/**
 * PortfolioCard Component Styles
 * MIT portfolio project display card with Innovation Infrastructure Layer badges
 */

.portfolio-card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  overflow: hidden;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.portfolio-card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

/* Content Section */
.portfolio-card__content {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  flex-grow: 1;
}

/* Header */
.portfolio-card__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Infrastructure Layer Badge */
.portfolio-card__badge {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-1) var(--space-3);
  border-radius: 0.25rem;
  align-self: flex-start;
  margin-bottom: var(--space-2);
}

/* Badge Color Variants by Infrastructure Layer */
.portfolio-card__badge--physical {
  background-color: rgba(125, 182, 177, 0.1);
  color: var(--color-accent-dark);
  border: 1px solid var(--color-accent);
}

.portfolio-card__badge--development {
  background-color: rgba(59, 130, 246, 0.1);
  color: #2563eb;
  border: 1px solid #3b82f6;
}

.portfolio-card__badge--community {
  background-color: rgba(16, 185, 129, 0.1);
  color: #059669;
  border: 1px solid #10b981;
}

.portfolio-card__badge--data {
  background-color: rgba(139, 92, 246, 0.1);
  color: #7c3aed;
  border: 1px solid #8b5cf6;
}

/* Title */
.portfolio-card__title {
  font-family: 'Inter', sans-serif;
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin: 0;
  line-height: var(--leading-tight);
}

/* Type */
.portfolio-card__type {
  font-family: 'Lato', sans-serif;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-primary-lighter);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Description */
.portfolio-card__description {
  font-family: 'Lato', sans-serif;
  font-size: var(--text-base);
  color: var(--color-primary);
  line-height: var(--leading-relaxed);
  margin: 0;
  flex-grow: 1;
}

/* Links/CTAs */
.portfolio-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.portfolio-card__link {
  text-decoration: none;
  font-family: 'Inter', sans-serif;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-accent);
  padding: var(--space-2) 0;
  border-bottom: 1px solid transparent;
  transition: all 0.2s;
  display: inline-block;
}

.portfolio-card__link:hover {
  color: var(--color-accent-dark);
  border-bottom-color: var(--color-accent);
}

/* Responsive Adjustments */
@media (max-width: 640px) {
  .portfolio-card__content {
    padding: var(--space-4);
  }

  .portfolio-card__title {
    font-size: var(--text-lg);
  }
}

/* Grid Container for Portfolio Cards */
.portfolio-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .portfolio-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .portfolio-cards-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

/* Filter Controls */
.portfolio-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.portfolio-filter__button {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-family: 'Inter', sans-serif;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  padding: var(--space-2) var(--space-4);
  border-radius: 0.375rem;
  cursor: pointer;
  transition: all 0.2s;
}

.portfolio-filter__button:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.portfolio-filter__button--active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: white;
}

.portfolio-filter__button--active:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}