/* AirMonitor 云端样式（移动端自适应，无外部字体/CDN，A-26） */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0f172a; --card: #1e293b; --line: #334155;
  --fg: #e2e8f0; --muted: #94a3b8; --dim: #64748b;
  --good: #22c55e; --warn: #eab308; --bad: #ef4444;
  --accent: #3b82f6;
}
html { color-scheme: dark; }
body {
  font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--fg); padding: 12px; font-size: 15px;
}
.wrap { max-width: 1080px; margin: 0 auto; }
a { color: #60a5fa; text-decoration: none; }

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 4px 14px;
}
.topbar .brand { font-size: 18px; font-weight: 600; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; margin-bottom: 14px;
}
.card.warn { border-color: #7c2d12; background: #2a1a12; }

h1 { font-size: 20px; margin-bottom: 6px; }
h2 { font-size: 15px; margin-bottom: 10px; color: var(--muted); }
.muted { color: var(--muted); font-size: 13px; }

button, .btn {
  background: var(--accent); color: #fff; border: 0; border-radius: 8px;
  padding: 9px 16px; font-size: 14px; cursor: pointer; margin-top: 8px;
}
.btn.sm { padding: 7px 12px; margin-top: 0; }
button:active { opacity: .85; }

label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 4px; }
input {
  width: 100%; padding: 10px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg); color: var(--fg); font-size: 15px;
}

/* 登录页 */
body.login-page { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-box { width: 100%; max-width: 360px; text-align: center; }
.login-box label { text-align: left; }
.login-box h1 { margin-bottom: 2px; }

/* 设备卡片 */
.dev-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.dev-name { font-size: 17px; font-weight: 600; color: var(--fg); }
.online-badge { font-size: 13px; }
.online-badge.on { color: var(--good); }
.online-badge.off { color: var(--dim); }

.metrics-row { display: flex; flex-wrap: wrap; gap: 10px; }
.metric {
  flex: 1 1 88px; min-width: 88px; background: var(--bg); border-radius: 10px;
  padding: 10px 8px; text-align: center; border-bottom: 3px solid var(--dim);
}
.metric.good { border-bottom-color: var(--good); }
.metric.warn { border-bottom-color: var(--warn); }
.metric.bad  { border-bottom-color: var(--bad); }
.metric.na   { border-bottom-color: var(--dim); }
.metric .mv { font-size: 20px; font-weight: 700; display: block; }
.metric.warn .mv { color: var(--warn); }
.metric.bad .mv  { color: var(--bad); }
.metric .mu { font-size: 11px; color: var(--muted); display: block; }
.metric .ml { font-size: 12px; color: var(--muted); }
.dev-foot { margin-top: 10px; font-size: 12px; }

/* 表格 */
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th, .tbl td { padding: 8px 6px; border-bottom: 1px solid var(--line); text-align: left; }
.tbl th { color: var(--muted); font-weight: 500; }
.ok { color: var(--good); } .bad { color: var(--bad); }
table.diag td:nth-child(odd) { color: var(--muted); width: 22%; }

/* 图表区 */
.row-flex { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.ranges { display: flex; gap: 6px; align-items: center; }
.chip {
  border: 1px solid var(--line); color: var(--muted); border-radius: 999px;
  padding: 4px 12px; font-size: 13px; cursor: pointer; background: transparent;
}
.chip.sel { border-color: var(--accent); color: #fff; background: var(--accent); }
.metrics-checks { margin: 6px 0; display: flex; flex-wrap: wrap; gap: 4px 14px; }
.chk { display: flex; align-items: center; gap: 5px; font-size: 13px; color: var(--fg); margin: 0; }
.chk input { width: 15px; height: 15px; }
.chart { width: 100%; height: 340px; }

/* 令牌展示 */
.card.token code {
  display: block; background: var(--bg); border: 1px dashed var(--warn);
  border-radius: 8px; padding: 12px; margin: 10px 0; font-size: 15px;
  word-break: break-all; color: #fde68a; user-select: all;
}
.inline-form { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.inline-form input { flex: 1 1 200px; margin: 0; }

@media (max-width: 640px) {
  .chart { height: 260px; }
  .metric .mv { font-size: 17px; }
}