/* Holonote site — the app's grounds and inks, light and dark */

:root {
  --ground: hsl(60, 30%, 97%);
  --ink: hsl(210, 2%, 18%);
  --ink-soft: hsla(210, 2%, 18%, 0.55);
  --rule: hsla(210, 2%, 18%, 0.12);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ground: hsl(220, 24%, 12%);
    --ink: hsl(0, 0%, 100%);
    --ink-soft: hsla(210, 7%, 84%, 0.55);
    --rule: hsla(210, 7%, 84%, 0.14);
  }
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
  padding: 0 24px;
}

/* Home: everything centred in the viewport */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0;
}

.hero > * { min-width: 0; }

.icon {
  width: 120px;
  height: 120px;
  border-radius: 27px;
  box-shadow: 0 8px 24px hsla(0, 0%, 0%, 0.12);
}

h1 {
  font-weight: 400;
  font-size: 24px;
  margin: 28px 0 0;
}

.tagline {
  font-family: var(--serif);
  font-size: 30px;
  line-height: 1.25;
  margin: 12px 0 0;
  align-self: stretch;
}

.badge {
  display: inline-block;
  margin-top: 40px;
  line-height: 0;
}

.badge img {
  height: 54px;
  width: auto;
}

.foot {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 28px;
  text-align: center;
  font-size: 15px;
  color: var(--ink-soft);
}

.foot a {
  color: inherit;
  text-decoration: none;
}

.foot a:hover { text-decoration: underline; }

.foot .dot { margin: 0 10px; }

/* Text pages */

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 56px 0 96px;
  font-size: 18px;
  line-height: 1.55;
}

.page .back {
  display: inline-block;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 15px;
  margin-bottom: 40px;
}

.page .back:hover { text-decoration: underline; }

.page h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 34px;
  line-height: 1.2;
  margin: 0 0 8px;
}

.page .meta {
  color: var(--ink-soft);
  font-size: 15px;
  margin: 0 0 36px;
}

.page h2 {
  font-size: 21px;
  font-weight: 400;
  margin: 36px 0 8px;
}

.page p, .page li { margin: 0 0 14px; }

.page ul { padding-left: 20px; }

.page a { color: inherit; }

@media (max-width: 420px) {
  .icon { width: 100px; height: 100px; border-radius: 22px; }
  .tagline { font-size: 26px; }
}