:root {
    --primary-color: #2c3e50;      /* Bleu foncé principal */
    --secondary-color: #1abc9c;    /* Turquoise original */
    --accent-color: #e74c3c;       /* Rouge accent */
    --text-color: #333;
    --text-light: #666;
    --background-white: #ffffff;
    --background-light: #f8f9fa;
    --surface-color: #ffffff;
    --border-color: #e1e1e1;
    --shadow: rgba(0,0,0,0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
    
    /* Variations turquoise original */
    --secondary-light: rgba(26, 188, 156, 0.1);
    --secondary-dark: #16a085;
    
    /* Gradient hero plus neutre */
    --gradient-primary: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
}

/* Animations fade-in au scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 {
    transition-delay: 0.1s;
}

.fade-in-delay-2 {
    transition-delay: 0.2s;
}

.fade-in-delay-3 {
    transition-delay: 0.3s;
}

.fade-in-delay-4 {
    transition-delay: 0.4s;
}

.fade-in-delay-5 {
    transition-delay: 0.5s;
}

.fade-in-delay-6 {
    transition-delay: 0.6s;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-light);
    overflow-x: hidden;
}

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

/* Header Styles */
.header {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 1rem 0;
    box-shadow: 0 2px 10px var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-image {
    height: 85px;
    width: auto;
    object-fit: contain;
}

.logo-text h1 {
    color: var(--secondary-color);
    font-size: 1.8rem;
    font-weight: bold;
    margin: 0;
}

.logo-text .tagline {
    font-size: 0.9rem;
    color: var(--text-light);
    opacity: 0.8;
}

.tagline {
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
}

/* Responsive pour mobile */
@media (max-width: 768px) {
    .logo-image {
        height: 65px;
    }
    
    .tagline {
        font-size: 0.8rem;
    }
}

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

.nav-menu a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a:hover {
    color: var(--secondary-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(90deg, var(--secondary-color), var(--secondary-dark));
    transition: width 0.3s ease;
    border-radius: 2px;
}

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

.nav-menu a.active {
    color: var(--secondary-color);
    font-weight: 600;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
    background: transparent;
    border: none;
    gap: 5px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 28px;
    height: 3px;
    background-color: var(--secondary-color);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    border-radius: 2px;
    display: block;
}

.mobile-menu-toggle:hover span {
    background-color: var(--secondary-color);
    box-shadow: 0 0 10px rgba(26, 188, 156, 0.5);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    color: var(--text-light);
    padding: 200px 0 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

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

.hero-wrapper {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.hero-logo {
    flex-shrink: 0;
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
}

.hero-content {
    position: relative;
    z-index: 2;
    flex: 1;
    text-align: left;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: bold;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: 0;
    margin-right: 0;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    flex-wrap: wrap;
    margin-bottom: 0;
}

.cta-button {
    display: inline-block;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.3);
}

.cta-button.primary:hover {
    background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 188, 156, 0.4);
}

.cta-button.secondary {
    background-color: white;
    color: var(--secondary-color);
    border: 2px solid white;
}

.cta-button.secondary:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--secondary-color);
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Services Section */
.services {
    padding: 100px 0;
    background-color: var(--background-white);
}

.services h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.services-intro {
    text-align: center;
    margin-bottom: 60px;
}

.services-intro p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--background-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 20px var(--shadow);
    text-align: left;
    transition: var(--transition);
    border-left: 4px solid var(--secondary-color);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.service-card.featured {
    border-left-color: #e74c3c;
    transform: scale(1.05);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px var(--shadow-hover);
}

.service-card.featured:hover {
    transform: translateY(-10px) scale(1.05);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background-color: #e74c3c;
    color: white;
    padding: 5px 40px;
    font-size: 0.8rem;
    font-weight: bold;
    transform: rotate(45deg);
}

.service-header {
    display: flex;
    align-items: center;
    gap: 15px;
}

.service-icon {
    flex-shrink: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
}

.service-icon img {
    width: 80px;
    height: auto;
    transition: transform 0.3s ease, filter 0.3s ease;
    filter: drop-shadow(0 4px 8px rgba(26, 188, 156, 0.2));
}

.service-card:hover .service-icon img {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 6px 12px rgba(26, 188, 156, 0.4));
}

.service-header h3 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.service-content {
    flex: 1;
}

/* Variations subtiles pour chaque carte */
.service-card:nth-child(1) .service-icon img {
    filter: drop-shadow(0 4px 8px rgba(26, 188, 156, 0.25));
}

.service-card:nth-child(2) .service-icon img {
    filter: drop-shadow(0 4px 8px rgba(22, 160, 133, 0.25));
}

.service-card:nth-child(3) .service-icon img {
    filter: drop-shadow(0 4px 8px rgba(26, 188, 156, 0.2));
}

.service-card:nth-child(4) .service-icon img {
    filter: drop-shadow(0 4px 8px rgba(22, 160, 133, 0.2));
}

.service-card:nth-child(5) .service-icon img {
    filter: drop-shadow(0 4px 8px rgba(26, 188, 156, 0.3));
}

.service-card:nth-child(6) .service-icon img {
    filter: drop-shadow(0 4px 8px rgba(22, 160, 133, 0.3));
}

.service-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card > p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    margin-bottom: 25px;
}

.service-features li {
    padding: 8px 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 20px;
}

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

.service-price {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--secondary-color);
    padding: 10px 20px;
    background-color: rgba(26, 188, 156, 0.1);
    border-radius: 25px;
    margin-top: 20px;
    display: inline-block;
}

/* Expertise Section */
.expertise {
    padding: 100px 0;
    background-color: var(--background-light);
}

.expertise h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 60px;
    color: var(--primary-color);
}

.expertise-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    align-items: center;
}

.expertise-text h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.expertise-text p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.8;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.tech-category h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.tech-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-item {
    background-color: var(--secondary-color);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tech-item:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.3);
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--background-white);
}

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

.about-text h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.about-text .lead {
    font-size: 1.3rem;
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 25px;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.value h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.value p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.about-image {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.founder-portrait {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid var(--secondary-color);
    box-shadow: 0 10px 40px rgba(26, 188, 156, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.founder-portrait:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 50px rgba(26, 188, 156, 0.4);
}

.founder-caption {
    margin-top: 1.5rem;
    text-align: center;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--primary-color);
}

.founder-caption span {
    display: block;
    font-weight: 400;
    font-size: 0.95rem;
    color: var(--secondary-color);
    margin-top: 0.3rem;
}

/* Legacy placeholder styles - kept for compatibility */
.image-placeholder {
    width: 300px;
    height: 300px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

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

.placeholder-content span {
    font-size: 4rem;
    display: block;
    margin-bottom: 10px;
}

/* References Section */
.references {
    padding: 100px 0;
    background-color: var(--background-light);
}

.references h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 60px;
    color: var(--primary-color);
}

.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.testimonial {
    background-color: var(--background-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 20px var(--shadow);
    position: relative;
}

.testimonial::before {
    content: '"';
    font-size: 4rem;
    color: var(--secondary-color);
    position: absolute;
    top: -10px;
    left: 20px;
    font-family: serif;
}

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-content p {
    font-style: italic;
    color: var(--text-gray);
    line-height: 1.6;
}

.testimonial-author strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 5px;
}

.testimonial-author span {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.client-logos {
    text-align: center;
}

.client-logos h3 {
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.logos-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.logo-item {
    padding: 15px 25px;
    background-color: var(--background-white);
    border-radius: var(--border-radius);
    color: var(--text-gray);
    font-weight: 600;
    box-shadow: 0 3px 10px var(--shadow);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: var(--background-white);
}

.contact h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.contact-intro {
    text-align: center;
    margin-bottom: 60px;
}

.contact-intro p {
    font-size: 1.2rem;
    color: var(--text-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 40px;
    border-radius: var(--border-radius);
}

.contact-info h3 {
    margin-bottom: 30px;
    color: var(--secondary-color);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    gap: 15px;
}

.contact-icon {
    font-size: 1.5rem;
    width: 30px;
}

.contact-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--secondary-color);
}

.contact-item p {
    margin: 0;
    line-height: 1.4;
}

.social-links {
    margin-top: 40px;
}

.social-links h4 {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.contact-form {
    background: var(--surface-color);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-form h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.form-row {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    border: 2px solid #e1e1e1;
    border-radius: 8px;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(26, 188, 156, 0.1);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-budget {
    margin: 2rem 0;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.form-budget > label {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: block;
    font-size: 1.1rem;
}

.budget-options {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 1rem;
}

.budget-options label {
    display: flex;
    align-items: center;
    font-weight: normal;
    font-size: 1rem;
    cursor: pointer;
    padding: 0.8rem 1rem;
    border-radius: 6px;
    transition: background-color 0.3s ease;
    min-width: 140px;
}

.budget-options label:hover {
    background-color: var(--secondary-light) !important;
}

.budget-options input[type="radio"] {
    margin-right: 0.8rem;
    margin-bottom: 0;
    width: auto;
    transform: scale(1.1);
}

.contact-form button {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin: 2rem 0 1rem 0;
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.3);
}

.contact-form button:hover {
    background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 188, 156, 0.4);
}

.form-note {
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    margin-top: 1rem;
    font-style: italic;
    line-height: 1.4;
}

/* ===========================================
   STYLES SPÉCIFIQUES COULEUR LOGO #18b6b7
   =========================================== */

/* Effet hover sur les liens avec la couleur du logo */
.nav-menu a:hover,
.back-link:hover {
    color: var(--secondary-color) !important;
}

/* Boutons sociaux - règle spécifique pour éviter les conflits */
.social-icons .social-link {
    color: var(--text-light) !important;
    text-decoration: none;
    padding: 10px 15px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: inline-block;
}

.social-icons .social-link:hover {
    background-color: var(--secondary-color) !important;
    color: #ffffff !important;
    border-color: var(--secondary-color) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.3);
}

/* Bordures et accents avec la couleur du logo */
.featured-badge {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
}

/* Focus states avec la couleur du logo */
input:focus,
select:focus,
textarea:focus {
    border-color: var(--secondary-color) !important;
    box-shadow: 0 0 0 3px var(--secondary-light) !important;
}

/* Sections avec accent couleur logo */
.form-budget {
    border-left-color: var(--secondary-color) !important;
}

.budget-options label:hover {
    background-color: var(--secondary-light) !important;
}

/* Statistiques avec votre couleur */
.stat-number {
    color: var(--secondary-color);
}

/* Liens externes */
a[target="_blank"]:hover {
    color: var(--secondary-color);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

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

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    font-weight: bold;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.6;
}

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

.cta-section .cta-button.primary {
    background: white;
    color: var(--secondary-color);
    border: 2px solid white;
}

.cta-section .cta-button.primary:hover {
    background: transparent;
    color: white;
    transform: translateY(-2px);
}

.cta-section .cta-button.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.cta-section .cta-button.secondary:hover {
    background: white;
    color: var(--secondary-color);
    transform: translateY(-2px);
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.footer-section p {
    margin-bottom: 15px;
    line-height: 1.6;
}

.footer-contact p {
    margin-bottom: 8px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

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

.footer-section ul li a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
}

/* Pages légales - Styles spécifiques */
.legal-content {
    background: white;
    padding: 150px 0 80px;
    min-height: calc(100vh - 400px);
}

.legal-content h1 {
    color: var(--primary-color);
    font-size: 2.8rem;
    margin-bottom: 2rem;
    border-bottom: 3px solid var(--secondary-color);
    padding-bottom: 1rem;
}

.legal-content h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
}

.legal-content h3 {
    color: var(--secondary-color);
    font-size: 1.4rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-content section {
    margin-bottom: 3rem;
}

.legal-content p,
.legal-content li {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.legal-content ul {
    padding-left: 2rem;
    margin-bottom: 1.5rem;
}

.legal-content strong {
    color: var(--primary-color);
    font-weight: 600;
}

.legal-content a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s;
}

.legal-content a:hover {
    color: var(--secondary-dark);
    text-decoration: underline;
}

.info-box {
    background: linear-gradient(135deg, var(--secondary-light) 0%, rgba(26, 188, 156, 0.05) 100%);
    border-left: 4px solid var(--secondary-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.info-box p {
    margin: 0;
    color: var(--primary-color);
}

.cgv-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

.contact-info {
    background-color: var(--background-light);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-top: 2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translateY(12px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translateY(-12px);
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 100px 2rem 2rem;
        gap: 0;
        transition: right 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        z-index: 1000;
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.3);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
        display: flex;
    }
    
    .nav-menu li {
        width: 100%;
        margin: 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu a {
        display: block;
        padding: 1.2rem 1rem;
        font-size: 1.1rem;
        color: var(--primary-color);
        transition: all 0.3s ease;
    }
    
    .nav-menu a::after {
        display: none;
    }
    
    .nav-menu a:hover,
    .nav-menu a.active {
        background: rgba(26, 188, 156, 0.1);
        padding-left: 1.5rem;
        color: var(--secondary-color);
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .hero-logo img {
        width: 240px;
    }
    
    .hero-logo::before {
        width: 340px;
        height: 340px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card h3 {
        font-size: 1.1rem;
    }
    
    .services h2,
    .expertise h2,
    .about h2 {
        font-size: 1.75rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
        hyphens: auto;
        text-align: center;
        padding: 0 1rem;
    }
    
    .cta-section h2 {
        font-size: 2rem;
        padding: 0 1rem;
    }
    
    .cta-section p {
        font-size: 1.1rem;
        padding: 0 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .cta-button {
        width: 100%;
        max-width: 300px;
    }
    
    .expertise-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .founder-portrait {
        width: 250px;
        height: 250px;
    }
    
    .tech-stack {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .budget-options {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 150px 0 80px;
    }
    
    .hero-wrapper {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-logo img {
        width: 200px;
    }
    
    .hero-logo::before {
        width: 280px;
        height: 280px;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .services,
    .expertise,
    .about,
    .references,
    .contact {
        padding: 60px 0;
    }
}

/* ===========================================
   STYLES ADDITIONNELS INDEX - EXTERNALISÉS
   =========================================== */

/* Hero avec fond turquoise/cyan correspondant au logo */


/* Logo animé dans le hero avec cercle de fond */
.hero-logo {
    text-align: center;
    margin-bottom: 2rem;
    animation: fadeInScale 1.2s ease-out;
    position: relative;
}

.hero-logo::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-logo img {
    width: 360px;
    height: auto;
    animation: float 3s ease-in-out infinite;
    position: relative;
    z-index: 1;
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

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

.hero-content h2 {
    color: white !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-content p {
    color: rgba(255, 255, 255, 0.95) !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.hero-stats .stat-number,
.hero-stats .stat-label {
    color: white !important;
}

/* Logo header légèrement agrandi */
.logo-image {
    width: 160px !important;
    height: auto;
    transition: transform 0.3s ease;
}

.logo:hover .logo-image {
    transform: scale(1.02);
}

/* Header élégant - même style que le footer */
.header {
    background: #f9fafb !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1) !important;
}

/* Navigation avec texte lisible - FORCER COULEURS TURQUOISE */
.nav-menu a {
    color: #334155 !important;
}

.nav-menu a:hover {
    color: var(--secondary-color, #1abc9c) !important;
}

/* Section Services avec design clair */
.services {
    background: #f9fafb !important;
}

.service-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    background: white !important;
}

.service-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.15);
}

/* Section Expertise */
.expertise {
    background: white !important;
}

/* Section About sobre et chaleureuse */
.about {
    background: #f9fafb !important;
}

/* Section Contact avec fond clair - FORCER */
.contact {
    background: white !important;
}

.contact h2,
.contact h3,
.contact-intro p {
    color: #1f2937 !important;
}

.contact-form {
    background: #f8fafc !important;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.contact-form h3 {
    color: #1f2937 !important;
}

.contact-info {
    background: transparent !important;
}

.contact-info h3,
.contact-item strong {
    color: #1f2937 !important;
}

.contact-item p {
    color: #4b5563 !important;
}

/* Footer clair et moderne - FORCER */
.footer {
    background: #f9fafb !important;
    border-top: 1px solid #e5e7eb !important;
}

.footer-section h3,
.footer-section h4 {
    color: #334155 !important;
}

.footer-section p,
.footer-section a {
    color: #64748b !important;
}

.footer-section a:hover {
    color: var(--secondary-color, #1abc9c) !important;
}

.footer-bottom {
    border-top: 1px solid #e5e7eb !important;
    background: white !important;
}

.footer-bottom p {
    color: #64748b !important;
}

.footer-contact p {
    color: #64748b !important;
}

/* Styles pour la section name-philosophy - TURQUOISE */
.name-philosophy {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
    border-left: 4px solid var(--secondary-color, #1abc9c);
}

.name-philosophy h4 {
    color: var(--primary-color, #2c3e50);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.name-philosophy p {
    margin-bottom: 1rem;
    line-height: 1.6;
    color: var(--primary-color, #2c3e50);
}

.name-philosophy strong {
    color: var(--secondary-color, #1abc9c);
    font-weight: 600;
}

/* Styles pour la section cas d'usage */
.use-cases {
    background: #fafafa;
    padding: 5rem 0;
}

.use-cases-intro {
    text-align: center;
    margin-bottom: 3rem;
}

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

.use-case-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border-left: 4px solid var(--secondary-color, #1abc9c);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.use-case-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.15);
}

.use-case-sector {
    background: linear-gradient(135deg, var(--secondary-color, #1abc9c), var(--primary-color, #16a085));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: inline-block;
}

.use-case-card h3 {
    color: var(--secondary-color, #1abc9c);
    margin-bottom: 1.5rem;
}

.use-case-challenge,
.use-case-solution,
.use-case-results {
    margin-bottom: 1.5rem;
}

.use-case-challenge h4 {
    color: #dc2626;
    margin-bottom: 0.5rem;
}

.use-case-solution h4 {
    color: #059669;
    margin-bottom: 0.5rem;
}

.use-case-results h4 {
    color: var(--secondary-color, #1abc9c);
    margin-bottom: 0.5rem;
}

.results-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.metric {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
}

.use-cases-cta {
    text-align: center;
    background: white;
    padding: 4rem 3rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 2px solid var(--secondary-color, #1abc9c);
    margin-top: 2rem;
}

.use-cases-cta h3 {
    color: var(--secondary-color, #1abc9c);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.use-cases-cta p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* ===========================================
   NAVIGATION AVANCÉE - STICKY & MOBILE
   =========================================== */

/* Header sticky avec réduction au scroll */
.header.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.header.scrolled .logo-image {
    width: 120px !important;
    transition: width 0.3s ease;
}

/* Header auto-hide (optionnel - décommentez dans le JS) */
.header.hidden {
    transform: translateY(-100%);
}

/* Menu mobile overlay */
body.menu-open {
    overflow: hidden;
}

body.menu-open::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ===========================================
   ACCESSIBILITÉ
   =========================================== */

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--secondary-color);
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    font-weight: bold;
    z-index: 10000;
    transition: top 0.3s ease;
}

.skip-to-content:focus {
    top: 0;
}

/* Focus visible pour navigation clavier */
body.keyboard-nav *:focus {
    outline: 3px solid var(--secondary-color);
    outline-offset: 2px;
}

body:not(.keyboard-nav) *:focus {
    outline: none;
}

/* Focus pour les liens de navigation */
.nav-menu a:focus-visible {
    color: var(--secondary-color);
    background: rgba(26, 188, 156, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

/* Focus pour les boutons */
.cta-button:focus-visible,
.contact-form button:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 4px;
}

/* ===========================================
   ANIMATIONS & TRANSITIONS
   =========================================== */

/* Animation d'entrée pour les éléments au scroll */
.service-card,
.use-case-card,
.tech-item,
.founder-portrait {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.service-card.animate,
.use-case-card.animate,
.tech-item.animate,
.founder-portrait.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Délais progressifs pour l'effet cascade */
.service-card:nth-child(1) { transition-delay: 0.1s; }
.service-card:nth-child(2) { transition-delay: 0.2s; }
.service-card:nth-child(3) { transition-delay: 0.3s; }
.service-card:nth-child(4) { transition-delay: 0.4s; }
.service-card:nth-child(5) { transition-delay: 0.5s; }
.service-card:nth-child(6) { transition-delay: 0.6s; }

/* Hero - transitions normales sans parallax */
.hero-content,
.hero-logo {
    transition: opacity 0.3s ease-out;
}