/* ==========================================================================
   CSS Variables - Theme Colors
   ========================================================================== */
:root {
    /* World Cup Colors */
    --world-cup-green: #006747;
    --world-cup-gold: #FFD700;

    /* USA Colors */
    --usa-blue: #002868;
    --usa-red: #BF0A30;

    /* Additional Theme Colors */
    --primary-color: var(--usa-blue);
    --secondary-color: var(--usa-red);
    --accent-color: var(--world-cup-gold);
    --success-color: var(--world-cup-green);

    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --medium-gray: #E0E0E0;
    --dark-gray: #333333;
    --black: #000000;

    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--light-gray);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hidden {
    display: none !important;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    background: linear-gradient(135deg, var(--usa-blue) 0%, var(--usa-red) 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    text-align: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-title {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.125rem;
    font-weight: var(--font-weight-normal);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.hero-info {
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    opacity: 0.85;
}

/* ==========================================================================
   Countdown Timer
   ========================================================================== */
.countdown-timer {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.countdown-label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.countdown-display {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.countdown-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown-value {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--world-cup-gold);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.countdown-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.85;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-primary);
}

.btn-primary {
    background-color: var(--world-cup-gold);
    color: var(--usa-blue);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: #FFC700;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

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

/* ==========================================================================
   Quiz Container
   ========================================================================== */
.quiz-container {
    padding: var(--spacing-xl) 0;
    min-height: 100vh;
}

/* Progress Bar */
.progress-wrapper {
    margin-bottom: var(--spacing-xl);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--dark-gray);
}

.progress-percentage {
    color: var(--usa-blue);
    font-weight: var(--font-weight-bold);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--medium-gray);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--usa-blue) 0%, var(--usa-red) 100%);
    border-radius: var(--radius-lg);
    transition: width var(--transition-normal);
    width: 10%;
}

/* ==========================================================================
   Player Info Panel
   ========================================================================== */
.player-info-panel {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.player-info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    min-width: 120px;
}

.player-info-label {
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
    color: var(--usa-blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.player-info-value {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ==========================================================================
   Question Card
   ========================================================================== */
.question-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.question-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--usa-blue);
    margin-bottom: var(--spacing-lg);
    line-height: 1.4;
}

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

.answer-option {
    background: var(--white);
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    padding-left: calc(var(--spacing-lg) + 48px + var(--spacing-md));
    font-size: 1.0625rem;
    font-weight: var(--font-weight-medium);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    min-height: 70px;
}

/* Number indicator badge */
.answer-badge {
    position: absolute;
    left: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--usa-blue) 0%, var(--usa-red) 100%);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
    flex-shrink: 0;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 8px rgba(0, 40, 104, 0.2);
    z-index: 1;
}

/* Choice text wrapper */
.choice-text {
    flex: 1;
    line-height: 1.6;
    color: var(--dark-gray);
    transition: color var(--transition-normal);
}

/* Hover effect */
.answer-option:hover {
    border-color: var(--usa-blue);
    background: linear-gradient(135deg, rgba(0, 40, 104, 0.05) 0%, rgba(191, 10, 48, 0.05) 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 40, 104, 0.18);
}

.answer-option:hover .answer-badge {
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 40, 104, 0.3);
}

.answer-option:hover .choice-text {
    color: var(--usa-blue);
}

/* Active/pressed state */
.answer-option:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(0, 40, 104, 0.15);
}

.answer-option:active .answer-badge {
    transform: translateY(-50%) scale(1.05);
}

/* Selected state */
.answer-option.selected {
    background: linear-gradient(135deg, var(--usa-blue) 0%, var(--usa-red) 100%);
    color: var(--white);
    border-color: var(--world-cup-gold);
    border-width: 3px;
    box-shadow: 0 8px 24px rgba(0, 40, 104, 0.35), 0 0 0 4px rgba(255, 215, 0, 0.25);
    transform: translateY(-3px);
}

.answer-option.selected .answer-badge {
    background: var(--world-cup-gold);
    color: var(--usa-blue);
    transform: translateY(-50%) scale(1.15);
    box-shadow: 0 4px 16px rgba(255, 215, 0, 0.5);
    font-weight: var(--font-weight-bold);
}

.answer-option.selected .choice-text {
    color: var(--white);
    font-weight: var(--font-weight-medium);
}

/* Selected badge styling */
.answer-option.selected .answer-badge {
    font-size: 1.5rem;
    line-height: 1;
}

/* Disabled state */
.answer-option:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.answer-option:disabled:hover {
    transform: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-color: var(--medium-gray);
}

.answer-option:disabled:hover .answer-badge {
    transform: translateY(-50%) scale(1);
    box-shadow: 0 2px 8px rgba(0, 40, 104, 0.2);
}

.answer-option:disabled:hover .choice-text {
    color: var(--dark-gray);
}

/* Animation for new questions */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.answer-option {
    animation: slideInUp 0.4s ease forwards;
}

.answer-option:nth-child(1) {
    animation-delay: 0.05s;
}

.answer-option:nth-child(2) {
    animation-delay: 0.1s;
}

.answer-option:nth-child(3) {
    animation-delay: 0.15s;
}

.answer-option:nth-child(4) {
    animation-delay: 0.2s;
}

/* ==========================================================================
   Flavor Text (displayed above next question as consequence of previous choice)
   ========================================================================== */
.flavor-text {
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.5s ease forwards;
}

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

.flavor-text-content {
    background: linear-gradient(135deg, rgba(0, 103, 71, 0.05) 0%, rgba(255, 215, 0, 0.05) 100%);
    border-left: 4px solid var(--world-cup-gold);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    position: relative;
}

.flavor-text-content::before {
    content: '💬';
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 1.5rem;
    opacity: 0.4;
}

.flavor-text-content p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark-gray);
    font-style: italic;
}

/* ==========================================================================
   Results Section
   ========================================================================== */
.results-section {
    padding: var(--spacing-xl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.results-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.results-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--usa-blue);
    margin-bottom: var(--spacing-lg);
}

/* Results Badge */
.results-badge {
    margin-bottom: var(--spacing-lg);
}

.badge-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    animation: bounce 1s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.outcome-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--usa-blue);
    margin-bottom: var(--spacing-md);
}

/* Results Content */
.results-teaser,
.results-description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
}

.results-preview {
    background: linear-gradient(to bottom, var(--light-gray) 0%, rgba(245, 245, 245, 0.3) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.results-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--light-gray);
    border-radius: var(--radius-md);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--usa-blue);
}

/* ==========================================================================
   Results Action Buttons
   ========================================================================== */
.results-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.results-actions .btn {
    width: 100%;
}

.results-actions .btn-primary {
    position: relative;
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.btn-text {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
}

.btn-subtext {
    font-size: 0.875rem;
    font-weight: var(--font-weight-normal);
    opacity: 0.9;
    line-height: 1.2;
}

/* ==========================================================================
   Journey Recap
   ========================================================================== */
.journey-recap {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--medium-gray);
}

.journey-recap-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--usa-blue);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.journey-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    max-height: 500px;
    overflow-y: auto;
    padding-right: var(--spacing-sm);
}

/* Custom scrollbar styling */
.journey-timeline::-webkit-scrollbar {
    width: 8px;
}

.journey-timeline::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: var(--radius-lg);
}

.journey-timeline::-webkit-scrollbar-thumb {
    background: var(--usa-blue);
    border-radius: var(--radius-lg);
}

.journey-timeline::-webkit-scrollbar-thumb:hover {
    background: var(--usa-red);
}

/* Journey Step */
.journey-step {
    background: var(--light-gray);
    border-left: 4px solid var(--usa-blue);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: left;
    position: relative;
    animation: slideInLeft 0.4s ease forwards;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.journey-step-number {
    position: absolute;
    top: var(--spacing-md);
    left: -12px;
    width: 24px;
    height: 24px;
    background: var(--usa-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
}

.journey-step-question {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    color: var(--usa-blue);
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
}

.journey-step-choice {
    font-size: 0.875rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.journey-step-choice::before {
    content: '→';
    color: var(--usa-red);
    font-weight: var(--font-weight-bold);
    flex-shrink: 0;
}

.journey-step-flavor {
    font-size: 0.8125rem;
    color: var(--dark-gray);
    font-style: italic;
    background: rgba(255, 215, 0, 0.1);
    border-left: 3px solid var(--world-cup-gold);
    padding: var(--spacing-sm) var(--spacing-md);
    margin: var(--spacing-sm) 0 0 var(--spacing-md);
    border-radius: var(--radius-sm);
}

/* ==========================================================================
   Social Share Buttons
   ========================================================================== */
.social-share {
    margin: var(--spacing-lg) 0;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--medium-gray);
}

.share-label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

/* Share Suggestion Box */
.share-suggestion {
    background: linear-gradient(135deg, rgba(0, 40, 104, 0.05) 0%, rgba(191, 10, 48, 0.05) 100%);
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.share-suggestion-label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
}

.share-suggestion-text {
    background: var(--white);
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9375rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
    word-break: break-word;
    min-height: 60px;
    display: flex;
    align-items: center;
}

.btn-copy-suggestion {
    background-color: var(--usa-blue);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
    width: 100%;
}

.btn-copy-suggestion:hover {
    background-color: var(--usa-red);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-copy-suggestion:active {
    transform: translateY(0);
}

.share-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.btn-share {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-family: var(--font-primary);
}

.btn-twitter {
    background-color: #000000;
    color: var(--white);
}

.btn-twitter:hover {
    background-color: #1a1a1a;
}

.btn-facebook {
    background-color: #1877F2;
    color: var(--white);
}

.btn-facebook:hover {
    background-color: #166fe5;
}

.btn-linkedin {
    background-color: #0A66C2;
    color: var(--white);
}

.btn-linkedin:hover {
    background-color: #095196;
}

.btn-copy {
    background-color: var(--dark-gray);
    color: var(--white);
}

.btn-copy:hover {
    background-color: #4a4a4a;
}

.btn-share:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn-share:active {
    transform: translateY(0);
}

.share-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ==========================================================================
   Email Modal
   ========================================================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--dark-gray);
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--usa-red);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--usa-blue);
    margin-bottom: var(--spacing-sm);
}

.modal-subtitle {
    font-size: 1rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
}

/* Email Form */
.email-form {
    margin-bottom: var(--spacing-md);
}

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

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xs);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    font-family: var(--font-primary);
    border: 2px solid var(--medium-gray);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--usa-blue);
}

.checkbox-group {
    margin-top: var(--spacing-md);
}

.checkbox-label {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    color: var(--dark-gray);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-right: var(--spacing-sm);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.modal-footer {
    font-size: 0.75rem;
    color: var(--dark-gray);
    opacity: 0.7;
    text-align: center;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--usa-blue);
    color: var(--white);
    padding: var(--spacing-lg) 0;
    text-align: center;
    font-size: 0.875rem;
}

/* ==========================================================================
   Responsive Design - Tablet
   ========================================================================== */
@media screen and (min-width: 768px) {
    .container {
        max-width: 720px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }

    .countdown-value {
        font-size: 2.5rem;
    }

    .countdown-text {
        font-size: 0.875rem;
    }

    .question-text {
        font-size: 1.5rem;
    }

    .answer-option {
        padding: var(--spacing-xl);
        padding-left: calc(var(--spacing-xl) + 48px + var(--spacing-md));
        min-height: 80px;
        font-size: 1.125rem;
    }

    .answer-badge {
        width: 44px;
        height: 44px;
        font-size: 1.25rem;
    }

    .share-buttons {
        grid-template-columns: repeat(4, 1fr);
    }

    .results-actions {
        flex-direction: row;
        gap: var(--spacing-lg);
    }

    .results-actions .btn {
        flex: 1;
    }

    .results-actions .btn-primary {
        flex: 2;
    }
}

/* ==========================================================================
   Responsive Design - Desktop
   ========================================================================== */
@media screen and (min-width: 1024px) {
    .container {
        max-width: 900px;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .countdown-display {
        gap: var(--spacing-lg);
    }

    .countdown-value {
        font-size: 3rem;
    }

    .question-card {
        padding: var(--spacing-xl);
    }
}