.showcase__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.showcase__header-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.showcase__link {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  transition: color 200ms ease, gap 220ms var(--ease-spring);
}

.showcase__link:hover {
  color: var(--color-accent);
  gap: var(--space-4);
}

.showcase__grid {
  display: grid;
  gap: var(--space-5);
}

.project-card {
  position: relative;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  overflow: hidden;
  transition: box-shadow 300ms ease, border-color 300ms ease;
}

.project-card__link {
  display: block;
  color: inherit;
}

.project-card:hover {
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.11);
  border-color: transparent;
}

.project-card__image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.project-card__image img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 600ms var(--ease-out);
}

.project-card:hover .project-card__image img {
  transform: scale(1.05);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(19, 27, 46, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 300ms ease;
}

.project-card:hover .project-card__overlay,
.project-card:focus-within .project-card__overlay {
  opacity: 1;
}

.project-card__view-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.75);
  padding: var(--space-3) var(--space-6);
  transform: translateY(10px);
  transition: transform 320ms var(--ease-spring), background-color 220ms ease,
    border-color 220ms ease;
}

.project-card:hover .project-card__view-btn,
.project-card:focus-within .project-card__view-btn {
  transform: none;
}

.project-card__tag {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 2;
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
}

.project-card__body {
  padding: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-border);
}

.project-card__category {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

@media (min-width: 768px) {
  .showcase__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .project-card__overlay {
    display: none;
  }

  .project-card:hover .project-card__image img {
    transform: none;
  }
}

@media (hover: none) and (min-width: 768px) {
  .project-card__overlay {
    opacity: 0.45;
  }

  .project-card__view-btn {
    transform: none;
  }
}

.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.filter-btn {
  min-height: var(--touch-min);
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: background 200ms ease, color 200ms ease, border-color 200ms ease;
  -webkit-tap-highlight-color: transparent;
}

.filter-btn:hover,
.filter-btn--active {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-color: var(--color-primary);
}

@media (max-width: 767px) {
  .portfolio-filters {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
  }

  .portfolio-filters .filter-btn {
    width: 100%;
    text-align: center;
  }

  .portfolio-filters .filter-btn:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

@media (hover: none) {
  .filter-btn:hover:not(.filter-btn--active) {
    background: var(--color-white);
    color: var(--color-text);
    border-color: var(--color-border);
  }
}

.portfolio-grid {
  display: grid;
  gap: var(--space-5);
}

.portfolio-card {
  position: relative;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  overflow: hidden;
  transition: box-shadow 300ms ease, border-color 300ms ease;
}

.portfolio-card:hover {
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.11);
  border-color: transparent;
}

.portfolio-card__image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.portfolio-card__image img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 600ms var(--ease-out);
}

.portfolio-card:hover .portfolio-card__image img {
  transform: scale(1.05);
}

.portfolio-card__badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 2;
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.portfolio-card__body {
  padding: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-border);
}

.portfolio-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
}

.portfolio-card__meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

@media (min-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (hover: none) {
  .portfolio-card:hover .portfolio-card__image img {
    transform: none;
  }
}