/* Cortexia: static warm light and slate depth around the existing architecture.
   No added assets, motion, fixed layers, or layout changes. */
body,
body.page-body,
body.book-page {
  background-color: #070708;
  --text-muted: rgba(243, 239, 231, 0.60);
  background-image:
    radial-gradient(ellipse 82% 860px at 0% 360px,
      rgba(204, 171, 122, 0.12), transparent 78%),
    radial-gradient(ellipse 76% 980px at 100% 1570px,
      rgba(133, 165, 192, 0.10), transparent 78%),
    linear-gradient(115deg,
      transparent 20%, rgba(232, 224, 210, 0.024) 48%, transparent 74%);
  background-size: 100% 2400px, 100% 2400px, 100% 1200px;
  background-repeat: repeat-y;
}

@media (max-width: 720px) {
  body,
  body.page-body,
  body.book-page {
    background-size: 160% 2100px, 160% 2100px, 100% 1000px;
    background-position: left top, right top, center top;
  }
}

/* The prose link rule otherwise paints cream text on the cream button. */
.prose a.btn-primary {
  color: var(--ink);
  border-bottom-color: transparent;
}

/* No motion is added, including when reduced motion is requested. */
@media (forced-colors: active) {
  body,
  body.page-body,
  body.book-page {
    background-image: none;
  }
}