:root {
  --bg: #fafaf7;
  --fg: #1a1a1a;
  --muted: #6b6b6b;
  --border: #e5e3dd;
  --card: #ffffff;
  --accent: #111111;
  --accent-fg: #ffffff;
  --danger: #b42318;
  --success: #0f7b3a;
  --warn: #8a6300;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 16px;
  line-height: 1.5;
  padding-bottom: 4rem;
}
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--card);
  position: sticky; top: 0; z-index: 5;
}
.topbar .brand { font-weight: 700; font-size: 1.1rem; color: var(--fg); text-decoration: none; letter-spacing: 0.5px; }
.topbar nav { display: flex; gap: 0.5rem; }
main { max-width: 760px; margin: 0 auto; padding: 1rem; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1.25rem; margin-bottom: 1rem; }
.card.narrow { max-width: 420px; margin: 2rem auto; }
h1 { margin: 0 0 0.75rem; font-size: 1.5rem; }
h2 { margin: 1.25rem 0 0.5rem; font-size: 1.15rem; }
.muted { color: var(--muted); }
.row { display: flex; gap: 0.75rem; }
.row.between { justify-content: space-between; }
.row.middle { align-items: center; }
.row.wrap { flex-wrap: wrap; }
label { display: block; font-weight: 600; margin: 0.85rem 0 0.4rem; font-size: 0.95rem; }
input[type=text], input[type=password], input[type=file], textarea, select {
  width: 100%;
  padding: 0.7rem 0.8rem;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  font-family: inherit;
}
textarea { resize: vertical; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn {
  display: inline-block; padding: 0.7rem 1rem; min-height: 44px;
  border: 1px solid var(--border); border-radius: 8px;
  background: #fff; color: var(--fg);
  font-weight: 600; font-size: 0.95rem;
  text-decoration: none; cursor: pointer; line-height: 1;
}
.btn.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.btn.subtle { background: transparent; border-color: transparent; color: var(--muted); }
.btn.block { display: block; width: 100%; margin-top: 1rem; }
.btn:active { transform: translateY(1px); }
.flashes { max-width: 760px; margin: 0.75rem auto 0; padding: 0 1rem; }
.flash { background: #fff7d6; border: 1px solid #eadb8b; padding: 0.6rem 0.8rem; border-radius: 8px; margin-bottom: 0.5rem; }
.modes { display: grid; grid-template-columns: 1fr; gap: 0.5rem; margin-top: 0.25rem; }
@media (min-width: 540px) { .modes { grid-template-columns: 1fr 1fr; } }
.mode-option {
  font-weight: 500; margin: 0;
  display: flex; gap: 0.6rem; align-items: flex-start;
  border: 1px solid var(--border); border-radius: 10px;
  padding: 0.75rem; cursor: pointer; background: #fff;
}
.mode-option:has(input:checked) { border-color: var(--accent); background: #f4f1eb; }
.mode-option input { margin-top: 0.25rem; }
.mode-label { font-weight: 600; }
.mode-hint { color: var(--muted); font-size: 0.85rem; }
.sessions { list-style: none; padding: 0; margin: 0; }
.sessions li { border-top: 1px solid var(--border); }
.sessions li:first-child { border-top: 0; }
.sessions a { display: block; padding: 0.85rem 0.25rem; color: var(--fg); text-decoration: none; }
.sessions .title { font-weight: 600; margin-bottom: 0.2rem; }
.sessions .meta { display: flex; gap: 0.6rem; flex-wrap: wrap; color: var(--muted); font-size: 0.85rem; }
.badge { display: inline-block; padding: 0.1rem 0.5rem; border-radius: 999px; background: #eef0f4; color: #333; font-size: 0.8rem; font-weight: 600; }
.mode-brainstorm { background: #fff3d6; }
.mode-interview { background: #dfeeff; }
.mode-meeting { background: #e7e3ff; }
.mode-tasting { background: #ffe0d6; }
.mode-shift { background: #d9f1e0; }
.mode-general { background: #eee; }
.status { font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.4px; padding: 0.15rem 0.5rem; border-radius: 999px; }
.status-pending, .status-transcribing, .status-structuring { background: #fff3d6; color: var(--warn); }
.status-done { background: #d9f1e0; color: var(--success); }
.status-failed { background: #fde5e1; color: var(--danger); }
.back { display: inline-block; margin-bottom: 0.5rem; color: var(--muted); text-decoration: none; font-size: 0.9rem; }
.back:hover { color: var(--fg); }
.meta { display: flex; gap: 0.75rem; flex-wrap: wrap; color: var(--muted); font-size: 0.9rem; margin-top: 0.25rem; }
.actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.notes { background: #f4f1eb; border-radius: 8px; padding: 0.7rem 0.9rem; margin-top: 0.75rem; }
.processing { display: flex; gap: 0.75rem; align-items: center; background: #fff7d6; border: 1px solid #eadb8b; padding: 0.8rem 1rem; border-radius: 10px; margin: 1rem 0; }
.spinner { width: 22px; height: 22px; border: 3px solid rgba(0,0,0,0.1); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; flex-shrink: 0; }
@keyframes spin { to { transform: rotate(360deg); } }
.error { background: #fde5e1; border: 1px solid #f5a9a0; padding: 0.8rem 1rem; border-radius: 10px; margin-top: 1rem; color: var(--danger); }
.error pre { white-space: pre-wrap; font-size: 0.8rem; color: #5a1a12; max-height: 220px; overflow: auto; }
.breakdown.markdown h2 { border-bottom: 1px solid var(--border); padding-bottom: 0.25rem; margin-top: 1.2rem; }
.breakdown.markdown ul, .breakdown.markdown ol { padding-left: 1.25rem; }
.breakdown.markdown li { margin-bottom: 0.25rem; }
.breakdown.markdown blockquote { border-left: 3px solid var(--border); padding-left: 0.75rem; color: var(--muted); margin: 0.5rem 0; }
.transcript { white-space: pre-wrap; font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 0.85rem; background: #f7f5f0; border: 1px solid var(--border); border-radius: 8px; padding: 0.9rem; max-height: 540px; overflow: auto; }