:root {
  color-scheme: light;
  --ink: #111318;
  --muted: #66717d;
  --subtle: #eef3f7;
  --paper: rgba(255, 255, 255, 0.82);
  --paper-solid: #ffffff;
  --line: rgba(17, 19, 24, 0.12);
  --blue: #176bff;
  --green: #1fae66;
  --coral: #f06445;
  --amber: #d49315;
  --cyan: #22a9bd;
  --shadow: 0 26px 90px rgba(17, 19, 24, 0.13);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: #f6f9fb;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Hiragino Sans", "Yu Gothic", sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(23, 107, 255, 0.055) 1px, transparent 1px),
    linear-gradient(rgba(31, 174, 102, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, #fbfcfd 0%, #f2f8fb 48%, #ffffff 100%);
  background-size: 84px 84px, 84px 84px, auto;
}

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

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

#mcp-field {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 16px 34px;
  color: rgba(17, 19, 24, 0.86);
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 12px 32px rgba(17, 19, 24, 0.07);
  backdrop-filter: blur(22px);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.04rem;
  font-weight: 850;
}

.brand img,
.footer-brand img,
.final-cta img {
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(23, 107, 255, 0.22);
}

nav {
  display: flex;
  justify-content: center;
  gap: 26px;
  color: rgba(17, 19, 24, 0.58);
  font-size: 0.92rem;
  font-weight: 760;
}

nav a,
.footer-links a {
  transition: color 160ms ease;
}

nav a:hover,
.footer-links a:hover {
  color: var(--ink);
}

.header-cta,
.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  padding: 0 18px;
  font-weight: 850;
  white-space: nowrap;
}

.header-cta {
  color: #fff;
  background: var(--ink);
}

.primary-action {
  color: #fff;
  background: var(--blue);
  box-shadow: 0 18px 42px rgba(23, 107, 255, 0.24);
}

.secondary-action {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
  color: rgba(17, 19, 24, 0.72);
}

main {
  overflow: clip;
}

.hero {
  position: relative;
  min-height: 86svh;
  display: grid;
  grid-template-columns: minmax(520px, 0.9fr) minmax(560px, 1.1fr);
  align-items: center;
  gap: 34px;
  padding: 96px 52px 48px;
}

.hero::after {
  content: "";
  position: absolute;
  left: 52px;
  right: 52px;
  bottom: 0;
  height: 1px;
  background: var(--line);
}

.hero-copy {
  max-width: 620px;
  min-width: 0;
}

.hero-topic,
.section-label {
  margin: 0 0 18px;
  color: var(--blue);
  font-family: "SF Mono", ui-monospace, monospace;
  font-size: 0.83rem;
  font-weight: 850;
  text-transform: uppercase;
}

h1,
h2,
h3,
p,
figure,
dl,
dd {
  margin-top: 0;
}

h1 {
  max-width: 620px;
  margin-bottom: 14px;
  font-size: clamp(3.15rem, 5.2vw, 6.2rem);
  line-height: 0.98;
  font-weight: 950;
}

.hero-statement {
  margin-bottom: 20px;
  color: var(--ink);
  font-size: clamp(2rem, 3.5vw, 4.15rem);
  line-height: 1.02;
  font-weight: 940;
}

.lead {
  max-width: 590px;
  margin-bottom: 28px;
  color: rgba(17, 19, 24, 0.68);
  font-size: 1.18rem;
  line-height: 1.78;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.signal-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  max-width: 560px;
  margin-bottom: 0;
}

.signal-list div {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.68);
  padding: 16px;
  backdrop-filter: blur(18px);
}

.signal-list dt {
  margin-bottom: 6px;
  color: var(--green);
  font-family: "SF Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 900;
}

.signal-list dd {
  color: rgba(17, 19, 24, 0.68);
  font-size: 0.92rem;
  line-height: 1.55;
  font-weight: 660;
}

.hero-media {
  position: relative;
  min-height: 500px;
}

.mac-frame,
.wide-shot {
  overflow: hidden;
  border: 1px solid rgba(17, 19, 24, 0.16);
  border-radius: 28px;
  background: #fff;
  box-shadow: var(--shadow);
}

.mac-frame {
  position: absolute;
  top: 18px;
  right: 0;
  width: min(100%, 820px);
}

.mac-frame img,
.wide-shot img {
  width: 100%;
}

.phone-frame {
  position: absolute;
  overflow: hidden;
  width: 178px;
  border: 7px solid #15171b;
  border-radius: 31px;
  background: #15171b;
  box-shadow: 0 24px 70px rgba(17, 19, 24, 0.22);
}

.phone-frame img {
  border-radius: 23px;
}

.phone-primary {
  right: 28px;
  bottom: 0;
}

.phone-secondary {
  left: 18px;
  bottom: 34px;
  transform: rotate(-2deg);
}

section:not(.hero) {
  padding: 112px 52px;
}

main > section:not(.hero) {
  margin-block: 56px;
}

.headless-section,
.screens-section,
.proactive-section,
.agents-section,
.setup-section,
.trust-section,
.final-cta,
.about-teaser,
.about-overview,
.about-story,
.about-flow,
.about-thesis,
.about-key-visual,
.about-headless,
.about-evolution,
.about-boundary,
.about-cta,
.doc-main {
  max-width: 1180px;
  margin: 0 auto;
}

.section-copy {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(360px, 1.15fr);
  gap: 34px;
  align-items: end;
  margin-bottom: 46px;
}

.section-copy.compact {
  display: block;
  max-width: 830px;
}

h2 {
  max-width: 880px;
  margin-bottom: 0;
  font-size: clamp(2.35rem, 4.4vw, 4.9rem);
  line-height: 1.02;
  font-weight: 930;
}

.section-copy p:not(.section-label) {
  color: rgba(17, 19, 24, 0.66);
  font-size: 1.1rem;
  line-height: 1.78;
  font-weight: 650;
}

.headless-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.headless-grid article,
.agent-rail article,
.timeline article,
.setup-list li,
.trust-section,
.final-cta,
.about-teaser,
.about-headless,
.about-boundary,
.about-cta,
.doc-section,
.support-card {
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: 0 20px 70px rgba(17, 19, 24, 0.07);
  backdrop-filter: blur(24px);
}

.headless-grid article {
  min-height: 265px;
  border-radius: var(--radius);
  padding: 28px;
}

.headless-grid span {
  color: var(--coral);
  font-family: "SF Mono", ui-monospace, monospace;
  font-size: 0.86rem;
  font-weight: 900;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.38rem;
  line-height: 1.25;
}

.headless-grid p,
.agent-rail p,
.timeline p,
.setup-list p,
.trust-section li,
.doc-section p,
.doc-section li,
.support-card p,
.support-card li {
  color: rgba(17, 19, 24, 0.65);
  font-size: 1rem;
  line-height: 1.72;
  font-weight: 640;
}

.screen-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 290px;
  gap: 26px;
  align-items: start;
}

.wide-shot {
  margin-bottom: 0;
}

.wide-shot figcaption,
.mobile-shots figcaption {
  display: flex;
  align-items: center;
  min-height: 62px;
  padding: 14px 18px 16px;
  color: rgba(17, 19, 24, 0.6);
  font-size: 0.92rem;
  font-weight: 700;
}

.mobile-shots {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.mobile-shots figure {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(17, 19, 24, 0.14);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 20px 70px rgba(17, 19, 24, 0.08);
}

.mobile-shots img {
  width: 100%;
  height: 390px;
  max-height: none;
  object-fit: cover;
  object-position: top center;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.timeline article {
  min-height: 220px;
  border-radius: 22px;
  padding: 24px;
}

.timeline b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  height: 38px;
  margin-bottom: 48px;
  border-radius: 999px;
  background: rgba(31, 174, 102, 0.12);
  color: var(--green);
  font-size: 0.95rem;
}

.agent-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.agent-rail article {
  min-height: 236px;
  border-radius: var(--radius);
  padding: 26px;
}

.agent-rail h3 {
  color: var(--blue);
}

.setup-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.setup-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  min-height: 210px;
  border-radius: var(--radius);
  padding: 26px;
}

.setup-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-weight: 900;
}

.trust-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  border-radius: 30px;
  padding: 44px;
}

.trust-section h2 {
  font-size: clamp(2rem, 3.4vw, 3.4rem);
}

.trust-section ul {
  margin: 0;
  padding-left: 24px;
}

.trust-section li + li {
  margin-top: 14px;
}

.final-cta {
  display: grid;
  justify-items: center;
  text-align: center;
  border-radius: 34px;
  padding: 70px 28px;
}

.final-cta h2 {
  margin: 24px auto 14px;
}

.final-cta p {
  max-width: 620px;
  margin-bottom: 28px;
  color: rgba(17, 19, 24, 0.66);
  font-size: 1.08rem;
  line-height: 1.7;
  font-weight: 650;
}

section.about-teaser {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(360px, 1.05fr);
  align-items: end;
  gap: 42px;
  border-radius: 30px;
  padding: 44px;
}

.about-teaser h2 {
  font-size: clamp(2rem, 3.8vw, 4.1rem);
}

.about-teaser p {
  margin-bottom: 24px;
  color: rgba(17, 19, 24, 0.66);
  font-size: 1.08rem;
  line-height: 1.76;
  font-weight: 650;
}

.about-main {
  overflow: clip;
}

.about-main > section:not(.about-hero) {
  margin-block: 24px;
  padding-block: 72px;
}

.about-main > .about-key-visual {
  padding-block: 28px;
}

.about-main > .about-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(390px, 0.86fr) minmax(560px, 1.14fr);
  align-items: center;
  gap: 40px;
  max-width: none;
  min-height: 82svh;
  margin: 0;
  padding: 118px 52px 58px;
}

.about-hero::after {
  content: "";
  position: absolute;
  left: 52px;
  right: 52px;
  bottom: 0;
  height: 1px;
  background: var(--line);
}

.about-hero-copy {
  max-width: 620px;
  min-width: 0;
}

.about-hero h1 {
  margin-bottom: 16px;
  font-size: clamp(3.3rem, 5.1vw, 5.7rem);
}

.about-kicker {
  max-width: 600px;
  margin-bottom: 18px;
  font-size: clamp(1.55rem, 2.45vw, 2.7rem);
  line-height: 1.12;
  font-weight: 900;
}

.about-lead {
  max-width: 570px;
  margin-bottom: 24px;
  color: rgba(17, 19, 24, 0.68);
  font-size: 1.08rem;
  line-height: 1.76;
  font-weight: 650;
}

.about-signal-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.about-signal-list li {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  border: 1px solid rgba(31, 174, 102, 0.24);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  padding: 0 12px;
  color: rgba(17, 19, 24, 0.72);
  font-size: 0.84rem;
  font-weight: 760;
}

.about-system {
  position: relative;
  border: 1px solid rgba(23, 107, 255, 0.15);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(23, 107, 255, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(23, 107, 255, 0.035) 1px, transparent 1px),
    rgba(255, 255, 255, 0.72);
  background-size: 52px 52px, 52px 52px, auto;
  box-shadow: 0 20px 70px rgba(17, 19, 24, 0.07);
  padding: 24px;
  backdrop-filter: blur(24px);
}

.system-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.system-heading .section-label {
  margin-bottom: 6px;
}

.system-heading h2 {
  max-width: 360px;
  font-size: clamp(1.35rem, 1.9vw, 1.9rem);
  line-height: 1.18;
}

.system-map {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-template-rows: repeat(3, minmax(110px, auto));
  gap: 16px;
  align-items: stretch;
}

.system-node {
  position: relative;
  display: grid;
  align-content: center;
  min-width: 0;
  border: 1px solid rgba(17, 19, 24, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  padding: 16px;
  box-shadow: 0 12px 32px rgba(17, 19, 24, 0.05);
}

.system-node::after {
  content: "";
  position: absolute;
  z-index: 0;
  background: var(--blue);
  opacity: 0.72;
}

.system-node span,
.system-node small,
.system-node img {
  position: relative;
  z-index: 1;
}

.system-node span {
  color: var(--ink);
  font-size: 0.96rem;
  line-height: 1.3;
  font-weight: 860;
}

.system-node small {
  margin-top: 8px;
  color: rgba(17, 19, 24, 0.58);
  font-size: 0.78rem;
  line-height: 1.45;
  font-weight: 720;
}

.system-node.human {
  grid-column: 1 / span 2;
  grid-row: 1;
  border-color: rgba(31, 174, 102, 0.24);
}

.system-node.codex {
  grid-column: 4 / span 2;
  grid-row: 1;
}

.system-node.mcp {
  grid-column: 2 / span 3;
  grid-row: 2;
  text-align: center;
  border-color: rgba(23, 107, 255, 0.25);
}

.system-node.app {
  grid-column: 1 / span 3;
  grid-row: 3;
  justify-items: center;
  text-align: center;
  border-color: rgba(23, 107, 255, 0.45);
  background: rgba(255, 255, 255, 0.94);
}

.system-node.app img {
  margin-bottom: 8px;
  border-radius: 9px;
  box-shadow: 0 10px 24px rgba(23, 107, 255, 0.18);
}

.system-node.catalog {
  grid-column: 5 / span 2;
  grid-row: 2;
  border-color: rgba(240, 100, 69, 0.22);
}

.system-node.crm {
  grid-column: 4 / span 3;
  grid-row: 3;
  border-color: rgba(34, 169, 189, 0.24);
}

.system-node.human::after,
.system-node.codex::after {
  top: 50%;
  width: 88px;
  height: 2px;
}

.system-node.human::after {
  right: -88px;
  background: repeating-linear-gradient(90deg, var(--green) 0 6px, transparent 6px 10px);
}

.system-node.codex::after {
  left: 50%;
  top: 100%;
  width: 2px;
  height: 33px;
}

.system-node.mcp::after {
  left: 50%;
  top: 100%;
  width: 2px;
  height: 33px;
}

.system-node.app::after {
  left: 100%;
  top: 50%;
  width: 92px;
  height: 2px;
}

.system-legend {
  display: flex;
  justify-content: flex-end;
  gap: 18px;
  margin-top: 18px;
  color: rgba(17, 19, 24, 0.58);
  font-size: 0.76rem;
  font-weight: 740;
}

.system-legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.system-legend span::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--blue);
}

.system-legend span:first-child::before {
  background: repeating-linear-gradient(90deg, var(--green) 0 6px, transparent 6px 10px);
}

.about-overview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding-top: 32px;
}

.about-overview article {
  display: grid;
  align-content: start;
  min-height: 320px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  padding: 30px;
  box-shadow: 0 18px 56px rgba(17, 19, 24, 0.06);
  backdrop-filter: blur(22px);
}

.about-overview h2 {
  margin-bottom: 18px;
  font-size: clamp(1.45rem, 2.25vw, 2.15rem);
  line-height: 1.18;
}

.about-overview p:not(.section-label) {
  color: rgba(17, 19, 24, 0.66);
  font-size: 0.98rem;
  line-height: 1.72;
  font-weight: 650;
}

.about-overview .text-link {
  align-self: end;
  margin-top: 20px;
  font-size: 0.92rem;
}

.about-story,
.about-flow {
  display: grid;
  gap: 30px;
}

.about-story {
  grid-template-columns: minmax(320px, 0.78fr) minmax(430px, 1.22fr);
  align-items: end;
}

.about-thesis h2,
.about-section-head h2 {
  font-size: clamp(1.85rem, 3vw, 3.25rem);
  line-height: 1.08;
}

.about-section-head {
  display: grid;
  grid-template-columns: minmax(320px, 0.78fr) minmax(360px, 1fr);
  align-items: end;
  gap: 30px;
}

.about-section-head::after {
  content: "Salesforce Hosted MCP Server + ChatGPT/Codex";
  justify-self: end;
  border: 1px solid rgba(23, 107, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  padding: 10px 14px;
  color: rgba(17, 19, 24, 0.6);
  font-size: 0.84rem;
  font-weight: 760;
}

.about-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.about-columns p,
.about-boundary li {
  color: rgba(17, 19, 24, 0.66);
  font-size: 1.05rem;
  line-height: 1.78;
  font-weight: 650;
}

.about-boundary h2 {
  font-size: clamp(1.75rem, 3vw, 3.25rem);
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.flow-grid article {
  position: relative;
  min-height: 230px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  padding: 26px 24px;
  box-shadow: 0 20px 70px rgba(17, 19, 24, 0.06);
  backdrop-filter: blur(22px);
}

.flow-grid article:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -16px;
  width: 16px;
  height: 2px;
  background: rgba(23, 107, 255, 0.32);
}

.flow-grid span {
  color: var(--coral);
  font-family: "SF Mono", ui-monospace, monospace;
  font-size: 0.82rem;
  font-weight: 900;
}

.flow-grid p {
  color: rgba(17, 19, 24, 0.65);
  font-size: 1rem;
  line-height: 1.72;
  font-weight: 640;
}

.about-key-visual figure {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 22px 74px rgba(17, 19, 24, 0.08);
  backdrop-filter: blur(20px);
}

.about-key-visual img {
  width: 100%;
}

section.about-boundary {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  border-radius: 8px;
  padding: 42px;
}

.about-boundary ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.about-boundary li + li {
  margin-top: 12px;
}

.about-boundary li {
  position: relative;
  padding-left: 24px;
}

.about-boundary li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(31, 174, 102, 0.1);
}

section.about-cta {
  display: grid;
  justify-items: center;
  text-align: center;
  border-radius: 8px;
  padding: 60px 28px;
}

.about-cta img {
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(23, 107, 255, 0.22);
}

.about-cta h2 {
  margin: 24px auto 14px;
}

.about-cta p {
  max-width: 620px;
  margin-bottom: 28px;
  color: rgba(17, 19, 24, 0.66);
  font-size: 1.08rem;
  line-height: 1.7;
  font-weight: 650;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px 52px 44px;
  color: rgba(17, 19, 24, 0.6);
  font-weight: 760;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.headless-grid article,
.section-copy,
.wide-shot,
.mobile-shots figure,
.timeline article,
.agent-rail article,
.setup-list li,
.trust-section,
.final-cta,
.about-teaser,
.about-overview article,
.about-system,
.about-story,
.about-flow,
.about-key-visual figure,
.about-headless,
.about-boundary,
.about-cta,
.flow-grid article,
.doc-section,
.support-card {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 600ms ease, transform 600ms ease;
}

.hero-copy,
.hero-media,
.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.doc-main {
  padding: 130px 52px 88px;
}

.doc-hero {
  max-width: 850px;
  margin-bottom: 34px;
}

.doc-hero h1 {
  max-width: 850px;
  margin-bottom: 18px;
  font-size: clamp(3rem, 6vw, 6.4rem);
}

.doc-hero p {
  color: rgba(17, 19, 24, 0.66);
  font-size: 1.1rem;
  line-height: 1.75;
  font-weight: 650;
}

.doc-stack {
  display: grid;
  gap: 16px;
}

.doc-section,
.support-card {
  border-radius: 24px;
  padding: 28px;
}

.doc-section h2,
.support-card h2 {
  margin-bottom: 14px;
  font-size: clamp(1.55rem, 2.6vw, 2.3rem);
}

.doc-section ul,
.support-card ul {
  margin: 0;
  padding-left: 22px;
}

.doc-section li + li,
.support-card li + li {
  margin-top: 8px;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.text-link {
  color: var(--blue);
  font-weight: 850;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(0.8);
    opacity: 0.56;
  }
  50% {
    transform: scale(1.18);
    opacity: 1;
  }
}

@media (max-width: 1120px) {
  .site-header {
    padding: 14px 22px;
  }

  nav {
    display: none;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding: 104px 24px 44px;
  }

  .hero-copy {
    max-width: 860px;
  }

  .hero-media {
    min-height: 480px;
    max-width: 820px;
  }

  .mac-frame {
    left: 0;
    right: auto;
  }

  section:not(.hero) {
    padding: 84px 24px;
  }

  .section-copy,
  .headless-grid,
  .screen-layout,
  .timeline,
  .agent-rail,
  .setup-list,
  .trust-section,
  section.about-teaser,
  .about-main > .about-hero,
  .about-overview,
  .about-story,
  .about-section-head,
  .about-columns,
  section.about-headless,
  .flow-grid,
  section.about-boundary,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .about-main > .about-hero {
    min-height: auto;
    padding: 104px 24px 44px;
  }

  .about-system {
    max-width: 820px;
  }

  .about-section-head::after {
    justify-self: start;
  }

  .screen-layout {
    gap: 26px;
  }

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

  .mobile-shots img {
    height: clamp(360px, 70vw, 520px);
  }
}

@media (max-width: 680px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
    gap: 12px;
    padding: 13px 16px;
  }

  .brand span {
    display: none;
  }

  .header-cta {
    min-height: 40px;
    padding: 0 14px;
    font-size: 0.9rem;
  }

  .hero {
    width: 100vw;
    padding: 82px 16px 32px;
  }

  .hero-topic,
  .section-label {
    margin-bottom: 12px;
    font-size: 0.74rem;
  }

  h1 {
    margin-bottom: 16px;
    font-size: 2.18rem;
    line-height: 1.03;
  }

  .hero-statement {
    margin-bottom: 14px;
    font-size: 2.1rem;
  }

  .lead {
    margin-bottom: 20px;
    font-size: 1rem;
    line-height: 1.68;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    margin-bottom: 18px;
  }

  .signal-list {
    grid-template-columns: 1fr;
  }

  .signal-list div {
    padding: 13px;
  }

  .hero-media {
    min-height: 170px;
  }

  .mac-frame {
    top: 0;
    width: 100%;
    border-radius: 20px;
  }

  .phone-frame {
    width: 92px;
    border-width: 4px;
    border-radius: 19px;
  }

  .phone-frame img {
    border-radius: 14px;
  }

  .phone-primary {
    right: 10px;
    bottom: 0;
  }

  .phone-secondary {
    left: 10px;
    bottom: 18px;
  }

  section:not(.hero),
  .doc-main {
    padding: 72px 16px;
  }

  .about-main > .about-hero {
    padding: 82px 16px 32px;
  }

  .about-hero h1 {
    font-size: 2.55rem;
  }

  .about-hero::after {
    left: 16px;
    right: 16px;
  }

  .about-kicker {
    font-size: 1.62rem;
  }

  .about-lead {
    font-size: 1rem;
    line-height: 1.68;
  }

  .about-signal-list {
    gap: 8px;
  }

  .about-signal-list li {
    width: 100%;
    justify-content: center;
  }

  .about-main > .about-key-visual {
    padding-block: 18px;
  }

  .about-key-visual figure {
    aspect-ratio: 1.28;
  }

  .about-key-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 42% center;
  }

  .about-system {
    padding: 16px;
  }

  .system-heading {
    display: block;
  }

  .system-map {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 10px;
  }

  .system-node.human,
  .system-node.codex,
  .system-node.mcp,
  .system-node.app,
  .system-node.catalog,
  .system-node.crm {
    grid-column: auto;
    grid-row: auto;
    text-align: left;
    justify-items: start;
  }

  .system-node::after,
  .flow-grid article::after {
    display: none;
  }

  .system-node.app img {
    margin-bottom: 10px;
  }

  .system-legend {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  main > section:not(.hero) {
    margin-block: 40px;
  }

  h2 {
    font-size: 2.05rem;
    line-height: 1.06;
  }

  .headless-grid article,
  .timeline article,
  .agent-rail article,
  .setup-list li {
    min-height: auto;
    padding: 22px;
  }

  .mobile-shots {
    grid-template-columns: 1fr;
  }

  .mobile-shots img {
    height: 520px;
  }

  .timeline b {
    margin-bottom: 24px;
  }

  .setup-list li {
    grid-template-columns: 40px 1fr;
    gap: 14px;
  }

  .setup-list span {
    width: 40px;
    height: 40px;
  }

  .trust-section {
    padding: 26px;
  }

  section.about-teaser,
  .about-overview article,
  section.about-headless,
  section.about-boundary,
  .flow-grid article {
    padding: 26px;
  }

  .final-cta,
  section.about-cta {
    padding: 52px 20px;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
    padding: 28px 16px 36px;
  }

  .footer-links {
    justify-content: flex-start;
    gap: 14px;
  }
}

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