html.cellular-document {
  font-size: 16px;
  scroll-padding-top: 3rem;
  overflow-x: hidden;
  background: #021815;
}

.cellular-page {
  --cell-dark: #021815;
  --cell-dark-deep: #01120f;
  --cell-paper: #ede1d1;
  --cell-paper-light: #eee3d4;
  --cell-ink: #08241f;
  --cell-muted: #4f594f;
  --cell-gold: #c8953f;
  --cell-gold-light: #deb35d;
  --cell-rust: #8c5138;
  --cell-line: rgba(120, 82, 39, 0.38);
  --cell-light-line: rgba(238, 227, 212, 0.36);
  --cell-display: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --cell-body: Inter, "Segoe UI", Arial, sans-serif;
  --cell-serif: Georgia, "Times New Roman", serif;
  --cell-mono: "Courier New", Consolas, monospace;
  --cell-grain: url("../../../assets/paper-grain.svg");
  position: relative;
  isolation: isolate;
  margin: 0;
  overflow-x: hidden;
  background: var(--cell-dark);
  color: var(--cell-ink);
  font-family: var(--cell-body);
  font-size: 16px;
  line-height: 1.35;
}

.cellular-page::after {
  position: absolute;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  background: var(--cell-grain) 0 0 / 256px 256px repeat;
  content: "";
  opacity: 0.85;
}

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

.cellular-page img {
  display: block;
  max-width: 100%;
}

.cellular-page h1,
.cellular-page h2,
.cellular-page h3,
.cellular-page p,
.cellular-page figure {
  margin: 0;
}

.cell-shell {
  width: 94%;
  max-width: 1450px;
  height: 100%;
  margin-inline: auto;
}

.cell-paper-shell {
  width: 91.6%;
}

.cell-kicker {
  color: var(--cell-gold);
  font-family: var(--cell-mono);
  font-size: clamp(9px, 0.78vw, 11px);
  font-weight: 400;
  letter-spacing: 0.035em;
  line-height: 1.2;
  text-transform: uppercase;
}

.cell-header {
  height: 42px;
  border-bottom: 1px solid rgba(222, 179, 93, 0.62);
  background-color: var(--cell-dark);
  color: var(--cell-paper-light);
}

.cell-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cell-brand {
  color: var(--cell-paper-light);
  font-family: var(--cell-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.3em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

.cell-nav,
.cell-footer nav {
  display: flex;
  align-items: center;
  gap: clamp(24px, 3.5vw, 54px);
}

.cell-nav a,
.cell-footer nav a {
  color: inherit;
  font-family: var(--cell-mono);
  font-size: 8px;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
}

.cell-hero {
  position: relative;
  isolation: isolate;
  height: 390px;
  overflow: hidden;
  background-color: var(--cell-dark);
  background-image:
    radial-gradient(circle at 73% 38%, rgba(29, 75, 57, 0.26), transparent 47%),
    radial-gradient(circle at 16% 32%, rgba(18, 57, 45, 0.15), transparent 42%);
  background-size: 100% 100%, 100% 100%;
  color: var(--cell-paper-light);
}

.cell-hero::after {
  position: absolute;
  right: -4%;
  bottom: -14px;
  left: -4%;
  z-index: 8;
  height: 34px;
  border-radius: 48% 52% 0 0 / 100% 100% 0 0;
  background-color: var(--cell-paper);
  content: "";
  transform: rotate(-0.65deg);
}

.cell-hero-inner {
  position: relative;
}

.cell-hero-art {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.cell-hero-art::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(2, 24, 21, 0.98) 0%, rgba(2, 24, 21, 0.82) 33%, rgba(2, 24, 21, 0.26) 53%, rgba(2, 24, 21, 0) 70%);
  content: "";
}

.cell-hero-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 51%;
}

.cell-hero-copy {
  position: absolute;
  top: 48%;
  left: 0;
  z-index: 4;
  width: min(46%, 370px);
  text-align: left;
  transform: translateY(-50%);
}

.cell-hero-copy .cell-kicker {
  margin-bottom: 15px;
}

.cell-hero h1 {
  color: var(--cell-paper-light);
  font-family: var(--cell-display);
  font-size: clamp(42px, 4.15vw, 62px);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
  text-transform: uppercase;
}

.cell-hero h1 span {
  display: block;
}

.cell-hero-promise {
  margin-top: 12px !important;
  color: var(--cell-gold-light);
  font-family: var(--cell-serif);
  font-size: clamp(27px, 2.45vw, 37px);
  line-height: 1.02;
}

.cell-hero-promise em {
  font-weight: 400;
}

.cell-lede {
  margin-top: 13px !important;
  color: rgba(238, 227, 212, 0.9);
  font-size: clamp(11px, 0.9vw, 14px);
  line-height: 1.45;
}

.cell-actions {
  display: flex;
  justify-content: flex-start;
  gap: 10px;
  margin-top: 18px;
}

.cell-button {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border: 1px solid var(--cell-gold);
  color: inherit;
  font-family: var(--cell-mono);
  font-size: clamp(7px, 0.6vw, 9px);
  letter-spacing: 0.025em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

.cell-button-gold {
  background: var(--cell-gold);
  color: var(--cell-dark-deep);
}

.cell-button-outline {
  gap: 6px;
  color: var(--cell-gold-light);
}

.cell-button-icon {
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
}

.cell-proof,
.cell-gates-section,
.cell-mechanisms {
  position: relative;
  overflow: hidden;
  background-color: var(--cell-paper);
  background-image:
    radial-gradient(circle at 18% 18%, rgba(255, 255, 255, 0.38), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(115, 79, 36, 0.035));
  background-size: 100% 100%, 100% 100%;
}

.cell-proof {
  height: 245px;
  padding: 22px 0 14px;
}

.cell-proof-heading {
  display: grid;
  height: 30px;
  grid-template-columns: 1fr;
  align-items: end;
}

.cell-proof-heading .cell-kicker,
.cell-section-heading .cell-kicker {
  margin-bottom: 0;
}

.cell-proof-heading h2,
.cell-section-heading h2 {
  color: var(--cell-ink);
  font-family: var(--cell-display);
  font-size: clamp(27px, 2.25vw, 36px);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}

.cell-workflow {
  display: grid;
  height: 176px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 3px 0 0;
  list-style: none;
}

.cell-workflow li {
  position: relative;
  min-width: 0;
  text-align: center;
}

.cell-workflow li:not(:last-child)::after {
  position: absolute;
  top: 61px;
  right: -12px;
  z-index: 3;
  color: var(--cell-gold);
  content: "⟶";
  font-family: var(--cell-serif);
  font-size: 26px;
  font-weight: 400;
}

.cell-workflow-art {
  position: relative;
  display: grid;
  width: 100%;
  height: clamp(88px, 7.1vw, 108px);
  place-items: center;
}

.cell-workflow-art img {
  position: absolute;
  inset: 0 5%;
  width: 90%;
  height: 100%;
  object-fit: contain;
  filter: sepia(0.12) saturate(0.75) contrast(0.94);
}

.cell-workflow-art .cell-workflow-microfluidic {
  inset: 0;
  width: 100%;
  object-fit: cover;
  object-position: center 51%;
  mix-blend-mode: multiply;
  filter: none;
}

.cell-workflow h3 {
  margin-top: 3px;
  font-family: var(--cell-mono);
  font-size: clamp(9px, 0.76vw, 11px);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.cell-workflow p {
  margin-top: 5px;
  color: var(--cell-muted);
  font-size: clamp(8px, 0.64vw, 10px);
  line-height: 1.35;
}

.cell-gates-section {
  height: 336px;
  padding: 16px 0 18px;
  border-top: 1px solid rgba(120, 82, 39, 0.22);
  background-color: var(--cell-paper-light);
}

.cell-section-heading {
  display: flex;
  height: 32px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cell-research-label {
  display: inline-block;
  margin-bottom: 1px;
  padding: 7px 10px 6px;
  border: 1px solid rgba(140, 81, 56, 0.65);
  color: var(--cell-rust);
  font-family: var(--cell-mono);
  font-size: clamp(8px, 0.66vw, 10px);
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.cell-gate-grid,
.cell-mechanism-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(8px, 1.15vw, 16px);
}

.cell-gate-grid article {
  display: grid;
  height: 270px;
  min-width: 0;
  grid-template-rows: 42px 107px minmax(0, 1fr) auto;
  padding: 10px 12px 9px;
  border: 1px solid var(--cell-line);
  background: rgba(255, 249, 239, 0.14);
}

.cell-gate-grid header {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 9px;
}

.cell-gate-number {
  font-family: var(--cell-serif);
  font-size: clamp(29px, 2.7vw, 41px);
  line-height: 0.88;
}

.cell-gate-grid h3,
.cell-mechanism-grid h3,
.cell-principle-grid h3 {
  color: var(--cell-ink);
  font-family: var(--cell-mono);
  font-size: clamp(8px, 0.68vw, 10px);
  font-weight: 400;
  letter-spacing: 0.025em;
  line-height: 1.2;
  text-transform: uppercase;
}

.cell-gate-grid h3::before {
  color: var(--cell-gold);
  content: "/ ";
}

.cell-gate-art {
  position: relative;
  display: grid;
  min-width: 0;
  place-items: center;
}

.cell-gate-art img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: sepia(0.08) saturate(0.86) contrast(0.96);
}

.cell-gate-grid article > p {
  color: var(--cell-ink);
  font-size: clamp(8.2px, 0.67vw, 10.5px);
  line-height: 1.34;
}

.cell-evidence-line {
  padding-top: 6px;
  border-top: 1px solid rgba(120, 82, 39, 0.25);
}

.cell-evidence-line strong {
  font-family: var(--cell-mono);
  font-size: 0.93em;
  font-weight: 400;
  text-transform: uppercase;
}

.cell-principles {
  position: relative;
  height: 148px;
  overflow: hidden;
  padding: 13px 0 11px;
  background-color: var(--cell-dark);
  background-image: radial-gradient(ellipse at 50% 50%, rgba(34, 94, 70, 0.2), transparent 72%);
  background-size: 100% 100%;
  color: var(--cell-paper-light);
}

.cell-principles::before,
.cell-principles::after {
  position: absolute;
  top: 7px;
  width: 110px;
  height: 136px;
  background: radial-gradient(ellipse at center, rgba(200,149,63,0.18), transparent 70%);
  content: "";
}

.cell-principles::before { left: -35px; transform: rotate(-22deg); }
.cell-principles::after { right: -35px; transform: rotate(22deg); }

.cell-principles h2 {
  position: relative;
  z-index: 1;
  color: var(--cell-paper-light);
  font-family: var(--cell-serif);
  font-size: clamp(28px, 2.5vw, 38px);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1;
  text-align: center;
}

.cell-principle-grid {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(76%, 1040px);
  height: 81px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 7px auto 0;
  padding: 0;
  list-style: none;
}

.cell-principle-grid li {
  display: grid;
  min-width: 0;
  grid-template-columns: 62px 1fr;
  align-items: center;
  gap: 9px;
  padding: 0 13px;
  border-left: 1px solid var(--cell-light-line);
}

.cell-principle-grid li:last-child {
  border-right: 1px solid var(--cell-light-line);
}

.cell-principle-art {
  position: relative;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
}

.cell-principle-art img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.cell-principle-grid h3 {
  color: var(--cell-paper-light);
}

.cell-principle-grid p {
  margin-top: 5px;
  color: rgba(238, 227, 212, 0.78);
  font-size: clamp(7.5px, 0.6vw, 9px);
  line-height: 1.3;
}

.cell-mechanisms {
  height: 270px;
  padding: 15px 0 17px;
}

.cell-mechanisms .cell-section-heading {
  height: 32px;
}

.cell-mechanism-grid article {
  display: grid;
  height: 206px;
  min-width: 0;
  grid-template-rows: 25px 79px auto auto;
  padding: 10px 12px 8px;
  border: 1px solid var(--cell-line);
  background: rgba(255, 249, 239, 0.12);
}

.cell-mechanism-grid h3 {
  text-align: center;
}

.cell-mechanism-art {
  position: relative;
  display: grid;
  min-width: 0;
  place-items: center;
}

.cell-mechanism-art img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: sepia(0.08) saturate(0.86) contrast(0.96);
}

.cell-mechanism-grid article > p {
  color: var(--cell-ink);
  font-size: clamp(7.8px, 0.63vw, 9.8px);
  line-height: 1.3;
}

.cell-mechanism-grid .cell-focus {
  margin-top: 5px;
}

.cell-footer {
  height: 86px;
  overflow: visible;
  border-top: 1px solid rgba(222, 179, 93, 0.52);
  background-color: var(--cell-dark);
  color: var(--cell-paper-light);
}

.cell-footer-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cell-footer .cell-brand {
  font-size: 12px;
}

.cell-footer p {
  margin-top: 5px;
  max-width: 280px;
  color: var(--cell-gold);
  font-family: var(--cell-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  line-height: 1.25;
  text-transform: uppercase;
}

.cell-footer nav a {
  font-size: 10px;
}

.cell-footer-seedling {
  position: absolute;
  bottom: 0;
  left: 47%;
  width: 58px;
  height: 86px;
  object-fit: contain;
  filter: drop-shadow(0 6px 8px rgba(0,0,0,0.25));
  transform: translateX(-50%);
}

/*
 * Above the compact breakpoint, preserve the 819-unit desktop composition
 * and scale it uniformly with the viewport so card ratios, type, spacing,
 * and illustration detail cannot drift independently.
 */
@media (min-width: 721px) {
  .cellular-page {
    width: 819px;
    zoom: calc(100vw / 819px);
  }

  .cell-kicker { font-size: 9px; }
  .cell-nav,
  .cell-footer nav { gap: 29px; }
  .cell-hero h1 { font-size: 42px; }
  .cell-hero-promise { font-size: 27px; }
  .cell-lede { font-size: 11px; }
  .cell-button { font-size: 7px; }
  .cell-proof-heading h2,
  .cell-section-heading h2 { font-size: 27px; }
  .cell-workflow-art { height: 88px; }
  .cell-workflow h3 { font-size: 9px; }
  .cell-workflow p { font-size: 8px; }
  .cell-research-label { font-size: 8px; }
  .cell-gate-grid,
  .cell-mechanism-grid { gap: 9px; }
  .cell-gate-number { font-size: 29px; }
  .cell-gate-grid h3,
  .cell-mechanism-grid h3,
  .cell-principle-grid h3 { font-size: 8px; }
  .cell-gate-grid article > p { font-size: 8.2px; }
  .cell-principles h2 { font-size: 28px; }
  .cell-principle-grid p { font-size: 7.5px; }
  .cell-mechanism-grid article > p { font-size: 7.8px; }
}

@media (max-width: 720px) {
  .cell-header {
    height: 58px;
  }

  .cell-nav {
    gap: 15px;
  }

  .cell-hero,
  .cell-proof,
  .cell-gates-section,
  .cell-principles,
  .cell-mechanisms,
  .cell-footer {
    height: auto;
    overflow: hidden;
  }

  .cell-hero {
    min-height: 0;
    padding: 42px 0 292px;
  }

  .cell-hero-art {
    top: auto;
    bottom: 0;
    height: 270px;
  }

  .cell-hero-art::after {
    background: linear-gradient(180deg, var(--cell-dark) 0%, rgba(2, 24, 21, 0.58) 24%, rgba(2, 24, 21, 0) 64%);
  }

  .cell-hero-art img {
    object-position: 70% 50%;
  }

  .cell-hero-copy {
    position: relative;
    inset: auto;
    width: 100%;
    text-align: left;
    transform: none;
  }

  .cell-actions {
    justify-content: flex-start;
  }

  .cell-hero h1 {
    font-size: clamp(43px, 12vw, 67px);
  }

  .cell-proof,
  .cell-gates-section,
  .cell-mechanisms {
    padding: 44px 0;
  }

  .cell-proof-heading,
  .cell-section-heading {
    display: grid;
    height: auto;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .cell-workflow {
    height: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 35px 0;
    margin-top: 30px;
  }

  .cell-workflow li:nth-child(2)::after {
    content: none;
  }

  .cell-workflow-art {
    height: 130px;
  }

  .cell-workflow-art .cell-workflow-microfluidic {
    object-fit: contain;
  }

  .cell-gate-grid,
  .cell-mechanism-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 28px;
  }

  .cell-gate-grid article {
    height: 330px;
    grid-template-rows: 48px 135px minmax(0, 1fr) auto;
  }

  .cell-mechanism-grid article {
    height: 250px;
    grid-template-rows: 30px 105px auto auto;
  }

  .cell-gate-grid article > p,
  .cell-mechanism-grid article > p {
    font-size: 10px;
  }

  .cell-principles {
    padding: 34px 0;
  }

  .cell-principle-grid {
    width: 100%;
    height: auto;
    grid-template-columns: 1fr;
    margin-top: 24px;
  }

  .cell-principle-grid li,
  .cell-principle-grid li:last-child {
    min-height: 90px;
    border-right: 1px solid var(--cell-light-line);
    border-bottom: 1px solid var(--cell-light-line);
  }

  .cell-footer {
    padding: 20px 0;
  }

  .cell-footer-inner {
    min-height: 70px;
  }
}

@media (max-width: 500px) {
  .cell-brand {
    font-size: 11px;
  }

  .cell-nav a:nth-child(2) {
    display: none;
  }

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

  .cell-workflow,
  .cell-gate-grid,
  .cell-mechanism-grid {
    grid-template-columns: 1fr;
  }

  .cell-workflow li::after {
    content: none !important;
  }

  .cell-research-label {
    white-space: normal;
  }

  .cell-footer-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }

  .cell-footer-seedling {
    right: 0;
    left: auto;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cellular-page *,
  .cellular-page *::before,
  .cellular-page *::after {
    scroll-behavior: auto !important;
  }
}