.bigm-cal-wrap {
    position: relative;
    display: inline-block;
}

.bigm-cal-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
    color: #333;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.bigm-cal-btn:hover,
.bigm-cal-btn:focus {
    background: #f5f5f5;
    border-color: #bbb;
    outline: none;
}

.bigm-cal-icon {
    flex-shrink: 0;
}

.bigm-cal-dropdown {
    display: none;
    position: absolute;
    left: 0;
    top: 100%;
    margin: 4px 0 0;
    padding: 4px 0;
    list-style: none;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 200px;
    z-index: 100;
}

.bigm-cal-dropdown.is-open {
    display: block;
}

.bigm-cal-dropdown li a {
    display: block;
    padding: 8px 16px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    white-space: nowrap;
}

.bigm-cal-dropdown li a:hover,
.bigm-cal-dropdown li a:focus {
    background: #f5f5f5;
    color: #111;
}