/* Reset et variables CSS */
:root {
  --primary-color: #0066ff;
  --primary-dark: #0052cc;
  --primary-light: #4d94ff;
  --secondary-color: #f7fafc;
  --accent-color: #00d4aa;
  --accent-dark: #00b894;
  --text-primary: #2d3748;
  --text-secondary: #4a5568;
  --text-light: #718096;
  --border-color: #e2e8f0;
  --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --transition-fast: all 0.2s ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.7;
  color: var(--text-primary);
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  overflow-x: hidden;
}

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

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translate3d(0, 100%, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* Effet de particules en arrière-plan */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

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

.section-title {
  font-size: 3rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 4rem;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  letter-spacing: -0.02em;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 6px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 3px;
  box-shadow: var(--shadow-md);
}

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.025em;
  min-width: 180px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  box-shadow: var(--shadow-lg);
  border: 2px solid transparent;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1000;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  transition: var(--transition-fast);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  width: 80px;
  height: 80px;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.logo-text {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

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

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

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

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

/* Hero Section */
.hero {
  padding: 140px 0 100px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 2rem;
  color: white;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  letter-spacing: -0.03em;
}

.hero-title span {
  background: linear-gradient(135deg, #ffffff, #f0f8ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.4rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 3rem;
  line-height: 1.7;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  animation: float 6s ease-in-out infinite;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  border: 4px solid rgba(255, 255, 255, 0.2);
}

/* Services Section */
.services {
  padding: 120px 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.service-card {
  background: rgba(255, 255, 255, 0.95);
  padding: 3rem 2.5rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.3);
  text-align: center;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

.service-card {
  background: rgba(255, 255, 255, 0.95);
  padding: 3rem 2.5rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  transition: transform 0.42s cubic-bezier(0.2,0.9,0.2,1), box-shadow 0.42s ease;
  border: 1px solid rgba(255, 255, 255, 0.3);
  text-align: center;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  will-change: transform, box-shadow;
}

.service-card:hover {
  transform: scale(1.18) translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.service-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 2rem;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  animation: pulse 3s infinite;
}

.service-icon img {
  width: 50px;
  height: 50px;
  filter: brightness(0) invert(1);
  transition: transform 0.35s cubic-bezier(0.2,0.8,0.2,1);
}

.service-card:hover .service-icon img {
  transform: scale(1.04);
}

.service-card h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary), var(--primary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.service-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1.1rem;
}

/* About Section */
.about {
  padding: 120px 0;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.8) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.8) 0%, transparent 50%);
  pointer-events: none;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.about-text {
  background: rgba(255, 255, 255, 0.9);
  padding: 3rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}

.about-text h2 {
  text-align: left;
  margin-bottom: 2.5rem;
  font-size: 2.8rem;
}

.about-text p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.8);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

.feature-icon {
  color: var(--accent-color);
  font-weight: bold;
  font-size: 1.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  border: 4px solid rgba(255, 255, 255, 0.3);
}

/* Portfolio Section */
.portfolio {
  padding: 120px 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.portfolio-item {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  background: white;
}

.portfolio-item:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: var(--shadow-xl);
}

.portfolio-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.9));
  color: white;
  padding: 2.5rem;
  transform: translateY(100%);
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
  transform: translateY(0);
}

.portfolio-overlay h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.portfolio-overlay p {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* Contact Section */
.contact {
  padding: 120px 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.contact .section-title {
  color: white;
  -webkit-text-fill-color: white;
}

.contact .section-title::after {
  background: rgba(255, 255, 255, 0.8);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  position: relative;
  z-index: 1;
}

.contact-info {
  background: rgba(255, 255, 255, 0.95);
  padding: 3rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(20px);
}

.contact-info h3,
.contact-form h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2.5rem;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Contact certifications */
.contact-certifications {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 2px solid #e2e8f0;
}

.contact-certifications h3 {
  color: #1e3a8a;
  margin-bottom: 20px;
  font-size: 1.8rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.certifications-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.certifications-list li {
  padding: 12px 0;
  color: #475569;
  font-size: 1rem;
  line-height: 1.6;
  border-bottom: 1px solid #f1f5f9;
  transition: var(--transition-fast);
}

.certifications-list li:hover {
  color: var(--primary-color);
  transform: translateX(5px);
}

.certifications-list li:last-child {
  border-bottom: none;
}

/* Mentions légales */
.mentions-legales {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  min-height: 80vh;
}

.mentions-content {
  max-width: 800px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.95);
  padding: 60px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(20px);
}

.mentions-header {
  text-align: center;
  margin-bottom: 50px;
  padding-bottom: 30px;
  border-bottom: 2px solid #e2e8f0;
}

.mentions-logo {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
}

.mentions-legales h1 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary-color);
  margin: 0;
  text-align: center;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mentions-text {
  color: #374151;
  line-height: 1.8;
}

.mentions-text .intro {
  font-size: 1.1rem;
  font-weight: 500;
  color: #1f2937;
  margin-bottom: 40px;
  padding: 20px;
  background: #f8fafc;
  border-radius: var(--border-radius);
  border-left: 4px solid var(--primary-color);
}

.mentions-section {
  margin-bottom: 40px;
}

.mentions-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #e2e8f0;
}

.mentions-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mentions-section li {
  padding: 8px 0;
  border-bottom: 1px solid #f1f5f9;
}

.mentions-section li:last-child {
  border-bottom: none;
}

.mentions-section p {
  margin-bottom: 15px;
}

.mentions-section a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-fast);
}

.mentions-section a:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

.hebergeur-logo {
  text-align: center;
  margin: 20px 0 30px;
}

.o2switch-logo {
  max-width: 200px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.o2switch-logo:hover {
  transform: scale(1.05);
}

.mentions-footer {
  text-align: center;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 2px solid #e2e8f0;
}

/* Responsive mentions légales */
@media (max-width: 768px) {
  .mentions-content {
    padding: 40px 30px;
    margin: 0 20px;
  }
  
  .mentions-legales h1 {
    font-size: 2.5rem;
  }
  
  .mentions-logo {
    width: 100px;
    height: 100px;
  }
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.8);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
}

.contact-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  font-size: 2rem;
  margin-top: 0.25rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.contact-item strong {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.contact-item p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 1.05rem;
}

/* Formulaire */
.contact-form {
  background: rgba(255, 255, 255, 0.95);
  padding: 3rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(20px);
}

.form-group {
  margin-bottom: 2rem;
  position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 16px 20px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  transition: var(--transition-fast);
  font-family: inherit;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
  background: white;
  transform: scale(1.02);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
  font-family: inherit;
}

.contact-form .btn-primary {
  width: 100%;
  font-size: 1.2rem;
  padding: 18px;
  margin-top: 1rem;
}

/* Footer */
.footer {
  background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
  color: white;
  padding: 80px 0 30px;
  position: relative;
}

/* Brands / Partenaires */
.brands {
  padding: 60px 0;
  background: rgba(255,255,255,0.98);
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  align-items: center;
  justify-items: center;
  margin-top: 2rem;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.brand-item {
  width: 220px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  padding: 16px;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.42s cubic-bezier(0.2,0.9,0.2,1), box-shadow 0.42s ease;
  will-change: transform, box-shadow;
  transform-origin: center center;
}

.brand-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: none;
}

.brand-item:hover {
  transform: scale(1.18) translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.brand-item img {
  transition: transform 0.36s cubic-bezier(0.2,0.8,0.2,1);
}

.brand-item:hover img {
  /* légère mise à l'échelle de l'image seulement */
  transform: scale(1.03);
}

@media (max-width: 900px) {
  .brands-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 600px) {
  .brands-grid { grid-template-columns: repeat(2, 1fr); }
  .brand-item { width: 160px; height: 90px; }
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 4rem;
  margin-bottom: 4rem;
  position: relative;
  z-index: 1;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 1.5rem;
}

.footer-logo img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  filter: none;
  max-width: 100%;
}

.footer-logo span {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff, #e2e8f0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-section h4 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: white;
  position: relative;
}

.footer-section h4::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 40px;
  height: 3px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 2px;
}

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

.footer-section ul li {
  margin-bottom: 0.8rem;
  transition: var(--transition-fast);
}

.footer-section ul li:hover {
  transform: translateX(5px);
}

.footer-section ul li a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-fast);
  font-size: 1.05rem;
}

.footer-section ul li a:hover {
  color: white;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  font-size: 1.05rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 2.5rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
  position: relative;
  z-index: 1;
}

/* Navigation mobile */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: white;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
    padding: 0 20px;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  
  .about-features {
    grid-template-columns: 1fr;
  }
  
  .hero-buttons {
    justify-content: center;
    flex-direction: column;
    align-items: center;
  }
  
  .section-title {
    font-size: 2.5rem;
  }
  
  .service-card {
    padding: 2rem 1.5rem;
  }
  
  .about-text {
    padding: 2rem;
  }
  
  .contact-info,
  .contact-form {
    padding: 2rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero {
    padding: 100px 0 60px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .services,
  .about,
  .portfolio,
  .contact {
    padding: 60px 0;
  }
  
  .service-card {
    padding: 1.5rem;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
}

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

.hero-content > * {
  animation: fadeInUp 0.8s ease-out forwards;
}

.hero-title {
  animation-delay: 0.2s;
}

.hero-subtitle {
  animation-delay: 0.4s;
}

.hero-buttons {
  animation-delay: 0.6s;
}

/* Scroll smooth */
html {
  scroll-behavior: smooth;
}

/* Focus styles pour l'accessibilité */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 3px solid var(--primary-color);
  outline-offset: 2px;
  border-radius: var(--border-radius);
}

/* Effet de brillance sur les cartes */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: rotate(45deg);
  transition: var(--transition);
  opacity: 0;
}

.service-card:hover::after {
  animation: shimmer 1.5s ease-in-out;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateX(100%) translateY(100%) rotate(45deg);
    opacity: 0;
  }
}

/* Animations d'entrée */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translate3d(-100%, 0, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translate3d(100%, 0, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* Règles finales de priorité pour l'effet hover des cartes de services */
.services .service-card,
.service-card {
  transform-origin: center center;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform: translateZ(0);
}

.services .service-card:hover,
.service-card:hover {
  transform: scale(1.18) translateY(-6px) !important;
  box-shadow: var(--shadow-xl) !important;
}

.services .service-card:hover .service-icon img,
.service-card:hover .service-icon img {
  transform: scale(1.04) !important;
}

.hero-content > * {
  animation: slideInLeft 1s ease-out forwards;
}

.hero-image {
  animation: slideInRight 1s ease-out forwards;
}

.hero-title {
  animation-delay: 0.2s;
}

.hero-subtitle {
  animation-delay: 0.4s;
}

.hero-buttons {
  animation-delay: 0.6s;
}

/* Modal global */
.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.modal[aria-hidden="false"] {
  display: flex;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(2px);
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 640px;
  background: white;
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-xl);
  z-index: 2100;
  transform: translateY(20px);
  animation: slideInUp 300ms ease-out forwards;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: transparent;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
}

.modal-body {
  margin: 12px 0 20px;
  color: var(--text-primary);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}