.home-hero {
  position: relative;
  min-height: 0;
  padding: 64px 0 0;
  background: var(--ink);
  border-bottom: 1px solid var(--line-dark);
  overflow: hidden;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.45;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 82%);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(520px, 1.12fr);
  align-items: center;
  gap: 64px;
  padding-bottom: 42px;
}

.hero-copy {
  max-width: 570px;
}

.hero-kicker {
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted-dark);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-kicker span:first-child {
  color: var(--amber);
}

.hero-kicker span:first-child::after {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  margin-left: 12px;
  vertical-align: middle;
  background: rgba(239, 178, 88, 0.55);
}

.hero-copy h1 {
  margin: 0;
  max-width: 12ch;
  font-family: var(--font-display);
  font-size: var(--type-hero);
  font-weight: 650;
  line-height: 0.96;
  letter-spacing: 0;
}

.hero-copy h1 em,
.section-head h2 em,
.open-layout h2 em {
  color: var(--amber);
  font-style: normal;
}

.hero-copy > p {
  max-width: 560px;
  margin: 24px 0 0;
  color: #b5b7b9;
  font-size: var(--type-lead);
  line-height: 1.62;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-copy .hero-note {
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: #777b7e;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-note span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 10px rgba(111, 217, 160, 0.7);
  flex: none;
}

.brain-window {
  position: relative;
  width: 100%;
  height: 552px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(12, 13, 14, 0.96);
  overflow: hidden;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.45);
}

.window-bar {
  height: 42px;
  padding: 0 15px;
  border-bottom: 1px solid var(--line-dark);
  display: flex;
  align-items: center;
  gap: 11px;
  color: #6d7073;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #272a2d;
}

.window-bar strong {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--mint);
  font-weight: 500;
}

.window-bar strong i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 10px rgba(111, 217, 160, 0.8);
}

.brain-stage {
  position: relative;
  height: 510px;
  overflow: hidden;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 38px 38px;
}

.brain-connections {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.brain-connections path {
  fill: none;
  stroke: rgba(255, 255, 255, 0.14);
  stroke-width: 1;
  stroke-dasharray: 5 7;
}

.flow-dot.amber { fill: var(--amber); }
.flow-dot.mint { fill: var(--mint); }
.flow-dot.coral { fill: var(--coral); }
.flow-dot.cyan { fill: var(--cyan); }

.source-card,
.result-card {
  position: absolute;
  z-index: 2;
  width: 186px;
  min-height: 82px;
  padding: 13px 14px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: var(--radius-small);
  background: #121416;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.source-card span,
.result-card span {
  color: #72767a;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.source-card b,
.result-card b {
  margin-top: 5px;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.15;
}

.source-card small,
.result-card small {
  margin-top: 6px;
  color: #a4a7aa;
  font-size: 9px;
}

.source-one { left: 5%; top: 48px; }
.source-two { right: 5%; top: 48px; }

.brain-core {
  position: absolute;
  z-index: 3;
  left: 50%;
  top: 172px;
  width: 162px;
  height: 162px;
  transform: translateX(-50%);
  border: 1px solid rgba(239, 178, 88, 0.72);
  border-radius: 50%;
  background: #111214;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: 0 0 0 32px rgba(239, 178, 88, 0.06), 0 0 0 70px rgba(239, 178, 88, 0.025);
}

.brain-core span,
.brain-core small {
  color: #b8ad9e;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brain-core strong {
  margin: 8px 0;
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 0.95;
}

.result-card {
  width: 168px;
  min-height: 92px;
  top: 370px;
}

.result-one { left: 3.5%; border-color: rgba(111, 217, 160, 0.45); }
.result-two { left: 50%; transform: translateX(-50%); border-color: rgba(101, 200, 221, 0.45); }
.result-three { right: 3.5%; border-color: rgba(255, 132, 111, 0.45); }

.result-card .state-mint { color: var(--mint); }
.result-card .state-cyan { color: var(--cyan); }
.result-card .state-coral { color: var(--coral); }

.hero-snapshot {
  position: relative;
  z-index: 2;
  min-height: 92px;
  border-top: 1px solid var(--line-dark);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.hero-snapshot > div {
  padding: 18px 22px;
  border-right: 1px solid var(--line-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-snapshot > div:last-child {
  border-right: 0;
}

.hero-snapshot strong {
  font-family: var(--font-display);
  font-size: 25px;
  line-height: 1;
}

.hero-snapshot span {
  margin-top: 7px;
  color: #777b7e;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.home-band {
  padding: var(--space-section-y) 0;
}

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

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

.section-head {
  margin-bottom: 48px;
}

.split-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  gap: 72px;
  align-items: end;
}

.section-head h2,
.open-layout h2 {
  max-width: 800px;
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: var(--type-section);
  font-weight: 650;
  line-height: 1;
  letter-spacing: 0;
}

.section-head > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
}

.band-paper .section-head > p {
  color: var(--muted-paper);
}

.band-ink .section-head > p {
  color: var(--muted-dark);
}

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

.proof-row {
  min-height: 130px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line-paper);
  display: grid;
  grid-template-columns: 110px minmax(320px, 1.2fr) minmax(260px, 0.8fr);
  align-items: center;
  gap: 32px;
}

.proof-time {
  color: #28865a;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.proof-row small,
.path-row small {
  color: #74501f;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.proof-row h3,
.path-row h3 {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 650;
  line-height: 1.15;
}

.proof-row p {
  margin: 0;
  color: var(--muted-paper);
  font-size: 13px;
  line-height: 1.55;
}

.section-link {
  padding: 22px 0 0;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  color: var(--muted-paper);
  font-size: 12px;
}

.section-link b {
  color: var(--ink);
}

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

.principle {
  min-height: 154px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line-dark);
  display: grid;
  grid-template-columns: 64px minmax(360px, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 32px;
}

.principle > span {
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 10px;
}

.principle h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.1;
}

.principle p {
  max-width: 560px;
  margin: 0;
  color: var(--muted-dark);
  font-size: 15px;
}

.ownership-line {
  margin: 50px 0 0;
  padding: 0;
  border: 0;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 30px;
  font-family: var(--font-display);
  font-size: 31px;
  line-height: 1.1;
}

.ownership-line span {
  color: #787c7f;
}

.ownership-line strong {
  color: var(--amber);
  font-weight: 650;
}

.example-tool {
  border: 1px solid var(--line-paper);
  border-radius: var(--radius);
  background: var(--paper-2);
  overflow: hidden;
}

.example-flowline {
  min-height: 56px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line-paper);
  display: flex;
  align-items: center;
  gap: 14px;
  color: #6d716d;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.example-flowline i {
  height: 1px;
  flex: 1;
  background: var(--line-paper);
}

.example-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line-paper);
}

.example-tabs button {
  min-height: 76px;
  padding: 16px 22px;
  border: 0;
  border-right: 1px solid var(--line-paper);
  border-radius: 0;
  background: transparent;
  color: var(--muted-paper);
  text-align: left;
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}

.example-tabs button:last-child {
  border-right: 0;
}

.example-tabs button:hover,
.example-tabs button:focus-visible {
  background: rgba(9, 10, 11, 0.035);
}

.example-tabs button[aria-selected="true"] {
  background: var(--ink);
  color: var(--white);
}

.example-tabs span {
  display: block;
}

.example-tabs span {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 650;
}

.example-body {
  min-height: 440px;
  display: grid;
  grid-template-columns: minmax(300px, 0.75fr) minmax(420px, 1.25fr);
}

.example-question {
  padding: 50px 42px;
  border-right: 1px solid var(--line-paper);
}

.example-question > span {
  color: #74501f;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.example-question h3 {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-size: 34px;
  line-height: 1.06;
}

.example-question p {
  margin: 18px 0 0;
  color: var(--muted-paper);
  font-size: 14px;
}

.example-guardrail {
  margin-top: 34px !important;
  padding-top: 18px;
  border-top: 1px solid var(--line-paper);
  color: #3d6651 !important;
  font-size: 11px !important;
  font-weight: 600;
}

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

.example-steps li {
  min-height: 110px;
  padding: 24px 34px;
  border-bottom: 1px solid var(--line-paper);
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 18px;
}

.example-steps li:last-child {
  border-bottom: 0;
}

.example-steps li > span {
  color: #9a7a49;
  font-family: var(--font-mono);
  font-size: 10px;
}

.example-steps b {
  font-family: var(--font-display);
  font-size: 17px;
}

.example-steps p {
  margin: 4px 0 0;
  color: var(--muted-paper);
  font-size: 12px;
}

.under-hood {
  margin-top: 18px;
  display: inline-block;
  color: var(--muted-paper);
  font-size: 12px;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.work-table {
  border-top: 1px solid var(--line-dark);
}

.work-table-head,
.work-row {
  display: grid;
  grid-template-columns: 0.55fr 1.2fr 0.8fr;
  gap: 34px;
}

.work-table-head {
  min-height: 54px;
  align-items: center;
  color: #676b6e;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.work-row {
  min-height: 92px;
  padding: 22px 0;
  border-top: 1px solid var(--line-dark);
  align-items: center;
}

.work-row b {
  color: var(--amber);
  font-family: var(--font-display);
  font-size: 18px;
}

.work-row p,
.work-row span {
  margin: 0;
  font-size: 14px;
}

.work-row p {
  color: var(--white);
  font-weight: 500;
}

.work-row span {
  color: var(--muted-dark);
}

.brain-map-band {
  background: #e9e6df;
}

.brain-map-tool {
  border: 1px solid var(--line-paper);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  background: var(--paper);
  overflow: hidden;
}

.brain-map-form {
  padding: 34px;
  border-right: 1px solid var(--line-paper);
}

.brain-map-form fieldset {
  margin: 0 0 27px;
  padding: 0;
  border: 0;
}

.brain-map-form legend {
  width: 100%;
  margin-bottom: 12px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 650;
}

.brain-map-form legend span {
  margin-right: 9px;
  color: #9a7a49;
  font-family: var(--font-mono);
  font-size: 8px;
}

.choice-grid {
  display: grid;
  border-top: 1px solid var(--line-paper);
  border-left: 1px solid var(--line-paper);
}

.choice-grid-four { grid-template-columns: repeat(2, 1fr); }
.choice-grid-three { grid-template-columns: repeat(3, 1fr); }

.choice-grid label {
  position: relative;
  min-height: 52px;
  border-right: 1px solid var(--line-paper);
  border-bottom: 1px solid var(--line-paper);
  display: flex;
  cursor: pointer;
}

.choice-grid input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice-grid label > span {
  width: 100%;
  padding: 12px 13px;
  display: flex;
  align-items: center;
  color: var(--muted-paper);
  font-size: 11px;
  line-height: 1.25;
  transition: background 150ms var(--ease), color 150ms var(--ease);
}

.choice-grid label:hover > span {
  background: rgba(9, 10, 11, 0.035);
}

.choice-grid input:checked + span {
  background: var(--ink);
  color: var(--white);
}

.choice-grid input:focus-visible + span {
  outline: 2px solid var(--amber);
  outline-offset: -3px;
}

.map-generate {
  width: 100%;
}

.brain-map-output {
  min-height: 630px;
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  background: var(--paper-2);
}

.map-eyebrow,
.map-paths small,
.lead-form-head small {
  color: #74501f;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brain-map-output > h3 {
  margin: 17px 0 0;
  font-family: var(--font-display);
  font-size: 29px;
  line-height: 1.05;
}

.brain-map-output > p {
  margin: 15px 0 0;
  color: var(--muted-paper);
  font-size: 12px;
  line-height: 1.55;
}

.map-plan {
  margin: 30px 0 0;
  border-top: 1px solid var(--line-paper);
}

.map-plan > div {
  min-height: 62px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-paper);
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: center;
  gap: 14px;
}

.map-plan dt {
  color: #74501f;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.map-plan dd {
  margin: 0;
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.35;
}

.map-paths {
  margin-top: 28px;
  border-top: 1px solid var(--line-paper);
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.map-paths > div {
  padding: 22px 18px 0 0;
}

.map-paths > div + div {
  padding-right: 0;
  padding-left: 18px;
  border-left: 1px solid var(--line-paper);
}

.map-paths p {
  min-height: 54px;
  margin: 9px 0 14px;
  color: var(--muted-paper);
  font-size: 10px;
  line-height: 1.45;
}

.map-paths .button {
  width: 100%;
  min-height: 40px;
  padding-inline: 13px;
  font-size: 10px;
}

.lead-form {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line-paper);
}

.lead-form[hidden],
.map-paths[hidden] {
  display: none;
}

.lead-form-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.lead-form-head h4 {
  margin: 7px 0 0;
  font-family: var(--font-display);
  font-size: 19px;
}

.lead-close {
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--line-paper);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.lead-fields {
  margin: 18px 0 14px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.lead-fields label:last-of-type:not(.lead-honeypot) {
  grid-column: 1 / -1;
}

.lead-fields label > span {
  margin-bottom: 6px;
  display: block;
  color: var(--muted-paper);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.lead-fields label > span small {
  color: #92958f;
}

.lead-fields input {
  width: 100%;
  min-height: 42px;
  padding: 10px 11px;
  border: 1px solid var(--line-paper);
  border-radius: 3px;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 11px;
}

.lead-fields input:focus {
  border-color: #9a7a49;
  outline: 2px solid rgba(154, 122, 73, 0.18);
}

.lead-honeypot {
  position: absolute;
  left: -10000px;
}

.lead-form > .button {
  width: 100%;
}

.lead-note,
.lead-status {
  margin: 10px 0 0;
  color: var(--muted-paper);
  font-size: 9px;
  line-height: 1.45;
}

.lead-status {
  color: #3d6651;
  font-weight: 600;
}

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

.path-row {
  min-height: 126px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line-paper);
  display: grid;
  grid-template-columns: 70px minmax(320px, 1.2fr) minmax(240px, 0.8fr) 30px;
  align-items: center;
  gap: 28px;
  transition: padding 180ms var(--ease);
}

.path-row:hover {
  padding-left: 10px;
  padding-right: 10px;
}

.path-row > span {
  color: #9a7a49;
  font-family: var(--font-mono);
  font-size: 10px;
}

.path-row p {
  margin: 0;
  color: var(--muted-paper);
  font-size: 13px;
}

.path-row > b {
  font-size: 22px;
  text-align: right;
}

.economics-grid {
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.economics-clarifier {
  min-height: 58px;
  margin: -18px 0 24px;
  padding: 0 18px;
  border: 1px solid rgba(239, 178, 88, 0.45);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  color: var(--muted-dark);
  font-size: 11px;
}

.economics-clarifier strong {
  color: var(--amber);
  font-family: var(--font-display);
  font-size: 15px;
}

.economics-grid > div {
  min-height: 166px;
  padding: 30px 24px;
  border-right: 1px solid var(--line-dark);
  display: flex;
  flex-direction: column;
}

.economics-grid > div:last-child {
  border-right: 0;
}

.economics-grid strong {
  font-family: var(--font-display);
  font-size: 34px;
  line-height: 1;
}

.economics-grid span {
  margin-top: 18px;
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
}

.economics-grid small {
  margin-top: 6px;
  color: #a4a7aa;
  font-size: 10px;
}

.maturity-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line-dark);
}

.maturity-list > div {
  min-height: 124px;
  padding: 26px 24px;
  border-right: 1px solid var(--line-dark);
}

.maturity-list > div:last-child {
  border-right: 0;
}

.state {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.state-now { color: var(--mint); }
.state-rollout { color: var(--cyan); }
.state-test { color: var(--coral); }

.maturity-list p {
  margin: 13px 0 0;
  color: var(--muted-dark);
  font-size: 11px;
}

.economics-link {
  margin-top: 22px;
  display: inline-block;
  color: var(--amber);
  font-size: 12px;
}

.open-band {
  padding: 72px 0;
  background: var(--amber);
  color: var(--ink);
}

.open-band .section-index {
  color: #6f4b17;
}

.open-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 70px;
}

.open-layout h2 {
  font-size: 46px;
}

.open-layout h2 em {
  color: var(--ink);
}

.open-layout p {
  max-width: 630px;
  margin: 16px 0 0;
  color: rgba(9, 10, 11, 0.68);
  font-size: 13px;
}

.open-actions {
  min-width: 250px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.download-link {
  margin-top: 4px;
  color: rgba(9, 10, 11, 0.72);
  font-size: 10px;
  text-align: center;
}

@media (max-width: 1120px) {
  .hero-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(470px, 1.1fr);
    gap: 36px;
  }

  .hero-copy h1 {
    font-size: 54px;
  }

  .brain-window {
    height: 500px;
  }

  .brain-stage {
    height: 458px;
  }

  .result-card {
    width: 144px;
    top: 338px;
  }

  .proof-row,
  .path-row {
    grid-template-columns: 90px 1fr 0.75fr;
  }

  .path-row > b {
    display: none;
  }

  .split-head {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .section-head > p {
    max-width: 640px;
  }

  .example-body {
    grid-template-columns: 1fr;
  }

  .example-question {
    padding: 40px 38px;
    border-right: 0;
    border-bottom: 1px solid var(--line-paper);
  }

  .brain-map-tool {
    grid-template-columns: 1fr;
  }

  .brain-map-form {
    border-right: 0;
    border-bottom: 1px solid var(--line-paper);
  }

  .brain-map-output {
    min-height: 0;
  }

  .economics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .economics-grid > div:nth-child(2) {
    border-right: 0;
  }

  .economics-grid > div:nth-child(n + 3) {
    border-top: 1px solid var(--line-dark);
  }
}

@media (max-width: 900px) {
  .home-hero {
    padding-top: 42px;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .hero-copy {
    max-width: 680px;
  }

  .hero-copy h1 {
    max-width: 13ch;
    font-size: 52px;
  }

  .brain-window {
    max-width: 660px;
    height: 500px;
    margin-inline: auto;
  }

  .hero-snapshot {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-snapshot > div:nth-child(2) {
    border-right: 0;
  }

  .hero-snapshot > div:nth-child(n + 3) {
    border-top: 1px solid var(--line-dark);
  }

  .split-head {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .section-head h2,
  .open-layout h2 {
    font-size: 44px;
  }

  .proof-row,
  .path-row {
    grid-template-columns: 86px 1fr;
  }

  .proof-row p,
  .path-row p {
    grid-column: 2;
  }

  .principle {
    grid-template-columns: 64px 1fr;
  }

  .principle p {
    grid-column: 2;
  }

  .ownership-line {
    flex-direction: column;
    gap: 10px;
  }

  .example-body {
    grid-template-columns: 1fr;
  }

  .example-question {
    border-right: 0;
    border-bottom: 1px solid var(--line-paper);
  }

  .work-table-head {
    display: none;
  }

  .work-row {
    grid-template-columns: 0.65fr 1fr;
  }

  .work-row span {
    grid-column: 2;
  }

  .brain-map-tool {
    grid-template-columns: 1fr;
  }

  .brain-map-form {
    border-right: 0;
    border-bottom: 1px solid var(--line-paper);
  }

  .brain-map-output {
    min-height: 0;
  }

  .economics-grid,
  .maturity-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .economics-grid > div:nth-child(2),
  .maturity-list > div:nth-child(2) {
    border-right: 0;
  }

  .economics-grid > div:nth-child(n + 3),
  .maturity-list > div:nth-child(n + 3) {
    border-top: 1px solid var(--line-dark);
  }

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

  .open-actions {
    width: min(100%, 360px);
  }
}

@media (max-width: 560px) {
  .home-hero {
    min-height: 0;
    padding-top: 26px;
  }

  .hero-layout {
    gap: 18px;
    padding-bottom: 16px;
  }

  .hero-kicker {
    margin-bottom: 14px;
    font-size: 8px;
  }

  .hero-kicker span:first-child::after {
    width: 14px;
    margin-left: 8px;
  }

  .hero-copy h1 {
    max-width: 12ch;
    font-size: var(--type-hero);
    line-height: 0.98;
  }

  .hero-copy > p {
    margin-top: 14px;
    font-size: var(--type-lead);
    line-height: 1.5;
  }

  .hero-actions {
    margin-top: 16px;
  }

  .hero-actions .button {
    min-height: 38px;
    padding-inline: 13px;
    font-size: 12px;
  }

  .hero-actions .button-ghost {
    display: none;
  }

  .hero-copy .hero-note {
    display: none;
  }

  .brain-window {
    height: 244px;
  }

  .window-bar {
    height: 32px;
    padding-inline: 10px;
    font-size: 8px;
  }

  .window-dots i {
    width: 6px;
    height: 6px;
  }

  .brain-stage {
    height: 212px;
    background-size: 24px 24px;
  }

  .source-card,
  .result-card {
    width: 118px;
    min-height: 48px;
    padding: 7px 8px;
  }

  .source-card span,
  .result-card span {
    font-size: 8px;
  }

  .source-card b,
  .result-card b {
    margin-top: 2px;
    font-size: 9px;
  }

  .source-card small,
  .result-card small {
    display: none;
  }

  .source-one { left: 3%; top: 16px; }
  .source-two { right: 3%; top: 16px; }

  .brain-core {
    top: 68px;
    width: 82px;
    height: 82px;
    box-shadow: 0 0 0 16px rgba(239, 178, 88, 0.05), 0 0 0 34px rgba(239, 178, 88, 0.02);
  }

  .brain-core span,
  .brain-core small {
    font-size: 7px;
  }

  .brain-core strong {
    margin: 4px 0;
    font-size: 13px;
  }

  .result-card {
    width: 96px;
    min-height: 48px;
    top: 154px;
  }

  .result-one { left: 2%; }
  .result-three { right: 2%; }

  .hero-snapshot {
    min-height: 88px;
  }

  .hero-snapshot > div {
    min-height: 44px;
    padding: 8px 10px;
  }

  .hero-snapshot strong {
    font-size: 17px;
  }

  .hero-snapshot span {
    margin-top: 3px;
    font-size: 8px;
  }

  .home-band {
    padding: var(--space-section-y) 0;
  }

  .section-head {
    margin-bottom: 32px;
  }

  .section-head h2,
  .open-layout h2 {
    font-size: var(--type-section);
  }

  .section-head > p {
    font-size: 13px;
  }

  .proof-row,
  .path-row {
    min-height: 0;
    padding: 22px 0;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .proof-row p,
  .path-row p {
    grid-column: 1;
  }

  .proof-row h3,
  .path-row h3 {
    font-size: 20px;
  }

  .section-link {
    flex-direction: column;
    gap: 8px;
  }

  .principle {
    min-height: 0;
    padding: 24px 0;
    grid-template-columns: 36px 1fr;
    gap: 14px;
  }

  .principle h3 {
    font-size: 23px;
  }

  .principle p {
    font-size: 13px;
  }

  .ownership-line {
    margin-top: 34px;
    font-size: 24px;
  }

  .example-flowline {
    min-height: 46px;
    padding: 0 14px;
    gap: 7px;
    font-size: 8px;
  }

  .example-tabs {
    grid-template-columns: 1fr;
  }

  .example-tabs button {
    min-height: 56px;
    padding: 11px 14px;
    border-right: 0;
    border-bottom: 1px solid var(--line-paper);
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .example-tabs button:last-child {
    border-bottom: 0;
  }

  .example-tabs span {
    font-size: 15px;
  }

  .example-body {
    min-height: 0;
  }

  .example-question {
    padding: 28px 22px;
  }

  .example-question h3 {
    font-size: 27px;
  }

  .example-guardrail {
    margin-top: 24px !important;
  }

  .example-steps li {
    min-height: 0;
    padding: 18px 20px;
    grid-template-columns: 30px 1fr;
    gap: 10px;
  }

  .work-row {
    min-height: 0;
    padding: 20px 0;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .work-row span {
    grid-column: 1;
  }

  .brain-map-form,
  .brain-map-output {
    padding: 24px 20px;
  }

  .choice-grid-four,
  .choice-grid-three {
    grid-template-columns: 1fr;
  }

  .choice-grid label {
    min-height: 46px;
  }

  .brain-map-output > h3 {
    font-size: 25px;
  }

  .map-plan > div {
    grid-template-columns: 92px 1fr;
  }

  .map-paths {
    grid-template-columns: 1fr;
  }

  .map-paths > div {
    padding: 20px 0;
  }

  .map-paths > div + div {
    padding: 20px 0 0;
    border-top: 1px solid var(--line-paper);
    border-left: 0;
  }

  .map-paths p {
    min-height: 0;
  }

  .lead-fields {
    grid-template-columns: 1fr;
  }

  .lead-fields label:last-of-type:not(.lead-honeypot) {
    grid-column: auto;
  }

  .economics-clarifier {
    margin-top: -8px;
    padding: 16px 0;
    border-right: 0;
    border-left: 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .economics-grid,
  .maturity-list {
    grid-template-columns: 1fr;
  }

  .economics-grid > div,
  .maturity-list > div {
    min-height: 0;
    padding: 24px 0;
    border-right: 0;
    border-top: 1px solid var(--line-dark);
  }

  .economics-grid > div:first-child,
  .maturity-list > div:first-child {
    border-top: 0;
  }

  .economics-grid strong {
    font-size: 30px;
  }

  .open-band {
    padding: 58px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .brain-connections .flow-dot {
    display: none;
  }
}