:root {
  color-scheme: light dark;
  --bg: #fcfcfa;
  --fg: #1c1c1a;
  --muted: #5d5d58;
  --rule: #e0ded6;
  --panel: #ffffff;
  --accent: #7a4b1e;
  --mark: #f1ede3;
  --ins: #e3efe4;
  --del: #f6e2e2;
  --warn: #8a3d10;
  --display: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16171a;
    --fg: #e6e5e1;
    --muted: #a0a09a;
    --rule: #33353a;
    --panel: #1e2024;
    --accent: #d9a066;
    --mark: #2a2c31;
    --ins: #26402c;
    --del: #4a2626;
    --warn: #e0a35a;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0 0 3rem;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 var(--sans);
}
main { max-width: 62rem; margin: 0 auto; padding: 1.5rem 1.25rem 0; }
h1, h2, h3, .display { font-family: var(--display); font-weight: 600; }
h1 { font-size: 2rem; line-height: 1.15; margin: 0 0 .35rem; letter-spacing: -.01em; }
h2 { font-size: 1.3rem; margin: 2.5rem 0 .5rem; padding-bottom: .3rem;
     border-bottom: 1px solid var(--rule); }
h3 { font-size: 1.1rem; margin: 0 0 .2rem; }
p { margin: .6rem 0; }
a { color: var(--accent); }
code { font-family: var(--mono); font-size: .88em; }
.lede { font-size: 1.05rem; max-width: 44rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.scroll { overflow-x: auto; }
header.bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem 1.25rem;
  max-width: 62rem;
  margin: 0 auto;
  padding: .85rem 1.25rem;
  border-bottom: 1px solid var(--rule);
}
.wordmark { font-family: var(--display); font-size: 1.2rem; color: var(--fg);
            text-decoration: none; }
header.bar nav { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .9rem; }
#search { position: relative; flex: 1 1 14rem; margin-left: auto; }
#search input {
  width: 100%;
  padding: .35rem .6rem;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--panel);
  color: var(--fg);
  font: inherit;
  font-size: .9rem;
}
#search .results {
  position: absolute;
  z-index: 10;
  top: calc(100% + .25rem);
  left: 0;
  right: 0;
  max-height: 60vh;
  overflow-y: auto;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 4px;
}
#search .results li + li { border-top: 1px solid var(--rule); }
#search .results a { display: block; padding: .35rem .6rem; font-size: .9rem;
                     text-decoration: none; }
#search .results a:hover, #search .results a:focus { background: var(--mark); }
.hero { padding: 2.5rem 0 1rem; text-align: center; }
.hero p { max-width: 42rem; margin: .7rem auto; }
.strip {
  margin: 1.5rem 0;
  padding: .7rem 1rem;
  border-left: 3px solid var(--accent);
  background: var(--mark);
  font-size: .92rem;
}
.cardrow { padding: .75rem 0; border-top: 1px solid var(--rule); }
.cardrow h3 { font-size: 1rem; }
.cardrow p { margin: .1rem 0 0; font-size: .88rem; color: var(--muted); }
.layout { display: block; }
.sidebar {
  margin: 1.5rem 0;
  padding: .2rem 1rem .8rem;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 6px;
  font-size: .88rem;
}
.sidebar h2 {
  margin: 1rem 0 .3rem;
  padding: 0;
  border: 0;
  font-family: var(--sans);
  font-size: .75rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
}
.sidebar ul { list-style: none; margin: 0; padding: 0; }
.sidebar li { padding: .12rem 0; }
.sidebar summary { padding: .6rem 0; }
@media (min-width: 60rem) {
  .layout {
    display: grid;
    grid-template-columns: 16rem minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
  }
  .sidebar { position: sticky; top: 1rem; max-height: calc(100vh - 2rem); overflow-y: auto; }
}
.timeline { min-width: 0; }
.event {
  margin: 1.25rem 0;
  padding: 1rem 1.1rem;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 6px;
}
.event h3 { display: flex; flex-wrap: wrap; gap: .5rem; align-items: baseline; }
.official { margin: .1rem 0 .5rem; font-size: .86rem; color: var(--muted); }
.facts { margin: .2rem 0 .8rem; font-size: .85rem; color: var(--muted); }
.changes { list-style: none; margin: 0; padding: 0; }
.changes > li { padding: .7rem 0; border-top: 1px solid var(--rule); }
.chg { padding: .8rem 0; border-top: 1px solid var(--rule); scroll-margin-top: 1rem; }
.chg:target { background: var(--mark); }
.pill {
  display: inline-block;
  padding: .05rem .45rem;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--mark);
  font-size: .72rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.pill.ins { background: var(--ins); }
.pill.disp { background: transparent; border-color: var(--warn); color: var(--warn); }
.tag { display: inline-block; padding: .05rem .45rem; border: 1px solid var(--rule);
       border-radius: 3px; background: var(--mark); font-size: .72rem; letter-spacing: .06em; }
.applies { font-size: .8rem; color: var(--muted); }
.disputed { font-size: .82rem; color: var(--warn); }
.quoted { font-style: italic; color: var(--muted); }
.none { font-style: italic; color: var(--muted); }
details { margin: .5rem 0 0; }
summary { cursor: pointer; font-size: .85rem; color: var(--accent); }
.lbl { margin: .8rem 0 .2rem; font-size: .75rem; letter-spacing: .06em;
       text-transform: uppercase; color: var(--muted); }
.diff {
  margin: .2rem 0 0;
  padding: .7rem .8rem;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 4px;
  font-family: var(--display);
}
.diff ins { background: var(--ins); padding: 0 .1rem; border-radius: 2px;
            text-decoration: none; }
.diff del { background: var(--del); padding: 0 .1rem; border-radius: 2px;
            text-decoration: line-through; }
.before-after pre, .verbatim {
  margin: 0;
  padding: .7rem .8rem;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 4px;
  font-family: var(--display);
  font-size: .95rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.verbatim.ins { background: var(--ins); }
.verbatim.del { background: var(--del); }
table { border-collapse: collapse; width: 100%; font-size: .88rem; min-width: 40rem; }
th, td { text-align: left; vertical-align: top; padding: .5rem .6rem;
         border-bottom: 1px solid var(--rule); }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
td.result { white-space: nowrap; }
td.meaning { color: var(--muted); }
.caveats { margin: .75rem 0 0; padding-left: 1.1rem; font-size: .92rem; color: var(--muted); }
.caveats li { margin: .3rem 0; }
.loop { list-style: none; display: grid; gap: .75rem; padding: 0; margin: 1rem 0;
        grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }
.loop li { background: var(--panel); border: 1px solid var(--rule); border-radius: 6px;
           padding: .7rem .8rem; font-size: .85rem; }
.loop b { display: block; font-size: .78rem; letter-spacing: .06em; color: var(--accent); }
.disclaimer {
  margin: 1.25rem 0 0;
  padding: .8rem 1rem;
  border-left: 3px solid var(--accent);
  background: var(--mark);
  font-size: .92rem;
}
footer {
  max-width: 62rem;
  margin: 3rem auto 0;
  padding: 1rem 1.25rem 0;
  border-top: 1px solid var(--rule);
  font-size: .85rem;
  color: var(--muted);
}