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

html, body {
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  background: #0f1115;
  color: #f4f5f7;
}

.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.5rem;
}

.eyebrow {
  letter-spacing: 0.35em;
  font-size: 0.8rem;
  font-weight: 600;
  color: #7dd3fc;
  margin-bottom: 1.25rem;
}

h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.3;
  max-width: 26ch;
}

.tagline {
  margin-top: 1rem;
  font-size: 1.05rem;
  color: #b7bcc8;
}

footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.8rem;
  color: #6b7280;
}