/* Reusable UI dropdown — use <x-ui.dropdown-select> / <x-ui.dropdown-multiselect> */

.ui-dropdown {
    position: relative;
}

.ui-dropdown__toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
    font-family: inherit;
    cursor: pointer;
    text-align: left;
    min-height: 42px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ui-dropdown__toggle:hover,
.ui-dropdown__toggle[aria-expanded="true"] {
    border-color: var(--neon);
    box-shadow: 0 0 0 3px var(--neon-glow);
}

.ui-dropdown__toggle.is-invalid {
    border-color: #c1121f;
    box-shadow: 0 0 0 3px rgba(193, 18, 31, 0.2);
}

.ui-dropdown__label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ui-dropdown__arrow {
    width: 0.55rem;
    height: 0.55rem;
    flex-shrink: 0;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg) translateY(-2px);
    transition: transform 0.2s, border-color 0.2s;
    margin-top: -3px;
}

.ui-dropdown__toggle[aria-expanded="true"] .ui-dropdown__arrow {
    transform: rotate(-135deg) translateY(2px);
    border-color: var(--neon);
}

.ui-dropdown__menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: 60;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 212, 255, 0.08);
    max-height: 260px;
    overflow-y: auto;
    padding: 0.35rem;
}

.ui-dropdown__menu[hidden] {
    display: none;
}

.ui-dropdown__option {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: none;
    border-radius: calc(var(--radius) - 2px);
    background: transparent;
    color: var(--text);
    font-size: 0.875rem;
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s;
}

.ui-dropdown__option:hover {
    background: rgba(0, 212, 255, 0.08);
}

.ui-dropdown__option.is-selected {
    background: rgba(0, 212, 255, 0.12);
    box-shadow: inset 3px 0 0 var(--neon);
}

.ui-dropdown__check {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.55rem 0.75rem;
    border-radius: calc(var(--radius) - 2px);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text);
    transition: background 0.15s;
}

.ui-dropdown__check:hover {
    background: rgba(0, 212, 255, 0.06);
}

.ui-dropdown__check input[type="checkbox"] {
    accent-color: var(--neon);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    cursor: pointer;
}

.ui-dropdown__native {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 42px;
    margin: 0;
    padding: 0;
    opacity: 0;
    pointer-events: none;
    border: none;
    overflow: hidden;
}

.ui-dropdown--search .ui-dropdown__menu[hidden] {
    display: none;
}

.ui-dropdown--search .ui-dropdown__menu:not([hidden]) {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 0;
    max-height: 320px;
}

.ui-dropdown__search-wrap {
    padding: 0.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
    position: sticky;
    top: 0;
    z-index: 1;
}

.ui-dropdown__search {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) - 2px);
    color: var(--text);
    padding: 0.55rem 0.75rem;
    font-size: 0.875rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ui-dropdown__search:focus {
    outline: none;
    border-color: var(--neon);
    box-shadow: 0 0 0 3px var(--neon-glow);
}

.ui-dropdown__options {
    overflow-y: auto;
    padding: 0.35rem;
    max-height: 240px;
}

.ui-dropdown__option[hidden] {
    display: none;
}

.ui-dropdown__option-pair {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    min-width: 0;
}

.ui-dropdown__option-num {
    flex-shrink: 0;
    color: var(--neon);
    font-weight: 600;
}

.ui-dropdown__option-sep {
    color: var(--text-muted);
}

.ui-dropdown__option-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ui-dropdown__empty {
    padding: 0.85rem 0.75rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.ui-dropdown__empty[hidden] {
    display: none;
}