.section-projects {
  padding: 4rem 1rem;
  background: var(--color-bg);
  text-align: center;
}

.section-projects h2 {
  color: var(--color-primary);
  margin-bottom: 2rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.project-card {
  background: var(--color-section);
  border: 1px solid #30363d;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 0 10px rgba(88,166,255,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 20px rgba(63,185,80,0.3);
}

.project-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.project-info {
  padding: 1rem;
}

.project-info h3 {
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}
.btn-demo {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.4rem 0.8rem;
  background: #4fc3f7;
  color: #0a0f1c;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  transition: background 0.3s ease;
}
.btn-demo:hover {
  background: #00e676;
}