/**
 * Dropdown Menu
 */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-trigger {
    cursor: pointer;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-1);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(4px);
}

/* Positions */
.dropdown-menu.right {
    left: auto;
    right: 0;
}

.dropdown-menu.top {
    top: auto;
    bottom: 100%;
    transform: translateY(8px);
}

.dropdown.open .dropdown-menu.top {
    transform: translateY(-4px);
}

/* Items */
.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    transition: background var(--transition-fast);
    cursor: pointer;
}

.dropdown-item:hover {
    background: var(--color-bg-hover);
}

.dropdown-item.active {
    background: var(--color-accent-light);
    color: var(--color-accent-primary);
}

.dropdown-item.danger {
    color: var(--color-error);
}

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

.dropdown-item-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--color-text-tertiary);
}

.dropdown-item:hover .dropdown-item-icon {
    color: currentColor;
}

.dropdown-item-shortcut {
    margin-left: auto;
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    font-family: var(--font-family-mono);
}

/* Divider */
.dropdown-divider {
    height: 1px;
    background: var(--color-border-default);
    margin: var(--spacing-1) 0;
}

/* Section header */
.dropdown-header {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Checkbox item */
.dropdown-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.dropdown-checkbox:hover {
    background: var(--color-bg-hover);
}

.dropdown-checkbox input {
    appearance: none;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.dropdown-checkbox input:checked {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
    background-size: 12px;
    background-position: center;
    background-repeat: no-repeat;
}