.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: 0;
  padding: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.portfolio-filters::-webkit-scrollbar {
  display: none;
}

.filter-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 calc(var(--space-sm) + 4px);
  border-radius: 9999px;
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  font-size: 1.125rem;
  line-height: 1.2;
  font-family: var(--font-body);
  cursor: pointer;
  transition: background-color var(--transition-default), color var(--transition-default);
  border: none;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  /* Optimize for smooth scrolling */
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}

.filter-button:hover {
  background-color: #000;
  color: #fff;
  opacity: 1;
}

.filter-button--active {
  background-color: #000;
  color: #fff;
}

.portfolio__columns--filtered {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-md);
}

.portfolio__columns--filtered .portfolio__column {
  display: contents;
}

@media (max-width: 800px) {
  .desktop-filters {
    display: none !important;
  }

  .portfolio-filters {
    flex-wrap: nowrap;
    overflow-x: visible;
    padding: 0;
    margin-left: 0;
    margin-right: 0;
    gap: var(--space-xs);
    -webkit-overflow-scrolling: touch;
  }

  .mobile-filters-actions .portfolio-filters {
    overflow-x: visible;
    min-width: max-content;
  }
  
  .filter-button {
    font-size: 1.125rem;
    height: 48px;
    padding: 0 calc(var(--space-sm) + 4px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9999px;
    background-color: var(--color-surface);
    min-width: auto;
    flex-shrink: 0;
    cursor: pointer;
    /* Optimize for smooth scrolling - use GPU acceleration */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    /* Reduce transition impact during scroll */
    transition: background-color var(--transition-default), color var(--transition-default);
  }
  
  .filter-button:hover {
    background-color: #000;
    color: #fff;
    opacity: 1;
  }
  
  .filter-button--active {
    background-color: #000;
    color: #fff;
  }
}