/* ========================================
   CSS Variables & Color Palette 2025
   ======================================== */
:root {
    
    --primary-azure: #3D5AFE;
    --primary-violet: #7C4DFF;
    --primary-coral: #FF6B9D;
    
    
    --secondary-mint: #00E5CC;
    --secondary-amber: #FFB300;
    --secondary-lavender: #B388FF;
    
    
    --neutral-dark: #1A1D29;
    --neutral-medium: #2D3142;
    --neutral-light: #F8F9FA;
    --neutral-white: #FFFFFF;
    
    
    --accent-neon: #00FFF5;
    --accent-pink: #FF2E97;
    --accent-gold: #FFD93D;
    
    
    --gradient-primary: linear-gradient(135deg, #3D5AFE 0%, #7C4DFF 100%);
    --gradient-accent: linear-gradient(135deg, #00E5CC 0%, #00FFF5 100%);
    --gradient-warm: linear-gradient(135deg, #FF6B9D 0%, #FFB300 100%);
    --gradient-hero: linear-gradient(135deg, rgba(61, 90, 254, 0.95) 0%, rgba(124, 77, 255, 0.95) 100%);
    
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.25);
    
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    
    --font-family: 'Inter', sans-serif;
    --font-size-base: 16px;
    
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    color: var(--neutral-dark);
    background-color: var(--neutral-light);
    line-height: 1.6;
    overflow-x: hidden;
}


.container {
    width: 100%;
    padding: 0 1rem;
    margin: 0 auto;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
}

/* ========================================
   Navigation - Mobile First
   ======================================== */
.navbar {
    background: var(--gradient-primary);
    padding: 0.75rem 0;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--neutral-white);
}

.logo {
    width: 35px;
    height: 35px;
}

.navbar-nav {
    gap: 0;
    padding: 1rem 0;
}

.nav-link {
    color: var(--neutral-white) !important;
    padding: 0.75rem 1rem;
    font-weight: 500;
    transition: var(--transition-fast);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.navbar-toggler {
    border-color: rgba(255, 255, 255, 0.5);
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
}

/* ========================================
   Hero Section - Mobile First
   ======================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    padding: 6rem 0 3rem;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)" /></svg>');
    opacity: 0.3;
}

.hero-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--neutral-white);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--neutral-white);
    background: rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.hero-feature i {
    font-size: 1.5rem;
    color: var(--accent-neon);
}

.btn-hero {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--gradient-warm);
    color: var(--neutral-white);
    font-weight: 600;
    border-radius: 50px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    text-align: center;
    width: 100%;
    max-width: 300px;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    color: var(--neutral-white);
}

.hero-image {
    width: 100%;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    margin-top: 2rem;
}

/* ========================================
   Section Styles - Mobile First
   ======================================== */
section {
    padding: 3rem 0;
}

.section-header {
    margin-bottom: 2.5rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--neutral-medium);
    max-width: 100%;
}

/* ========================================
   Source Cards - Mobile First
   ======================================== */
.sources-section {
    background: var(--neutral-white);
}

.source-card {
    background: var(--neutral-white);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    height: 100%;
    border: 2px solid transparent;
}

.source-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-azure);
}

.source-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.source-icon i {
    font-size: 1.75rem;
    color: var(--neutral-white);
}

.source-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.source-card p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.source-features {
    list-style: none;
    padding: 0;
}

.source-features li {
    padding: 0.5rem 0;
    color: var(--neutral-dark);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9rem;
}

.source-features i {
    color: var(--secondary-mint);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

/* ========================================
   Platform Section - Mobile First
   ======================================== */
.platforms-section {
    background: linear-gradient(180deg, var(--neutral-light) 0%, var(--neutral-white) 100%);
}

.platform-block {
    margin-bottom: 3rem;
    background: var(--neutral-white);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
}

.platform-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-accent);
    color: var(--neutral-white);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 1rem;
}

.platform-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.platform-content p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.platform-image {
    width: 100%;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.platform-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 1.5rem 0;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--neutral-light);
    border-radius: 12px;
    transition: var(--transition-normal);
}

.stat-item:hover {
    background: var(--gradient-primary);
    color: var(--neutral-white);
    transform: translateX(5px);
}

.stat-item i {
    font-size: 1.5rem;
    color: var(--primary-azure);
}

.stat-item:hover i {
    color: var(--neutral-white);
}

.stat-item strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.stat-item span {
    font-size: 0.85rem;
    opacity: 0.8;
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
}

.feature-item {
    padding: 1.25rem;
    background: var(--neutral-light);
    border-radius: 12px;
    transition: var(--transition-normal);
}

.feature-item:hover {
    background: var(--gradient-primary);
    color: var(--neutral-white);
    transform: scale(1.02);
}

.feature-item i {
    font-size: 2rem;
    color: var(--primary-violet);
    margin-bottom: 1rem;
}

.feature-item:hover i {
    color: var(--neutral-white);
}

.feature-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-item p {
    font-size: 0.9rem;
    margin: 0;
}

.abstract-features {
    margin-top: 1.5rem;
}

.abstract-feature {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1.25rem;
    background: var(--neutral-light);
    border-radius: 12px;
    transition: var(--transition-normal);
}

.abstract-feature:hover {
    background: var(--gradient-warm);
    color: var(--neutral-white);
    transform: translateX(5px);
}

.abstract-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.abstract-icon i {
    font-size: 1.5rem;
    color: var(--neutral-white);
}

.abstract-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.abstract-content p {
    font-size: 0.9rem;
    margin: 0;
}

/* ========================================
   French Open Section - Mobile First
   ======================================== */
.french-open-section {
    background: var(--neutral-white);
}

.heritage-card {
    background: var(--neutral-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.heritage-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.heritage-content {
    padding: 1.5rem;
}

.heritage-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.heritage-content p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.record-highlights {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.record-item {
    text-align: center;
    padding: 1.25rem;
    background: var(--gradient-primary);
    border-radius: 12px;
    color: var(--neutral-white);
}

.record-number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.record-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.french-players-card {
    background: var(--neutral-white);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    height: 100%;
}

.french-players-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.french-players-card p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    margin-bottom: 1.5rem;
}

.champions-list {
    margin-bottom: 1.5rem;
}

.champion-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--neutral-light);
    border-radius: 10px;
    margin-bottom: 0.75rem;
}

.champion-stat i {
    font-size: 1.5rem;
    color: var(--accent-gold);
}

.champion-stat strong {
    display: block;
    font-size: 1rem;
    color: var(--neutral-dark);
}

.champion-stat span {
    font-size: 0.85rem;
    color: var(--neutral-medium);
}

.trophy-image {
    width: 100%;
    border-radius: 12px;
    margin-top: 1rem;
}

/* ========================================
   Comparison Section - Mobile First
   ======================================== */
.comparison-section {
    background: linear-gradient(180deg, var(--neutral-white) 0%, var(--neutral-light) 100%);
}

.comparison-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.comparison-content p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.comparison-metrics {
    margin-top: 1.5rem;
}

.metric-category {
    margin-bottom: 1.5rem;
    padding: 1.25rem;
    background: var(--neutral-white);
    border-radius: 12px;
    border-left: 4px solid var(--primary-azure);
}

.metric-category h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.metric-category i {
    color: var(--primary-azure);
}

.metric-category p {
    font-size: 0.9rem;
    margin: 0;
}

.comparison-image {
    width: 100%;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    margin-top: 2rem;
}

.stats-overlay {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.stat-box {
    padding: 1.25rem;
    background: var(--neutral-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.stat-box i {
    font-size: 2rem;
    color: var(--primary-violet);
    margin-bottom: 0.75rem;
}

.stat-box h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.5rem;
}

.stat-box p {
    font-size: 0.9rem;
    color: var(--neutral-medium);
    margin: 0;
}

/* ========================================
   Metrics Section - Mobile First
   ======================================== */
.metrics-section {
    background: var(--neutral-white);
}

.metrics-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.metric-card {
    background: var(--neutral-white);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
}

.metric-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.metric-icon i {
    font-size: 1.75rem;
    color: var(--neutral-white);
}

.metric-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.metric-card p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.metric-data {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.data-point {
    padding: 1rem;
    background: var(--neutral-light);
    border-radius: 10px;
    border-left: 4px solid var(--primary-azure);
}

.data-point strong {
    display: block;
    font-size: 1rem;
    color: var(--neutral-dark);
    margin-bottom: 0.25rem;
}

.data-point span {
    font-size: 0.9rem;
    color: var(--neutral-medium);
}

.metric-image {
    width: 100%;
    border-radius: 12px;
    margin-top: 1rem;
}

.metrics-explanation {
    background: var(--neutral-light);
    padding: 2rem 1.5rem;
    border-radius: 16px;
    margin-top: 2rem;
}

.metrics-explanation h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.metrics-explanation p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 1rem;
}

/* ========================================
   Prediction Section - Mobile First
   ======================================== */
.prediction-section {
    background: linear-gradient(180deg, var(--neutral-light) 0%, var(--neutral-white) 100%);
}

.prediction-image {
    width: 100%;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.prediction-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.prediction-content p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.model-factors {
    margin-top: 1.5rem;
}

.factor-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1.25rem;
    background: var(--neutral-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.factor-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.factor-icon i {
    font-size: 1.5rem;
    color: var(--neutral-white);
}

.factor-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.5rem;
}

.factor-content p {
    font-size: 0.9rem;
    margin: 0;
}

.prediction-accuracy {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--gradient-warm);
    border-radius: 12px;
    color: var(--neutral-white);
}

.prediction-accuracy h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.prediction-accuracy p {
    font-size: 0.95rem;
    margin: 0;
}

/* ========================================
   Testimonials Section - Mobile First
   ======================================== */
.testimonials-section {
    background: var(--neutral-white);
}

.testimonial-card {
    background: var(--neutral-white);
    padding: 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    height: 100%;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-azure);
}

.testimonial-rating {
    margin-bottom: 1rem;
}

.testimonial-rating i {
    color: var(--accent-gold);
    font-size: 1rem;
    margin-right: 0.25rem;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.author-avatar i {
    font-size: 1.5rem;
    color: var(--neutral-white);
}

.author-info strong {
    display: block;
    font-size: 1rem;
    color: var(--neutral-dark);
    margin-bottom: 0.25rem;
}

.author-info span {
    font-size: 0.85rem;
    color: var(--neutral-medium);
}

.testimonials-image-wrapper {
    margin-top: 3rem;
}

.testimonials-image {
    width: 100%;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

/* ========================================
   Contact Section - Mobile First
   ======================================== */
.contact-section {
    background: linear-gradient(180deg, var(--neutral-light) 0%, var(--neutral-white) 100%);
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.contact-info > p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.info-items {
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1.25rem;
    background: var(--neutral-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.info-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-icon i {
    font-size: 1.5rem;
    color: var(--neutral-white);
}

.info-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.5rem;
}

.info-content p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    margin: 0;
}

.contact-image {
    width: 100%;
    border-radius: 12px;
    margin-top: 1.5rem;
}

.contact-form-wrapper {
    background: var(--neutral-white);
    padding: 2rem 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--neutral-light);
    border-radius: 8px;
    transition: var(--transition-fast);
    font-family: var(--font-family);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-azure);
    box-shadow: 0 0 0 3px rgba(61, 90, 254, 0.1);
}

.iti {
    width: 100%;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    background: var(--gradient-primary);
    color: var(--neutral-white);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   Footer - Mobile First
   ======================================== */
.footer {
    background: var(--neutral-dark);
    color: var(--neutral-white);
    padding: 3rem 0 1.5rem;
}

.footer-brand {
    margin-bottom: 2rem;
}

.footer-logo {
    width: 45px;
    margin-bottom: 1rem;
}

.footer-brand h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.footer-brand p {
    font-size: 0.9rem;
    opacity: 0.8;
    line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--neutral-white);
    padding-left: 5px;
}

.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-contact i {
    color: var(--accent-neon);
}

.footer-legal-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

.footer-legal-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
}

.manage-cookies-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.8);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.manage-cookies-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--neutral-white);
}

.footer-bottom {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    opacity: 0.7;
    margin-bottom: 1rem;
}

/* ========================================
   Cookie Consent - Mobile First
   ======================================== */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--neutral-white);
    box-shadow: var(--shadow-xl);
    padding: 1.25rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.cookie-consent.show {
    transform: translateY(0);
}

.cookie-consent-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cookie-text {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.cookie-text i {
    font-size: 2rem;
    color: var(--primary-azure);
    flex-shrink: 0;
}

.cookie-text p {
    font-size: 0.9rem;
    color: var(--neutral-medium);
    margin: 0;
    line-height: 1.6;
}

.cookie-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.btn-cookie-settings,
.btn-cookie-accept {
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 0.95rem;
}

.btn-cookie-settings {
    background: var(--neutral-light);
    color: var(--neutral-dark);
}

.btn-cookie-settings:hover {
    background: var(--neutral-medium);
    color: var(--neutral-white);
}

.btn-cookie-accept {
    background: var(--gradient-primary);
    color: var(--neutral-white);
}

.btn-cookie-accept:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}


.cookie-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    align-items: flex-end;
    padding: 0;
    overflow-y: auto;
}

.cookie-modal.show {
    display: flex;
}

.cookie-modal-content {
    background: var(--neutral-white);
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: 20px 20px 0 0;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

.cookie-modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--neutral-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cookie-modal-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin: 0;
}

.cookie-modal-close {
    background: none;
    border: none;
    font-size: 1.75rem;
    color: var(--neutral-medium);
    cursor: pointer;
    padding: 0;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.cookie-modal-close:hover {
    background: var(--neutral-light);
}

.cookie-modal-body {
    padding: 1.5rem;
}

.cookie-category {
    margin-bottom: 1.5rem;
    padding: 1.25rem;
    background: var(--neutral-light);
    border-radius: 12px;
}

.cookie-category-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}

.cookie-category h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.5rem;
}

.cookie-category p {
    font-size: 0.9rem;
    color: var(--neutral-medium);
    margin: 0;
}

.cookie-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 28px;
    flex-shrink: 0;
}

.cookie-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.cookie-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: var(--transition-fast);
    border-radius: 28px;
}

.cookie-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: var(--transition-fast);
    border-radius: 50%;
}

input:checked + .cookie-slider {
    background-color: var(--primary-azure);
}

input:checked + .cookie-slider:before {
    transform: translateX(22px);
}

input:disabled + .cookie-slider {
    opacity: 0.5;
    cursor: not-allowed;
}

.cookie-modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--neutral-light);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.btn-cookie-save,
.btn-cookie-accept-all {
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 1rem;
}

.btn-cookie-save {
    background: var(--neutral-light);
    color: var(--neutral-dark);
}

.btn-cookie-save:hover {
    background: var(--neutral-medium);
    color: var(--neutral-white);
}

.btn-cookie-accept-all {
    background: var(--gradient-primary);
    color: var(--neutral-white);
}

.btn-cookie-accept-all:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   Legal Pages - Mobile First
   ======================================== */
.legal-section {
    padding: 6rem 0 3rem;
    background: var(--neutral-light);
}

.legal-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 1.5rem;
    background: var(--gradient-primary);
    border-radius: 16px;
    color: var(--neutral-white);
}

.legal-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.legal-date {
    font-size: 0.95rem;
    opacity: 0.9;
}

.legal-content {
    background: var(--neutral-white);
    padding: 2rem 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.legal-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-azure);
}

.legal-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.legal-content p {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.legal-content li {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    line-height: 1.7;
    margin-bottom: 0.5rem;
}

.contact-details {
    background: var(--neutral-light);
    padding: 1.25rem;
    border-radius: 10px;
    margin: 1.5rem 0;
}

.contact-details p {
    margin-bottom: 0.5rem;
}

.cookie-table {
    margin: 2rem 0;
}

.cookie-table h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.cookie-table table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.cookie-table th,
.cookie-table td {
    padding: 0.875rem;
    text-align: left;
    border: 1px solid var(--neutral-light);
}

.cookie-table th {
    background: var(--gradient-primary);
    color: var(--neutral-white);
    font-weight: 600;
}

.cookie-table td {
    background: var(--neutral-white);
    color: var(--neutral-medium);
}

.cookie-manage-section {
    margin-top: 3rem;
    padding: 2rem 1.5rem;
    background: var(--gradient-accent);
    border-radius: 12px;
    text-align: center;
    color: var(--neutral-white);
}

.cookie-manage-section h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cookie-manage-section p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.btn-cookie-manage {
    padding: 1rem 2rem;
    background: var(--neutral-white);
    color: var(--primary-azure);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-cookie-manage:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   Thanks Page - Mobile First
   ======================================== */
.thanks-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 0 3rem;
    background: linear-gradient(180deg, var(--neutral-light) 0%, var(--neutral-white) 100%);
}

.thanks-content {
    text-align: center;
    padding: 2rem 1.5rem;
}

.thanks-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.thanks-icon i {
    font-size: 2.5rem;
    color: var(--neutral-white);
}

.thanks-content h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 1rem;
}

.thanks-message {
    font-size: 1.1rem;
    color: var(--neutral-medium);
    margin-bottom: 1rem;
}

.thanks-info {
    font-size: 0.95rem;
    color: var(--neutral-medium);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.thanks-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn-primary-action,
.btn-secondary-action {
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition-normal);
    display: inline-block;
}

.btn-primary-action {
    background: var(--gradient-primary);
    color: var(--neutral-white);
}

.btn-primary-action:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--neutral-white);
}

.btn-secondary-action {
    background: var(--neutral-light);
    color: var(--neutral-dark);
}

.btn-secondary-action:hover {
    background: var(--neutral-medium);
    color: var(--neutral-white);
}

.thanks-additional {
    margin-top: 3rem;
}

.thanks-additional h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-dark);
    margin-bottom: 2rem;
}

.thanks-card {
    padding: 1.5rem;
    background: var(--neutral-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    height: 100%;
    transition: var(--transition-normal);
}

.thanks-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.thanks-card i {
    font-size: 2.5rem;
    color: var(--primary-azure);
    margin-bottom: 1rem;
}

.thanks-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.75rem;
}

.thanks-card p {
    font-size: 0.9rem;
    color: var(--neutral-medium);
    margin-bottom: 1rem;
}

.thanks-card a {
    color: var(--primary-azure);
    font-weight: 600;
    transition: var(--transition-fast);
}

.thanks-card a:hover {
    color: var(--primary-violet);
}

/* ========================================
   Tablet Styles (768px+)
   ======================================== */
@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
    
    .navbar-nav {
        flex-direction: row;
        gap: 0.5rem;
        padding: 0;
    }
    
    .nav-link {
        border-bottom: none;
        padding: 0.5rem 1rem;
    }
    
    .nav-link:hover {
        transform: translateY(-2px);
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-features {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .hero-feature {
        flex: 1;
        min-width: 200px;
    }
    
    .btn-hero {
        width: auto;
    }
    
    .hero-image {
        margin-top: 0;
    }
    
    section {
        padding: 4rem 0;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .section-subtitle {
        font-size: 1.1rem;
    }
    
    .platform-stats {
        flex-direction: row;
    }
    
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .record-highlights {
        flex-direction: row;
    }
    
    .comparison-image {
        margin-top: 0;
    }
    
    .stats-overlay {
        flex-direction: row;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .metric-data {
        flex-direction: row;
    }
    
    .prediction-image {
        margin-bottom: 0;
    }
    
    .cookie-consent-content {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    
    .cookie-buttons {
        flex-direction: row;
    }
    
    .cookie-modal {
        align-items: center;
        padding: 1rem;
    }
    
    .cookie-modal-content {
        max-width: 600px;
        max-height: 80vh;
        border-radius: 20px;
        margin: 0 auto;
    }
    
    .legal-header h1 {
        font-size: 2.5rem;
    }
    
    .legal-content {
        padding: 3rem 2.5rem;
    }
    
    .cookie-modal-footer {
        flex-direction: row;
    }
    
    .thanks-actions {
        flex-direction: row;
        justify-content: center;
    }
    
    .footer-legal-links {
        flex-direction: row;
        gap: 1.5rem;
    }
}

/* ========================================
   Desktop Styles (992px+)
   ======================================== */
@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    section {
        padding: 5rem 0;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .platform-block {
        padding: 2.5rem;
    }
    
    .heritage-image {
        height: 300px;
    }
}

/* ========================================
   Large Desktop Styles (1200px+)
   ======================================== */
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .platform-block {
        padding: 3rem;
    }
    
    .heritage-image {
        height: 400px;
    }
}

/* ========================================
   Extra Large Desktop (1400px+)
   ======================================== */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* ========================================
   Utility Classes
   ======================================== */
.text-center {
    text-align: center;
}

.d-flex {
    display: flex;
}

.align-items-center {
    align-items: center;
}

.justify-content-between {
    justify-content: space-between;
}

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.gap-3 {
    gap: 1.5rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}