/* Import des styles de base */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@200;300;400;500;600;700&family=Inter:wght@100;200;300;400;500;600;700;800;900&display=swap');

/* Variables CSS Ultra-modernes */
:root {
    --primary-black: #1a0505;
    --deep-black: #0f0000;
    --soft-black: #1a1a1a;
    --orange-fire: #ff6b35;
    --orange-bright: #ff8c42;
    --gold-primary: #ffd700;
    --gold-dark: #ccaa00;
    --white-pure: #ffffff;
    --white-soft: #f8f9fa;
    --gray-light: #666666;
    --gray-medium: #888888;
    
    /* Gradients modernes */
    --gradient-fire: linear-gradient(135deg, #ff6b35 0%, #ff8c42 50%, #ffd700 100%);
    --gradient-dark: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    --gradient-gold: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    
    /* Ombres et effets */
    --shadow-glow: 0 0 30px rgba(255, 107, 53, 0.3);
    --shadow-heavy: 0 20px 60px rgba(0, 0, 0, 0.8);
    --shadow-gold: 0 0 20px rgba(255, 215, 0, 0.4);
    --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.5);
    
    /* Animations */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #1a0000 0%, #2d0a0a 50%, #0f0000 100%);
    color: var(--white-pure);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 107, 53, 0.1);
    transition: var(--transition-smooth);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1600px;
    margin: 0 auto;
}

.nav-brand .brand-text {
    font-family: 'Oswald', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--white-pure);
}

.nav-brand span {
    background: var(--gradient-fire);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    align-items: center;
    margin-left: auto;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    color: var(--white-soft);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    border-radius: 8px;
    position: relative;
}

.nav-link.active {
    color: var(--orange-fire);
    background: rgba(255, 107, 53, 0.1);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-fire);
    transform: translateX(-50%);
    transition: var(--transition-fast);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

.nav-link:hover {
    color: var(--orange-fire);
    background: rgba(255, 107, 53, 0.05);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white-pure);
    transition: var(--transition-fast);
    border-radius: 2px;
}

/* Hero Section Chronologie */
.chrono-hero {
    min-height: 70vh;
    position: relative;
    display: flex;
    align-items: center;
    padding: 150px 0 100px;
    background: radial-gradient(ellipse at center, #2d0a0a 0%, #1a0000 50%, #0f0000 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 30% 50%, rgba(255, 107, 53, 0.3) 0%, rgba(45, 10, 10, 0.8) 40%, #0f0000 70%);
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(2px 2px at 20px 30px, var(--orange-fire), transparent),
                radial-gradient(2px 2px at 40px 70px, var(--gold-primary), transparent),
                radial-gradient(1px 1px at 90px 40px, var(--orange-bright), transparent);
    background-size: 200px 200px;
    animation: particles 20s linear infinite;
    opacity: 0.1;
}

@keyframes particles {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(-200px) translateY(-200px); }
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(255, 107, 53, 0.1) 0%, rgba(0, 0, 0, 0.8) 70%);
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 4rem;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 107, 53, 0.1);
    color: var(--orange-fire);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 1px solid rgba(255, 107, 53, 0.3);
    backdrop-filter: blur(10px);
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-family: 'Oswald', sans-serif;
    font-weight: 700;
    line-height: 0.9;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.title-line {
    display: block;
    font-size: 3rem;
    color: var(--white-pure);
}

.title-line.main {
    font-size: 6rem;
    background: var(--gradient-fire);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 8px;
    margin: -0.5rem 0;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.8);
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* Conteneur de recherche */
.search-container {
    max-width: 900px;
    margin: 0 auto 3rem;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.search-box {
    position: relative;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 16px;
    padding: 1.2rem 3.5rem 1.2rem 3.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-smooth);
    margin-bottom: 1.5rem;
}

.search-box:focus-within {
    border-color: var(--orange-fire);
    box-shadow: var(--shadow-glow);
}

.search-box i.fa-search {
    position: absolute;
    left: 1.5rem;
    color: var(--orange-fire);
    font-size: 1.2rem;
}

.search-box input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--white-pure);
    font-size: 1rem;
    outline: none;
    font-family: 'Inter', sans-serif;
}

.search-box input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.clear-search {
    position: absolute;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition-fast);
    display: none;
}

.clear-search.active {
    display: block;
}

.clear-search:hover {
    color: var(--orange-fire);
}

/* Filtres */
.filters-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.filter-btn {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 107, 53, 0.2);
    color: rgba(255, 255, 255, 0.7);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn:hover {
    border-color: var(--orange-fire);
    color: var(--orange-fire);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--gradient-fire);
    border-color: transparent;
    color: var(--white-pure);
    box-shadow: var(--shadow-glow);
}

/* Navigation décennies */
.decades-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.decade-link {
    background: rgba(255, 107, 53, 0.1);
    color: var(--orange-fire);
    padding: 0.75rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
    border: 1px solid rgba(255, 107, 53, 0.3);
}

.decade-link:hover {
    background: var(--gradient-fire);
    color: var(--white-pure);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* Section Timeline */
.timeline-section {
    padding: 4rem 0;
    position: relative;
}

.timeline-wrapper {
    position: relative;
}

/* Résultats de recherche */
.search-results {
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 3rem;
    backdrop-filter: blur(10px);
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.results-header h3 {
    font-family: 'Oswald', sans-serif;
    color: var(--orange-fire);
    font-size: 1.5rem;
}

.results-count {
    background: rgba(255, 107, 53, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-fire);
    border-radius: 2px;
}

/* Année */
.year-section {
    margin-bottom: 4rem;
    animation: fadeInUp 0.6s ease both;
}

.year-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.year-number {
    font-family: 'Oswald', sans-serif;
    font-size: 5rem;
    font-weight: 700;
    background: var(--gradient-fire);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    min-width: 200px;
}

.year-info {
    flex: 1;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
}

.year-info h3 {
    font-family: 'Oswald', sans-serif;
    color: var(--gold-primary);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.year-info p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Event cards */
.events-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding-left: 120px;
}

.event-card {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    transition: var(--transition-smooth);
}

.event-card::before {
    content: '';
    position: absolute;
    left: -70px;
    top: 50%;
    width: 20px;
    height: 20px;
    background: var(--orange-fire);
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.2);
}

.event-card:hover {
    transform: translateX(10px);
    border-color: var(--orange-fire);
    box-shadow: var(--shadow-glow);
}

.event-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
}

.event-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-fire);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-pure);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.event-content {
    flex: 1;
}

.event-date {
    font-size: 0.9rem;
    color: var(--orange-fire);
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.event-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1.5rem;
    color: var(--white-pure);
    margin-bottom: 0.75rem;
}

.event-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.event-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.event-tag {
    background: rgba(255, 107, 53, 0.1);
    color: var(--orange-fire);
    padding: 0.4rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(255, 107, 53, 0.3);
}

/* Section Statistiques et Graphiques */
.stats-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3) 0%, rgba(255, 107, 53, 0.05) 100%);
    position: relative;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.chart-card {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition-smooth);
}

.chart-card:hover {
    transform: translateY(-5px);
    border-color: var(--orange-fire);
    box-shadow: var(--shadow-glow);
}

.chart-header {
    margin-bottom: 1.5rem;
}

.chart-header h3 {
    color: var(--gold-primary);
    font-family: 'Oswald', sans-serif;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chart-header i {
    color: var(--orange-fire);
}

canvas {
    max-height: 300px;
}

/* Statistiques clés */
.key-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

.stat-highlight {
    background: rgba(255, 107, 53, 0.1);
    border: 2px solid rgba(255, 107, 53, 0.3);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: var(--transition-smooth);
}

.stat-highlight:hover {
    background: rgba(255, 107, 53, 0.15);
    border-color: var(--orange-fire);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-fire);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white-pure);
    flex-shrink: 0;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-family: 'Oswald', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gold-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Timeline interactive */
.interactive-timeline {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 20px;
    padding: 2.5rem;
    margin-top: 4rem;
}

.interactive-timeline h3 {
    color: var(--gold-primary);
    font-family: 'Oswald', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.interactive-timeline h3 i {
    color: var(--orange-fire);
}

.timeline-viz {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.decade-bar {
    position: relative;
}

.decade-label {
    color: var(--gold-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.bar-container {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    height: 40px;
    position: relative;
    overflow: hidden;
}

.bar-fill {
    background: var(--gradient-fire);
    height: 100%;
    border-radius: 10px;
    transition: width 1s ease;
    display: flex;
    align-items: center;
    padding: 0 1rem;
    color: white;
    font-weight: 600;
}

/* Bilan Section */
.bilan-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05) 0%, rgba(0, 0, 0, 0.3) 100%);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    background: rgba(255, 107, 53, 0.1);
    color: var(--orange-fire);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 1px solid rgba(255, 107, 53, 0.3);
    margin-bottom: 1rem;
}

.section-title {
    font-family: 'Oswald', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--gradient-fire);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
}

.bilan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.bilan-card {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.bilan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-fire);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.bilan-card:hover {
    transform: translateY(-10px);
    border-color: var(--orange-fire);
    box-shadow: var(--shadow-glow);
}

.bilan-card:hover::before {
    transform: scaleX(1);
}

.bilan-card.highlight {
    background: rgba(255, 107, 53, 0.1);
    border: 2px solid var(--orange-fire);
}

.bilan-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-fire);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white-pure);
    font-size: 2rem;
}

.bilan-number {
    font-family: 'Oswald', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--gold-primary);
    margin-bottom: 0.5rem;
}

.bilan-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    font-weight: 500;
}

.bilan-quote {
    max-width: 800px;
    margin: 4rem auto 0;
    padding: 3rem;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(30px);
    border: 2px solid var(--gold-primary);
    border-radius: 24px;
    text-align: center;
    position: relative;
}

.quote-icon {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: var(--gradient-fire);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-pure);
    font-size: 1.5rem;
}

.quote-text {
    font-family: 'Oswald', sans-serif;
    font-size: 2rem;
    color: var(--gold-primary);
    line-height: 1.4;
    font-style: italic;
    margin: 0;
}

.quote-decoration {
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 4px;
    background: var(--gradient-fire);
    border-radius: 2px;
}

/* Footer */
.footer-modern {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 107, 53, 0.2);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    font-family: 'Oswald', sans-serif;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.footer-brand h3 span {
    background: var(--gradient-fire);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--orange-fire);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.social-link:hover {
    background: var(--gradient-fire);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.footer-section h4 {
    color: var(--gold-primary);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-family: 'Oswald', sans-serif;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--orange-fire);
    padding-left: 0.5rem;
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

.contact-info i {
    color: var(--orange-fire);
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* Bouton retour en haut */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-fire);
    border: none;
    border-radius: 12px;
    color: var(--white-pure);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
    box-shadow: var(--shadow-glow);
}

.scroll-top.active {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 40px rgba(255, 107, 53, 0.5);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

/* Responsive */
@media (max-width: 1200px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .year-number {
        font-size: 4rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(30px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: var(--transition-smooth);
        z-index: 999;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1000;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .title-line {
        font-size: 2.5rem;
    }
    
    .title-line.main {
        font-size: 4rem;
        letter-spacing: 4px;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .search-box {
        padding: 1rem 3rem;
    }
    
    .filters-container {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }
    
    .decades-nav {
        gap: 0.5rem;
    }
    
    .decade-link {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .year-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .year-number {
        font-size: 3rem;
    }
    
    .events-container {
        padding-left: 60px;
    }
    
    .event-card::before {
        left: -40px;
        width: 15px;
        height: 15px;
    }
    
    .event-card {
        padding: 1.5rem;
    }
    
    .event-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .event-title {
        font-size: 1.2rem;
    }
    
    /* Graphiques mobile */
    .charts-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .chart-card {
        padding: 1.5rem;
    }
    
    canvas {
        max-height: 250px;
    }
    
    .key-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stat-highlight {
        padding: 1.5rem;
    }
    
    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    .interactive-timeline {
        padding: 1.5rem;
    }
    
    .interactive-timeline h3 {
        font-size: 1.4rem;
    }
    
    .bar-container {
        height: 35px;
    }
    
    .bar-fill {
        font-size: 0.85rem;
        padding: 0 0.75rem;
    }
    
    /* Bilan mobile */
    .bilan-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1.5rem;
    }
    
    .bilan-card {
        padding: 2rem 1.5rem;
    }
    
    .bilan-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .bilan-number {
        font-size: 2.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .quote-text {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-brand .brand-text {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }
    
    .title-line.main {
        font-size: 3rem;
        letter-spacing: 2px;
    }
    
    .events-container {
        padding-left: 40px;
    }
    
    .event-card {
        padding: 1.5rem;
    }
    
    .event-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .bilan-number {
        font-size: 2.5rem;
    }
    
    .quote-text {
        font-size: 1.5rem;
    }
}

/* États de chargement */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--orange-fire);
    outline-offset: 2px;
}