:root {
  --ink: #111526;
  --ink-soft: #4d5366;
  --paper: #edf1ef;
  --white: #fbfdfc;
  --blue: #173ad6;
  --blue-dark: #10279d;
  --coral: #ff5c45;
  --mint: #b8f5d0;
  --line: #c8cfcc;
  --display: "Arial Narrow", "Avenir Next Condensed", "Roboto Condensed", Arial, sans-serif;
  --body: "Avenir Next", Inter, "Segoe UI", system-ui, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --max: 78rem;
  --gutter: clamp(1rem, 4vw, 3rem);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 20rem;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  line-height: 1.55;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  transform: translateY(-180%);
  background: var(--ink);
  color: var(--white);
  font-weight: 800;
}

.skip-link:focus {
  transform: none;
}

.site-header,
footer,
main > section {
  width: min(100% - (2 * var(--gutter)), var(--max));
  margin-inline: auto;
}

.site-header {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1rem;
  text-decoration: none;
}

.wordmark img {
  display: block;
  width: 2.25rem;
  height: 2.25rem;
  object-fit: contain;
}

.wordmark strong {
  font-size: 1.05rem;
  letter-spacing: -0.04em;
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(0.4rem, 2vw, 1.5rem);
}

nav a {
  padding: 0.7rem 0.25rem;
  font-size: 0.78rem;
  font-weight: 800;
  text-decoration: none;
}

nav a:not(.nav-demo):hover {
  color: var(--blue);
}

.nav-demo {
  padding-inline: 1rem;
  background: var(--ink);
  color: var(--white);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(25rem, 1.1fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
  min-height: 44rem;
  padding-block: clamp(4rem, 10vw, 8rem);
}

.kicker {
  margin: 0 0 1rem;
  color: var(--blue);
  font: 800 0.72rem/1.2 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1,
h2 {
  margin: 0;
  font-family: var(--display);
  font-stretch: condensed;
  font-weight: 900;
  letter-spacing: -0.065em;
}

h1 {
  max-width: 10ch;
  font-size: clamp(3.6rem, 8vw, 7rem);
  line-height: 0.84;
  text-transform: uppercase;
}

h1 em {
  color: var(--blue);
  font-style: normal;
}

h2 {
  max-width: 14ch;
  font-size: clamp(2.6rem, 5.5vw, 5rem);
  line-height: 0.92;
}

h3 {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.025em;
}

.hero-summary {
  max-width: 39rem;
  margin: 2rem 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  min-height: 3.15rem;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.15rem;
  font-size: 0.78rem;
  font-weight: 850;
  text-decoration: none;
  transition: transform 140ms ease, box-shadow 140ms ease;
}

.button:hover {
  transform: translate(-2px, -2px);
}

.button-primary {
  background: var(--blue);
  box-shadow: 0.4rem 0.4rem 0 var(--mint);
  color: var(--white);
}

.button-secondary {
  border: 1px solid var(--ink);
  background: transparent;
}

.quiet-note {
  margin: 1.25rem 0 0;
  color: var(--ink-soft);
  font: 0.72rem/1.5 var(--mono);
}

.file-stage {
  position: relative;
  border: 1px solid #2d3347;
  background: var(--ink);
  box-shadow: 1.1rem 1.1rem 0 #173ad619;
  color: #e9edff;
}

.file-stage::before {
  position: absolute;
  z-index: -1;
  inset: -1.25rem 1.6rem 1.25rem -1.25rem;
  border: 1px solid var(--blue);
  content: "";
}

.file-bar,
.terminal-bar {
  display: flex;
  min-height: 3rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #ffffff24;
  font: 0.7rem/1 var(--mono);
}

.file-status {
  color: var(--mint);
}

.file-body {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  min-height: 23rem;
}

.source-lines {
  margin: 0;
  padding: 2rem 1rem 2rem 3.8rem;
  border-right: 1px solid #ffffff24;
  color: #6f7899;
  font: 0.74rem/2.15 var(--mono);
}

.source-lines code {
  color: #aeb7d4;
}

.source-lines .changed-line {
  margin-right: -1rem;
  background: #173ad638;
}

.source-lines .changed-line code {
  color: #c6d0ff;
}

.visual-result {
  display: grid;
  position: relative;
  place-items: center;
  padding: 2rem;
  background: #f9fbff;
  color: var(--ink);
}

.visual-result::after {
  position: absolute;
  inset: 4rem 1.5rem;
  border: 2px solid var(--blue);
  content: "";
}

.selection-label {
  position: absolute;
  z-index: 1;
  top: 3rem;
  left: 1.5rem;
  padding: 0.25rem 0.45rem;
  background: var(--blue);
  color: white;
  font: 0.65rem/1 var(--mono);
}

.visual-result p {
  z-index: 1;
  margin: 0;
  font: 900 clamp(1.65rem, 3vw, 2.7rem)/0.95 var(--display);
  letter-spacing: -0.055em;
  text-transform: uppercase;
}

.caret {
  display: inline-block;
  width: 2px;
  height: 0.9em;
  margin-left: 0.15rem;
  background: var(--coral);
  vertical-align: -0.05em;
  animation: blink 1s steps(1) infinite;
}

.publish-ledger {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  padding: 1rem;
  border-top: 1px solid #ffffff24;
  font: 0.68rem/1.4 var(--mono);
}

.publish-ledger > span:not(.published) {
  color: #7e87a3;
}

.publish-ledger del {
  color: #b4b9ca;
}

.publish-ledger .published {
  grid-column: 1 / -1;
  justify-self: end;
  padding: 0.35rem 0.55rem;
  background: var(--mint);
  color: #07351e;
}

.boundary-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid var(--line);
}

.boundary-strip p {
  display: grid;
  gap: 0.25rem;
  margin: 0;
  padding: 1.35rem;
  border-right: 1px solid var(--line);
}

.boundary-strip p:last-child {
  border-right: 0;
}

.boundary-strip strong {
  font: 800 0.68rem/1 var(--mono);
  text-transform: uppercase;
}

.boundary-strip span {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.workflow {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(3rem, 9vw, 8rem);
  padding-block: clamp(7rem, 12vw, 11rem);
}

.section-intro > p:last-child,
.install > div:first-child > p:last-child {
  max-width: 34rem;
  color: var(--ink-soft);
}

.workflow-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.workflow-list li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.4rem 0;
  border-top: 1px solid var(--line);
}

.workflow-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.workflow-list > li > span {
  color: var(--blue);
  font: 800 0.72rem/1.5 var(--mono);
}

.workflow-list p {
  max-width: 34rem;
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.control-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  border: 1px solid var(--line);
  background: var(--white);
}

.control-statement,
.control-card {
  min-height: 22rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.control-statement {
  background: var(--blue);
  color: var(--white);
}

.control-statement .kicker {
  color: var(--mint);
}

.control-statement h2 {
  font-size: clamp(2.4rem, 4vw, 4rem);
}

.control-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border-left: 1px solid var(--line);
}

.control-card p {
  margin: 0.8rem 0 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.accent-card {
  background: var(--mint);
}

.accent-card p {
  color: #224634;
}

.install {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  align-items: center;
  gap: clamp(3rem, 9vw, 8rem);
  padding-block: clamp(7rem, 12vw, 11rem);
}

.terminal {
  border: 1px solid #2d3347;
  background: var(--ink);
  color: #dce2f7;
  box-shadow: 0.8rem 0.8rem 0 var(--coral);
}

.terminal-bar {
  justify-content: flex-start;
  gap: 0.45rem;
}

.terminal-bar span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #5e657c;
}

.terminal-bar span:first-child {
  background: var(--coral);
}

.terminal-bar strong {
  margin-left: auto;
  color: #858da7;
}

.terminal pre {
  margin: 0;
  padding: 2rem;
  overflow-x: auto;
  font: 0.82rem/2 var(--mono);
}

.terminal code span {
  color: var(--mint);
}

.terminal > p {
  margin: 0;
  padding: 1rem 2rem;
  border-top: 1px solid #ffffff24;
  color: #8f98b5;
  font: 0.68rem/1.8 var(--mono);
}

.terminal b {
  color: #dce2f7;
  font-weight: 500;
}

.demo-callout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr auto;
  align-items: end;
  gap: 2rem;
  margin-bottom: clamp(5rem, 10vw, 9rem);
  padding: clamp(2rem, 5vw, 4rem);
  background: var(--ink);
  color: var(--white);
}

.demo-callout .kicker {
  color: var(--mint);
}

.demo-callout h2 {
  font-size: clamp(2.5rem, 4.5vw, 4.5rem);
}

.demo-callout > p {
  margin: 0;
  color: #b9c0d4;
}

.button-light {
  background: var(--white);
  color: var(--ink);
}

footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  padding-block: 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.footer-mark span {
  background: var(--ink);
}

footer > p {
  margin: 0;
}

footer > div {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.guide-page {
  padding-bottom: clamp(5rem, 9vw, 8rem);
}

.guide-intro {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: end;
  gap: clamp(2rem, 8vw, 7rem);
  padding-block: clamp(5rem, 10vw, 9rem);
  border-bottom: 1px solid var(--line);
}

.guide-intro h1 {
  max-width: 13ch;
  font-size: clamp(3.2rem, 7vw, 6.5rem);
}

.guide-intro > p {
  max-width: 34rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.guide-section {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: clamp(2rem, 8vw, 7rem);
  padding-block: clamp(3rem, 7vw, 5.5rem);
  border-bottom: 1px solid var(--line);
}

.guide-heading {
  display: grid;
  align-content: start;
  gap: 1.25rem;
}

.guide-heading > span {
  color: var(--blue);
  font: 800 0.72rem/1 var(--mono);
}

.guide-heading h2 {
  max-width: 9ch;
  font-size: clamp(2.5rem, 4.5vw, 4rem);
}

.guide-body {
  max-width: 48rem;
}

.guide-body > p:first-child {
  margin-top: 0;
}

.guide-body p,
.guide-body li {
  color: var(--ink-soft);
}

.guide-body pre {
  margin: 1.5rem 0;
  padding: clamp(1rem, 4vw, 2rem);
  overflow-x: auto;
  border-left: 4px solid var(--coral);
  background: var(--ink);
  color: #e5eaff;
  font: 0.82rem/2 var(--mono);
}

.guide-body pre span {
  color: var(--mint);
}

.guide-body code {
  font-family: var(--mono);
}

.instruction-list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding-left: 1.5rem;
}

.guide-body aside {
  margin-top: 2rem;
  padding: 1.25rem;
  border: 1px solid #8ac8a5;
  background: var(--mint);
}

.guide-body aside strong {
  font: 800 0.72rem/1 var(--mono);
  text-transform: uppercase;
}

.guide-body aside p {
  margin: 0.5rem 0 0;
  color: #244b38;
}

.support-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.support-columns > div {
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: var(--white);
}

.support-columns > div:last-child {
  border-color: #ffb1a5;
  background: #fff5f2;
}

.support-columns ul {
  display: grid;
  gap: 0.65rem;
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.guide-finish {
  display: grid;
  grid-template-columns: 1fr 0.7fr auto;
  align-items: end;
  gap: 2rem;
  margin-top: clamp(4rem, 8vw, 7rem);
  padding: clamp(2rem, 5vw, 4rem);
  background: var(--blue);
  color: var(--white);
}

.guide-finish .kicker {
  color: var(--mint);
}

.guide-finish h2 {
  font-size: clamp(2.4rem, 4vw, 4rem);
}

.guide-finish > p {
  margin: 0;
  color: #d9e0ff;
}

@keyframes blink {
  0%,
  48% {
    opacity: 1;
  }
  49%,
  100% {
    opacity: 0;
  }
}

@media (max-width: 62rem) {
  .hero,
  .workflow,
  .install,
  .demo-callout,
  .guide-intro,
  .guide-section,
  .guide-finish {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
  }

  .hero-copy {
    max-width: 48rem;
  }

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

  .control-card:nth-child(2) {
    border-left: 0;
  }

  .control-card {
    min-height: 16rem;
    border-top: 1px solid var(--line);
  }

  .demo-callout,
  .guide-finish {
    align-items: start;
  }
}

@media (max-width: 44rem) {
  .site-header {
    min-height: 4.25rem;
  }

  nav a:not(.nav-demo) {
    display: none;
  }

  h1 {
    font-size: clamp(3.25rem, 17vw, 5.5rem);
  }

  .file-stage::before {
    display: none;
  }

  .file-body,
  .boundary-strip,
  .control-grid,
  .support-columns {
    grid-template-columns: 1fr;
  }

  .source-lines {
    min-height: 15rem;
    border-right: 0;
    border-bottom: 1px solid #ffffff24;
  }

  .visual-result {
    min-height: 17rem;
  }

  .boundary-strip p,
  .boundary-strip p:last-child {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .boundary-strip p:last-child {
    border-bottom: 0;
  }

  .control-card {
    min-height: 13rem;
    border-left: 0;
  }

  footer {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button {
    transition: none;
  }

  .caret {
    animation: none;
  }
}