:root {
  --ds-paper: #f4f0e7;
  --ds-paper-light: #fbf8f1;
  --ds-ink: #17221d;
  --ds-muted: #5d6861;
  --ds-forest: #173e32;
  --ds-forest-deep: #102b24;
  --ds-clay: #c85f43;
  --ds-sun: #e8b64f;
  --ds-blue: #b9d3d0;
  --ds-white: #fffdf8;
  --ds-line: rgba(23, 34, 29, 0.16);
  --ds-line-light: rgba(255, 253, 248, 0.22);
  --ds-shadow: 0 28px 80px rgba(16, 43, 36, 0.13);
  --ds-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --ds-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ds-max: 1280px;
  --ds-reading: 760px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ds-ink);
  background: var(--ds-paper);
  font-family: var(--ds-sans);
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

button,
input,
textarea,
select {
  color: inherit;
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--ds-sun);
  outline-offset: 4px;
}

.ds-skip {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 11px 15px;
  color: var(--ds-white);
  background: var(--ds-forest-deep);
  text-decoration: none;
  transform: translateY(-160%);
}

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

.ds-shell {
  width: min(calc(100% - 48px), var(--ds-max));
  margin-inline: auto;
}

.ds-reading {
  width: min(100%, var(--ds-reading));
}

.ds-header {
  position: relative;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  padding: 0 max(24px, calc((100vw - var(--ds-max)) / 2));
  border-bottom: 1px solid var(--ds-line);
  background: color-mix(in srgb, var(--ds-paper-light) 92%, transparent);
  backdrop-filter: blur(18px);
}

.ds-brand {
  display: inline-flex;
  flex-direction: column;
  color: var(--ds-ink);
  font-family: var(--ds-serif);
  font-size: 1.25rem;
  line-height: 1;
  text-decoration: none;
}

.ds-brand small {
  margin-top: 5px;
  color: var(--ds-muted);
  font-family: var(--ds-sans);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.ds-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.ds-nav a {
  position: relative;
  padding-block: 8px;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.ds-nav a::after {
  position: absolute;
  right: 0;
  bottom: 1px;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

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

.ds-nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.ds-eyebrow {
  margin: 0 0 22px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.ds-display,
.ds-title,
.ds-subtitle {
  margin-top: 0;
  font-family: var(--ds-serif);
  font-weight: 500;
  letter-spacing: -0.052em;
  line-height: 0.95;
}

.ds-display {
  margin-bottom: 28px;
  font-size: clamp(3.8rem, 9vw, 9.2rem);
}

.ds-title {
  margin-bottom: 24px;
  font-size: clamp(3rem, 6.2vw, 6.5rem);
}

.ds-subtitle {
  margin-bottom: 20px;
  font-size: clamp(2.25rem, 4.4vw, 4.8rem);
}

.ds-lead {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.55;
}

.ds-copy {
  color: var(--ds-muted);
  font-size: 1.04rem;
  line-height: 1.75;
}

.ds-copy strong {
  color: var(--ds-ink);
}

.ds-link,
.ds-link-light {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  margin-top: 28px;
  padding-bottom: 7px;
  border-bottom: 1px solid currentColor;
  font-size: 0.79rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}

.ds-link::after,
.ds-link-light::after {
  content: "→";
  transition: transform 180ms ease;
}

.ds-link:hover::after,
.ds-link-light:hover::after {
  transform: translateX(5px);
}

.ds-link-light {
  color: var(--ds-white);
}

.ds-hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: min(820px, calc(100svh - 88px));
  padding: clamp(90px, 13vw, 180px) 0 clamp(70px, 9vw, 120px);
  overflow: hidden;
}

.ds-hero::after {
  position: absolute;
  right: -10vw;
  bottom: -38vw;
  width: min(72vw, 920px);
  aspect-ratio: 1;
  border: 1px solid var(--ds-line);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.ds-hero .ds-shell {
  position: relative;
  z-index: 1;
}

.ds-boundary {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 28px;
  max-width: 900px;
  margin-top: 54px;
  padding-top: 22px;
  border-top: 1px solid var(--ds-line);
}

.ds-boundary strong {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ds-boundary p {
  margin: 0;
  color: var(--ds-muted);
  line-height: 1.55;
}

.ds-chapter {
  padding: clamp(100px, 14vw, 190px) 0;
}

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

.ds-chapter-dark {
  color: var(--ds-white);
  background: var(--ds-forest-deep);
}

.ds-chapter-blue {
  background: var(--ds-blue);
}

.ds-chapter-sun {
  background: var(--ds-sun);
}

.ds-split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  align-items: center;
  gap: clamp(48px, 8vw, 120px);
}

.ds-split-top {
  align-items: start;
}

.ds-figure {
  margin: 0;
}

.land-frame,
.question-media,
.scenario,
.system-visual {
  margin: 0;
}

.ds-figure img {
  width: 100%;
  height: auto;
  border-radius: 2px;
  box-shadow: var(--ds-shadow);
}

.ds-figure figcaption,
.ds-caption {
  margin-top: 14px;
  color: var(--ds-muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.ds-chapter-dark .ds-figure figcaption,
.ds-chapter-dark .ds-caption {
  color: rgba(255, 253, 248, 0.68);
}

.ds-chapter-blue .ds-copy,
.ds-chapter-blue .ds-figure figcaption,
.ds-chapter-blue .ds-caption {
  color: #314239;
}

.ds-chapter-sun .ds-figure figcaption,
.ds-chapter-sun .ds-caption {
  color: #293830;
}

.truth-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--ds-line);
  border-bottom: 1px solid var(--ds-line);
}

.truth-rail > div {
  min-width: 0;
  padding: 28px 28px 32px 0;
}

.truth-rail > div + div {
  padding-left: 28px;
  border-left: 1px solid var(--ds-line);
}

.truth-rail strong {
  display: block;
  margin-bottom: 10px;
  font-size: 0.65rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.truth-rail p {
  margin: 0;
  color: var(--ds-muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.ds-chapter-dark .truth-rail {
  border-color: var(--ds-line-light);
}

.ds-chapter-dark .truth-rail > div + div {
  border-color: var(--ds-line-light);
}

.ds-chapter-dark .truth-rail p {
  color: rgba(255, 253, 248, 0.7);
}

/* Homepage: the visual decision journey begins after the protected interactive hero. */
.journey-reality {
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: 120px 24px;
  background: var(--ds-paper-light);
}

.journey-reality-inner {
  width: min(100%, 1040px);
  text-align: center;
}

.journey-reality h1 {
  max-width: 920px;
  margin: 0 auto 58px;
  font-family: var(--ds-serif);
  font-size: clamp(3.3rem, 7.4vw, 7.3rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.96;
}

.price-truth-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  width: min(100%, 840px);
  margin-inline: auto;
  padding: clamp(32px, 5vw, 58px);
  color: var(--ds-white);
  background: var(--ds-forest-deep);
  box-shadow: var(--ds-shadow);
  text-align: left;
}

.price-truth-card h2 {
  margin: 0 0 8px;
  font-family: var(--ds-serif);
  font-size: clamp(2.1rem, 4vw, 3.7rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.price-truth-card .model-meta,
.price-truth-card .price-state {
  margin: 0;
  color: rgba(255, 253, 248, 0.7);
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.price-truth-card .price-state {
  align-self: start;
  max-width: 210px;
  padding: 12px 14px;
  border: 1px solid var(--ds-line-light);
  color: var(--ds-sun);
  text-align: right;
}

.price-truth-card .price-main {
  grid-column: 1 / -1;
  padding-top: 34px;
  border-top: 1px solid var(--ds-line-light);
}

.price-truth-card .price-main strong {
  display: block;
  margin-bottom: 8px;
  font-family: var(--ds-serif);
  font-size: clamp(2.1rem, 4.5vw, 4.4rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1;
}

.price-truth-card .price-main span {
  color: rgba(255, 253, 248, 0.72);
  line-height: 1.5;
}

.price-truth-card .price-links {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 34px;
}

.price-truth-card .price-links a {
  color: var(--ds-white);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-underline-offset: 5px;
  text-transform: uppercase;
}

.journey-land {
  color: var(--ds-white);
  background: var(--ds-forest-deep);
}

.journey-land-copy {
  padding: clamp(100px, 14vw, 180px) 24px clamp(70px, 9vw, 110px);
  text-align: center;
}

.journey-land-copy h2 {
  max-width: 1100px;
  margin: 0 auto 28px;
  font-family: var(--ds-serif);
  font-size: clamp(4rem, 10vw, 10rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.86;
}

.journey-land-copy p {
  max-width: 700px;
  margin: 0 auto;
  color: rgba(255, 253, 248, 0.72);
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.55;
}

.land-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.land-frame {
  position: relative;
  min-width: 0;
  min-height: 58vw;
  max-height: 820px;
  overflow: hidden;
}

.land-frame + .land-frame {
  border-left: 1px solid rgba(255, 255, 255, 0.65);
}

.land-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.land-frame:first-child img {
  object-position: 46% center;
}

.land-label {
  position: absolute;
  top: 22px;
  left: 22px;
  padding: 10px 13px;
  color: var(--ds-ink);
  background: rgba(255, 253, 248, 0.9);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
}

.land-compare-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 25px max(24px, calc((100vw - var(--ds-max)) / 2));
  border-top: 1px solid var(--ds-line-light);
}

.land-compare-note p {
  max-width: 650px;
  margin: 0;
  color: rgba(255, 253, 248, 0.65);
  font-size: 0.78rem;
  line-height: 1.5;
}

.land-compare-note a {
  flex: 0 0 auto;
  color: var(--ds-white);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}

.question-intro {
  display: grid;
  min-height: 72svh;
  place-items: center;
  padding: 110px 24px;
  text-align: center;
}

.question-intro h2 {
  max-width: 1020px;
  margin: 0;
  font-family: var(--ds-serif);
  font-size: clamp(3.4rem, 8vw, 8rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.94;
}

.question-moment {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(420px, 0.88fr);
  min-height: 92svh;
  overflow: hidden;
  border-top: 1px solid var(--ds-line);
}

.question-moment:nth-child(even) {
  grid-template-columns: minmax(420px, 0.88fr) minmax(0, 1.12fr);
}

.question-moment:nth-child(even) .question-media {
  order: 2;
}

.question-media {
  position: relative;
  min-height: 68svh;
  overflow: hidden;
  background: #ddd7cc;
}

.question-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.question-moment:hover .question-media img {
  transform: scale(1.018);
}

.question-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 56%, rgba(16, 43, 36, 0.24));
  content: "";
  pointer-events: none;
}

.question-media .visual-note {
  position: absolute;
  z-index: 1;
  right: 18px;
  bottom: 16px;
  left: 18px;
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.68rem;
  line-height: 1.4;
}

.question-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(60px, 8vw, 130px);
  background: var(--ds-paper-light);
}

.question-copy .question-index {
  margin-bottom: auto;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.question-copy h2 {
  max-width: 620px;
  margin: 70px 0 24px;
  font-family: var(--ds-serif);
  font-size: clamp(3rem, 5.5vw, 6rem);
  font-weight: 500;
  letter-spacing: -0.052em;
  line-height: 0.96;
}

.question-copy p {
  max-width: 560px;
  margin: 0;
  color: var(--ds-muted);
  font-size: clamp(1rem, 1.5vw, 1.22rem);
  line-height: 1.65;
}

.question-copy .question-boundary {
  margin-top: auto;
  padding-top: 48px;
  color: var(--ds-muted);
  font-size: 0.72rem;
}

.question-fire .question-copy { background: var(--ds-clay); }
.question-comfort .question-copy { background: var(--ds-blue); }
.question-build .question-copy { background: var(--ds-sun); }
.question-fire .question-copy p,
.question-fire .question-copy .question-boundary,
.question-comfort .question-copy p,
.question-comfort .question-copy .question-boundary,
.question-build .question-copy p,
.question-build .question-copy .question-boundary { color: rgba(23, 34, 29, 0.76); }

.homes-gateway {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.82fr);
  min-height: 100svh;
  color: var(--ds-white);
  background: var(--ds-forest-deep);
}

.homes-gateway-media {
  min-height: 70svh;
}

.homes-gateway-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.homes-gateway-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(70px, 9vw, 140px);
}

.homes-gateway-copy h2 {
  margin: 0 0 30px;
  font-family: var(--ds-serif);
  font-size: clamp(4rem, 7vw, 7.3rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.homes-gateway-copy p {
  max-width: 510px;
  margin: 0;
  color: rgba(255, 253, 248, 0.68);
  font-size: 1.12rem;
  line-height: 1.65;
}

.decision-end {
  padding: clamp(100px, 14vw, 190px) 0 60px;
  background: var(--ds-paper-light);
}

.decision-end h2 {
  max-width: 960px;
  margin: 0 0 70px;
  font-family: var(--ds-serif);
  font-size: clamp(3.7rem, 8vw, 8rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

.decision-actions {
  border-top: 1px solid var(--ds-line);
}

.decision-action {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) auto;
  align-items: center;
  gap: 26px;
  min-height: 112px;
  border-bottom: 1px solid var(--ds-line);
  text-decoration: none;
}

.decision-action span:first-child {
  color: var(--ds-muted);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.decision-action strong {
  font-family: var(--ds-serif);
  font-size: clamp(1.65rem, 3vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.decision-action::after {
  font-size: 1.5rem;
  content: "↗";
  transition: transform 180ms ease;
}

.decision-action:hover::after {
  transform: translate(4px, -4px);
}

.ds-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 34px;
  padding: 80px max(24px, calc((100vw - var(--ds-max)) / 2)) 30px;
  color: rgba(255, 253, 248, 0.65);
  background: var(--ds-forest-deep);
}

.ds-footer .ds-brand {
  color: var(--ds-white);
}

.ds-footer .ds-brand small {
  color: rgba(255, 253, 248, 0.55);
}

.ds-footer p {
  max-width: 440px;
  margin: 0;
  font-size: 0.73rem;
  line-height: 1.6;
  text-align: right;
}

/* Cost and decision-detail patterns. */
.cost-layers {
  margin-top: 70px;
  counter-reset: cost-layer;
}

.cost-layer {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr) minmax(260px, 0.62fr);
  gap: 28px;
  padding: 32px 0;
  border-top: 1px solid var(--ds-line);
  counter-increment: cost-layer;
}

.cost-layer::before {
  color: var(--ds-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  content: "0" counter(cost-layer);
}

.cost-layer h3 {
  margin: 0;
  font-family: var(--ds-serif);
  font-size: clamp(1.7rem, 3vw, 2.7rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.cost-layer p {
  margin: 0;
  color: var(--ds-muted);
  line-height: 1.6;
}

.compare-rule {
  max-width: 1050px;
  margin: 0;
  font-family: var(--ds-serif);
  font-size: clamp(3rem, 6.5vw, 7rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.94;
}

.scope-table {
  width: 100%;
  margin-top: 70px;
  border-collapse: collapse;
  text-align: left;
}

.scope-table th,
.scope-table td {
  padding: 20px 16px;
  border-bottom: 1px solid var(--ds-line-light);
  vertical-align: top;
}

.scope-table th {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.scope-table td {
  color: rgba(255, 253, 248, 0.72);
}

.evidence-states {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 60px;
  border-top: 1px solid var(--ds-line);
}

.evidence-state {
  padding: 28px 28px 34px 0;
}

.evidence-state + .evidence-state {
  padding-left: 28px;
  border-left: 1px solid var(--ds-line);
}

.evidence-state strong {
  display: block;
  margin-bottom: 12px;
  font-family: var(--ds-serif);
  font-size: 1.65rem;
  font-weight: 500;
}

.evidence-state p {
  margin: 0;
  color: var(--ds-muted);
  line-height: 1.6;
}

.ds-chapter-sun .evidence-state p {
  color: #293830;
}

/* Land page. */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 70px;
}

.scenario {
  min-width: 0;
}

.scenario + .scenario {
  border-left: 1px solid var(--ds-line);
}

.scenario img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.scenario-body {
  padding: 32px;
}

.scenario-body h3 {
  margin: 0 0 22px;
  font-family: var(--ds-serif);
  font-size: clamp(2rem, 3.5vw, 3.4rem);
  font-weight: 500;
  letter-spacing: -0.045em;
}

.scenario-body ul,
.check-list,
.plain-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.scenario-body li,
.check-list li {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
  border-top: 1px solid var(--ds-line);
  color: var(--ds-muted);
  line-height: 1.45;
}

.scenario-body li strong,
.check-list li strong {
  color: var(--ds-ink);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ds-chapter-dark .scenario-body li {
  border-color: var(--ds-line-light);
  color: rgba(255, 253, 248, 0.74);
}

.ds-chapter-dark .scenario-body li strong {
  color: var(--ds-white);
}

.site-checks {
  margin-top: 70px;
}

.site-check {
  display: grid;
  grid-template-columns: 70px minmax(0, 0.8fr) minmax(280px, 1fr);
  gap: 34px;
  padding: 34px 0;
  border-top: 1px solid var(--ds-line-light);
}

.site-check > span {
  color: var(--ds-sun);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.site-check h3 {
  margin: 0;
  font-family: var(--ds-serif);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.site-check p {
  margin: 0;
  color: rgba(255, 253, 248, 0.68);
  line-height: 1.65;
}

.decision-outcomes {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 60px;
  border-top: 1px solid var(--ds-line);
}

.decision-outcome {
  min-height: 210px;
  padding: 26px;
  border-bottom: 1px solid var(--ds-line);
}

.decision-outcome + .decision-outcome {
  border-left: 1px solid var(--ds-line);
}

.decision-outcome strong {
  display: block;
  margin-bottom: 18px;
  font-family: var(--ds-serif);
  font-size: 1.5rem;
  font-weight: 500;
}

.decision-outcome p {
  margin: 0;
  color: var(--ds-muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

/* Building systems. */
.systems-stack {
  margin-top: 70px;
}

.system-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.72fr);
  align-items: center;
  gap: clamp(45px, 7vw, 100px);
  padding: 70px 0;
  border-top: 1px solid var(--ds-line);
}

.system-panel:nth-child(even) {
  grid-template-columns: minmax(360px, 0.72fr) minmax(0, 1.08fr);
}

.system-panel:nth-child(even) .system-visual {
  order: 2;
}

.system-visual img {
  width: 100%;
  background: #eee9df;
}

.system-copy h3 {
  margin: 0 0 22px;
  font-family: var(--ds-serif);
  font-size: clamp(2.4rem, 4.2vw, 4.3rem);
  font-weight: 500;
  letter-spacing: -0.05em;
}

.system-copy p {
  color: var(--ds-muted);
  line-height: 1.7;
}

.mechanism-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 70px;
  background: var(--ds-line-light);
  border: 1px solid var(--ds-line-light);
}

.mechanism {
  min-height: 350px;
  padding: clamp(30px, 5vw, 60px);
  background: var(--ds-forest-deep);
}

.mechanism h3 {
  margin: 0 0 25px;
  font-family: var(--ds-serif);
  font-size: clamp(2rem, 3.6vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.045em;
}

.mechanism p {
  margin: 0;
  color: rgba(255, 253, 248, 0.68);
  line-height: 1.7;
}

.mechanism .source-line {
  margin-top: 36px;
  color: var(--ds-sun);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ds-chapter:not(.ds-chapter-dark) .mechanism .source-line {
  color: var(--ds-forest);
}

/* Sources. */
.method-steps {
  margin-top: 60px;
  counter-reset: method;
}

.method-step {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  gap: 30px;
  padding: 26px 0;
  border-top: 1px solid var(--ds-line);
  counter-increment: method;
}

.method-step::before {
  color: var(--ds-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  content: "0" counter(method);
}

.method-step p {
  margin: 0;
  font-family: var(--ds-serif);
  font-size: clamp(1.35rem, 2.5vw, 2.2rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.claim-ledger {
  margin-top: 70px;
}

.claim {
  display: grid;
  grid-template-columns: 90px minmax(0, 0.9fr) minmax(300px, 1fr);
  gap: 30px;
  padding: 34px 0;
  border-top: 1px solid var(--ds-line);
}

.claim-id {
  color: var(--ds-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.claim h3 {
  margin: 0 0 14px;
  font-family: var(--ds-serif);
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: -0.035em;
}

.claim p {
  margin: 0;
  color: var(--ds-muted);
  line-height: 1.6;
}

.claim .claim-limit {
  padding-left: 22px;
  border-left: 2px solid var(--ds-clay);
}

.source-list {
  margin: 60px 0 0;
  padding: 0;
  list-style: none;
}

.source-list li {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) auto;
  align-items: start;
  gap: 24px;
  padding: 19px 0;
  border-top: 1px solid var(--ds-line-light);
}

.source-list span {
  color: var(--ds-sun);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.source-list strong {
  font-weight: 600;
}

.source-list a {
  color: var(--ds-white);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-underline-offset: 5px;
  text-transform: uppercase;
}

/* Homes and model. */
.homes-intro {
  padding: clamp(100px, 14vw, 180px) 0 70px;
}

.home-listing {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, 0.8fr);
  min-height: 78svh;
  border-top: 1px solid var(--ds-line);
}

.home-listing-image {
  min-height: 62svh;
  overflow: hidden;
}

.home-listing-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 800ms ease;
}

.home-listing:hover .home-listing-image img {
  transform: scale(1.015);
}

.home-listing-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(48px, 7vw, 100px);
  background: var(--ds-paper-light);
}

.home-listing-copy h2 {
  margin: 0 0 20px;
  font-family: var(--ds-serif);
  font-size: clamp(3rem, 5vw, 5.3rem);
  font-weight: 500;
  letter-spacing: -0.052em;
}

.home-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 0 0 34px;
  padding: 0;
  list-style: none;
}

.home-facts li {
  color: var(--ds-muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.verified-placeholder {
  margin-top: 24px;
  padding: 15px 17px;
  border: 1px solid var(--ds-line);
  color: var(--ds-muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.model-hero {
  display: grid;
  grid-template-columns: minmax(390px, 0.78fr) minmax(0, 1.22fr);
  min-height: calc(100svh - 88px);
}

.model-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(70px, 8vw, 120px) max(28px, calc((100vw - var(--ds-max)) / 2));
  padding-right: clamp(45px, 7vw, 95px);
  background: var(--ds-paper-light);
}

.model-hero-copy h1 {
  margin: 0 0 24px;
  font-family: var(--ds-serif);
  font-size: clamp(4rem, 7vw, 7.5rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.model-hero-media {
  min-height: 70svh;
}

.model-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.model-moments {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.model-moment {
  min-height: 480px;
  padding: clamp(45px, 7vw, 90px);
  border-top: 1px solid var(--ds-line);
}

.model-moment:nth-child(even) {
  border-left: 1px solid var(--ds-line);
}

.model-moment h2 {
  margin: 0 0 24px;
  font-family: var(--ds-serif);
  font-size: clamp(2.3rem, 4vw, 4rem);
  font-weight: 500;
  letter-spacing: -0.045em;
}

.model-moment p {
  max-width: 520px;
  color: var(--ds-muted);
  line-height: 1.7;
}

/* Conversation page. */
.conversation-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 64px;
  background: var(--ds-line);
  border: 1px solid var(--ds-line);
}

.conversation-option {
  min-height: 250px;
  padding: 42px;
  background: var(--ds-paper-light);
}

.conversation-option strong {
  display: block;
  margin-bottom: 18px;
  font-family: var(--ds-serif);
  font-size: 2rem;
  font-weight: 500;
}

.conversation-option p {
  margin: 0;
  color: var(--ds-muted);
  line-height: 1.65;
}

.conversation-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
  margin-top: 60px;
}

.field {
  display: grid;
  gap: 9px;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--ds-ink);
  border-radius: 0;
  padding: 15px 0;
  background: transparent;
}

.field textarea {
  min-height: 130px;
  resize: vertical;
}

.ds-button {
  justify-self: start;
  padding: 15px 22px;
  border: 0;
  color: var(--ds-white);
  background: var(--ds-forest-deep);
  cursor: pointer;
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.form-note {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--ds-muted);
  font-size: 0.75rem;
  line-height: 1.55;
}

.summary-output {
  margin: 44px 0 20px;
  padding: 28px;
  overflow-x: auto;
  border: 1px solid var(--ds-line);
  color: var(--ds-white);
  background: var(--ds-forest-deep);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.js .js-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 750ms ease, transform 750ms ease;
}

.js .js-reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1000px) {
  .truth-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .truth-rail > div:nth-child(3) {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--ds-line);
  }

  .truth-rail > div:nth-child(4) {
    border-top: 1px solid var(--ds-line);
  }

  .question-moment,
  .question-moment:nth-child(even),
  .homes-gateway,
  .home-listing,
  .model-hero {
    grid-template-columns: 1fr;
  }

  .question-moment:nth-child(even) .question-media {
    order: 0;
  }

  .question-copy {
    min-height: 68svh;
  }

  .homes-gateway-media {
    min-height: 58svh;
  }

  .system-panel,
  .system-panel:nth-child(even) {
    grid-template-columns: 1fr;
  }

  .system-panel:nth-child(even) .system-visual {
    order: 0;
  }

  .model-hero-copy {
    order: 2;
    min-height: 58svh;
    padding-left: 28px;
  }
}

@media (max-width: 760px) {
  .ds-shell {
    width: min(calc(100% - 36px), var(--ds-max));
  }

  .ds-header {
    min-height: 72px;
    padding-inline: 18px;
  }

  .ds-nav-toggle {
    display: block;
  }

  .ds-nav {
    position: fixed;
    z-index: -1;
    inset: 72px 0 auto;
    display: grid;
    gap: 0;
    padding: 18px;
    border-bottom: 1px solid var(--ds-line);
    background: var(--ds-paper-light);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .nav-open .ds-nav {
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .ds-nav a {
    padding: 16px 4px;
    border-bottom: 1px solid var(--ds-line);
  }

  .ds-display {
    font-size: clamp(3.3rem, 18vw, 5.5rem);
  }

  .ds-title {
    font-size: clamp(2.8rem, 14vw, 4.7rem);
  }

  .ds-hero {
    min-height: calc(100svh - 72px);
    padding-block: 90px 70px;
  }

  .ds-boundary,
  .ds-split {
    grid-template-columns: 1fr;
  }

  .ds-boundary {
    gap: 10px;
  }

  .price-truth-card {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .price-truth-card .price-state,
  .price-truth-card .price-main,
  .price-truth-card .price-links {
    grid-column: auto;
    text-align: left;
  }

  .journey-reality h1 {
    font-size: clamp(3.1rem, 15vw, 5.3rem);
  }

  .journey-land-copy h2 {
    font-size: clamp(4rem, 20vw, 7rem);
  }

  .land-compare,
  .scenario-grid,
  .mechanism-grid,
  .model-moments,
  .conversation-options,
  .conversation-form {
    grid-template-columns: 1fr;
  }

  .land-frame {
    min-height: 72svh;
  }

  .land-frame + .land-frame,
  .scenario + .scenario {
    border-top: 1px solid rgba(255, 255, 255, 0.65);
    border-left: 0;
  }

  .land-compare-note {
    align-items: flex-start;
    flex-direction: column;
  }

  .question-moment,
  .question-moment:nth-child(even) {
    min-height: auto;
  }

  .question-media {
    min-height: 62svh;
  }

  .question-copy {
    min-height: 72svh;
    padding: 46px 24px;
  }

  .question-copy h2 {
    margin-top: 55px;
    font-size: clamp(3rem, 14vw, 4.7rem);
  }

  .decision-action {
    grid-template-columns: 46px minmax(0, 1fr) auto;
    gap: 12px;
  }

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

  .ds-footer p {
    text-align: left;
  }

  .cost-layer,
  .site-check,
  .claim {
    grid-template-columns: 48px minmax(0, 1fr);
  }

  .cost-layer p,
  .site-check p,
  .claim .claim-limit {
    grid-column: 2;
  }

  .scope-table {
    display: block;
    overflow-x: auto;
  }

  .evidence-states,
  .decision-outcomes {
    grid-template-columns: 1fr;
  }

  .evidence-state + .evidence-state,
  .decision-outcome + .decision-outcome {
    padding-left: 0;
    border-top: 1px solid var(--ds-line);
    border-left: 0;
  }

  .source-list li {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .source-list a {
    grid-column: 2;
  }

  .field-full,
  .form-note {
    grid-column: auto;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .js .js-reveal {
    opacity: 1;
    transform: none;
  }
}