@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-display: swap; src: url(fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url(fonts/jetbrains-mono-latin-500-normal.woff2) format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 400; font-display: swap; src: url(fonts/inter-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 500; font-display: swap; src: url(fonts/inter-latin-500-normal.woff2) format("woff2"); }

:root {
  --bg: #0e0e0c;
  --bg-raised: #151512;
  --fg: #e8e6df;
  --muted: #8a877e;
  --faint: #55534c;
  --rule: #2a2925;
  --accent: #f5a524;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --sans: "Inter", ui-sans-serif, system-ui, sans-serif;
  --wrap: 1200px;
  --gutter: 32px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 15px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
::selection { background: rgba(245, 165, 36, .28); }
:focus-visible { outline: 1px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.amber { color: var(--accent); }

/* nav */
.nav { border-bottom: 1px solid var(--rule); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; font: 400 13px var(--mono); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 500; font-size: 14px; }
.brand i { width: 7px; height: 14px; background: var(--accent); display: block; }
.nav ul { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; color: var(--muted); }
.nav ul a { text-decoration: none; }
.nav ul a:hover, .nav ul a[aria-current] { color: var(--fg); }
.nav ul a[aria-current] { color: var(--accent); }
.tag { border: 1px solid var(--rule); padding: 1px 6px; color: var(--muted); }

/* hero */
.hero .wrap {
  display: grid; grid-template-columns: 11fr 13fr; gap: 56px;
  padding-top: 120px; padding-bottom: 112px; align-items: start;
}
.kicker { font: 400 13px var(--mono); color: var(--muted); margin: 0 0 28px; }
h1 {
  font: 500 50px/1.1 var(--mono); letter-spacing: -.04em;
  margin: 0 0 28px; text-wrap: balance;
}
.cursor { display: inline-block; width: .5em; height: .95em; background: var(--accent); vertical-align: -.1em; margin-left: .12em; animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .cursor { animation: none; } }
.lede { font-size: 17px; color: #b9b6ad; max-width: 30em; margin: 0 0 36px; }
.actions { display: flex; gap: 28px; font: 400 14px var(--mono); }
.actions a { text-decoration: none; }
.actions .primary { color: var(--accent); }
.actions .primary:hover { background: var(--accent); color: var(--bg); }
.actions .secondary { border-bottom: 1px solid var(--faint); }
.actions .secondary:hover { border-color: var(--fg); }

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

/* terminal */
.term { border: 1px solid var(--rule); background: var(--bg-raised); font: 400 12.5px/1.75 var(--mono); }
.term-head { display: flex; justify-content: space-between; border-bottom: 1px solid var(--rule); padding: 8px 16px; font-size: 11px; color: var(--faint); }
.term pre { margin: 0; padding: 18px 20px 20px; overflow-x: auto; white-space: pre; color: #cfccc3; font: inherit; }
.term .p { color: var(--faint); user-select: none; }
.term .o { color: var(--muted); }
.term .n { color: var(--accent); }
.term .cursor { width: .6em; height: 1.15em; vertical-align: -.25em; }
.chart { border-top: 1px solid var(--rule); padding: 14px 20px 12px; }
.chart-label { display: flex; justify-content: space-between; font: 400 11px var(--mono); color: var(--muted); margin-bottom: 8px; }
.chart svg { display: block; width: 100%; height: 72px; }
.chart .ticks { display: flex; justify-content: space-between; font: 400 10px var(--mono); color: var(--faint); margin-top: 6px; }

/* sections */
section.block { border-top: 1px solid var(--rule); }
section.block .wrap > * { min-width: 0; }
section.block .wrap { display: grid; grid-template-columns: 64px 1fr; padding-top: 72px; padding-bottom: 80px; }
.num { font: 400 13px var(--mono); color: var(--faint); padding-top: 6px; }
h2 { font: 500 26px/1.25 var(--mono); letter-spacing: -.02em; margin: 0 0 12px; }
.intro { color: var(--muted); max-width: 38em; margin: 0 0 40px; }

/* size table */
.sizes { width: 100%; border-collapse: collapse; font: 400 13px var(--mono); }
.sizes td { padding: 11px 0; border-bottom: 1px solid var(--rule); vertical-align: middle; }
.sizes td:first-child { width: 110px; color: var(--fg); }
.sizes td.loc { width: 80px; text-align: right; padding-right: 28px; font-variant-numeric: tabular-nums; }
.sizes td.bar { width: 36%; padding-right: 32px; }
.sizes td.bar span { display: block; height: 3px; background: var(--accent); }
.sizes td.what { color: var(--muted); font-family: var(--sans); font-size: 14px; }
.sizes tr.total td { border-bottom: 0; color: var(--muted); }

/* three columns */
.cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.cols h3 { font: 500 14px var(--mono); margin: 0 0 10px; }
.cols p { color: var(--muted); margin: 0 0 16px; font-size: 14.5px; }
.cols code { display: block; font: 400 12px var(--mono); color: #cfccc3; border-left: 1px solid var(--accent); padding: 2px 0 2px 12px; white-space: pre-wrap; word-break: break-word; }

/* fit */
.fit { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.fit h3 { font: 500 13px var(--mono); color: var(--muted); margin: 0 0 12px; font-weight: 400; }
.fit ul { list-style: none; margin: 0; padding: 0; }
.fit li { padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: 15px; display: flex; gap: 16px; }
.fit li b { font: 400 14px var(--mono); width: 12px; }
.fit .yes b { color: var(--accent); }
.fit .no b { color: var(--faint); }
.fit .no li { color: var(--muted); }
.fit .note { font: 400 13px var(--mono); color: var(--muted); margin-top: 16px; }

footer { border-top: 1px solid var(--rule); }
footer .wrap { display: flex; justify-content: space-between; padding-top: 22px; padding-bottom: 22px; font: 400 12px var(--mono); color: var(--muted); }
footer a { text-decoration: none; }
footer a:hover { color: var(--fg); }

/* docs */
.docs { display: grid; grid-template-columns: 220px minmax(0, 720px) 1fr; gap: 56px; max-width: 1360px; margin: 0 auto; padding: 0 var(--gutter); }
.side { position: sticky; top: 0; align-self: start; padding: 48px 0; max-height: 100vh; overflow-y: auto; }
.side ol, .toc ol { list-style: none; margin: 0; padding: 0; font: 400 13px var(--mono); }
.side li a { display: flex; gap: 12px; padding: 5px 0 5px 14px; text-decoration: none; color: var(--muted); border-left: 1px solid var(--rule); }
.side li a span { color: var(--faint); }
.side li a:hover { color: var(--fg); }
.side li a.active { color: var(--accent); border-left-color: var(--accent); }
.content { padding: 48px 0 120px; }
.content h1 { font-size: 36px; margin-bottom: 12px; }
.content > p.muted { margin: 0 0 8px; }
.content section { padding-top: 56px; }
.content h2 { font-size: 20px; display: flex; gap: 14px; align-items: baseline; }
.content h2 .n { color: var(--faint); font-size: 13px; font-weight: 400; }
.content p, .content li { color: #c4c1b8; }
.content p code, .content li code, .content td code { font: 400 13px var(--mono); color: var(--fg); background: var(--bg-raised); border: 1px solid var(--rule); padding: 0 4px; }
.content ul { padding-left: 18px; }
.content table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 16px 0; }
.content th { text-align: left; font: 400 12px var(--mono); color: var(--muted); padding: 8px 16px 8px 0; border-bottom: 1px solid var(--fg); }
.content td { padding: 10px 16px 10px 0; border-bottom: 1px solid var(--rule); vertical-align: top; color: #c4c1b8; }
.content td:first-child { white-space: nowrap; }
.code { position: relative; border: 1px solid var(--rule); background: var(--bg-raised); margin: 16px 0 20px; }
.code .lang { position: absolute; top: 8px; left: 14px; font: 400 11px var(--mono); color: var(--faint); }
.code button { position: absolute; top: 5px; right: 8px; background: none; border: 0; color: var(--muted); font: 400 11px var(--mono); cursor: pointer; padding: 3px 6px; }
.code button:hover { color: var(--accent); }
.code pre { margin: 0; padding: 34px 16px 16px; overflow-x: auto; font: 400 13px/1.7 var(--mono); color: #cfccc3; }
.code .c { color: var(--faint); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.two h3 { font: 500 13px var(--mono); margin: 8px 0 4px; }
.toc { position: sticky; top: 0; align-self: start; padding: 56px 0; }
.toc p { font: 400 11px var(--mono); color: var(--faint); margin: 0 0 10px; }
.toc li a { display: block; padding: 3px 0; color: var(--muted); text-decoration: none; }
.toc li a:hover { color: var(--fg); }

@media (max-width: 1279px) { .docs { grid-template-columns: 200px minmax(0, 1fr); } .toc { display: none; } }
@media (max-width: 960px) {
  :root { --gutter: 20px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 48px; padding-top: 56px; padding-bottom: 64px; }
  h1 { font-size: 38px; }
  section.block .wrap { grid-template-columns: 1fr; padding-top: 48px; padding-bottom: 56px; }
  .num { padding: 0 0 8px; }
  .cols, .fit, .two { grid-template-columns: 1fr; gap: 32px; }
  .sizes td.bar { display: none; }
  .docs { grid-template-columns: 1fr; gap: 0; }
  .side { position: static; padding: 24px 0 0; max-height: none; }
  .side ol { display: flex; flex-wrap: wrap; gap: 4px 16px; }
  .side li a { border: 0; padding: 2px 0; }
}
@media (max-width: 520px) {
  .nav ul { gap: 16px; } .nav .tag { display: none; }
  .sizes td.what { display: none; }
  footer .wrap { flex-direction: column; gap: 6px; }
}

/* size bars fill in on first view */
.sizes td.bar span { transition: transform .9s cubic-bezier(.2, .7, .2, 1); transform-origin: left; }
.sizes tr:nth-child(2) td.bar span { transition-delay: .06s; }
.sizes tr:nth-child(3) td.bar span { transition-delay: .12s; }
.sizes tr:nth-child(4) td.bar span { transition-delay: .18s; }
.sizes tr:nth-child(5) td.bar span { transition-delay: .24s; }
.sizes tr:nth-child(6) td.bar span { transition-delay: .30s; }
.sizes.pending td.bar span { transform: scaleX(0); }
.sizes tr:hover td { color: var(--fg); }
.chart svg { cursor: crosshair; }

/* footer as an editor status line */
.status .wrap { gap: 24px; }
.status .mode { background: var(--accent); color: var(--bg); padding: 0 8px; font-weight: 500; }
.status .left, .status .right { display: flex; gap: 20px; align-items: center; }
.status kbd { font: inherit; color: var(--fg); border: 1px solid var(--rule); padding: 0 5px; margin-right: 4px; }
@media (max-width: 720px) { .status .keys { display: none; } }

/* docs heading anchors */
.content h2 a.anchor { color: var(--faint); text-decoration: none; opacity: 0; margin-left: -4px; transition: opacity .15s; }
.content h2:hover a.anchor { opacity: 1; }
.content h2 a.anchor:hover { color: var(--accent); }
.code button.done { color: var(--accent); }

/* 404 */
.lost { min-height: calc(100vh - 57px - 67px); display: grid; place-items: center; }
.lost pre { font: 400 14px/1.8 var(--mono); color: #cfccc3; margin: 0; padding: 0 var(--gutter); white-space: pre-wrap; }
.lost .p { color: var(--faint); }
.lost a { color: var(--accent); }