:root {
  --paper: #f3efe6;
  --ink: #161616;
  --mute: #5c5c5c;
  --rule: #161616;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
html { background: var(--paper); }
body {
  min-height: 100svh;
  background: var(--paper);
  color: var(--ink);
  font: 14px/1.55 var(--mono);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
a:hover { text-decoration-thickness: 2px; }
button, input { font: inherit; color: inherit; background: transparent; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -40px;
  z-index: 8;
  padding: 8px 12px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
}
.skip-link:focus { top: 16px; }

.sdk-mast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 78px;
  padding: 22px 4.5%;
  border-bottom: 0;
}

.sdk-wordmark {
  font: 700 34px/0.9 "Space Grotesk", Arial, sans-serif;
  letter-spacing: -0.085em;
  text-decoration: none;
}

.sdk-mast nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font: 10px/1 "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sdk-mast nav a { text-decoration: none; }
.sdk-mast nav a:hover { opacity: 0.7; }
.sdk-mast nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 5px; }
.sdk-pill {
  border-radius: 99px;
  background: #080808;
  color: #d4ff00;
  padding: 14px 24px;
}
.sdk-pill:hover { opacity: 1; background: #292929; }

.sdk-hero {
  display: grid;
  grid-template-columns: minmax(260px, 40%) minmax(0, 1fr);
  align-items: center;
  gap: 48px;
  min-height: calc(100svh - 78px);
  padding: 35px 5% 48px 9.5%;
  border-bottom: 1px solid var(--rule);
}

.sdk-hero h1 {
  margin: 0;
  font: clamp(45px, 5.25vw, 88px)/0.89 "Archivo Black", Arial Black, sans-serif;
  letter-spacing: -0.075em;
  text-transform: uppercase;
}

.sdk-hero h1 span { display: block; }

.sdk-hero p {
  margin: 22px 0 0;
  max-width: 36ch;
  font: 600 16px/1.35 "Space Grotesk", Arial, sans-serif;
  color: var(--ink);
}

.sdk-code {
  margin: 0;
  padding: 22px 24px;
  border: 1px solid var(--rule);
  overflow: auto;
}

.sdk-code code {
  display: block;
  font: 14px/1.7 var(--mono);
  white-space: pre;
}

.sdk-spec {
  border-bottom: 1px solid var(--rule);
}

.sdk-spec dl {
  margin: 0;
}

.sdk-spec .row {
  display: grid;
  grid-template-columns: minmax(160px, 28%) minmax(0, 1fr);
  gap: 24px;
  padding: 22px 5%;
  border-bottom: 1px solid var(--rule);
}

.sdk-spec .row:last-child { border-bottom: 0; }

.sdk-spec dt {
  margin: 0;
  font-weight: 500;
}

.sdk-spec dd {
  margin: 0;
  max-width: 62ch;
  color: var(--mute);
}

.sdk-flow {
  padding: 48px 5%;
  border-bottom: 1px solid var(--rule);
}

.sdk-flow h2 {
  margin: 0 0 28px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sdk-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sdk-steps li {
  padding: 16px 18px 16px 0;
  border-top: 1px solid var(--rule);
}

.sdk-steps strong {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.sdk-steps span {
  color: var(--mute);
}

.sdk-flow p {
  margin: 20px 0 0;
  color: var(--mute);
}

.sdk-cta {
  display: inline-flex;
  margin-top: 28px;
  text-decoration: none;
}

.sdk-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  padding: 18px 5%;
  border-top: 1px solid var(--rule);
  font-size: 12px;
}

.sdk-foot nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-left: auto;
}

.sdk-foot a { text-decoration: none; }
.sdk-foot .sdk-wordmark { font-size: 28px; }

@media (max-width: 800px) {
  .sdk-mast, .sdk-hero, .sdk-flow, .sdk-foot { padding-left: 22px; padding-right: 22px; }
  .sdk-hero { display: block; padding-top: 40px; }
  .sdk-code { margin-top: 32px; }
  .sdk-spec .row { display: block; padding: 20px 22px; }
  .sdk-spec dt { margin-bottom: 8px; }
  .sdk-steps { display: block; }
  .sdk-steps li { padding: 16px 0; }
  .sdk-foot nav { margin-left: 0; width: 100%; }
}