/* --- Global Styles --- */
body {
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #fdfdfd;
  color: #2d2d2d;
  line-height: 1.6;
}

/* --- Header --- */
header {
  background: linear-gradient(135deg, #1e3c72, #2a5298);
  color: white;
  padding: 3rem 1rem;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 2.8rem;
  letter-spacing: 1px;
}

header p {
  margin-top: 0.5rem;
  font-size: 1.2rem;
  color: #dcdcdc;
}

/* --- Navigation --- */
nav {
  background: #ffffff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
  padding: 0.8rem;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav a {
  color: #1e3c72;
  margin: 0 1rem;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

nav a:hover {
  color: #2a5298;
}

/* --- Section Layout --- */
section {
  padding: 4rem 1.5rem;
  max-width: 900px;
  margin: auto;
}

h2 {
  font-size: 1.8rem;
  color: #1e3c72;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid #e0e0e0;
  padding-bottom: 0.3rem;
}

.project, .experience {
  margin-bottom: 2rem;
}

.project h3, .experience h3 {
  color: #2a5298;
  margin-bottom: 0.3rem;
}

/* --- Contact Links --- */
#contact a {
  color: #1e3c72;
  font-weight: 500;
  text-decoration: none;
}

#contact a:hover {
  text-decoration: underline;
}

/* --- Footer --- */
footer {
  background: #1e3c72;
  color: #eee;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
  font-size: 0.9rem;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
  header h1 {
    font-size: 2.2rem;
  }

  header p {
    font-size: 1rem;
  }

  nav a {
    margin: 0 0.5rem;
  }

  section {
    padding: 3rem 1rem;
  }
}

@media (max-width: 480px) {
  header {
    padding: 2rem 1rem;
  }

  header h1 {
    font-size: 1.8rem;
  }

  nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }

  nav a {
    margin: 0.4rem;
  }

  section {
    padding: 2rem 1rem;
  }
}