/* ════════════════════════════════
   Page Portfolio (portfolio.php + portfolio/<slug>.php)
   ════════════════════════════════ */

/* ── Filtres ── */
.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: 1100px;
  margin: 0 auto 24px;
  padding: 0 24px;
}

.portfolio-filter-btn {
  background: #fff;
  border: 1px solid #edf0f5;
  border-radius: 30px;
  padding: 9px 18px;
  font-size: 13.5px;
  font-weight: 600;
  color: #4a4f63;
  cursor: pointer;
  transition: all 0.2s ease;
}

.portfolio-filter-btn:hover {
  border-color: rgba(255, 91, 92, 0.4);
  color: #ff5b5c;
}

.portfolio-filter-btn.is-active {
  background: #ff5b5c;
  border-color: #ff5b5c;
  color: #fff;
}

/* ── Grille ── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 72px;
}

.portfolio-tile {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 14px;
  overflow: hidden;
  display: block;
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(29,37,72,0.08);
  opacity: 1;
  transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.45s ease;
}

.portfolio-tile:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 34px rgba(29,37,72,0.18);
}

.portfolio-tile.is-hidden,
.portfolio-tile.is-more-hidden {
  display: none;
}

.portfolio-tile.is-revealing {
  opacity: 0;
  transform: translateY(18px);
}

.portfolio-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.portfolio-tile:hover img {
  transform: scale(1.08);
}

.portfolio-tile-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18,24,52,0.9) 0%, rgba(18,24,52,0.15) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
}

.portfolio-tile-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 3px 10px;
  border-radius: 99px;
  background: #ff5b5c;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.portfolio-tile-title {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.3;
}

.portfolio-tile-meta {
  color: rgba(255,255,255,0.75);
  font-size: 11.5px;
  margin-top: 3px;
}

/* ── Voir plus ── */
.portfolio-load-more {
  display: flex;
  justify-content: center;
  margin-top: 44px;
}

.portfolio-load-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid #edf0f5;
  border-radius: 30px;
  padding: 13px 28px;
  font-size: 14.5px;
  font-weight: 700;
  color: #1c2340;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(29,37,72,0.08);
  transition: all 0.2s ease;
}

.portfolio-load-more-btn:hover {
  border-color: rgba(255, 91, 92, 0.4);
  color: #ff5b5c;
}

.portfolio-load-more.is-hidden {
  display: none;
}

/* ── Fiche projet (détail) ── */
.portfolio-detail-layout {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 24px 20px;
}

.portfolio-detail-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 36px;
}

.portfolio-detail-gallery img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: 14px;
  display: block;
}

.portfolio-detail-gallery.single {
  grid-template-columns: 1fr;
}

.portfolio-detail-gallery.single img {
  height: 440px;
}

.portfolio-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: #f8f9fc;
  border: 1px solid #edf0f5;
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 36px;
}

.portfolio-spec-item {
  text-align: center;
}

.portfolio-spec-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #8992ad;
  margin-bottom: 6px;
}

.portfolio-spec-value {
  font-size: 15px;
  font-weight: 700;
  color: #1c2340;
}

.portfolio-detail-body {
  background: #f8f9fc;
  border: 1px solid #edf0f5;
  border-radius: 14px;
  padding: 24px 28px;
}

.portfolio-detail-body p {
  font-size: 16px;
  line-height: 1.85;
  color: #444;
  margin-bottom: 0;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 0 32px;
  }

  .portfolio-specs {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 0 20px;
  }

  .portfolio-detail-gallery {
    grid-template-columns: 1fr;
  }

  .portfolio-detail-gallery img {
    height: 260px;
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}