/* Palette copied from worldwidewebb packages/theme/palette.css (Vercel-black). */
:root {
  color-scheme: dark;
  --bg: #000000; --tile: #0a0a0a; --tile-2: #111111; --nest: #181818;
  --hair: rgba(255,255,255,0.07); --hair-2: rgba(255,255,255,0.12); --hair-3: rgba(255,255,255,0.28);
  --ink: #ededed; --ink-2: #a1a1a1; --ink-3: #6e6e6e;
  --acc: #0070f3; --acc-2: #0061d5; --acc-rgb: 0 112 243;
  --acc-dim: rgb(var(--acc-rgb) / 0.14); --acc-line: rgb(var(--acc-rgb) / 0.45);
  --amber: #f4c063; --teal: #6fdbcb; --red: #e5484d; --green: #7ac48f;
  --r: 20px;
  --ui: -apple-system, "SF Pro Display", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", monospace;
}
* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0; background: var(--bg); color: var(--ink); font-family: var(--ui);
  font-optical-sizing: auto; letter-spacing: -0.01em; line-height: 1.65; font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--acc); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 740px; margin: 0 auto; padding: 0 22px; }
header.site { border-bottom: 1px solid var(--hair); }
header.site .wrap { display: flex; align-items: baseline; justify-content: space-between; padding-top: 22px; padding-bottom: 18px; }
header.site a.brand { color: var(--ink); font-weight: 700; letter-spacing: -0.022em; font-size: 17px; }
header.site a.brand span { color: var(--ink-3); font-weight: 500; }
header.site nav a { color: var(--ink-2); font-size: 14px; margin-left: 18px; }
main { padding: 56px 0 80px; }
h1 { font-size: clamp(34px, 6vw, 52px); line-height: 1.05; font-weight: 800; letter-spacing: -0.045em; margin: 0 0 14px; }
h2 { font-size: 26px; line-height: 1.2; font-weight: 700; letter-spacing: -0.022em; margin: 64px 0 14px; }
p { margin: 0 0 18px; color: var(--ink); }
.meta { color: var(--ink-3); font-size: 14px; font-family: var(--mono); letter-spacing: -0.02em; margin-bottom: 36px; }
.lede { color: var(--ink-2); font-size: 20px; line-height: 1.5; }
code { font-family: var(--mono); font-size: 0.88em; background: var(--tile-2); border: 1px solid var(--hair); border-radius: 6px; padding: 1px 6px; letter-spacing: -0.02em; }
pre {
  background: var(--tile); border: 1px solid var(--hair); border-radius: 14px; padding: 16px 18px; overflow-x: auto;
  margin: 22px 0; font-family: var(--mono); font-size: 13.5px; line-height: 1.6; letter-spacing: -0.02em;
  box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.035);
}
pre code { background: none; border: 0; padding: 0; font-size: inherit; }
pre .c { color: var(--ink-3); } pre .s { color: var(--amber); } pre .k { color: #4da3ff; }
pre .cap { display: block; color: var(--ink-3); font-size: 12px; margin-bottom: 8px; }
figure { margin: 30px 0; }
figure .tile, .tile {
  background: var(--tile); border: 1px solid var(--hair); border-radius: var(--r); padding: 18px;
  box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.035), 0 10px 30px -18px rgba(0,0,0,0.8);
}
figure svg { display: block; width: 100%; height: auto; }
figure img { display: block; width: 100%; height: auto; border-radius: 12px; }
figcaption { color: var(--ink-3); font-size: 14px; line-height: 1.5; margin-top: 10px; padding: 0 4px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pair .lab { font-family: var(--mono); font-size: 12px; color: var(--ink-3); margin: 8px 2px 0; }
@media (max-width: 620px) { .pair { grid-template-columns: 1fr; } main { padding-top: 36px; } }
.note { border: 1px solid var(--acc-line); background: var(--acc-dim); border-radius: 14px; padding: 14px 18px; margin: 26px 0; color: var(--ink); }
.note p:last-child { margin: 0; }
.posts { list-style: none; padding: 0; margin: 40px 0 0; }
.posts li a { display: block; color: inherit; text-decoration: none; }
.posts li .tile { transition: border-color .15s; }
.posts li a:hover .tile { border-color: var(--hair-3); }
.posts .t { font-size: 22px; font-weight: 700; letter-spacing: -0.022em; line-height: 1.25; }
.posts .d { color: var(--ink-2); margin-top: 6px; font-size: 16px; }
.posts .m { color: var(--ink-3); font-family: var(--mono); font-size: 13px; margin-top: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 22px 0; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--hair); vertical-align: top; }
th { color: var(--ink-3); font-weight: 600; font-size: 13px; font-family: var(--mono); }
td.n { font-family: var(--mono); text-align: right; white-space: nowrap; }
footer.site { border-top: 1px solid var(--hair); color: var(--ink-3); font-size: 14px; }
footer.site .wrap { padding-top: 22px; padding-bottom: 40px; }

/* ---- interactive widgets ---- */
.w .live { display: none; }
.js .w .live { display: block; }
.js .w .fallback { display: none; }
.w .fallback { color: var(--ink-2); font-size: 15px; }
.ctl { display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center; margin-bottom: 12px; }
.seg { display: inline-flex; border: 1px solid var(--hair-3, rgba(255,255,255,.18)); border-radius: 999px; padding: 3px; background: var(--tile-2); }
.seg button, .tog, .chip {
  font: inherit; font-size: 14px; color: var(--ink-2); background: transparent; border: 0; cursor: pointer;
  min-height: 38px; padding: 0 14px; border-radius: 999px; letter-spacing: -0.01em; touch-action: manipulation;
}
.seg button[aria-pressed="true"] { background: var(--acc); color: #fff; }
.tog, .chip { border: 1px solid var(--hair-3, rgba(255,255,255,.18)); background: var(--tile-2); display: inline-flex; align-items: center; gap: 8px; }
.tog[aria-pressed="true"], .chip[aria-pressed="true"] { color: #fff; border-color: var(--acc); background: var(--acc-dim); }
.chip[aria-pressed="false"] { opacity: .55; }
.chip i, .readout i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.chip { padding: 0 12px; font-size: 13px; min-height: 36px; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--acc); outline-offset: 2px; }
.w canvas { display: block; width: 100%; aspect-ratio: 3 / 2; border-radius: 12px; background: #0a0a0a; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px; }
.card { font: inherit; text-align: left; color: var(--ink); background: var(--tile-2); border: 1px solid var(--hair); border-radius: 14px; padding: 10px 12px; cursor: pointer; min-width: 0; touch-action: manipulation; }
.card[aria-pressed="true"] { border-color: var(--acc); background: var(--acc-dim); }
.card .n { display: block; font-size: 12px; color: var(--ink-2); margin-bottom: 4px; }
.card .f { display: block; font-family: var(--mono); font-size: 17px; letter-spacing: -0.03em; }
.card .u { font-size: 11px; color: var(--ink-3); }
.card .t { font-family: var(--mono); font-size: 12px; color: var(--ink-2); }
.card .x { display: block; font-size: 12px; color: var(--teal); margin-top: 2px; }
.w .chart svg { display: block; max-width: 100%; height: auto; touch-action: pan-y; }
.w input[type=range] { width: 100%; height: 36px; margin: 6px 0 2px; accent-color: var(--acc); background: transparent; }
.rl { display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-3); font-family: var(--mono); }
.readout { font-size: 14px; line-height: 1.55; color: var(--ink-2); margin-top: 10px; }
.readout b { color: var(--ink); font-weight: 600; }
.facts { margin-bottom: 8px; }
.facts b { color: var(--ink); }
.readout table { width: 100%; border-collapse: collapse; font-size: 13px; margin: 0; }
.readout th { text-align: left; color: var(--ink-3); font-weight: 500; padding: 4px 6px 4px 0; border-bottom: 1px solid var(--hair); font-size: 12px; }
.readout td { padding: 6px 6px 6px 0; border-bottom: 1px solid var(--hair); font-family: var(--mono); letter-spacing: -0.02em; }
.readout td:first-child { font-family: inherit; white-space: nowrap; }
.readout td i { margin-right: 7px; }
.readout .ok { color: var(--teal); } .readout .no { color: var(--red); }
.stage { position: relative; overflow: hidden; border-radius: 12px; background: #0a0a0a; user-select: none; -webkit-user-select: none; touch-action: pan-y; line-height: 0; }
.stage img { display: block; width: 100%; height: auto; border-radius: 0; }
.stage .top { position: absolute; inset: 0; clip-path: inset(0 0 0 50%); }
.stage .bar { position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; margin-left: -1px; background: #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.4); pointer-events: none; }
.stage .bar::after { content: ""; position: absolute; top: 50%; left: 50%; width: 30px; height: 30px; margin: -15px; border-radius: 50%; background: var(--acc); border: 2px solid #fff; }
.stage .tag { position: absolute; bottom: 8px; font: 12px/1 var(--mono); background: rgba(0,0,0,.65); color: #fff; padding: 5px 8px; border-radius: 6px; }
.stage .tag.l { left: 8px; } .stage .tag.r { right: 8px; }
.stage canvas { display: none; width: 100%; height: auto; border-radius: 0; aspect-ratio: auto; }
.stage.isdiff canvas { display: block; }
.stage.isdiff img, .stage.isdiff .bar, .stage.isdiff .tag { display: none; }
.stage.isdiff .top { display: none; }
.stage:not(.isdiff) .bot { position: relative; }
.stage.isdiff .bot { display: none; }
.thr-wrap[hidden], .pos-wrap[hidden] { display: none; }
@media (max-width: 620px) {
  .card .f { font-size: 15px; } .card { padding: 9px 10px; }
  .seg button { padding: 0 11px; }
  .tile { padding: 14px; }
}
.static-scroll { overflow-x: auto; }

.chip svg { width: 26px; height: 10px; flex: none; }
.card .f { display: inline; }
.card .u { margin-left: 2px; }
.card .t { display: block; margin-top: 4px; }
@media (max-width: 620px) {
  figure:not(.w) .tile:has(> svg[viewBox^="0 0 720"]) { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  figure:not(.w) .tile > svg[viewBox^="0 0 720"] { width: 640px; max-width: none; }
  figure:not(.w) .tile:has(> svg[viewBox^="0 0 720"])::after { content: "swipe sideways for the full chart"; display: block; font: 11px/1 var(--mono); color: var(--ink-3); margin-top: 8px; position: sticky; left: 0; }
  .readout table { font-size: 12px; } .readout td, .readout th { padding-right: 4px; }
  .readout td:not(:first-child) { white-space: nowrap; }
}