:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --text: #1c2330;
  --muted: #667085;
  --border: #e3e6eb;
  --accent: #2f6fde;
  --accent-text: #ffffff;
  --ok: #1f9d55;
  --warn: #c98a00;
  --bad: #d64545;
  --chip: #eef1f5;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11151c;
    --panel: #1a2029;
    --text: #e5e9f0;
    --muted: #8b95a5;
    --border: #2a323e;
    --accent: #5b8ff0;
    --chip: #232b36;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.hidden { display: none !important; }
header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
  flex-wrap: wrap;
}
.brand { font-weight: 700; font-size: 16px; }
nav { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
nav button { background: none; border: 0; color: var(--muted); padding: 6px 10px; border-radius: 6px; cursor: pointer; font: inherit; }
nav button.active, nav button:hover { background: var(--chip); color: var(--text); }
main { padding: 20px; max-width: 1300px; margin: 0 auto; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 18px 0 8px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.stat .label { color: var(--muted); font-size: 12px; }
.stat .value { font-size: 24px; font-weight: 650; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--border); vertical-align: middle; white-space: nowrap; }
td.wrap { white-space: normal; word-break: break-word; }
th { color: var(--muted); font-weight: 550; font-size: 12px; }
tr:last-child td { border-bottom: 0; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; background: var(--chip); }
.badge.ok { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.badge.warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.badge.bad { background: color-mix(in srgb, var(--bad) 18%, transparent); color: var(--bad); }
.badge.best { background: var(--accent); color: var(--accent-text); }
button, .btn {
  font: inherit; padding: 6px 12px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text); cursor: pointer; text-decoration: none; display: inline-block;
}
button:hover, .btn:hover { border-color: var(--accent); }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button.danger { color: var(--bad); }
button.ghost { border-color: transparent; background: none; }
button.small, .btn.small { padding: 2px 8px; font-size: 12px; }
.row { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; margin-bottom: 10px; }
.row:has(> h2) { align-items: center; }
.row > h2 { margin: 0; }
.row label { display: flex; flex-direction: column; gap: 3px; font-size: 12px; color: var(--muted); }
input, select {
  font: inherit; padding: 6px 8px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); min-width: 0;
}
.actions { display: flex; gap: 6px; flex-wrap: wrap; }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 340px; display: flex; flex-direction: column; gap: 12px; }
.login-card label { display: flex; flex-direction: column; gap: 4px; }
.login-card h1 { margin: 0 0 4px; font-size: 20px; }
.error { color: var(--bad); min-height: 1em; margin: 0; }
dialog { border: 1px solid var(--border); border-radius: 10px; background: var(--panel); color: var(--text); padding: 18px; width: min(460px, calc(100vw - 32px)); }
dialog::backdrop { background: rgb(0 0 0 / 40%); }
#dialog-form { display: flex; flex-direction: column; gap: 10px; }
#dialog-form label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
#dialog-form label.check { flex-direction: row; align-items: center; gap: 8px; }
.toast { position: fixed; bottom: 18px; right: 18px; background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; z-index: 20; max-width: 420px; }
.toast.err { background: var(--bad); color: #fff; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 16px; }
.lvl-warn td:first-child { border-left: 3px solid var(--warn); }
.lvl-error td:first-child { border-left: 3px solid var(--bad); }
.hint { color: var(--muted); font-size: 12px; margin: 4px 0 10px; }
@media (max-width: 600px) {
  main { padding: 12px; }
  header { padding: 8px 12px; gap: 8px; }
  nav { order: 3; flex-basis: 100%; flex-wrap: nowrap; overflow-x: auto; }
  nav button { white-space: nowrap; }
  #logout { margin-left: auto; }
  .grid2 { grid-template-columns: 1fr; }
}