/* No web fonts, no CDN, no external requests of any kind. The privacy claim on
   this site is only true if the site itself keeps it. */
:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --bg-code: #f2f4f7;
  --fg: #16202b;
  --fg-soft: #55636f;
  --line: #dfe4ea;
  --accent: #0b5fa5;
  --accent-soft: #e8f1f9;
  --warn: #8a5a00;
  --mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
  --sans:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Ubuntu, 'Helvetica Neue', Arial,
    sans-serif;
  --serif: Iowan Old Style, 'Palatino Linotype', Palatino, Georgia, serif;
  --wrap: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1419;
    --bg-soft: #151b22;
    --bg-code: #161d25;
    --fg: #e4e9ef;
    --fg-soft: #9aa7b4;
    --line: #273039;
    --accent: #6cb6ff;
    --accent-soft: #14232f;
    --warn: #d9a441;
  }
}

* {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
}
.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}
a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

/* header */
header.site {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}
header.site .wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 62px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 650;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--fg);
}
.brand img {
  width: 26px;
  height: 26px;
}
header.site nav {
  margin-left: auto;
  display: flex;
  gap: 20px;
  font-size: 15px;
  flex-wrap: wrap;
}
header.site nav a {
  color: var(--fg-soft);
  text-decoration: none;
}
header.site nav a:hover {
  color: var(--fg);
}

/* hero */
.hero {
  padding: 64px 0 40px;
}
.hero h1 {
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin: 0 0 18px;
}
.hero .lede {
  font-size: clamp(18px, 2.2vw, 21px);
  color: var(--fg-soft);
  max-width: 46em;
  margin: 0 0 12px;
}
.kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 7px;
  text-decoration: none;
  font-weight: 550;
  font-size: 15px;
  border: 1px solid var(--line);
  color: var(--fg);
}
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* shot */
figure.shot {
  margin: 8px 0 0;
}
figure.shot img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--line);
  border-radius: 10px;
}
figcaption {
  font-size: 14px;
  color: var(--fg-soft);
  margin-top: 10px;
}

section {
  padding: 56px 0;
  border-top: 1px solid var(--line);
}
section h2 {
  font-size: clamp(25px, 3.4vw, 33px);
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}
section h3 {
  font-size: 19px;
  margin: 32px 0 8px;
  letter-spacing: -0.01em;
}
section p {
  max-width: 46em;
}
.sub {
  color: var(--fg-soft);
  max-width: 46em;
  margin-top: 0;
}

.grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin-top: 28px;
}
.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
  background: var(--bg-soft);
}
.card h3 {
  margin: 0 0 6px;
  font-size: 17px;
}
.card p {
  margin: 0;
  font-size: 15.5px;
  color: var(--fg-soft);
}

pre {
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.55;
}
code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--bg-code);
  padding: 1px 5px;
  border-radius: 4px;
}
pre code {
  background: none;
  padding: 0;
  font-size: inherit;
}
.add {
  color: #1a7f37;
}
.del {
  color: #b3261e;
}
.cmt {
  color: var(--fg-soft);
}
@media (prefers-color-scheme: dark) {
  .add {
    color: #57ab5a;
  }
  .del {
    color: #e5534b;
  }
}

.figrow {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 26px;
}
.figbox {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  background: #fff;
}
.figbox img {
  width: 100%;
  height: auto;
  display: block;
}
.figbox .cap {
  font-size: 13.5px;
  color: #55636f;
  margin-top: 10px;
}

ul.checks {
  list-style: none;
  padding: 0;
  max-width: 46em;
}
ul.checks li {
  padding-left: 26px;
  position: relative;
  margin-bottom: 9px;
}
ul.checks li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.callout {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  padding: 14px 18px;
  border-radius: 0 8px 8px 0;
  margin: 24px 0;
}
.callout p {
  margin: 0;
}
.callout.warn {
  border-left-color: var(--warn);
  background: transparent;
  border: 1px solid var(--line);
  border-left: 3px solid var(--warn);
  border-radius: 0 8px 8px 0;
}

/* legal pages */
.legal {
  padding: 48px 0 24px;
}
.legal h1 {
  font-size: 32px;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.legal h2 {
  font-size: 20px;
  margin: 34px 0 8px;
}
.legal h3 {
  font-size: 17px;
  margin: 22px 0 6px;
}
.legal p,
.legal li {
  max-width: 44em;
}
.legal address {
  font-style: normal;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 18px;
  display: inline-block;
}
.legal .updated {
  color: var(--fg-soft);
  font-size: 14px;
}

footer.site {
  border-top: 1px solid var(--line);
  padding: 34px 0 56px;
  color: var(--fg-soft);
  font-size: 14.5px;
}
footer.site .cols {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: space-between;
}
footer.site a {
  color: var(--fg-soft);
}
footer.site nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

/* install cards */
.install {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  margin-top: 28px;
}
.install .card {
  display: flex;
  flex-direction: column;
}
.install .card h3 {
  margin: 0 0 4px;
  font-size: 18px;
}
.install .card .what {
  margin: 0 0 14px;
  font-size: 15px;
  color: var(--fg-soft);
}
.install .card pre {
  margin: 0 0 12px;
}
.install .card .after {
  margin: 0 0 14px;
  font-size: 14.5px;
  color: var(--fg-soft);
}
.install .card .links {
  margin-top: auto;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 14.5px;
}
.source {
  margin-top: 30px;
}
.source summary {
  cursor: pointer;
  font-weight: 550;
}
.source pre {
  margin-top: 14px;
}
kbd {
  font-family: var(--mono);
  font-size: 0.82em;
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 4px;
  padding: 1px 5px;
}