/* 后台样式（照 24K 主控台：深色侧栏 + 金色品牌 + 白色圆角卡片）。本地文件，不加载任何外部字体 / CDN（CSP 'self'）。
   正数绿、负数红，不翻转（业主设计标准）。颜色全部是变量，跟系统深浅色走。 */
:root {
  --bg: #eef0f4; --surface: #fff; --surface-2: #f4f6f9; --ink: #191d25; --ink-2: #5a6473; --ink-3: #8a94a3;
  --line: #e1e5eb; --line-2: #cfd5de; --accent: #a86a12; --accent-soft: #c98a2a; --gold: #c08a17;
  --up: #1f9d57; --down: #d83b40; --ok: #e7f6ec; --bad: #fdeaea; --warn-bg: #fbf3e4;
  --nav: #171b22; --nav-ink: #c7cfdb; --nav-ink-2: #8a94a5; --nav-hover: #232935; --nav-on: #2e2413; --nav-on-ink: #f0c64e;
  --shadow: 0 1px 2px rgba(20, 25, 35, .05), 0 6px 18px rgba(20, 25, 35, .05);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1015; --surface: #141920; --surface-2: #1b222b; --ink: #e7ebf2; --ink-2: #98a3b2; --ink-3: #697384;
    --line: #262e39; --line-2: #333d4a; --accent: #e0a63c; --accent-soft: #f0c64e; --gold: #f0c64e;
    --up: #2eb56a; --down: #e5484d; --ok: #16311f; --bad: #341819; --warn-bg: #2a2210;
    --nav: #0a0d12; --nav-ink: #c7cfdb; --nav-ink-2: #697384; --nav-hover: #1a212b; --nav-on: #2a2210; --nav-on-ink: #f0c64e;
    --shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 8px 24px rgba(0, 0, 0, .3);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0d1015; --surface: #141920; --surface-2: #1b222b; --ink: #e7ebf2; --ink-2: #98a3b2; --ink-3: #697384;
  --line: #262e39; --line-2: #333d4a; --accent: #e0a63c; --accent-soft: #f0c64e; --gold: #f0c64e;
  --up: #2eb56a; --down: #e5484d; --ok: #16311f; --bad: #341819; --warn-bg: #2a2210;
  --nav: #0a0d12; --nav-ink: #c7cfdb; --nav-ink-2: #697384; --nav-hover: #1a212b; --nav-on: #2a2210; --nav-on-ink: #f0c64e;
  --shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 8px 24px rgba(0, 0, 0, .3);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--ink); font-size: 14px; line-height: 1.55;
  font-family: "IBM Plex Sans", "PingFang TC", "PingFang SC", "Microsoft JhengHei", "Microsoft YaHei", "Noto Sans CJK TC",
    "Noto Sans TC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  display: grid; grid-template-columns: 208px minmax(0, 1fr); min-height: 100vh;
}
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- 侧栏 ---------- */
aside { background: var(--nav); color: var(--nav-ink); }
.side-in { position: sticky; top: 0; max-height: 100vh; overflow-y: auto; display: flex; flex-direction: column; min-height: 100vh; }
.brand { display: flex; align-items: center; gap: 10px; padding: 16px 14px 14px; border-bottom: 1px solid rgba(255, 255, 255, .06); }
.brand .g {
  width: 34px; height: 34px; border-radius: 10px; flex: none; display: grid; place-items: center;
  background: linear-gradient(150deg, var(--accent), var(--accent-soft)); color: #fff; font-weight: 800; font-size: 15px;
  box-shadow: 0 3px 10px rgba(200, 138, 42, .35); letter-spacing: -.5px;
}
.brand b { display: block; font-size: 16px; color: var(--nav-on-ink); letter-spacing: 1px; line-height: 1.15; }
.brand .sub { font-size: 11px; color: var(--nav-ink-2); margin-top: 2px; }
aside nav { padding: 4px 8px 16px; flex: 1; }
.navgroup .gt {
  font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--nav-on-ink); opacity: .85;
  padding: 14px 10px 6px;
}
.navitem {
  display: block; padding: 8px 12px; margin: 1px 0; border-radius: 9px; font-size: 13.5px;
  color: var(--nav-ink); text-decoration: none; transition: background .13s, color .13s;
}
.navitem:hover { background: var(--nav-hover); }
.navitem.on {
  background: linear-gradient(90deg, var(--nav-on), transparent 92%); color: var(--nav-on-ink); font-weight: 600;
  box-shadow: inset 3px 0 0 var(--nav-on-ink);
}
.navfoot { padding: 12px 14px; font-size: 11.5px; color: var(--nav-ink-2); border-top: 1px solid rgba(255, 255, 255, .06); }

/* ---------- 顶栏 + 主区 ---------- */
.shell { min-width: 0; display: flex; flex-direction: column; }
header {
  position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 12px 24px; background: var(--surface); border-bottom: 1px solid var(--line);
}
header .title { font-size: 17px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
header .title::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
header .sp { margin-left: auto; }
header .who { font-size: 12px; color: var(--ink-3); }
.hbtn, button, .btn {
  font: inherit; font-size: 13px; font-weight: 600; color: var(--ink); background: var(--surface-2);
  border: 1px solid var(--line-2); border-radius: 9px; padding: 6px 14px; cursor: pointer; text-decoration: none;
  transition: border-color .13s, color .13s;
}
.hbtn:hover, button:hover:not([disabled]) { border-color: var(--accent); color: var(--accent); }
button[disabled] { cursor: not-allowed; opacity: .5; }
form.inline { display: inline; }
main { padding: 20px 24px 56px; display: grid; gap: 16px; max-width: 1360px; width: 100%; }
main > h1 { display: none; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px;
  box-shadow: var(--shadow); min-width: 0;
}
.card h2 { margin: 0 0 12px; font-size: 15.5px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.card h2::before { content: ""; width: 3px; height: 15px; border-radius: 2px; background: var(--accent); flex: none; }
.card h2:not(:first-child) { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.card > :not(:first-child) h2:first-child { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
svg.chart { margin-bottom: 6px; }
.card h3 { font-size: 14px; margin: 16px 0 8px; color: var(--ink-2); }
.card > p, .lead > p { color: var(--ink-2); }
.lead { display: grid; gap: 12px; }
.lead:empty { display: none; }

/* ---------- 总览数字卡 ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.kpi {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; box-shadow: var(--shadow);
  display: grid; gap: 6px; align-content: start;
}
.kpi .k { font-size: 12px; color: var(--ink-3); font-weight: 600; letter-spacing: .04em; }
.kpi .v { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.15; }
.chip { justify-self: start; font-size: 11.5px; font-weight: 600; border-radius: 20px; padding: 2px 10px; }
.chip.ok { background: var(--ok); color: var(--up); }
.chip.bad { background: var(--bad); color: var(--down); }

/* ---------- 表格 ---------- */
.tw { overflow-x: auto; margin: 4px 0 6px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left; font-size: 11.5px; font-weight: 600; color: var(--ink-3); letter-spacing: .03em;
  padding: 8px 10px; border-bottom: 1px solid var(--line-2); background: var(--surface-2); white-space: nowrap;
}
th:first-child { border-top-left-radius: 8px; } th:last-child { border-top-right-radius: 8px; }
td { padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tbody tr:hover td { background: color-mix(in srgb, var(--accent) 5%, transparent); }
tbody tr:last-child td { border-bottom: 0; }
td { font-variant-numeric: tabular-nums; }
thead:not(:has(th:not(:empty))) { display: none; }
td:first-child { white-space: nowrap; }

/* ---------- 文字 / 状态 ---------- */
.pos { color: var(--up); } .neg { color: var(--down); }
.thin { color: var(--accent); font-weight: 600; }
.error { color: var(--down); background: var(--bad); padding: 10px 14px; border-radius: 10px; margin: 0; }
.msg { color: var(--up); background: var(--ok); padding: 10px 14px; border-radius: 10px; margin: 0; }
.muted { color: var(--ink-3); }
.badge { display: inline-block; font-size: 11.5px; font-weight: 600; border-radius: 20px; padding: 1px 9px; background: var(--surface-2); color: var(--ink-2); }
.badge.ok { background: var(--ok); color: var(--up); }
.badge.stop { background: var(--bad); color: var(--down); }
.toggle { display: flex; flex-wrap: wrap; gap: 6px; }
.toggle a {
  font-size: 13px; font-weight: 600; color: var(--ink-2); text-decoration: none; border: 1px solid var(--line-2);
  border-radius: 9px; padding: 5px 12px; background: var(--surface);
}
.toggle a.active { color: var(--accent); border-color: var(--accent); background: var(--warn-bg); }

/* ---------- 表单 ---------- */
label { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; margin: 6px 0; font-size: 13px; color: var(--ink-2); }
input, select, textarea {
  font: inherit; font-size: 13.5px; color: var(--ink); background: var(--surface-2);
  border: 1px solid var(--line-2); border-radius: 9px; padding: 7px 10px;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: none; }
form { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; }
.danger button { color: var(--down); border-color: var(--down); background: var(--surface); }
.danger button:hover { background: var(--bad); color: var(--down); }
.reauth { color: var(--accent); }

/* ---------- 图 / 预格式 ---------- */
svg.chart { width: 100%; max-width: 980px; height: 230px; display: block; background: var(--surface-2); border-radius: 10px; }
svg.chart .zero { stroke: var(--ink-3); stroke-dasharray: 5 5; stroke-width: 1; vector-effect: non-scaling-stroke; }
svg.chart .line { fill: none; stroke-width: 2.4; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
svg.chart .line.pos { stroke: var(--up); } svg.chart .line.neg { stroke: var(--down); }
svg.chart .area { stroke: none; opacity: .12; }
svg.chart .area.pos { fill: var(--up); } svg.chart .area.neg { fill: var(--down); }
pre {
  white-space: pre-wrap; background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px;
  font-family: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace; font-size: 12.5px; margin: 0;
}

/* ---------- 登录页 ---------- */
body.solo { display: block; }
.solo-top { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; background: var(--nav); }
.solo-top .brand { border: 0; padding: 0; }
body.solo main { max-width: 420px; margin: 48px auto; display: block; padding: 0 16px; }
.login-card h1 { margin: 0 0 14px; font-size: 20px; }
form.login { display: grid; gap: 4px; }
form.login label { display: grid; gap: 4px; }
form.login button { margin-top: 10px; padding: 9px 14px; }

/* ---------- 账号管理：二维码固定黑白（深色模式也要能扫）---------- */
.qrbox { display: flex; flex-wrap: wrap; gap: 20px; align-items: flex-start; }
svg.qr { width: 240px; height: 240px; flex: none; border-radius: 10px; border: 1px solid var(--line-2); }
svg.qr .qr-bg { fill: #fff; } svg.qr .qr-fg { fill: #000; }
.qrbox code { font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace; font-size: 15px; letter-spacing: .08em; word-break: break-all;
  background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; padding: 4px 8px; }
.acts { display: flex; flex-wrap: wrap; gap: 6px; }
.acts form { display: flex; gap: 6px; }

/* ---------- 窄屏：侧栏变成顶部横排 ---------- */
@media (max-width: 860px) {
  body { display: block; }
  .side-in { position: static; max-height: none; min-height: 0; }
  aside nav { display: flex; flex-wrap: wrap; gap: 2px 10px; padding: 4px 10px 10px; }
  .navgroup { display: flex; flex-wrap: wrap; align-items: center; gap: 2px; }
  .navgroup .gt { padding: 6px 6px 6px 2px; }
  .navitem { padding: 6px 10px; }
  .navfoot { display: none; }
  header { padding: 10px 16px; }
  main { padding: 14px 16px 40px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }