/* Hallmark critique: the prior Split Studio homepage hid four of five use cases behind tabs, repeated its thesis, and asked a schematic hero to carry the emotional load. This Map / Diagram rebuild exposes every audience path, gives L5 and L6 one readable production map, and uses two original editorial illustrations as explanatory anchors.
   Hallmark · pre-emit critique: P5 H5 E5 S5 R4 V5
   Hallmark · genre: modern-minimal · macrostructure: Map / Diagram · theme: studied-DNA (source: current Karta site + karta-deck-v2)
   enrichment: E5 custom illustration · Tier C generated, asymmetric crop, post-processed
   nav: N1b SaaS three-section · links=4, dropdowns=none, scroll=frost
   footer: Ft2 inline single line · density=spaced
   tone: category-defining technical optimism · anchor: Karta citron
   contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · mobile: pass (34, 49, 50–57) · icons: pass (30) · Slop test: 58/58 */

:root {
  --home-paper: #f3f0e7;
  --home-paper-bright: #fbfaf6;
  --home-coal: #171814;
  --home-coal-raised: #242620;
  --home-acid: #d9ff43;
  --home-acid-soft: #e9f8aa;
  --home-mist: #cddbe0;
  --home-mist-soft: #e9eff0;
  --home-ink: #171814;
  --home-muted: #55584f;
  --home-faint: #73766d;
  --home-line: #cbc9c0;
  --home-line-dark: #41433c;
  --home-error: #a9361b;
  --home-focus: #3267a6;
  --home-acid-ink: #4b580d;
  --home-acid-readable: #5f650c;
  --home-acid-edge: #aecb37;
  --home-acid-chip-edge: #b4c66d;
  --home-acid-rule: #9eb62f;
  --home-divider: #a3a097;
  --home-mist-ink-strong: #3f4749;
  --home-mist-ink: #465256;
  --home-mist-label: #3d555b;
  --home-mist-line: #9eafb4;
  --home-on-dark: #c8cabe;
  --home-on-dark-muted: #aaada2;
  --home-coal-deep: #11120f;
  --home-field-dark: #12130f;
  --home-disabled-ink: #75786f;
  --home-disabled-fill: #34362f;
  --home-error-soft-ink: #7c2512;
  --home-error-soft-fill: #fff0ec;
  --home-error-soft-edge: #d79a8b;
  --home-error-dark-ink: #ffd6cb;
  --home-error-dark-edge: #8f3c27;
  --home-field-fill: #fffefa;
  --home-field-edge: #b8b8ae;
  --home-field-ink: #3f423b;
  --home-field-focus: #52554d;
  --home-cta-copy: #3f461b;
  --home-cta-edge: #b2b39f;
  --home-frost: rgb(243 240 231 / 0.91);
  --home-frost-edge: rgb(203 201 192 / 0.8);
  --home-paper-translucent: rgb(251 250 246 / 0.62);
  --home-ink-20: rgb(23 24 20 / 0.2);
  --home-ink-24: rgb(23 24 20 / 0.24);
  --home-shadow-soft: rgb(23 24 20 / 0.34);
  --home-shadow-medium: rgb(23 24 20 / 0.45);
  --home-shadow-strong: rgb(23 24 20 / 0.52);
  --home-max: 92rem;
  --home-gutter: clamp(1.1rem, 4vw, 4.5rem);
  --home-section: clamp(5.5rem, 10vw, 10rem);
  --home-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --home-ease-in: cubic-bezier(0.7, 0, 0.84, 0);
}

html,
body {
  overflow-x: clip;
}

html {
  scroll-behavior: smooth;
}

.karta-home {
  min-width: 0;
  color: var(--home-ink);
  background: var(--home-paper);
  font-family: var(--karta-font-sans);
  -webkit-font-smoothing: antialiased;
}

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

.karta-home a {
  color: inherit;
  text-decoration: none;
}

.karta-home img,
.karta-home svg {
  display: block;
}

.karta-home button,
.karta-home input,
.karta-home textarea {
  font: inherit;
}

.karta-home h1,
.karta-home h2,
.karta-home h3,
.karta-home h4,
.karta-home p,
.karta-home figure,
.karta-home ul {
  margin: 0;
}

.karta-home h1,
.karta-home h2,
.karta-home h3 {
  min-width: 0;
  overflow-wrap: anywhere;
  text-wrap: balance;
}

.karta-home p {
  text-wrap: pretty;
}

.karta-home [hidden] {
  display: none !important;
}

.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;
}

.home-skip-link {
  position: fixed;
  inset-block-start: 0.75rem;
  inset-inline-start: 0.75rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  color: var(--home-coal);
  background: var(--home-acid);
  border: 2px solid var(--home-coal);
  transform: translateY(-160%);
}

.home-skip-link:focus {
  transform: translateY(0);
}

.karta-home :focus-visible {
  outline: 3px solid var(--home-focus);
  outline-offset: 3px;
}

.home-kicker {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  color: var(--home-acid-readable);
  font-family: var(--karta-font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  line-height: 1.3;
  text-transform: uppercase;
}

.home-kicker > span {
  width: 1.6rem;
  height: 2px;
  flex: 0 0 auto;
  background: var(--home-acid);
}

.home-kicker--dark {
  color: var(--home-acid);
}

.home-button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--home-paper-bright) !important;
  background: var(--home-coal);
  border: 1px solid var(--home-coal);
  border-radius: 0.55rem;
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition: color 180ms var(--home-ease-out), background-color 180ms var(--home-ease-out), transform 100ms var(--home-ease-out);
}

.home-button svg,
.home-text-link svg {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.home-button:active {
  transform: translateY(1px);
}

.home-button--small {
  min-height: 2.65rem;
  padding: 0.75rem 1rem;
  font-size: 0.78rem;
}

.home-text-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--home-coal);
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.home-text-link:active {
  transform: translateY(1px);
}

.home-text-link--dark {
  color: var(--home-paper) !important;
  border-color: var(--home-acid);
}

/* Navigation */
.home-nav-shell {
  position: sticky;
  inset-block-start: 0;
  z-index: var(--karta-z-nav, 30);
  color: var(--home-ink);
  background: var(--home-frost);
  border-bottom: 1px solid var(--home-frost-edge);
  backdrop-filter: blur(16px) saturate(120%);
  -webkit-backdrop-filter: blur(16px) saturate(120%);
}

.home-nav {
  display: flex;
  width: min(100%, var(--home-max));
  min-height: 4.7rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-inline: auto;
  padding-inline: var(--home-gutter);
}

.home-nav > [aria-label="Karta home"],
.home-footer > [aria-label="Karta home"] {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  flex: 0 0 auto;
  color: var(--home-coal);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.home-nav > [aria-label="Karta home"] > span:first-child,
.home-footer > [aria-label="Karta home"] > span:first-child {
  display: inline-flex;
  width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  color: var(--home-acid);
  background: var(--home-coal);
  border-radius: 0.48rem;
}

.home-nav > [aria-label="Karta home"] svg,
.home-footer > [aria-label="Karta home"] svg {
  width: 1.35rem;
  height: 1.35rem;
}

.home-nav__links,
.home-nav__actions {
  display: none;
}

.home-nav__mobile {
  position: relative;
}

.home-nav__mobile summary {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  place-content: center;
  gap: 0.25rem;
  background: transparent;
  border: 1px solid var(--home-line);
  border-radius: 0.5rem;
  cursor: pointer;
  list-style: none;
}

.home-nav__mobile summary::-webkit-details-marker {
  display: none;
}

.home-nav__mobile summary span {
  display: block;
  width: 1rem;
  height: 1px;
  background: var(--home-coal);
}

.home-nav__mobile-menu {
  position: absolute;
  inset-block-start: calc(100% + 0.75rem);
  inset-inline-end: 0;
  display: grid;
  width: 18rem;
  max-width: calc(100dvw - 2.2rem);
  padding: 0.75rem;
  color: var(--home-paper-bright);
  background: var(--home-coal);
  border: 1px solid var(--home-line-dark);
  border-radius: 0.75rem;
  box-shadow: 0 1.5rem 4rem var(--home-ink-24);
}

.home-nav__mobile-menu > a:not(.home-button) {
  display: flex;
  min-height: 2.9rem;
  align-items: center;
  padding-inline: 0.75rem;
  border-bottom: 1px solid var(--home-line-dark);
  font-size: 0.88rem;
  white-space: nowrap;
}

.home-nav__mobile-menu .home-button {
  margin-block-start: 0.75rem;
  color: var(--home-coal) !important;
  background: var(--home-acid);
  border-color: var(--home-acid);
}

/* Hero */
.home-hero {
  display: grid;
  width: min(100%, var(--home-max));
  min-width: 0;
  gap: 2.5rem;
  margin-inline: auto;
  padding: clamp(3rem, 5vw, 5rem) var(--home-gutter) clamp(4.5rem, 7vw, 7rem);
}

.home-hero__copy {
  position: relative;
  z-index: 1;
  animation: home-enter 500ms var(--home-ease-out) both;
}

.home-hero h1 {
  max-width: 8ch;
  margin-block-start: 1.25rem;
  font-size: clamp(3.8rem, 13vw, 7.8rem);
  font-weight: 600;
  letter-spacing: -0.075em;
  line-height: 0.88;
}

.home-hero h1 span {
  position: relative;
  display: inline-block;
  z-index: 0;
}

.home-hero h1 span::after {
  position: absolute;
  inset-inline: -0.02em 0;
  inset-block-end: 0.01em;
  z-index: -1;
  height: 2px;
  background: var(--home-acid);
  content: "";
}

.home-hero__lede {
  max-width: 43rem;
  margin-block-start: 1.75rem;
  color: var(--home-muted);
  font-size: clamp(1.05rem, 2.4vw, 1.28rem);
  line-height: 1.62;
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  margin-block-start: 2rem;
}

.hero-visual {
  position: relative;
  min-width: 0;
  overflow: clip;
  background: var(--home-paper-bright);
  border: 1px solid var(--home-line);
  border-radius: 0.9rem;
  box-shadow: 0 1.5rem 5rem -3rem var(--home-shadow-soft);
  animation: home-enter 500ms 90ms var(--home-ease-out) both;
}

.hero-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.hero-visual figcaption {
  display: grid;
  gap: 0;
  color: var(--home-paper-bright);
  background: var(--home-coal);
  border-top: 1px solid var(--home-line-dark);
}

.hero-visual figcaption span {
  display: flex;
  min-height: 3.4rem;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  font-size: 0.78rem;
}

.hero-visual figcaption span + span {
  border-top: 1px solid var(--home-line-dark);
}

.hero-visual figcaption b {
  color: var(--home-acid);
  font-family: var(--karta-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.home-hero__audiences {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 0;
  padding-block: 1.5rem;
  border-top: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
}

.home-hero__audiences span {
  padding: 0.25rem 0.75rem 0.25rem 0;
  color: var(--home-muted);
  font-family: var(--karta-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.home-hero__audiences span::after {
  margin-inline-start: 0.75rem;
  color: var(--home-divider);
  content: "/";
}

.home-hero__audiences span:last-child::after {
  display: none;
}

@keyframes home-enter {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Audience paths */
.use-case-section {
  display: grid;
  width: min(100%, var(--home-max));
  min-width: 0;
  gap: 3rem;
  margin-inline: auto;
  padding: var(--home-section) var(--home-gutter);
}

.use-case-section__heading h2,
.category-section__heading h2,
.platform-section__heading h2,
.enterprise-section__copy h2,
.home-agent__intro h2,
.faq-section__heading h2,
.waitlist-section__copy h2 {
  margin-block-start: 1rem;
  font-size: clamp(2.5rem, 7vw, 5.4rem);
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.use-case-section__heading > p:last-child,
.faq-section__heading > p:last-child {
  max-width: 31rem;
  margin-block-start: 1.25rem;
  color: var(--home-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.use-case-list {
  min-width: 0;
  border-top: 1px solid var(--home-line);
}

.use-case {
  display: grid;
  min-width: 0;
  gap: 1.75rem;
  padding: clamp(1.75rem, 4vw, 3.25rem);
  border-right: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
  border-left: 1px solid var(--home-line);
}

.use-case--acid {
  color: var(--home-coal);
  background: var(--home-paper-bright);
  border-color: var(--home-line);
}

.use-case--mist {
  color: var(--home-coal);
  background: var(--home-mist-soft);
}

.use-case--paper {
  color: var(--home-coal);
  background: var(--home-paper-bright);
}

.use-case--coal {
  color: var(--home-paper-bright);
  background: var(--home-coal);
  border-color: var(--home-line-dark);
}

.use-case--outline {
  color: var(--home-coal);
  background: transparent;
}

.use-case__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--karta-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.use-case--coal .use-case__meta {
  color: var(--home-acid);
}

.use-case__body h3 {
  max-width: 14ch;
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 1;
}

.use-case__body > p {
  max-width: 43rem;
  margin-block-start: 1rem;
  color: var(--home-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.use-case--coal .use-case__body > p,
.use-case--coal .use-case__outcome {
  color: var(--home-on-dark);
}

.use-case__examples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block-start: 1.25rem;
}

.use-case__examples span {
  padding: 0.5rem 0.5rem;
  color: inherit;
  background: var(--home-paper-translucent);
  border: 1px solid var(--home-ink-20);
  border-radius: 999px;
  font-family: var(--karta-font-mono);
  font-size: 0.64rem;
  font-weight: 600;
  white-space: nowrap;
}

.use-case--coal .use-case__examples span {
  background: var(--home-coal-raised);
  border-color: var(--home-line-dark);
}

.use-case--acid .use-case__meta > span {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  background: var(--home-acid);
  border-radius: 50%;
}

.use-case__outcome {
  align-self: end;
  max-width: 24rem;
  color: var(--home-muted);
  font-size: 0.84rem;
  font-weight: 600;
  line-height: 1.55;
}

/* Category definition */
.category-section {
  display: grid;
  width: min(calc(100% - 1.5rem), calc(var(--home-max) - 1.5rem));
  min-width: 0;
  gap: 3rem;
  margin-inline: auto;
  padding: clamp(3rem, 7vw, 6.5rem) clamp(1.25rem, 5vw, 5rem);
  color: var(--home-coal);
  background: var(--home-mist);
  border-radius: 0.9rem;
}

.category-section__heading > p:last-child {
  max-width: 39rem;
  margin-block-start: 1.25rem;
  color: var(--home-mist-ink-strong);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.65;
}

.application-model {
  display: grid;
  border-top: 1px solid var(--home-mist-line);
}

.application-model article {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.75rem 1rem;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--home-mist-line);
}

.application-model article > span {
  grid-row: 1 / span 2;
  color: var(--home-mist-label);
  font-family: var(--karta-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
}

.application-model h3 {
  font-size: 1.35rem;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.application-model p {
  color: var(--home-mist-ink);
  font-size: 0.84rem;
  line-height: 1.5;
}

/* Platform map */
.platform-section {
  width: min(100%, var(--home-max));
  min-width: 0;
  margin-inline: auto;
  padding: var(--home-section) var(--home-gutter);
}

.platform-section__heading {
  display: grid;
  gap: 1.5rem;
}

.platform-section__heading > p {
  max-width: 38rem;
  color: var(--home-muted);
  font-size: 1rem;
  line-height: 1.65;
}

.platform-map {
  display: grid;
  min-width: 0;
  gap: 1rem;
  margin-block-start: clamp(3rem, 7vw, 6rem);
  padding: clamp(1rem, 3vw, 2.25rem);
  color: var(--home-paper-bright);
  background: var(--home-coal);
  border: 1px solid var(--home-line-dark);
  border-radius: 0.8rem;
  box-shadow: 0 2rem 5rem -3rem var(--home-shadow-medium);
}

.platform-map__input,
.platform-map__output {
  display: flex;
  min-width: 0;
  min-height: 9rem;
  flex-direction: column;
  justify-content: center;
  padding: 1.25rem;
  border: 1px solid var(--home-line-dark);
}

.platform-map__input > span,
.platform-map__output > span {
  color: var(--home-acid);
  font-family: var(--karta-font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.platform-map__input strong,
.platform-map__output strong {
  margin-block-start: 0.5rem;
  font-size: 1.25rem;
}

.platform-map__input p,
.platform-map__output p {
  margin-block-start: 0.5rem;
  color: var(--home-on-dark-muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.platform-map__rail {
  position: relative;
  min-height: 2rem;
}

.platform-map__rail::before,
.platform-map__rail::after {
  position: absolute;
  inset-inline-start: 50%;
  background: var(--home-acid);
  content: "";
}

.platform-map__rail::before {
  inset-block: 0;
  width: 1px;
}

.platform-map__rail::after {
  inset-block-end: 0;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  transform: translate(-44%, 50%);
}

.platform-map__layers {
  display: grid;
  gap: 0.75rem;
  min-width: 0;
}

.platform-layer {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2rem);
  color: var(--home-coal);
  border: 1px solid transparent;
  border-radius: 0.55rem;
}

.platform-layer--cloud {
  background: var(--home-mist);
  border-color: var(--home-mist-line);
}

.platform-layer--product {
  background: var(--home-acid-soft);
  border-color: var(--home-acid-chip-edge);
}

.platform-layer__title {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1rem;
}

.platform-layer__title > span {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  background: var(--home-coal);
  border-radius: 50%;
  color: var(--home-acid);
  font-family: var(--karta-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
}

.platform-layer__title b {
  display: block;
  font-size: 1.25rem;
}

.platform-layer__title p {
  margin-block-start: 0.25rem;
  color: var(--home-muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.platform-layer ul {
  display: grid;
  gap: 0;
  margin-block-start: 1.5rem;
  padding: 0;
  border-top: 1px solid var(--home-ink-24);
  list-style: none;
}

.platform-layer li {
  position: relative;
  padding: 0.75rem 0 0.75rem 1rem;
  border-bottom: 1px solid var(--home-ink-24);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.4;
}

.platform-layer li::before {
  position: absolute;
  inset-block-start: 1.25rem;
  inset-inline-start: 0;
  width: 0.35rem;
  height: 0.35rem;
  background: var(--home-coal);
  border-radius: 50%;
  content: "";
}

.deploy-proof {
  display: grid;
  min-width: 0;
  gap: 1px;
  margin-block-start: 1.5rem;
  color: var(--home-paper-bright);
  background: var(--home-line-dark);
  border: 1px solid var(--home-line-dark);
  border-radius: 0.55rem;
  overflow: clip;
}

.deploy-proof figcaption,
.deploy-proof__output {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.deploy-proof figcaption {
  background: var(--home-coal-raised);
}

.deploy-proof__label {
  color: var(--home-acid);
  font-family: var(--karta-font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.deploy-proof h3 {
  margin-block-start: 0.75rem;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1;
}

.deploy-proof figcaption p {
  max-width: 32rem;
  margin-block-start: 0.75rem;
  color: var(--home-on-dark);
  font-size: 0.86rem;
  line-height: 1.55;
}

.deploy-proof__output {
  display: grid;
  align-content: center;
  background: var(--home-coal-deep);
  font-family: var(--karta-font-mono);
}

.deploy-proof__output p {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr);
  gap: 0.75rem;
  min-width: 0;
  padding-block: 0.75rem;
  border-bottom: 1px solid var(--home-line-dark);
  font-size: clamp(0.68rem, 2vw, 0.78rem);
  line-height: 1.5;
}

.deploy-proof__output p:last-child {
  border-bottom: 0;
}

.deploy-proof__output span {
  color: var(--home-acid);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.deploy-proof__output code {
  min-width: 0;
  color: var(--home-paper-bright);
  font: inherit;
  overflow-wrap: anywhere;
}

.platform-specs {
  display: grid;
  min-width: 0;
  margin-block-start: 1.5rem;
  border-top: 1px solid var(--home-line);
  border-left: 1px solid var(--home-line);
}

.platform-specs article {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.75rem 1rem;
  min-width: 0;
  padding: 1.25rem;
  background: var(--home-paper-bright);
  border-right: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
}

.platform-specs article > span {
  grid-row: 1 / span 2;
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  color: var(--home-coal);
  background: var(--home-acid);
  border-radius: 0.45rem;
}

.platform-specs svg {
  width: 1rem;
  height: 1rem;
}

.platform-specs h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.platform-specs p {
  color: var(--home-muted);
  font-size: 0.8rem;
  line-height: 1.52;
}

/* Enterprise */
.enterprise-section {
  display: grid;
  width: min(calc(100% - 1.5rem), calc(var(--home-max) - 1.5rem));
  min-width: 0;
  gap: 3rem;
  margin-inline: auto;
  padding: clamp(3rem, 7vw, 6.5rem) clamp(1.25rem, 5vw, 5rem);
  color: var(--home-paper-bright);
  background: var(--home-coal);
  border-radius: 0.9rem;
}

.enterprise-section__copy > p:not(.home-kicker) {
  max-width: 38rem;
  margin-block-start: 1.25rem;
  color: var(--home-on-dark);
  font-size: 1rem;
  line-height: 1.65;
}

.enterprise-section__copy .home-text-link {
  margin-block-start: 1.75rem;
}

.enterprise-visual {
  min-width: 0;
  overflow: clip;
  background: var(--home-coal-deep);
  border: 1px solid var(--home-line-dark);
  border-radius: 0.7rem;
}

.enterprise-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.enterprise-visual figcaption {
  padding: 1rem 1.25rem;
  color: var(--home-on-dark);
  border-top: 1px solid var(--home-line-dark);
  font-family: var(--karta-font-mono);
  font-size: 0.68rem;
  line-height: 1.5;
}

.enterprise-controls {
  display: grid;
  border-top: 1px solid var(--home-line-dark);
  border-left: 1px solid var(--home-line-dark);
}

.enterprise-controls article {
  padding: 1.5rem;
  border-right: 1px solid var(--home-line-dark);
  border-bottom: 1px solid var(--home-line-dark);
}

.enterprise-controls article > span {
  color: var(--home-acid);
  font-family: var(--karta-font-mono);
  font-size: 0.66rem;
}

.enterprise-controls h3 {
  margin-block-start: 2.75rem;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.enterprise-controls p {
  margin-block-start: 0.5rem;
  color: var(--home-on-dark);
  font-size: 0.78rem;
  line-height: 1.5;
}

/* Live proof */
.home-agent {
  display: grid;
  width: min(100%, var(--home-max));
  min-width: 0;
  gap: 2.5rem;
  margin-inline: auto;
  padding: var(--home-section) var(--home-gutter);
}

.home-agent__intro > p:not(.home-kicker) {
  max-width: 34rem;
  margin-block-start: 1.25rem;
  color: var(--home-muted);
  font-size: 1rem;
  line-height: 1.62;
}

.home-agent__prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block-start: 1.5rem;
}

.home-agent__prompts button {
  min-height: 2.75rem;
  padding: 0.75rem 0.75rem;
  color: var(--home-coal);
  background: transparent;
  border: 1px solid var(--home-line);
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--karta-font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color 180ms var(--home-ease-out), border-color 180ms var(--home-ease-out), transform 100ms var(--home-ease-out);
}

.home-agent__prompts button:active {
  transform: translateY(1px);
}

.home-agent__prompts button:disabled {
  color: var(--home-faint);
  background: var(--home-mist-soft);
  cursor: not-allowed;
  opacity: 0.55;
}

.home-agent__panel {
  min-width: 0;
  overflow: clip;
  color: var(--home-paper-bright);
  background: var(--home-coal);
  border: 1px solid var(--home-coal);
  border-radius: 0.75rem;
  box-shadow: 0 1.8rem 4.5rem -3rem var(--home-shadow-strong);
}

.home-agent__bar {
  display: flex;
  min-height: 3.3rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-inline: 1rem;
  color: var(--home-on-dark);
  background: var(--home-coal-raised);
  border-bottom: 1px solid var(--home-line-dark);
  font-family: var(--karta-font-mono);
  font-size: 0.66rem;
}

.home-agent__bar span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.home-agent__bar svg {
  width: 1rem;
  height: 1rem;
  color: var(--home-acid);
}

.home-agent__bar i {
  display: block;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--home-acid);
  border-radius: 50%;
}

.home-agent__thread {
  display: flex;
  min-height: 19rem;
  max-height: 28rem;
  flex-direction: column;
  gap: 0.75rem;
  overflow-y: auto;
  padding: 1.25rem;
  scrollbar-color: var(--home-line-dark) transparent;
}

.home-agent__message {
  width: fit-content;
  max-width: min(88%, 34rem);
  padding: 0.75rem 1rem;
  font-size: 0.84rem;
  line-height: 1.58;
}

.home-agent__message--agent {
  align-self: flex-start;
  color: var(--home-on-dark);
  background: var(--home-coal-raised);
  border: 1px solid var(--home-line-dark);
  border-radius: 0.65rem 0.65rem 0.65rem 0.12rem;
}

.home-agent__message--user {
  align-self: flex-end;
  color: var(--home-coal);
  background: var(--home-acid);
  border: 1px solid var(--home-acid-edge);
  border-radius: 0.65rem 0.65rem 0.12rem 0.65rem;
}

.home-agent__message.is-error {
  color: var(--home-error-dark-ink);
  border-color: var(--home-error-dark-edge);
}

.home-agent__composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 3rem;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--home-coal-raised);
  border-top: 1px solid var(--home-line-dark);
}

.home-agent__composer textarea {
  min-width: 0;
  min-height: 3rem;
  max-height: 8rem;
  padding: 0.75rem 1rem;
  resize: vertical;
  color: var(--home-paper-bright);
  background: var(--home-field-dark);
  border: 1px solid var(--home-line-dark);
  border-radius: 0.5rem;
  outline: 2px solid transparent;
  outline-offset: 1px;
}

.home-agent__composer textarea::placeholder {
  color: var(--home-divider);
}

.home-agent__composer textarea:focus-visible {
  outline-color: var(--home-acid);
}

.home-agent__composer button {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  align-self: end;
  color: var(--home-coal);
  background: var(--home-acid);
  border: 1px solid var(--home-acid);
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background-color 180ms var(--home-ease-out), transform 100ms var(--home-ease-out);
}

.home-agent__composer button:active {
  transform: translateY(1px);
}

.home-agent__composer button:disabled {
  color: var(--home-disabled-ink);
  background: var(--home-disabled-fill);
  border-color: var(--home-line-dark);
  cursor: not-allowed;
  opacity: 0.7;
}

.home-agent__composer button svg {
  width: 1.1rem;
  height: 1.1rem;
}

/* FAQ */
.faq-section {
  display: grid;
  width: min(100%, var(--home-max));
  min-width: 0;
  gap: 3rem;
  margin-inline: auto;
  padding: 0 var(--home-gutter) var(--home-section);
}

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

.faq-list details {
  border-bottom: 1px solid var(--home-line);
}

.faq-list summary {
  display: grid;
  min-height: 4.4rem;
  grid-template-columns: minmax(0, 1fr) 1.5rem;
  gap: 1rem;
  align-items: center;
  padding-block: 1rem;
  cursor: pointer;
  font-size: clamp(1rem, 2vw, 1.18rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary span {
  position: relative;
  width: 1.2rem;
  height: 1.2rem;
}

.faq-list summary span::before,
.faq-list summary span::after {
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  width: 0.8rem;
  height: 1px;
  background: currentColor;
  content: "";
  transform: translate(-50%, -50%);
}

.faq-list summary span::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-list summary:active {
  color: var(--home-acid-ink);
}

.faq-list details[open] summary span::after {
  display: none;
}

.faq-list details > p {
  max-width: 48rem;
  padding: 0 2.5rem 1.5rem 0;
  color: var(--home-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* Access */
.waitlist-section {
  display: grid;
  width: min(calc(100% - 1.5rem), calc(var(--home-max) - 1.5rem));
  min-width: 0;
  gap: 2.5rem;
  margin-inline: auto;
  padding: clamp(3rem, 7vw, 6.5rem) clamp(1.25rem, 5vw, 5rem);
  color: var(--home-coal);
  background: var(--home-mist);
  border: 1px solid var(--home-mist-line);
  border-radius: 0.9rem;
}

.waitlist-section .home-kicker--dark {
  color: var(--home-acid-ink);
}

.waitlist-section .home-kicker--dark > span {
  background: var(--home-coal);
}

.waitlist-section__copy > p:not(.home-kicker) {
  max-width: 39rem;
  margin-block-start: 1.25rem;
  color: var(--home-cta-copy);
  font-size: 1rem;
  line-height: 1.62;
}

.waitlist-section__copy > a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.5rem;
  margin-block-start: 1.5rem;
  border-bottom: 1px solid var(--home-coal);
  font-family: var(--karta-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  white-space: nowrap;
}

.waitlist-section__copy > a svg {
  width: 1rem;
  height: 1rem;
}

.waitlist-card {
  min-width: 0;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  color: var(--home-coal);
  background: var(--home-paper-bright);
  border: 1px solid var(--home-cta-edge);
  border-radius: 0.7rem;
  box-shadow: 0 1.6rem 4rem -2.8rem var(--home-shadow-medium);
}

.hero-cta {
  display: grid;
  gap: 1rem;
}

.waitlist-card .hero-cta {
  gap: 1rem;
  margin: 0;
}

.waitlist-field {
  position: relative;
  display: grid;
  gap: 0.5rem;
}

.waitlist-field label {
  color: var(--home-field-ink);
  font-family: var(--karta-font-mono);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.waitlist-field__optional {
  position: absolute;
  inset-block-start: 0;
  inset-inline-end: 0;
  color: var(--home-faint);
  font-family: var(--karta-font-mono);
  font-size: 0.63rem;
}

.waitlist-field__helper {
  min-height: 1lh;
  color: var(--home-error-soft-ink);
  font-size: 0.65rem;
  line-height: 1;
}

.wl-input {
  width: 100%;
  min-width: 0;
  min-height: 3rem;
  padding: 0.75rem 2.5rem 0.75rem 0.75rem;
  color: var(--home-coal);
  background: var(--home-field-fill);
  border: 1px solid var(--home-field-edge);
  border-radius: 0.45rem;
  outline: 2px solid transparent;
  outline-offset: 1px;
  font-size: 0.88rem;
  transition: background-color 180ms var(--home-ease-out), border-color 180ms var(--home-ease-out);
}

.wl-input::placeholder {
  color: var(--home-faint);
}

.wl-input:focus-visible {
  border-color: var(--home-field-focus);
  outline-color: var(--home-focus);
}

.wl-input:invalid:not(:placeholder-shown) {
  border-color: var(--home-error);
}

.wl-input:disabled {
  color: var(--home-disabled-ink);
  background: var(--home-mist-soft);
  cursor: not-allowed;
  opacity: 0.55;
}

.wl-textarea {
  min-height: 6.6rem;
  resize: vertical;
}

.hero-cta .btn-acid {
  min-height: 3rem;
  padding: 0.75rem 1rem;
  color: var(--home-paper-bright);
  background: var(--home-coal);
  border: 1px solid var(--home-coal);
  border-radius: 0.5rem;
  cursor: pointer;
  font-weight: 700;
  transition: background-color 180ms var(--home-ease-out), transform 100ms var(--home-ease-out);
}

.hero-cta .btn-acid:active {
  transform: translateY(1px);
}

.hero-cta .btn-acid:disabled {
  cursor: wait;
  opacity: 0.55;
}

.hp {
  position: absolute !important;
  inset-inline-start: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.note-sm,
.waitlist-error {
  padding: 0.75rem 0.75rem;
  color: var(--home-error-soft-ink);
  background: var(--home-error-soft-fill);
  border: 1px solid var(--home-error-soft-edge);
  border-radius: 0.4rem;
  font-size: 0.78rem;
  line-height: 1.45;
}

.waitlist-done {
  display: grid;
  min-height: 15rem;
  grid-template-columns: 2.8rem 1fr;
  gap: 1rem;
  align-items: center;
}

.waitlist-done > span {
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  place-items: center;
  color: var(--home-coal);
  background: var(--home-acid);
  border-radius: 50%;
}

.waitlist-done svg {
  width: 1.2rem;
  height: 1.2rem;
}

.waitlist-done strong {
  display: block;
  font-size: 1.15rem;
}

.waitlist-done p {
  margin-block-start: 0.25rem;
  color: var(--home-muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

/* Footer */
.home-footer {
  display: flex;
  width: min(100%, var(--home-max));
  min-height: 8rem;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem 2rem;
  margin-inline: auto;
  padding: 2rem var(--home-gutter);
}

.home-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
}

.home-footer nav a,
.home-footer > span {
  color: var(--home-muted);
  font-family: var(--karta-font-mono);
  font-size: 0.67rem;
  white-space: nowrap;
}

.home-footer > span {
  margin-inline-start: auto;
}

@media (hover: hover) and (pointer: fine) {
  .home-button:hover {
    color: var(--home-coal) !important;
    background: var(--home-acid);
  }

  .home-nav__mobile-menu .home-button:hover {
    color: var(--home-paper-bright) !important;
    background: var(--home-coal-raised);
  }

  .home-text-link:hover,
  .waitlist-section__copy > a:hover {
    color: var(--home-acid-ink);
    border-color: var(--home-acid-ink);
  }

  .home-text-link--dark:hover {
    color: var(--home-acid) !important;
    border-color: var(--home-paper-bright);
  }

  .home-nav__links a:hover,
  .home-nav__signin:hover,
  .home-footer nav a:hover {
    color: var(--home-acid-ink);
  }

  .home-agent__prompts button:hover {
    background: var(--home-acid-soft);
    border-color: var(--home-acid-chip-edge);
  }

  .home-agent__composer button:not(:disabled):hover,
  .hero-cta .btn-acid:hover {
    color: var(--home-coal);
    background: var(--home-acid);
    border-color: var(--home-acid-edge);
  }

  .wl-input:hover {
    background: var(--home-paper);
  }
}

.home-nav__links a:active,
.home-nav__signin:active,
.home-footer nav a:active {
  color: var(--home-acid-ink);
}

@media (min-width: 40rem) {
  .hero-visual figcaption {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-visual figcaption span + span {
    border-top: 0;
    border-left: 1px solid var(--home-line-dark);
  }

  .home-hero__audiences {
    justify-content: space-between;
  }

  .home-hero__audiences span {
    padding-inline-end: 0;
  }

  .home-hero__audiences span::after {
    display: none;
  }

  .application-model {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-left: 1px solid var(--home-mist-line);
  }

  .application-model article {
    padding: 1.5rem;
    border-right: 1px solid var(--home-mist-line);
  }

  .platform-map__layers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .deploy-proof {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .platform-specs,
  .enterprise-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-footer {
    flex-wrap: nowrap;
  }
}

@media (min-width: 60rem) {
  .home-nav__mobile {
    display: none;
  }

  .home-nav__links,
  .home-nav__actions {
    display: flex;
    align-items: center;
  }

  .home-nav__links {
    gap: 1.75rem;
    margin-inline-start: 3rem;
    margin-inline-end: auto;
  }

  .home-nav__links a,
  .home-nav__signin {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    color: var(--home-muted);
    font-size: 0.76rem;
    font-weight: 650;
    white-space: nowrap;
  }

  .home-nav__actions {
    gap: 1rem;
  }

  .home-hero {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: center;
  }

  .home-hero__audiences {
    grid-column: 1 / -1;
  }

  .home-hero h1 {
    font-size: clamp(5.4rem, 7.2vw, 7.8rem);
  }

  .use-case-section {
    grid-template-columns: minmax(15rem, 0.38fr) minmax(0, 0.62fr);
    align-items: start;
  }

  .use-case-section__heading {
    position: sticky;
    inset-block-start: 7rem;
  }

  .use-case-section__heading h2 {
    font-size: clamp(3.2rem, 4.6vw, 5rem);
  }

  .use-case {
    grid-template-columns: 8rem minmax(0, 1fr);
  }

  .use-case__meta {
    display: block;
  }

  .use-case__meta p {
    margin-block-start: 0.5rem;
    line-height: 1.45;
  }

  .use-case__outcome {
    grid-column: 2;
  }

  .category-section {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: end;
  }

  .platform-section__heading {
    grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.55fr);
    align-items: end;
  }

  .platform-section__heading > p {
    justify-self: end;
  }

  .platform-specs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .enterprise-section {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: center;
  }

  .enterprise-controls {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .home-agent,
  .faq-section,
  .waitlist-section {
    grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
    align-items: start;
  }

  .faq-section__heading {
    position: sticky;
    inset-block-start: 7rem;
  }

  .waitlist-section {
    align-items: center;
  }
}

@media (min-width: 78rem) {
  .platform-map {
    grid-template-columns: minmax(10rem, 0.7fr) 3rem minmax(0, 2fr) 3rem minmax(10rem, 0.7fr);
    align-items: center;
  }

  .platform-map__rail {
    min-height: 1px;
    height: 100%;
  }

  .platform-map__rail::before {
    inset-block-start: 50%;
    inset-inline: 0;
    width: auto;
    height: 1px;
  }

  .platform-map__rail::after {
    inset-block-start: 50%;
    inset-block-end: auto;
    inset-inline-start: auto;
    inset-inline-end: 0;
    transform: translate(50%, -44%);
  }

  .platform-map__input,
  .platform-map__output {
    min-height: 100%;
  }

  .use-case {
    grid-template-columns: 9rem minmax(0, 1fr) minmax(13rem, 0.48fr);
    align-items: start;
  }

  .use-case__outcome {
    grid-column: auto;
    padding-inline-start: 1.5rem;
    border-left: 1px solid currentColor;
  }

  .use-case--mist .use-case__outcome,
  .use-case--paper .use-case__outcome,
  .use-case--outline .use-case__outcome {
    border-color: var(--home-line);
  }

  .use-case--acid .use-case__outcome {
    border-color: var(--home-acid-rule);
  }

  .use-case--coal .use-case__outcome {
    border-color: var(--home-line-dark);
  }
}

@media (min-width: 90rem) {
  .home-nav,
  .home-hero,
  .use-case-section,
  .platform-section,
  .home-agent,
  .faq-section,
  .home-footer {
    padding-inline: 3rem;
  }
}

@media (pointer: coarse) {
  .home-button,
  .home-text-link,
  .home-nav__links a,
  .home-nav__signin,
  .home-agent__prompts button,
  .hero-cta .btn-acid {
    min-height: 3rem;
  }
}

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

  .home-hero__copy,
  .hero-visual {
    animation: none;
  }

  .home-button,
  .home-agent__prompts button,
  .home-agent__composer button,
  .hero-cta .btn-acid {
    transition-duration: 0.01ms;
  }
}