.realisations-section {
  padding: 60px 0 100px;
  background: rgba(5, 10, 20, 0.82);
}

/* ── FILTRES ───────────────────────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-btn {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 9px 20px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-body);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

/* ── GRILLE ────────────────────────────────────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ── CARD ──────────────────────────────────────────────────────────────────── */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}

/* ── VIGNETTE IMAGE ────────────────────────────────────────────────────────── */
.project-thumb {
  height: 260px;
  position: relative;
  overflow: hidden;
}

/* Fallback si image absente */
.project-thumb.cameras      { background: linear-gradient(135deg,#1a1f35,#0d1628); }
.project-thumb.construction { background: linear-gradient(135deg,#1a2a1a,#0d1f0d); }
.project-thumb.split        { background: linear-gradient(135deg,#1a2035,#0d1828); }
.project-thumb.menuiserie   { background: linear-gradient(135deg,#2a1f1a,#1f0d0d); }
.project-thumb.electricite  { background: linear-gradient(135deg,#241a35,#160d28); }

.thumb-fallback-icon {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-size: 3rem;
  opacity: 0;
  pointer-events: none;
  z-index: 0;
}
.project-thumb.cameras      .thumb-fallback-icon { color: var(--accent); }
.project-thumb.construction .thumb-fallback-icon { color: #34D399; }
.project-thumb.split        .thumb-fallback-icon { color: #60A5FA; }
.project-thumb.menuiserie   .thumb-fallback-icon { color: #FBBF24; }
.project-thumb.electricite  .thumb-fallback-icon { color: #A78BFA; }
.thumb-fallback .thumb-fallback-icon { opacity: 1; }
.thumb-fallback .project-thumb-overlay { opacity: 0; }

/* Image réelle avec zoom au survol */
.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.project-card:hover .project-img { transform: scale(1.08); }

/* Overlay dégradé permanent en bas */
.project-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(11,17,32,0)    40%,
    rgba(11,17,32,0.55) 75%,
    rgba(11,17,32,0.85) 100%
  );
  transition: opacity 0.3s ease;
}
.project-card:hover .project-thumb-overlay {
  background: linear-gradient(
    to bottom,
    rgba(11,17,32,0)    30%,
    rgba(11,17,32,0.6)  70%,
    rgba(11,17,32,0.9)  100%
  );
}

/* ── BADGE CATÉGORIE ───────────────────────────────────────────────────────── */
.project-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: transform 0.2s ease;
}
.project-card:hover .project-tag { transform: translateY(-1px); }

.project-tag.cameras      { background: rgba(255,107,43,0.85); color: #fff; }
.project-tag.construction { background: rgba(52,211,153,0.85); color: #0B1120; }
.project-tag.split        { background: rgba(96,165,250,0.85); color: #0B1120; }
.project-tag.menuiserie   { background: rgba(251,191,36,0.85); color: #0B1120; }
.project-tag.electricite  { background: rgba(167,139,250,0.85); color: #0B1120; }

/* ── INFOS ─────────────────────────────────────────────────────────────────── */
.project-info { padding: 20px; }
.project-info h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  transition: color 0.2s;
}
.project-card:hover .project-info h3 { color: var(--accent); }
.project-info p {
  font-size: 13px;
  color: #C5D3E8;
  line-height: 1.55;
}
.project-meta {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  font-size: 12px;
  color: #A8BDD8;
}
.project-meta span { display: flex; align-items: center; gap: 5px; }
.project-meta i { color: var(--accent); font-size: 10px; }

/* ── ANIMATION D'ENTRÉE ────────────────────────────────────────────────────── */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.project-card {
  animation: fadeSlideUp 0.4s ease both;
}
.project-card:nth-child(2) { animation-delay: 0.06s; }
.project-card:nth-child(3) { animation-delay: 0.12s; }
.project-card:nth-child(4) { animation-delay: 0.18s; }
.project-card:nth-child(5) { animation-delay: 0.24s; }
.project-card:nth-child(6) { animation-delay: 0.30s; }
.project-card:nth-child(7) { animation-delay: 0.36s; }
.project-card:nth-child(8) { animation-delay: 0.42s; }
.project-card:nth-child(9) { animation-delay: 0.48s; }

/* ── RESPONSIVE ────────────────────────────────────────────────────────────── */
@media (max-width: 900px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px) { .projects-grid { grid-template-columns: 1fr; } }