* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  min-height: 100vh;
  background: #0d0d0d;
  color: #ffffff;
}

header {
  display: flex;
  justify-content: flex-end;
  padding: 24px 40px;
}

.btn {
  background: #ff642e;
  color: #ffffff;
  border: none;
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
}

.btn:hover {
  background: #e5551f;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 24px;
  min-height: calc(100vh - 80px);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 16px;
}

main p {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  color: #a0a0a0;
  max-width: 480px;
}