.date-picker {
        background: white;
        border-radius: 8px;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        padding: 15px;
        margin-top: 5px;
        display: none;
        position: absolute;
        z-index: 100;
    }

    .header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 10px;
    }

    .calendar-switch {
        display: flex;
        margin-bottom: 10px;
    }

    .calendar-switch button {
        flex: 1;
        padding: 5px;
        border: 1px solid #ddd;
        background: #f9f9f9;
        cursor: pointer;
    }

    .calendar-switch button.active {
        background: #1890ff;
        color: white;
        border-color: #1890ff;
    }

    .weekdays,
    .days {
        display: grid;
        grid-template-columns: repeat(7, 1fr);
        text-align: center;
    }

    .weekdays {
        font-weight: bold;
        margin-bottom: 5px;
    }

    .days {
        gap: 3px;
    }

    .day {
        padding: 5px;
        cursor: pointer;
        border-radius: 3px;
    }

    .day:hover {
        background: #e6f7ff;
    }

    .day.today {
        background: #1890ff;
        color: white;
    }

    .day.selected {
        background: #096dd9;
        color: white;
    }

    .day.other-month {
        color: #ccc;
    }

    .lunar-day {
        font-size: 10px;
        color: #888;
    }

    .nav-buttons {
        display: flex;
        justify-content: space-between;
        margin: 10px 0;
    }