:root {
  color-scheme: dark;
  --bg: #0c0d0f;
  --fg: #e8e6e1;
  --muted: #8c8983;
  --line: #2c2d31;
  --field: #16171a;
  --btn: #d9d6d0;
  --btn-fg: #141414;
  --err: #c9847a;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg: #f3f1ec;
    --fg: #1b1a17;
    --muted: #6a675f;
    --line: #d4d0c7;
    --field: #fff;
    --btn: #1b1a17;
    --btn-fg: #f3f1ec;
    --err: #8f3d34;
  }
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, sans-serif;
}
a { color: inherit; }
:focus-visible { outline: 2px solid var(--fg); outline-offset: 2px; }

.gate {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px 32px;
}
.card {
  width: min(100%, 22rem);
}
.card h1,
.doc h1 {
  margin: 0 0 1.25rem;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
label {
  display: block;
  margin: 0.85rem 0 0.3rem;
  color: var(--muted);
  font-size: 0.82rem;
}
input {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--field);
  color: var(--fg);
  font: inherit;
}
button {
  width: 100%;
  margin-top: 1.15rem;
  padding: 0.6rem 0.75rem;
  border: 0;
  border-radius: 4px;
  background: var(--btn);
  color: var(--btn-fg);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
button:disabled { opacity: 0.6; cursor: wait; }
.error {
  margin: 0.85rem 0 0;
  color: var(--err);
  font-size: 0.88rem;
}
.legal-nav {
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  margin-top: 2.5rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.legal-nav a { text-decoration: none; }
.legal-nav a:hover { text-decoration: underline; }
.noscript {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
}

.doc {
  max-width: 40rem;
  margin: 0 auto;
  padding: 2rem 1.15rem 3rem;
}
.doc .kicker {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.doc .kicker a { color: inherit; }
.doc h2 {
  margin: 1.75rem 0 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
}
.doc p { margin: 0.45rem 0 0; color: var(--fg); }
.doc .note { color: var(--muted); font-size: 0.9rem; }
.doc code {
  font-family: ui-monospace, monospace;
  font-size: 0.86em;
}
.doc footer.legal-nav { justify-content: flex-start; }