:root {
  --fg: #1a1a1a;
  --muted: #666;
  --accent: #c0272d;
  --bg: #fafafa;
  --card: #fff;
  --border: #e2e2e2;
  --danger: #b42222;
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; color: var(--fg); background: var(--bg); }
header.site { background: var(--accent); color: #fff; padding: 14px 20px; }
header.site .brand { color: #fff; text-decoration: none; font-weight: 700; }
main.container { max-width: 780px; margin: 32px auto; padding: 24px; background: var(--card); border: 1px solid var(--border); border-radius: 8px; }
footer.site { text-align: center; color: var(--muted); padding: 24px; }
h1 { margin-top: 0; }
fieldset { border: 1px solid var(--border); border-radius: 6px; padding: 16px; margin: 16px 0; }
legend { padding: 0 8px; font-weight: 600; }
.stack > * + * { margin-top: 12px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 640px) { .grid { grid-template-columns: 1fr; } }
label { display: block; font-size: 14px; color: var(--muted); }
label input, label select, label textarea { display: block; width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 4px; font: inherit; color: var(--fg); background: #fff; }
label.check { display: flex; gap: 8px; align-items: start; color: var(--fg); font-size: 14px; }
label.check input { width: auto; margin-top: 3px; }
button { background: var(--accent); color: #fff; border: 0; padding: 10px 18px; border-radius: 4px; font: inherit; cursor: pointer; }
button:hover { filter: brightness(0.95); }
button.danger { background: var(--danger); }
.errors { background: #fdecec; border: 1px solid #f3b0b0; padding: 12px; border-radius: 4px; }
.field-error { display: block; margin-top: 4px; color: var(--danger); font-size: 13px; font-weight: 500; }
label.has-error input, label.has-error select, label.has-error textarea { border-color: var(--danger); background: #fff6f6; }
label.has-error { color: var(--danger); }
.flash { background: #eef6ff; border: 1px solid #9dc6f0; padding: 10px; border-radius: 4px; }
.hint { color: var(--muted); font-size: 13px; }
table.apps { width: 100%; border-collapse: collapse; }
table.apps th, table.apps td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); }
dl.kv { display: grid; grid-template-columns: 220px 1fr; gap: 6px 16px; }
dl.kv dt { color: var(--muted); }
.actions { display: flex; gap: 12px; }
.logout { margin-top: 40px; }
.conditional[hidden] { display: none; }
[hidden] { display: none !important; }
.label-above { font-weight: 600; margin: 12px 0 6px; }
label.radio { display: flex; gap: 8px; align-items: start; color: var(--fg); font-size: 15px; padding: 4px 0; }
label.radio input { width: auto; margin-top: 3px; }
.footnote { font-size: 13px; color: var(--muted); }
.footnote sup { color: var(--accent); font-weight: 600; }
sup.fn { color: var(--accent); font-weight: 600; margin-left: 2px; }
button.link { background: none; border: 0; color: var(--accent); padding: 0; font: inherit; cursor: pointer; text-decoration: underline; }
dialog.modal { max-width: 640px; border: 1px solid var(--border); border-radius: 8px; padding: 20px 24px; box-shadow: 0 20px 48px rgba(0,0,0,.25); }
dialog.modal::backdrop { background: rgba(0,0,0,.45); }
dialog.modal h2 { margin-top: 0; }
dialog.modal ul { margin: 0 0 12px 1.2em; }
dialog.modal p { margin: 8px 0; }
dialog.modal button { margin-top: 12px; }