/* Import de la police Inter depuis Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* Variables CSS pour le thème */
:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #141414;
  --bg-card: #1a1a1a;
  --bg-card-hover: #242424;
  --text-primary: #FFFFFF;
  --text-secondary: #9CA3AF;
  --accent-color: #00BFFF;
  --accent-hover: #0099CC;
  --accent-glow: rgba(0, 191, 255, 0.5);
  --border-color: #2a2a2a;
  --success-color: #10B981;
  --error-color: #EF4444;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-accent: linear-gradient(135deg, #00BFFF 0%, #0099CC 100%);
}

/* Reset et styles de base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(18, 18, 18, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: var(--transition);
}

.logo-img {
  height: 45px;
  width: auto;
  filter: brightness(1.1);
  transition: var(--transition);
}

.logo:hover .logo-img {
  filter: brightness(1.3) drop-shadow(0 0 10px var(--accent-glow));
  transform: scale(1.05);
}

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

.nav-links a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: var(--transition);
}

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

.nav-links a:hover {
  color: var(--accent-color);
}

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

/* Menu mobile */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Sections générales */
section {
  padding: 6rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

section.visible {
  opacity: 1;
  transform: translateY(0);
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  text-align: center;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section Hero */
#accueil {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding-top: 8rem;
}

/* Hero Logo Animation */
.hero-logo-container {
  position: relative;
  margin-bottom: 3rem;
  display: inline-block;
}

.hero-logo {
  width: 150px;
  height: auto;
  filter: drop-shadow(0 0 30px var(--accent-glow));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.logo-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  animation: pulse 2s ease-in-out infinite;
  z-index: -1;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.2); }
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out;
}

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

.hero-content .subtitle {
  font-size: 1.3rem;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto 3rem;
  line-height: 1.8;
  font-weight: 400;
}

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

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-indicator i {
  color: var(--accent-color);
  font-size: 1.5rem;
  opacity: 0.7;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* Boutons améliorés */
.btn {
  padding: 1rem 2.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
}

.btn span {
  position: relative;
  z-index: 1;
}

.btn i {
  position: relative;
  z-index: 1;
  transition: var(--transition);
}

.btn-primary {
  background: var(--gradient-accent);
  color: white;
  box-shadow: 0 4px 15px rgba(0, 191, 255, 0.2);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent-hover);
  opacity: 0;
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 191, 255, 0.4);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover i {
  transform: translateX(5px);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-color);
  border: 2px solid var(--accent-color);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--accent-color);
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 191, 255, 0.3);
}

.btn-secondary:hover i {
  transform: rotate(360deg);
}

/* Section Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--bg-card);
  padding: 3rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-color), transparent);
  transform: translateX(-100%);
  transition: var(--transition);
}

.service-card:hover::before {
  transform: translateX(0);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-color);
  box-shadow: 0 20px 50px rgba(0, 191, 255, 0.1);
}

/* Service Icons and Features */
.service-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-accent);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  position: relative;
}

.service-icon i {
  font-size: 1.8rem;
  color: white;
}

.service-icon::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 15px;
  opacity: 0.3;
  filter: blur(15px);
  z-index: -1;
}

.service-card h3 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.service-card p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.service-features {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.service-features li i {
  color: var(--success-color);
  font-size: 0.9rem;
}

/* Section Outils */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

/* Optimisation pour 6 projets sur grand écran */
@media (min-width: 1400px) {
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) and (max-width: 1399px) {
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.tool-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
}

.tool-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-color);
  box-shadow: 0 15px 40px rgba(0, 191, 255, 0.15);
}

/* Tool Icons and Links */
.tool-icon {
  width: 50px;
  height: 50px;
  background: var(--bg-secondary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.tool-icon i {
  font-size: 1.5rem;
  color: var(--accent-color);
  transition: var(--transition);
}

.tool-card:hover .tool-icon {
  background: var(--accent-color);
  border-color: var(--accent-color);
}

.tool-card:hover .tool-icon i {
  color: white;
  transform: scale(1.1);
}

.tool-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 191, 255, 0.1);
  color: var(--accent-color);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  border: 1px solid rgba(0, 191, 255, 0.3);
}

.tool-tag.open-source {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success-color);
  border-color: rgba(16, 185, 129, 0.3);
}

.tool-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: 1rem;
  transition: var(--transition);
}

.tool-link:hover {
  gap: 0.75rem;
  text-decoration: underline;
}

.tool-card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.tool-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* Section Technologies */
#technologies {
  padding: 6rem 2rem;
  background: var(--bg-secondary);
}

.tech-subtitle {
  text-align: center;
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.tech-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.tech-category {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.tech-category:hover {
  transform: translateY(-5px);
  border-color: var(--accent-color);
  box-shadow: 0 20px 50px rgba(0, 191, 255, 0.1);
}

.tech-category h3 {
  font-size: 1.3rem;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tech-category h3 i {
  font-size: 1.5rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tech-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 1.5rem;
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: 12px;
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: pointer;
}

.tech-item:hover {
  transform: translateY(-3px) scale(1.05);
  background: var(--bg-card-hover);
  border-color: var(--accent-color);
  box-shadow: 0 10px 30px rgba(0, 191, 255, 0.15);
}

.tech-item i {
  font-size: 2rem;
  color: var(--accent-color);
  transition: var(--transition);
}

.tech-item img {
  width: 32px;
  height: 32px;
  filter: grayscale(0%) brightness(1.2);
  transition: var(--transition);
}

.tech-item:hover img {
  filter: grayscale(0%) brightness(1.4);
  transform: rotate(5deg);
}

.tech-item:hover i {
  color: var(--text-primary);
  transform: scale(1.1);
}

.tech-item span {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-align: center;
  transition: var(--transition);
}

.tech-item:hover span {
  color: var(--text-primary);
}

/* Animation pour les tech items */
@keyframes techFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

.tech-category:hover .tech-item {
  animation: techFloat 3s ease-in-out infinite;
}

.tech-category:hover .tech-item:nth-child(1) { animation-delay: 0s; }
.tech-category:hover .tech-item:nth-child(2) { animation-delay: 0.1s; }
.tech-category:hover .tech-item:nth-child(3) { animation-delay: 0.2s; }
.tech-category:hover .tech-item:nth-child(4) { animation-delay: 0.3s; }
.tech-category:hover .tech-item:nth-child(5) { animation-delay: 0.4s; }

/* Section À propos */
#apropos {
  text-align: center;
}

.about-content {
  max-width: 1200px;
  margin: 0 auto;
}

.about-logo {
  margin-bottom: 3rem;
}

.about-logo-img {
  width: 120px;
  height: auto;
  opacity: 0.8;
  filter: drop-shadow(0 0 20px var(--accent-glow));
}

.about-content > p {
  font-size: 1.2rem;
  line-height: 1.9;
  max-width: 900px;
  margin: 0 auto 3rem;
  color: var(--text-secondary);
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.stat-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-color);
  background: var(--bg-card-hover);
}

.stat-card i {
  font-size: 2rem;
  color: var(--accent-color);
  margin-bottom: 1rem;
}

.stat-card h3 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* Section Contact */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-top: 3rem;
}

.contact-form {
  background: var(--bg-card);
  padding: 3rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(0, 191, 255, 0.1);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.info-item i {
  color: var(--accent-color);
  font-size: 1.5rem;
  margin-top: 0.2rem;
}

.info-item div h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.info-item div p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.form-message {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  display: none;
}

.form-message.success {
  background: rgba(0, 191, 255, 0.1);
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
}

.form-message.error {
  background: rgba(255, 69, 58, 0.1);
  border: 1px solid #ff453a;
  color: #ff453a;
}

/* Footer */
footer {
  background: var(--bg-secondary);
  padding: 3rem 2rem;
  border-top: 1px solid var(--border-color);
  margin-top: 4rem;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

/* Footer Logo */
.footer-logo {
  margin-bottom: 2rem;
}

.footer-logo-img {
  width: 80px;
  height: auto;
  opacity: 0.6;
  transition: var(--transition);
}

.footer-logo-img:hover {
  opacity: 1;
  filter: drop-shadow(0 0 10px var(--accent-glow));
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

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

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

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.social-links a {
  color: var(--text-secondary);
  font-size: 1.5rem;
  transition: var(--transition);
}

.social-links a:hover {
  color: var(--accent-color);
  transform: translateY(-3px);
}

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

/* Pages de contenu (Mentions légales, etc.) */
.content-page {
  max-width: 900px;
  margin: 8rem auto 4rem;
  padding: 2rem;
}

.content-page h1 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  color: var(--accent-color);
}

.content-page h2 {
  font-size: 1.8rem;
  margin: 2rem 0 1rem;
  color: var(--text-primary);
  text-align: left;
}

.content-page h3 {
  font-size: 1.3rem;
  margin: 1.5rem 0 1rem;
  color: var(--text-primary);
}

.content-page p {
  margin-bottom: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.content-page ul {
  margin-bottom: 1rem;
  padding-left: 2rem;
  color: var(--text-secondary);
}

.content-page li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.content-page strong {
  color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content h1 {
    font-size: 2.8rem;
  }

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

  .contact-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background: rgba(10, 10, 10, 0.98);
    width: 100%;
    padding: 2rem;
    gap: 1rem;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-color);
    z-index: 999;
  }

  .nav-links.active {
    left: 0;
  }

  .logo-img {
    height: 40px;
  }

  .hero-logo-container {
    margin-bottom: 2rem;
  }

  .hero-logo {
    width: 100px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content .subtitle {
    font-size: 1.1rem;
    padding: 0 1rem;
  }

  h2 {
    font-size: 2rem;
  }

  section {
    padding: 4rem 1.5rem;
  }

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

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

  .cta-buttons {
    flex-direction: column;
    width: 100%;
    gap: 1rem;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .service-card {
    padding: 2rem;
  }

  .contact-form {
    padding: 2rem;
  }

  .about-logo-img {
    width: 80px;
  }

  .stat-card {
    padding: 1.5rem;
  }

  .footer-logo-img {
    width: 60px;
  }

  .tech-categories {
    grid-template-columns: 1fr;
  }

  .tech-items {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.6rem;
  }

  .hero-content .subtitle {
    font-size: 1rem;
  }

  nav {
    padding: 1rem;
  }

  .logo {
    font-size: 1.2rem;
  }

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

  .tech-category {
    padding: 1.5rem;
  }

  .tech-items {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .tech-item {
    padding: 0.75rem;
  }

  .tech-item i {
    font-size: 1.5rem;
  }

  .tech-item img {
    width: 24px;
    height: 24px;
  }

  .tech-item span {
    font-size: 0.75rem;
  }
}