:root {
  color-scheme: light;
  --ink: #172126;
  --muted: #5c6970;
  --line: #d7e0e3;
  --surface: #f5f8f9;
  --teal: #006f7d;
  --blue: #165dba;
  --magenta: #9a376c;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.7;
  overflow-x: hidden;
}

.page-header {
  border-bottom: 1px solid var(--line);
  padding: 36px max(24px, calc((100vw - 1040px) / 2));
}

.page-header a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

.page-header a:hover {
  color: var(--teal);
}

main {
  margin: 0 auto;
  max-width: 1040px;
  padding: 52px 24px 96px;
}

article {
  max-width: 900px;
  min-width: 0;
}

h1,
h2,
h3 {
  color: #10181c;
  letter-spacing: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 720;
  margin: 0 0 28px;
  max-width: 900px;
}

h2 {
  border-top: 1px solid var(--line);
  font-size: 30px;
  margin: 64px 0 20px;
  padding-top: 30px;
}

h3 {
  font-size: 21px;
  margin: 36px 0 12px;
}

p,
li {
  max-width: 78ch;
}

a {
  color: var(--blue);
  overflow-wrap: anywhere;
  text-underline-offset: 3px;
}

strong {
  font-weight: 700;
}

blockquote {
  border-left: 4px solid var(--teal);
  color: #33434a;
  margin: 24px 0;
  padding: 8px 0 8px 22px;
}

code {
  background: #edf2f3;
  border-radius: 4px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.88em;
  padding: 2px 5px;
}

pre {
  background: #172126;
  border-radius: 6px;
  color: #f2f6f7;
  max-width: 100%;
  overflow-x: auto;
  padding: 20px;
}

pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

table {
  border-collapse: collapse;
  display: block;
  font-size: 15px;
  margin: 24px 0 34px;
  max-width: 100%;
  overflow-x: auto;
}

th,
td {
  border-bottom: 1px solid var(--line);
  min-width: 110px;
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface);
  font-weight: 700;
}

img {
  background: #fff;
  border: 1px solid var(--line);
  display: block;
  height: auto;
  margin: 28px 0 36px;
  max-width: 100%;
}

.submission-note {
  background: var(--surface);
  border-left: 4px solid var(--magenta);
  margin: 0 0 40px;
  max-width: 78ch;
  padding: 16px 20px;
}

.submission-note strong {
  display: block;
  margin-bottom: 4px;
}

.page-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  margin-top: 72px;
  padding-top: 24px;
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .page-header {
    padding-bottom: 24px;
    padding-top: 24px;
  }

  main {
    padding-top: 36px;
  }

  h2 {
    font-size: 26px;
  }
}