:root {
  --bg-color: #fcfcfc;
  --text-color: #222;
  --accent-color: #555;
  --card-bg: #ffffff;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
  --transition: all 0.3s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.site-header {
  text-align: center;
  margin-bottom: 4rem;
}

.site-header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.site-header p {
  font-size: 1.125rem;
  color: var(--accent-color);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

@media (max-width: 900px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

.project-card {
  background: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.project-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.image-wrapper {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 1px solid #eee;
  background-color: #f5f5f5;
}

.image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.project-info {
  padding: 1.5rem;
}

.project-info h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.role {
  font-size: 0.9rem;
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  color: var(--text-color);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--card-bg);
  box-shadow: var(--shadow);
}

.social-links a:hover {
  color: #000;
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.site-footer {
  margin-top: 5rem;
  padding-top: 2rem;
  border-top: 1px solid #eee;
  text-align: center;
  color: var(--accent-color);
  font-size: 0.95rem;
}

.site-footer a {
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
  font-weight: 500;
}

.site-footer a:hover {
  text-decoration: underline;
}