/* === Reset CSS === */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* === Variables globales === */
:root {
  --accent: #8b5cf6;
  --accent-hover: #7c3aed;
  --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
  --accent-secondary: #8b5cf640;
  --text-primary: #fdfdfd;
  --text-secondary: #cbd5e1;
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-dark: #0f172a;
  --border-color: #334155;
  --shadow-color: rgba(139, 92, 246, 0.3);
}

/* === Corps de page === */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(90deg, #8b5cf6 0%, #7c3aed 50%, #3b82f6 100%);
  color: var(--text-primary);
  line-height: 1.6;
}

/* === Liens === */
a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.3s ease;
  font-size: 1.25rem;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* === Section bienvenue (hero) === */
section.bg-dark {
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

/* Titre principal */
section.bg-dark h1.display-4 {
  padding: 1rem 0;
  font-weight: 800;
  margin-bottom: 1rem;
  font-size: 3.5rem;
  color: white;
}

/* La phrase après le bienvenue */
section.bg-dark p.lead {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: var(--text-secondary);
}

/* === Bouton principal === */
.btn-primary {
  background: var(--accent);
  border: none;
  padding: 1rem 2.5rem;
  font-weight: 600;
  font-size: 1rem;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  transition: all 0.2s ease;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
  color: #fff;
}

/* === Formulaire de recherche === */
.search-container {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.search-container .form-control,
.search-container .form-select {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  height: 48px;
  transition: all 0.3s ease;
}

.search-container .form-control:focus,
.search-container .form-select:focus {
  background: var(--bg-primary);
  border-color: var(--accent);
  box-shadow: 0 0 0 0.2rem var(--accent-secondary);
  color: var(--text-primary);
  outline: none;
}

.search-container .form-control::placeholder {
  color: var(--text-secondary);
  opacity: 0.8;
}

.search-container .form-select option {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.search-container .btn-primary {
  height: 48px;
  min-width: 120px;
  padding: 0 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
}

/* === Titre de la section albums === */
.container > .text-center > h2 {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

/* === Espacement général === */
main {
  margin-bottom: 4rem; /* Espace au-dessus du footer */
}

/* === Cards albums === */
.card {
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--accent);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  transition: all 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.card-img-top {
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  object-fit: cover;
  height: 200px;
  width: 100%;
  color: var(--text-primary);
}

/* Card body */
.card-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1rem;
  color: var(--text-primary);
}

.card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.card-text {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  flex-grow: 1;
}

/* === Bouton "voir détails" === */
.btn-outline-primary {
  border: 1px solid var(--accent);
  color: var(--accent);
  font-weight: 500;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.btn-outline-primary:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-1px);
}

/* === Footer === */
.site-footer {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-color);
}

.site-footer h3,
.site-footer h4 {
  color: var(--text-primary);
  font-weight: 700;
  margin-bottom: 1rem;
}

.site-footer p,
.site-footer li {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.site-footer a {
  color: var(--accent);
  transition: color 0.3s ease;
}

.site-footer a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.footer-social .social-icons {
  display: flex;
  gap: 0.75rem;
}

.footer-social .social-icons a {
  font-size: 1.25rem;
  color: var(--accent);
  transition: transform 0.3s ease;
}

.footer-social .social-icons a:hover {
  transform: scale(1.2);
  color: var(--accent-hover);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  margin-top: 2rem;
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* === Admin (liste des albums) === */
.table-warning {
  background-color: #fff3cd !important;
  border-left: 4px solid #ffc107;
}

.btn-sm {
  font-size: 0.8rem;
}

.img-thumbnail {
  border-radius: 8px;
  transition: transform 0.2s;
}

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

.alert {
  border-radius: 10px;
  border: none;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.table {
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  overflow: hidden;
}

/* === Responsive === */
@media (max-width: 768px) {
  section.bg-dark {
    padding: 3rem 1rem;
  }

  .card-img-top {
    height: 180px;
  }

  /* Corrections spécifiques pour le formulaire de recherche sur tablette */
  .search-container {
    padding: 1.25rem;
  }

  .search-container .form-control,
  .search-container .form-select,
  .search-container .btn-primary {
    height: 50px;
    font-size: 1rem;
  }
}

@media (max-width: 576px) {
  section.bg-dark h1.display-4 {
    font-size: 2.5rem;
  }

  section.bg-dark p.lead {
    font-size: 1.1rem;
  }

  .card-img-top {
    height: 160px;
  }

  .btn-primary {
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
  }

  /* Corrections spécifiques pour le formulaire de recherche sur mobile */
  .search-container {
    padding: 1rem;
    margin-bottom: 1.5rem;
  }

  .search-container .row {
    gap: 0.75rem;
  }

  .search-container .form-control,
  .search-container .form-select {
    height: 52px;
    font-size: 1rem;
    padding: 0.875rem 1rem;
  }

  .search-container .btn-primary {
    height: 52px;
    width: 100% !important;
    min-width: unset;
    font-size: 1rem;
    font-weight: 600;
    padding: 0 1rem;
  }

  /* Masquer le texte du bouton sur très petits écrans, garder seulement l'icône */
  .search-container .btn-primary .btn-text {
    display: none;
  }
}

@media (max-width: 480px) {
  section.bg-dark h1.display-4 {
    font-size: 2rem;
  }

  section.bg-dark p.lead {
    font-size: 1rem;
  }

  .card-img-top {
    height: 150px;
  }

  .search-container {
    padding: 0.875rem;
  }

  .search-container .form-control,
  .search-container .form-select,
  .search-container .btn-primary {
    height: 48px;
    font-size: 0.95rem;
  }
}