/* vellum — manuscript / parchment finishing touches over the bslib theme */

:root {
  --vellum-rule: #d8c9a8;
}

/* A faint aged-paper wash behind the whole page. */
body {
  background-image:
    radial-gradient(circle at 18% 12%, rgba(150, 120, 70, 0.06), transparent 55%),
    radial-gradient(circle at 85% 8%, rgba(120, 90, 50, 0.05), transparent 50%);
  background-attachment: fixed;
}

/* Headings in the manuscript small-caps face, with a hairline rule under h1/h2. */
h1, h2 {
  border-bottom: 1px solid var(--vellum-rule);
  padding-bottom: 0.25rem;
  letter-spacing: 0.01em;
}

/* Page title on the home page. */
.template-home h1 {
  font-size: 2.4rem;
}

/* Give the hex logo room and a soft shadow. */
.navbar-brand img,
img[src$="logo.png"] {
  filter: drop-shadow(0 2px 6px rgba(60, 44, 20, 0.25));
}

/* Quieter code blocks on the parchment. */
pre {
  border: 1px solid var(--vellum-rule);
}