/* Styles pour le header avec bouton de retour */
.header-top {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  position: relative;
  animation: fadeInUp 0.5s ease forwards;
}

.back-button {
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  transition: all 0.3s ease;
  position: absolute;
  left: 0;
  top: 0;
  box-shadow: 0 5px 15px rgba(108, 92, 231, 0.3);
  z-index: 10;
}

.back-button i {
  margin-right: 8px;
}

.back-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(108, 92, 231, 0.4);
}

.back-button:active {
  transform: translateY(-1px);
  box-shadow: 0 3px 10px rgba(108, 92, 231, 0.3);
}

.title {
  width: 100%;
  text-align: center;
  margin: 0;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-fill-color: transparent;
}

.theme-toggle {
  position: absolute;
  top: 10px;
  right: 10px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 24px;
  color: var(--text-primary);
  transition: transform 0.3s ease;
  z-index: 10;
}

.theme-toggle:hover {
  transform: rotate(30deg);
}

@media (max-width: 768px) {
  .header-top {
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
    padding-top: 50px;
  }
  
  .back-button {
    position: static;
    margin-bottom: 10px;
  }
  
  .title {
    font-size: 2rem;
  }
}