:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --line: #e5e7eb;
  --accent: #2563eb;
  --accent-text: #ffffff;
  --danger: #b91c1c;
  --warn-bg: #fef3c7;
  --warn-text: #92400e;
  --ok: #047857;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111827;
    --card: #1f2937;
    --text: #f3f4f6;
    --muted: #9ca3af;
    --line: #374151;
    --accent: #3b82f6;
    --danger: #f87171;
    --warn-bg: #422006;
    --warn-text: #fcd34d;
    --ok: #34d399;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.bar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 16px calc(10px);
  padding-top: max(10px, env(safe-area-inset-top));
  background: #1f2937; color: #fff;
}
.bar h1 { margin: 0; font-size: 18px; }
.bar nav { display: flex; gap: 6px; flex-wrap: wrap; }
.bar nav button { background: transparent; color: #d1d5db; border: 1px solid transparent; }
.bar nav button.active { color: #fff; border-color: #4b5563; }

main { max-width: 760px; margin: 0 auto; padding: 16px 16px 80px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; margin-bottom: 14px;
}
.card.deleted { border-style: dashed; opacity: .85; }
h2 { font-size: 17px; margin: 0 0 10px; }
h3 { font-size: 15px; margin: 14px 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.stack > * + * { margin-top: 10px; }

button, .btn {
  font: inherit; font-size: 15px;
  border-radius: 8px; border: 1px solid var(--line);
  background: var(--card); color: var(--text);
  padding: 9px 14px; cursor: pointer; text-decoration: none; display: inline-block;
}
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button.danger { color: var(--danger); }
button.link { border: none; background: none; padding: 4px 6px; color: var(--accent); }
button:disabled { opacity: .55; cursor: default; }
.big { width: 100%; padding: 14px; font-size: 17px; }

textarea, input[type=text] {
  width: 100%; font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: 8px; padding: 10px;
}
textarea { min-height: 110px; resize: vertical; }

.pickers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.pickers button { padding: 12px 4px; font-size: 14px; }

.chips { display: flex; flex-direction: column; gap: 6px; }
.chip {
  display: flex; align-items: center; gap: 8px; justify-content: space-between;
  border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; font-size: 14px;
}
.chip.column { flex-direction: column; align-items: stretch; }
.chip .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.progress { height: 6px; background: var(--line); border-radius: 3px; overflow: hidden; margin-top: 4px; }
.progress > div { height: 100%; background: var(--accent); width: 0; transition: width .3s; }

.badge {
  display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted);
}
.badge.warn { background: var(--warn-bg); color: var(--warn-text); border-color: transparent; }
.badge.ok { color: var(--ok); }

.notice { background: var(--warn-bg); color: var(--warn-text); border-radius: 8px; padding: 10px 12px; font-size: 14px; }
.error { color: var(--danger); font-size: 14px; }

.body { white-space: pre-wrap; overflow-wrap: anywhere; }
.media { display: grid; gap: 10px; margin-top: 10px; }
.media figure { margin: 0; }
.media img, .media video { max-width: 100%; max-height: 70vh; border-radius: 8px; display: block; background: #000; }
.media audio { width: 100%; }
.media figcaption { font-size: 12px; color: var(--muted); margin-top: 4px; overflow-wrap: anywhere; }
.hash { font-family: ui-monospace, Menlo, monospace; font-size: 11px; }
.map { width: 100%; height: 260px; border: 0; border-radius: 8px; margin-top: 6px; }

.versions { border-left: 3px solid var(--line); padding-left: 12px; margin-top: 12px; }
.version + .version { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); }

.copybox { display: flex; gap: 6px; }
.copybox input { font-size: 13px; }

@media (max-width: 420px) {
  .pickers { grid-template-columns: repeat(2, 1fr); }
}

.dev-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 6px 16px; background: #b91c1c; color: #fff; font-size: 14px; font-weight: 600;
}
.dev-banner button { padding: 4px 10px; font-size: 13px; background: #fff; color: #b91c1c; border: none; }