:root {
  --color-deep-water: #174B57;
  --color-equipment-teal: #257986;
  --color-steam: #EAF4F0;
  --color-ink: #21383E;
  --color-white: #FFFFFF;
  --font-heading: "Zen Kaku Gothic New", "Yu Gothic", sans-serif;
  --font-body: "BIZ UDPGothic", "Yu Gothic", sans-serif;
  --font-body-size: 1rem;
  --shell: 73.75rem;
  --radius-control: .625rem;
  --space-section: clamp(4.5rem, 8vw, 7.5rem);
  --shadow-soft: 0 1rem 2.5rem rgb(23 75 87 / .10);
  --measure: 42rem;
  --border-soft: rgb(23 75 87 / .18);
  --transition-quick: 180ms ease;
}