:root { --bg: #fafaf7; --fg: #1d1d1f; --muted: #6b6b70; --line: #ddd; --accent: #3a7bd5; --danger: #c0392b; color-scheme: light dark; }
@media (prefers-color-scheme: dark) { :root { --bg: #17171a; --fg: #ececf0; --muted: #a0a0a8; --line: #333; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.45 system-ui, sans-serif;
       padding: env(safe-area-inset-top) max(12px, env(safe-area-inset-right)) env(safe-area-inset-bottom) max(12px, env(safe-area-inset-left)); }
a { color: var(--accent); }
.narrow { max-width: 30rem; margin: 2rem auto; }
.stack { display: grid; gap: .8rem; }
label { display: grid; gap: .25rem; font-size: .9rem; color: var(--muted); }
label.row { display: flex; align-items: center; gap: .5rem; color: var(--fg); }
input, select, textarea, button { font: inherit; padding: .55rem .65rem; border: 1px solid var(--line); border-radius: 8px;
       background: transparent; color: var(--fg); width: 100%; }
input[type=checkbox] { width: auto; }
input[type=color] { padding: 0; height: 2.4rem; }
button { width: auto; cursor: pointer; }
.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.danger { color: var(--danger); border-color: var(--danger); }
.err { color: var(--danger); } .ok { color: #2e8b57; } .note, .meta { color: var(--muted); font-size: .9rem; }
.mono { font-family: ui-monospace, monospace; font-size: .8rem; }
.spaced { margin-top: 2.5rem; }
.bar { display: flex; align-items: center; gap: .6rem; padding: .6rem 0; }
.grow { flex: 1; }
.who { padding: .35rem .7rem; border-radius: 999px; border: 2px solid var(--c); text-decoration: none; color: var(--fg); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
@media (max-width: 480px) { .row2 { grid-template-columns: 1fr; } }
fieldset { border: 1px solid var(--line); border-radius: 8px; margin: 0; }
legend { color: var(--muted); font-size: .9rem; }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; }
.chip { display: flex; flex-direction: row; align-items: center; gap: .3rem; padding: .25rem .6rem; border-radius: 999px;
        border: 2px solid var(--c); color: var(--fg); }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
dialog { width: min(34rem, 100% - 1rem); border: 1px solid var(--line); border-radius: 12px; background: var(--bg); color: var(--fg); padding: 1rem; }
dialog::backdrop { background: rgba(0,0,0,.4); }
dialog h2 { margin: 0; }
#cal { --fc-border-color: var(--line); --fc-page-bg-color: var(--bg); --fc-neutral-bg-color: transparent;
       --fc-list-event-hover-bg-color: rgba(127,127,127,.15); --fc-today-bg-color: rgba(58,123,213,.12); }
.fc .fc-toolbar-title { font-size: 1.15rem; }
.fc .fc-button { padding: .3rem .55rem; }