:root {
  color-scheme: dark;
  --bg: #14151a;
  --bg-card: #1d1f26;
  --bg-card-hover: #262933;
  --border: #2c2f3a;
  --text: #e8e9ee;
  --text-muted: #9498a6;
  --accent: #7dd3fc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  display: flex;
  flex-direction: column;
}

.hero {
  padding: 4rem 1.5rem 2rem;
  text-align: center;
}

.hero h1 {
  margin: 0;
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0.5rem 0 0;
  color: var(--text-muted);
}

.projects {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem;
}

.card {
  display: block;
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
}

.card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0 0 0.75rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.card-link {
  font-size: 0.8rem;
  color: var(--accent);
}

footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}