* { box-sizing: border-box; }
body { margin: 0; padding: 24px; font-family: 'Segoe UI', system-ui, sans-serif; background: #0a0e14; color: #f5f7fa; }
main { max-width: 1100px; margin: auto; }
nav, .toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
a { color: #84e5d4; }
h1 { color: #d4af37; }
.card { background: #1a1f2e; padding: 24px; margin: 20px 0; border: 1px solid #718c8a; border-radius: 12px; }
.toolbar h2 { flex: 1; margin: 0; text-align: center; }
button { font: inherit; padding: 12px; color: #fff; background: #12694f; border: 1px solid #718c8a; border-radius: 6px; cursor: pointer; }
button:disabled { opacity: .5; cursor: default; }
button:focus-visible { outline: 3px solid #84e5d4; outline-offset: 2px; }
.calendar { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; }
.weekday { text-align: center; padding: 8px 0; font-weight: bold; }
.day { min-width: 0; min-height: 90px; padding: 10px; text-align: left; background: #111e25; }
.day[aria-pressed="true"] { background: #12694f; }
.day[aria-current="date"] { box-shadow: inset 0 0 0 2px #ffe078; }
.event-count { display: block; margin-top: 8px; font-size: 12px; color: #84e5d4; }
.event { padding: 16px 0; border-bottom: 1px solid #718c8a; overflow-wrap: anywhere; }
.event h3 { margin: 0 0 8px; color: #ffe078; }
.event p { margin: 8px 0; white-space: pre-wrap; }
@media (max-width: 600px) {
  body { padding: 12px; }
  .card { padding: 12px; }
  .toolbar h2 { flex-basis: 100%; order: -1; }
  .day { min-height: 68px; padding: 6px; }
  .event-count { font-size: 10px; }
}