:root {
  --bg: #f5f6f8; --card: #fff; --ink: #1d2330; --muted: #6b7385; --line: #e3e6ec;
  --accent: #1f4fd1; --danger: #c62828; --ok: #2e7d32; --warn: #b26a00;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink);
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #12151c; --card: #1b1f29; --ink: #e8ebf2; --muted: #98a0b3; --line: #2a3040; --accent: #6d93ff; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: .9rem; }
.error { color: var(--danger); min-height: 1.2em; }
.top { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px;
       background: var(--card); border-bottom: 1px solid var(--line); }
.brand { display: flex; gap: 12px; align-items: center; }
.brand img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; object-position: top; }
.brand strong { display: block; }
.who { display: flex; gap: 12px; align-items: center; }
main { max-width: 900px; margin: 24px auto; padding: 0 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-bottom: 12px; }
.narrow { max-width: 380px; margin: 40px auto; }
label { display: block; margin: 10px 0; font-size: .9rem; }
label.check { display: flex; gap: 8px; align-items: center; }
input, textarea { width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px;
                  background: var(--bg); color: var(--ink); font: inherit; margin-top: 4px; }
label.check input { width: auto; margin: 0; }
button { font: inherit; padding: 8px 16px; border-radius: 8px; border: 1px solid var(--accent);
         background: var(--accent); color: #fff; cursor: pointer; }
button.ghost { background: transparent; color: var(--accent); }
button.danger { background: var(--danger); border-color: var(--danger); font-weight: 700; }
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; align-items: center; }
.tab { background: transparent; color: var(--ink); border-color: var(--line); }
.tab.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.spacer { flex: 1; }
.item h3 { margin: 8px 0 4px; font-size: 1.05rem; }
.meta { display: flex; gap: 6px; flex-wrap: wrap; }
.pill { font-size: .75rem; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.pill.urgent, .pill.emergency { color: var(--danger); border-color: var(--danger); }
.pill.only { color: var(--warn); border-color: var(--warn); }
.actions { display: flex; gap: 8px; margin-top: 10px; }
.banner { background: var(--danger); color: #fff; padding: 10px 20px; display: flex; justify-content: space-between; align-items: center; }
.banner button { color: #fff; border-color: #fff; }
dialog { border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--ink); max-width: 360px; }
dialog menu { display: flex; justify-content: flex-end; gap: 8px; padding: 0; }
.empty { text-align: center; padding: 40px; }
.empty img { width: 96px; height: 96px; border-radius: 50%; object-fit: cover; object-position: top; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; margin-bottom: 12px; }
.tile { display: flex; flex-direction: column; gap: 6px; margin: 0; }
.tile strong { font-size: 1.8rem; }
.small { font-size: .78rem; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 8px; }
.row input, .row select { flex: 1 1 160px; width: auto; margin: 0; }
select { padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); font: inherit; margin: 6px 0; }
#kb-form input, #kb-form textarea, #note-form input, #note-form textarea, #pref-form input { margin-bottom: 8px; }