html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

.page-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #0f0f0f;
  color: #f5f5f5;
}

footer {
  background-color: #111;
  color: #aaa;
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
}