:root {
  --bg: #ffffff;
  --fg: #111111;
  --accent: #007acc;
  --card-bg: #f3f4f6;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  padding: 1rem;
}

header {
  text-align: center;
  padding: 2rem 1rem;
}

header h1 {
  font-weight: 600;
  font-size: 2.5rem;
}

header p {
  color: #555;
  margin-top: 0.3rem;
  font-size: 1.1rem;
}

.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 2rem 0;
  max-width: 1000px;
  margin: 0 auto;
}

.project-card {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid #ddd;
  transition: box-shadow 0.2s ease;
}

.project-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.project-card h2 {
  color: var(--accent);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.project-card p {
  font-size: 1rem;
  color: #333;
}

.tags {
  font-size: 0.875rem;
  color: #555;
  margin-top: 0.8rem;
  font-style: italic;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.875rem;
  color: #666;
  border-top: 1px solid #ddd;
  margin-top: 3rem;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

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