:root {
  color-scheme: light;
  --color-bg: oklch(0.97 0.006 95);
  --color-surface: oklch(0.935 0.014 88);
  --color-surface-strong: oklch(0.89 0.018 82);
  --color-ink: oklch(0.18 0.012 70);
  --color-muted: oklch(0.39 0.018 72);
  --color-line: oklch(0.78 0.018 82);
  --color-accent: oklch(0.58 0.16 205);
  --color-accent-dark: oklch(0.42 0.13 205);
  --color-accent-ink: oklch(0.98 0.004 95);
  --radius-card: 8px;
  --radius-control: 999px;
  --content-width: 1320px;
  --content-pad: clamp(18px, 4vw, 56px);
  --content-left: max(var(--content-pad), calc((100vw - var(--content-width)) / 2));
  --content-right: max(var(--content-pad), calc((100vw - var(--content-width)) / 2));
  --inset: clamp(18px, 4vw, 74px);
  --font-sans: "Segoe UI", "Arial", sans-serif;
  --z-sticky: 20;
  --z-tooltip: 40;
  --shadow-panel: 0 18px 48px color-mix(in oklch, black 20%, transparent);
  --glass-dark: color-mix(in oklch, var(--color-ink) 76%, transparent);
  --glass-line: color-mix(in oklch, var(--color-accent-ink) 22%, transparent);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.45;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: manual;
  overflow-x: clip;
}

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

a {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(16px, 3vw, 40px);
  min-height: 72px;
  padding: 12px var(--content-right) 12px var(--content-left);
  background: color-mix(in oklch, var(--color-bg) 92%, transparent);
  border-bottom: 1px solid color-mix(in oklch, var(--color-line) 75%, transparent);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 780;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 8px solid var(--color-ink);
  box-shadow: inset 0 0 0 4px var(--color-accent);
}

.primary-nav {
  display: flex;
  justify-content: center;
  gap: clamp(12px, 2vw, 28px);
  font-size: 14px;
  color: var(--color-muted);
  white-space: nowrap;
}

.primary-nav a,
.footer-bottom a {
  text-decoration: none;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: var(--radius-control);
  background: var(--color-accent-dark);
  color: var(--color-accent-ink);
  font: inherit;
  font-weight: 760;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 180ms ease, background-color 180ms ease;
}

.button:hover {
  background: var(--color-accent);
}

.button:active {
  transform: translateY(1px) scale(0.99);
}

.button-small {
  min-height: 40px;
  padding-inline: 18px;
  font-size: 14px;
}

.landing-section {
  position: relative;
  isolation: isolate;
}

.slide-frame {
  position: relative;
  width: 100%;
  max-width: none;
  margin: 0 auto;
  min-height: calc(100dvh - 72px);
  overflow: hidden;
  isolation: isolate;
}

.section-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.section-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#work-stages .section-bg img {
  object-fit: cover;
  background: var(--color-surface);
}

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

h1,
h2 {
  max-width: 13ch;
  font-weight: 820;
  line-height: 0.96;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(44px, 7vw, 96px);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4.8vw, 72px);
}

h3 {
  margin-bottom: 8px;
  font-size: clamp(18px, 1.45vw, 24px);
  line-height: 1.1;
  letter-spacing: -0.015em;
}

p {
  color: var(--color-muted);
  text-wrap: pretty;
}

.hero-copy {
  position: absolute;
  left: var(--content-left);
  top: clamp(62px, 8vh, 96px);
  max-width: min(560px, 42vw);
}

.hero-copy h1 {
  max-width: 12ch;
  color: var(--color-accent-ink);
  font-size: clamp(42px, 5.2vw, 72px);
  text-shadow: 0 1px 2px color-mix(in oklch, black 32%, transparent);
}

.hero-copy p {
  max-width: 58ch;
  margin-bottom: 22px;
  font-size: clamp(17px, 1.35vw, 20px);
  color: color-mix(in oklch, var(--color-accent-ink) 88%, transparent);
  text-shadow: 0 1px 2px color-mix(in oklch, black 38%, transparent);
}

.hero-benefits {
  position: absolute;
  left: var(--content-left);
  right: var(--content-right);
  bottom: clamp(12px, 2.6vh, 28px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-benefits li {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  align-items: center;
  gap: clamp(8px, 0.9vw, 12px);
  min-height: clamp(138px, 7.6vw, 152px);
  padding: 12px 14px;
  border-radius: var(--radius-card);
  border: 1px solid color-mix(in oklch, var(--color-accent-ink) 34%, transparent);
  background: color-mix(in oklch, var(--color-bg) 72%, transparent);
  color: var(--color-ink);
  font-weight: 720;
  font-size: clamp(16px, 1vw, 18px);
  line-height: 1.2;
  text-align: center;
  box-shadow: 0 14px 34px color-mix(in oklch, black 14%, transparent);
  backdrop-filter: blur(12px);
}

.hero-benefits img {
  width: clamp(92px, 5.8vw, 112px);
  height: clamp(92px, 5.8vw, 112px);
  object-fit: contain;
}

.section-content {
  position: absolute;
  left: 50%;
  top: clamp(36px, 5vh, 52px);
  bottom: clamp(44px, 5.6vh, 68px);
  width: min(var(--content-width), calc(100% - (var(--content-pad) * 2)));
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.8fr);
  gap: clamp(24px, 5vw, 82px);
  align-items: end;
  margin-bottom: clamp(18px, 2.4vh, 28px);
}

.section-heading.compact {
  display: block;
  margin-bottom: 22px;
}

.section-heading h2 {
  max-width: 15ch;
  margin-bottom: 0;
  font-size: clamp(32px, 3.8vw, 54px);
}

#control-methods .section-heading h2,
#work-scope .section-heading h2,
#life-scenarios .section-heading h2,
#engineering-value .section-heading h2,
#faq .faq-content > h2 {
  color: var(--color-accent-ink);
  text-shadow: 0 1px 2px color-mix(in oklch, black 42%, transparent);
}

.section-heading p {
  max-width: 60ch;
  margin-bottom: 0;
  font-size: clamp(16px, 1.1vw, 18px);
}

#work-scope .section-heading {
  grid-template-columns: minmax(700px, 1.35fr) minmax(420px, 0.8fr);
  align-items: center;
  gap: clamp(28px, 4vw, 72px);
}

#work-scope .section-heading h2 {
  max-width: 23ch;
  font-size: clamp(34px, 3.25vw, 62px);
}

#work-scope .section-heading p {
  justify-self: end;
  max-width: 48ch;
  color: var(--color-accent-ink);
  font-weight: 650;
  line-height: 1.48;
  text-shadow: 0 2px 5px color-mix(in oklch, black 62%, transparent);
}

.cards-grid {
  display: grid;
  gap: clamp(12px, 1.2vw, 18px);
}

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

.cards-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card,
.image-card,
.control-card,
.case-card,
.designer-note,
details,
.contact-form,
.map-card {
  border: 1px solid color-mix(in oklch, var(--color-line) 72%, transparent);
  border-radius: var(--radius-card);
  background: var(--color-bg);
}

.feature-card,
.image-card,
.control-card {
  overflow: hidden;
  box-shadow: 0 16px 38px color-mix(in oklch, black 13%, transparent);
}

.feature-card img,
.image-card img {
  width: 100%;
  height: 128px;
  object-fit: cover;
  background: var(--color-surface);
}

.image-card img {
  height: 142px;
}

.feature-card h3,
.feature-card p,
.image-card h3,
.image-card p,
.control-card h3,
.control-card p {
  margin-left: clamp(14px, 1.4vw, 22px);
  margin-right: clamp(14px, 1.4vw, 22px);
}

.feature-card h3,
.image-card h3,
.control-card h3 {
  margin-top: 10px;
}

.feature-card p,
.image-card p,
.control-card p {
  margin-bottom: 12px;
  font-size: clamp(13px, 0.98vw, 15px);
  line-height: 1.28;
}

.scenario-grid {
  margin-bottom: 0;
}

.secondary-cta {
  align-self: flex-start;
}

.section-heading.compact.scenario-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(18px, 4vw, 72px);
}

.scenario-heading .button {
  justify-self: end;
}

.compact-frame {
  min-height: calc(100dvh - 72px);
}

.control-grid {
  align-items: stretch;
}

.control-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  min-height: clamp(320px, 22vw, 380px);
  padding: clamp(18px, 2vw, 30px);
}

.control-card img {
  width: clamp(142px, 9vw, 168px);
  height: clamp(142px, 9vw, 168px);
  object-fit: contain;
  margin: 0 auto clamp(20px, 2vw, 30px);
}

.control-card h3,
.control-card p {
  margin-left: 0;
  margin-right: 0;
}

.split-copy,
.cases-copy,
.designers-copy {
  position: absolute;
  top: clamp(44px, 6vh, 76px);
  bottom: clamp(36px, 5vh, 64px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--color-accent-ink);
  text-shadow: 0 1px 2px color-mix(in oklch, black 38%, transparent);
}

.split-copy.right {
  right: var(--content-right);
  width: min(760px, 46vw);
}

#equipment .split-copy.right {
  left: max(620px, calc(var(--content-left) + 470px));
  right: var(--content-right);
  width: auto;
}

.split-copy h2,
.cases-copy h2,
.designers-copy h2 {
  max-width: 15ch;
  color: var(--color-accent-ink);
  font-size: clamp(34px, 3.8vw, 56px);
}

.split-copy p,
.cases-copy > p,
.designers-copy > p {
  max-width: 60ch;
  font-size: clamp(15px, 1.05vw, 18px);
  color: color-mix(in oklch, var(--color-accent-ink) 86%, transparent);
}

.rows-list {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.rows-list article {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 16px;
  align-items: start;
  padding: 8px 0;
  border-top: 1px solid color-mix(in oklch, var(--color-accent-ink) 32%, transparent);
}

.rows-list img {
  width: 58px;
  height: 58px;
  object-fit: contain;
}

.rows-list h3,
.rows-list p {
  margin-bottom: 0;
}

.rows-list p {
  font-size: 13px;
  line-height: 1.32;
  color: color-mix(in oklch, var(--color-accent-ink) 82%, transparent);
}

.cases-copy {
  left: var(--content-left);
  width: min(820px, 52vw);
}

.case-card {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 22px;
  padding: 16px;
  margin: 16px 0 14px;
  color: var(--color-accent-ink);
  border-color: var(--glass-line);
  background: var(--glass-dark);
  box-shadow: var(--shadow-panel);
  text-shadow: 0 1px 2px color-mix(in oklch, black 32%, transparent);
  backdrop-filter: blur(16px);
}

.case-card img {
  width: 220px;
  height: 174px;
  object-fit: cover;
  border-radius: calc(var(--radius-card) - 1px);
  background: var(--color-surface);
}

.case-card h3 {
  color: var(--color-accent-ink);
  font-size: clamp(24px, 1.55vw, 32px);
  line-height: 1.05;
}

.case-card p {
  margin-bottom: 10px;
  color: color-mix(in oklch, var(--color-accent-ink) 88%, transparent);
  font-size: clamp(16px, 1vw, 19px);
  line-height: 1.42;
}

.designer-note {
  padding: 18px 22px;
  color: var(--color-accent-ink);
  border-color: var(--glass-line);
  background: color-mix(in oklch, var(--color-ink) 70%, transparent);
  box-shadow: 0 12px 34px color-mix(in oklch, black 15%, transparent);
  text-shadow: 0 1px 2px color-mix(in oklch, black 30%, transparent);
  backdrop-filter: blur(14px);
}

.designer-note h3 {
  color: var(--color-accent-ink);
  font-size: clamp(22px, 1.5vw, 30px);
}

.designer-note ul {
  columns: 2;
  column-gap: 34px;
  padding-left: 0;
  margin: 0;
  color: color-mix(in oklch, var(--color-accent-ink) 88%, transparent);
  font-size: clamp(15px, 0.9vw, 17px);
  line-height: 1.42;
  list-style: none;
}

.designer-note li {
  position: relative;
  break-inside: avoid;
  padding-left: 18px;
  margin-bottom: 7px;
}

.designer-note li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--color-accent);
}

.process-title {
  position: absolute;
  top: clamp(44px, 6vh, 72px);
  left: var(--content-left);
}

.process-title h2 {
  color: var(--color-ink);
  text-shadow: none;
}

.process-map {
  position: absolute;
  inset: 0;
}

.stage-hotspot {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: 132px;
  height: 132px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 50%;
  background: transparent;
  transform: translate(-50%, -50%);
  cursor: pointer;
}

.stage-hotspot img {
  display: none;
}

.stage-tooltip {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 14px);
  z-index: var(--z-tooltip);
  width: min(300px, 26vw);
  padding: 14px 16px;
  border-radius: var(--radius-card);
  background: var(--color-ink);
  color: var(--color-accent-ink);
  text-align: left;
  opacity: 0;
  transform: translate(-50%, 8px);
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.stage-tooltip strong,
.stage-tooltip span {
  display: block;
}

.stage-tooltip span {
  margin-top: 5px;
  color: color-mix(in oklch, var(--color-accent-ink) 82%, transparent);
  font-size: 14px;
  line-height: 1.35;
}

.stage-hotspot:hover .stage-tooltip,
.stage-hotspot:focus-visible .stage-tooltip {
  opacity: 1;
  transform: translate(-50%, 0);
}

.stage-hotspot:hover,
.stage-hotspot:focus-visible {
  border-color: transparent;
  background: transparent;
}

.mobile-timeline {
  display: none;
}

.designers-copy {
  left: var(--content-left);
  width: min(940px, 54vw);
}

.compact-list article {
  grid-template-columns: 58px 1fr;
  padding: 9px 0;
}

.compact-list p {
  color: var(--color-accent-ink);
  font-weight: 650;
}

.faq-frame {
  min-height: 900px;
}

.faq-content {
  position: absolute;
  left: 50%;
  top: clamp(42px, 5vh, 72px);
  bottom: clamp(36px, 5vh, 64px);
  width: min(var(--content-width), calc(100% - (var(--content-pad) * 2)));
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: minmax(220px, 0.6fr) minmax(320px, 1.1fr);
  gap: clamp(28px, 6vw, 96px);
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 8px;
}

#equipment .split-copy,
#designers .designers-copy {
  color: var(--color-ink);
  text-shadow: none;
}

#equipment .split-copy,
#designers .designers-copy {
  top: clamp(34px, 5vh, 56px);
  bottom: clamp(54px, 7vh, 88px);
}

#equipment .split-copy h2,
#designers .designers-copy h2 {
  color: var(--color-ink);
  max-width: 17ch;
  font-size: clamp(36px, 3.15vw, 58px);
}

#equipment .split-copy h2 {
  max-width: 26ch;
  font-size: clamp(32px, 2.45vw, 52px);
}

#designers .designers-copy h2 {
  max-width: min(900px, 54vw);
  font-size: clamp(36px, 2.25vw, 42px);
  line-height: 0.98;
}

#equipment .split-copy p,
#equipment .rows-list p {
  color: var(--color-muted);
}

#equipment .rows-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 34px;
  max-width: 1000px;
}

#equipment .rows-list article:first-child {
  grid-column: 1 / -1;
  max-width: 760px;
}

#equipment .rows-list article,
#designers .rows-list article {
  border-top-color: color-mix(in oklch, var(--color-line) 72%, transparent);
}

#equipment .rows-list {
  gap: 16px 34px;
  margin-top: 18px;
}

#designers .rows-list {
  gap: 10px;
  margin-top: 18px;
}

#equipment .rows-list article,
#designers .rows-list article {
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0 0;
}

#equipment .rows-list img,
#designers .rows-list img {
  width: 56px;
  height: 56px;
}

#equipment .rows-list h3,
#designers .rows-list h3 {
  font-size: clamp(18px, 1vw, 21px);
}

#equipment .rows-list p,
#designers .rows-list p {
  font-size: clamp(14px, 0.86vw, 16px);
  line-height: 1.34;
}

#designers .compact-list p {
  color: var(--color-ink);
  font-size: clamp(16px, 0.98vw, 18px);
  line-height: 1.35;
}

#designers .compact-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 1.6vw, 22px) clamp(22px, 2.4vw, 42px);
  max-width: 900px;
}

#designers .compact-list article:last-child {
  grid-column: 1 / -1;
  max-width: 650px;
}

#designers .button {
  align-self: flex-start;
  margin-top: 24px;
}

#designers .compact-list article {
  grid-template-columns: clamp(108px, 6.6vw, 126px) minmax(0, 1fr);
  align-items: center;
  min-height: clamp(108px, 6.6vw, 126px);
  padding: 0;
  border-top: 0;
}

#designers .compact-list img {
  width: clamp(108px, 6.6vw, 126px);
  height: clamp(108px, 6.6vw, 126px);
}

#designers .compact-list p {
  font-size: clamp(17px, 1.02vw, 20px);
  line-height: 1.22;
  font-weight: 760;
}

#engineering-value .feature-card {
  border-color: var(--glass-line);
  background: var(--glass-dark);
  color: var(--color-accent-ink);
  box-shadow: var(--shadow-panel);
  backdrop-filter: blur(14px);
}

#engineering-value .feature-card h3 {
  color: var(--color-accent-ink);
}

#engineering-value .feature-card p {
  color: color-mix(in oklch, var(--color-accent-ink) 84%, transparent);
}

details {
  padding: 13px 16px;
  background: color-mix(in oklch, var(--color-bg) 90%, transparent);
  box-shadow: 0 10px 28px color-mix(in oklch, black 9%, transparent);
  backdrop-filter: blur(10px);
}

summary {
  cursor: pointer;
  font-weight: 760;
  color: var(--color-ink);
  line-height: 1.28;
}

details p {
  margin: 12px 0 0;
}

.site-footer {
  padding: clamp(48px, 7vw, 94px) clamp(18px, 4vw, 56px) calc(24px + env(safe-area-inset-bottom));
  min-height: calc(100dvh - 72px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--color-ink);
  color: var(--color-accent-ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: 0.8fr 1fr 0.9fr;
  gap: clamp(22px, 4vw, 56px);
  max-width: var(--content-width);
  margin: 0 auto;
}

.footer-brand h2 {
  max-width: none;
  margin-bottom: 12px;
  color: var(--color-accent-ink);
}

.footer-brand p,
.footer-brand address,
.site-footer a {
  color: color-mix(in oklch, var(--color-accent-ink) 78%, transparent);
}

.footer-brand address {
  display: grid;
  gap: 10px;
  margin-top: 34px;
  font-style: normal;
}

.contact-form {
  display: grid;
  gap: 14px;
  padding: clamp(18px, 2.4vw, 32px);
  background: color-mix(in oklch, var(--color-accent-ink) 8%, transparent);
  border-color: color-mix(in oklch, var(--color-accent-ink) 18%, transparent);
}

.contact-form label {
  display: grid;
  gap: 7px;
  font-size: 14px;
  font-weight: 680;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border: 1px solid color-mix(in oklch, var(--color-accent-ink) 28%, transparent);
  border-radius: 10px;
  background: color-mix(in oklch, var(--color-accent-ink) 96%, transparent);
  color: var(--color-ink);
  font: inherit;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .consent {
  grid-template-columns: 18px 1fr;
  align-items: start;
  font-size: 12px;
  line-height: 1.35;
}

.contact-form .consent input {
  width: 18px;
  min-height: 18px;
  margin: 0;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--color-accent-ink);
}

.form-status.error {
  color: oklch(0.86 0.14 32);
}

.map-card {
  overflow: hidden;
  align-self: stretch;
  background: color-mix(in oklch, var(--color-accent-ink) 8%, transparent);
  border-color: color-mix(in oklch, var(--color-accent-ink) 18%, transparent);
}

.map-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: color-mix(in oklch, var(--color-accent-ink) 8%, transparent);
}

.map-card .button {
  margin: 16px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  max-width: var(--content-width);
  margin: 36px auto 0;
  padding-top: 22px;
  border-top: 1px solid color-mix(in oklch, var(--color-accent-ink) 18%, transparent);
  font-size: 14px;
}

.mobile-actions {
  display: none;
}

.reveal {
  opacity: 1;
}

.js .reveal {
  opacity: 1;
}

@media (max-width: 1180px) {
  .primary-nav {
    display: none;
  }

  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

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

  .hero-benefits li {
    grid-template-columns: 92px minmax(0, 1fr);
    min-height: 118px;
    font-size: 16px;
  }

  .hero-benefits img {
    width: 92px;
    height: 92px;
  }

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

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

  #work-scope .section-heading {
    grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.8fr);
  }

  #work-scope .section-heading h2 {
    max-width: 15ch;
  }

  #equipment .split-copy.right {
    left: auto;
    right: var(--content-right);
    width: min(560px, 46vw);
  }

  #equipment .split-copy h2 {
    max-width: 17ch;
    font-size: clamp(30px, 3.1vw, 42px);
  }

  #equipment .rows-list {
    grid-template-columns: 1fr;
    max-width: none;
  }

  #equipment .rows-list article:first-child {
    grid-column: auto;
    max-width: none;
  }

  #designers .compact-list article {
    grid-template-columns: 110px minmax(0, 1fr);
    min-height: 110px;
  }

  #designers .compact-list img {
    width: 110px;
    height: 110px;
  }
}

@media (max-width: 767px) {
  .site-header {
    min-height: 64px;
    padding: 10px 14px;
  }

  .brand span:last-child {
    max-width: 42vw;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .button-small {
    padding-inline: 14px;
  }

  .button {
    max-width: 100%;
    white-space: normal;
    text-align: center;
  }

  .site-header .button-small {
    display: none;
  }

  .landing-section {
    padding: 0;
  }

  .slide-frame {
    width: 100%;
    min-height: 0;
    aspect-ratio: auto;
    overflow: visible;
    padding: clamp(42px, 12vw, 64px) 18px calc(110px + env(safe-area-inset-bottom));
  }

  .section-bg {
    display: none;
  }

  h1 {
    font-size: clamp(42px, 13vw, 58px);
  }

  h2 {
    max-width: 12ch;
    font-size: clamp(34px, 10vw, 46px);
  }

  .hero-copy,
  .section-content,
  .split-copy,
  .split-copy.right,
  .cases-copy,
  .designers-copy,
  .faq-content,
  .process-title {
    position: static;
    width: auto;
    max-width: none;
    min-width: 0;
    inset: auto;
    transform: none;
  }

  .hero-copy p {
    max-width: none;
    font-size: 18px;
  }

  .hero-copy h1 {
    color: var(--color-ink);
    text-shadow: none;
  }

  .hero-copy p {
    color: var(--color-muted);
    text-shadow: none;
  }

  .split-copy,
  .cases-copy,
  .designers-copy {
    color: var(--color-ink);
    text-shadow: none;
  }

  .split-copy h2,
  .cases-copy h2,
  .designers-copy h2 {
    color: var(--color-ink);
    text-shadow: none;
  }

  .split-copy p,
  .cases-copy > p,
  .designers-copy > p {
    color: var(--color-muted);
    text-shadow: none;
  }

  .hero-benefits {
    position: static;
    grid-template-columns: 1fr;
    margin-top: 28px;
    padding-bottom: 20px;
  }

  .hero-benefits li {
    grid-template-columns: 64px minmax(0, 1fr);
    min-width: 0;
    min-height: 82px;
    padding: 10px 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    backdrop-filter: none;
    font-size: 16px;
  }

  .hero-benefits img {
    width: 64px;
    height: 64px;
  }

  .scenario-heading .button {
    justify-self: start;
    margin-top: 16px;
  }

  .section-heading,
  .faq-content {
    display: block;
  }

  .section-heading h2,
  .section-heading p {
    max-width: none;
  }

  #control-methods .section-heading h2,
  #work-scope .section-heading h2,
  #life-scenarios .section-heading h2,
  #engineering-value .section-heading h2,
  #faq .faq-content > h2 {
    color: var(--color-ink);
    text-shadow: none;
  }

  .cards-grid.six,
  .cards-grid.four {
    grid-template-columns: 1fr;
  }

  #designers .compact-list {
    grid-template-columns: 1fr;
  }

  #designers .compact-list article:last-child {
    grid-column: auto;
  }

  #designers .compact-list article {
    grid-template-columns: 84px minmax(0, 1fr);
    min-height: 84px;
  }

  #designers .compact-list img {
    width: 84px;
    height: 84px;
  }

  .scenario-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
  }

  .scenario-grid .image-card {
    min-width: min(82vw, 340px);
    scroll-snap-align: start;
  }

  .case-card {
    grid-template-columns: 1fr;
  }

  .case-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
  }

  .designer-note ul {
    columns: 1;
  }

  .process-map {
    display: none;
  }

  .mobile-timeline {
    display: grid;
    gap: 14px;
    padding-left: 24px;
    margin: 28px 0 0;
  }

  .mobile-timeline li {
    padding-left: 8px;
  }

  .mobile-timeline strong,
  .mobile-timeline span {
    display: block;
  }

  .mobile-timeline span {
    margin-top: 4px;
    color: var(--color-muted);
  }

  .faq-list {
    margin-top: 22px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .site-footer {
    padding-bottom: 88px;
  }

  .mobile-actions {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom));
    z-index: var(--z-sticky);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    padding: 6px;
    border-radius: 16px;
    background: var(--color-ink);
    box-shadow: 0 4px 14px color-mix(in oklch, black 20%, transparent);
  }

  .mobile-actions a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    border-radius: var(--radius-control);
    background: var(--color-accent-dark);
    color: var(--color-accent-ink);
    font-size: 12px;
    font-weight: 760;
    text-align: center;
    text-decoration: none;
  }
}

.legal-page,
.not-found-page {
  min-height: 100dvh;
  padding: clamp(16px, 5vw, 64px);
  display: grid;
  place-items: center;
  position: relative;
  background: var(--color-ink);
  overflow-x: clip;
}

.legal-content {
  width: min(860px, 100%);
  max-width: 100%;
  padding: clamp(24px, 5vw, 64px);
  border-radius: var(--radius-card);
  border: 1px solid color-mix(in oklch, var(--color-accent-ink) 16%, transparent);
  background: color-mix(in oklch, var(--color-surface) 96%, white);
  box-shadow: var(--shadow-panel);
}

.legal-content h1 {
  max-width: 12ch;
  font-size: clamp(40px, 5vw, 76px);
}

.not-found-card {
  width: min(1120px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.8fr);
  gap: clamp(24px, 5vw, 74px);
  align-items: center;
  padding: clamp(24px, 5vw, 64px);
  border-radius: var(--radius-card);
  border: 1px solid color-mix(in oklch, var(--color-accent-ink) 16%, transparent);
  background: color-mix(in oklch, var(--color-surface) 96%, white);
  box-shadow: var(--shadow-panel);
}

.not-found-card h1 {
  font-size: clamp(42px, 5.6vw, 78px);
}

.not-found-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: var(--radius-card);
  background: color-mix(in oklch, white 86%, var(--color-surface));
}

.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button-alt {
  background: var(--color-ink);
}

@media (max-width: 767px) {
  .not-found-card {
    grid-template-columns: 1fr;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }

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