* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: #111;
  background: #fff;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8vw;
}

.content {
  max-width: 800px;
}

.brand {
  margin: 0 0 2rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 9vw, 7rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.intro {
  max-width: 600px;
  margin: 2rem 0;
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  line-height: 1.5;
}

.button {
  display: inline-block;
  padding: 0.9rem 1.3rem;
  border: 2px solid #111;
  color: #111;
  text-decoration: none;
  font-weight: 700;
}

.button:hover {
  background: #111;
  color: #fff;
}

.section {
  max-width: 800px;
  padding: 6rem 8vw;
}

.section h2 {
  margin-top: 0;
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: -0.03em;
}

.section p {
  font-size: 1.1rem;
  line-height: 1.7;
}