/* Variables CSS personnalisées */
:root {
    --primary-color: #2563eb;
    --secondary-color: #f59e0b;
    --accent-color: #ec4899;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --border-color: #e5e7eb;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Playfair Display', serif;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Écran de chargement */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-circle {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo h2 {
    font-family: var(--font-display);
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: -5px;
}

.nav-logo span {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

/* Menu mobile */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Section Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
}

.animated-grid {
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--primary-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--primary-color) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.2;
    margin-bottom: 20px;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s ease forwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

.title-line:nth-child(3) {
    animation-delay: 0.4s;
}

.highlight {
    color: var(--primary-color);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--secondary-color);
    animation: underlineGrow 1s ease 0.8s forwards;
    transform: scaleX(0);
    transform-origin: left;
}

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

@keyframes underlineGrow {
    to {
        transform: scaleX(1);
    }
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
    opacity: 0;
    animation: fadeIn 0.8s ease 0.6s forwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    opacity: 0;
    animation: fadeIn 0.8s ease 1s forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: fadeIn 0.8s ease 1.2s forwards;
}

.character-illustration {
    position: relative;
    width: 300px;
    height: 300px;
}

.character-circle {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    font-weight: bold;
    animation: float 3s ease-in-out infinite;
}

.character-circle::before {
    content: 'ROTOR';
    font-family: var(--font-display);
}

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-secondary);
    font-size: 14px;
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 30px;
    background: var(--text-secondary);
    margin-top: 10px;
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Sections communes */
section {
    padding: 100px 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-primary);
}

/* Section Aventures */
.adventures {
    background: var(--bg-secondary);
}

.adventures-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.adventure-card {
    background: var(--bg-primary);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(50px);
}

.adventure-card[data-aos="fade-up"] {
    animation: fadeUp 0.8s ease forwards;
}

.adventure-card[data-aos-delay="100"] {
    animation-delay: 0.1s;
}

.adventure-card[data-aos-delay="200"] {
    animation-delay: 0.2s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.adventure-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.placeholder-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
    color: white;
    transition: var(--transition);
}

.placeholder-image.coming-soon {
    background: linear-gradient(135deg, var(--text-secondary), #9ca3af);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.card-image:hover .card-overlay {
    opacity: 1;
}

.card-btn {
    background: var(--bg-primary);
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transform: translateY(20px);
    transition: var(--transition);
}

.card-image:hover .card-btn {
    transform: translateY(0);
}

.card-content {
    padding: 24px;
}

.card-content h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.card-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Section Personnages */
.characters-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.characters-text h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.characters-text p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 16px;
    line-height: 1.7;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.feature-icon {
    font-size: 24px;
}

.characters-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.gallery-item {
    text-align: center;
}

.character-placeholder {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-weight: bold;
    color: white;
    font-size: 14px;
}

.gallery-item h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.gallery-item p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Section STOKO */
.stoko {
    background: var(--bg-secondary);
}

.stoko-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: center;
}

.author-placeholder {
    width: 250px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    color: white;
}

.stoko-text h3 {
    font-size: 24px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.stoko-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

/* Section Newsletter */
.newsletter {
    background: var(--primary-color);
    color: white;
    text-align: center;
}

.newsletter h2 {
    font-size: 32px;
    margin-bottom: 16px;
}

.newsletter p {
    margin-bottom: 30px;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    max-width: 400px;
    margin: 0 auto;
    gap: 12px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
}

.newsletter-form .btn {
    padding: 12px 20px;
    background: var(--secondary-color);
    color: var(--text-primary);
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-family: var(--font-display);
    margin-bottom: 12px;
}

.footer-logo p {
    opacity: 0.8;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a,
.footer-social a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-links a:hover,
.footer-social a:hover {
    opacity: 1;
}

.footer-social {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    text-align: center;
    opacity: 0.6;
}

/* Animations AOS */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(50px);
}

[data-aos="fade-right"] {
    opacity: 0;
    transform: translateX(-50px);
}

[data-aos="fade-left"] {
    opacity: 0;
    transform: translateX(50px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 60px;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .characters-content,
    .stoko-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .newsletter-form {
        flex-direction: column;
        max-width: 300px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
    
    .btn {
        width: 200px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .adventures-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .characters-gallery {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}