* {
  box-sizing: border-box;
}

html {
  background: #111;
  color: #f5f5f5;
  font-family: system-ui, sans-serif;
  min-height: 100vh;
}

body {
  margin: 0;
}

main {
  max-width: 575px;
  margin: 2rem auto;
  padding: 2rem 1.5rem;
  text-align: center;
  background: #181818;
  border-radius: 18px;
  box-shadow: 0 4px 32px rgba(0,0,0,0.2);
}

h1 {
  margin: 0 0 1rem;
  font-size: 16px;
}

.tagline,
p {
  color: #bbb;
  margin: 0 0 1rem;
  line-height: 1.5;
}

.hero {
  display: block;
  max-width: 100%;
  margin: 0 auto 2rem;
  border-radius: 14px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.15);
}

.links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.links a {
  background: #222;
  color: #fff;
  padding: 0.6rem 1.3rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  border: 1px solid #222;
  transition: background 0.15s ease, color 0.15s ease;
}

.links a:hover {
  background: #333;
  color: #ffe082;
}

footer {
  color: #aaa;
  font-size: 0.9rem;
  margin-top: 2rem;
}

@media (max-width: 600px) {
  main {
    margin: 1.5rem auto;
    padding: 1.5rem 1rem;
  }

  .links {
    gap: 0.75rem;
  }
}