:root {
  --text: #111;
  --muted: #555;
  --bg: #fff;
  --line: #c8c8c8;
  --head: #f0f0f0;
  --section: #e4e4e4;
  --link: #0645ad;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e6e6e6;
    --muted: #a8a8a8;
    --bg: #161616;
    --line: #444;
    --head: #242424;
    --section: #2c2c2c;
    --link: #8ab4f8;
  }
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--link); }

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

header.wrap { padding-top: 28px; padding-bottom: 12px; }

h1 { font-size: 26px; margin: 0 0 6px; }

.lede { margin: 0; max-width: 70ch; color: var(--muted); }

.controls {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.controls-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.controls select,
.controls input[type="search"] {
  font: inherit;
  color: inherit;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 4px 6px;
}

.controls select { min-width: 11em; }
.controls input[type="search"] { width: 14em; }
.controls .check { margin-left: 8px; }
.controls .find { margin-left: 8px; }
.count { color: var(--muted); font-size: 14px; }

#picks { display: inline-flex; flex-wrap: wrap; gap: 8px; }
.pick { display: inline-flex; align-items: center; gap: 4px; }

.controls button {
  font: inherit;
  color: inherit;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 4px 8px;
  cursor: pointer;
}

.controls button.remove {
  border: 0;
  background: none;
  padding: 2px 4px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: underline;
}

nav#contents { margin: 20px 0 8px; }
nav#contents h2 { font-size: 17px; margin: 0 0 6px; }
nav#contents h3 { font-size: 15px; margin: 10px 0 2px; }
nav#contents ul { margin: 0; padding: 0; list-style: none; columns: 3; column-gap: 24px; }
nav#contents li { padding: 1px 0; break-inside: avoid; }

@media (max-width: 900px) {
  nav#contents ul { columns: 2; }
}

.note { color: var(--muted); font-size: 14px; max-width: 80ch; }

h2.group {
  font-size: 20px;
  margin: 40px 0 4px;
  padding-top: 12px;
  border-top: 2px solid var(--text);
}

section.sheet,
nav#contents,
h2.group { scroll-margin-top: 64px; }

section.sheet { margin: 22px 0 32px; }
section.sheet h3 { font-size: 17px; margin: 0 0 2px; }
section.sheet h3 a.top { font-size: 13px; font-weight: normal; margin-left: 10px; }
.purpose { margin: 0 0 8px; color: var(--muted); font-size: 14px; }

.scroll { overflow-x: auto; }

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
}

th, td {
  border: 1px solid var(--line);
  padding: 5px 8px;
  vertical-align: top;
  text-align: left;
  overflow-wrap: anywhere;
}

thead th { background: var(--head); font-weight: 600; }
tbody th[scope="row"] { font-weight: 500; width: 28%; }
tr.section th { background: var(--section); font-weight: 600; }
table.compare { table-layout: fixed; }
table.compare[data-platforms="2"] { min-width: 640px; }
table.compare[data-platforms="2"] tbody th[scope="row"] { width: 22%; }
table.compare[data-platforms="3"] { min-width: 820px; }
table.compare[data-platforms="3"] tbody th[scope="row"] { width: 19%; }
table.records th, table.records td { min-width: 9em; }
table.records td.wide { min-width: 18em; }
td.empty { color: var(--muted); font-style: italic; }

.hidden { display: none; }

footer { margin: 48px 0 32px; color: var(--muted); font-size: 14px; }

@media (max-width: 640px) {
  nav#contents ul { columns: 1; }
  table.compare[data-platforms="1"] tbody th[scope="row"] { width: 34%; }
  .controls input[type="search"] { width: 100%; }
}