body{
background: #000;
  color: #fff;
  font-family: Arial, sans-serif;
  margin: 0;
}

h1 {
  text-align: center;
  margin-bottom: 10px;
}

.calendar-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 30px;
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 20px 0;
}

.calendar-header button {
  background: gold;
  border: none;
  padding: 8px 14px;
  cursor: pointer;
  font-weight: bold;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.day-name {
  text-align: center;
  font-weight: bold;
  padding: 6px 0;
  border-bottom: 5px solid gold;
}

.calendar-day {
  aspect-ratio: 1 / 1; /* 🔥 zawsze kwadrat */
  padding: 6px;
  background: #111;
  border-radius: 6px;
  font-size: 14px;
  position: relative;
  overflow: hidden;
  border: 1px solid white;
}


.calendar-day .date-number {
  font-weight: bold;
}

.calendar-day.holiday {
  background: #8b0000;
}

.calendar-day.non_shopping_sunday {
  background: #8b0000;
}

.calendar-day.today {
  border: 2px solid gold;
  box-shadow: 0 0 10px gold;
}


.calendar-day.shopping_sunday {
  background: #006400;
}

.event-label {
  font-size: 12px;
  margin-top: 6px;
    white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.legend {
  margin-top: 20px;
}

.legend span {
  margin-right: 15px;
}

@media (max-width: 768px) {

  .calendar-container {
    padding: 20px 20px;
  }

  .calendar-grid {
    gap: 4px;
  }

  .calendar-day {
    font-size: 11px;
    padding: 4px;
  }

  .day-name {
    font-size: 12px;
  }

  .event-label {
    font-size: 10px;
    line-height: 1.2;
  }

}