body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #000000, #8b0000);
  margin: 0;
  padding: 0;
}

/* Titre principal */
h1, h2 {
  text-align: center;
  color: #fff !important;
  margin-top: 20px;
  padding: 20px;
}

/* Scanner container */
#scanner-container {
  width: 100%;
  max-width: 600px;
  height: 300px;
  margin: 20px auto 10px auto;
  position: relative;
  border: 2px solid #ccc;
  border-radius: 10px;
  overflow: hidden;
  background: #000;
}

/* Résultat du code-barres */
#barcode-result {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.2em;
  color: #fff;
  padding: 15px;
}

#barcode-result .image-container {
  margin-bottom: 10px;
}

#barcode-result img {
  max-width: 100%;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  transition: opacity 0.5s ease-in-out;
}

#barcode-result .info {
  margin-top: 10px;
  color: #green;
}

/* Bouton ajout */
#add-to-collection-btn {
  padding: 10px 20px;
  font-size: 1em;
  background-color: #28a745;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#add-to-collection-btn:hover {
  background-color: #218838;
}

/* === Styles supplémentaires pour cartes, navbar, etc. === */
.card {
  background-color: rgba(0, 0, 0, 0.8);
  color: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
}

.card-img-top {
  border-radius: 10px;
  height: 250px;
  width: 200px;
  object-fit: cover;
  margin: 0 auto;
  display: block;
}

.card-body {
  padding: 10px;
  text-align: center;
}

.row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  margin: 0 auto;
}

.col-md-4 {
  margin-bottom: 20px;
}

.card-title {
  font-size: 1.25rem;
  font-weight: bold;
}

.card-text {
  font-size: 1rem;
}

.container {
  margin-top: 30px;
  margin-bottom: 50px;
}

.navbar {
  background: linear-gradient(135deg, #000000, #8b0000) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.5rem 1rem;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: bold;
  color: #fff !important;
  text-shadow: 0 0 5px rgba(255, 0, 0, 0.5);
}

.navbar-brand:hover {
  color: #ff4d4d !important;
}

.nav-link {
  color: #f8f9fa !important;
  font-size: 1.1rem;
  padding: 0.5rem 1rem;
  margin: 0 0.2rem;
  transition: all 0.3s ease;
}

.nav-link:hover {
  color: #ff4d4d !important;
  transform: translateY(-2px);
}

.nav-item.active .nav-link {
  color: #ff4d4d !important;
  font-weight: bold;
  border-bottom: 2px solid #ff4d4d;
}

.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.1);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(255, 255, 255, 0.8)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Menu mobile */
@media (max-width: 992px) {
  .navbar-collapse {
    background: linear-gradient(135deg, #000000, #8b0000);
    padding: 1rem;
    border-radius: 0 0 10px 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  }

  .nav-item {
    margin: 0.5rem 0;
  }
}