:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1c2330;
  --muted: #667085;
  --border: #e3e6ec;
  --accent: #2456d6;
  --accent-text: #ffffff;
  --danger: #c4322b;
  --ok: #1e8a4c;
  --warn: #b26b00;
  --soft: #eef2fb;
  --radius: 12px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --card: #1b2029;
    --text: #e6e9ef;
    --muted: #98a2b3;
    --border: #2b323e;
    --accent: #5b8cff;
    --soft: #222a38;
  }
}
* { 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;
}
main { max-width: 1100px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 1.6rem; margin: 0 0 4px; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.hidden { display: none !important; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.grid { display: grid; gap: 16px; }
@media (min-width: 800px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-side { grid-template-columns: 320px 1fr; align-items: start; }
}

label { display: block; font-weight: 600; margin: 12px 0 4px; font-size: 0.9rem; }
input, textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
}
textarea { resize: vertical; }
input.code { text-transform: uppercase; letter-spacing: 0.2em; font-size: 1.3rem; text-align: center; font-weight: 700; }

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
button:disabled { opacity: 0.5; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.danger { color: var(--danger); }
button.danger.solid { background: var(--danger); border-color: var(--danger); color: #fff; }
button.big { width: 100%; padding: 16px; font-size: 1.1rem; margin-top: 16px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.spacer { flex: 1; }
.error { color: var(--danger); margin-top: 8px; min-height: 1.5em; }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--soft);
}
.badge.live { background: #e3f5ea; color: var(--ok); }
.badge.ended { background: var(--soft); color: var(--muted); }
@media (prefers-color-scheme: dark) { .badge.live { background: #183324; } }

.join-code { font-size: 2.4rem; font-weight: 800; letter-spacing: 0.2em; text-align: center; margin: 4px 0; }
.qr { display: block; width: 100%; max-width: 240px; margin: 8px auto; background: #fff; padding: 8px; border-radius: 8px; }
.link-box { word-break: break-all; font-size: 0.85rem; }

.people { list-style: none; padding: 0; margin: 0; }
.people li { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid var(--border); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--border); margin-right: 8px; }
.dot.on { background: var(--ok); }

.transcript { max-height: 60vh; overflow-y: auto; }
.line { padding: 8px 0; border-bottom: 1px solid var(--border); }
.line .meta { font-size: 0.8rem; color: var(--muted); }
.line .who { font-weight: 700; color: var(--text); margin-right: 6px; }
.line.dup { opacity: 0.45; }
.line.err { color: var(--danger); }
.line.mine .who { color: var(--accent); }

/* participant recorder */
.mic-ring {
  width: 160px; height: 160px; border-radius: 50%;
  margin: 16px auto; display: flex; align-items: center; justify-content: center;
  background: var(--soft); font-size: 3rem; transition: box-shadow 0.08s linear;
}
.mic-ring.speaking { background: #e3f5ea; }
.mic-ring.muted { filter: grayscale(1); opacity: 0.6; }
@media (prefers-color-scheme: dark) { .mic-ring.speaking { background: #183324; } }
.meter { height: 8px; border-radius: 4px; background: var(--soft); overflow: hidden; }
.meter > div { height: 100%; width: 0; background: var(--ok); transition: width 0.05s linear; }
.center { text-align: center; }
.notice { background: var(--soft); border-radius: 8px; padding: 10px 14px; font-size: 0.9rem; }

/* minutes */
.minutes-body { line-height: 1.6; }
.minutes-body table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 0.92rem; }
.minutes-body th, .minutes-body td { border: 1px solid var(--border); padding: 6px 8px; text-align: left; vertical-align: top; }
.minutes-body th { background: var(--soft); }
.minutes-body h1 { font-size: 1.5rem; }
.minutes-body h2 { margin-top: 24px; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.spinner {
  display: inline-block; width: 18px; height: 18px; border-radius: 50%;
  border: 3px solid var(--border); border-top-color: var(--accent);
  animation: spin 0.8s linear infinite; vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media print {
  body { background: #fff; color: #000; }
  main { padding: 0; max-width: none; }
  .no-print, .card:not(.print) { display: none !important; }
  .card.print { border: none; padding: 0; }
  .minutes-body th { background: #eee; }
}