/* ============================================
   Appeals Doctor Design System - DROPDOWN COMPONENT
   Global dropdown styles for use across the site
   ============================================ */

/* Base Dropdown Container */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown--block {
    display: block;
    width: 100%;
}

/* Dropdown Trigger Button */
.dropdown__trigger {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-regular);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: border-color var(--transition-normal), 
                background-color var(--transition-normal),
                box-shadow var(--transition-normal);
    min-width: 120px;
    text-align: left;
}

.dropdown--block .dropdown__trigger {
    width: 100%;
}

.dropdown__trigger:hover {
    border-color: var(--color-primary);
    background-color: var(--color-text-inverse);
}

.dropdown__trigger:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-text-inverse);
    box-shadow: 0 0 0 3px var(--color-primary-overlay-focus);
}

.dropdown__trigger:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Trigger text and placeholder */
.dropdown__trigger-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dropdown__trigger-text--placeholder {
    color: var(--color-text-secondary);
}

/* Trigger chevron icon */
.dropdown__chevron {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    color: var(--color-text-secondary);
    transition: transform var(--transition-normal);
}

.dropdown.is-open .dropdown__chevron {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown__menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 100%;
    max-height: 320px;
    overflow-y: auto;
    background-color: var(--color-text-inverse);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    
    /* Hidden by default */
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(4px);
    transition: opacity var(--transition-fast), 
                transform var(--transition-fast), 
                visibility var(--transition-fast);
}

/* Create hover bridge with pseudo-element to prevent gap */
.dropdown--hover .dropdown__menu::before {
    content: '';
    position: absolute;
    top: calc(-1 * var(--space-xs));
    left: 0;
    right: 0;
    height: var(--space-xs);
    background: transparent;
    pointer-events: auto;
    z-index: 1001;
}

/* Menu alignment variants */
.dropdown__menu--right {
    left: auto;
    right: 0;
}

.dropdown__menu--center {
    left: 50%;
    transform: translateX(-50%) translateY(4px);
}

/* For hover dropdowns, ensure the padding-top creates a hover bridge */
.dropdown--hover .dropdown__menu {
    margin-top: 0;
}

/* Menu width variants */
.dropdown__menu--sm {
    min-width: 160px;
}

.dropdown__menu--md {
    min-width: 220px;
}

.dropdown__menu--lg {
    min-width: 320px;
}

.dropdown__menu--full {
    width: 100%;
}

/* Show menu on hover (optional behavior) */
.dropdown--hover:hover .dropdown__menu,
.dropdown--hover:focus-within .dropdown__menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.dropdown--hover:hover .dropdown__menu--center,
.dropdown--hover:focus-within .dropdown__menu--center {
    transform: translateX(-50%) translateY(0);
}

/* Show menu when open (click behavior) */
.dropdown.is-open .dropdown__menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.dropdown.is-open .dropdown__menu--center {
    transform: translateX(-50%) translateY(0);
}

/* Menu header (optional) */
.dropdown__header {
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
}

.dropdown__header-title {
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

/* Search input in dropdown */
.dropdown__search {
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background-color: var(--color-bg-card);
}

.dropdown__search-icon {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    color: var(--color-text-secondary);
}

.dropdown__search-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    color: var(--color-text-primary);
}

.dropdown__search-input::placeholder {
    color: var(--color-text-secondary);
}

/* Menu content area */
.dropdown__content {
    padding: var(--space-xs);
    /* Compensate for padding-top on menu to maintain visual spacing */
    padding-top: 0;
}

/* Category/Group within dropdown */
.dropdown__category {
    margin-bottom: var(--space-sm);
}

.dropdown__category:last-child {
    margin-bottom: 0;
}

.dropdown__category-title {
    font-size: 10px;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-secondary);
    padding: var(--space-sm) var(--space-sm);
    margin: 0;
}

/* Dropdown Item */
.dropdown__item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    color: var(--color-text-primary);
    text-decoration: none;
    text-align: left;
    cursor: pointer;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.dropdown__item:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-primary);
}

.dropdown__item:focus {
    outline: none;
    background-color: var(--color-bg-hover);
}

.dropdown__item:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -2px;
}

/* Active/Selected item */
.dropdown__item.is-active,
.dropdown__item[aria-selected="true"] {
    background-color: var(--color-warning-bg);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* Disabled item */
.dropdown__item:disabled,
.dropdown__item.is-disabled {
    color: var(--color-text-secondary);
    cursor: not-allowed;
    opacity: 0.6;
}

.dropdown__item:disabled:hover,
.dropdown__item.is-disabled:hover {
    background-color: transparent;
    color: var(--color-text-secondary);
}

/* Muted item */
.dropdown__item--muted {
    color: var(--color-text-secondary);
}

/* Danger/destructive item */
.dropdown__item--danger {
    color: var(--color-error);
}

.dropdown__item--danger:hover {
    background-color: var(--color-error-bg);
    color: var(--color-error);
}

/* Item with icon */
.dropdown__item-icon {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    color: inherit;
}

/* Item text */
.dropdown__item-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Item description */
.dropdown__item-desc {
    font-size: 11px;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

/* Item badge/check */
.dropdown__item-badge {
    flex-shrink: 0;
    margin-left: auto;
}

.dropdown__item-check {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    color: var(--color-success);
    margin-left: auto;
}

/* Divider */
.dropdown__divider {
    height: 1px;
    background-color: var(--color-border);
    margin: var(--space-xs) 0;
}

/* Footer (optional) */
.dropdown__footer {
    padding: var(--space-sm) var(--space-md);
    border-top: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
}

/* Empty state */
.dropdown__empty {
    padding: var(--space-xl);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-small);
}

/* ========================================
   DROPDOWN SIZE VARIANTS
   ======================================== */

/* Small dropdown */
.dropdown--sm .dropdown__trigger {
    padding: 4px var(--space-sm);
    font-size: 12px;
    min-width: 100px;
}

.dropdown--sm .dropdown__item {
    padding: 4px var(--space-sm);
    font-size: 12px;
}

/* Extra-small dropdown (useful for compact selectors like marketplace code) */
.dropdown--xs .dropdown__trigger {
    padding: 2px 8px;
    font-size: 12px;
    min-width: 56px;
}

.dropdown--xs .dropdown__item {
    padding: 4px 8px;
    font-size: 12px;
}

.dropdown--xs .dropdown__menu {
    /* Don't force menu to be as wide as the trigger */
    min-width: unset;
    width: auto;
}

/* Large dropdown */
.dropdown--lg .dropdown__trigger {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-body);
    min-width: 180px;
}

.dropdown--lg .dropdown__item {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-body);
}

/* ========================================
   DROPDOWN STYLE VARIANTS
   ======================================== */

/* Ghost/transparent trigger */
.dropdown--ghost .dropdown__trigger {
    background-color: transparent;
    border-color: transparent;
}

.dropdown--ghost .dropdown__trigger:hover {
    background-color: var(--color-bg-hover);
    border-color: transparent;
}

/* Outline style */
.dropdown--outline .dropdown__trigger {
    background-color: transparent;
}

/* ========================================
   BOOTSTRAP/TABLER DROPDOWN OVERRIDES
   Applies global dropdown styles to Bootstrap dropdowns
   ======================================== */

/* Bootstrap dropdown menu styling */
.dropdown-menu {
    min-width: 180px;
    padding: var(--space-xs);
    background-color: var(--color-text-inverse);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    font-family: var(--font-body);
    z-index: 1000;
}

/* Bootstrap dropdown item styling */
.dropdown-menu .dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-regular);
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.dropdown-menu .dropdown-item:hover,
.dropdown-menu .dropdown-item:focus {
    background-color: var(--color-bg-hover);
    color: var(--color-primary);
}

.dropdown-menu .dropdown-item:active,
.dropdown-menu .dropdown-item.active {
    background-color: var(--color-warning-bg);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* Muted/disabled items */
.dropdown-menu .dropdown-item.text-muted {
    color: var(--color-text-secondary);
}

.dropdown-menu .dropdown-item.text-muted:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-text-secondary);
}

/* Dropdown divider */
.dropdown-menu .dropdown-divider {
    height: 1px;
    margin: var(--space-xs) 0;
    background-color: var(--color-border);
    border: none;
}

/* Dropdown header */
.dropdown-menu .dropdown-header {
    padding: var(--space-sm) var(--space-md);
    font-size: 10px;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-secondary);
}

/* Bootstrap dropdown toggle button styling */
.dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Override Tabler's arrow styling */
.dropdown-menu-arrow::before {
    display: none;
}

/* Action menu dropdown (table actions) */
.btn-group .dropdown .dropdown-toggle,
.dropdown .btn.dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-small);
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

/* Icon in dropdown toggle */
.dropdown-toggle .icon,
.dropdown-toggle svg {
    width: 18px;
    height: 18px;
}