:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --dark-lighter: #334155;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --gray-lighter: #e2e8f0;
    --white: #ffffff;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--dark);
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* Text selection */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--white);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar .container {
    max-width: 100%;
    padding: 0 2rem;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-img {
    height: 56px;
    width: auto;
    display: block;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.logo-img:hover {
    opacity: 0.85;
    transform: scale(1.03);
}

.logo-img--footer {
    height: 40px;
    margin-bottom: 0.75rem;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 8px;
    font-size: 1.25rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

.nav-link:hover,
.nav-link.active {
    color: var(--white);
}

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

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

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
    perspective: 1000px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    background-color: #0a0a0f;
    background-image: 
        /* Grille de code */
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        /* Pattern de points */
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
    background-size: 
        50px 50px,
        50px 50px,
        800px 800px,
        600px 600px;
    background-position:
        0 0,
        0 0,
        0 0,
        100% 100%;
    transform-style: preserve-3d;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    background-color: #0a0a0f;
    background-image: 
        /* Grille de code */
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        /* Pattern de points */
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
    background-size: 
        50px 50px,
        50px 50px,
        800px 800px,
        600px 600px;
    background-position:
        0 0,
        0 0,
        0 0,
        100% 100%;
}

/* Ajout d'éléments de code en arrière-plan */
.hero-background::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 5%;
    width: 300px;
    height: 200px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), transparent);
    border-radius: 12px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    backdrop-filter: blur(10px);
    transform: rotate(-5deg);
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.1);
}

.hero-background::after {
    content: '</>';
    position: absolute;
    top: 20%;
    right: 8%;
    font-size: 120px;
    font-weight: bold;
    color: rgba(99, 102, 241, 0.05);
    font-family: 'Courier New', monospace;
    animation: float 8s infinite ease-in-out;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg, 
        rgba(10, 10, 15, 0.8) 0%, 
        rgba(99, 102, 241, 0.05) 50%,
        rgba(236, 72, 153, 0.05) 100%
    );
}

.animated-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

/* Blocs de code en arrière-plan */
.code-snippets {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
}

.code-block {
    position: absolute;
    padding: 1.5rem;
    background: rgba(15, 15, 25, 0.6);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    opacity: 0.4;
    animation: codeFloat 15s infinite ease-in-out;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease-out, opacity 0.3s ease;
    will-change: transform;
}

.code-line {
    display: block;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.6);
}

.keyword { color: #c792ea; }
.variable { color: #82aaff; }
.string { color: #c3e88d; }
.function { color: #ffcb6b; }
.tag { color: #f07178; }
.property { color: #89ddff; }
.value { color: #f78c6c; }
.comment { color: #546e7a; font-style: italic; }

.code-1 {
    top: 15%;
    left: 8%;
    width: 280px;
    animation-delay: 0s;
}

.code-2 {
    top: 60%;
    right: 12%;
    width: 200px;
    animation-delay: 3s;
}

.code-3 {
    bottom: 20%;
    left: 15%;
    width: 220px;
    animation-delay: 6s;
}

@keyframes codeFloat {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
        opacity: 0.4;
    }
    50% { 
        transform: translateY(-20px) rotate(2deg);
        opacity: 0.6;
    }
}

/* Éléments 3D */
.shapes-3d {
    position: absolute;
    width: 100%;
    height: 100%;
    perspective: 1200px;
    transform-style: preserve-3d;
}

/* Cubes 3D */
.cube {
    position: absolute;
    width: 120px;
    height: 120px;
    transform-style: preserve-3d;
    animation: rotateCube 20s infinite linear;
    transition: transform 0.3s ease-out;
    will-change: transform;
}

.cube-face {
    position: absolute;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.3);
    backdrop-filter: blur(10px);
    opacity: 0.6;
}

.cube-face.front  { transform: rotateY(0deg) translateZ(60px); }
.cube-face.back   { transform: rotateY(180deg) translateZ(60px); }
.cube-face.right  { transform: rotateY(90deg) translateZ(60px); }
.cube-face.left   { transform: rotateY(-90deg) translateZ(60px); }
.cube-face.top    { transform: rotateX(90deg) translateZ(60px); }
.cube-face.bottom { transform: rotateX(-90deg) translateZ(60px); }

.cube-1 {
    top: 20%;
    right: 15%;
    animation-duration: 25s;
}

.cube-2 {
    bottom: 25%;
    left: 10%;
    animation-duration: 30s;
    animation-direction: reverse;
}

.cube-3 {
    top: 50%;
    right: 25%;
    width: 80px;
    height: 80px;
    animation-duration: 22s;
}

.cube-3 .cube-face {
    width: 80px;
    height: 80px;
}

.cube-3 .cube-face.front  { transform: rotateY(0deg) translateZ(40px); }
.cube-3 .cube-face.back   { transform: rotateY(180deg) translateZ(40px); }
.cube-3 .cube-face.right  { transform: rotateY(90deg) translateZ(40px); }
.cube-3 .cube-face.left   { transform: rotateY(-90deg) translateZ(40px); }
.cube-3 .cube-face.top    { transform: rotateX(90deg) translateZ(40px); }
.cube-3 .cube-face.bottom { transform: rotateX(-90deg) translateZ(40px); }

@keyframes rotateCube {
    0% {
        transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
    }
    100% {
        transform: rotateX(360deg) rotateY(360deg) rotateZ(360deg);
    }
}

/* Wireframes géométriques */
.wireframe {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px solid rgba(99, 102, 241, 0.2);
    transform-style: preserve-3d;
    animation: wireframeRotate 15s infinite linear;
    transition: transform 0.3s ease-out;
    will-change: transform;
}

.wireframe-1 {
    top: 30%;
    left: 20%;
    border-radius: 50%;
    box-shadow: 
        0 0 40px rgba(99, 102, 241, 0.2),
        inset 0 0 40px rgba(99, 102, 241, 0.1);
}

.wireframe-2 {
    bottom: 30%;
    right: 20%;
    border-radius: 12px;
    transform: rotate(45deg);
    box-shadow: 
        0 0 40px rgba(236, 72, 153, 0.2),
        inset 0 0 40px rgba(236, 72, 153, 0.1);
    animation-direction: reverse;
}

@keyframes wireframeRotate {
    0% {
        transform: rotateX(0deg) rotateY(0deg) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: rotateX(180deg) rotateY(180deg) scale(1.1);
        opacity: 0.5;
    }
    100% {
        transform: rotateX(360deg) rotateY(360deg) scale(1);
        opacity: 0.3;
    }
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
    will-change: transform;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-1);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-2);
    top: 50%;
    right: -10%;
    animation-delay: 5s;
}

.shape-3 {
    width: 600px;
    height: 600px;
    background: var(--gradient-3);
    bottom: -20%;
    left: 40%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(50px, -50px) rotate(120deg); }
    66% { transform: translate(-50px, 50px) rotate(240deg); }
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    z-index: 1;
    transition: transform 0.3s ease-out;
    will-change: transform;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.title-line {
    display: block;
}

.title-line.highlight {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 40px rgba(129, 140, 248, 0.5));
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { filter: drop-shadow(0 0 30px rgba(129, 140, 248, 0.4)); }
    50% { filter: drop-shadow(0 0 55px rgba(236, 72, 153, 0.5)); }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--gray-light);
    margin-bottom: 3rem;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    border: none;
    font-size: 1.1rem;
    will-change: transform;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 4px 25px rgba(99, 102, 241, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--primary);
}

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

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--gray-light);
    font-size: 0.875rem;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: var(--gray);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0%, 100% { opacity: 0; transform: translateY(-10px); }
    50% { opacity: 1; transform: translateY(10px); }
}

/* Section Styles */
section {
    padding: 8rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.15), inset 0 0 20px rgba(99, 102, 241, 0.05);
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--white), var(--gray-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
    margin: 0.75rem auto 0.75rem;
}

.section-description {
    font-size: 1.25rem;
    color: var(--gray-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    background: linear-gradient(180deg, var(--dark) 0%, var(--dark-light) 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transition: var(--transition);
}

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

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.25), 0 0 0 1px rgba(99, 102, 241, 0.2), inset 0 1px 0 rgba(255,255,255,0.07);
}

.service-card.featured {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    border-color: var(--primary);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--secondary);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 30px;
    height: 30px;
    color: var(--white);
}

.services-grid .service-card:nth-child(1) .service-icon { background: var(--gradient-1); }
.services-grid .service-card:nth-child(2) .service-icon { background: var(--gradient-2); }
.services-grid .service-card:nth-child(3) .service-icon { background: var(--gradient-3); }
.services-grid .service-card:nth-child(4) .service-icon { background: linear-gradient(135deg, #fa709a 0%, #fee140 100%); }
.services-grid .service-card:nth-child(5) .service-icon { background: linear-gradient(135deg, #30cfd0 0%, #667eea 100%); }
.services-grid .service-card:nth-child(6) .service-icon { background: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%); }

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.service-description {
    color: var(--gray-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    color: var(--gray-light);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.service-pricing {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.service-contact-cta {
    color: var(--primary-light);
    font-size: 0.9rem;
    font-style: italic;
    opacity: 0.85;
}

.service-link {
    margin-top: 1.5rem;
    color: var(--primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.service-card:hover .service-link {
    gap: 1rem;
}

/* Portfolio Section */
.portfolio {
    background: var(--dark-light);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-light);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.portfolio-item {
    background: rgba(30, 41, 59, 0.5);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
    will-change: transform;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.3);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 250px;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@media (max-width: 768px) {
    .portfolio-image {
        height: auto;
        aspect-ratio: 16 / 9;
    }
}

.portfolio-image::after {
    content: 'Voir le projet →';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.92), rgba(236, 72, 153, 0.92));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0;
    transition: opacity 0.35s ease;
    z-index: 3;
}

.portfolio-item:hover .portfolio-image::after {
    opacity: 1;
}

.portfolio-iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    pointer-events: none;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.portfolio-item:hover .portfolio-iframe {
    pointer-events: none;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.5s ease;
}

.portfolio-item:hover .image-placeholder {
    transform: scale(1.05);
}

.placeholder-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.portfolio-content {
    padding: 2rem;
}

.portfolio-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.375rem 0.875rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.portfolio-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.portfolio-description {
    color: var(--gray-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.portfolio-link {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.portfolio-link:hover {
    color: var(--white);
}

/* Magazine Section */
.magazine {
    background: var(--dark);
}

.magazine-featured {
    margin-bottom: 4rem;
}

.article-featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    background: rgba(30, 41, 59, 0.5);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.article-featured .article-image {
    position: relative;
    height: 100%;
    min-height: 400px;
}

.article-featured .article-content {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.article-category {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 0.5rem 1rem;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    color: var(--white);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
}

.article-date {
    display: inline-block;
    color: var(--gray);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.article-title {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
    line-height: 1.3;
}

.article-excerpt {
    color: var(--gray-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.read-time {
    color: var(--gray);
    font-size: 0.875rem;
}

.read-more {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--white);
}

.magazine-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.article-card {
    background: rgba(30, 41, 59, 0.5);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
    will-change: transform;
    position: relative;
}

.article-card::before {
    content: '';
    position: absolute;
    top: var(--mouse-y, 50%);
    left: var(--mouse-x, 50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 1;
}

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

.article-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.3);
}

.article-card .article-image {
    position: relative;
    z-index: 2;
    height: 200px;
}

.article-card .article-content {
    padding: 2rem;
    position: relative;
    z-index: 2;
}

.article-card .article-category {
    position: static;
    display: inline-block;
    padding: 0.375rem 0.875rem;
    margin-bottom: 0.5rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
}

.article-card .article-title {
    font-size: 1.25rem;
}

/* ==========================================
   Testimonials Section
   ========================================== */

.testimonials {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.03) 0%, rgba(236, 72, 153, 0.03) 100%);
    z-index: -1;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.testimonial-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.3);
    border-color: rgba(99, 102, 241, 0.3);
}

.testimonial-card:hover::before {
    opacity: 0.1;
}

.testimonial-card.featured {
    border: 2px solid rgba(99, 102, 241, 0.3);
    background: rgba(30, 41, 59, 0.7);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.testimonial-avatar {
    flex-shrink: 0;
}

.avatar-placeholder {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.testimonial-info {
    flex: 1;
    min-width: 150px;
}

.testimonial-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.25rem;
}

.testimonial-role {
    font-size: 0.9rem;
    color: var(--gray-light);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-left: auto;
}

.testimonial-rating .star {
    color: #fbbf24;
    font-size: 1.2rem;
}

.testimonial-text {
    color: var(--gray-lighter);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
    position: relative;
    padding-left: 1.5rem;
}

.testimonial-text::before {
    content: '"';
    position: absolute;
    left: -0.25rem;
    top: -15px;
    font-size: 4.5rem;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.5;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-project {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--primary-light);
}

.project-icon {
    font-size: 1.2rem;
}

/* Responsive Testimonials */
@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .testimonial-rating {
        margin-left: 0;
    }
}

/* ==========================================
   Stats Section
   ========================================== */

.stats {
    background: var(--gradient-1);
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="none"/><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></svg>');
    opacity: 0.3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -1.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 50%;
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.25), transparent);
}

.stat-number {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    font-family: 'Playfair Display', serif;
}

.stat-label {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

/* Contact Section */
.contact {
    background: var(--dark-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 5rem;
}

.contact-details {
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.contact-item h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.contact-item p {
    color: var(--gray-light);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--primary-light);
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.contact-form {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width,
.contact-form .btn.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--white);
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: var(--dark);
    border-top: none;
    padding: 5rem 0 2rem;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary) 30%, var(--secondary) 70%, transparent 100%);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--gray-light);
    line-height: 1.7;
}

.footer-col h4 {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

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

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

.footer-col ul li a {
    color: var(--gray-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--primary-light);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

.newsletter-form input {
    padding: 0.875rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--white);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--gray);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
}

/* ==========================================
   IA & Automatisations Section
   ========================================== */

.ia-section {
    background: linear-gradient(180deg, var(--dark-light) 0%, var(--dark) 100%);
    position: relative;
    overflow: hidden;
}

.ia-section::before {
    content: '';
    position: absolute;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.07) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    pointer-events: none;
}

/* --- Banner hero IA --- */
.ia-hero-banner {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 5rem;
    border: 1px solid rgba(99, 102, 241, 0.25);
    box-shadow: 0 0 80px rgba(99, 102, 241, 0.12), inset 0 1px 0 rgba(255,255,255,0.05);
}

.ia-banner-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10,10,20,0.95) 0%, rgba(20,10,35,0.9) 100%);
    z-index: 0;
}

/* Particules animées */
.ia-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.ia-particle {
    position: absolute;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--primary-light);
    animation: iaParticleFloat linear infinite;
    opacity: 0;
}

.ia-particle:nth-child(1) { left: 10%; animation-duration: 8s; animation-delay: 0s; }
.ia-particle:nth-child(2) { left: 25%; animation-duration: 12s; animation-delay: 2s; background: var(--secondary); }
.ia-particle:nth-child(3) { left: 45%; animation-duration: 9s; animation-delay: 4s; }
.ia-particle:nth-child(4) { left: 65%; animation-duration: 11s; animation-delay: 1s; background: #c084fc; }
.ia-particle:nth-child(5) { left: 80%; animation-duration: 7s; animation-delay: 3s; background: var(--secondary); }
.ia-particle:nth-child(6) { left: 92%; animation-duration: 10s; animation-delay: 5s; }

@keyframes iaParticleFloat {
    0% { transform: translateY(100%); opacity: 0; }
    10% { opacity: 0.8; }
    90% { opacity: 0.4; }
    100% { transform: translateY(-120vh); opacity: 0; }
}

.ia-banner-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 3rem;
    padding: 4rem;
}

.ia-badge {
    display: inline-block;
    padding: 0.4rem 1.2rem;
    background: linear-gradient(135deg, rgba(99,102,241,0.2), rgba(236,72,153,0.2));
    border: 1px solid rgba(99, 102, 241, 0.4);
    border-radius: 50px;
    color: var(--primary-light);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.ia-banner-text h3 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 3vw, 2.75rem);
    font-weight: 900;
    color: var(--white);
    margin-bottom: 1rem;
    line-height: 1.15;
}

.ia-banner-text p {
    color: var(--gray-light);
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 560px;
    margin-bottom: 2rem;
}

.ia-stats-mini {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.ia-stat-mini {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.ia-stat-value {
    font-size: 1.75rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Playfair Display', serif;
}

.ia-stat-label {
    font-size: 0.8rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Cerveau animé */
.ia-brain {
    position: relative;
    width: 220px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ia-brain-core {
    width: 180px;
    height: 180px;
    animation: iaBrainSpin 20s linear infinite;
}

.ia-brain-core svg {
    width: 100%;
    height: 100%;
}

@keyframes iaBrainSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.ia-orbit {
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(99,102,241,0.3);
    animation: iaOrbitSpin linear infinite;
}

.ia-orbit-1 {
    width: 200px;
    height: 200px;
    animation-duration: 12s;
}

.ia-orbit-2 {
    width: 240px;
    height: 240px;
    animation-duration: 18s;
    animation-direction: reverse;
    border-color: rgba(236,72,153,0.2);
}

@keyframes iaOrbitSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* --- Solutions Grid --- */
.ia-solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.ia-solution-card {
    background: rgba(15, 15, 25, 0.6);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 20px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.ia-solution-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.ia-solution-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 20px 50px rgba(99, 102, 241, 0.2);
}

.ia-solution-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(99,102,241,0.25), rgba(236,72,153,0.25));
    border: 1px solid rgba(99,102,241,0.3);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ia-solution-icon svg {
    width: 26px;
    height: 26px;
    stroke: var(--primary-light);
}

.ia-solution-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.75rem;
}

.ia-solution-content p {
    color: var(--gray-light);
    line-height: 1.7;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.ia-features-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.ia-features-list li {
    color: var(--gray-light);
    font-size: 0.875rem;
    padding-left: 1.25rem;
    position: relative;
}

.ia-features-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-light);
    font-size: 0.75rem;
    top: 2px;
}

/* Demo chat */
.ia-demo-chat {
    background: rgba(10,10,20,0.5);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ia-chat-msg {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.82rem;
    line-height: 1.5;
    max-width: 90%;
}

.ia-chat-msg.ia-bot {
    align-self: flex-start;
}

.ia-chat-msg.ia-user {
    align-self: flex-end;
    flex-direction: row-reverse;
    background: rgba(99,102,241,0.15);
    border: 1px solid rgba(99,102,241,0.2);
    border-radius: 12px 12px 2px 12px;
    padding: 0.5rem 0.75rem;
    color: var(--gray-lighter);
}

.ia-chat-msg.ia-bot > span:last-child {
    background: rgba(30,30,50,0.8);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px 12px 12px 2px;
    padding: 0.5rem 0.75rem;
    color: var(--gray-lighter);
}

.ia-bot-icon {
    font-size: 1rem;
    margin-top: 4px;
    flex-shrink: 0;
}

/* Toast notifications */
.toast-notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    color: #fff;
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.35s ease, transform 0.35s ease;
    max-width: 360px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}
.toast-notification.toast-visible {
    opacity: 1;
    transform: translateY(0);
}
.toast-success {
    background: linear-gradient(135deg, #10b981, #059669);
    border: 1px solid rgba(255,255,255,0.15);
}
.toast-error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    border: 1px solid rgba(255,255,255,0.15);
}

/* Demo workflow */
.ia-workflow {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
    padding: 1rem;
    background: rgba(10,10,20,0.5);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
}

.ia-workflow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--white);
    min-width: 70px;
    text-align: center;
}

.wf-trigger { background: rgba(99,102,241,0.2); border: 1px solid rgba(99,102,241,0.3); }
.wf-process { background: rgba(236,72,153,0.2); border: 1px solid rgba(236,72,153,0.3); }
.wf-output  { background: rgba(16,185,129,0.2); border: 1px solid rgba(16,185,129,0.3); }

.wf-icon { font-size: 1.5rem; }

.ia-workflow-arrow {
    color: var(--primary-light);
    font-size: 1.25rem;
    font-weight: 900;
}

/* Demo chart */
.ia-chart-demo {
    background: rgba(10,10,20,0.5);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 1.25rem;
}

.ia-chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    height: 80px;
    margin-bottom: 0.75rem;
}

.ia-bar {
    flex: 1;
    height: var(--h, 50%);
    background: linear-gradient(180deg, rgba(99,102,241,0.7), rgba(99,102,241,0.3));
    border-radius: 4px 4px 0 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 2px;
    font-size: 0.65rem;
    color: var(--gray);
    transition: height 1s ease;
}

.ia-bar-predicted {
    background: linear-gradient(180deg, rgba(236,72,153,0.8), rgba(236,72,153,0.3));
    border: 1px dashed rgba(236,72,153,0.5);
    animation: iaPredictedPulse 2s ease-in-out infinite;
}

@keyframes iaPredictedPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.ia-chart-legend {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--gray);
}

.ia-legend-real, .ia-legend-pred {
    display: inline-block;
    width: 12px;
    height: 4px;
    border-radius: 2px;
}
.ia-legend-real { background: rgba(99,102,241,0.7); }
.ia-legend-pred { background: rgba(236,72,153,0.7); }

/* Demo typewriter */
.ia-typewriter-demo {
    background: rgba(10,10,20,0.5);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 1.25rem;
}

.ia-type-label {
    font-size: 0.75rem;
    color: var(--primary-light);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.ia-typewriter-text {
    font-size: 0.85rem;
    color: var(--gray-lighter);
    line-height: 1.6;
}

.ia-cursor {
    display: inline-block;
    color: var(--primary);
    animation: iaCursorBlink 0.9s infinite;
    font-weight: 300;
}

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

/* Demo pipeline */
.ia-pipeline-demo {
    background: rgba(10,10,20,0.5);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ia-pipe-step {
    display: grid;
    grid-template-columns: 1.5rem 5rem 1fr;
    align-items: center;
    gap: 0.75rem;
}

.ia-pipe-icon { font-size: 1rem; text-align: center; }

.ia-pipe-label {
    font-size: 0.78rem;
    color: var(--gray-light);
    font-weight: 600;
}

.ia-pipe-bar {
    height: 6px;
    background: rgba(255,255,255,0.06);
    border-radius: 3px;
    overflow: hidden;
}

.ia-pipe-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 3px;
    animation: iaPipeFill 2s ease-out forwards;
}

@keyframes iaPipeFill {
    from { width: 0 !important; }
}

/* --- Tech strip --- */
.ia-tech-strip {
    text-align: center;
    padding: 2.5rem 0 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.ia-tech-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--gray);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.ia-tech-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.ia-tech-badge {
    padding: 0.4rem 1rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-light);
    transition: var(--transition);
    cursor: default;
}

.ia-tech-badge:hover {
    background: rgba(99,102,241,0.12);
    border-color: rgba(99,102,241,0.35);
    color: var(--primary-light);
    transform: translateY(-2px);
}

/* Filtre portfolio IA */
.filter-btn.ia-filter {
    background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(236,72,153,0.1));
    border-color: rgba(99,102,241,0.3);
    color: var(--primary-light);
}

.filter-btn.ia-filter.active,
.filter-btn.ia-filter:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-color: transparent;
    color: var(--white);
}

/* Responsive IA */
@media (max-width: 1024px) {
    .ia-banner-content {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 3rem 2rem;
    }
    .ia-banner-visual { display: none; }
    .ia-stats-mini { justify-content: center; }
    .ia-banner-text p { margin: 0 auto 2rem; }
}

@media (max-width: 768px) {
    .ia-solutions-grid {
        grid-template-columns: 1fr;
    }
    .ia-banner-content {
        padding: 2rem 1.5rem;
    }
    .ia-workflow {
        gap: 0.35rem;
    }
}

/* ==========================================
   End IA Section
   ========================================== */

/* Responsive Design */
@media (max-width: 1024px) {
    /* Masquer les éléments 3D qui peuvent causer des problèmes sur tablettes */
    .cube,
    .wireframe {
        opacity: 0.3;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .article-featured {
        grid-template-columns: 1fr;
    }
    
    .article-featured .article-image {
        min-height: 300px;
    }
}

@media (max-width: 768px) {
    /* Masquer les formes 3D sur mobile */
    .shapes-3d,
    .cube,
    .wireframe,
    .code-snippets {
        display: none !important;
    }

    /* Blobs animés et bien visibles sur mobile */
    .shape {
        filter: blur(50px);
        opacity: 0.7;
        animation-duration: 10s;
    }

    .hero-background::after {
        font-size: 80px;
        opacity: 0.12;
    }
    .shape-1 {
        width: 280px;
        height: 280px;
        top: -5%;
        left: -10%;
    }
    .shape-2 {
        width: 230px;
        height: 230px;
        top: 40%;
        right: -10%;
    }
    .shape-3 {
        width: 280px;
        height: 280px;
        bottom: -10%;
        left: 20%;
    }
    .shape-4 {
        width: 200px;
        height: 200px;
        opacity: 0.5;
    }
    .shape-5 {
        width: 180px;
        height: 180px;
        opacity: 0.5;
    }
    .shape-6 {
        width: 160px;
        height: 160px;
        opacity: 0.45;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .mobile-menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .services-grid,
    .portfolio-grid,
    .magazine-grid {
        grid-template-columns: 1fr;
    }
    
    /* Assurer que les cartes de service sont cliquables sur mobile */
    .service-card {
        cursor: pointer;
        -webkit-tap-highlight-color: rgba(99, 102, 241, 0.2);
        touch-action: manipulation;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
        padding: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    section {
        padding: 5rem 0;
    }
}

@media (max-width: 480px) {
    /* Formes 3D déjà masquées en 768px */
    .code-snippets { display: none !important; }

    /* Blobs animés et bien visibles sur petits écrans */
    .shape {
        filter: blur(28px);
        opacity: 0.85;
        animation-duration: 8s;
    }
    .shape-1 {
        width: 380px;
        height: 380px;
        top: -5%;
        left: -15%;
    }
    .shape-2 {
        width: 320px;
        height: 320px;
        top: 45%;
        right: -15%;
    }
    .shape-3 {
        width: 420px;
        height: 420px;
        bottom: -10%;
        left: 25%;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 3rem;
    }
    
    .nav-menu {
        padding: 1.5rem;
    }
    
    .service-card,
    .portfolio-item,
    .article-card,
    .testimonial-card {
        padding: 1.5rem;
    }
}