:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1d2330;
  --muted: #5b6475;
  --line: #d9dde5;
  --accent: #1f4fd8;
  --accent-fg: #ffffff;
  --soft: #f3f5f9;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171f;
    --fg: #e6e9f0;
    --muted: #a3acbd;
    --line: #2f3646;
    --accent: #7ea2ff;
    --accent-fg: #0e1220;
    --soft: #1b2030;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.7 system-ui, "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", sans-serif; }
main { padding: 4px 0 8px; }
h2 { font-size: 1.1rem; margin: 0 0 4px; overflow-wrap: anywhere; }
.note { margin: 0 0 12px; color: var(--muted); font-size: 0.85rem; }
.crumbs { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; margin: 0 0 8px; }
.crumbs span { color: var(--muted); }
button { font: inherit; cursor: pointer; color: inherit; background: transparent; border: 1px solid var(--line); border-radius: 8px; padding: 6px 12px; min-height: 40px; }
button.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
button.crumb { border: none; padding: 4px 6px; min-height: 32px; text-decoration: underline; text-underline-offset: 3px; }
button.crumb[aria-current="page"] { text-decoration: none; font-weight: 600; }
ul.items { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
ul.items li button.item { display: flex; flex-wrap: wrap; width: 100%; gap: 12px; align-items: center; text-align: left; padding: 12px 14px; min-height: 56px; border-radius: 12px; background: var(--soft); }
.kind { flex: none; font-size: 0.72rem; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 1px 8px; }
.label { flex: 1; overflow-wrap: anywhere; }
.sub { flex: none; color: var(--muted); font-size: 0.8rem; max-width: 40%; overflow-wrap: anywhere; }
ul.items li div.item { display: flex; flex-wrap: wrap; width: 100%; gap: 12px; align-items: center; padding: 12px 14px; min-height: 56px; border-radius: 12px; background: var(--soft); }
.snippet { flex: 1 0 100%; order: 5; font-size: 0.85rem; color: var(--muted); overflow-wrap: anywhere; line-height: 1.6; }
.snippet mark { background: #fde68a; color: #1f1a00; border-radius: 3px; padding: 0 1px; }
@media (prefers-color-scheme: dark) { .snippet mark { background: #5c4a00; color: #fff3c4; } }
.meta { flex: none; color: var(--muted); font-size: 0.8rem; }
.empty { color: var(--muted); padding: 24px 4px; }
.para { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: start; padding: 6px 0; border-bottom: 1px solid var(--line); }
.para p { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; min-height: 1.7em; }
.para .no { color: var(--muted); font-size: 0.75rem; display: block; }
.editor { grid-column: 1 / -1; display: grid; gap: 8px; }
.editor textarea { width: 100%; min-height: 6em; font: inherit; color: inherit; background: var(--bg); border: 1px solid var(--accent); border-radius: 8px; padding: 8px; }
.editor .row { display: flex; gap: 8px; }
.hint { color: var(--muted); font-size: 0.82rem; margin: 0 0 8px; }
.error { color: #b3261e; margin: 4px 0; }
@media (prefers-color-scheme: dark) { .error { color: #ffb4ab; } }