/* Shared by login / invite / admin pages - same tokens as index.html */
:root {
  color-scheme: light;
  --page: #f9f9f7; --surface: #fcfcfb; --surface-2: #f3f2ee;
  --ink: #0b0b0b; --ink-2: #52514e; --muted: #898781;
  --grid: #e1e0d9; --border: rgba(11,11,11,0.10);
  --accent: #2a78d6; --good: #006300; --bad: #d03b3b;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
    --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
    --grid: #2c2c2a; --border: rgba(255,255,255,0.10);
    --accent: #3987e5; --good: #0ca30c; --bad: #e66767;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
  --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --border: rgba(255,255,255,0.10);
  --accent: #3987e5; --good: #0ca30c; --bad: #e66767;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink); font: 14px/1.45 var(--font); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; }
.auth { max-width: 380px; margin: 12vh auto 0; padding: 28px 24px; }
.auth h1 { font-size: 20px; margin: 0 0 4px; }
.auth p.sub { color: var(--ink-2); margin: 0 0 20px; }
label.f { display: block; font-size: 12.5px; color: var(--ink-2); margin: 12px 0 4px; }
input, select { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px; min-height: 38px; width: 100%; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.btn { font: inherit; cursor: pointer; border-radius: 8px; padding: 8px 14px; min-height: 38px;
  border: 1px solid var(--border); background: var(--surface); color: var(--ink); white-space: nowrap; }
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--bad); }
.btn.small { min-height: 30px; padding: 4px 10px; font-size: 12.5px; }
.auth .btn.primary { width: 100%; margin-top: 20px; }
.msg { margin-top: 12px; font-size: 13px; min-height: 18px; }
.msg.err { color: var(--bad); }
.msg.ok { color: var(--good); }
a { color: var(--accent); }
@media (max-width: 480px) { .auth { margin: 6vh 16px 0; } }