/* Shared by every page: the paper and ink (set from the hour by site.js), the header, and the
   long-form pages (changelog, FAQ). */
:root {
  /* These are the daytime values, for before the script runs. */
  --paper: #f6f0e4;
  --ink: #1d1b18;
  --dim: rgba(29, 27, 24, 0.56);
  --faint: rgba(29, 27, 24, 0.12);
  --glow: #ffb86b;
  interpolate-size: allow-keywords;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.5 -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
:focus-visible { outline: 3px solid var(--dim); outline-offset: 4px; border-radius: 6px; }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 28px; }

/* Header: the stamp, the name, the version, and the other pages. */
header { position: sticky; top: 0; z-index: 5; background: var(--paper); }
header .wrap { display: flex; align-items: center; gap: 12px; height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand svg { width: 31px; height: 36px; overflow: visible; transition: transform 0.25s cubic-bezier(0.3, 1.6, 0.5, 1); }
.brand:hover svg { transform: rotate(-6deg); }
.brand b { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.version {
  align-self: flex-start;
  margin-top: 20px;
  padding: 1px 7px;
  border: 1.5px solid var(--faint);
  border-radius: 7px;
  font-size: 12px;
  font-weight: 700;
  color: var(--dim);
  text-decoration: none;
}
.version:hover { color: var(--ink); }
header nav { display: flex; gap: 4px; margin-left: auto; }
header nav a {
  padding: 7px 13px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--dim);
  text-decoration: none;
}
header nav a:hover { color: var(--ink); background: var(--faint); }
header nav a[aria-current="page"] { color: var(--ink); }

/* Long-form pages. */
.doc { max-width: 760px; padding-top: 44px; padding-bottom: 140px; }
.doc h1 { margin: 0; font-size: clamp(56px, 11vw, 92px); line-height: 1; font-weight: 700; letter-spacing: -0.045em; }
.updated { display: flex; align-items: center; gap: 9px; margin: 16px 0 0; font-weight: 500; color: var(--dim); }
.updated svg { width: 15px; height: 17px; overflow: visible; }
.release { margin-top: 76px; }
.release h2 { margin: 0; font-size: 42px; line-height: 1.1; font-weight: 700; letter-spacing: -0.03em; }
.release > p { max-width: 32em; margin: 14px 0 26px; font-size: 19px; line-height: 1.5; }
.faq { margin-top: 56px; }

/* Rows that open: a release, or a question. */
details { border-bottom: 1px solid var(--faint); }
details::details-content {
  block-size: 0;
  overflow: hidden;
  transition: block-size 0.3s ease, content-visibility 0.3s allow-discrete;
}
details[open]::details-content { block-size: auto; }
summary {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 22px 0;
  list-style: none;
  cursor: pointer;
  font-size: 21px;
  line-height: 1.3;
  font-weight: 650;
  letter-spacing: -0.01em;
}
summary::-webkit-details-marker { display: none; }
summary .toggle {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  align-self: center;
  color: var(--dim);
  transition: transform 0.3s cubic-bezier(0.3, 1.5, 0.5, 1);
}
summary .toggle::before, summary .toggle::after {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
  border-radius: 1px;
  background: currentColor;
}
summary .toggle::after { transform: rotate(90deg); }
details[open] summary .toggle { transform: rotate(45deg); color: var(--ink); }
summary:hover .toggle { color: var(--ink); }
summary time, summary small { margin-left: auto; flex: none; font-size: 16px; font-weight: 500; color: var(--dim); }
.answer { padding: 0 0 26px 34px; color: var(--dim); }
.answer p { margin: 0 0 10px; max-width: 34em; }
.answer ul { margin: 0; padding: 0 0 0 18px; }
.answer li { margin: 0 0 8px; max-width: 34em; }
.answer li::marker { color: var(--faint); }
.answer b, .answer a { color: var(--ink); font-weight: 600; }
kbd { padding: 1px 6px; border: 1.5px solid var(--faint); border-radius: 6px; font: 600 14px/1.4 inherit; color: var(--ink); }

@media (max-width: 560px) {
  header nav a { padding: 7px 9px; }
  .version { display: none; }
  .release h2 { font-size: 34px; }
  summary { font-size: 19px; }
}
@media (prefers-reduced-motion: reduce) {
  details::details-content, summary .toggle, .brand svg { transition: none; }
}