:root {
  color-scheme: light;
  --ink: #17212f;
  --muted: #5f6f85;
  --paper: #f7f5ef;
  --line: #d7d0c3;
  --accent: #0f766e;
  --accent-dark: #134e4a;
  --panel: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.12), transparent 42%),
    radial-gradient(circle at 82% 14%, rgba(23, 33, 47, 0.1), transparent 30%),
    var(--paper);
}

.page-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
}

.intro {
  width: min(100%, 720px);
  padding: clamp(28px, 6vw, 64px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 24px 80px rgba(23, 33, 47, 0.12);
}

.brand-mark {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  margin-bottom: 32px;
  border: 1px solid rgba(15, 118, 110, 0.35);
  border-radius: 8px;
  color: #ffffff;
  background: linear-gradient(145deg, var(--accent), var(--accent-dark));
  font-size: 28px;
  font-weight: 700;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 10ch;
  margin: 0;
  font-size: clamp(44px, 9vw, 86px);
  line-height: 0.95;
  letter-spacing: 0;
}

.lede {
  max-width: 520px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.55;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  margin-top: 32px;
  color: var(--accent-dark);
  font-size: 18px;
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

.contact-link:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.35);
  outline-offset: 4px;
  border-radius: 4px;
}

@media (max-width: 520px) {
  .intro {
    padding: 28px;
  }

  .brand-mark {
    width: 56px;
    height: 56px;
    margin-bottom: 28px;
  }

  h1 {
    max-width: 9ch;
    font-size: 48px;
  }

  .lede {
    font-size: 18px;
  }
}