:root {
  color-scheme: light dark;
  --bg: #fafafa;
  --fg: #1c1c1e;
  --muted: #6b6b70;
  --line: #d8d8dc;
  --card: #ffffff;
  --accent: #5865f2;
  --danger: #c62828;
  --today: #eef0ff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17171a;
    --fg: #ececf0;
    --muted: #9a9aa2;
    --line: #34343a;
    --card: #1f1f24;
    --accent: #8b95ff;
    --danger: #ef6b6b;
    --today: #262a4a;
  }
}

* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, sans-serif; background: var(--bg); color: var(--fg); }
a { color: var(--accent); }
h1 { font-size: 1.6rem; margin: 0.5rem 0; }
h2 { font-size: 1.2rem; margin: 1.5rem 0 0.5rem; }
h3 { font-size: 1rem; margin: 0 0 0.25rem; }
main { max-width: 64rem; margin: 0 auto; padding: 1rem; }
.muted { color: var(--muted); }
.error { color: var(--danger); font-weight: 600; }
.text { white-space: pre-wrap; }

header { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem;
  padding: 0.5rem 1rem; border-bottom: 1px solid var(--line); background: var(--card); }
.brand { font-weight: 700; text-decoration: none; color: var(--fg); }
nav { display: flex; align-items: center; gap: 1rem; }
nav form { margin: 0; }
.who { display: inline-flex; align-items: center; gap: 0.35rem; }
.badge { font-size: 0.7rem; font-weight: 600; line-height: 1; padding: 0.2rem 0.5rem; border-radius: 999px;
  border: 1px solid var(--accent); color: var(--accent); }
.avatar { border-radius: 50%; vertical-align: middle; margin-right: 0.35rem; }

button { font: inherit; padding: 0.35rem 0.8rem; border: 1px solid var(--accent); border-radius: 6px;
  background: var(--accent); color: #fff; cursor: pointer; }
button.link { background: none; border: none; color: var(--accent); padding: 0; text-decoration: underline; }
button.danger { background: none; color: var(--danger); border-color: var(--danger); }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; margin: 0.75rem 0; }
.actions form { margin: 0; }

.stack { display: grid; gap: 0.75rem; max-width: 32rem; }
label { display: grid; gap: 0.25rem; font-weight: 600; }
input, textarea, select { font: inherit; padding: 0.4rem; border: 1px solid var(--line); border-radius: 6px;
  background: var(--card); color: var(--fg); }

.month-nav { display: flex; justify-content: space-between; align-items: center; }
.table-wrap { overflow-x: auto; }
.calendar { width: 100%; border-collapse: collapse; table-layout: fixed; min-width: 40rem; }
.calendar th { text-align: left; padding: 0.35rem; color: var(--muted); font-weight: 600; }
.calendar td { border: 1px solid var(--line); background: var(--card); vertical-align: top; height: 6rem; padding: 0.25rem; }
.calendar td.other { opacity: 0.5; }
.calendar td.today { background: var(--today); }
.calendar .num { font-size: 0.85rem; color: var(--muted); }
.calendar ul { list-style: none; margin: 0; padding: 0; }
.calendar li { font-size: 0.85rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 2px;
  background: color-mix(in srgb, var(--accent) 22%, var(--card)); border: 1px solid transparent; padding: 0 calc(0.25rem - 1px); }
/* Continuing segments extend across the cell padding and border into the neighbouring cell so the days join
   into one bar. z-index lifts bars above the cell borders. Only the first and last day get rounded ends. */
.calendar li { position: relative; z-index: 1; }
.calendar li.span-mid, .calendar li.span-end { margin-left: calc(-0.25rem - 1px); }
.calendar li.span-mid, .calendar li.span-start:not(.span-end) { margin-right: calc(-0.25rem - 1px); }
.calendar td:first-child li { margin-left: 0; }
.calendar td:last-child li { margin-right: 0; }
.calendar li.span-start { border-top-left-radius: 4px; border-bottom-left-radius: 4px; }
.calendar li.span-end { border-top-right-radius: 4px; border-bottom-right-radius: 4px; }
/* Events are outlined instead of filled; the side borders exist only on the first and last day. */
.calendar li.cal-event { background: transparent; border-top-color: var(--accent); border-bottom-color: var(--accent); }
.calendar li.cal-event.span-start { border-left-color: var(--accent); }
.calendar li.cal-event.span-end { border-right-color: var(--accent); }
.calendar li.gap { background: none; border: 0; visibility: hidden; }
.calendar li a { color: var(--fg); text-decoration: none; display: block; overflow: hidden; text-overflow: ellipsis; }
.calendar .time, .calendar .count { color: var(--muted); }

.upcoming-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 0 2rem; }
@media (max-width: 700px) { .upcoming-columns { grid-template-columns: 1fr; } }
.upcoming, .events, .people { list-style: none; padding: 0; margin: 0; }
.upcoming li { padding: 0.25rem 0.5rem; border-left: 3px solid transparent; }
.upcoming li > * { display: block; }
.upcoming li.joined { border-left-color: var(--accent); background: var(--card); }
.people { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; }
.event { border: 1px solid var(--line); border-radius: 8px; background: var(--card); padding: 0.75rem; margin-bottom: 0.75rem; }
.event p { margin: 0.25rem 0; }

.connect, .servers { list-style: none; padding: 0; margin: 0.5rem 0; }
.connect li { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; padding: 0.2rem 0; }
.connect .muted { min-width: 4.5rem; }
.servers li { padding: 0.25rem 0; }
button.copy { padding: 0.1rem 0.5rem; font-size: 0.8rem; background: none; color: var(--accent); }