@import url('brand/tokens.css');
@font-face {
  font-family: Inter;
  src: url('fonts/inter.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('fonts/jetbrains-mono.woff2') format('woff2');
  font-weight: 100 800;
  font-display: swap;
}
:root {
  --font-sans: Inter, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 4px;
  --radius-md: 6px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--color-page);
  color: var(--color-primary);
  font: 15px/1.6 var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-underline-offset: 4px;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 4px;
}
img,
svg {
  max-width: 100%;
  height: auto;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2,
h3 {
  font-weight: 600;
  letter-spacing: -0.035em;
}
h1 {
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.06;
}
h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.18;
}
h3 {
  font-size: 22px;
  line-height: 1.35;
}
code,
pre {
  font-family: var(--font-mono);
  font-size: 12px;
}
code {
  overflow-wrap: anywhere;
}
pre {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
button {
  min-height: 44px;
  padding: 8px 14px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
button:hover {
  border-color: var(--color-accent);
}
.wrap {
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: 40px;
}
.skip {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--color-primary);
  color: var(--color-page);
  padding: 12px;
  z-index: 2;
}
.skip:focus {
  top: 10px;
}
.top {
  border-bottom: 1px solid var(--color-border);
}
.top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 88px;
  padding-block: 16px;
}
.logo-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.logo {
  width: 138px;
  height: 46px;
  display: block;
}
.logo-sumi {
  display: none;
}
[data-theme='sumi'] .logo-washi {
  display: none;
}
[data-theme='sumi'] .logo-sumi {
  display: block;
}
.top nav {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
}
.top nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: none;
}
.top nav a:hover {
  text-decoration: underline;
}
.top .theme {
  font-size: 12px;
}
.eyebrow {
  font: 11px/1.5 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 14px;
}
.accent {
  color: var(--color-accent);
}
.lede {
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-secondary);
  max-width: 58ch;
  margin-top: 26px;
}
.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 72px;
  align-items: center;
  padding-block: 88px 80px;
}
.hero h1 {
  max-width: 13ch;
}
.actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-on-accent);
}
.btn:hover {
  border-color: var(--color-accent);
}
.caption {
  color: var(--color-secondary);
  font: 11px/1.7 var(--font-mono);
  margin-top: 18px;
}
.doorway {
  padding: 28px 30px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
}
.doorway-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 26px;
}
.doorway-mark {
  width: 86px;
  color: var(--color-accent);
}
.doorway-title {
  font: 13px var(--font-mono);
}
.doorway ol {
  padding: 0;
  list-style: none;
  margin: 0;
}
.doorway li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 16px;
  padding-block: 22px;
  border-bottom: 1px solid var(--color-border);
}
.doorway li:last-child {
  border: 0;
  padding-bottom: 0;
}
.number {
  color: var(--color-secondary);
  font: 12px/1.8 var(--font-mono);
}
.doorway strong {
  font-size: 19px;
  font-weight: 500;
}
.doorway p {
  font-size: 13px;
  color: var(--color-secondary);
  margin-top: 4px;
}
.section {
  padding-block: 72px;
  border-top: 1px solid var(--color-border);
  scroll-margin-top: 24px;
}
.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 36px;
}
.section-head p:last-child {
  color: var(--color-secondary);
  max-width: 54ch;
}
.three {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 38px;
}
.feature {
  border-top: 2px solid var(--color-primary);
  padding-top: 24px;
}
.feature .eyebrow {
  margin-bottom: 12px;
}
.feature p {
  color: var(--color-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-top: 14px;
}
.feature small {
  display: block;
  color: var(--color-secondary);
  font-size: 12px;
  line-height: 1.7;
  margin-top: 18px;
}
.feature .type {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-primary);
}
.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 13px;
  margin-top: 18px;
}
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.flow {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}
.flow li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 18px;
  color: var(--color-secondary);
}
.flow li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font: 12px var(--font-mono);
  color: var(--color-secondary);
  padding-top: 4px;
}
.flow strong {
  display: block;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 4px;
}
.example {
  margin: 0;
  padding: 28px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
}
.example .example-title {
  font: 13px var(--font-mono);
  margin-top: 16px;
}
.example blockquote {
  margin: 18px 0;
  color: var(--color-primary);
  font-size: 18px;
  line-height: 1.7;
}
.statuses {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  font: 11px var(--font-mono);
  color: var(--color-secondary);
}
.statuses span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-border);
  flex: none;
}
.dot-pass {
  background: var(--color-success);
}
.dot-notes {
  background: var(--color-warning);
}
.dot-work {
  background: var(--color-danger);
}
.level-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  font: 14px var(--font-mono);
  margin-top: 24px;
}
.belt-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}
.belt {
  display: grid;
  gap: 12px;
  font: 12px var(--font-mono);
}
.belt-band {
  height: 14px;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  background: var(--belt-color);
}
.belt-white {
  --belt-color: var(--color-belt-white);
}
.belt-yellow {
  --belt-color: var(--color-belt-yellow);
}
.belt-green {
  --belt-color: var(--color-belt-green);
}
.belt-brown {
  --belt-color: var(--color-belt-brown);
}
.belt-black {
  --belt-color: var(--color-belt-black);
}
.level-copy {
  margin-top: 20px;
  color: var(--color-secondary);
  font-size: 14px;
  line-height: 1.7;
}
.checks {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
  color: var(--color-secondary);
  font-size: 14px;
  line-height: 1.7;
}
.checks li {
  padding-left: 16px;
  border-left: 2px solid var(--color-border);
}
.checks strong {
  color: var(--color-primary);
}
.note {
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  margin-top: 26px;
  color: var(--color-secondary);
  font-size: 13px;
  line-height: 1.7;
}
.run-copy {
  color: var(--color-secondary);
  margin-top: 22px;
  max-width: 53ch;
}
.run-copy strong {
  color: var(--color-primary);
  font-weight: 500;
}
.command {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}
.command-label {
  font: 11px var(--font-mono);
  color: var(--color-secondary);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 20px;
}
.command .caption {
  font-family: var(--font-sans);
  font-size: 13px;
}
.foot {
  border-top: 1px solid var(--color-border);
  margin-top: 24px;
}
.foot-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding-block: 30px;
  color: var(--color-secondary);
  font-size: 12px;
}
.foot nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.foot a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.guide-hero {
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  gap: 80px;
  align-items: center;
  padding-block: 70px;
}
.guide-hero h1 {
  max-width: 14ch;
  font-size: clamp(38px, 5.8vw, 64px);
}
.guide-hero .lede {
  font-size: 16px;
}
.guide-emblem {
  color: var(--color-accent);
  width: 230px;
  justify-self: center;
}
.guide-nav {
  display: flex;
  gap: 14px 24px;
  flex-wrap: wrap;
  padding-block: 18px;
  border-top: 1px solid var(--color-border);
  font: 12px var(--font-mono);
}
.guide-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.logo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.logo-sample {
  margin: 0;
  padding: 36px 30px;
  display: grid;
  justify-items: center;
  gap: 24px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}
.logo-sample[data-theme='sumi'] {
  background: var(--color-page);
}
.logo-sample img {
  width: 230px;
}
.logo-sample p {
  font: 12px var(--font-mono);
  color: var(--color-secondary);
}
.icon-strip {
  display: flex;
  align-items: end;
  gap: 28px;
  margin-block: 28px;
  color: var(--color-primary);
}
.icon-strip span {
  display: grid;
  justify-items: center;
  gap: 10px;
}
.icon-strip small {
  font: 11px var(--font-mono);
  color: var(--color-secondary);
}
.guidance {
  color: var(--color-secondary);
  font-size: 14px;
  line-height: 1.8;
  margin-top: 20px;
  max-width: 75ch;
}
.downloads {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}
.downloads a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.downloads a:hover {
  border-color: var(--color-accent);
}
.swatches {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}
.swatch-color {
  height: 90px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--swatch);
}
.swatch h3 {
  font-size: 15px;
  letter-spacing: 0;
  margin-top: 14px;
}
.swatch code {
  display: block;
  margin-top: 5px;
  color: var(--color-secondary);
  font-size: 11px;
}
.swatch p {
  font-size: 12px;
  color: var(--color-secondary);
  margin-top: 8px;
}
.type-specimen {
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}
.type-specimen .large-type {
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.2;
  margin-block: 20px;
}
.type-specimen.mono .large-type {
  font-family: var(--font-mono);
  font-size: clamp(27px, 3vw, 36px);
}
.type-specimen p {
  color: var(--color-secondary);
  font-size: 14px;
}
.ui-example {
  padding: 24px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
}
.ui-example .actions {
  margin-top: 22px;
}
.ui-label {
  font: 11px var(--font-mono);
  color: var(--color-secondary);
  margin-bottom: 16px;
}
.ui-example h3 {
  font-size: 21px;
}
.ui-example p {
  color: var(--color-secondary);
  font-size: 14px;
  margin-top: 12px;
}
.principles {
  margin: 0;
  padding-left: 20px;
  color: var(--color-secondary);
  font-size: 14px;
  line-height: 1.8;
}
.principles li {
  margin-bottom: 14px;
}
.principles strong {
  color: var(--color-primary);
  font-weight: 500;
}
.quote-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.quote-pair figure {
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
.quote-pair figcaption {
  font: 11px var(--font-mono);
  color: var(--color-secondary);
}
.quote-pair blockquote {
  font-size: 20px;
  line-height: 1.5;
  margin: 16px 0;
}
.social-preview {
  width: 100%;
  display: block;
  border-radius: var(--radius-sm);
}
.table-wrap {
  overflow: auto;
}
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
  line-height: 1.7;
  text-align: left;
}
th {
  font-weight: 500;
  color: var(--color-primary);
}
th,
td {
  padding: 18px 16px 18px 0;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
td {
  color: var(--color-secondary);
}
td:first-child {
  color: var(--color-primary);
  min-width: 120px;
}
details {
  padding-block: 18px;
  border-bottom: 1px solid var(--color-border);
}
summary {
  cursor: pointer;
  font-weight: 500;
  min-height: 44px;
  align-content: center;
}
details p {
  color: var(--color-secondary);
  margin-top: 12px;
  font-size: 14px;
}
details pre {
  padding: 20px;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  margin-top: 18px;
}
.inline-controls {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.inline-controls button {
  font-size: 12px;
}
.layout-code {
  margin-top: 22px;
  padding: 22px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
}
@media (max-width: 900px) {
  .wrap {
    padding-inline: 24px;
  }
  .hero {
    gap: 36px;
    grid-template-columns: 1fr 1fr;
  }
  .hero h1 {
    font-size: 54px;
  }
  .section-head {
    gap: 36px;
  }
  .split {
    gap: 32px;
  }
  .three {
    gap: 24px;
  }
  .top nav {
    gap: 14px;
  }
  .guide-hero {
    gap: 40px;
  }
  .swatches {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
@media (max-width: 650px) {
  .wrap {
    padding-inline: 20px;
  }
  .top-inner {
    align-items: start;
    gap: 12px;
  }
  .logo {
    width: 114px;
    height: 38px;
  }
  .top nav {
    justify-content: flex-end;
    gap: 2px 14px;
    max-width: 165px;
  }
  .top nav a {
    font-size: 12px;
  }
  .top nav .wide-link {
    display: none;
  }
  .top button {
    padding-inline: 10px;
  }
  .hero,
  .guide-hero {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-block: 44px;
  }
  .hero h1 {
    font-size: 48px;
  }
  .lede {
    font-size: 16px;
    margin-top: 20px;
  }
  .doorway {
    padding: 24px;
  }
  .doorway-mark {
    width: 68px;
  }
  .section {
    padding-block: 44px;
  }
  .section-head,
  .split,
  .three,
  .logo-grid,
  .quote-pair {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .section-head {
    gap: 18px;
  }
  .section-head p:last-child {
    font-size: 14px;
  }
  .three {
    gap: 34px;
  }
  .guide-emblem {
    width: 150px;
  }
  .guide-hero {
    gap: 20px;
  }
  .guide-hero .lede {
    font-size: 15px;
  }
  .guide-nav {
    gap: 2px 22px;
  }
  .swatches {
    grid-template-columns: 1fr 1fr;
    gap: 24px 18px;
  }
  .swatch-color {
    height: 70px;
  }
  .belt-row {
    gap: 8px;
  }
  .belt {
    font-size: 11px;
  }
  .command {
    padding: 20px;
  }
  .logo-sample {
    padding: 30px 24px;
  }
  .foot-inner {
    gap: 16px;
  }
  .foot nav {
    gap: 20px;
  }
  .table-wrap table {
    min-width: 510px;
  }
}
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
  .btn,
  button {
    transition: border-color 150ms ease-out;
  }
}

[data-theme='sumi'] .eyebrow.accent {
  color: var(--color-secondary);
}