.pdp-popup {
            position: absolute;
            background: #fff;
            border: 1px solid #ddd;
            width: 260px;
            z-index: 999999;
        }

        .pdp-header {
            display: flex;
            justify-content: space-between;
            padding: 8px;
            background: #3c8dbc;
            color: #223b5b;
        }

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

        .pdp-day {
            padding: 6px;
            cursor: pointer;
        }

        .pdp-day:hover {
            background: #eee;
        }

        .pdp-day.selected {
            background: #3c8dbc;
            color: #fff;
        }

        .pdp-day.today {
            background: #00a65a;
            color: #fff;
        }

        .pdp-day.disabled {
            color: #ccc;
            pointer-events: none;
        }

        .pdp-footer {
            display: flex;
            justify-content: space-between;
            padding: 8px;
            border-top: 1px solid #eee;
        }