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

body {
  font-family: 'Lexend', system-ui, -apple-system, sans-serif;
  background: #ffffff;
  color: #0f0f0f;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

main {
  text-align: center;
  max-width: 520px;
}

h1 {
  font-size: clamp(5rem, 16vw, 13rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 0.88;
  color: #0f0f0f;
  margin-bottom: 0.25em;
}

.tagline {
  font-size: clamp(1.4rem, 5vw, 2.2rem);
  font-weight: 400;
  color: #444444;
  line-height: 1.3;
  margin: 0.3em 0 1.8em;
}

.email {
  display: inline-block;
  font-size: clamp(1.25rem, 4.5vw, 1.8rem);
  font-weight: 500;
  color: #AF1C2E;
  text-decoration: none;
  padding: 0.4em 0.8em;
  border: 2px solid #AF1C2E;
  border-radius: 8px;
  transition: all 0.25s ease;
}

.email:hover,
.email:focus {
  background: #AF1C2E;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(175, 28, 46, 0.18);
}

/* Mobile fine-tuning */
@media (max-width: 500px) {
  h1 {
    font-size: clamp(4.2rem, 20vw, 10rem);
  }
  .tagline {
    font-size: clamp(1.3rem, 6vw, 1.9rem);
  }
  .email {
    font-size: clamp(1.15rem, 5vw, 1.6rem);
    padding: 0.5em 1em;
  }
}