/* Calendar container */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
    margin: 20px 0;
}

/* Each day cell */
.day-cell {
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 10px;
    text-align: center;
    background-color: #f9f9f9;
}

/* Day number */
.day-cell > div:first-child {
    font-weight: bold;
    margin-bottom: 5px;
}

/* Shift buttons container */
.shifts {
    display: flex;
    justify-content: center;
    gap: 5px;
    flex-wrap: wrap;
}

/* Individual shift buttons */
.shift-button {
    border: 1px solid #888;
    border-radius: 5px;
    padding: 5px 8px;
    background-color: white;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.2s ease;
}

.shift-button:hover {
    background-color: #e0e0e0;
}

/* Selected shift */
.shift-button.selected {
    background-color: #007bff;
    color: white;
    border-color: #0056b3;
}

/* Export button */
.export-btn {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    background-color: #28a745;
    color: white;
    border: none;
}

/* Tooltip container */
.tooltip-wrapper {
    position: relative;
    display: inline-block;
}

/* Tooltip text */
.tooltip {
    visibility: hidden;
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.85rem;
    position: absolute;
    z-index: 1;
    bottom: 125%; /* Position above the button */
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    white-space: nowrap;
}

/* Tooltip arrow */
.tooltip::after {
    content: "";
    position: absolute;
    top: 100%; /* Arrow at the bottom of tooltip */
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #333 transparent transparent transparent;
}

/* Show tooltip on hover */
.tooltip-wrapper:hover .tooltip {
    visibility: visible;
    opacity: 1;
}