/* ===============================================
   COMPONENTS.CSS - OPTIMIZED & REORGANIZED
   UI Components with Progressive Enhancement
   =============================================== */

/* ===============================================
   1. BASE BUTTON SYSTEM
   =============================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    
    /* Typography */
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
    
    /* Layout */
    padding: var(--spacing-md) var(--spacing-xl);
    min-height: 48px;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    
    /* Interaction */
    cursor: pointer;
    user-select: none;
    touch-action: manipulation;
    
    /* Effects */
    position: relative;
    overflow: hidden;
    transition: all var(--transition-fast);
    transform: translateZ(0); /* Hardware acceleration */
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}

/* Button Variants */
.btn-primary {
    background-color: var(--accent-primary);
    color: var(--text-inverse);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-primary);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-secondary);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-outline {
    background-color: transparent;
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.btn-outline:hover {
    background-color: var(--accent-light);
    color: var(--accent-hover);
    border-color: var(--accent-hover);
}

/* Button Sizes */
.btn-sm {
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    min-height: 40px;
}

.btn-lg {
    font-size: var(--font-size-lg);
    padding: var(--spacing-lg) var(--spacing-2xl);
    min-height: 56px;
}

.btn-full { width: 100%; }

/* Special Button Types */
.btn-icon {
    padding: var(--spacing-md);
    min-height: 48px;
    min-width: 48px;
}

.cta-button {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.cta-button .btn-icon {
    margin-left: var(--spacing-sm);
    transition: transform var(--transition-fast);
}

.cta-button:hover .btn-icon {
    transform: translateX(4px);
}

/* ===============================================
   2. NAVIGATION SYSTEM
   =============================================== */

.quiz-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-2xl);
}

.quiz-navigation-single {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-2xl) 0;
    margin-top: var(--spacing-xl);
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    min-height: 52px;
}

.nav-btn:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.nav-btn-primary {
    background-color: var(--accent-primary);
    color: var(--text-inverse);
    border-color: var(--accent-primary);
}

.nav-btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

.nav-btn-centered {
    min-width: 160px; /* Reduced from 220px */
    max-width: 240px; /* Add max-width constraint */
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.025em;
    
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    box-shadow: var(--shadow-md);
}

.nav-btn-centered:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
}

.nav-btn-centered .nav-btn-icon {
    margin-left: var(--spacing-sm);
    font-size: 1.1em;
    transition: transform var(--transition-fast);
}

.nav-btn-centered:hover .nav-btn-icon {
    transform: translateX(4px);
}

/* ===============================================
   3. PROGRESS BAR SYSTEM
   =============================================== */

.progress-container {
    position: sticky;
    top: 0;
    z-index: 10;
    
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-primary);
    
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-xl);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.progress-bar {
    height: 10px;
    border-radius: var(--radius-full);
    background-color: var(--progress-bg);
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
    position: relative;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progress-shine 2s infinite;
}

@keyframes progress-shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ===============================================
   4. QUESTION & ANSWER SYSTEM
   =============================================== */

.question-card {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.question-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
}

.question-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.question-header {
    margin-bottom: var(--spacing-xl);
}

.question-number {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
}

.question-text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    line-height: var(--line-height-normal);
    margin-bottom: 0;
}

/* Answer Options */
.answer-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.answer-option {
    position: relative;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.answer-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.answer-option-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-md);
    
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    min-height: 72px;
    touch-action: manipulation;
}

.answer-option-label:active {
    transform: scale(0.98);
    background-color: var(--accent-light);
}

.answer-option:hover .answer-option-label {
    background-color: var(--bg-tertiary);
    border-color: var(--border-accent);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.answer-option input[type="radio"]:checked + .answer-option-label {
    background-color: var(--accent-light);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-md);
}

.answer-option input[type="radio"]:focus + .answer-option-label {
    box-shadow: 0 0 0 3px var(--focus-ring);
}

/* Custom Radio Button */
.answer-radio {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-secondary);
    border-radius: var(--radius-full);
    background-color: var(--bg-primary);
    position: relative;
    flex-shrink: 0;
    margin-top: 0px;
    transition: all var(--transition-fast);
}

.answer-option input[type="radio"]:checked + .answer-option-label .answer-radio {
    border-color: var(--accent-primary);
    background-color: var(--accent-primary);
}

.answer-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: var(--text-inverse);
    transform: translate(-50%, -50%) scale(0);
    transition: transform var(--transition-fast);
}

.answer-option input[type="radio"]:checked + .answer-option-label .answer-radio::after {
    transform: translate(-50%, -50%) scale(1);
}

.answer-text {
    flex: 1;
    font-size: var(--font-size-base);
    color: var(--text-primary);
    line-height: var(--line-height-normal);
    font-weight: var(--font-weight-normal);
}

/* ===============================================
   5. FORM SYSTEM
   =============================================== */

.form-group {
    margin-bottom: var(--spacing-xl);
}

.form-label {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.form-required::after {
    content: ' *';
    color: var(--error);
}

.form-input {
    width: 100%;
    min-height: 56px;
    padding: var(--spacing-lg);
    
    font-size: var(--font-size-lg);
    border-radius: var(--radius-xl);
    border: 2px solid var(--border-primary);
    background-color: var(--input-bg);
    
    transition: all var(--transition-fast);
}

.form-input::placeholder {
    color: var(--input-placeholder);
}

.form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px var(--accent-light);
    transform: translateY(-2px);
}

.form-input:invalid {
    border-color: var(--error);
}

.form-error {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--error);
    margin-top: var(--spacing-xs);
}

/* ===============================================
   6. RESULTS SYSTEM
   =============================================== */

.results-container {
    text-align: center;
    padding: var(--spacing-xl);
}

.results-header {
    margin-bottom: var(--spacing-2xl);
}

.results-emoji {
    font-size: 5rem;
    margin-bottom: var(--spacing-lg);
    animation: bounce-in 0.6s ease-out;
}

.results-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.results-score {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.results-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
}

.results-section {
    text-align: left;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary);
}

.results-section h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.results-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.results-list li {
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-lg);
}

.results-list li::before {
    content: '•';
    color: var(--accent-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.results-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
}

/* ===============================================
   7. WELCOME & LOADING SCREENS
   =============================================== */

.welcome-container {
    text-align: center;
    padding: var(--spacing-2xl);
}

.welcome-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.welcome-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.welcome-features {
    list-style: none;
    padding: 0;
    margin: var(--spacing-2xl) 0;
    text-align: left;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.welcome-features li {
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-base);
}

.welcome-note {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-top: var(--spacing-lg);
}

.loading-container {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
}

.loading-spinner {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    animation: bounce 1s infinite;
}

.loading-dots {
    font-size: var(--font-size-2xl);
    color: var(--accent-primary);
    margin: var(--spacing-lg) 0;
    animation: pulse 2s infinite;
}

/* ===============================================
   8. SOCIAL SHARING
   =============================================== */

.social-sharing {
    border-top: 1px solid var(--border-primary);
    padding-top: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    text-align: center;
}

.social-sharing h4 {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.social-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    
    font-size: var(--font-size-sm);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    text-decoration: none;
    
    transition: all var(--transition-fast);
}

.social-btn:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* ===============================================
   9. ANIMATIONS & KEYFRAMES
   =============================================== */

@keyframes bounce-in {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.1); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% { transform: translate3d(0, 0, 0); }
    40%, 43% { transform: translate3d(0, -20px, 0); }
    70% { transform: translate3d(0, -10px, 0); }
    90% { transform: translate3d(0, -4px, 0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes slide-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===============================================
   10. RESPONSIVE BREAKPOINTS
   =============================================== */

/* Ultra-Small Mobile (320px) */
@media (max-width: 20rem) {
    .btn {
        padding: var(--button-padding-y) var(--button-padding-x);
        min-height: 44px;
        gap: var(--spacing-ultra-sm);
        font-size: var(--font-size-sm);
    }
    
    .nav-btn-centered {
        min-width: 140px;
        max-width: 180px;
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
    
    .answer-option-label {
        padding: var(--spacing-ultra-sm) var(--spacing-ultra-md);
        min-height: 48px;
        gap: var(--spacing-ultra-sm);
    }
    
    .answer-radio { width: 20px; height: 20px; }
    .answer-radio::after { width: 6px; height: 6px; }
    
    .form-input {
        min-height: 48px;
        padding: var(--spacing-ultra-md);
        font-size: var(--font-size-base) !important;
    }
    
    .progress-bar { height: 6px; }
    .results-emoji { font-size: 3rem; }
}

/* Compact Mobile (321px - 375px) */
@media (min-width: 20.0625rem) and (max-width: 23.4375rem) {
    .btn {
        padding: var(--button-padding-y) var(--button-padding-x);
        min-height: 48px;
        gap: var(--spacing-compact-sm);
    }
    
    .nav-btn-centered {
        min-width: 160px;
        max-width: 200px;
        padding: var(--spacing-md) var(--spacing-xl);
    }
    
    .answer-option-label {
        padding: var(--spacing-compact-sm) var(--spacing-compact-md);
        min-height: 56px;
        gap: var(--spacing-compact-sm);
    }
    
    .answer-radio { width: 22px; height: 22px; }
    .answer-radio::after { width: 7px; height: 7px; }
    
    .form-input {
        min-height: 52px;
        padding: var(--spacing-compact-md);
        font-size: var(--font-size-lg) !important;
    }
    
    .progress-bar { height: 8px; }
    .results-emoji { font-size: 4rem; }
}

/* Standard Mobile (376px - 414px) */
@media (min-width: 23.5rem) and (max-width: 25.875rem) {
    .nav-btn-centered {
        min-width: 170px;
        max-width: 220px;
        padding: var(--spacing-lg) var(--spacing-xl);
    }
}

/* Large Mobile (415px - 480px) */
@media (min-width: 25.9375rem) and (max-width: 30rem) {
    .nav-btn-centered {
        min-width: 180px;  /* Reduced from 260px */
        max-width: 240px;  /* Add constraint */
        padding: var(--spacing-lg) var(--spacing-xl);
        font-size: var(--font-size-lg);
        white-space: nowrap;
    }
    
    #submit-quiz-btn.nav-btn-centered {
        min-width: 200px;  /* Reduced from 280px */
        max-width: 260px;  /* Add constraint */
        font-weight: var(--font-weight-semibold);
    }
    
    .answer-option-label {
        padding: var(--spacing-large-mobile-sm) var(--spacing-large-mobile-md);
        min-height: 64px;
        gap: var(--spacing-large-mobile-md);
    }
    
    .form-input {
        min-height: 56px;
        padding: var(--spacing-large-mobile-md);
        font-size: var(--font-size-lg) !important;
    }
    
    .results-emoji { font-size: 4.5rem; }
}

/* Fine-tune for 425px - 448px specifically */
@media (min-width: 26.5625rem) and (max-width: 28rem) {
    .nav-btn-centered {
        min-width: 180px;  /* Reduced from 280px */
        max-width: 240px;  /* Constrain width */
        font-size: 17px;
    }
    
    #submit-quiz-btn.nav-btn-centered {
        min-width: 200px;  /* Reduced from 300px */
        max-width: 260px;  /* Constrain width */
    }
}

/* Tablet & Desktop (768px+) */
@media (min-width: 48rem) {
    .results-cta {
        flex-direction: row;
        justify-content: center;
    }
    
    .nav-btn-centered {
        min-width: 220px;
        max-width: 280px;
        padding: var(--spacing-lg) var(--spacing-3xl);
        font-size: var(--font-size-xl);
    }
}

/* ===============================================
   11. BREAKPOINT-SPECIFIC CLASSES
   =============================================== */

/* Text Visibility Control */
.text-verbose { display: inline; }
.text-compact { display: none; }

.breakpoint-ultra .text-verbose,
.breakpoint-compact .text-verbose { display: none; }

.breakpoint-ultra .text-compact,
.breakpoint-compact .text-compact { display: inline; }

/* Large Mobile Text Control */
.breakpoint-largeMobile .nav-btn-text-compact,
.breakpoint-largeMobile .cta-text-compact {
    display: none !important;
}

.breakpoint-largeMobile .nav-btn-text-verbose,
.breakpoint-largeMobile .cta-text-verbose {
    display: inline !important;
}

/* Touch Optimizations */
.touch-optimized .answer-option-label {
    min-height: 52px;
    padding: var(--spacing-md) var(--spacing-sm);
}

.touch-optimized .answer-option-label:active {
    transform: scale(0.98);
    background-color: var(--accent-light);
}

.touch-optimized .btn:active,
.touch-optimized .nav-btn:active {
    transform: scale(0.96);
}

/* ===============================================
   12. SPECIAL BUTTON STATES
   =============================================== */

#submit-quiz-btn.nav-btn-centered {
    background: linear-gradient(135deg, var(--success), #16a34a);
    color: white;
    font-weight: var(--font-weight-bold);
    position: relative;
    overflow: hidden;
}

#submit-quiz-btn.nav-btn-centered::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

#submit-quiz-btn.nav-btn-centered:hover::before {
    left: 100%;
}

#submit-quiz-btn.nav-btn-centered:hover {
    background: linear-gradient(135deg, #16a34a, var(--success));
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.4);
}

.btn-clicked {
    transform: scale(0.98);
    opacity: 0.8;
}

.loading-text {
    opacity: 0;
    animation: fade-in 0.5s ease-out 0.3s forwards;
}

/* ===============================================
   13. ACCESSIBILITY & PERFORMANCE
   =============================================== */

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Enhanced Focus for Small Screens */
.breakpoint-ultra *:focus,
.breakpoint-compact *:focus {
    outline: 3px solid var(--accent-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Hardware Acceleration */
.answer-option-label,
.btn,
.nav-btn,
.question-card {
    backface-visibility: hidden;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .nav-btn-centered,
    .nav-btn-centered .nav-btn-icon,
    .nav-btn-centered::before {
        transition: none;
        animation: none;
        transform: none;
    }
}

/* ===============================================
   14. PRINT STYLES
   =============================================== */

@media print {
    .quiz-navigation,
    .quiz-navigation-single,
    .btn,
    .nav-btn,
    .social-sharing {
        display: none;
    }
    
    .question-card,
    .results-container {
        box-shadow: none;
        border: 1px solid #ccc;
        page-break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    .answer-option-label {
        border: 1px solid #ccc;
        background: white;
    }
    
    .answer-option input[type="radio"]:checked + .answer-option-label {
        background: #f0f0f0;
    }
    
    /* Show verbose text in print */
    .text-verbose,
    .nav-btn-text-verbose,
    .cta-text-verbose {
        display: inline !important;
    }
    
    .text-compact,
    .nav-btn-text-compact,
    .cta-text-compact {
        display: none !important;
    }
}

/* ===============================================
   15. UTILITY CLASSES
   =============================================== */

/* Spacing Utilities */
.spacing-ultra { padding: var(--spacing-ultra-md); }
.spacing-compact { padding: var(--spacing-compact-md); }
.spacing-responsive { padding: var(--container-padding); }
.gap-responsive { gap: var(--element-gap); }

/* Breakpoint Visibility */
.hide-on-ultra { display: block; }
.hide-on-compact { display: block; }
.hide-on-standard { display: block; }

.breakpoint-ultra .hide-on-ultra { display: none !important; }
.breakpoint-compact .hide-on-compact { display: none !important; }
.breakpoint-standard .hide-on-standard { display: none !important; }

.show-on-ultra { display: none; }
.show-on-compact { display: none; }
.show-on-standard { display: none; }

.breakpoint-ultra .show-on-ultra { display: block !important; }
.breakpoint-compact .show-on-compact { display: block !important; }
.breakpoint-standard .show-on-standard { display: block !important; }

/* Inline Variants */
.show-on-ultra-inline { display: none; }
.show-on-compact-inline { display: none; }
.show-on-standard-inline { display: none; }

.breakpoint-ultra .show-on-ultra-inline { display: inline !important; }
.breakpoint-compact .show-on-compact-inline { display: inline !important; }
.breakpoint-standard .show-on-standard-inline { display: inline !important; }