@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/InstrumentSans-Regular.ttf") format("truetype");
}
@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/InstrumentSans-Medium.ttf") format("truetype");
}
@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/InstrumentSans-SemiBold.ttf") format("truetype");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/JetBrainsMono-Regular.ttf") format("truetype");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/JetBrainsMono-Medium.ttf") format("truetype");
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 60px;
  background: var(--canvas);
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--text-md);
  font-weight: 400;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 30;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
}

.skip:focus {
  top: 8px;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.wrap {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.mark,
.wordmark {
  display: block;
  color: var(--ink);
}

.mark {
  width: 22px;
  height: 22px;
  flex: none;
}

.wordmark {
  height: 16px;
  width: auto;
  flex: none;
}

code,
.mono,
pre {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---- header ---- */

.bar {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 52px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.bar-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: none;
  text-decoration: none;
  margin-right: 8px;
  border-radius: var(--radius-sm);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav a {
  font-size: var(--text-xs);
  font-weight: 500;
  text-decoration: none;
  color: var(--ink-2);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
}

.nav a:hover,
.nav a[aria-current="true"] {
  color: var(--ink);
  background: var(--surface-3);
}

.bar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn.nav-toggle {
  display: none;
}

/* ---- controls ---- */

.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink);
  min-height: 32px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  font: inherit;
  font-weight: 500;
  font-size: var(--text-xs);
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  text-decoration: none;
  box-shadow: var(--shadow-1);
  transition:
    background var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}

.btn:hover {
  background: var(--surface-3);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  box-shadow: none;
  min-height: 36px;
  padding: 0 14px;
  font-size: var(--text-sm);
}

.btn.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn.primary:focus-visible {
  box-shadow:
    0 0 0 2px var(--canvas),
    0 0 0 4px var(--ink);
}

.btn.small {
  min-height: 28px;
  padding: 0 10px;
  box-shadow: none;
}

.btn.icon {
  width: 32px;
  padding: 0;
}

.btn svg {
  display: block;
  flex: none;
}

/* .btn svg would otherwise force every icon visible. One icon, centered. */
.btn .icon-sun,
.btn .icon-close {
  display: none;
}

:root[data-theme="dark"] .btn .icon-moon {
  display: none;
}
:root[data-theme="dark"] .btn .icon-sun {
  display: block;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .btn .icon-moon {
    display: none;
  }
  :root:not([data-theme="light"]) .btn .icon-sun {
    display: block;
  }
}

.btn.nav-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}
.btn.nav-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.count {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  padding-left: 8px;
  margin-left: 2px;
  border-left: 1px solid color-mix(in srgb, currentColor 35%, transparent);
}

.label-short {
  display: none;
}

/* ---- hero ---- */

.hero {
  position: relative;
  padding: 72px 0 28px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 520px;
  background-image: radial-gradient(circle, var(--grid) 1px, transparent 1.15px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 88%);
  pointer-events: none;
}

.hero .wrap {
  position: relative;
}

.lockup {
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-mark {
  width: 56px;
  height: 56px;
}

.hero-word {
  height: 32px;
}

.release {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 22px 0 0;
}

.chip {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: var(--radius-full);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--ink-2);
  font-size: var(--text-xs);
  font-weight: 500;
}

.ver {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid var(--border-strong);
}

.ver:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

h1 {
  margin: 16px 0 0;
  max-width: 16em;
  font-size: clamp(1.875rem, 2.2vw + 1.05rem, 3.25rem);
  font-weight: 600;
  letter-spacing: var(--tracking-display);
  line-height: 1.05;
}

.lead {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--ink-2);
  font-size: 1.0625rem;
  line-height: 1.5;
}

.facts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 0;
  margin: 18px 0 0;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
}

.facts span:not(:last-child)::after {
  content: "·";
  margin: 0 8px;
  color: var(--ink-4);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.code {
  margin-top: 28px;
  max-width: 760px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

.code-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 40px;
  padding: 6px 8px 6px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.eyebrow,
.code-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--ink-3);
}

pre {
  margin: 0;
  padding: 14px 16px 16px;
  overflow-x: auto;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--ink);
}

pre .cmt {
  color: var(--ink-3);
}

.ruler {
  display: flex;
  gap: 3px;
  height: 8px;
  width: min(560px, 100%);
  margin-top: 28px;
}

.ruler i {
  display: block;
  border-radius: 2px;
  background: var(--p-1);
}

.ruler i:nth-child(2) {
  background: var(--p-2);
}
.ruler i:nth-child(3) {
  background: var(--p-3);
}
.ruler i:nth-child(4) {
  background: var(--p-4);
}

.ruler-legend {
  display: flex;
  gap: 3px;
  width: min(560px, 100%);
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--ink-3);
}

.ruler-legend span {
  overflow: hidden;
  white-space: nowrap;
}

.ruler-legend span:first-child {
  color: var(--accent-text);
}

.hero-shot {
  margin-top: 36px;
}

/* ---- sections ---- */

section {
  padding: 72px 0 0;
}

section h2 {
  margin: 8px 0 0;
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
}

.intro {
  margin: 12px 0 0;
  max-width: 68ch;
  color: var(--ink-2);
}

.intro + .intro {
  margin-top: 10px;
}

h3 {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
}

h3 a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

h3 a:hover {
  border-bottom-color: var(--border-strong);
}

.note {
  margin-top: 28px;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  color: var(--ink-2);
  box-shadow: var(--shadow-1);
}

.note p {
  margin: 0;
}

.note strong {
  color: var(--ink);
  font-weight: 600;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-1);
}

.kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--ink-3);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.owners,
.flows,
.deploy-grid,
.docs {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

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

.owners h3 {
  font-size: var(--text-md);
}

.owners p,
.flow p,
.deploy-grid p {
  margin: 8px 0 0;
  color: var(--ink-2);
  font-size: var(--text-sm);
}

.owners .where {
  color: var(--ink-3);
}

.principles {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  gap: 0;
  max-width: 72ch;
}

.principles li {
  padding: 14px 0;
  border-top: 1px solid var(--border);
  color: var(--ink-2);
}

.principles strong {
  color: var(--ink);
  font-weight: 600;
}

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

.settings {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px !important;
}

.settings code,
.meta code {
  font-size: var(--text-2xs);
  color: var(--ink-2);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 2px 6px;
}

.steps {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  counter-reset: step;
}

.steps li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-1);
  color: var(--ink-2);
  font-size: var(--text-sm);
}

.steps .n {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-3);
}

.split {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 28px;
  align-items: start;
  margin-top: 8px;
}

.split .code {
  margin-top: 16px;
}

.run {
  margin-top: 36px;
}

.run h3 {
  margin-top: 8px;
}

.run p {
  margin: 8px 0 0;
  max-width: 68ch;
  color: var(--ink-2);
}

.shot {
  margin: 16px 0 0;
}

.frame {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

.frame img {
  display: block;
  width: 100%;
  height: auto;
}

.shot-narrow {
  max-width: 320px;
}

figcaption {
  margin-top: 8px;
  max-width: 72ch;
  color: var(--ink-3);
  font-size: var(--text-xs);
}

.tour-block {
  margin-top: 48px;
}

.tour-block h3 {
  margin-top: 4px;
}

.tour-block p {
  margin: 8px 0 0;
  max-width: 68ch;
  color: var(--ink-2);
}

.pair {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 12px;
  align-items: start;
}

.caps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 24px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.caps div {
  background: var(--surface);
  padding: 16px 18px 18px;
}

.caps dt {
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
}

.caps dd {
  margin: 6px 0 0;
  color: var(--ink-2);
  font-size: var(--text-sm);
}

.caps div:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}

.pipe {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  border-top: 1px solid var(--border);
}

.pipe > li {
  display: grid;
  grid-template-columns: minmax(9.5rem, 13rem) 1fr;
  gap: 16px 28px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.pipe .k {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--ink);
}

.pipe p {
  margin: 0;
  color: var(--ink-2);
}

.runtime {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  display: grid;
  gap: 6px;
}

.runtime li {
  display: grid;
  grid-template-columns: 8px 9.5rem 1fr;
  gap: 8px;
  align-items: baseline;
  font-size: var(--text-sm);
  color: var(--ink);
}

.runtime span {
  color: var(--ink-3);
}

.stack {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.deploy-grid {
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.deploy-grid h3 {
  font-size: var(--text-md);
}

.deploy-grid .code {
  margin-top: 14px;
  box-shadow: none;
}

.docs {
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 8px;
}

.docs a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 12px 12px 0;
  text-decoration: none;
  border-top: 1px solid var(--border);
}

.docs a strong {
  font-weight: 600;
  letter-spacing: -0.01em;
}

.docs a span {
  color: var(--ink-3);
  font-size: var(--text-xs);
}

.docs a:hover strong {
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 16px;
}

.links a {
  font-weight: 500;
  font-size: var(--text-sm);
}

.cta {
  margin-top: 72px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}

.cta h2 {
  margin: 0;
  font-size: var(--text-xl);
}

.cta p {
  margin: 8px 0 0;
  color: var(--ink-2);
}

.cta .actions {
  margin-top: 16px;
}

.footer {
  margin-top: 48px;
  padding: 28px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--ink-3);
  font-size: var(--text-xs);
}

.footer .brand {
  margin-bottom: 14px;
}

.footer p {
  margin: 0 0 8px;
  max-width: 70ch;
}

.footer a {
  color: var(--ink-2);
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 12px;
}

@media (max-width: 980px) {
  .btn.nav-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 8px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-2);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 10px 12px;
    font-size: var(--text-sm);
  }

  .owners,
  .steps,
  .pair {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .label-long {
    display: none;
  }
  .label-short {
    display: inline;
  }

  .hero {
    padding-top: 40px;
  }

  section {
    padding-top: 56px;
  }

  .owners,
  .flows,
  .steps,
  .split,
  .pair,
  .caps,
  .deploy-grid,
  .docs,
  .pipe > li,
  .runtime li {
    grid-template-columns: 1fr;
  }

  .runtime li {
    grid-template-columns: 8px 1fr;
  }

  .runtime span {
    grid-column: 2;
  }

  .cta {
    padding: 20px;
  }
}

@media print {
  .bar,
  .skip,
  .btn,
  .nav-toggle {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .frame {
    box-shadow: none;
  }
}