:root {
  --fg: #14213d; --bg: #f7f8fb; --card: #ffffff; --line: #d4d9e4;
  --accent: #0b5cff; --danger: #b00020; --muted: #55607a; --focus: #ffbf47;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--fg); background: var(--bg); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.skip-link { position: absolute; left: -1000px; top: 0; padding: 8px; background: #000; color: #fff; }
.skip-link:focus { left: 8px; top: 8px; z-index: 10; }
.topbar { display: flex; align-items: center; justify-content: space-between; padding: 12px 24px; background: var(--fg); color: white; }
.topbar h1 { font-size: 1.15rem; margin: 0; }
#userbar { font-size: 0.9rem; }
main { padding: 24px; max-width: 960px; margin: 0 auto; }
.tabs { display: flex; gap: 8px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.tabs button { background: transparent; border: 0; padding: 10px 16px; cursor: pointer; color: var(--muted); border-bottom: 2px solid transparent; }
.tabs button[aria-selected="true"] { color: var(--fg); border-bottom-color: var(--accent); font-weight: 600; }
section[role="tabpanel"] { background: var(--card); padding: 16px; border: 1px solid var(--line); border-radius: 6px; }
.row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 12px; }
label { display: flex; flex-direction: column; font-size: 0.9rem; color: var(--muted); gap: 4px; }
input, select, button { font: inherit; padding: 8px; border: 1px solid var(--line); border-radius: 4px; background: white; }
button { background: var(--accent); color: white; border: 0; cursor: pointer; }
button:hover { filter: brightness(1.05); }
button.secondary { background: white; color: var(--accent); border: 1px solid var(--accent); }
button.danger { background: var(--danger); }
fieldset { border: 1px solid var(--line); border-radius: 4px; padding: 12px; margin-top: 12px; }
legend { padding: 0 6px; color: var(--muted); }
.hint { color: var(--muted); font-size: 0.85rem; }
.booking { padding: 10px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; }
.booking:last-child { border-bottom: 0; }
.booking .meta { color: var(--muted); font-size: 0.85rem; }
.error { color: var(--danger); }
.ok { color: #146c2e; }
form label input, form label select { min-width: 200px; }
@media (max-width: 640px) { main { padding: 12px; } .row { flex-direction: column; } form label input, form label select { min-width: 100%; } }