:root {
  --bg: #f4f5f2;
  --card: #ffffff;
  --text: #1c1f1d;
  --muted: #5e6660;
  --line: #dde1dc;
  --accent: #128c4a;
  --accent-text: #ffffff;
  --danger: #b3261e;
  --me: #dcf5e3;
  --them: #eef0ec;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111412;
    --card: #1b1f1c;
    --text: #e8ebe8;
    --muted: #9aa39c;
    --line: #2e3430;
    --accent: #2fbf6c;
    --accent-text: #08130c;
    --danger: #f2827a;
    --me: #183a25;
    --them: #252a26;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 640px;
  margin: 0 auto;
  padding: 12px 16px;
}
.brand { color: var(--text); font-weight: 600; text-decoration: none; }
main { max-width: 640px; margin: 0 auto; padding: 0 16px 32px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 0 0 16px;
}
.card-danger { border-color: var(--danger); }
.card-error h1 { color: var(--danger); }
h1 { font-size: 1.4rem; margin: 0 0 8px; }
h2 { font-size: 1.05rem; margin: 20px 0 8px; }
h3 { font-size: 1rem; margin: 20px 0 8px; }
a { color: var(--accent); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; overflow-wrap: anywhere; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.error-text { color: var(--danger); }
button, .button {
  display: inline-block;
  font: inherit;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  text-decoration: none;
}
button.secondary { background: transparent; color: var(--text); border-color: var(--line); }
button.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
button.link { background: none; border: none; color: var(--accent); padding: 0; font-weight: 400; }
form { margin: 0; }
.stack { display: grid; gap: 8px; max-width: 360px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 12px; }
.actions button { flex: 1 1 140px; }
input[type="text"], input:not([type]), input[inputmode] {
  font: inherit;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
}
.check { display: flex; gap: 8px; align-items: flex-start; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; margin: 12px 0 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.state { font-weight: 600; font-size: 1.1rem; margin: 0; }
.state-connected { color: var(--accent); }
.state-logged_out, .state-needs_pairing, .state-disconnected { color: var(--danger); }
.kind { color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.8rem; margin: 0 0 4px; }
.chat { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.chat li, blockquote {
  padding: 8px 12px;
  border-radius: 10px;
  background: var(--them);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  margin: 0;
}
.chat li.me { background: var(--me); margin-left: 15%; }
.chat li.them { margin-right: 15%; }
.meta { display: block; color: var(--muted); font-size: 0.8rem; }
.draft-text {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: var(--me);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 1.05rem;
}
.emoji { font-size: 2.5rem; margin: 8px 0; }
.notice { font-weight: 600; }
.drafts { padding-left: 18px; margin: 0; }
.drafts li { margin-bottom: 8px; }
.excerpt { color: var(--muted); }
.qr { background: #fff; border-radius: 12px; padding: 12px; width: max-content; max-width: 100%; margin: 12px 0; }
.qr img { display: block; width: 280px; height: 280px; max-width: 100%; }
.code { font: 600 2rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.15em; margin: 12px 0; }
.top nav { display: flex; gap: 16px; align-items: center; }
.top nav a { color: var(--text); text-decoration: none; }
.flash { background: var(--me); border-radius: 10px; padding: 10px 14px; font-weight: 600; }
.flash-error { background: transparent; border: 1px solid var(--danger); color: var(--danger); }
.notice-list { padding-left: 20px; }
.notice-list li { margin-bottom: 6px; }
.inline { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin: 8px 0; }
.inline input, .inline select { flex: 1 1 200px; }
select { font: inherit; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--text); }
input[type="password"], input[type="email"] {
  font: inherit;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
}
.danger-zone { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); max-width: none; }
.badge { display: inline-block; font-size: 0.8rem; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.badge-active { border-color: var(--accent); color: var(--accent); }
.badge-disabled { border-color: var(--danger); color: var(--danger); }
.card-muted { opacity: 0.75; }
.user-row h2 { margin-top: 0; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
button:disabled { opacity: 0.45; cursor: not-allowed; }