:root {
  color-scheme: light;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  --page-background: #eef2f6;
  --card-background: #ffffff;
  --heading-color: #18263a;
  --body-color: #536174;
  --accent-color: #2371a7;
  --border-color: #d9e0e8;
  --shadow-color: rgb(24 38 58 / 12%);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--page-background);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--body-color);
  background:
    radial-gradient(circle at top, #ffffff 0, transparent 48%),
    var(--page-background);
}

.page-shell {
  display: grid;
  min-height: 100vh;
  padding:
    max(1.5rem, env(safe-area-inset-top))
    max(1rem, env(safe-area-inset-right))
    max(1.5rem, env(safe-area-inset-bottom))
    max(1rem, env(safe-area-inset-left));
  place-items: center;
}

.product-card {
  display: flex;
  width: min(100%, 34rem);
  align-items: center;
  gap: 1.25rem;
  padding: clamp(1.5rem, 5vw, 2.5rem);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  background: var(--card-background);
  box-shadow: 0 1rem 3rem var(--shadow-color);
}

.product-mark {
  display: grid;
  width: 4.5rem;
  height: 4.5rem;
  flex: 0 0 auto;
  border-radius: 1rem;
  color: #ffffff;
  background: var(--accent-color);
  font-size: 1rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  place-items: center;
}

.product-category {
  margin: 0 0 0.25rem;
  color: var(--accent-color);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  color: var(--heading-color);
  font-size: clamp(2rem, 8vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.product-description {
  margin: 0.75rem 0 0;
  font-size: 1rem;
  line-height: 1.5;
}

@media (max-width: 31rem) {
  .product-card {
    align-items: flex-start;
    flex-direction: column;
  }
}