:root {
  color-scheme: light dark;
  --bg: #f5f6fa;
  --surface: #ffffff;
  --text: #575757;
  --muted: #6b7280;
  --border: #e2e4e9;
  --accent: #4f6df5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 1rem 1.5rem;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  text-align: center;
  text-transform: uppercase;
}

.calendar {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 0.55rem;
}

@media (min-width: 300px) {
  .calendar {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 400px) {
  .calendar {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 800px) {
  .calendar {
    grid-template-columns: repeat(6, 1fr);
  }
}

@media (min-width: 1350px) {
  .calendar {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }
}

.month h3 {
  margin: 0.25rem;
  font-size: 0.7rem;
  text-align: center;
  color: var(--muted);
  text-transform: uppercase;
}

.days {
  display: grid;
  grid-template-columns: 1fr;
}

.day {
  display: flex;
  padding: 0.5rem 0rem;
  padding-left: 0.5rem;
  font-size: 0.7rem;
  color: var(--text);
  border-bottom: solid 1px color-mix(in srgb, var(--text) 40%, transparent);
}

.day .number {
  width: 10px;
}

.day .letter {
  padding-left: 0.5rem;
  opacity: 0.3;
  width: 5px;
}

.day .label {
  text-align: center;
  width: 60%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-left: 0.5rem;
}

.day.event-color {
  background-color: rgb(from var(--event-color) r g b / 0.1);
}

.day.today {
  background-color: rgb(236, 72, 153, 0.08);
}

.day.past {
  opacity: 0.5;
}

/*@media (pVttrefers-color-scheme: dark) {
  :root {
    --bg: #17181c;
    --surface: #212227;
    --text: #f1f2f4;
    --muted: #9aa0aa;
    --border: #33353c;
  }
}*/