:root {
  --navy: #14252E;
  --slate: #3F5F70;
  --lagoon: #0E6E8C;
  --paper: #F1F6F8;
  --white: #FFFFFF;
  --sh-s: 0 4px 16px 0 rgba(63, 95, 112, .15);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100dvh;
  background: var(--paper);
  color: var(--slate);
  font: 400 16px/1.5 system-ui, -apple-system, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

main {
  max-width: 480px;
  margin: 0 auto;
  padding: calc(env(safe-area-inset-top) + 32px) 20px calc(env(safe-area-inset-bottom) + 32px);
}

img { border-radius: 16px; box-shadow: var(--sh-s); }

h1 { color: var(--navy); font-weight: 700; font-size: 28px; margin: 20px 0 4px; }

.lede { margin: 0 0 24px; }

dl {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px 16px;
  margin: 0 0 24px;
  padding: 16px;
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--sh-s);
}
dt { font-weight: 600; color: var(--navy); }
dd { margin: 0; font-variant-numeric: tabular-nums; }

#message { min-height: 3em; }

button {
  width: 100%;
  min-height: 44px;
  padding: 12px 20px;
  border: 0;
  border-radius: 12px;
  background: var(--lagoon);
  color: var(--white);
  font: 600 16px/1.2 inherit;
  touch-action: manipulation;
  transition: transform 100ms ease-out;
}
button:active { transform: scale(.96); transition-duration: 40ms; }
button:disabled { opacity: .6; }

@media (prefers-reduced-motion: reduce) {
  button, button:active { transition: none; transform: none; }
}