/* Enhanced Dropdown Component Styles */

.enhanced-dropdown-container {
    position: relative;
    width: 100%;
}

.enhanced-dropdown-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0.2rem 0.5rem;
    font-size: 0.9rem;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    background-color: #fff;
    background-image: none;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
    cursor: pointer;
    text-align: left;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    min-height: calc(1.3em + 0.5rem + 2px);
}

.enhanced-dropdown-display:hover {
    border-color: #b0b7c3;
}

.enhanced-dropdown-display:focus {
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.enhanced-dropdown-container.open .enhanced-dropdown-display {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.enhanced-dropdown-display .selected-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #212529;
}

.enhanced-dropdown-display .selected-text:empty::before {
    content: attr(data-placeholder);
    color: #6c757d;
    font-weight: 400;
}

.enhanced-dropdown-display .dropdown-arrow {
    margin-left: 0.5rem;
    transition: transform 0.2s ease;
    color: #6c757d;
    font-size: 0.8rem;
}

.enhanced-dropdown-container.open .enhanced-dropdown-display .dropdown-arrow {
    transform: rotate(180deg);
}

.enhanced-dropdown-options {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 10000;
    display: none;
    background-color: #fff;
    border: 1px solid #ced4da;
    border-top: none;
    border-radius: 0 0 0.375rem 0.375rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    max-height: 300px;
    overflow-y: auto;
    /* Prevent page scrolling when dropdown opens */
    contain: layout style;
}

.enhanced-dropdown-search {
    padding: 0.5rem;
    border-bottom: 1px solid #e9ecef;
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 1;
}

.enhanced-dropdown-container.open .enhanced-dropdown-options {
    display: block;
    animation: dropdownSlide 0.2s ease-out;
}

.enhanced-dropdown-options.dropup {
    top: auto;
    bottom: 100%;
    border-top: 1px solid #ced4da;
    border-bottom: none;
    border-radius: 0.375rem 0.375rem 0 0;
}

/* Custom scrollbar */
.enhanced-dropdown-options::-webkit-scrollbar {
    width: 6px;
}

.enhanced-dropdown-options::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.enhanced-dropdown-options::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.enhanced-dropdown-options::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

.enhanced-dropdown-option {
    padding: 0.35rem 0.55rem;
    cursor: pointer;
    transition: background-color 0.15s ease;
    color: #212529;
    font-size: 0.82rem;
    border-bottom: 1px solid transparent;
}

.enhanced-dropdown-option:hover,
.enhanced-dropdown-option.focused {
    background-color: #e9ecef;
    color: #212529;
}

.enhanced-dropdown-option.selected {
    background-color: #0d6efd;
    color: #fff;
    font-weight: 500;
}

.enhanced-dropdown-option.selected:hover {
    background-color: #0b5ed7;
}

.enhanced-dropdown-option:last-child {
    border-bottom: none;
}

.enhanced-dropdown-no-results {
    padding: 1rem 0.75rem;
    text-align: center;
    color: #6c757d;
    font-style: italic;
    font-size: 0.9rem;
}

/* Responsive design */
@media (max-width: 768px) {
    .enhanced-dropdown-options {
        max-height: 250px;
    }
    
    .enhanced-dropdown-option {
        padding: 0.6rem 0.75rem;
        font-size: 1rem;
    }
}

/* Animation for dropdown */
@keyframes dropdownSlide {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Focus styles for accessibility */
.enhanced-dropdown-option:focus {
    outline: 2px solid #86b7fe;
    outline-offset: -2px;
}

/* Disabled state */
.enhanced-dropdown-display.disabled {
    background-color: #e9ecef;
    opacity: 1;
    cursor: not-allowed;
}

.enhanced-dropdown-display.disabled:hover {
    border-color: #ced4da;
}

.enhanced-dropdown-container.is-invalid .enhanced-dropdown-display,
.enhanced-dropdown-display.is-invalid {
    border-color: #dc3545;
}

.enhanced-dropdown-container.is-invalid .enhanced-dropdown-display:focus,
.enhanced-dropdown-display.is-invalid:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

select.enhanced-dropdown.is-invalid + .enhanced-dropdown-container .enhanced-dropdown-display {
    border-color: #dc3545;
}

select.enhanced-dropdown.is-invalid + .enhanced-dropdown-container .enhanced-dropdown-display:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

select.enhanced-dropdown[data-invalid="true"] + .enhanced-dropdown-container .enhanced-dropdown-display,
select.enhanced-dropdown[aria-invalid="true"] + .enhanced-dropdown-container .enhanced-dropdown-display {
    border-color: #dc3545;
}

select.enhanced-dropdown[data-invalid="true"] + .enhanced-dropdown-container .enhanced-dropdown-display:focus,
select.enhanced-dropdown[aria-invalid="true"] + .enhanced-dropdown-container .enhanced-dropdown-display:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}