* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  line-height: 1.6;
  background: #0f172a;
  color: #e2e8f0;
}

header {
  text-align: center;
  padding: 2rem;
  background: #1e293b;
}

header h1 {
  font-size: 2.5rem;
}

nav {
  display: flex;
  justify-content: center;
  background: #334155;
  padding: 0.8rem;
}

nav a {
  color: #e2e8f0;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  color: #38bdf8;
}

section {
  padding: 2rem;
  max-width: 800px;
  margin: auto;
}

h2 {
  margin-bottom: 1rem;
  color: #38bdf8;
}

.skills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skills li {
  background: #1e293b;
  padding: 8px 12px;
  border-radius: 5px;
}

footer {
  text-align: center;
  padding: 1rem;
  background: #1e293b;
  margin-top: 20px;
}