body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #f4f7fa;
  color: #333;
}

header {
  background: #0d47a1;
  color: white;
  padding: 2rem;
  text-align: center;
}

h1 {
  margin: 0;
  font-size: 2rem;
}

h2 {
  color: #0d47a1;
  margin-top: 2rem;
}

section {
  max-width: 800px;
  margin: auto;
  padding: 1rem;
}

.skills ul {
  list-style: none;
  padding: 0;
}

.skills li {
  background: #e3f2fd;
  margin: 0.3rem 0;
  padding: 0.5rem;
  border-radius: 5px;
}

.project {
  background: #fff;
  border-left: 5px solid #1976d2;
  padding: 1rem;
  margin: 1rem 0;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.contact a {
  color: #0d47a1;
  font-weight: bold;
  text-decoration: none;
}

footer {
  background: #e3f2fd;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}

@media (max-width: 600px) {
  h1 {
    font-size: 1.5rem;
  }
  section {
    padding: 1rem 0.5rem;
  }
}