/* ==========================================================================
   PAGE REALISATIONS (PORTFOLIO) - HOMME BLEU
   Respect strict de la direction artistique Figma & LP4 (0% AI slop)
   Fond #090909, Cartes 16:9, Rayon 12px, Filtres discrets.
   ========================================================================== */

/* --- Section principale (marges confortables et cadrage optimal sur desktop) --- */
.section-realisations {
  padding-top: 36px;
  padding-bottom: 64px;
  background-color: var(--bg-page);
}

/* Securite absolue : affichage immediat de la grille et des filtres sans ecran noir */
.section-realisations .reveal-on-scroll,
.realisations-header,
.realisations-filters,
.realisations-grid,
.realisations-grid.grid-cols-4,
.realisations-grid.grid-cols-3 {
  opacity: 1 !important;
  transform: none !important;
  visibility: visible !important;
}

/* Conteneur avec marges laterales confortables sur grand ecran pour une lisibilite parfaite */
.realisations-container {
  display: flex;
  flex-direction: column;
  max-width: 1240px;
  width: 100%;
  margin: 0 auto;
  padding: 0 48px;
}

/* --- Header de la page --- */
.realisations-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 28px auto;
}

.realisations-title {
  font-size: 52px;
  font-weight: 600;
  line-height: 1.15;
  color: var(--text-white);
  letter-spacing: -0.02em;
}

.realisations-subtitle {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.55;
  color: var(--text-gray);
  margin-top: 14px;
}

/* --- Barre de filtres (Pills sobres) --- */
.realisations-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-dark-card);
  border: 1px solid var(--border-pill);
  color: var(--text-gray);
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.filter-btn:hover {
  background-color: #1f1f1f;
  border-color: #888888;
  color: var(--text-white);
}

.filter-btn:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* Filtre actif (fond clair identique a la DA) */
.filter-btn.is-active {
  background-color: var(--btn-primary-bg);
  border-color: transparent;
  color: var(--btn-primary-text);
  font-weight: 600;
}

.filter-btn.is-active:hover {
  background-color: #ffffff;
}

/* --- Wrapper de grille et fondu infini --- */
.realisations-grid-wrapper {
  position: relative;
  width: 100%;
}

/* Degrade noir qui monte depuis le bas pour masquer les limites des dernieres miniatures (effet infini) */
.realisations-fade-overlay {
  position: absolute;
  bottom: -2px;
  left: -2px;
  right: -2px;
  height: 170px;
  background: linear-gradient(
    to bottom,
    rgba(9, 9, 9, 0) 0%,
    rgba(9, 9, 9, 0.12) 20%,
    rgba(9, 9, 9, 0.45) 50%,
    rgba(9, 9, 9, 0.85) 75%,
    #090909 92%,
    #090909 100%
  );
  pointer-events: none;
  z-index: 5;
}

/* --- Grille de miniatures --- */
/* Par defaut pour "Tout" : 4 miniatures par ligne avec espacement elegant */
.realisations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  transition: opacity var(--transition-fast);
}

.realisations-grid.grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

/* Pour les categories individuelles (Podcast, E-commerce, Immobilier, IA, Divertissement) : 3 par ligne */
.realisations-grid.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

/* --- Carte de miniature --- */
.realisation-card {
  position: relative;
  border-radius: var(--radius-tile);
  overflow: hidden;
  background-color: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  aspect-ratio: 16 / 9;
  cursor: pointer;
  user-select: none;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.realisation-card:hover {
  transform: translateY(-3px);
  border-color: #555555;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.5);
}

.realisation-card:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* Masquage fluide lors du filtrage */
.realisation-card.is-hidden {
  display: none !important;
}

.realisation-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background-color: #111111;
  transition: transform var(--transition-normal);
}

.realisation-card:hover .realisation-img {
  transform: scale(1.02);
}

/* Indicateur subtil de zoom au survol */
.card-zoom-indicator {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: rgba(9, 9, 9, 0.75);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.85);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  pointer-events: none;
}

.realisation-card:hover .card-zoom-indicator {
  opacity: 1;
  transform: scale(1);
}

.card-zoom-indicator svg {
  width: 14px;
  height: 14px;
  stroke: var(--text-white);
}

/* --- Etat vide si une categorie n'a pas encore de miniatures --- */
.empty-filter-state {
  grid-column: 1 / -1;
  padding: 64px 32px;
  text-align: center;
  background-color: var(--bg-dark-card);
  border-radius: var(--radius-card);
  border: 1px solid var(--border-dark);
}

.empty-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 12px;
}

.empty-desc {
  font-size: 15px;
  color: var(--text-gray);
  max-width: 480px;
  margin: 0 auto 24px auto;
  line-height: 1.55;
}

/* --- LIGHTBOX (Plein ecran au clic, focus uniquement sur la miniature, sans texte en bas) --- */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background-color: rgba(9, 9, 9, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 60px 24px 30px 24px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.lightbox-modal.is-open {
  display: flex;
  opacity: 1;
}

.lightbox-container {
  position: relative;
  max-width: min(78vw, 1020px);
  max-height: 72vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 70vh;
  border-radius: var(--radius-tile);
  border: 1px solid var(--border-dark);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.95);
  object-fit: contain;
  display: block;
  user-select: none;
}

/* Bouton fermer */
.lightbox-close {
  position: absolute;
  top: -44px;
  right: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--bg-dark-card);
  border: 1px solid var(--border-pill);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  z-index: 10;
}

.lightbox-close:hover {
  background-color: #222222;
  border-color: var(--border-light);
  transform: scale(1.05);
}

.lightbox-close svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

/* Fleches de navigation Suivant / Precedent */
.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: rgba(22, 22, 22, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-pill);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  z-index: 10;
}

.lightbox-nav-btn:hover {
  background-color: #252525;
  border-color: var(--border-light);
  transform: translateY(-50%) scale(1.08);
}

.lightbox-prev {
  left: -64px;
}

.lightbox-next {
  right: -64px;
}

.lightbox-nav-btn svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

/* Verrouillage du scroll quand la lightbox est active */
body.lightbox-open {
  overflow: hidden !important;
}

/* Fleche bleue iconique pour le bouton vocal WhatsApp */
.btn-whatsapp-vocal .btn-arrow {
  stroke: var(--accent-arrow) !important;
}

.btn-whatsapp-vocal:hover .btn-arrow {
  stroke: var(--accent-arrow) !important;
  transform: translate(2px, -2px);
}

/* --- Responsive specifique realisations --- */
@media (max-width: 1200px) {
  .realisations-container {
    padding: 0 36px;
  }

  .realisations-grid,
  .realisations-grid.grid-cols-4 {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .lightbox-prev {
    left: 12px;
  }

  .lightbox-next {
    right: 12px;
  }
}

@media (max-width: 860px) {
  .realisations-container {
    padding: 0 24px;
  }

  .realisations-fade-overlay {
    height: 200px;
  }

  .realisations-grid,
  .realisations-grid.grid-cols-4,
  .realisations-grid.grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .realisations-title {
    font-size: 40px;
  }
}

@media (max-width: 768px) {
  .realisations-container {
    padding: 0 16px;
  }

  .lightbox-modal {
    padding: 20px 12px;
  }

  .lightbox-container {
    max-width: 95vw;
    max-height: 88vh;
  }

  .lightbox-img {
    max-height: 82vh;
  }
}

@media (max-width: 560px) {
  .realisations-grid,
  .realisations-grid.grid-cols-4,
  .realisations-grid.grid-cols-3 {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .realisations-fade-overlay {
    height: 220px;
  }

  .realisations-title {
    font-size: 32px;
  }

  .lightbox-nav-btn {
    display: none;
  }

  .lightbox-close {
    top: -44px;
    right: 4px;
  }
}