/* Filterable Checkable Multi-Select Component */
.multi-select-container {
    position: relative;
    width: 100%;
}

.multi-select-input {
    min-height: 38px;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    background-color: #fff;
    cursor: pointer;
    padding: 0.375rem 2.25rem 0.375rem 0.75rem;
    position: relative;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
}

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

.multi-select-input::after {
    content: '';
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid #6c757d;
    transition: transform 0.15s ease-in-out;
}

.multi-select-input.open::after {
    transform: translateY(-50%) rotate(180deg);
}

.multi-select-placeholder {
    color: #6c757d;
    flex: 1;
}

.multi-select-tag {
    background-color: #0d6efd;
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    max-width: 200px;
}

.multi-select-tag-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.multi-select-tag-remove {
    cursor: pointer;
    font-weight: bold;
    opacity: 0.7;
    transition: opacity 0.15s ease-in-out;
}

.multi-select-tag-remove:hover {
    opacity: 1;
}

.multi-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid #ced4da;
    border-top: none;
    border-radius: 0 0 0.375rem 0.375rem;
    max-height: 250px;
    overflow-y: auto;
    z-index: 1050;
    display: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.multi-select-dropdown.show {
    display: block;
}

.multi-select-search {
    padding: 8px 12px;
    border-bottom: 1px solid #dee2e6;
}

.multi-select-search input {
    width: 100%;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    padding: 4px 8px;
    font-size: 14px;
}

.multi-select-search input:focus {
    outline: none;
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.125rem rgba(13, 110, 253, 0.25);
}

.multi-select-options {
    max-height: 180px;
    overflow-y: auto;
}

.multi-select-option {
    padding: 8px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background-color 0.15s ease-in-out;
}

.multi-select-option:hover {
    background-color: #f8f9fa;
}

.multi-select-option input[type="checkbox"] {
    margin: 0;
    cursor: pointer;
}

.multi-select-option-text {
    flex: 1;
    font-size: 14px;
}

.multi-select-no-results {
    padding: 12px;
    text-align: center;
    color: #6c757d;
    font-style: italic;
}

/* Loading state */
.multi-select-loading {
    padding: 12px;
    text-align: center;
    color: #6c757d;
}

.multi-select-loading .spinner-border {
    width: 1rem;
    height: 1rem;
    margin-right: 8px;
}

/* Select all option */
.multi-select-select-all {
    border-bottom: 1px solid #dee2e6;
    font-weight: 500;
    background-color: #f8f9fa;
}

.multi-select-select-all:hover {
    background-color: #e9ecef;
}

/* Scrollbar styling */
.multi-select-dropdown::-webkit-scrollbar,
.multi-select-options::-webkit-scrollbar {
    width: 6px;
}

.multi-select-dropdown::-webkit-scrollbar-track,
.multi-select-options::-webkit-scrollbar-track {
    background: #f1f1f1;
}

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

.multi-select-dropdown::-webkit-scrollbar-thumb:hover,
.multi-select-options::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Disabled state */
.multi-select-container.disabled .multi-select-input {
    background-color: #e9ecef;
    opacity: 1;
    cursor: not-allowed;
}

.multi-select-container.disabled .multi-select-input::after {
    opacity: 0.5;
}

/* Error state */
.multi-select-container.is-invalid .multi-select-input {
    border-color: #dc3545;
}

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

/* Small size variant */
.multi-select-container.multi-select-sm .multi-select-input {
    min-height: 31px;
    padding: 0.25rem 2rem 0.25rem 0.5rem;
    font-size: 0.875rem;
}

.multi-select-container.multi-select-sm .multi-select-tag {
    padding: 1px 6px;
    font-size: 11px;
}

/* Large size variant */
.multi-select-container.multi-select-lg .multi-select-input {
    min-height: 48px;
    padding: 0.5rem 2.5rem 0.5rem 1rem;
    font-size: 1.125rem;
}

.multi-select-container.multi-select-lg .multi-select-tag {
    padding: 3px 10px;
    font-size: 13px;
}