:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1c2330;
  --muted: #667085;
  --border: #e3e6ec;
  --primary: #4f46e5;
  --primary-text: #ffffff;
  --danger: #dc2626;
  --ok: #16a34a;
  --warn: #d97706;
  --code-bg: #0f172a;
  --code-text: #e2e8f0;
  --radius: 10px;
  font-family: Inter, system-ui, -apple-system, 'Segoe UI', sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1116;
    --surface: #171b22;
    --text: #e6e9ef;
    --muted: #98a2b3;
    --border: #2a303a;
    --primary: #818cf8;
    --primary-text: #0e1116;
    --danger: #f87171;
    --ok: #4ade80;
    --warn: #fbbf24;
  }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.5; }
h1, h2, h3 { margin: 0; font-weight: 600; }
button, input, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }

.center { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card, .login { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.login { width: min(380px, 100%); display: grid; gap: 14px; }
.login h1 { font-size: 20px; }
.muted { color: var(--muted); }

label { display: grid; gap: 4px; font-weight: 500; }
input, select { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; min-width: 0; }
input:focus-visible, select:focus-visible, button:focus-visible { outline: 2px solid var(--primary); outline-offset: 1px; }

button { border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 7px 12px; cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--primary); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
button.danger { color: var(--danger); border-color: var(--danger); }
button.danger.armed { background: var(--danger); color: #fff; }
button.small { padding: 3px 8px; font-size: 12px; }

.shell { display: grid; grid-template-rows: auto 1fr; min-height: 100vh; }
.topbar { display: flex; gap: 12px; align-items: center; justify-content: space-between; padding: 12px 20px; border-bottom: 1px solid var(--border); background: var(--surface); }
.topbar .who { display: flex; gap: 10px; align-items: center; }
.badge { padding: 2px 8px; border-radius: 999px; border: 1px solid var(--border); font-size: 12px; color: var(--muted); }
.badge.ok { color: var(--ok); border-color: var(--ok); }
.badge.bad { color: var(--danger); border-color: var(--danger); }
.badge.warn { color: var(--warn); border-color: var(--warn); }

.layout { display: grid; grid-template-columns: 220px 1fr; gap: 16px; padding: 16px 20px; align-items: start; }
.services { display: grid; gap: 4px; }
.services button { text-align: left; }
.services button.active { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
.main { display: grid; gap: 14px; min-width: 0; }

.tabs { display: flex; gap: 6px; }
.tabs button.active { border-color: var(--primary); color: var(--primary); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.cards .card { padding: 12px 14px; }
.cards .label { color: var(--muted); font-size: 12px; }
.cards .value { font-size: 18px; font-weight: 600; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
td input { width: 100%; }
tr.deleted td:not(:last-child) { text-decoration: line-through; opacity: .55; }
tr.changed { background: color-mix(in srgb, var(--primary) 8%, transparent); }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; }
.logs { background: var(--code-bg); color: var(--code-text); border-radius: var(--radius); padding: 12px; max-height: 60vh; overflow: auto; font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; word-break: break-all; margin: 0; }

.pending { position: sticky; bottom: 12px; display: flex; gap: 10px; align-items: center; justify-content: space-between; border: 1px solid var(--primary); }
.diff { display: grid; gap: 6px; font-family: ui-monospace, Menlo, monospace; font-size: 12px; word-break: break-all; }
.diff .add { color: var(--ok); }
.diff .del { color: var(--danger); }
.diff .mod { color: var(--warn); }

.overlay { position: fixed; inset: 0; background: rgb(0 0 0 / .5); display: grid; place-items: center; padding: 16px; }
.dialog { width: min(560px, 100%); max-height: 80vh; overflow: auto; display: grid; gap: 14px; }
.dialog .actions { display: flex; gap: 10px; justify-content: flex-end; }

.error { color: var(--danger); min-height: 1.2em; margin: 0; }
#toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 10; }
.toast { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--ok); padding: 10px 14px; border-radius: 8px; max-width: 360px; }
.toast.error { border-left-color: var(--danger); }

@media (max-width: 760px) {
  .layout { grid-template-columns: 1fr; padding: 12px 16px; }
  .services { grid-auto-flow: column; overflow-x: auto; }
  .topbar { padding: 10px 16px; }
}