.about-hero {
  max-width: 680px;
  margin-bottom: 3rem;
}

.about-hero h1 {
  margin-bottom: 1rem;
}

.about-hero p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.4rem;
  margin-bottom: 3rem;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.about-card:hover {
  border-color: var(--primary-dim);
  box-shadow: var(--shadow-glow);
}

.about-card-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
  display: block;
}

.about-card h3 {
  margin-bottom: 0.5rem;
}

.about-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.github-banner {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.github-banner h2 {
  font-size: 1.4rem;
  margin-bottom: 0.3rem;
}

.github-banner p {
  color: var(--text-muted);
  font-size: 0.95rem;
}