:root {
  --background: #181a1b;
  --text: #fff;
  --accent: #228B22; /* Updated to requested forest green */
}
html, body {
  background: var(--background);
  color: var(--text);
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', 'Fira Sans', Arial, sans-serif;
  min-height: 100vh;
}
body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
}
h1 {
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 1.2rem;
  margin-top: 0;
  letter-spacing: 0.03em;
}
.accent {
  color: var(--accent);
}
.subtitle {
  font-size: 1.3rem;
  margin-bottom: 2.5rem;
  color: #eee;
  font-weight: 300;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
footer {
  margin-top: 3rem;
  font-size: 1rem;
  color: #90bca7;
  letter-spacing: 0.05em;
  display: flex;
  justify-content: center;
}