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

:root {
  --primary-color: #9cee69;
  --primary-dark: #7bc847;
  --background-color: #000000;
  --background-secondary: #111111;
  --background-tertiary: #1a1a1a;
  --text-color: #ffffff;
  --text-secondary: #cccccc;
  --text-muted: #888888;
  --border-color: #333333;
  --gradient-primary: linear-gradient(135deg, #9cee69 0%, #7bc847 100%);
  --gradient-dark: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
  --shadow-primary: 0 10px 30px rgba(156, 238, 105, 0.3);
  --shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.5);
}

body {
  font-family: "Montserrat", sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* Motifs africains */
.african-pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(
      circle at 20% 20%,
      rgba(156, 238, 105, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(156, 238, 105, 0.1) 0%,
      transparent 50%
    ),
    linear-gradient(
      45deg,
      transparent 40%,
      rgba(156, 238, 105, 0.05) 50%,
      transparent 60%
    );
  background-size: 200px 200px, 300px 300px, 100px 100px;
  animation: patternMove 20s ease-in-out infinite;
}

@keyframes patternMove {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  50% {
    transform: translate(-20px, -20px) rotate(1deg);
  }
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo h2 {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1.5rem;
}

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

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

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

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s ease;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--text-color);
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: var(--gradient-dark);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.title-line {
  display: block;
}

.title-line.accent {
  color: var(--primary-color);
  position: relative;
}

.title-line.accent::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  padding: 1rem 2rem;
  border: none;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--background-color);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(156, 238, 105, 0.4);
}

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

.btn-secondary:hover {
  background: var(--primary-color);
  color: var(--background-color);
  transform: translateY(-3px);
}

.hero-visual {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-images {
  position: relative;
  width: 300px;
  height: 300px;
}

.hero-img-container {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--primary-color);
  animation: float 6s ease-in-out infinite;
  box-shadow: var(--shadow-primary);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.hero-img-container:hover .hero-img {
  transform: scale(1.1);
}

.img-1 {
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.img-2 {
  top: 50%;
  right: 10%;
  animation-delay: 2s;
}

.img-3 {
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
  animation-delay: 4s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(5deg);
  }
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-arrow {
  width: 2px;
  height: 30px;
  background: var(--primary-color);
  position: relative;
  animation: scrollBounce 2s infinite;
}

.scroll-arrow::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: -4px;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--primary-color);
  border-bottom: 2px solid var(--primary-color);
  transform: rotate(45deg);
}

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

/* Sections communes */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Services Section */
.services {
  padding: 6rem 0;
  background: var(--background-secondary);
  position: relative;
}

.services::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(
    45deg,
    transparent 48%,
    rgba(156, 238, 105, 0.03) 50%,
    transparent 52%
  );
  background-size: 50px 50px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  position: relative;
  z-index: 2;
}

.service-card {
  background: var(--background-tertiary);
  padding: 2.5rem 2rem;
  border-radius: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-primary);
  border-color: var(--primary-color);
}

.service-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: var(--background-color);
}

.service-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-color);
}

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

.service-pattern {
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(156, 238, 105, 0.05) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover .service-pattern {
  opacity: 1;
}

/* Portfolio Section */
.portfolio {
  padding: 6rem 0;
  background: var(--background-color);
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.8rem 1.5rem;
  background: transparent;
  color: var(--text-color);
  border: 2px solid var(--border-color);
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

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

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

.portfolio-item {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  background: var(--background-tertiary);
  transition: all 0.3s ease;
}

.portfolio-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-primary);
}

.portfolio-image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.portfolio-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.project-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--gradient-dark);
  color: var(--text-color);
}

.project-placeholder i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.project-placeholder h4 {
  font-size: 1.2rem;
  font-weight: 600;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  text-align: center;
  padding: 2rem;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.portfolio-overlay p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.portfolio-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  border: 2px solid var(--primary-color);
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  transition: all 0.3s ease;
}

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

/* About Section */
.about {
  padding: 6rem 0;
  background: var(--background-secondary);
  position: relative;
}

.about::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(
      circle at 30% 30%,
      rgba(156, 238, 105, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 70% 70%,
      rgba(156, 238, 105, 0.05) 0%,
      transparent 50%
    );
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.about-description {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
}

.stat h3 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat p {
  color: var(--text-secondary);
  font-weight: 500;
}

.about-image {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.team-photo {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.team-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.team-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  padding: 2rem;
  text-align: center;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.team-photo:hover .team-overlay {
  transform: translateY(0);
}

.team-photo:hover .team-img {
  transform: scale(1.05);
}

.team-overlay h4 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.team-overlay p {
  color: var(--text-color);
}

.team-placeholder {
  background: var(--background-tertiary);
  border-radius: 20px;
  padding: 3rem 2rem;
  text-align: center;
  border: 1px solid var(--border-color);
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.team-placeholder i {
  font-size: 4rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.team-placeholder h4 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.team-placeholder p {
  color: var(--text-secondary);
}

.about-pattern {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  background: var(--gradient-primary);
  border-radius: 50%;
  opacity: 0.1;
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.1;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.2;
  }
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background: var(--background-color);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

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

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

.contact-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-top: 0.5rem;
}

.contact-item h4 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-item p {
  color: var(--text-secondary);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: var(--background-tertiary);
  border: 2px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-color);
  font-family: inherit;
  transition: border-color 0.3s ease;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

/* Footer */
.footer {
  background: var(--background-secondary);
  padding: 3rem 0 1rem;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-section p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

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

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

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

.social-links a {
  width: 40px;
  height: 40px;
  background: var(--background-tertiary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

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

.newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.newsletter-form input {
  flex: 1;
  padding: 0.8rem;
  background: var(--background-tertiary);
  border: 2px solid var(--border-color);
  border-radius: 25px;
  color: var(--text-color);
  font-family: inherit;
}

.newsletter-form button {
  padding: 0.8rem 1rem;
  background: var(--primary-color);
  border: none;
  border-radius: 50%;
  color: var(--background-color);
  cursor: pointer;
  transition: all 0.3s ease;
}

.newsletter-form button:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--background-color);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
  }

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

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

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

  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

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

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

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

  .section-title {
    font-size: 2rem;
  }

  .hero-img-container {
    width: 80px;
    height: 80px;
  }

  .hero-images {
    width: 200px;
    height: 200px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1.2rem;
  }

  .btn {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }

  .service-card {
    padding: 2rem 1.5rem;
  }

  .portfolio-filters {
    gap: 0.5rem;
  }

  .filter-btn {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--background-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}