/* ============================================
   PORTFOLIO
   ============================================ */

.portfolio-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 4vw, 3.5rem);
}

.portfolio-header {
  margin-bottom: 3rem;
  max-width: 60ch;
}

.portfolio-header .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--coral);
  font-weight: 700;
  margin-bottom: 1rem;
}

.portfolio-header h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin-bottom: 1rem;
}

.portfolio-header p {
  color: var(--ink-soft);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2rem;
}

.portfolio-item {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--ink);
}

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

.portfolio-item:hover img {
  transform: scale(1.06);
}

.portfolio-item .frame-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream);
  background: rgba(27, 27, 31, 0.55);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.portfolio-item:hover .frame-tag {
  opacity: 1;
}

.portfolio-item .caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.2rem;
  background: linear-gradient(transparent, rgba(27, 27, 31, 0.85));
  color: var(--cream);
  font-weight: 600;
  font-size: 0.95rem;
  transform: translateY(10px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.portfolio-item:hover .caption {
  transform: translateY(0);
  opacity: 1;
}