/* Portfolio grid */
.work-page {
  padding-top: var(--space-lg);
}

.grid-section {
  margin-bottom: var(--space-2xl);
}

.grid-section__title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: var(--space-md);
}

.grid {
  display: grid;
  gap: var(--grid-gap);
}

/* Ventures: ~2 columns, collapses to 1 on narrow screens */
.grid--ventures {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
}

/* Research: ~3 columns */
.grid--research {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
}

/* Research row 2: same sizing */
.grid--research-row2 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
  margin-top: var(--grid-gap);
}

/* Minor: ~4 columns */
.grid--minor {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
}

/* Card — container query host */
.grid__card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  cursor: pointer;
  container-type: inline-size;
}

.grid__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration) var(--ease);
}

.grid__card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.7) 0%,
    rgba(0, 0, 0, 0.1) 50%,
    rgba(0, 0, 0, 0.15) 100%
  );
  transition: background var(--duration) var(--ease);
}

.grid__card:hover::after {
  background: rgba(0, 0, 0, 0.6);
}

.grid__card:hover img {
  transform: scale(1.03);
}

.grid__card-title {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  z-index: 1;
  font-family: var(--font-display);
  font-size: clamp(0.75rem, 1.5vw, 1.125rem);
  font-weight: 700;
  text-transform: uppercase;
  color: #fff;
  letter-spacing: 0.02em;
  transition: transform var(--duration) var(--ease);
}

.grid__card-caption {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--duration) var(--ease), transform var(--duration) var(--ease);
  pointer-events: none;
}

.grid__card:hover .grid__card-title {
  transform: translateY(-14px);
}

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

.grid__card a {
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* Container queries — card adapts to its own width */
@container (max-width: 200px) {
  .grid__card-title {
    font-size: 0.625rem;
  }

  .grid__card-caption {
    display: none;
  }
}

/* Small-screen fallback: tighten card proportions */
@media (max-width: 768px) {
  .grid__card {
    aspect-ratio: 4 / 3;
  }

  .grid__card-title {
    font-size: 0.6875rem;
    bottom: var(--space-sm);
    left: var(--space-sm);
  }

  .grid__card-caption {
    display: none;
  }
}