.calendar-container {
    margin: 30px 0;
    background-color: var(--bg-primary);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

.calendar-controls button {
    padding: 8px 16px;
    font-size: 1.2rem;
}

.calendar-controls h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.calendar-header {
    display: contents;
}

.calendar-header span {
    background-color: var(--bg-secondary);
    padding: 10px;
    text-align: center;
    font-weight: bold;
    color: var(--text-secondary);
}

.calendar-day {
    background-color: var(--bg-primary);
    padding: 10px;
    min-height: 80px;
    display: flex;
    flex-direction: column;
    position: relative;
    cursor: pointer;
    transition: background-color 0.2s;
}

.calendar-day:hover {
    background-color: var(--bg-secondary);
}

.calendar-day.selected {
    background-color: var(--accent-color);
    color: white;
}

.calendar-day.weekend {
    background-color: var(--bg-secondary);
}

.calendar-day.public-holiday {
    background-color: var(--warning-color);
    color: white;
}

.calendar-day.half-day::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    border-style: solid;
    border-width: 0 15px 15px 0;
    border-color: transparent var(--accent-color) transparent transparent;
}

.calendar-day.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: var(--bg-secondary);
}

.calendar-day .day-number {
    font-size: 1.1rem;
    font-weight: bold;
    margin-bottom: 5px;
}

.calendar-day .day-info {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.calendar-day.today {
    border: 2px solid var(--accent-color);
}

.calendar-day .holiday-name {
    font-size: 0.8rem;
    margin-top: auto;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Tooltip styles */
.calendar-day[data-tooltip] {
    position: relative;
}

.calendar-day[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 10px;
    background-color: var(--text-primary);
    color: var(--bg-primary);
    font-size: 0.8rem;
    border-radius: 4px;
    white-space: nowrap;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.2s;
    z-index: 1000;
}

.calendar-day[data-tooltip]:hover::before {
    visibility: visible;
    opacity: 1;
}

@media (max-width: 768px) {
    .calendar-day {
        min-height: 60px;
        padding: 5px;
    }

    .calendar-day .day-number {
        font-size: 1rem;
    }

    .calendar-day .day-info,
    .calendar-day .holiday-name {
        font-size: 0.7rem;
    }
}

@media (max-width: 480px) {
    .calendar-container {
        padding: 10px;
    }

    .calendar {
        gap: 1px;
    }

    .calendar-day {
        min-height: 50px;
    }

    .calendar-header span {
        padding: 5px;
        font-size: 0.8rem;
    }
}