/* The site footer, the same on every page. Near-black, full width, in columns: the brand and tagline, then Peek and
   the skill, the supported documents (each links to an example read), the breakdowns, and the site pages. A base
   row carries the copyright and who built it. `footer.sfoot` outranks each page's older `footer {}` rules. */
footer.sfoot {
  margin: 96px 0 0; padding: 64px 0 28px; background: #0a0b0a; color: #8b918d;
  box-shadow: 0 0 0 100vmax #0a0b0a; clip-path: inset(0 -100vmax);
  font-family: "Geist", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.sfoot-in { max-width: 1092px; margin: 0 auto; padding: 0 24px; }
.sfoot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.5fr 1fr 1fr; gap: 40px 32px; }
.sfoot-col h4, .sfoot-col a { white-space: nowrap; }
.sfoot-brand a { font-weight: 700; font-size: 19px; letter-spacing: -0.01em; color: #ffffff; text-decoration: none; }
.sfoot-brand p { margin: 10px 0 0; font-size: 14px; line-height: 1.6; color: #8b918d; max-width: 30ch; text-wrap: balance; }
.sfoot-col h4 { margin: 0 0 14px; font-size: 14px; font-weight: 600; color: #ffffff; }   /* plain headings in sentence case, never small-caps eyebrows */
.sfoot-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.sfoot-col a, .sfoot-base a { font-size: 14px; color: #b9beba; text-decoration: none; transition: color .18s cubic-bezier(0.23, 1, 0.32, 1); }
.sfoot-col a:hover, .sfoot-base a:hover { color: #ffffff; }
.sfoot-base { display: flex; justify-content: space-between; align-items: center; gap: 12px 24px; flex-wrap: wrap; margin-top: 56px; padding-top: 22px; border-top: 1px solid #1f2220; font-size: 13px; color: #6f7571; }
.sfoot-base a { font-size: 13px; }
@media (max-width: 900px) { .sfoot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .sfoot-brand { grid-column: 1 / -1; } }
@media (max-width: 560px) { footer.sfoot { margin-top: 72px; padding-top: 48px; } .sfoot-grid { gap: 32px 20px; } }