:root {
  --paper: #f3f0e8;
  --ink: #11110f;
  --blue: #174aff;
  --line: #ccc7bb;
  --muted: #615e55;
  --mono: "SFMono-Regular", Consolas, monospace;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font:
    14px/1.5 Arial,
    Helvetica,
    sans-serif;
}
a {
  color: var(--blue);
  text-underline-offset: 3px;
}
a:hover {
  text-decoration-thickness: 2px;
}
:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
}
button {
  cursor: pointer;
}
main,
.topbar,
footer {
  max-width: 1120px;
  margin: auto;
  padding: 0 24px;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
  border-bottom: 1px solid var(--ink);
}
.wordmark {
  font: 700 15px var(--mono);
  color: var(--ink);
  text-decoration: none;
}
nav,
.links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 12px;
}
nav a {
  color: var(--ink);
}
.intro {
  padding: 28px 0 20px;
  border: 0;
}
h1 {
  font:
    normal 38px/1.1 Georgia,
    serif;
  letter-spacing: -1.2px;
  margin: 0;
}
h2 {
  font-size: 17px;
  margin: 0;
}
p {
  margin: 10px 0;
}
.intro > p {
  max-width: 820px;
  font-size: 15px;
}
.heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-bottom: 12px;
}
.status {
  color: var(--blue);
  font: 11px var(--mono);
  text-transform: uppercase;
}
.status::before {
  content: "■ ";
}
section {
  padding: 20px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 16px;
}
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--ink);
  color: var(--paper);
}
.stat {
  padding: 14px 18px;
  border-right: 1px solid #4d4b46;
}
.stat:last-child {
  border: 0;
}
.stat b {
  display: block;
  font: 30px/1.2 var(--mono);
}
.stat span {
  display: block;
  margin: 4px 0;
  font-size: 12px;
}
.stat small {
  color: #aac8ff;
  font: 10px var(--mono);
}
.note {
  color: var(--muted);
  font-size: 12px;
}
.check-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 12px;
}
.check-summary small {
  color: var(--blue);
}
.waterfall {
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  background: #e7e3da;
}
.waterfall figcaption {
  font: 12px/1.5 var(--mono);
  margin-bottom: 18px;
}
.waterfall-row {
  display: grid;
  grid-template-columns: 120px 1fr 90px;
  gap: 12px;
  align-items: center;
  margin: 12px 0;
  font-size: 12px;
}
.waterfall-row b {
  text-align: right;
  font: 12px var(--mono);
}
.track {
  background: var(--line);
  height: 14px;
}
.bar {
  height: 100%;
  background: var(--ink);
}
.bar.worker {
  background: var(--blue);
  width: 0;
}
.waterfall.unavailable .waterfall-row {
  display: none;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th,
td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
}
thead {
  background: #e7e3da;
}
thead th {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
tbody th {
  font-weight: normal;
}
.performance td {
  text-align: right;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}
.performance thead th:not(:first-child) {
  text-align: right;
}
.performance .historical {
  background: #174aff09;
}
.bottleneck {
  border-left: 3px solid var(--blue);
  padding-left: 12px;
  font-size: 12px;
  margin-bottom: 0;
}
.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.columns > * {
  min-width: 0;
}
.accent {
  color: var(--blue);
}
.technical-list {
  padding-left: 16px;
  margin: 0;
  font-size: 12px;
}
.technical-list li + li {
  margin-top: 6px;
}
.lower {
  border-top: 1px solid var(--line);
}
.lower section {
  border: 0;
}
pre {
  background: var(--ink);
  color: var(--paper);
  padding: 14px 16px;
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font: 12px/1.6 var(--mono);
}
code {
  font-family: inherit;
}
#copy {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 5px 8px;
  font: 11px var(--mono);
}
#copy:hover {
  border-color: var(--ink);
}
.context {
  margin: 14px 0 0;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px;
  font-size: 12px;
}
.context dt {
  font-weight: bold;
}
.context dd {
  margin: 0;
}
.limits {
  border-top: 1px solid var(--ink);
  padding: 14px 0;
  font-size: 12px;
}
footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  padding-bottom: 16px;
  color: var(--muted);
  font-size: 11px;
}
.skip {
  position: absolute;
  top: -100px;
  background: var(--ink);
  color: white;
  padding: 8px;
}
.skip:focus {
  top: 8px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
@media (max-width: 680px) {
  main,
  .topbar,
  footer {
    padding-left: 16px;
    padding-right: 16px;
  }
  .topbar {
    flex-wrap: wrap;
    padding-top: 12px;
    padding-bottom: 12px;
    gap: 10px;
  }
  nav {
    gap: 6px 14px;
    font-size: 11px;
  }
  h1 {
    font-size: 30px;
  }
  .intro {
    padding-top: 20px;
  }
  .stats {
    grid-template-columns: 1fr;
  }
  .stat {
    border-bottom: 1px solid #4d4b46;
    border-right: 0;
    padding: 12px;
  }
  .stat:last-child {
    border-bottom: 0;
  }
  .stat b {
    font-size: 26px;
  }
  .columns {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  th,
  td {
    padding: 7px 4px;
    font-size: 11px;
  }
  thead th {
    font-size: 10px;
  }
  .performance th:first-child {
    width: 42%;
  }
  .performance td {
    white-space: nowrap;
  }
  .lower {
    gap: 0;
  }
  .lower section + section {
    padding-top: 0;
  }
  .context {
    grid-template-columns: 82px 1fr;
  }
  .waterfall-row {
    grid-template-columns: 1fr 90px;
    gap: 6px;
  }
  .waterfall-row > span {
    grid-column: 1 / -1;
  }
}