:root {
  --black: #111111;
  --gray: #5b5b5b;
  --light-gray: #8a8a8a;
  --border: #e5e5e5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #ffffff;
  color: var(--black);
  font-family: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 96px 24px 64px;
}

.intro h1 {
  font-family: "SF Pro Display", "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  font-size: clamp(14px, calc(5.9375vw - 3px), 35px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  white-space: nowrap;
}

.wave {
  display: inline-block;
}

.tagline {
  font-size: 18px;
  line-height: 1.6;
  color: var(--gray);
  margin: 0 0 48px;
}

.tagline em {
  font-style: normal;
  color: var(--black);
}

.hero-photo {
  margin: 0 0 48px;
  border-radius: 12px;
  overflow: hidden;
}

.hero-photo img {
  display: block;
  width: 100%;
  height: auto;
}

.copy p {
  font-size: 17px;
  line-height: 1.7;
  color: var(--gray);
  margin: 0 0 24px;
}

.copy a {
  color: var(--black);
  text-decoration: underline;
  text-decoration-color: var(--light-gray);
  text-underline-offset: 2px;
}

.copy a:hover {
  text-decoration-color: var(--black);
}

.copy .cta {
  font-size: 19px;
  font-weight: 600;
  color: var(--black);
  margin-top: 40px;
}

.copy .cta a {
  color: var(--black);
}

.site-footer {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 24px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer p {
  margin: 0;
  font-size: 13px;
  color: var(--light-gray);
}

@media (max-width: 480px) {
  .page {
    padding: 64px 20px 48px;
  }

  .tagline {
    font-size: 16px;
    margin-bottom: 36px;
  }
}