:root {
  --paper: #f3efe4;
  --paper-deep: #e9e2d2;
  --surface: #f9f5eb;
  --ink: #17150f;
  --ink-soft: #514c3e;
  --muted: #6a6353;
  --line: rgba(23, 21, 15, 0.18);
  --line-strong: #1b1912;
  --accent: #2438d8;
  --accent-contrast: #f6f1e6;
  --accent-contrast-soft: rgba(246, 241, 230, 0.78);
  --accent-contrast-line: rgba(246, 241, 230, 0.28);
  --on-ink-accent: #98a5ff;
  --signal-online: #d9f24a;
  --signal-online-ring: rgba(217, 242, 74, 0.18);
  --rust: #a63a1d;
  --lime: #d9f24a;
  --success: #2e6b46;
  --success-soft: rgba(46, 107, 70, 0.12);
  --danger: #a63a1d;
  --terminal-bg: #17150f;
  --terminal-raised: #1e1c15;
  --terminal-text: #f2ecdd;
  --terminal-muted: #aaa18d;
  --terminal-line: rgba(242, 236, 221, 0.17);
  --display: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --display-weight: 600;
  --sans: "Public Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --shell: 1240px;
  --gutter: clamp(20px, 4vw, 44px);
  --header-height: 76px;
  color-scheme: light;
}

[data-theme="dark"] {
  --paper: #14130f;
  --paper-deep: #1d1b14;
  --surface: #191811;
  --ink: #f1eadb;
  --ink-soft: #c8bfab;
  --muted: #938a77;
  --line: rgba(241, 234, 219, 0.18);
  --line-strong: #e7deca;
  --accent: #8f9cff;
  --accent-contrast: #12110c;
  --accent-contrast-soft: rgba(18, 17, 12, 0.78);
  --accent-contrast-line: rgba(18, 17, 12, 0.25);
  --on-ink-accent: #a63a1d;
  --signal-online: #173f29;
  --signal-online-ring: rgba(23, 63, 41, 0.18);
  --rust: #e17350;
  --success: #82c99a;
  --success-soft: rgba(130, 201, 154, 0.12);
  --danger: #ef8b6e;
  color-scheme: dark;
}

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

[hidden] {
  display: none !important;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 80;
  pointer-events: none;
  opacity: 0.16;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.34'/%3E%3C/svg%3E");
}

[data-theme="dark"] body::before {
  opacity: 0.1;
  mix-blend-mode: screen;
}

::selection {
  background: var(--accent);
  color: var(--accent-contrast);
}

h1,
h2,
h3,
h4,
p,
dl,
dd,
dt,
figure,
blockquote {
  margin: 0;
}

h1,
h2,
h3,
h4 {
  font-weight: 500;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
}

button:not(:disabled) {
  cursor: pointer;
}

svg {
  display: block;
  max-width: 100%;
}

code,
pre {
  font-family: var(--mono);
}

img {
  max-width: 100%;
}

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

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  top: -80px;
  left: 16px;
  z-index: 200;
  padding: 11px 16px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--paper);
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.skip-link:focus {
  top: 12px;
}

.clipboard-helper {
  position: fixed;
  top: -1000px;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.mono-label {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.eyebrow-dot {
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  background: var(--rust);
}

.eyebrow-light {
  color: var(--accent-contrast-soft);
}

.eyebrow-light .eyebrow-dot {
  background: var(--lime);
}

.status-dot,
.signal-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--muted);
  transition: background-color 160ms ease, box-shadow 160ms ease;
}

.status-dot.is-online,
.signal-dot.is-online {
  background: var(--success);
  box-shadow: 0 0 0 3px var(--success-soft);
}

.signal-dot.is-online {
  background: var(--signal-online);
  box-shadow: 0 0 0 3px var(--signal-online-ring);
}

.status-dot.is-offline,
.signal-dot.is-offline {
  background: var(--danger);
  box-shadow: 0 0 0 3px rgba(166, 58, 29, 0.12);
}

.signal-dot.is-checking {
  background: var(--signal-online);
}

[data-status-state][data-state="online"] {
  color: var(--success);
}

.connection-live[data-state="online"] {
  color: var(--success);
}

[data-status-state][data-state="offline"] {
  color: var(--danger);
}

[data-status-state][data-state="checking"] {
  color: var(--muted);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line-strong);
}

.header-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  background: var(--accent);
  border: 1px solid var(--line-strong);
  color: var(--accent-contrast);
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 21px;
  line-height: 1;
}

.brand-word {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.brand-meta {
  align-self: flex-start;
  margin-top: 5px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.12em;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.4vw, 32px);
}

.main-nav a {
  position: relative;
  padding-block: 8px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.11em;
}

.main-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--accent);
}

.main-nav a:hover::after,
.main-nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
}

.lang-switch {
  display: flex;
  align-items: center;
  height: 34px;
  border: 1px solid var(--line);
}

.lang-switch button {
  height: 100%;
  padding-inline: 7px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
}

.lang-switch button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
}

.lang-switch button:hover {
  color: var(--ink);
}

.lang-switch button[aria-pressed="true"]:hover {
  color: var(--paper);
}

.icon-button {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.icon-button:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.icon-button svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-icon-sun {
  display: none;
}

[data-theme="dark"] .theme-icon-sun {
  display: block;
}

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

.menu-toggle {
  display: none;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--line);
  background: transparent;
}

.menu-toggle:hover {
  border-color: var(--ink);
}

.menu-line {
  display: block;
  width: 15px;
  height: 1px;
  margin: 2px 0;
  background: currentColor;
  transition: transform 160ms ease;
}

.menu-toggle[aria-expanded="true"] .menu-line:first-child {
  transform: translateY(2.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-line:last-child {
  transform: translateY(-2.5px) rotate(-45deg);
}

.mobile-menu {
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  padding-block: 10px 18px;
}

.mobile-nav a {
  padding-block: 13px;
  border-bottom: 1px solid var(--line);
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.8rem;
  line-height: 1.1;
}

.mobile-nav a:last-child {
  border-bottom: 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.button-primary {
  background: var(--ink);
  color: var(--paper);
}

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

.button-quiet {
  background: transparent;
  color: var(--ink);
}

.button-quiet:hover {
  background: var(--paper-deep);
  border-color: var(--ink);
}

.button-arrow {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1;
}

.hero {
  padding-top: clamp(22px, 3vw, 36px);
}

.hero-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--line);
}

.folio {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.38fr) minmax(300px, 0.62fr);
  align-items: end;
  gap: clamp(34px, 5vw, 78px);
  padding-block: clamp(46px, 6.5vw, 90px) clamp(48px, 6vw, 82px);
}

.hero-copy {
  min-width: 0;
}

.hero-title {
  max-width: 11ch;
  margin-bottom: clamp(26px, 3vw, 38px);
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(4rem, 7.7vw, 7.4rem);
  line-height: 0.88;
  letter-spacing: -0.045em;
}

.hero-title span,
.hero-title .title-accent {
  display: block;
}

.hero-title .title-accent {
  max-width: 13ch;
  padding-left: clamp(0px, 4vw, 60px);
  color: var(--accent);
  font-weight: var(--display-weight);
}

.hero-lede {
  max-width: 570px;
  color: var(--ink-soft);
  font-size: clamp(15px, 1.4vw, 17.5px);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(26px, 4.5vw, 56px);
  margin-top: clamp(38px, 5vw, 58px);
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.hero-facts dt {
  margin-bottom: 3px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.11em;
}

.hero-facts dd {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 2.25rem;
  line-height: 1;
}

.fact-unit {
  margin-left: 4px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
}

.signal-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 390px;
  padding: 25px;
  background: var(--accent);
  border: 1px solid var(--line-strong);
  box-shadow: 10px 10px 0 var(--rust);
  color: var(--accent-contrast);
}

.signal-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--accent-contrast-line);
}

.signal-state {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.4;
  text-align: right;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-contrast-soft);
}

.signal-state[data-state="online"],
.signal-state[data-state="offline"] {
  color: var(--accent-contrast);
}

.signal-state[data-state="checking"] {
  color: var(--accent-contrast-soft);
}

.signal-note {
  max-width: 13ch;
  margin-block: 32px 28px;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(2rem, 2.8vw, 2.7rem);
  line-height: 1.03;
  letter-spacing: -0.025em;
}

.signal-numbers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: auto;
  padding-block: 16px;
  border-top: 1px solid var(--accent-contrast-line);
  border-bottom: 1px solid var(--accent-contrast-line);
}

.signal-numbers div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.signal-numbers strong {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(2rem, 2.8vw, 2.7rem);
  line-height: 0.9;
}

.signal-numbers span {
  color: var(--accent-contrast-soft);
  font-family: var(--mono);
  font-size: 7.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.signal-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-block: 12px;
  color: var(--accent-contrast-soft);
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.signal-bottom strong {
  color: var(--accent-contrast);
  font-weight: 500;
}

.signal-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 13px;
  background: var(--accent-contrast);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 8.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: background-color 160ms ease, color 160ms ease;
}

.signal-link:hover {
  background: var(--lime);
  color: #17150f;
}

.hero-strip {
  background: var(--paper-deep);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-block: 13px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 8.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.strip-star {
  color: var(--rust);
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.15rem;
  line-height: 0;
}

.section {
  padding-block: clamp(70px, 9vw, 118px);
}

.section + .section {
  border-top: 1px solid var(--line);
}

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(250px, 0.75fr);
  align-items: end;
  gap: clamp(28px, 5vw, 72px);
  margin-bottom: clamp(38px, 5vw, 58px);
}

.section-intro h2,
.catalog-intro h2,
.start-copy h2,
.reference-head h2,
.contract-head h2 {
  margin-top: 15px;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(2.65rem, 4.9vw, 4.5rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
}

.section-intro h2 {
  max-width: 14ch;
}

.section-lede {
  max-width: 420px;
  padding-bottom: 4px;
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.65;
}

.capability-list {
  border-top: 1px solid var(--line-strong);
}

.capability-row {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr) minmax(220px, 0.58fr) 30px;
  align-items: center;
  gap: 20px;
  padding: 27px 12px;
  border-bottom: 1px solid var(--line);
  transition: background-color 180ms ease, color 180ms ease, padding 180ms ease;
}

.capability-row:hover {
  padding-inline: 18px;
  background: var(--ink);
  color: var(--paper);
}

.capability-number {
  align-self: start;
  padding-top: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.capability-main {
  min-width: 0;
}

.capability-main h3 {
  margin-bottom: 6px;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(2rem, 3.2vw, 2.65rem);
  line-height: 1;
  letter-spacing: -0.025em;
}

.capability-main > span {
  display: block;
  max-width: 540px;
  color: var(--ink-soft);
  font-size: 13.5px;
  line-height: 1.55;
  transition: color 180ms ease;
}

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

.capability-tags span {
  padding: 4px 7px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7.5px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  transition: border-color 180ms ease, color 180ms ease;
}

.capability-link {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: 8px;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}

.capability-row:hover .capability-main > span,
.capability-row:hover .capability-number,
.capability-row:hover .capability-tags span {
  color: var(--paper);
  opacity: 0.68;
}

.capability-row:hover .capability-tags span {
  border-color: var(--paper);
}

.capability-row:hover .capability-link {
  color: var(--on-ink-accent);
}

.catalog-section {
  padding-block: clamp(64px, 8.5vw, 108px);
  background: var(--accent);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  color: var(--accent-contrast);
}

.catalog-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  align-items: start;
  gap: clamp(40px, 7vw, 100px);
}

.catalog-intro {
  padding-top: 10px;
}

.catalog-intro h2 {
  max-width: 10ch;
  color: var(--accent-contrast);
}

.catalog-intro > p {
  max-width: 390px;
  margin-top: 24px;
  color: var(--accent-contrast-soft);
  font-size: 14.5px;
  line-height: 1.65;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 30px;
  padding-bottom: 5px;
  border-bottom: 1px solid currentColor;
  font-family: var(--mono);
  font-size: 8.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.text-link-light {
  color: var(--accent-contrast);
}

.text-link-light:hover {
  opacity: 0.75;
}

.catalog-list {
  border-top: 1px solid var(--accent-contrast-line);
}

.catalog-row {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto 26px;
  align-items: center;
  gap: 17px;
  padding: 23px 10px;
  border-bottom: 1px solid var(--accent-contrast-line);
  color: inherit;
  transition: background-color 180ms ease, color 180ms ease, padding 180ms ease;
}

.catalog-row:hover {
  padding-inline: 16px;
  background: var(--accent-contrast);
  color: var(--accent);
}

.catalog-row:focus-visible {
  outline-color: var(--accent-contrast);
}

.catalog-number {
  align-self: start;
  padding-top: 6px;
  color: var(--accent-contrast-soft);
  font-family: var(--mono);
  font-size: 8.5px;
}

.catalog-main {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.catalog-name {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(1.9rem, 2.8vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.catalog-blurb {
  max-width: 450px;
  color: var(--accent-contrast-soft);
  font-size: 12.5px;
  line-height: 1.5;
}

.catalog-count {
  color: var(--accent-contrast-soft);
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}

.catalog-arrow {
  justify-self: end;
  font-size: 20px;
  line-height: 1;
  transition: transform 180ms ease;
}

.catalog-row:hover .catalog-blurb,
.catalog-row:hover .catalog-count,
.catalog-row:hover .catalog-number {
  color: var(--accent);
  opacity: 1;
}

.catalog-row:hover .catalog-arrow {
  transform: translate(3px, -3px);
}

.principles-intro {
  grid-template-columns: minmax(0, 1fr);
}

.principles-intro h2 {
  max-width: 12ch;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.principle {
  min-height: 230px;
  padding: 26px 28px 34px;
  border-right: 1px solid var(--line);
}

.principle:first-child {
  padding-left: 0;
}

.principle:last-child {
  padding-right: 0;
  border-right: 0;
}

.principle-index {
  display: block;
  margin-bottom: 44px;
  color: var(--rust);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.principle h3 {
  margin-bottom: 11px;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.8rem;
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.principle p {
  max-width: 310px;
  color: var(--ink-soft);
  font-size: 13.5px;
  line-height: 1.6;
}

.start-section {
  background: var(--paper-deep);
}

.start-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: clamp(36px, 7vw, 96px);
}

.start-copy h2 {
  max-width: 9ch;
}

.start-copy > p {
  max-width: 490px;
  margin-top: 22px;
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.65;
}

.start-copy .button {
  margin-top: 28px;
}

.terminal-card {
  min-width: 0;
  background: var(--terminal-bg);
  border: 1px solid var(--line-strong);
  box-shadow: 8px 8px 0 var(--rust);
  color: var(--terminal-text);
}

.terminal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--terminal-line);
  color: var(--terminal-muted);
}

.terminal-copy {
  padding: 4px 7px;
  border: 1px solid var(--terminal-line);
  background: transparent;
  color: var(--terminal-muted);
  font-family: var(--mono);
  font-size: 7.5px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.terminal-copy:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.terminal-code {
  margin: 0;
  padding: 22px 18px;
  overflow-x: auto;
  color: var(--terminal-text);
  font-size: clamp(11px, 1.2vw, 13px);
  line-height: 1.8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.terminal-prompt {
  color: var(--lime);
}

.terminal-note {
  padding: 0 18px 18px;
  color: var(--terminal-muted);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.6;
}

.site-footer {
  border-top: 1px solid var(--line-strong);
  background: var(--paper);
  padding-top: clamp(40px, 6vw, 66px);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: start;
  gap: clamp(30px, 5vw, 70px);
  padding-bottom: clamp(36px, 5vw, 55px);
}

.footer-brand p {
  margin-top: 16px;
  color: var(--muted);
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.25rem;
  line-height: 1.2;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 9px;
}

.footer-nav a {
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-nav a:hover {
  color: var(--accent);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.5;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.footer-mark {
  padding-block: 12px 22px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: transparent;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(4.2rem, 17vw, 13.8rem);
  line-height: 0.82;
  letter-spacing: -0.055em;
  text-align: center;
  white-space: nowrap;
  -webkit-text-stroke: 1px var(--line);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  padding-block: 22px 30px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7.5px;
  line-height: 1.7;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-disclaimer {
  flex-basis: 100%;
  max-width: 660px;
  text-transform: none;
  letter-spacing: 0;
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  z-index: 110;
  padding: 10px 14px;
  background: var(--ink);
  border: 1px solid var(--paper);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 10px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.docs-hero {
  padding-top: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(48px, 7vw, 78px);
  border-bottom: 1px solid var(--line-strong);
}

.docs-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.6fr);
  align-items: end;
  gap: clamp(34px, 6vw, 86px);
}

.docs-hero-copy {
  min-width: 0;
}

.docs-title {
  max-width: 10ch;
  margin-top: 0;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(4.1rem, 8vw, 7.8rem);
  line-height: 0.86;
  letter-spacing: -0.05em;
}

.docs-title span,
.docs-title .title-accent {
  display: block;
}

.docs-title .title-accent {
  max-width: 12ch;
  padding-left: clamp(0px, 4vw, 56px);
  color: var(--accent);
  font-weight: var(--display-weight);
}

.docs-lede {
  max-width: 650px;
  margin-top: 28px;
  color: var(--ink-soft);
  font-size: clamp(15.5px, 1.3vw, 17px);
  line-height: 1.65;
}

.docs-note {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  max-width: 600px;
  margin-top: 22px;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.55;
}

.note-mark {
  color: var(--rust);
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.2rem;
  line-height: 0.9;
}

.connection-card {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  box-shadow: 7px 7px 0 var(--rust);
}

.connection-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 17px;
  border-bottom: 1px solid var(--line);
  background: var(--paper-deep);
}

.connection-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 8.5px;
  text-align: right;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.connection-list {
  padding-inline: 17px;
}

.connection-row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  padding-block: 12px;
  border-bottom: 1px solid var(--line);
}

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

.connection-row dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.7;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.connection-row dd {
  min-width: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.connection-row-base dd {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 7px;
}

.connection-row code {
  color: var(--ink);
  font-size: 11.5px;
  line-height: 1.5;
}

.connection-copy {
  padding: 3px 6px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8.5px;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.connection-copy:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.docs-body {
  padding-block: clamp(46px, 6vw, 78px) clamp(70px, 9vw, 120px);
}

.docs-layout {
  display: grid;
  grid-template-columns: 205px minmax(0, 1fr);
  align-items: start;
  gap: clamp(30px, 5vw, 68px);
}

.docs-index {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.index-title {
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-strong);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.index-nav {
  display: flex;
  flex-direction: column;
}

.index-nav a {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 7px;
  padding-block: 10px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 13.5px;
  line-height: 1.4;
}

.index-nav .index-number {
  padding-top: 2px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
}

.index-nav a:hover,
.index-nav a.is-active {
  color: var(--accent);
}

.index-nav a.is-active .index-number {
  color: var(--accent);
}

.index-card {
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  box-shadow: 5px 5px 0 var(--accent);
}

.index-card h2 {
  margin-top: 12px;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.9rem;
  line-height: 1;
  letter-spacing: -0.02em;
}

.index-card p {
  margin-top: 9px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.6;
}

.index-badge {
  display: inline-block;
  margin-top: 16px;
  padding: 3px 6px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.docs-content {
  min-width: 0;
}

.reference-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.52fr);
  align-items: end;
  gap: clamp(24px, 4vw, 58px);
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 30px;
}

.reference-head h2 {
  margin-top: 12px;
  font-size: clamp(2.5rem, 4vw, 3.7rem);
}

.reference-note {
  padding-left: 13px;
  border-left: 2px solid var(--rust);
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
}

.endpoint-groups {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.route-group {
  scroll-margin-top: calc(var(--header-height) + 22px);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 0 var(--accent);
  transition: box-shadow 180ms ease;
}

.route-group[open] {
  box-shadow: 6px 6px 0 var(--paper-deep);
}

.route-group > summary {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 23px 25px;
  list-style: none;
  cursor: pointer;
}

.route-group > summary::-webkit-details-marker {
  display: none;
}

.route-group > summary:focus-visible {
  outline-offset: -5px;
}

.group-number {
  align-self: start;
  padding-top: 5px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.06em;
}

.route-group[open] .group-number {
  color: var(--accent);
}

.group-copy {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.group-title {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(2rem, 3vw, 2.65rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
}

.group-blurb {
  max-width: 560px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

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

.group-count {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.group-toggle {
  position: relative;
  display: block;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  transition: background-color 160ms ease, border-color 160ms ease;
}

.group-toggle::before,
.group-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: transform 180ms ease, opacity 180ms ease;
}

.group-toggle::before {
  width: 12px;
  height: 1px;
}

.group-toggle::after {
  width: 1px;
  height: 12px;
}

.route-group[open] .group-toggle {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}

.route-group[open] .group-toggle::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg);
}

.group-body {
  padding: 20px 25px 25px;
  border-top: 1px solid var(--line);
}

.endpoint-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(225px, 1fr));
  gap: 11px;
}

.endpoint-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 170px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  text-align: left;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease, box-shadow 150ms ease;
}

.endpoint-card:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
  transform: translate(-2px, -2px);
  box-shadow: 3px 3px 0 var(--accent);
}

.endpoint-card:focus-visible {
  outline-offset: 2px;
}

.endpoint-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.endpoint-method {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.endpoint-card:hover .endpoint-method {
  color: var(--on-ink-accent);
}

.endpoint-badge {
  padding: 2px 5px;
  border: 1px solid currentColor;
  color: var(--rust);
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.endpoint-card:hover .endpoint-badge {
  color: var(--on-ink-accent);
}

.endpoint-name {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.6rem;
  line-height: 1.04;
  letter-spacing: -0.018em;
}

.endpoint-path {
  display: block;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.endpoint-card:hover .endpoint-path {
  color: var(--paper);
  opacity: 0.62;
}

.endpoint-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 9px;
  border-top: 1px solid var(--line);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 8.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.endpoint-card:hover .endpoint-foot {
  border-color: var(--paper);
  color: var(--paper);
  opacity: 0.75;
}

.endpoint-arrow {
  font-family: var(--sans);
  font-size: 14px;
}

.no-params {
  padding: 15px;
  border: 1px dashed var(--line);
  color: var(--ink-soft);
  font-size: 13.5px;
  line-height: 1.6;
}

.contract-section {
  margin-top: clamp(60px, 8vw, 100px);
  padding-top: 38px;
  border-top: 1px solid var(--line-strong);
  scroll-margin-top: calc(var(--header-height) + 22px);
}

.contract-head {
  max-width: 650px;
}

.contract-head h2 {
  margin-top: 12px;
  font-size: clamp(2.5rem, 4.2vw, 3.8rem);
}

.contract-head > p:last-child {
  margin-top: 19px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.65;
}

.contract-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 11px;
  margin-top: 28px;
}

.contract-card {
  padding: 19px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.contract-tag {
  display: inline-block;
  margin-bottom: 13px;
  padding: 3px 6px;
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.contract-tag-success {
  background: var(--success-soft);
  color: var(--success);
}

.contract-tag-failure {
  background: rgba(166, 58, 29, 0.1);
  color: var(--danger);
}

.contract-card p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.65;
}

.status-guide-title {
  margin-top: 36px;
  margin-bottom: 14px;
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: 1.9rem;
  line-height: 1;
  letter-spacing: -0.02em;
}

.status-guide {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 34px;
  border-top: 1px solid var(--line-strong);
}

.status-guide div {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  padding-block: 11px;
  border-bottom: 1px solid var(--line);
}

.status-guide dt {
  color: var(--rust);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.7;
}

.status-guide dd {
  color: var(--ink-soft);
  font-size: 13.5px;
  line-height: 1.6;
}

.tester-dialog {
  width: min(800px, calc(100vw - 32px));
  max-width: none;
  max-height: min(840px, calc(100dvh - 32px));
  margin: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  overflow: visible;
}

.tester-dialog::backdrop {
  background: rgba(18, 17, 12, 0.72);
  backdrop-filter: blur(3px);
}

.tester-frame {
  display: flex;
  flex-direction: column;
  max-height: min(840px, calc(100dvh - 32px));
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  box-shadow: 12px 12px 0 var(--accent);
}

.tester-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 19px 22px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.tester-heading {
  min-width: 0;
}

.tester-category {
  display: block;
  margin-bottom: 3px;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.tester-title {
  font-family: var(--display);
  font-weight: var(--display-weight);
  font-size: clamp(2.1rem, 3.4vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.025em;
}

.tester-close {
  flex: 0 0 auto;
}

.tester-methodbar {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  padding: 9px 22px;
  background: var(--ink);
  color: var(--paper);
}

.method-pill {
  flex: 0 0 auto;
  padding: 3px 6px;
  background: var(--lime);
  color: #17150f;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.06em;
}

.tester-methodbar code {
  min-width: 0;
  overflow: hidden;
  color: var(--paper);
  font-size: 11.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tester-grid {
  display: block;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  background: var(--surface);
}

.tester-request {
  min-height: 0;
  padding: 22px;
  background: var(--surface);
}

.tester-desc {
  max-width: 470px;
  margin-bottom: 22px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
}

.tester-fields {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.field-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.field-label {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.field-required,
.field-optional {
  font-family: var(--mono);
  font-size: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field-required {
  color: var(--rust);
}

.field-optional {
  color: var(--muted);
}

.control {
  width: 100%;
  min-height: 40px;
  padding: 9px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
}

.control::placeholder {
  color: var(--muted);
  opacity: 1;
}

.control:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.field-help {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.check-field legend {
  margin-bottom: 7px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.check-option {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.check-option:has(input:checked) {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.check-option input {
  width: 11px;
  height: 11px;
  margin: 0;
  accent-color: var(--accent);
}

.url-preview {
  margin-top: 20px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  background: var(--paper-deep);
}

.url-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.url-preview .mono-label {
  display: block;
  color: var(--muted);
}

.url-copy {
  flex: 0 0 auto;
  padding: 4px 7px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.url-copy:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.url-preview code {
  display: block;
  max-height: 64px;
  overflow: auto;
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.tester-actions {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-top: 18px;
}

.run-button {
  position: relative;
  min-width: 150px;
}

.run-button[aria-busy="true"] {
  opacity: 0.8;
  cursor: wait;
}

.run-button[aria-busy="true"]::before {
  content: "";
  width: 10px;
  height: 10px;
  border: 1px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 650ms linear infinite;
}

.tester-message {
  color: var(--danger);
  font-size: 12px;
  line-height: 1.5;
}

.tester-response {
  display: flex;
  flex-direction: column;
  height: 190px;
  height: clamp(160px, 20dvh, 210px);
  min-width: 0;
  min-height: 0;
  margin-top: 20px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--terminal-bg);
  color: var(--terminal-text);
}

.response-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 13px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--terminal-line);
}

.response-head h3 {
  color: var(--terminal-text);
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.response-meta {
  color: var(--terminal-muted);
  font-family: var(--mono);
  font-size: 9.5px;
  line-height: 1.4;
}

.tester-response[data-tone="success"] .response-meta {
  color: var(--lime);
}

.tester-response[data-tone="error"] .response-meta {
  color: #ff9d82;
}

.response-copy {
  margin-left: auto;
  padding: 4px 7px;
  border: 1px solid var(--terminal-line);
  background: transparent;
  color: var(--terminal-muted);
  font-family: var(--mono);
  font-size: 8.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.response-copy:hover:not(:disabled) {
  border-color: var(--lime);
  color: var(--lime);
}

.response-copy:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.response-console {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 13px 15px;
  background: var(--terminal-raised);
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--terminal-muted) transparent;
}

.response-console pre {
  margin: 0;
}

.response-console code {
  color: var(--terminal-text);
  font-size: 12px;
  line-height: 1.65;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.tester-response.is-loading .response-console {
  opacity: 0.6;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

  .hero-meta-row,
  .hero-copy > *,
  .signal-card,
  .docs-hero-copy > *,
  .connection-card {
    animation: rise 620ms cubic-bezier(0.2, 0.7, 0.2, 1) both;
  }

  .hero-copy > *:nth-child(2),
  .docs-hero-copy > *:nth-child(2) {
    animation-delay: 70ms;
  }

  .hero-copy > *:nth-child(3),
  .docs-hero-copy > *:nth-child(3) {
    animation-delay: 130ms;
  }

  .hero-copy > *:nth-child(4),
  .docs-hero-copy > *:nth-child(4) {
    animation-delay: 190ms;
  }

  .signal-card,
  .connection-card {
    animation-delay: 170ms;
  }

  .tester-dialog[open] {
    animation: rise 210ms ease-out;
  }

  .tester-dialog[open]::backdrop {
    animation: fade 180ms ease-out;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(285px, 0.8fr);
    gap: 38px;
  }

  .signal-card {
    min-height: 360px;
    padding: 22px;
  }

  .capability-row {
    grid-template-columns: 36px minmax(0, 1fr) minmax(185px, 0.5fr) 24px;
    gap: 14px;
  }

  .docs-layout {
    grid-template-columns: 185px minmax(0, 1fr);
  }
}

@media (max-width: 960px) {
  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }

  .header-bar {
    grid-template-columns: 1fr auto;
  }

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

  .hero-title,
  .docs-title {
    max-width: 12ch;
  }

  .signal-card {
    width: min(100%, 520px);
    min-height: 360px;
  }

  .section-intro {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .section-lede {
    max-width: 560px;
  }

  .capability-row {
    grid-template-columns: 34px minmax(0, 1fr) auto;
    grid-template-areas:
      "num main link"
      ". tags tags";
    row-gap: 13px;
  }

  .capability-number {
    grid-area: num;
  }

  .capability-main {
    grid-area: main;
  }

  .capability-tags {
    grid-area: tags;
  }

  .capability-link {
    grid-area: link;
    align-self: start;
    padding-top: 6px;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .catalog-intro h2 {
    max-width: 12ch;
  }

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

  .principle,
  .principle:first-child,
  .principle:last-child {
    min-height: 0;
    padding: 22px 0 26px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .principle:last-child {
    border-bottom: 0;
  }

  .principle-index {
    margin-bottom: 22px;
  }

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

  .start-copy h2 {
    max-width: 11ch;
  }

  .terminal-card {
    max-width: 680px;
  }

  .footer-top {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .footer-status {
    grid-column: 1 / -1;
  }

  .docs-hero-grid {
    grid-template-columns: 1fr;
  }

  .connection-card {
    width: min(100%, 530px);
  }

  .docs-layout {
    grid-template-columns: 1fr;
  }

  .docs-index {
    position: static;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
  }

  .index-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 7px;
  }

  .index-nav a {
    display: inline-flex;
    gap: 6px;
    padding: 7px 9px;
    border: 1px solid var(--line);
  }

  .index-nav .index-number {
    padding-top: 0;
  }

  .index-card {
    display: none;
  }

  .reference-head {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .reference-note {
    max-width: 560px;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 65px;
  }

  .header-bar {
    min-height: var(--header-height);
  }

  .brand-mark {
    width: 29px;
    height: 29px;
    font-size: 19px;
  }

  .brand-word {
    font-size: 14px;
  }

  .hero-meta-row {
    gap: 12px;
  }

  .folio {
    font-size: 7px;
  }

  .hero-grid {
    gap: 42px;
    padding-block: 40px 54px;
  }

  .hero-title {
    font-size: clamp(3.5rem, 14.5vw, 5.4rem);
  }

  .hero-title .title-accent,
  .docs-title .title-accent {
    padding-left: 0.18em;
  }

  .hero-lede {
    font-size: 15px;
  }

  .hero-actions {
    margin-top: 24px;
  }

  .hero-facts {
    justify-content: space-between;
    gap: 18px;
  }

  .hero-facts dd {
    font-size: 1.9rem;
  }

  .signal-card {
    min-height: 340px;
    box-shadow: 7px 7px 0 var(--rust);
  }

  .signal-note {
    max-width: 15ch;
    font-size: 2rem;
  }

  .strip-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 16px;
  }

  .strip-star {
    display: none;
  }

  .capability-row {
    grid-template-columns: 27px minmax(0, 1fr) 22px;
    padding-inline: 0;
    gap: 11px;
  }

  .capability-row:hover {
    padding-inline: 10px;
  }

  .capability-main h3 {
    font-size: 2.1rem;
  }

  .capability-link span:first-child {
    display: none;
  }

  .capability-link {
    font-size: 16px;
    padding-top: 4px;
  }

  .catalog-row {
    grid-template-columns: 25px minmax(0, 1fr) 22px;
    grid-template-areas:
      "num main arrow"
      ". count arrow";
    row-gap: 8px;
    padding-inline: 0;
  }

  .catalog-row:hover {
    padding-inline: 9px;
  }

  .catalog-number {
    grid-area: num;
  }

  .catalog-main {
    grid-area: main;
  }

  .catalog-count {
    grid-area: count;
  }

  .catalog-arrow {
    grid-area: arrow;
    align-self: start;
    padding-top: 4px;
  }

  .catalog-name {
    font-size: 2rem;
  }

  .catalog-blurb {
    font-size: 12px;
  }

  .start-copy h2 {
    font-size: clamp(2.6rem, 10vw, 3.6rem);
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 18px;
  }

  .footer-status {
    grid-column: auto;
  }

  .footer-mark {
    font-size: clamp(4rem, 19vw, 8rem);
    padding-block: 10px 16px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .docs-title {
    font-size: clamp(3.7rem, 15vw, 6rem);
  }

  .docs-lede {
    font-size: 15.5px;
  }

  .connection-card {
    box-shadow: 5px 5px 0 var(--rust);
  }

  .docs-body {
    padding-top: 40px;
  }

  .route-group > summary {
    grid-template-columns: 27px minmax(0, 1fr) auto;
    gap: 11px;
    padding: 18px 16px;
  }

  .group-title {
    font-size: 2rem;
  }

  .group-count {
    display: none;
  }

  .group-toggle {
    width: 30px;
    height: 30px;
  }

  .group-body {
    padding: 15px 16px 17px;
  }

  .endpoint-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .endpoint-card {
    min-height: 150px;
    padding: 12px;
  }

  .endpoint-name {
    font-size: 1.35rem;
  }

  .endpoint-foot {
    font-size: 6.5px;
  }

  .contract-grid,
  .status-guide {
    grid-template-columns: 1fr;
  }

  .status-guide {
    column-gap: 0;
  }

  .tester-dialog {
    width: calc(100vw - 18px);
    max-height: calc(100dvh - 18px);
  }

  .tester-frame {
    max-height: calc(100dvh - 18px);
    box-shadow: 6px 6px 0 var(--accent);
  }

  .tester-header {
    padding: 16px;
  }

  .tester-methodbar {
    padding-inline: 16px;
  }

  .tester-grid {
    overflow-y: auto;
  }

  .tester-request {
    padding: 17px 16px 20px;
  }

  .tester-response {
    height: 170px;
    height: clamp(150px, 22dvh, 190px);
    margin-top: 16px;
  }

  .response-head {
    padding: 10px 13px;
  }

  .response-console {
    padding: 12px 13px;
  }

  .tester-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .run-button {
    width: 100%;
  }
}

@media (max-width: 500px) {
  .lang-switch {
    height: 32px;
  }

  .icon-button,
  .menu-toggle {
    width: 32px;
    height: 32px;
  }

  .hero-title {
    font-size: clamp(3.15rem, 15vw, 4.4rem);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .button {
    width: 100%;
  }

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

  .hero-facts dd {
    font-size: 1.65rem;
  }

  .signal-card {
    padding: 18px;
  }

  .signal-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .signal-state {
    text-align: left;
  }

  .signal-note {
    margin-block: 25px 22px;
  }

  .signal-numbers strong {
    font-size: 2rem;
  }

  .strip-inner {
    font-size: 7.5px;
  }

  .section-intro h2,
  .catalog-intro h2,
  .start-copy h2,
  .reference-head h2,
  .contract-head h2 {
    font-size: clamp(2.35rem, 10vw, 3.15rem);
  }

  .capability-tags span {
    font-size: 6.8px;
    padding: 3px 5px;
  }

  .catalog-row {
    grid-template-columns: 20px minmax(0, 1fr) 20px;
  }

  .catalog-name {
    font-size: 1.8rem;
  }

  .terminal-code {
    padding-inline: 14px;
    font-size: 10px;
  }

  .terminal-head {
    padding-inline: 14px;
  }

  .docs-hero {
    padding-top: 18px;
  }

  .docs-title {
    font-size: clamp(3.05rem, 15.5vw, 4.5rem);
  }

  .connection-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .connection-live {
    text-align: left;
  }

  .connection-row {
    grid-template-columns: 66px minmax(0, 1fr);
  }

  .index-nav {
    gap: 5px;
  }

  .index-nav a {
    font-size: 12px;
    padding: 6px 7px;
  }

  .route-group > summary {
    grid-template-columns: 21px minmax(0, 1fr) auto;
    gap: 8px;
    padding: 16px 13px;
  }

  .group-title {
    font-size: 1.75rem;
  }

  .group-blurb {
    font-size: 12.5px;
  }

  .group-body {
    padding-inline: 12px;
  }

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

  .endpoint-card {
    min-height: 150px;
  }

  .endpoint-name {
    font-size: 1.5rem;
  }

  .tester-title {
    font-size: 2rem;
  }

  .response-head {
    gap: 6px 9px;
  }

  .response-copy {
    margin-left: 0;
  }

  .footer-mark {
    font-size: clamp(3.5rem, 18vw, 6rem);
  }
}