:root {
  --bg: #0f1115;
  --panel: #161a22;
  --panel-2: #1d2230;
  --border: #262c3a;
  --text: #e6e8ee;
  --muted: #8a92a6;
  --accent: #4f8cff;
  --accent-2: #2d6df0;
  --danger: #ff5c5c;
  --warn: #ffb14a;
  --ok: #4ad295;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7fb;
    --panel: #ffffff;
    --panel-2: #f0f2f7;
    --border: #dfe3ec;
    --text: #1a1f2c;
    --muted: #687085;
    --accent: #2d6df0;
    --accent-2: #1f57c8;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font: 14px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea {
  font: inherit; color: inherit;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px;
  padding: 8px 10px;
}
button {
  cursor: pointer; background: var(--accent); border-color: var(--accent); color: white;
  transition: background .12s;
}
button:hover { background: var(--accent-2); }
button.secondary { background: var(--panel-2); color: var(--text); border-color: var(--border); }
button.secondary:hover { background: var(--panel); }
button.danger { background: transparent; color: var(--danger); border-color: var(--danger); }
button.danger:hover { background: var(--danger); color: white; }
button:disabled { opacity: .5; cursor: not-allowed; }
input[type=text], input[type=email], input[type=password], input[type=number], textarea, select { width: 100%; }
label { display: block; font-size: 12px; color: var(--muted); margin: 12px 0 4px; text-transform: uppercase; letter-spacing: .04em; }
.app { max-width: 1100px; margin: 0 auto; padding: 24px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.topbar h1 { font-size: 18px; margin: 0; font-weight: 600; }
.tabs { display: flex; gap: 4px; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.tabs button {
  background: transparent; border: none; border-bottom: 2px solid transparent; color: var(--muted);
  padding: 8px 14px; border-radius: 0;
}
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 16px; }
.panel h2 { margin: 0 0 12px; font-size: 15px; font-weight: 600; }
.row { display: flex; gap: 12px; align-items: center; }
.row > * { flex: 1; }
.row.tight { gap: 8px; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); font-size: 12px; }
.pill {
  display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; line-height: 18px;
  background: var(--panel-2); border: 1px solid var(--border);
}
.pill.ok { color: var(--ok); border-color: var(--ok); }
.pill.warn { color: var(--warn); border-color: var(--warn); }
.pill.bad { color: var(--danger); border-color: var(--danger); }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 500; }
tr:hover td { background: var(--panel-2); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px; padding: 4px 4px 4px 10px; font-size: 12px; }
.chip button { background: transparent; border: none; color: var(--muted); padding: 0 8px; font-size: 14px; }
.chip button:hover { color: var(--danger); background: transparent; }
.add-chip { display: flex; gap: 6px; margin-top: 6px; }
.add-chip input { flex: 1; }
.add-chip button { flex: 0 0 auto; padding: 6px 12px; }
.actions { display: flex; gap: 8px; margin-top: 20px; }
.actions.spread { justify-content: space-between; }
.error-banner { background: rgba(255, 92, 92, .12); border: 1px solid var(--danger); color: var(--danger); padding: 8px 12px; border-radius: 6px; margin-bottom: 12px; font-size: 13px; }
.field-error { color: var(--danger); font-size: 12px; margin-top: 4px; }
.toggle { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.toggle input { width: auto; }
.login { max-width: 360px; margin: 80px auto; }
.empty { text-align: center; color: var(--muted); padding: 32px; }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 12px; font-size: 13px; }
.kv .k { color: var(--muted); }
hr { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
.limits-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
@media (max-width: 720px) {
  .limits-grid, .row { grid-template-columns: 1fr; flex-direction: column; }
  .row > * { width: 100%; }
}