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

body {
  font-family: system-ui, -apple-system, sans-serif;
  color: #1a1a1a;
  background: #fafafa;
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

header {
  margin-bottom: 3rem;
}

header h1 {
  font-size: 2rem;
  font-weight: 700;
}

.tagline {
  color: #666;
  font-size: 1.1rem;
  margin-top: 0.25rem;
}

.projects h2 {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
}

.card {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  background: #fff;
}

.card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.card p {
  color: #444;
  margin-bottom: 1rem;
}

.links {
  display: flex;
  gap: 1rem;
}

.links a {
  color: #0066cc;
  text-decoration: none;
  font-size: 0.9rem;
}

.links a:hover {
  text-decoration: underline;
}

footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid #e0e0e0;
}

.social {
  display: flex;
  gap: 1.5rem;
}

.social a {
  color: #666;
  text-decoration: none;
  font-size: 0.95rem;
}

.social a:hover {
  color: #1a1a1a;
}

@media (max-width: 600px) {
  .container {
    padding: 2rem 1rem;
  }

  header h1 {
    font-size: 1.6rem;
  }
}