@font-face {
  font-family: "JetBrains Mono";
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/JetBrainsMono-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-weight: 700;
  font-display: swap;
  src: url("/fonts/JetBrainsMono-Bold.woff2") format("woff2");
}

:root {
  --bg: #F4EFE6;    /* paper */
  --fg: #1B1A33;    /* ink */
  --ember: #EFA04B;
  --rule: #B8641F;  /* ember deep: ember for text on paper */
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #1B1A33; --fg: #F4EFE6; --rule: #EFA04B; }
}

html {
  background: var(--bg);
  color: var(--fg);
  font: 400 1rem/1.6 "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
}
body {
  max-width: 60ch;
  margin: 0 auto;
  padding: 18vh 1rem 4rem;
}

h1 {
  font-size: clamp(1.875rem, 8vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 1.5rem;
  word-spacing: -.3em;  /* half-cell prompt gap, as on the logo sheet */
  font-variant-ligatures: none;
}
.ember {
  color: var(--ember);
  /* afterglow: sigma .06em at 70% over sigma .175em at 35% */
  text-shadow: 0 0 .12em rgba(239, 160, 75, .7), 0 0 .35em rgba(239, 160, 75, .35);
}

p, address { margin: 0 0 1.5rem; }
address { font-style: normal; }
a {
  color: inherit;
  text-decoration-color: var(--rule);
  text-underline-offset: .15em;
}