.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
  }

  .calendar-cell {
    width: 100%;
    aspect-ratio: 1 / 1; /* Ensures it's a square */
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.3s;
  }

  .calendar-cell.today {
    background-color: #ff5722;
    color: white;
  }

  .calendar-cell.available {
    background-color: #8fd4cd;
    color: white;
  }

  .calendar-cell.selected {
    background-color: black;
    color: white;
  }

  .calendar-cell.disabled {
    color: #ccc;
    pointer-events: none;
  }
  
  .calendar-container {
    width: 90%;
    max-width: 400px;
    background: white;
    border-radius: 10px;
    padding: 1rem;
    margin: auto;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }
  
  .calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: #333;
  }

  .calendar-cell.disabled {
    color: #ccc;
    background-color: transparent;
    cursor: not-allowed;
    pointer-events: none;
    border: 1px solid transparent;
  }