:root {
  --bg: #f6f5f8;
  --card: #ffffff;
  --text: #1f2230;
  --muted: #676c7e;
  --line: #e5e3ea;
  --chip: #f1eef5;
  --accent: #b83c74;
  --accent-text: #ffffff;
  --ok: #1d8a4e;
  --warn: #a8660c;
  --bad: #c93838;
  --focus: #b83c7455;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121318;
    --card: #1b1d25;
    --text: #e8e9ef;
    --muted: #9a9fb1;
    --line: #2c2f3b;
    --chip: #252834;
    --accent: #ee8ab6;
    --accent-text: #1b1d25;
    --ok: #4cc683;
    --warn: #e5a34a;
    --bad: #f07171;
    --focus: #ee8ab655;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #121318;
  --card: #1b1d25;
  --text: #e8e9ef;
  --muted: #9a9fb1;
  --line: #2c2f3b;
  --chip: #252834;
  --accent: #ee8ab6;
  --accent-text: #1b1d25;
  --ok: #4cc683;
  --warn: #e5a34a;
  --bad: #f07171;
  --focus: #ee8ab655;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Arial, sans-serif; }
[hidden] { display: none !important; }
h1 { font-size: 1.25rem; margin: 0; }
h2 { font-size: 1.05rem; margin: 0 0 .6rem; }
h3 { font-size: .95rem; margin: 1rem 0 .4rem; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.error { color: var(--bad); min-height: 1.2em; }
.bad { color: var(--bad); }

.top { position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: wrap; gap: .5rem 1rem; align-items: center; justify-content: space-between; padding: .7rem 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.who { display: flex; align-items: baseline; gap: .6rem; flex-wrap: wrap; }
.top-actions { display: flex; gap: .5rem; align-items: center; }
.tabs { display: flex; gap: .25rem; padding: .5rem 16px 0; max-width: 960px; margin: 0 auto; overflow-x: auto; }
.tabs button { border: 0; background: none; padding: .55rem .9rem; border-radius: 10px 10px 0 0; color: var(--muted); font: inherit; cursor: pointer; }
.tabs button.active { background: var(--card); color: var(--text); font-weight: 600; }
main { max-width: 960px; margin: 0 auto; padding: 0 16px 3rem; }
.tab { display: grid; gap: 1rem; }
.tab > :first-child { margin-top: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 1rem; min-width: 0; }
.narrow { max-width: 360px; margin: 12vh auto; display: grid; gap: .8rem; }
.login { padding: 0 16px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: .75rem; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: .8rem 1rem; }
.stat .label { color: var(--muted); font-size: .85rem; }
.stat .big { font-size: 1.6rem; font-weight: 650; font-variant-numeric: tabular-nums; }
.stat .sub { color: var(--muted); font-size: .85rem; }
.stat.due .big { color: var(--accent); }
.stat.late .big { color: var(--bad); }

.day-nav { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.day-nav h2 { margin: 0; min-width: 7.5rem; text-align: center; }
.day-nav .inline { margin-inline-start: auto; }

.events { display: grid; }
.event { display: grid; grid-template-columns: 3.4rem 1fr auto; gap: .2rem .7rem; align-items: center; padding: .55rem 0; border-top: 1px solid var(--line); }
.event:first-child { border-top: 0; }
.event .time { font-variant-numeric: tabular-nums; font-weight: 600; }
.event .what { min-width: 0; overflow-wrap: anywhere; }
.event .meta { grid-column: 2 / 3; color: var(--muted); font-size: .8rem; }
.event .actions { display: flex; gap: .2rem; grid-row: 1 / 3; grid-column: 3; }
.event.deleted .what, .event.deleted .time { text-decoration: line-through; color: var(--muted); }
.event form { grid-column: 1 / -1; }
.changes { grid-column: 1 / -1; font-size: .82rem; color: var(--muted); background: var(--chip); border-radius: 8px; padding: .4rem .6rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: .6rem .8rem; margin-bottom: .8rem; }
.grid .wide { grid-column: 1 / -1; }
label { display: grid; gap: .25rem; font-size: .88rem; color: var(--muted); min-width: 0; }
label.inline { display: inline-flex; align-items: center; gap: .4rem; color: var(--text); }
.hint { font-size: .8rem; }
fieldset.choices { border: 0; padding: 0; margin: .3rem 0 .6rem; display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; }
input, select, textarea { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 9px; padding: .5rem .6rem; min-width: 0; width: 100%; }
input[type="checkbox"], input[type="radio"] { width: auto; accent-color: var(--accent); }
textarea { resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; }
button { font: inherit; border: 1px solid var(--line); background: var(--chip); color: var(--text); border-radius: 9px; padding: .45rem .9rem; cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); font-weight: 600; }
button.ghost { background: transparent; }
button.icon { padding: .25rem .45rem; background: transparent; border-color: transparent; }
button.icon:hover { background: var(--chip); }
button.small { padding: .25rem .6rem; font-size: .85rem; }
button:disabled { opacity: .55; cursor: default; }
#chat { width: auto; max-width: 50vw; }

.list { display: grid; gap: .4rem; margin-bottom: .8rem; }
.row { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; padding: .45rem .6rem; background: var(--chip); border-radius: 9px; }
.row .grow { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.badge { display: inline-block; font-size: .75rem; padding: .05rem .45rem; border-radius: 99px; background: var(--chip); border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.badge.ok { color: var(--ok); border-color: currentColor; }
.badge.warn { color: var(--warn); border-color: currentColor; }
.badge.bad { color: var(--bad); border-color: currentColor; }
.raw { padding: .5rem 0; border-top: 1px solid var(--line); display: grid; gap: .15rem; }
.raw:first-child { border-top: 0; }
.raw .head { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; font-size: .82rem; color: var(--muted); }
.raw .body { overflow-wrap: anywhere; white-space: pre-wrap; }
details pre { white-space: pre-wrap; overflow-wrap: anywhere; font-size: .78rem; background: var(--chip); padding: .6rem; border-radius: 8px; direction: ltr; text-align: left; max-height: 22rem; overflow: auto; }
summary { cursor: pointer; }
.export { text-align: center; }

.pairs { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 11rem); gap: .5rem 1rem; align-items: center; margin-bottom: .6rem; }
.cal-head, .cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; }
.cal-head { margin: .6rem 0 4px; color: var(--muted); font-size: .8rem; text-align: center; }
.cal-day { min-height: 4.6rem; border: 1px solid var(--line); border-radius: 8px; padding: .25rem; background: var(--bg); cursor: pointer; display: flex; flex-direction: column; gap: 2px; min-width: 0; text-align: start; font: inherit; color: inherit; }
.cal-day.out { opacity: .45; }
.cal-day.today { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.cal-day .num { font-size: .8rem; font-weight: 600; color: var(--muted); }
.cal-day.today .num { color: var(--accent); }
.chip { display: block; font-size: .72rem; line-height: 1.3; padding: 1px 4px; border-radius: 5px; background: var(--accent); color: var(--accent-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.appt { display: flex; gap: .5rem .8rem; align-items: center; flex-wrap: wrap; padding: .55rem 0; border-top: 1px solid var(--line); }
.appt:first-child { border-top: 0; }
.appt .when { font-weight: 600; min-width: 9rem; }
.appt .grow { flex: 1; min-width: 8rem; overflow-wrap: anywhere; }
#feed-url { font-size: .8rem; overflow-wrap: anywhere; }
@media (max-width: 560px) {
  .cal-day { min-height: 3.2rem; padding: 2px; }
  .chip { font-size: .62rem; padding: 0 2px; }
  .pairs { grid-template-columns: minmax(0, 1fr) minmax(0, 8rem); }
}

#toast { position: fixed; inset-inline: 16px; bottom: 16px; margin: 0 auto; max-width: 420px; background: var(--text); color: var(--bg); padding: .6rem 1rem; border-radius: 12px; text-align: center; opacity: 0; transform: translateY(8px); transition: opacity .2s, transform .2s; pointer-events: none; }
#toast.show { opacity: 1; transform: none; }
#toast.bad { background: var(--bad); color: #fff; }
@media (prefers-reduced-motion: reduce) { #toast { transition: none; } }
@media (max-width: 560px) {
  .event { grid-template-columns: 3rem 1fr auto; }
  .stat .big { font-size: 1.35rem; }
}