:root {
  color-scheme: light;
  --page: #f6f5f1; --surface: #fcfcfb; --surface-2: #f1f0eb; --ink: #0b0b0b; --ink-2: #52514e; --muted: #7a7873;
  --border: rgba(11,11,11,.10); --border-2: rgba(11,11,11,.18); --accent: #2a78d6; --accent-ink: #1c5cab; --bad: #d03b3b;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 16px rgba(0,0,0,.05);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #8f8d87;
    --border: rgba(255,255,255,.10); --border-2: rgba(255,255,255,.18); --accent: #3987e5; --accent-ink: #86b6ef;
    --shadow: 0 1px 2px rgba(0,0,0,.4);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #8f8d87;
  --border: rgba(255,255,255,.10); --border-2: rgba(255,255,255,.18); --accent: #3987e5; --accent-ink: #86b6ef;
  --shadow: 0 1px 2px rgba(0,0,0,.4);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink); font: 14px/1.5 var(--font); -webkit-font-smoothing: antialiased; }
a { color: var(--accent-ink); text-decoration: none; }
code { font-family: var(--mono); font-size: .92em; }
h1 { font-size: 22px; letter-spacing: -.015em; margin: 0 0 6px; text-wrap: balance; }
.wrap { max-width: 1100px; margin: 0 auto; padding-block: 0 48px;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.brand { font-weight: 700; letter-spacing: -.01em; display: flex; align-items: center; gap: 8px; }
.mark { width: 10px; height: 10px; border-radius: 2px; background: var(--accent); display: inline-block; }
.top { display: flex; align-items: center; justify-content: space-between; height: 56px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.top form { display: flex; align-items: center; gap: 10px; margin: 0; }
.who { color: var(--muted); font-size: 13px; }
button.link { border: 0; background: none; color: var(--accent-ink); cursor: pointer; font: inherit; padding: 0; }
.lede { color: var(--ink-2); margin: 0 0 18px; max-width: 70ch; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 14px; }
.card { display: block; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; color: inherit; box-shadow: var(--shadow); min-width: 0; }
.card:hover { border-color: var(--accent); text-decoration: none; }
.card-h { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.card .sn { font-size: 12px; font-weight: 700; color: #fff; background: var(--accent); border-radius: 5px; padding: 1px 7px; }
.card .name { font-size: 17px; font-weight: 650; }
.card .age { margin-left: auto; font-size: 12px; color: var(--muted); }
.card .sum { color: var(--ink-2); margin: 8px 0; }
.card ul { margin: 8px 0 10px; padding-left: 18px; color: var(--ink); font-size: 13px; }
.card li { margin: 2px 0; }
.card .go { font-weight: 600; color: var(--accent-ink); font-size: 13px; }
.err { color: var(--bad); font-size: 13px; }
.login { max-width: 360px; margin: 12vh auto 0; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 26px 26px 28px; box-shadow: var(--shadow); }
.login .brand { margin-bottom: 18px; }
.login form { display: flex; flex-direction: column; gap: 12px; margin-top: 10px; }
.login label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--ink-2); font-weight: 600; }
.login input { font: inherit; padding: 9px 11px; border-radius: 8px; border: 1px solid var(--border-2); background: var(--page); color: var(--ink); }
.login input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.login button { margin-top: 6px; font: inherit; font-weight: 650; padding: 10px; border-radius: 8px; border: 0; background: var(--accent); color: #fff; cursor: pointer; }
.note { font-size: 13px; color: var(--ink-2); background: var(--surface-2); border-radius: 8px; padding: 10px 12px; }