:root {
    --bg-color: #050914;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent-primary: #3b82f6; /* Blue */
    --accent-secondary: #8b5cf6; /* Purple */
    --gradient-primary: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-main: 'Outfit', sans-serif;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

html {
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Background Glow */
.glow-bg {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.5;
}

.glow-1 {
    top: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--accent-primary);
}

.glow-2 {
    top: 40%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: var(--accent-secondary);
}

.glow-3 {
    bottom: -10%;
    left: 20%;
    width: 500px;
    height: 500px;
    background: rgba(59, 130, 246, 0.4);
}

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: var(--glass-bg);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255,255,255,0.1);
    transform: rotate(45deg);
    transition: all 0.3s ease;
    opacity: 0;
}

.btn-glow:hover::after {
    left: 100%;
    opacity: 1;
    transition: all 0.6s ease;
}

.arrow {
    margin-left: 8px;
    transition: transform 0.3s;
}

.btn:hover .arrow {
    transform: translateX(4px);
}

.btn-block {
    width: 100%;
}

/* Glassmorphism */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow);
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 20px 0;
}

header.scrolled {
    padding: 15px 0;
    background: rgba(5, 9, 20, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

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

.logo a {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent-primary);
}

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-list a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-list a:hover {
    color: var(--text-primary);
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-toggle .bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 24px;
}

.hero-title {
    font-size: 3.8rem;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Mockup Card */
.mockup-card {
    padding: 24px;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.mockup-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.stat-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    margin-bottom: 12px;
    transition: var(--transition);
}

.stat-row:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
}

.stat-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.stat-info h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.stat-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.stat-badge {
    margin-left: auto;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.stat-badge.success {
    background: rgba(39, 201, 63, 0.1);
    color: #27c93f;
}

.stat-badge.warning {
    background: rgba(255, 189, 46, 0.1);
    color: #ffbd2e;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    padding: 40px 30px;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 24px;
    display: inline-block;
}

.service-title {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.service-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Méthode (Timeline) */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 24px;
    height: 100%;
    width: 2px;
    background: rgba(255, 255, 255, 0.1);
}

.timeline-item {
    position: relative;
    padding-left: 70px;
    margin-bottom: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 0;
    top: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
    z-index: 2;
}

.timeline-content {
    padding: 30px;
}

.timeline-content h3 {
    color: var(--accent-primary);
    margin-bottom: 12px;
}

.timeline-content p {
    color: var(--text-secondary);
}

/* Stats Section */
.stats-section {
    padding: 50px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
    padding: 40px;
}

.stat-item {
    padding: 20px;
}

.stat-item:not(:last-child) {
    border-right: 1px solid rgba(255,255,255,0.1);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Avantages */
.avantages-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.avantage-card {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    padding: 30px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 20px;
    transition: var(--transition);
}

.avantage-card:hover {
    background: rgba(255,255,255,0.04);
    transform: translateX(10px);
}

.avantage-icon {
    font-size: 2rem;
    background: rgba(255,255,255,0.05);
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    flex-shrink: 0;
}

.avantage-content h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.avantage-content p {
    color: var(--text-secondary);
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
}

.contact-info {
    padding: 60px;
    background: rgba(255,255,255,0.02);
    border-right: 1px solid rgba(255,255,255,0.05);
}

.contact-title {
    font-size: 2rem;
    margin-bottom: 16px;
}

.contact-desc {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.contact-form-container {
    padding: 60px;
}

.form-group {
    margin-bottom: 24px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-group.half {
    flex: 1;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

input, select, textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: white;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
}

select option {
    background: var(--bg-color);
    color: white;
}

/* Footer */
footer {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 60px 0 30px;
    background: rgba(0,0,0,0.2);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-brand .logo {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.footer-brand span {
    color: var(--accent-primary);
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-copy {
    width: 100%;
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Animations (Reveal) */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-up.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin: 0 auto 40px;
    }

    .hero-actions {
        justify-content: center;
    }

    .mockup-card {
        max-width: 500px;
        margin: 0 auto;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
}

@media (max-width: 768px) {
    .nav-list, .header-cta {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    /* Mobile Menu Active State */
    .nav-list.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(5, 9, 20, 0.95);
        backdrop-filter: blur(20px);
        padding: 20px;
        border-bottom: 1px solid var(--glass-border);
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .stat-item:not(:last-child) {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-dot {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
}