:root {
  --bg: #0f1216; --card: #171b21; --line: #262c35; --fg: #e6e9ee; --muted: #8a94a3;
  --accent: #4f8cff; --green: #22c55e; --red: #ef4444; --amber: #f59e0b;
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); }
[hidden] { display: none !important; }
h1 { font-size: 20px; margin: 0 0 12px; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 20px 0 8px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
header { display: flex; align-items: center; gap: 16px; padding: 10px 16px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
nav button { background: none; color: var(--muted); border: 0; padding: 6px 10px; border-radius: 6px; }
nav button.on { background: var(--card); color: var(--fg); }
main { padding: 16px; max-width: 1200px; margin: 0 auto; }
button { background: var(--accent); color: #fff; border: 0; border-radius: 6px; padding: 8px 14px; cursor: pointer; font: inherit; }
button.ghost { background: none; border: 1px solid var(--line); color: var(--fg); }
button.danger { background: var(--red); }
button.small { padding: 3px 8px; font-size: 12px; }
button:disabled { opacity: .5; cursor: default; }
input, select { background: var(--bg); color: var(--fg); border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; font: inherit; width: 100%; }
input[type=radio], input[type=checkbox] { width: auto; }
label { display: block; margin-bottom: 10px; color: var(--muted); }
label > input, label > select { margin-top: 4px; }
label.inline { display: flex; gap: 6px; align-items: center; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.narrow { width: 340px; max-width: calc(100vw - 32px); }
.center { min-height: 100vh; display: grid; place-items: center; }
.grid2 { display: grid; grid-template-columns: minmax(280px, 380px) 1fr; gap: 16px; }
@media (max-width: 800px) { .grid2 { grid-template-columns: 1fr; } }
.row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.stats { display: flex; gap: 12px; flex-wrap: wrap; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; min-width: 160px; }
.stat b { display: block; font-size: 20px; }
.muted { color: var(--muted); }
.err { color: var(--red); min-height: 1em; }
.ok { color: var(--green); }
.pos { color: var(--green); } .neg { color: var(--red); }
.seg { display: flex; gap: 16px; margin-bottom: 10px; }
.seg label { display: flex; gap: 6px; align-items: center; margin: 0; color: var(--fg); }
.inline-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.inline-form > input, .inline-form > select { width: auto; flex: 1 1 120px; }
.inline-form label { margin: 0; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
.badge { padding: 2px 8px; border-radius: 99px; font-size: 12px; font-weight: 600; }
.badge.red { background: var(--red); color: #fff; }
.badge.amber { background: var(--amber); color: #111; }
.badge.green { background: var(--green); color: #111; }
.badge.grey { background: var(--line); color: var(--fg); }
.banner { background: #3b2a0a; color: var(--amber); padding: 10px 16px; border-bottom: 1px solid var(--line); }
.bot { display: grid; gap: 6px; }
.bot .actions { display: flex; gap: 6px; flex-wrap: wrap; }
.big-switch { display: flex; align-items: center; justify-content: space-between; gap: 12px; }