/* ============================================
   THE WHITECROW FILMS — Work Page Styles
   ============================================ */

.work-hero {
  padding-top: 160px;
  padding-bottom: var(--space-16);
  background: var(--color-bg-primary);
}

.work-hero h1 {
  font-size: var(--text-5xl);
  font-weight: 300;
  margin-bottom: var(--space-6);
}

.work-hero p {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
}

/* Filter Bar */
.filter-bar {
  position: sticky;
  top: 72px;
  z-index: var(--z-elevated);
  padding: var(--space-6) 0;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-12);
  overflow-x: auto;
  scrollbar-width: none;
}

.filter-bar::-webkit-scrollbar {
  display: none;
}

.filter-bar__inner {
  display: flex;
  gap: var(--space-2);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  padding: var(--space-3) var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  white-space: nowrap;
  transition: all var(--duration-normal) var(--ease-smooth);
  cursor: pointer;
}

.filter-btn:hover {
  color: var(--color-text-primary);
  border-color: var(--color-border-hover);
}

.filter-btn.is-active {
  color: var(--color-bg-primary);
  background: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

/* Work Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  padding-bottom: var(--space-32);
}

.portfolio-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  transition: transform var(--duration-normal) var(--ease-smooth);
  text-decoration: none;
  display: block;
}

.portfolio-card:hover {
  transform: translateY(-4px);
}

.portfolio-card--featured {
  grid-column: 1 / -1;
}

.portfolio-card__media {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.portfolio-card__media img,
.portfolio-card__media video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform var(--duration-slower) var(--ease-smooth);
  display: block;
}

.portfolio-card--featured .portfolio-card__media img,
.portfolio-card--featured .portfolio-card__media video {
  aspect-ratio: 21 / 9;
}

.portfolio-card:hover .portfolio-card__media img,
.portfolio-card:hover .portfolio-card__media video {
  transform: scale(1.05);
}

.portfolio-card__info {
  padding: var(--space-6) var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.portfolio-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: var(--tracking-normal);
  margin-bottom: var(--space-2);
}

.portfolio-card__category {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
}

.portfolio-card__year {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-dim);
}

/* Empty state */
.portfolio-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-24);
  color: var(--color-text-muted);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-wide);
}

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-card--featured .portfolio-card__media img,
  .portfolio-card--featured .portfolio-card__media video {
    aspect-ratio: 16/9;
  }

  .filter-bar__inner {
    gap: var(--space-2);
  }
}