:var(--sub)}
.health .h-item .v{font-size:17px;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
.rangebar button{padding:4.5px 13px;font-size:12px;border-radius:999px}

/* ---------- 套餐卡片 ---------- */
.pkg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(155px,1fr));gap:14px}
.pkg-card{position:relative;border:1.5px solid var(--line);border-radius:14px;padding:18px 12px 15px;text-align:center;cursor:pointer;transition:all .2s cubic-bezier(.2,.7,.3,1);background:#fff;box-shadow:var(--shadow)}
.pkg-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand)}
.pkg-card.rec{border-color:var(--brand);background:linear-gradient(180deg,#f4f6ff,#fff)}
.pkg-tag{position:absolute;top:-10px;right:12px;background:linear-gradient(135deg,#5d79ff,#8b5cf6);color:#fff;font-size:10.5px;padding:2.5px 10px;border-radius:99px;font-weight:600;box-shadow:0 2px 8px rgba(79,110,247,.4)}
.pkg-name{font-size:13px;color:var(--sub);font-weight:500}
.pkg-cny{font-size:25px;font-weight:800;margin:5px 0 2px;letter-spacing:-.5px;font-variant-numeric:tabular-nums}
.pkg-pts{font-size:12.5px;color:#0d9488;font-weight:600}
.pkg-bonus{font-size:11.5px;color:#f59e0b;margin-top:2px}

/* 代理邀请码盒 */
.codebox{display:flex;gap:10px;align-items:center;background:linear-gradient(135deg,#f5f7ff,#fdfbff);border:1px solid #d8e0f8;border-radius:11px;padding:12px 14px}

/* ---------- 配置中心（总后台） ---------- */
.grp{display:inline-block;margin:2px 6px 2px 0;font-size:12px}
.grp.on{background:var(--brand)!important;border-color:var(--brand)!important;color:#fff!important}

/* ---------- 响应式 ---------- */
@media (max-width:960px){
  aside{display:none}
  .mobilebar{display:flex}
  main{padding:16px 14px}
}

/* ============================================================
   PC 开播台（深色 OBS 风格 · 精修）
   ============================================================ */
body{background:var(--bg)}
.workspace{gap:12px;padding:12px}
.panel{border-radius:14px;transition:border-color .15s}
.panel:hover{border-color:#33415f}
button{border-radius:9px;transition:all .14s}
button:hover{border-color:#4a5a85;filter:brightness(1.12)}
button.btn-p{background:linear-gradient(180deg,#5d79ff,var(--brand));border:0;box-shadow:0 1px 6px rgba(79,110,247,.4);font-weight:600}
button.btn-p:hover{filter:brightness(1.08)}
.stage-wrap{border-radius:12px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.05),0 8px 28px -12px rgba(0,0,0,.6)}
.form-cell{transition:all .14s}
.form-cell:hover{border-color:#4a5a85}
.form-cell.on{background:linear-gradient(160deg,#5d79ff,var(--brand));border-color:var(--brand);box-shadow:0 2px 10px rgba(79,110,247,.4)}
.live-tag{box-shadow:0 0 14px rgba(248,113,113,.5)}
.titlebar{background:#080c16}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#313e5e;border-radius:99px;border:2px solid transparent;background-clip:content-box}

/* ============================================================
   信息架构 v2：侧栏分组 / 版块栅格 / 页头
   ============================================================ */

/* 页头：标题行 + 分隔线（大厂后台标配） */
.bar{padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:20px}
.bar h1{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.bar .tag{font-weight:400}

/* 侧栏导航分组标签 */
.navgroup{font-size:11px;font-weight:600;color:rgba(255,255,255,.38);letter-spacing:.14em;padding:16px 12px 6px;user-select:none}
nav .navgroup:first-child{padding-top:2px}

/* 版块栅格：主列 + 侧列（打破全宽堆叠） */
.ops-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:15px;align-items:start}
.ops-grid>div>.panel:last-child{margin-bottom:0}
.duo-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;align-items:start}
@media (max-width:1100px){.ops-grid,.duo-grid{grid-template-columns:1fr}}

/* 右列说明卡（紧凑规则/提示） */
.sidecard .rule{display:flex;gap:10px;align-items:baseline;padding:8px 0;border-bottom:1px dashed #eef1f6;font-size:12.5px}
.sidecard .rule:last-child{border-bottom:0}
.sidecard .rule b{flex:none;font-variant-numeric:tabular-nums}

/* ---------- 配置中心：分组侧栏 + 条目行 ---------- */
.cfg-layout{display:grid;grid-template-columns:225px 1fr;gap:15px;align-items:start}
.cfg-nav{position:sticky;top:16px;display:flex;flex-direction:column;gap:3px}
.cfg-nav button{display:flex;align-items:center;gap:8px;text-align:left;background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 12px;font-size:13px;color:var(--txt);cursor:pointer;transition:all .14s;box-shadow:var(--shadow)}
.cfg-nav button:hover{border-color:#c4cfe6}
.cfg-nav button.on{border-color:var(--brand);background:#f3f6ff;color:var(--brand-d);font-weight:600}
.cfg-nav .cnt{margin-left:auto;font-size:11px;color:var(--sub);background:#eef1f6;border-radius:99px;padding:1px 8px;font-weight:600}
.cfg-nav button.on .cnt{background:rgba(79,110,247,.14);color:var(--brand-d)}
.cfg-item{display:flex;justify-content:space-between;gap:20px;padding:13px 2px;border-bottom:1px solid #eef1f6;align-items:flex-start}
.cfg-item:last-child{border-bottom:0}
.cfg-item:hover{background:#fafbfe}
.ci-info{flex:1;min-width:0}
.ci-info .key{font-size:11px;color:var(--sub);margin:0 4px}
.ci-info .desc{font-size:12px;color:var(--sub);margin-top:4px;line-height:1.6}
.ci-ctl{flex:none;width:330px;display:flex;flex-direction:column;gap:7px}
.ci-ctl input,.ci-ctl select,.ci-ctl textarea{width:100%}
.ci-ctl .btn{align-self:flex-end;min-width:88px}
@media (max-width:900px){.cfg-layout{grid-template-columns:1fr}.cfg-nav{position:static;flex-direction:row;flex-wrap:wrap}.ci-ctl{width:100%}}