/* ============================================================
   realisations.css — Styles spécifiques à la page Réalisations
   ============================================================ */

.realisations-main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* ========== HERO ========== */
.realisations-hero {
  position: relative;
  padding: 4rem 0;
  background-color: #fff;
  border-bottom: 1px solid var(--clr-outline-variant);
  overflow: hidden;
}

.blueprint-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--clr-outline-variant) 1px, transparent 1px),
    linear-gradient(90deg, var(--clr-outline-variant) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: .2;
  pointer-events: none;
}

.hero-flex {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (min-width: 768px) {
  .hero-flex {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.hero-text-col {
  max-width: 42rem;
}

.hero-label {
  display: block;
  font-family: var(--ff-label);
  font-size: .75rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--clr-secondary);
  margin-bottom: 1rem;
}

.hero-title {
  font-family: var(--ff-display);
  font-size: clamp(2.25rem, 5vw, 3rem);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--clr-primary);
  margin-bottom: 1.5rem;
}

.hero-desc {
  color: var(--clr-on-surface-variant);
  font-size: 1rem;
  line-height: 1.6;
}

/* Filtres */
.filters-container {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  padding-bottom: .5rem;
}

.filter-btn {
  padding: .5rem 1.5rem;
  font-family: var(--ff-label);
  font-size: .75rem;
  letter-spacing: .05em;
  font-weight: 500;
  border: 1px solid var(--clr-outline);
  background: transparent;
  color: var(--clr-on-surface-variant);
  transition: all 0.3s ease;
}

.filter-btn:hover {
  border-color: var(--clr-primary);
}

.filter-btn.active-filter {
  background-color: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}

/* ========== GALERIE ========== */
.gallery-section {
  padding: 3rem 0;
  background-color: var(--clr-surface);
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gutter);
}

@media (min-width: 768px) {
  .project-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .project-grid { grid-template-columns: repeat(3, 1fr); }
}

.project-card {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border: 1px solid var(--clr-outline-variant);
  background-color: #000;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.project-card.hidden-project {
  display: none;
}

.project-card.fade-out {
  opacity: 0;
  transform: scale(0.95);
  pointer-events: none;
}

.project-card.card-wide {
  aspect-ratio: 16/9;
}
@media (min-width: 768px) {
  .project-card.card-wide { grid-column: span 2; }
}

.project-card.card-full {
  aspect-ratio: 21/9;
}
@media (min-width: 1024px) {
  .project-card.card-full { grid-column: span 3; }
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-img {
  transform: scale(1.05);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 23, 54, 0.8);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  opacity: 1;
  transition: opacity 0.4s ease;
}

.project-card:hover .project-overlay {
  opacity: 0;
}

.project-cat {
  font-family: var(--ff-label);
  font-size: .75rem;
  letter-spacing: .05em;
  color: var(--clr-secondary-fixed);
  margin-bottom: .5rem;
}

.project-title {
  font-family: var(--ff-headline);
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1rem;
}

.project-link {
  display: none;
}

/* ========== CTA SECTION ========== */
.gallery-cta {
  background-color: var(--clr-primary);
  color: var(--clr-on-primary);
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.cta-bg-icon {
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  width: 33%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.05;
  pointer-events: none;
}

.cta-bg-icon .material-symbols-outlined {
  font-size: 300px !important;
  transform: rotate(12deg);
}

.gallery-cta-inner {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  position: relative;
  z-index: 10;
}

@media (min-width: 1024px) {
  .gallery-cta-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cta-left { max-width: 42rem; }

.cta-title {
  font-family: var(--ff-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.cta-desc {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-primary {
  background-color: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.6);
  font-family: var(--ff-label);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .05em;
  padding: 1rem 2rem;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  text-decoration: none;
}

.btn-primary:hover {
  background-color: rgba(255,255,255,0.1);
  border-color: #fff;
}

.btn-outline-white {
  border: 1px solid #fff;
  color: #fff;
  font-family: var(--ff-label);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .05em;
  padding: 1rem 2rem;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  transition: background 0.3s ease;
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
}

.cta-divider {
  display: none;
}

@media (min-width: 1024px) {
  .cta-divider {
    display: block;
    width: 1px;
    height: 16rem;
    background-color: rgba(255,255,255,0.2);
  }
}

.cta-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.cta-stat {
  text-align: center;
}
@media (min-width: 768px) {
  .cta-stat { text-align: left; }
}

.stat-val {
  font-family: var(--ff-headline);
  font-size: 2rem;
  font-weight: 600;
  color: var(--clr-secondary-container);
  margin-bottom: .25rem;
}

.stat-lbl {
  font-family: var(--ff-label);
  font-size: .75rem;
  letter-spacing: .05em;
  opacity: 0.6;
}

/* ============================================================
   LIGHTBOX MODAL & LAZY LOADING
   ============================================================ */

/* Style des cartes avec galerie */
.project-card[data-gallery] {
  cursor: pointer;
}

.project-card[data-gallery] .project-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem 1rem;
  background-color: var(--clr-primary);
  color: #fff;
  font-family: var(--ff-label);
  font-size: .75rem;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.project-card[data-gallery]:hover .project-link {
  background-color: #002b66;
  transform: translateY(-2px);
}

/* Modal Lightbox Overlay */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s ease;
  pointer-events: none;
}

.lightbox-modal.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 15, 35, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Modal Content Container */
.lightbox-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  width: 94%;
  max-width: 1200px;
  height: 92vh;
  margin: auto;
  padding: 1.25rem;
  color: #ffffff;
}

/* Header */
.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.lightbox-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.lightbox-badge {
  font-family: var(--ff-label);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--clr-secondary-fixed, #e8a838);
  font-weight: 700;
  text-transform: uppercase;
}

.lightbox-title {
  font-family: var(--ff-headline);
  font-size: 1.25rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0;
  text-transform: capitalize;
}

.lightbox-counter {
  font-family: var(--ff-mono, monospace);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.65);
}

.lightbox-close-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.lightbox-close-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.08);
  border-color: #ffffff;
}

/* Stage Area (Image Viewer + Arrows) */
.lightbox-stage {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  margin: 1rem 0;
  user-select: none;
}

.lightbox-nav-btn {
  position: absolute;
  z-index: 25;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.lightbox-nav-btn.prev { left: 0.5rem; }
.lightbox-nav-btn.next { right: 0.5rem; }

.lightbox-nav-btn:hover {
  background: rgba(0, 23, 54, 0.95);
  border-color: var(--clr-secondary-fixed, #e8a838);
  color: var(--clr-secondary-fixed, #e8a838);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-nav-btn .material-symbols-outlined {
  font-size: 30px;
}

/* Image Wrapper & Loading Animation */
.lightbox-img-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.lightbox-img.loaded {
  opacity: 1;
  transform: scale(1);
}

.lightbox-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.lightbox-loader.active {
  opacity: 1;
}

.spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--clr-secondary-fixed, #e8a838);
  border-radius: 50%;
  animation: lightbox-spin 0.8s linear infinite;
}

@keyframes lightbox-spin {
  to { transform: rotate(360deg); }
}

/* Thumbnails Track */
.lightbox-thumbnails-wrapper {
  height: 75px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: auto;
  padding: 0.25rem 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.3) transparent;
}

.lightbox-thumbnails {
  display: flex;
  gap: 0.6rem;
  padding: 0 0.5rem;
}

.lightbox-thumb {
  width: 68px;
  height: 48px;
  object-fit: cover;
  border-radius: 4px;
  cursor: pointer;
  opacity: 0.45;
  border: 2px solid transparent;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.lightbox-thumb:hover {
  opacity: 0.85;
}

.lightbox-thumb.active {
  opacity: 1;
  border-color: var(--clr-secondary-fixed, #e8a838);
  transform: scale(1.06);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* Responsive adjust */
@media (min-width: 768px) {
  .lightbox-nav-btn.prev { left: 1.5rem; }
  .lightbox-nav-btn.next { right: 1.5rem; }
  .lightbox-content { padding: 1.75rem; }
}