/* ─── PORTFOLIO PAGE ─────────────────────────────────────────────── */
.portfolio-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 160px var(--side) 56px;
  position: relative;
}

.portfolio-hero h1 {
  max-width: 1100px;
  margin: 0;
  font-size: clamp(46px, 8vw, 120px);
  line-height: 0.9;
  text-transform: uppercase;
  color: var(--text);
}

.portfolio-hero p:last-child {
  max-width: 720px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 23px);
}

/* ─── FILTER BAR ─────────────────────────────────────────────────── */
.portfolio-wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--side);
}

.filter-bar {
  position: sticky;
  top: 66px;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 16px 0 24px;
  background: linear-gradient(180deg, rgba(243,238,227,0.97), rgba(243,238,227,0.85), transparent);
}

.filter-bar a {
  padding: 10px 16px;
  border: 2px solid var(--text);
  border-radius: 999px;
  color: var(--text);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
  transition: background 160ms ease, color 160ms ease;
}

.filter-bar a.active,
.filter-bar a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ─── PORTFOLIO GRID ─────────────────────────────────────────────── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}

.portfolio-card {
  position: relative;
  display: flex;
  flex-direction: column;
  grid-column: span 6;
  overflow: hidden;
  border: 2px solid var(--text);
  border-radius: var(--radius);
  background: var(--panel);
  transition: box-shadow 220ms ease, transform 220ms ease;
}

.portfolio-card:nth-child(6n+1),
.portfolio-card:nth-child(6n+6) { grid-column: span 7; }
.portfolio-card:nth-child(6n+2),
.portfolio-card:nth-child(6n+5) { grid-column: span 5; }
.portfolio-card:nth-child(6n+3) { grid-column: span 4; }
.portfolio-card:nth-child(6n+4) { grid-column: span 8; }

.portfolio-image {
  aspect-ratio: 16/11;
  overflow: hidden;
  background: var(--panel-soft);
}

.portfolio-card:nth-child(6n+2) .portfolio-image,
.portfolio-card:nth-child(6n+3) .portfolio-image { aspect-ratio: 4/5; }

.portfolio-image img,
.portfolio-image .image-placeholder {
  object-position: top;
  transition: transform 460ms ease, filter 460ms ease;
}

.portfolio-meta {
  padding: 20px 22px;
  border-top: 2px solid var(--text);
  background: var(--panel);
}

.portfolio-meta span {
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.portfolio-meta h2 {
  max-width: 620px;
  margin: 6px 0 0;
  font-size: clamp(18px, 2vw, 30px);
  line-height: 1.1;
  color: var(--text);
  text-transform: none;
}

.portfolio-card:hover {
  box-shadow: var(--hard-shadow);
  transform: translate(-5px, -5px);
}

.portfolio-card:hover .portfolio-image img,
.portfolio-card:hover .portfolio-image .image-placeholder {
  transform: scale(1.06);
  filter: brightness(1.06) saturate(1.12);
}

/* ─── EMPTY STATE ────────────────────────────────────────────────── */
.empty-state {
  grid-column: 1 / -1;
  padding: 64px;
  border: 2px dashed var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel-soft);
  color: var(--muted);
  font-size: 20px;
}

/* ─── RESPONSIVE ─────────────────────────────────────────────────── */
@media (max-width: 820px) {
  .portfolio-hero { padding-top: 146px; }
  .filter-bar { position: static; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-card,
  .portfolio-card:nth-child(6n+1), .portfolio-card:nth-child(6n+2),
  .portfolio-card:nth-child(6n+3), .portfolio-card:nth-child(6n+4),
  .portfolio-card:nth-child(6n+5), .portfolio-card:nth-child(6n+6) { grid-column: auto; }
  .portfolio-image,
  .portfolio-card:nth-child(6n+2) .portfolio-image,
  .portfolio-card:nth-child(6n+3) .portfolio-image { aspect-ratio: 4/5; }
  .portfolio-meta { padding: 20px; }
}