:root {
  --bg: #0d0d0d;
  --surface: #141414;
  --surface2: #1b1b1b;
  --border: rgba(255, 255, 255, 0.09);
  --border-mid: rgba(255, 255, 255, 0.16);
  --line: rgba(255, 255, 255, 0.26);
  --text: #ffffff;
  --dim: rgba(255, 255, 255, 0.72);
  --dimmer: rgba(255, 255, 255, 0.48);
  --dimmest: rgba(255, 255, 255, 0.3);
  --accent: #0a84ff;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --r: 14px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: var(--bg);
  color-scheme: dark;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro', Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.page {
  max-width: 1220px;
  margin: 0 auto;
  padding: 40px 28px 96px;
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--dimmer);
  margin-bottom: 44px;
}

.crumbs a {
  text-decoration: none;
  color: var(--dim);
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.crumbs a:hover,
.crumbs a:focus-visible {
  border-color: var(--border-mid);
  background: var(--surface2);
  outline: none;
}

.kicker {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dimmer);
}

h1 {
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 12px 0 18px;
  text-wrap: balance;
}

.lede {
  font-size: 17px;
  font-weight: 300;
  color: var(--dim);
  max-width: 66ch;
}

.lede b {
  font-weight: 500;
  color: var(--text);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin-top: 22px;
  font-size: 12px;
  color: var(--dimmer);
}

.legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.legend i {
  display: inline-block;
  width: 22px;
  height: 0;
  border-top: 1px solid var(--line);
}

.legend i.dash {
  border-top-style: dashed;
}

.legend em {
  font-style: normal;
  padding: 2px 7px;
  border: 1px dashed var(--border-mid);
  border-radius: 4px;
  color: var(--dimmest);
  font-size: 11px;
}

/* wordmark */
.wm {
  display: inline-block;
  height: 14px;
  aspect-ratio: 1063 / 242;
  color: currentColor;
  vertical-align: -1px;
}

.lockup {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.lockup .divider {
  width: 1px;
  height: 16px;
  margin: 0 8px;
  background: currentColor;
  opacity: 0.4;
}

.lockup .descriptor {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
}

/* the stack */
.stack {
  margin-top: 48px;
  display: grid;
}

.layer {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--border);
}

.layer:first-child {
  border-top: none;
}

.layer-head {
  display: grid;
  gap: 10px;
  align-content: start;
  position: sticky;
  top: 16px;
}

.layer-head .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dimmest);
}

.layer-head h2 {
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.layer-head p {
  font-size: 13px;
  color: var(--dimmer);
  text-wrap: pretty;
}

.vis {
  margin-top: 6px;
  padding: 12px 14px;
  border: 1px solid var(--border-mid);
  border-radius: 10px;
  background: var(--surface);
  display: grid;
  gap: 6px;
}

.vis .label {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dimmest);
}

.vis .how {
  font-size: 13px;
  color: var(--text);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  align-items: center;
}

.vis .how .wm {
  height: 12px;
}

.vis .why {
  font-size: 12px;
  color: var(--dimmer);
}

.layer-body {
  display: grid;
  gap: 14px;
  align-content: start;
}

.row {
  display: grid;
  gap: 14px;
}

.row.c3 {
  grid-template-columns: repeat(3, 1fr);
}

.node {
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  padding: 16px 18px;
  display: grid;
  gap: 10px;
  align-content: start;
  min-width: 0;
}

.node .name {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.node .job {
  font-size: 13px;
  color: var(--dim);
  text-wrap: pretty;
}

.node .fine,
.fine {
  font-size: 12px;
  color: var(--dimmer);
}

.mono {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--dim);
}

.who {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.who span {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-mid);
  color: var(--dim);
}

.uses {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.uses b {
  font-weight: 400;
  font-size: 11px;
  color: var(--dimmest);
  width: 100%;
}

.uses span {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--surface2);
  color: var(--dim);
}

.uses span.off {
  opacity: 0.35;
  text-decoration: line-through;
}

.fiction {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dimmest);
  border: 1px dashed var(--border-mid);
  border-radius: 4px;
  padding: 2px 6px;
  justify-self: start;
}

.node.ghost {
  border-style: dashed;
  background: transparent;
}

.node.ghost .name {
  color: var(--dimmer);
}

/* platform layer */
.platform {
  border: 1px solid var(--border-mid);
  border-radius: 18px;
  background: #000000;
  padding: 22px 24px;
  display: grid;
  gap: 18px;
}

.platform .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.platform .top .wm {
  height: 26px;
}

.platform .top .hosts {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.host {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--dim);
  padding: 4px 9px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.prims {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.prim {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  display: grid;
  gap: 4px;
}

.prim .n {
  font-size: 14px;
  font-weight: 500;
}

.prim .d {
  font-size: 12px;
  color: var(--dimmer);
}

.prim .m {
  font-size: 11.5px;
  color: var(--dim);
  margin-top: 4px;
}

/* third-party and white-label examples carry their own brand on purpose */
.ext {
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.15);
  background: var(--pbg);
  color: var(--pink);
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-width: 0;
}

.ext .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 14px;
  background: var(--pacc);
  color: var(--pon);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: -0.01em;
}

.ext .bar .dom {
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 400;
  opacity: 0.8;
}

.ext .body {
  padding: 12px 14px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.ext .body .what {
  font-size: 12.5px;
  line-height: 1.45;
}

.ext .body .via {
  font-size: 11.5px;
  opacity: 0.65;
}

.ext .moment {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #0d0d0d;
  color: #ffffff;
  font-size: 11.5px;
  font-weight: 500;
  justify-self: start;
}

.ext .moment .wm {
  height: 10px;
}

.ext .moment.quiet {
  background: transparent;
  color: var(--pink);
  border: 1px solid currentColor;
  opacity: 0.8;
}

.ext .foot {
  padding: 8px 14px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 10.5px;
  opacity: 0.6;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
}

.ext .foot .wm {
  height: 8px;
}

/* connectors */
.joint {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
}

.joint .arrow {
  grid-column: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 2px 0 2px 18px;
  font-size: 12px;
  color: var(--dimmer);
}

.joint .arrow::before {
  content: '';
  display: inline-block;
  width: 1px;
  height: 34px;
  background: var(--line);
}

.joint .arrow.dash::before {
  background: none;
  border-left: 1px dashed var(--line);
}

.joint .arrow .lbl {
  display: grid;
  gap: 2px;
}

.joint .arrow .lbl b {
  font-weight: 500;
  color: var(--dim);
}

.joint .arrow.two {
  gap: 40px;
}

.joint .arrow.two .lbl:nth-child(2)::before {
  content: '';
  display: inline-block;
  width: 1px;
  height: 34px;
  background: var(--line);
  margin-right: 12px;
  vertical-align: middle;
}

.split {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 14px;
}

.group {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.group > .gh {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.group > .gh h3 {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}

.group > .gh span {
  font-size: 12px;
  color: var(--dimmer);
}

.group .row.c2 {
  grid-template-columns: repeat(2, 1fr);
}

.group .row.c1 {
  grid-template-columns: 1fr;
}

/* summary */
.summary {
  margin-top: 56px;
  border-top: 1px solid var(--border);
  padding-top: 28px;
}

.summary h2 {
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.summary p {
  font-size: 13px;
  color: var(--dimmer);
  margin-bottom: 18px;
  max-width: 70ch;
}

.tbl {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th {
  text-align: left;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dimmer);
  padding: 0 16px 10px 0;
  border-bottom: 1px solid var(--border-mid);
}

td {
  padding: 12px 16px 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  color: var(--dim);
  vertical-align: top;
}

td:first-child {
  color: var(--text);
  font-weight: 500;
  white-space: nowrap;
}

td .wm {
  height: 11px;
}

.status {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dimmer);
  border: 1px solid var(--border-mid);
  border-radius: 4px;
  padding: 2px 6px;
  vertical-align: middle;
}

footer {
  margin-top: 64px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--dimmest);
}

footer b {
  font-weight: 500;
  color: var(--dimmer);
}

footer a {
  color: var(--dimmer);
  text-decoration: none;
}

footer a:hover {
  color: var(--text);
}

@media (max-width: 1000px) {
  .prims {
    grid-template-columns: repeat(2, 1fr);
  }

  .row.c3 {
    grid-template-columns: 1fr 1fr;
  }

  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .layer,
  .joint {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .layer-head {
    position: static;
  }

  .joint .arrow {
    grid-column: 1;
  }

  .row.c3,
  .prims,
  .group .row.c2 {
    grid-template-columns: 1fr;
  }
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}