.filter-multiselect {
    position: relative;
    width: 100%;
    z-index: 1;
}

.filter-multiselect.is-open {
    z-index: 50;
}

.filter-multiselect-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
    border: 1px solid #cfd6df;
    border-radius: 6px;
    background: #fff;
    color: #444;
    font: inherit;
    font-size: 0.95em;
    line-height: 1.3;
    text-align: left;
    cursor: pointer;
    box-sizing: border-box;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.filter-multiselect-trigger:hover {
    border-color: #9aa8b8;
}

.filter-multiselect.is-open .filter-multiselect-trigger {
    border-color: #6b8198;
    box-shadow: 0 0 0 1px #6b8198;
}

.filter-multiselect.has-selection .filter-multiselect-trigger {
    border-color: var(--dark-blue, #1e3a5f);
    background: linear-gradient(180deg, #f8fafc 0%, #eef3f8 100%);
    color: var(--dark-blue, #1e3a5f);
    font-weight: 600;
}

.filter-multiselect.has-selection.is-open .filter-multiselect-trigger {
    box-shadow: 0 0 0 1px var(--dark-blue, #1e3a5f);
}

.filter-multiselect-label {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.filter-multiselect-chevron {
    flex-shrink: 0;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #666;
    transition: transform 0.2s ease, border-top-color 0.2s ease;
}

.filter-multiselect.has-selection .filter-multiselect-chevron {
    border-top-color: var(--dark-blue, #1e3a5f);
}

.filter-multiselect.is-open .filter-multiselect-chevron {
    transform: rotate(180deg);
}

.filter-multiselect-panel {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 60;
    min-width: 100%;
    max-height: 280px;
    overflow-y: auto;
    overflow-x: hidden;
    background: #fff;
    border: 1px solid #cfd6df;
    border-radius: 6px;
    box-shadow: 0 10px 28px rgba(20, 35, 55, 0.16);
    box-sizing: border-box;
}

.filter-multiselect-options {
    list-style: none;
    margin: 0;
    padding: 6px 0;
}

.filter-multiselect-option-item:nth-child(even) .filter-multiselect-option:not(.is-selected):not(.is-unavailable) {
    background: #fafbfc;
}

.filter-multiselect-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    cursor: pointer;
    font-weight: normal;
    margin-bottom: 0;
    border-left: 3px solid transparent;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.filter-multiselect-option:hover {
    background: #f0f4f8;
}

.filter-multiselect-option.is-selected {
    background: #e6eef7;
    border-left-color: var(--dark-blue, #1e3a5f);
}

.filter-multiselect-option.is-selected:hover {
    background: #d9e4f0;
}

.filter-multiselect-option.is-selected.is-unavailable {
    background: #fff4e8;
    border-left-color: #c78b3a;
}

.filter-multiselect-option.is-selected.is-unavailable:hover {
    background: #ffe8cc;
}

.filter-multiselect-option.is-unavailable .filter-multiselect-option-text {
    color: #8a5a24;
}

.filter-multiselect-option.is-disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.filter-multiselect-option.is-disabled:hover {
    background: transparent;
}

.filter-multiselect-option input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin: 0;
    flex-shrink: 0;
    accent-color: var(--dark-blue, #1e3a5f);
    cursor: pointer;
    margin-right: .75em;
}

.filter-multiselect-option.is-disabled input[type="checkbox"] {
    cursor: not-allowed;
}

.filter-multiselect-option-text {
    line-height: 1.35;
    font-size: 0.95em;
}

.course-filter-wrapper .filter-group,
.filters .filter-group {
    position: relative;
    overflow: visible;
}

.course-filter-wrapper .course-filters,
.filters .course-filters {
    overflow: visible;
}

.course-filter-wrapper .filters,
.filters {
    overflow: visible;
}

.course-filter-wrapper .filter-group .filter-multiselect-trigger,
.filters .filter-group .filter-multiselect-trigger {
    width: 100%;
}

.course-filter-container.has-title {
    overflow: visible;
}

/* Split-content boxes default to overflow:hidden — allow filter dropdowns to escape */
.column-section .content-box.course-filter-content-box,
.content-box.course-filter-content-box {
    overflow: visible;
}

.course-filter-content-box .course-filter-container,
.course-filter-content-box .course-filter-wrapper,
.course-filter-content-box .filters,
.course-filter-content-box .course-filters,
.course-filter-content-box .filter-group {
    overflow: visible;
}

/* Neutralise global content-box list styles inside filter dropdowns */
.content-box .filter-multiselect-options,
.column-section .content-box .filter-multiselect-options {
    list-style: none !important;
    padding-left: 0 !important;
    margin: 0 !important;
}

.content-box .filter-multiselect-option-item,
.column-section .content-box .filter-multiselect-option-item {
    display: block !important;
    list-style: none !important;
    list-style-type: none !important;
    margin: 0 !important;
}

.content-box .filter-multiselect-option,
.column-section .content-box .filter-multiselect-option {
    display: flex !important;
    margin-bottom: 0 !important;
}