:root {
  --bg: #ffffff;
  --panel: #f6f8fa;
  --text: #1b2430;
  --muted: #5d6b7a;
  --line: #e3e8ee;
  --accent: #0b6bcb;
  --accent-text: #ffffff;
  --bad: #b42318;
  --bad-bg: #fdecea;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f141a;
    --panel: #161d25;
    --text: #e6ebf0;
    --muted: #94a3b3;
    --line: #26303b;
    --accent: #4c9ef0;
    --accent-text: #0f141a;
    --bad: #ff8a80;
    --bad-bg: #3a1b1a;
  }
}
:root[data-theme="dark"] {
  --bg: #0f141a; --panel: #161d25; --text: #e6ebf0; --muted: #94a3b3; --line: #26303b;
  --accent: #4c9ef0; --accent-text: #0f141a; --bad: #ff8a80; --bad-bg: #3a1b1a;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.top { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; padding: 16px; border-bottom: 1px solid var(--line); }
.top h1 { margin: 0; font-size: 18px; }
.sub { color: var(--muted); font-size: 13px; }
main { padding: 16px; max-width: 1400px; margin: 0 auto; }

.controls { display: grid; gap: 10px; margin-bottom: 14px; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.label { color: var(--muted); font-size: 13px; }
.presets, .chips { display: flex; flex-wrap: wrap; gap: 6px; }
.custom { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

button, input {
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: 6px; padding: 5px 10px;
}
button { cursor: pointer; }
button:hover { border-color: var(--accent); }
button.on { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button:disabled { opacity: .4; cursor: not-allowed; }
input[type="search"] { min-width: 220px; flex: 1 1 220px; max-width: 360px; }
.meta { color: var(--muted); font-size: 12px; }

.msg { padding: 10px 12px; border-radius: 6px; background: var(--panel); margin-bottom: 12px; }
.msg.err { background: var(--bad-bg); color: var(--bad); }

.tablewrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
th, td { padding: 7px 10px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { position: sticky; top: 0; background: var(--panel); cursor: pointer; user-select: none; font-weight: 600; }
th.num, td.num { text-align: right; }
th.sorted::after { content: " ▾"; color: var(--muted); }
th.sorted.asc::after { content: " ▴"; }
tfoot td { font-weight: 600; background: var(--panel); }
tbody tr:hover { background: var(--panel); }

.status { margin-top: 20px; padding: 12px 14px; background: var(--panel); border-radius: 8px; }
.status h2 { margin: 0 0 8px; font-size: 14px; }
.status dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 0; }
.status dt { color: var(--muted); }
.status dd { margin: 0; overflow-wrap: anywhere; }
.status .bad { color: var(--bad); }