/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Permettre la sélection uniquement pour les inputs et textareas */
input, textarea {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* Permettre les clics sur les liens */
a {
    cursor: pointer;
    pointer-events: auto;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent: #f59e0b;
    --success: #10b981;
    --text: #ffffff;
    --text-light: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --bg-dark: #0a0e27;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.1);
    --border: rgba(255, 255, 255, 0.1);
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 30px 80px rgba(99, 102, 241, 0.3);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    background: var(--bg-dark);
    overflow-x: hidden;
    position: relative;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(245, 158, 11, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
    animation: backgroundPulse 15s ease infinite;
    z-index: 0;
    pointer-events: none;
}

@keyframes backgroundPulse {
    0%, 100% { 
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
    50% { 
        transform: scale(1.1) rotate(5deg);
        opacity: 0.8;
    }
}

.page-wrapper {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(10, 14, 39, 0.95);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientFlow 3s ease infinite;
}

@keyframes gradientFlow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.logo-icon {
    display: flex;
    align-items: center;
    color: var(--primary);
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
    animation: iconFloat 3s ease-in-out infinite;
}

.logo-icon svg {
    width: 24px;
    height: 24px;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #6366f1, #ec4899);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.nav-link:hover {
    color: var(--text);
    transform: translateY(-2px);
}

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

/* Main Content */
.main-content {
    flex: 1;
    width: 100%;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 40px 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #6366f1, transparent);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #ec4899, transparent);
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, #f59e0b, transparent);
    top: 50%;
    right: 10%;
    animation-delay: 10s;
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-30px, 30px) scale(0.9);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    animation: fadeInUp 1s ease;
}

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

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--primary-light);
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 30px;
    letter-spacing: -2px;
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease both;
}

.title-line:nth-child(1) { animation-delay: 0.3s; }
.title-line:nth-child(2) { animation-delay: 0.5s; }
.title-line:nth-child(3) { animation-delay: 0.7s; }

.highlight {
    background: linear-gradient(135deg, #6366f1, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.4s both;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.5);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.btn svg {
    transition: transform 0.3s ease;
}

.btn:hover svg {
    transform: translateX(5px);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    animation: mouseScroll 2s ease infinite;
}

@keyframes mouseScroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

/* Services Section */
.services-section {
    padding: 120px 40px;
    position: relative;
}

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

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 1.15rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 40px;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-10px);
    background: var(--bg-card-hover);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: var(--shadow-lg);
}

.service-card-inner {
    position: relative;
    z-index: 1;
}

.service-icon-wrapper {
    position: relative;
    margin-bottom: 24px;
    display: inline-block;
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    filter: drop-shadow(0 5px 20px rgba(99, 102, 241, 0.3));
    transition: transform 0.4s ease, color 0.4s ease;
    position: relative;
    z-index: 1;
}

.service-icon svg {
    width: 48px;
    height: 48px;
}

.service-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.15) rotate(5deg);
}

.service-card:hover .service-glow {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.5);
}

.service-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.service-card p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-light);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-top: 10px;
    text-decoration: none;
    cursor: pointer;
}

.service-card:hover .service-link {
    color: var(--primary);
    transform: translateX(5px);
}

.service-link svg {
    transition: transform 0.3s ease;
}

.service-card:hover .service-link svg {
    transform: translateX(5px);
}

/* Contact Section */
.contact-section {
    padding: 120px 40px;
    position: relative;
}

.contact-simple {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-link {
    display: inline-block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-light);
    text-decoration: none;
    padding: 20px 40px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 2px solid var(--border);
    transition: all 0.3s ease;
    margin-top: 30px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
}

.contact-link:hover {
    color: white;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4);
}

/* Footer */
.footer {
    padding: 60px 40px;
    text-align: center;
    border-top: 1px solid var(--border);
    background: rgba(10, 14, 39, 0.5);
}

.footer-content p {
    color: var(--text-light);
    margin-bottom: 8px;
}

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 968px) {
    .header {
        padding: 15px 30px;
    }
    
    .nav-menu {
        gap: 30px;
    }
    
    .hero {
        padding: 100px 30px 60px;
    }
    
    .services-section,
    .contact-section {
        padding: 80px 30px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .header {
        padding: 15px 20px;
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-menu {
        gap: 25px;
    }
    
    .hero {
        padding: 80px 20px 40px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .services-section,
    .contact-section {
        padding: 60px 20px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 30px;
    }
    
    .contact-link {
        font-size: 1.5rem;
        padding: 16px 30px;
    }
}