body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background-color: #0b0c10;
  color: white;
  line-height: 1.6;
  padding: 0 20px;
}

header {
  background-color: #1f1f1f;
  padding: 40px 20px;
  text-align: center;
}

header h1 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.subtitle {
  font-size: 1rem;
  color: #ccc;
}

main {
  max-width: 800px;
  margin: auto;
  padding: 30px 0;
}

h2 {
  font-size: 1.6rem;
  color: #00bfff;
  margin-top: 40px;
}

h3 {
  font-size: 1.2rem;
  margin-top: 20px;
}

a {
  color: #4ecdc4;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 20px 0;
  font-size: 0.85rem;
  color: #888;
  background-color: #111;
  margin-top: 40px;
}