/* ============================================================
   AlcalSpark, Portfolio Page Styles
   ============================================================ */

/* ── Real project images ────────────────────────────────────── */
.pf-has-img { overflow: hidden; }
.pf-has-img .pf-img-content { display: none !important; }
.pf-has-img .pf-pattern     { opacity: 0 !important; }

.pf-real-img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
  transition: transform 0.8s var(--ease-out-expo);
}
.pf-wrap:hover .pf-real-img { transform: scale(1.05); }

.pf-has-img .pf-pattern { z-index: 2; }
.pf-has-img .pf-img-content { z-index: 3; }
.pf-has-img .pf-hover { z-index: 4; }

/* Nova Studio fallback preview */
.pf-img-content-light .pf-project-num { color: rgba(59,48,40,0.08); }
.pf-nova-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0.6;
}
.pf-nova-monogram {
  font-family: 'Georgia', serif;
  font-size: 2rem;
  font-weight: 700;
  color: #3B3028;
  width: 56px; height: 56px;
  border: 1.5px solid #7C6B5E;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.04em;
}
.pf-nova-name {
  font-family: 'Georgia', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #3B3028;
  line-height: 1.1;
  text-align: center;
  letter-spacing: 0.06em;
}
.pf-nova-palette {
  display: flex;
  gap: 6px;
}
.pf-nova-palette span {
  width: 20px; height: 20px;
  border-radius: 50%;
}

/* Lumenia fallback preview */
.pf-lumenia-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.pf-lumenia-diamond { opacity: 0.7; }
.pf-lumenia-name {
  font-family: 'Arial', sans-serif;
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 0.25em;
  color: var(--g70);
}

/* Maison Noire fallback preview */
.pf-mn-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.pf-mn-monogram {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold);
  opacity: 0.85;
  line-height: 1;
}
.pf-mn-name {
  font-family: 'Arial', sans-serif;
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(201, 168, 76, 0.5);
  text-align: center;
  line-height: 1.6;
}

/* ── Page hero ──────────────────────────────────────────────── */
.portfolio-hero { background: transparent; }
.portfolio-hero .ph-bg {
  background: radial-gradient(ellipse 80% 60% at 30% 80%, rgba(201, 168, 76, 0.06) 0%, transparent 70%);
}

/* ── Filter bar ─────────────────────────────────────────────── */
.filter-bar-section {
  padding: 0 var(--gutter) 0;
  background: transparent;
}
.filter-bar {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 30px 0;
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}
.filter-btn {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--g70);
  padding: 8px 20px;
  min-height: 44px; /* touch target iOS HIG */
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: 20px;
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s, background 0.3s, transform 0.3s var(--ease-spring);
}
.filter-btn:hover {
  color: var(--gold);
  border-color: rgba(201, 168, 76, 0.4);
  transform: translateY(-2px);
}
.filter-btn.active {
  color: var(--cream);
  background: var(--green);
  border-color: var(--green);
}

/* ── Portfolio grid ─────────────────────────────────────────── */
.portfolio-section { background: transparent; }
.portfolio-masonry {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}

.pf-item {
  position: relative;
  transition: opacity 0.4s, transform 0.4s;
}
.pf-item.pf-large { grid-column: span 2; }

.pf-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
}

.pf-image {
  width: 100%;
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
  transition: transform 0.8s var(--ease-out-expo);
  display: flex;
  align-items: center;
  justify-content: center;
}
.pf-item.pf-large .pf-image { aspect-ratio: 16/9; }

.pf-wrap:hover .pf-image { transform: scale(1.04); }

.pf-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(201,168,76,0.025) 0px, rgba(201,168,76,0.025) 1px, transparent 1px, transparent 40px),
    repeating-linear-gradient(90deg, rgba(201,168,76,0.025) 0px, rgba(201,168,76,0.025) 1px, transparent 1px, transparent 40px);
}

.pf-img-content {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  z-index: 1;
}
.pf-project-num {
  font-family: var(--font-display);
  font-size: clamp(4rem, 8vw, 8rem);
  font-weight: 700;
  color: rgba(201, 168, 76, 0.08);
  line-height: 1;
}
.pf-visual-logo { line-height: 1; }

/* Hover overlay — pointer-events:none quand invisible pour ne pas bloquer les taps */
.pf-hover {
  position: absolute;
  inset: 0;
  background: rgba(38, 58, 48, 0.88);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: flex-end;
  padding: clamp(20px, 4%, 36px);
  opacity: 0;
  pointer-events: none;
  transform: translateY(0);
  transition: opacity 0.45s var(--ease-out-expo);
}
.pf-wrap:hover .pf-hover {
  opacity: 1;
  pointer-events: auto;
}

.pf-hover-content {
  transform: translateY(20px);
  transition: transform 0.45s var(--ease-out-expo);
}
.pf-wrap:hover .pf-hover-content { transform: translateY(0); }

.pf-hover-content h2 {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  color: var(--off-white);
  margin: 10px 0 10px;
}
.pf-hover-content p { font-size: 0.85rem; margin-bottom: 12px; color: var(--c90); }
.pf-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }

/* Meta below image */
.pf-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px 0;
  gap: 10px;
}
.pf-meta-info h3 {
  font-family: var(--font-ui);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--green);
  margin: 0 0 4px;
}
.pf-meta-info span {
  font-size: 0.78rem;
  color: var(--g50);
}
.pf-year {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--g40);
  flex-shrink: 0;
}

/* ── Stats row (reused from home) ──────────────────────────── */
.section-stats {
  padding: 0;
  border-top: 1px solid rgba(201, 168, 76, 0.1);
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
  background: radial-gradient(ellipse 80% 100% at 50% 50%, rgba(201, 168, 76, 0.04) 0%, transparent 70%);
}
.stats-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 70px var(--gutter);
}
.stat-separator {
  width: 1px; height: 70px;
  background: rgba(201, 168, 76, 0.15);
}

/* ── Concept badge ──────────────────────────────────────────── */
.pf-concept-badge {
  font-family: var(--font-ui);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--g60);
  border: 1px solid rgba(201, 168, 76, 0.22);
  padding: 3px 8px;
  border-radius: 2px;
  white-space: nowrap;
  display: inline-block;
}
.pf-meta-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

/* ── Lien mobile : visible sous la carte sur tactile ──────────── */
.pf-mobile-link {
  display: none; /* caché sur desktop — le hover overlay suffit */
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 8px 14px;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(201, 168, 76, 0.3);
  border-radius: 2px;
  transition: background 0.25s, border-color 0.25s;
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(201,168,76,0.15);
}
.pf-mobile-link:active { background: rgba(201,168,76,0.12); border-color: var(--gold); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .portfolio-masonry { grid-template-columns: repeat(2, 1fr); }
  .pf-item.pf-large { grid-column: span 2; }
}
@media (max-width: 680px) {
  .portfolio-masonry { grid-template-columns: 1fr; }
  .pf-item.pf-large { grid-column: span 1; }
  .stats-inner { flex-wrap: wrap; gap: 40px; justify-content: center; }
  .stat-separator { display: none; }
  /* Afficher le lien mobile sous chaque carte avec URL */
  .pf-mobile-link { display: flex; }
  /* Agrandir la zone touch du filtre */
  .filter-btn { padding: 10px 18px; }
}