/**
 * Quiz Filter Dropdown Styles
 * Retro-themed searchable dropdown for leaderboard filtering
 * 
 * Feature: leaderboard-enhancements
 * Requirements: 4.1
 */

/* ============================================
   Dropdown Container
   ============================================ */
.quiz-filter-dropdown {
    position: relative;
    display: inline-block;
    min-width: 200px;
}

/* ============================================
   Trigger Button
   ============================================ */
.quiz-filter-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    width: 100%;
    min-width: 200px;
    text-align: left;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: var(--border-medium) solid var(--border-primary);
    color: var(--text-primary);
}

.quiz-filter-trigger:hover {
    background: var(--bg-primary);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
}

.quiz-filter-dropdown.open .quiz-filter-trigger {
    background: var(--neon-cyan);
    color: var(--bg-primary);
    border-color: var(--neon-cyan);
}

.quiz-filter-selected {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: 'Press Start 2P', monospace;
    font-size: 10px;
}

.quiz-filter-arrow {
    font-size: 10px;
    transition: transform 0.2s ease;
}

.quiz-filter-dropdown.open .quiz-filter-arrow {
    transform: rotate(180deg);
}

/* ============================================
   Dropdown Menu
   ============================================ */
.quiz-filter-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1000;
    margin-top: var(--spacing-xs);
    background: var(--bg-secondary);
    border: var(--border-medium) solid var(--border-primary);
    box-shadow: 
        0 0 0 2px var(--bg-primary),
        0 0 20px rgba(0, 255, 255, 0.3);
    max-height: 300px;
    display: flex;
    flex-direction: column;
}

/* ============================================
   Search Input
   ============================================ */
.quiz-filter-search-wrapper {
    padding: var(--spacing-sm);
    border-bottom: 2px solid var(--border-primary);
}

.quiz-filter-search {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: 'VT323', monospace;
    font-size: 18px;
    background: var(--bg-primary);
    border: 2px solid var(--border-primary);
    color: var(--text-primary);
}

.quiz-filter-search:focus {
    outline: none;
    border-color: var(--neon-pink);
    box-shadow: 
        inset 0 0 10px rgba(255, 16, 240, 0.2),
        0 0 10px var(--neon-pink);
}

.quiz-filter-search::placeholder {
    color: var(--cga-white);
    opacity: 0.6;
}

/* ============================================
   Options List
   ============================================ */
.quiz-filter-options {
    overflow-y: auto;
    max-height: 220px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-primary) var(--bg-primary);
}

.quiz-filter-options::-webkit-scrollbar {
    width: 8px;
}

.quiz-filter-options::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

.quiz-filter-options::-webkit-scrollbar-thumb {
    background: var(--border-primary);
    border: 1px solid var(--bg-primary);
}

.quiz-filter-options::-webkit-scrollbar-thumb:hover {
    background: var(--neon-cyan);
}

/* ============================================
   Option Items
   ============================================ */
.quiz-filter-option {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    font-family: 'VT323', monospace;
    font-size: 18px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.1s ease;
}

.quiz-filter-option:hover,
.quiz-filter-option.highlighted {
    background: rgba(0, 255, 255, 0.2);
    color: var(--neon-cyan);
}

.quiz-filter-option.selected {
    background: var(--neon-cyan);
    color: var(--bg-primary);
    font-weight: bold;
}

.quiz-filter-option.selected:hover,
.quiz-filter-option.selected.highlighted {
    background: var(--neon-green);
}

/* First option (All Quizzes) styling */
.quiz-filter-option:first-child {
    border-bottom: 1px solid var(--border-primary);
    font-family: 'Press Start 2P', monospace;
    font-size: 10px;
    padding: var(--spacing-md);
}

/* ============================================
   No Results Message
   ============================================ */
.quiz-filter-no-results {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--cga-white);
    font-family: 'VT323', monospace;
    font-size: 16px;
    opacity: 0.7;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    .quiz-filter-dropdown {
        min-width: 150px;
    }
    
    .quiz-filter-trigger {
        padding: 8px 12px;
    }
    
    .quiz-filter-selected {
        font-size: 8px;
    }
    
    .quiz-filter-menu {
        max-height: 250px;
    }
    
    .quiz-filter-option {
        font-size: 16px;
        padding: var(--spacing-sm);
    }
    
    .quiz-filter-option:first-child {
        font-size: 8px;
    }
}

/* ============================================
   Accessibility - Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    .quiz-filter-arrow {
        transition: none;
    }
    
    .quiz-filter-option {
        transition: none;
    }
}