body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
}

header {
  background: linear-gradient(135deg, #0077b6, #00b4d8);
  color: white;
  text-align: center;
  padding: 2rem 1rem;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  margin: 0;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1rem;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

.hero {
  margin-top: 2rem;
}

.hero-img {
  width: 120px;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background: #90e0ef;
  color: #000;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
}

section {
  padding: 3rem 1rem;
  max-width: 900px;
  margin: auto;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.project-card {
  background: #f1f1f1;
  padding: 1rem;
  border-radius: 8px;
}

footer {
  text-align: center;
  padding: 1rem;
  background: #333;
  color: white;
}