html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: #181828;
  color: #fff;
  min-height: 100vh;
}
.floating-menu {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(32,32,48,0.92);
  border-radius: 30px;
  box-shadow: 0 0 24px #2ce0c7;
  padding: 10px 24px;
  z-index: 100;
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}
.floating-menu a {
  color: #2ce0c7;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.08rem;
  transition: color 0.2s, background 0.2s;
  padding: 6px 14px;
  border-radius: 18px;
  white-space: nowrap;
}
.floating-menu a:hover, .retour {
  color: #fff;
  background: #7f5af0;
}
.parallax-banner {
  position: relative;
  width: 100vw;
  height: 60vh;
  min-height: 340px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7) blur(1px);
  position: absolute;
  top: 0; left: 0;
  z-index: 1;
}
.banner-overlay {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 18px #2ce0c7;
  border: 3px solid #7f5af0;
  margin-bottom: 14px;
}
.banner-overlay h1 {
  font-size: 2.3rem;
  margin-bottom: 8px;
  color: #2ce0c7;
  text-shadow: 0 0 18px #7f5af0;
  letter-spacing: 2px;
}
.banner-overlay p {
  font-size: 1.1rem;
  margin-bottom: 14px;
  font-style: italic;
}
.socials {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin-top: 8px;
  flex-wrap: wrap;
}
.socials a {
  color: #fff;
  background: #2ce0c7;
  padding: 6px 14px;
  border-radius: 18px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.2s, color 0.2s;
  font-size: 1rem;
}
.socials a:hover {
  background: #7f5af0;
  color: #fff;
}
.mosaic {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  padding: 48px 24px 32px 24px;
  background: #181828;
}
.mosaic-item {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 0 14px #2ce0c7;
  transition: transform 0.3s, box-shadow 0.3s;
  cursor: pointer;
  position: relative;
  background: #23234a;
}
.mosaic-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.3s, filter 0.3s;
  filter: brightness(0.95) contrast(1.1);
  display: block;
}
.mosaic-item:hover {
  transform: scale(1.04) rotate(-2deg);
  box-shadow: 0 0 28px #7f5af0;
}
.mosaic-item:hover img {
  filter: brightness(1.1) contrast(1.2);
  transform: scale(1.08) rotate(2deg);
}
.about-float {
  display: flex;
  justify-content: center;
  margin: 40px 0 0 0;
}
.about-card {
  background: #23234a;
  border-radius: 16px;
  box-shadow: 0 0 18px #7f5af0;
  padding: 28px 18px;
  max-width: 420px;
  color: #fff;
  text-align: center;
}
.about-card h2 {
  color: #2ce0c7;
  margin-bottom: 12px;
  font-size: 1.5rem;
}
.contact-float {
  display: flex;
  justify-content: center;
  margin: 40px 0 0 0;
}
.contact-form {
  background: #23234a;
  border-radius: 16px;
  box-shadow: 0 0 18px #2ce0c7;
  padding: 28px 18px;
  max-width: 420px;
  color: #fff;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-form h2 {
  color: #7f5af0;
  margin-bottom: 12px;
  font-size: 1.5rem;
}
.contact-form input, .contact-form textarea {
  padding: 8px;
  border-radius: 8px;
  border: none;
  font-size: 1rem;
  background: #181828;
  color: #fff;
  resize: none;
}
.contact-form button {
  background: linear-gradient(135deg, #2ce0c7, #7f5af0);
  color: #23234a;
  font-weight: bold;
  border-radius: 30px;
  padding: 10px 0;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 8px #2ce0c7;
  transition: background 0.2s;
}
.contact-form button:hover {
  background: #7f5af0;
  color: #fff;
}
footer {
  background: #181828;
  color: #2ce0c7;
  text-align: center;
  padding: 18px 10px;
  font-size: 1rem;
  margin-top: 24px;
}

.galerie-titre {
  text-align: center;
  color: #2ce0c7;
  font-size: 2rem;
  margin-bottom: 24px;
  margin-top: 30;
  letter-spacing: 2px;
  text-shadow: 0 0 12px #7f5af0;
}

/* Responsive */
@media (max-width: 900px) {
  .floating-menu {
    position: static;
    top: 0;
    left: 0;
    transform: none;
    padding: 8px 4px;
    gap: 8px;
    font-size: 0.95rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  .banner-overlay h1 { font-size: 1.2rem; }
  .banner-overlay p { font-size: 0.95rem; }
  .avatar { width: 70px; height: 70px; }
  .parallax-banner { height: 32vh; min-height: 120px; }
  .mosaic { grid-template-columns: 1fr; padding: 18px 4px; gap: 10px; }
  .mosaic-item img { height: 110px; }
  .about-card, .contact-form { padding: 10px 4px; max-width: 98vw; }
  .about-float, .contact-float { margin: 18px 0 0 0; }
  footer { font-size: 0.95rem; padding: 12px 4px; }
}