/* Universal Responsive Dropdown Replacement for Select Elements */
.app-dropdown-trigger {
    position: relative;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    min-height: 40px;
    padding: 8px 34px 8px 12px;
    border: 1px solid #c8d5e8;
    border-radius: 8px;
    background: #fff;
    color: #182b49;
    text-align: left;
    font: inherit;
    font-size: 13px;
    line-height: 1.4;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.app-dropdown-trigger:focus-visible {
    outline: 2px solid #2455aa;
    outline-offset: 2px;
    border-color: #2455aa;
}

.app-dropdown-trigger::after {
    content: "";
    position: absolute;
    right: 14px;
    top: 50%;
    width: 7px;
    height: 7px;
    border-right: 2px solid #5a6e8c;
    border-bottom: 2px solid #5a6e8c;
    transform: translateY(-65%) rotate(45deg);
    pointer-events: none;
    transition: transform .15s ease;
}

.app-dropdown-trigger[aria-expanded="true"]::after {
    transform: translateY(-25%) rotate(-135deg);
}

.app-dropdown-trigger > .app-dropdown-label {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
    flex: 1;
}

.app-native-select,
select.app-native-select {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.app-dropdown-menu {
    position: fixed;
    z-index: 100000;
    box-sizing: border-box;
    max-width: calc(100vw - 16px);
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 5px;
    border: 1px solid #d0dbe9;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.22);
}

.app-dropdown-option {
    padding: 9px 12px;
    border-radius: 8px;
    color: #182b49;
    font-size: 13px;
    font-weight: 400;
    line-height: 1.35;
    overflow-wrap: anywhere;
    word-break: break-word;
    cursor: pointer;
    transition: background .1s ease, color .1s ease;
}

.app-dropdown-option:hover,
.app-dropdown-option:focus,
.app-dropdown-option[aria-selected="true"] {
    background: #eff6ff;
    color: #1d4ed8;
}

.app-dropdown-option[aria-disabled="true"] {
    opacity: 0.45;
    cursor: default;
    pointer-events: none;
}

.app-dropdown-group-header {
    padding: 8px 12px 4px;
    font-size: 11px;
    font-weight: 700;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: .05em;
}

/* Specific context adaptions */
.market-filters .app-dropdown-trigger {
    height: 44px;
    min-height: 44px;
    border-radius: 10px;
    border-color: #c8d5e8;
}

.filter-grid .app-dropdown-trigger {
    min-height: 38px;
    padding: 7px 30px 7px 10px;
    font-size: 12px;
    border-radius: 8px;
    border-color: #dfe7e2;
}

.student-filters .app-dropdown-trigger {
    min-height: 36px;
    padding: 7px 30px 7px 10px;
    font-size: 12px;
    border-radius: 5px;
    border-color: #dfe8f4;
}

.class-filters .app-dropdown-trigger {
    min-height: 34px;
    padding: 6px 30px 6px 9px;
    font-size: 12px;
    border-radius: 5px;
    border-color: #dce6f2;
}