@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=DM+Sans:wght@300;400;500;600&display=swap");

:root {
  --indigo-900: #1e1b4b;
  --indigo-800: #312e81;
  --indigo-700: #3730a3;
  --indigo-600: #4338ca;
  --indigo-500: #6366f1;
  --indigo-400: #818cf8;
  --indigo-300: #a5b4fc;
  --indigo-200: #c7d2fe;
  --indigo-100: #e0e7ff;
  --indigo-50: #eef2ff;
  --blanc: #ffffff;
  --gris-50: #f8fafc;
  --gris-100: #f1f5f9;
  --gris-200: #e2e8f0;
  --gris-400: #94a3b8;
  --gris-600: #475569;
  --gris-800: #1e293b;
  --or: #f59e0b;
  --or-clair: #fef3c7;
  --rouge: #ef4444;
  --vert: #10b981;
  --ombre-lg: 0 20px 60px rgba(67, 56, 202, 0.13);
  --ombre-md: 0 8px 24px rgba(67, 56, 202, 0.1);
  --ombre-sm: 0 2px 8px rgba(67, 56, 202, 0.07);
  --rayon: 14px;
  --rayon-lg: 20px;
  --rayon-xl: 28px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "DM Sans", sans-serif;
  background: var(--gris-50);
  color: var(--gris-800);
  line-height: 1.7;
  font-size: 16px;
}

h1,
h2,
h3,
h4 {
  font-family: "Playfair Display", serif;
  line-height: 1.25;
}
h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
}
h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}
h3 {
  font-size: 1.2rem;
}
h4 {
  font-size: 1rem;
}

a {
  color: var(--indigo-600);
  text-decoration: none;
}
a:hover {
  color: var(--indigo-800);
}
ul {
  list-style: none;
}
img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-pad {
  padding: 5rem 0;
}

/* ═══════════════════════════════════
   EN-TÊTE
═══════════════════════════════════ */
#entete {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--indigo-900);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}

#entete .container {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: "Playfair Display", serif;
  font-size: 1.25rem;
  color: var(--blanc);
  white-space: nowrap;
  font-weight: 700;
}
.logo i {
  color: var(--indigo-300);
  font-size: 1.4rem;
}
.logo em {
  color: var(--indigo-300);
  font-style: italic;
}

.picture {
  height: 44px;
  width: auto;
  border-radius: 8px;
  object-fit: contain;
}

#nav-principal {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
}
#nav-principal a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  transition: all 0.2s;
}
#nav-principal a:hover,
#nav-principal a.actif {
  color: var(--blanc);
  background: rgba(255, 255, 255, 0.12);
}
#nav-principal a.actif {
  background: var(--indigo-600);
  color: var(--blanc);
}

.nav-actions {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--blanc);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 0.4rem;
}

/* ═══════════════════════════════════
   BOUTONS
═══════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.2rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: "DM Sans", sans-serif;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.25s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primaire {
  background: var(--indigo-600);
  color: var(--blanc);
  border-color: var(--indigo-600);
}
.btn-primaire:hover {
  background: var(--indigo-700);
  border-color: var(--indigo-700);
  color: var(--blanc);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}
.btn-or {
  background: var(--or);
  color: var(--blanc);
  border-color: var(--or);
}
.btn-or:hover {
  background: #d97706;
  border-color: #d97706;
  color: var(--blanc);
  transform: translateY(-2px);
}
.btn-contour-blanc {
  background: transparent;
  color: var(--blanc);
  border-color: rgba(255, 255, 255, 0.45);
}
.btn-contour-blanc:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--blanc);
}
.btn-contour {
  background: transparent;
  color: var(--indigo-700);
  border-color: var(--indigo-200);
}
.btn-contour:hover {
  background: var(--indigo-50);
  border-color: var(--indigo-400);
}
.btn-plein-largeur {
  width: 100%;
  justify-content: center;
}

/* ═══════════════════════════════════
   TAG / BADGE
═══════════════════════════════════ */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--indigo-100);
  color: var(--indigo-700);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border-radius: 50px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════
   SECTION TITRE
═══════════════════════════════════ */
.section-titre {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-titre h2 {
  margin: 0.7rem 0 0.5rem;
}
.section-titre p {
  color: var(--gris-600);
  max-width: 580px;
  margin: 0 auto;
}
.trait-indigo {
  width: 52px;
  height: 4px;
  background: linear-gradient(90deg, var(--indigo-500), var(--indigo-300));
  border-radius: 4px;
  margin: 0.8rem auto;
}

/* ═══════════════════════════════════
   HERO
═══════════════════════════════════ */
.hero {
  background: linear-gradient(
    135deg,
    var(--indigo-900) 0%,
    var(--indigo-700) 60%,
    var(--indigo-500) 100%
  );
  position: relative;
  overflow: hidden;
  padding: 5.5rem 0 4rem;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 80% 60% at 70% 50%,
      rgba(129, 140, 248, 0.15) 0%,
      transparent 70%
    ),
    radial-gradient(
      circle at 20% 80%,
      rgba(99, 102, 241, 0.2) 0%,
      transparent 50%
    );
  pointer-events: none;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}
.hero-contenu {
  color: var(--blanc);
}
.hero-contenu .tag {
  background: rgba(255, 255, 255, 0.15);
  color: var(--indigo-200);
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: 1.2rem;
}
.hero-titre {
  color: var(--blanc);
  margin: 1rem 0;
  line-height: 1.15;
}
.hero-titre em {
  color: var(--indigo-300);
  font-style: italic;
}
.hero-sous-titre {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.05rem;
  margin-bottom: 2rem;
  max-width: 440px;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visuel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  position: relative;
}
.hero-livre {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--rayon-lg);
  padding: 1.2rem;
  text-align: center;
  color: var(--blanc);
  transition: transform 0.3s;
}
.hero-livre:hover {
  transform: translateY(-4px);
}
.hero-livre img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 0.7rem;
}
.hero-livre-titre {
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.3;
}
.hero-livre-auteur {
  font-size: 0.72rem;
  color: var(--indigo-300);
  margin-top: 0.2rem;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
}
.stat-item {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--rayon);
  padding: 1.2rem 1.6rem;
  text-align: center;
  color: var(--blanc);
}
.stat-nombre {
  display: block;
  font-family: "Playfair Display", serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--indigo-300);
  line-height: 1;
}
.stat-libelle {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.3rem;
  display: block;
}

/* ═══════════════════════════════════
   CATÉGORIES
═══════════════════════════════════ */
.grille-categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.2rem;
}
.carte-categorie {
  background: var(--blanc);
  border: 2px solid var(--gris-200);
  border-radius: var(--rayon-lg);
  padding: 1.8rem 1.4rem;
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
  display: block;
  color: var(--gris-800);
}
.carte-categorie:hover {
  border-color: var(--indigo-400);
  transform: translateY(-5px);
  box-shadow: var(--ombre-lg);
  color: var(--indigo-700);
}
.carte-categorie i {
  font-size: 2rem;
  color: var(--indigo-500);
  margin-bottom: 0.8rem;
  display: block;
}
.carte-categorie h3 {
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}
.carte-categorie p {
  font-size: 0.8rem;
  color: var(--gris-400);
}

/* ═══════════════════════════════════
   CARTES LIVRES
═══════════════════════════════════ */
.grille-livres {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
}
.carte-livre {
  background: var(--blanc);
  border-radius: var(--rayon-lg);
  overflow: hidden;
  border: 1px solid var(--gris-200);
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}
.carte-livre:hover {
  transform: translateY(-6px);
  box-shadow: var(--ombre-lg);
  border-color: var(--indigo-200);
}
.carte-livre-couverture {
  height: 200px;
  overflow: hidden;
  position: relative;
  background: var(--indigo-100);
}
.carte-livre-couverture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.carte-livre:hover .carte-livre-couverture img {
  transform: scale(1.05);
}
.badge-numerique {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  background: var(--indigo-600);
  color: var(--blanc);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.badge-stock-limite {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  background: #f97316;
  color: var(--blanc);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 50px;
}
.emoji-couverture {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  background: linear-gradient(135deg, var(--indigo-100), var(--indigo-200));
}
.carte-livre-corps {
  padding: 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.livre-categorie {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--indigo-500);
  font-weight: 700;
  margin-bottom: 0.35rem;
}
.livre-titre {
  font-family: "Playfair Display", serif;
  font-size: 0.95rem;
  line-height: 1.35;
  margin-bottom: 0.25rem;
  color: var(--gris-800);
  font-weight: 600;
}
.livre-auteur {
  font-size: 0.8rem;
  color: var(--gris-600);
  margin-bottom: 0.5rem;
}
.livre-etoiles {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-bottom: 0.6rem;
}
.livre-etoiles .etoile {
  color: #d1d5db;
  font-size: 0.85rem;
  cursor: pointer;
  transition: color 0.15s;
}
.livre-etoiles .etoile.active {
  color: var(--or);
}
.livre-etoiles .note-texte {
  font-size: 0.72rem;
  color: var(--gris-400);
  margin-left: 0.2rem;
}
.livre-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--gris-100);
}
.livre-prix {
  font-weight: 700;
  color: var(--indigo-700);
  font-size: 0.95rem;
}
.livre-duree {
  font-size: 0.72rem;
  color: var(--gris-400);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.livre-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  padding: 0.8rem 1rem 1rem;
}
.btn-emprunter {
  background: var(--indigo-600);
  color: var(--blanc);
  border: none;
  border-radius: 8px;
  padding: 0.5rem 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  transition: all 0.2s;
  font-family: "DM Sans", sans-serif;
}
.btn-emprunter:hover {
  background: var(--indigo-700);
  transform: translateY(-1px);
}
.btn-favori {
  background: var(--indigo-50);
  color: var(--indigo-600);
  border: 1px solid var(--indigo-200);
  border-radius: 8px;
  padding: 0.5rem;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.btn-favori:hover,
.btn-favori.actif {
  background: #fee2e2;
  color: var(--rouge);
  border-color: #fca5a5;
}

/* ═══════════════════════════════════
   AVANTAGES / INFOS
═══════════════════════════════════ */
.grille-info {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}
.carte-info {
  background: var(--blanc);
  border: 1px solid var(--gris-200);
  border-radius: var(--rayon-lg);
  padding: 2rem 1.6rem;
  text-align: center;
  transition: all 0.3s;
}
.carte-info:hover {
  border-color: var(--indigo-300);
  box-shadow: var(--ombre-md);
  transform: translateY(-4px);
}
.carte-info i {
  font-size: 2rem;
  color: var(--indigo-500);
  margin-bottom: 1rem;
  display: block;
}
.carte-info h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}
.carte-info p {
  font-size: 0.88rem;
  color: var(--gris-600);
}

/* ═══════════════════════════════════
   CITATION
═══════════════════════════════════ */
.citation {
  background: linear-gradient(135deg, var(--indigo-900), var(--indigo-700));
  padding: 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.citation::before {
  content: '"';
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 18rem;
  font-family: "Playfair Display", serif;
  color: rgba(255, 255, 255, 0.04);
  line-height: 1;
  pointer-events: none;
}
.citation blockquote {
  font-family: "Playfair Display", serif;
  font-size: clamp(1.2rem, 3vw, 1.9rem);
  font-style: italic;
  color: var(--blanc);
  max-width: 680px;
  margin: 0 auto 0.8rem;
  position: relative;
}
.citation cite {
  color: var(--indigo-300);
  font-size: 0.9rem;
}

/* ═══════════════════════════════════
   FIL D'ARIANE
═══════════════════════════════════ */
.fil-ariane {
  background: var(--blanc);
  border-bottom: 1px solid var(--gris-200);
  padding: 0.7rem 0;
}
.fil-ariane .container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--gris-600);
}
.fil-ariane a {
  color: var(--indigo-600);
}
.fil-ariane span {
  color: var(--gris-400);
}

/* ═══════════════════════════════════
   CATALOGUE
═══════════════════════════════════ */
.catalogue-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2.5rem;
  padding-top: 2rem;
  padding-bottom: 3rem;
  align-items: start;
}

.filtres {
  background: var(--blanc);
  border-radius: var(--rayon-lg);
  padding: 1.6rem;
  border: 1px solid var(--gris-200);
  position: sticky;
  top: 80px;
}
.filtres h3 {
  font-size: 1rem;
  color: var(--indigo-800);
  margin-bottom: 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.groupe-filtre {
  margin-bottom: 1.6rem;
}
.groupe-filtre h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gris-600);
  font-weight: 600;
  margin-bottom: 0.75rem;
  font-family: "DM Sans", sans-serif;
}
.option-filtre {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--gris-800);
  cursor: pointer;
  padding: 0.3rem 0;
}
.option-filtre input[type="checkbox"] {
  accent-color: var(--indigo-600);
  width: 15px;
  height: 15px;
}
.curseur-prix {
  width: 100%;
  accent-color: var(--indigo-600);
  margin-bottom: 0.5rem;
}
.prix-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--gris-600);
}

.barre-catalogue {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
  background: var(--blanc);
  border-radius: var(--rayon-lg);
  padding: 1.2rem 1.4rem;
  border: 1px solid var(--gris-200);
}
.barre-catalogue h2 {
  font-size: 1.15rem;
  margin: 0;
}
.barre-catalogue .resultats {
  font-size: 0.8rem;
  color: var(--gris-400);
  margin: 0;
}
.recherche-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--gris-50);
  border: 1px solid var(--gris-200);
  border-radius: 50px;
  padding: 0.5rem 1rem;
  flex: 1;
  min-width: 200px;
}
.recherche-bar i {
  color: var(--gris-400);
  font-size: 0.9rem;
}
.recherche-bar input {
  border: none;
  background: none;
  outline: none;
  font-size: 0.9rem;
  width: 100%;
  color: var(--gris-800);
  font-family: "DM Sans", sans-serif;
}
.tri-select {
  border: 1px solid var(--gris-200);
  border-radius: 8px;
  padding: 0.5rem 0.8rem;
  font-size: 0.85rem;
  color: var(--gris-800);
  background: var(--gris-50);
  cursor: pointer;
  font-family: "DM Sans", sans-serif;
  outline: none;
}

.filtres-categorie {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
}
.btn-categorie {
  padding: 0.35rem 0.9rem;
  border-radius: 50px;
  border: 1.5px solid var(--gris-200);
  background: var(--blanc);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gris-600);
  cursor: pointer;
  transition: all 0.2s;
  font-family: "DM Sans", sans-serif;
}
.btn-categorie:hover,
.btn-categorie.actif {
  background: var(--indigo-600);
  border-color: var(--indigo-600);
  color: var(--blanc);
}

.carte-panier {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--indigo-800);
  color: var(--blanc);
  border-radius: var(--rayon-xl);
  padding: 1rem 1.4rem;
  max-width: 340px;
  box-shadow: var(--ombre-lg);
  z-index: 90;
  border: 1px solid var(--indigo-600);
  display: none;
  min-width: 260px;
}
.carte-panier.visible {
  display: block;
}
.panier-titre {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.panier-liste {
  font-size: 0.8rem;
  margin-bottom: 0.8rem;
}
.panier-item {
  display: flex;
  justify-content: space-between;
  padding: 0.3rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.panier-total {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.8rem;
}
.panier-duree {
  font-size: 0.75rem;
  color: var(--indigo-300);
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* ═══════════════════════════════════
   MODAL LIVRE
═══════════════════════════════════ */
.fond-modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 30, 0.7);
  backdrop-filter: blur(6px);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.fond-modal.ouvert {
  display: flex;
}
.modal-livre {
  background: var(--blanc);
  border-radius: var(--rayon-xl);
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.35);
  animation: apparaitre 0.3s ease;
}
@keyframes apparaitre {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.modal-entete {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0;
}
.modal-couverture {
  height: 280px;
  border-radius: var(--rayon-xl) 0 0 0;
  overflow: hidden;
  background: var(--indigo-100);
}
.modal-couverture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.modal-info {
  padding: 1.8rem;
  background: linear-gradient(135deg, var(--indigo-900), var(--indigo-700));
  border-radius: 0 var(--rayon-xl) 0 0;
  color: var(--blanc);
}
.modal-categorie {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--indigo-300);
  margin-bottom: 0.5rem;
}
.modal-titre {
  font-size: 1.5rem;
  color: var(--blanc);
  margin-bottom: 0.4rem;
}
.modal-auteur {
  color: var(--indigo-200);
  margin-bottom: 1rem;
}
.modal-etoiles {
  margin-bottom: 1rem;
}
.modal-corps {
  padding: 1.8rem;
}
.modal-meta-grille {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.modal-meta-item {
  background: var(--indigo-50);
  border-radius: var(--rayon);
  padding: 0.9rem;
  text-align: center;
}
.modal-meta-val {
  font-weight: 700;
  color: var(--indigo-700);
  font-size: 1rem;
  display: block;
}
.modal-meta-label {
  font-size: 0.72rem;
  color: var(--gris-600);
  margin-top: 0.2rem;
  display: block;
}
.modal-description {
  font-size: 0.9rem;
  color: var(--gris-600);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}
.modal-fermer {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: var(--blanc);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.modal-fermer:hover {
  background: rgba(255, 255, 255, 0.3);
}
.modal-info {
  position: relative;
}

/* ═══════════════════════════════════
   FORMULAIRES AUTH
═══════════════════════════════════ */
.page-auth {
  min-height: calc(100vh - 140px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  background: linear-gradient(
    135deg,
    var(--indigo-900) 0%,
    var(--indigo-700) 100%
  );
}
.carte-auth {
  background: var(--blanc);
  border-radius: var(--rayon-xl);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--ombre-lg);
  overflow: hidden;
}
.auth-entete {
  background: linear-gradient(135deg, var(--indigo-900), var(--indigo-600));
  padding: 2.5rem 2rem 2rem;
  text-align: center;
  color: var(--blanc);
}
.auth-entete i {
  font-size: 2.5rem;
  color: var(--indigo-300);
  margin-bottom: 0.8rem;
}
.auth-entete h1 {
  color: var(--blanc);
  font-size: 1.9rem;
  margin-bottom: 0.4rem;
}
.auth-entete p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}
.auth-corps {
  padding: 2rem;
}

.groupe-champ {
  margin-bottom: 1.2rem;
}
.groupe-champ label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--gris-800);
  margin-bottom: 0.45rem;
}
.groupe-champ input,
.groupe-champ select,
.groupe-champ textarea {
  width: 100%;
  border: 1.5px solid var(--gris-200);
  border-radius: 10px;
  padding: 0.7rem 1rem;
  font-size: 0.9rem;
  color: var(--gris-800);
  background: var(--gris-50);
  transition: border-color 0.2s;
  font-family: "DM Sans", sans-serif;
  outline: none;
}
.groupe-champ input:focus,
.groupe-champ select:focus,
.groupe-champ textarea:focus {
  border-color: var(--indigo-400);
  background: var(--blanc);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}
.groupe-champ textarea {
  resize: vertical;
  min-height: 100px;
}

.separateur {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.8rem;
  color: var(--gris-400);
  margin: 1.2rem 0;
}
.separateur::before,
.separateur::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--gris-200);
}
.lien-bascule {
  text-align: center;
  font-size: 0.88rem;
  color: var(--gris-600);
  margin-top: 1.2rem;
}
.lien-bascule a {
  color: var(--indigo-600);
  font-weight: 600;
}
.mdp-oublie {
  text-align: right;
  margin-bottom: 1rem;
  font-size: 0.82rem;
}
.mdp-oublie a {
  color: var(--indigo-600);
}
.grille-form-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ═══════════════════════════════════
   CONTACT
═══════════════════════════════════ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 2.5rem;
  padding: 3rem 0;
  align-items: start;
}
.info-contact h2 {
  margin-bottom: 1rem;
}
.bloc-contact {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.bloc-contact .icone {
  width: 44px;
  height: 44px;
  background: var(--indigo-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--indigo-600);
  flex-shrink: 0;
}
.bloc-contact h4 {
  font-size: 0.85rem;
  color: var(--gris-600);
  margin-bottom: 0.2rem;
  font-family: "DM Sans", sans-serif;
}
.bloc-contact p {
  font-size: 0.9rem;
}
.carte-contact-form {
  background: var(--blanc);
  border: 1px solid var(--gris-200);
  border-radius: var(--rayon-xl);
  padding: 2rem;
}
.carte-contact-form h3 {
  margin-bottom: 1.5rem;
  font-size: 1.15rem;
}
.grille-form-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ═══════════════════════════════════
   PROFIL
═══════════════════════════════════ */
.profil-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  padding: 2rem 0 4rem;
  align-items: start;
}
.carte-profil-lateral {
  background: var(--blanc);
  border: 1px solid var(--gris-200);
  border-radius: var(--rayon-xl);
  padding: 1.8rem;
  text-align: center;
}
.avatar {
  width: 90px;
  height: 90px;
  background: linear-gradient(135deg, var(--indigo-600), var(--indigo-400));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  color: var(--blanc);
  margin: 0 auto 1rem;
  position: relative;
  border: 4px solid var(--blanc);
  box-shadow: 0 0 0 3px var(--indigo-200);
}
.avatar-modifier {
  position: absolute;
  bottom: -4px;
  right: -4px;
  width: 28px;
  height: 28px;
  background: var(--indigo-600);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  cursor: pointer;
  border: 2px solid var(--blanc);
  color: var(--blanc);
}
.nom-membre {
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
}
.email-membre {
  font-size: 0.82rem;
  color: var(--gris-600);
  margin-bottom: 0.8rem;
}
.badge-adhesion {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: var(--indigo-100);
  color: var(--indigo-700);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.35rem 0.9rem;
  border-radius: 50px;
  margin-bottom: 0.8rem;
}
.nav-profil {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  text-align: left;
  margin-top: 1.2rem;
}
.nav-profil a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.8rem;
  border-radius: 10px;
  font-size: 0.88rem;
  color: var(--gris-600);
  font-weight: 500;
  transition: all 0.2s;
}
.nav-profil a:hover,
.nav-profil a.actif {
  background: var(--indigo-50);
  color: var(--indigo-700);
}
.nav-profil a.actif {
  font-weight: 700;
}

.onglets {
  display: flex;
  gap: 0.4rem;
  background: var(--blanc);
  border: 1px solid var(--gris-200);
  border-radius: var(--rayon-lg);
  padding: 0.5rem;
  margin-bottom: 1.5rem;
}
.onglet-btn {
  flex: 1;
  padding: 0.55rem 0.8rem;
  border: none;
  background: none;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gris-600);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: "DM Sans", sans-serif;
}
.onglet-btn:hover {
  background: var(--gris-100);
}
.onglet-btn.actif {
  background: var(--indigo-600);
  color: var(--blanc);
}
.onglet-contenu {
  display: none;
}
.onglet-contenu.actif {
  display: block;
}

.item-emprunt {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--blanc);
  border: 1px solid var(--gris-200);
  border-radius: var(--rayon-lg);
  padding: 1.2rem;
  margin-bottom: 0.8rem;
  transition: border-color 0.2s;
}
.item-emprunt:hover {
  border-color: var(--indigo-200);
}
.emprunt-couverture {
  width: 54px;
  height: 70px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--blanc);
  flex-shrink: 0;
  overflow: hidden;
}
.emprunt-couverture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.emprunt-info {
  flex: 1;
}
.emprunt-titre {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
}
.emprunt-auteur {
  font-size: 0.8rem;
  color: var(--gris-600);
  margin-bottom: 0.4rem;
}
.emprunt-dates {
  font-size: 0.75rem;
  color: var(--gris-400);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.statut {
  padding: 0.35rem 0.8rem;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  white-space: nowrap;
}
.statut-attente {
  background: #fef3c7;
  color: #b45309;
}
.statut-en-cours {
  background: var(--indigo-100);
  color: var(--indigo-700);
}
.statut-retourne {
  background: #d1fae5;
  color: #065f46;
}
.statut-retard {
  background: #fee2e2;
  color: #dc2626;
}

/* ═══════════════════════════════════
   PIED DE PAGE
═══════════════════════════════════ */
#pied {
  background: var(--indigo-900);
  color: rgba(255, 255, 255, 0.75);
  padding: 3.5rem 0 1.5rem;
  margin-top: 4rem;
}
.pied-grille {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
#pied h4 {
  color: var(--blanc);
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 1rem;
  font-family: "DM Sans", sans-serif;
}
#pied ul li {
  margin-bottom: 0.5rem;
}
#pied ul li a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.88rem;
  transition: color 0.2s;
}
#pied ul li a:hover {
  color: var(--indigo-300);
}
#pied ul li {
  font-size: 0.88rem;
}
.pied-bas {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
}
.reseaux {
  display: flex;
  gap: 0.6rem;
}
.reseaux a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.reseaux a:hover {
  background: var(--indigo-600);
  color: var(--blanc);
  border-color: var(--indigo-600);
}

/* ═══════════════════════════════════
   TOAST
═══════════════════════════════════ */
.notification-toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--indigo-800);
  color: var(--blanc);
  padding: 0.9rem 1.4rem;
  border-radius: var(--rayon);
  z-index: 999;
  animation: glisserToast 0.35s ease;
  box-shadow: var(--ombre-lg);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  max-width: 360px;
  border-left: 4px solid var(--indigo-400);
}
.notification-toast.erreur {
  background: #450a0a;
  border-left-color: var(--rouge);
}
.notification-toast.info {
  background: #1e3a5f;
  border-left-color: #38bdf8;
}
.notification-toast.succes {
  background: #052e16;
  border-left-color: var(--vert);
}
@keyframes glisserToast {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ═══════════════════════════════════
   TEXTE CENTRÉ
═══════════════════════════════════ */
.text-center {
  text-align: center;
}

/* ═══════════════════════════════════
   RESPONSIVE
═══════════════════════════════════ */
@media (max-width: 1024px) {
  .catalogue-layout {
    grid-template-columns: 1fr;
  }
  .filtres {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
  }
  .groupe-filtre {
    flex: 1 1 180px;
    margin-bottom: 0;
  }
  .hero .container {
    grid-template-columns: 1fr;
  }
  .hero-visuel {
    display: none;
  }
  .pied-grille {
    grid-template-columns: 1fr 1fr;
  }
  .profil-layout {
    grid-template-columns: 1fr;
  }
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .modal-entete {
    grid-template-columns: 1fr;
  }
  .modal-couverture {
    border-radius: var(--rayon-xl) var(--rayon-xl) 0 0;
    height: 200px;
  }
  .modal-info {
    border-radius: 0;
  }
}
@media (max-width: 768px) {
  #nav-principal {
    display: none;
  }
  #nav-principal.ouvert {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--indigo-900);
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 200;
  }
  .menu-toggle {
    display: block;
  }
  #entete {
    position: sticky;
  }
  #entete .container {
    flex-wrap: wrap;
    position: relative;
  }
  .pied-grille {
    grid-template-columns: 1fr;
  }
  .grille-form-2 {
    grid-template-columns: 1fr;
  }
  .modal-meta-grille {
    grid-template-columns: 1fr 1fr;
  }
  .onglets {
    overflow-x: auto;
  }
  .onglet-btn {
    font-size: 0.72rem;
    padding: 0.5rem 0.5rem;
  }
}