/* Actucept Lab — an unbuilt machine is still a useful question. */
:root {
  color-scheme: dark light;
  --bg: #151713;
  --surface: #1b1e19;
  --surface-hover: #20241e;
  --text: #eeeFE7;
  --muted: #b1b6a9;
  --faint: #8d9585;
  --line: #3a4034;
  --grid: #272d23;
  --accent: #f47b50;
  --accent-hover: #ff9b77;
  --orange-panel: #f47b50;
  --ink: #191c15;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --gutter: clamp(22px, 4.5vw, 76px);
}
@media (prefers-color-scheme: light) {
  :root { --bg: #f1f0e8; --surface: #e8e8de; --surface-hover: #e0e2d6; --text: #24291f; --muted: #535d49; --faint: #58634d; --line: #b7bdab; --grid: #d5d9ca; --accent: #ac3b18; --accent-hover: #862a0d; }
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 30px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
::selection { color: var(--bg); background: var(--accent); }
a { color: inherit; text-decoration: none; text-underline-offset: 5px; }
button { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }
figure, p, h1, h2, h3, dl { margin: 0; }
button[hidden], [hidden] { display: none !important; }
.container { width: min(100% - var(--gutter) * 2, 1328px); margin-inline: auto; }
.mono, .eyebrow { font-family: var(--mono); font-size: 11px; font-weight: 400; letter-spacing: .045em; line-height: 1.5; }
.eyebrow { color: var(--accent); text-transform: uppercase; }
.accent { color: var(--accent); }
.text-muted { color: var(--muted); }
.skip-link { position: fixed; z-index: 10; top: 12px; left: 16px; padding: 10px 18px; background: var(--text); color: var(--bg); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.site-header { border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 30px; min-height: 100px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font-size: 24px; font-weight: 650; letter-spacing: -1.1px; line-height: 1; white-space: nowrap; }
.wordmark svg { color: var(--accent); flex-shrink: 0; }
.wordmark-light { font-weight: 400; }
.wordmark-period { color: var(--accent); }
.header-inner > nav { display: flex; gap: clamp(20px, 2.6vw, 40px); margin-left: auto; align-items: center; }
.header-inner > nav a { font-size: 12px; padding-block: 14px; transition: color .15s; }
.nav-number { color: var(--faint); font-family: var(--mono); font-size: 9px; vertical-align: top; margin-right: 5px; }
.header-inner > nav a:hover, .header-inner > nav a[aria-current="location"], .footer-nav a:hover { color: var(--accent); }
.header-contact { border: 1px solid var(--line); font-size: 12px; padding: 10px 15px; margin-left: 10px; transition: border-color .15s, background .15s; }
.header-contact span { margin-left: 16px; color: var(--accent); }
.header-contact:hover { border-color: var(--accent); background: var(--surface); }
.hero-topline { display: flex; justify-content: space-between; color: var(--muted); padding-block: 27px; }
.hero-topline > span:first-child { display: flex; align-items: center; gap: 10px; }
.status-dot { width: 5px; height: 5px; border-radius: 50%; display: inline-block; flex-shrink: 0; background: var(--accent); }
.hero-coordinate { font-size: 10px; letter-spacing: .09em; }
.hero-coordinate > span { margin-left: 20px; color: var(--accent); }
.hero-grid { display: grid; grid-template-columns: 1.03fr 1fr; align-items: center; gap: 0; min-height: 584px; }
.hero-copy { position: relative; z-index: 1; padding-block: 35px 65px; }
.hero-copy > .eyebrow { margin-bottom: 28px; font-size: 10px; letter-spacing: .06em; }
h1 { font-size: clamp(64px, 6.75vw, 104px); font-weight: 500; line-height: .98; letter-spacing: -.065em; margin-left: -5px; }
.hero-mission { margin-top: 32px; font-size: clamp(17px, 1.45vw, 21px); letter-spacing: -.025em; }
.hero-description { color: var(--muted); max-width: 395px; font-size: 15px; line-height: 1.75; margin-top: 13px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 30px; background: var(--accent); color: var(--bg); padding: 14px 19px; margin-top: 30px; font-size: 12px; font-weight: 600; transition: background .15s, transform .15s; }
.button:hover { background: var(--accent-hover); transform: translateY(-2px); }
.button span { font-size: 17px; line-height: 1; }
.hero-footnote { display: block; margin-top: 21px; color: var(--faint); font-size: 10px; }
.hero-figure { min-width: 0; margin: -12px -15px 0 -25px; }
.hero-art { position: relative; isolation: isolate; }
.hero-drawing { width: 100%; }
#lidar-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: .8; }
.art-corner { position: absolute; width: 12px; height: 12px; border-color: var(--faint); border-style: solid; opacity: .6; }
.art-corner-tl { top: 6%; left: 4%; border-width: 1px 0 0 1px; }
.art-corner-br { bottom: 8%; right: 3%; border-width: 0 1px 1px 0; }
.art-caption { display: flex; justify-content: space-between; gap: 10px; margin: -5px 5% 28px; color: var(--faint); font-size: 9px; }
.hero-bottom { min-height: 65px; border-block: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--muted); }
.hero-bottom > p { display: flex; align-items: center; gap: 12px; font-size: 10px; }
.crosshair { color: var(--accent); font-size: 22px; font-weight: 300; }
.simulation-status { display: flex; align-items: center; gap: 12px; font-size: 9px; text-transform: uppercase; }
#sim-clock { min-width: 71px; color: var(--text); font-variant-numeric: tabular-nums; }
.motion-toggle { background: transparent; color: var(--muted); border: 1px solid var(--line); padding: 5px 8px; min-height: 28px; cursor: pointer; font-size: 9px; line-height: 1.3; }
.motion-toggle:hover { color: var(--text); border-color: var(--faint); }
.motion-toggle span { margin-left: 6px; color: var(--accent); }
.section { padding-top: 115px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 60px; margin-bottom: 45px; }
.section-index { margin-bottom: 22px; }
h2 { font-weight: 450; font-size: clamp(36px, 3.65vw, 55px); line-height: 1.1; letter-spacing: -.045em; }
.section-intro { font-size: 14px; line-height: 1.8; color: var(--muted); max-width: 400px; padding-bottom: 2px; }
.research-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.research-card { position: relative; background: var(--surface); padding: 25px 27px 0; display: flex; flex-direction: column; transition: background .2s; }
.research-card:hover { background: var(--surface-hover); }
.research-featured { grid-column: span 2; }
.card-top { display: flex; justify-content: space-between; gap: 10px; color: var(--faint); font-size: 9px; margin-bottom: 26px; }
.card-top > span:last-child { color: var(--accent); font-size: 14px; line-height: 1; }
.research-card h3 { font-size: 25px; font-weight: 450; line-height: 1.18; letter-spacing: -.035em; margin-bottom: 17px; }
.research-card p { font-size: 13px; line-height: 1.8; color: var(--muted); }
.featured-content { display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px; align-items: center; padding-bottom: 24px; }
.featured-content h3 { font-size: 33px; }
.research-card .research-question { margin-top: 20px; font-size: 11px; max-width: 340px; }
.research-question > span { color: var(--accent); margin-inline: 3px; }
.gripper-diagram { width: 220px; justify-self: end; padding: 0 5px; }
.gripper-diagram text { font-family: var(--mono); font-size: 8px; fill: var(--accent); }
.diagram-grid { stroke: var(--line); stroke-width: .7; }
.diagram-muted { stroke: var(--faint); stroke-width: 1; }
.diagram-line { stroke: var(--text); stroke-width: 1.4; }
.diagram-accent { stroke: var(--accent); stroke-width: 1; }
.diagram-accent-fill { fill: var(--accent); }
.card-bottom { display: flex; justify-content: space-between; gap: 5px; border-top: 1px solid var(--line); color: var(--faint); font-size: 8px; padding-block: 13px; margin-top: auto; }
.card-bottom > span:last-child { color: var(--accent); }
.research-meter { display: flex; align-items: center; gap: 8px; margin-block: auto 25px; padding-top: 25px; font-family: var(--mono); font-size: 10px; color: var(--faint); }
.research-meter i { height: 18px; flex: 1; border-left: 1px solid var(--line); }
.research-meter i:nth-child(3n) { height: 28px; border-color: var(--accent); }
.terrain-diagram { width: 100%; height: 55px; margin: 25px 0 20px; }
.runtime-diagram { display: flex; align-items: center; justify-content: space-between; gap: 5px; margin-block: 30px 22px; color: var(--faint); font-size: 10px; }
.runtime-chip { padding: 8px 14px; outline: 1px solid var(--accent); border: 3px solid var(--surface); background: var(--grid); color: var(--accent); }
.teaming-diagram { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin: 35px 0 26px; color: var(--faint); font-size: 9px; }
.teaming-branch { color: var(--text); padding-left: 13px; border-left: 1px solid var(--accent); }
.teaming-branch i { font-style: normal; color: var(--accent); padding-inline: 4px; }
.platform { border: 1px solid var(--line); min-width: 0; }
.platform-rover { display: grid; grid-template-columns: 1.4fr 1fr; }
.platform-figure { background: var(--surface); padding: 20px 22px 15px; display: flex; flex-direction: column; justify-content: space-between; }
.drawing-label, .platform-figure figcaption { color: var(--faint); display: flex; justify-content: space-between; gap: 10px; font-size: 8px; }
.platform-figure img { width: 100%; object-fit: contain; }
.platform-info { padding: 32px 35px; }
.platform-info > .eyebrow { font-size: 9px; }
.platform-info h3 { font-size: 45px; font-weight: 450; letter-spacing: -.045em; line-height: 1.15; margin: 11px 0 17px; }
.platform-info > p:not(.eyebrow, .platform-constraint) { color: var(--muted); font-size: 13px; max-width: 470px; line-height: 1.8; }
.spec-list { margin-top: 24px; font-family: var(--mono); font-size: 10px; }
.spec-list > div { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); padding: 10px 0; }
.spec-list dt { color: var(--faint); }
.spec-list dd { margin: 0; text-align: right; }
.platform-constraint { margin-top: 24px; color: var(--muted); font-size: 11px; line-height: 1.8; }
.platform-constraint > span { display: block; color: var(--accent); margin-bottom: 6px; font-size: 8px; }
.platform-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 24px; }
.platform-pair .platform-figure { border-bottom: 1px solid var(--line); }
.platform-pair .platform-figure img { max-height: 380px; }
.platform-pair .platform-info { padding: 30px 35px; }
.approach { margin-top: 115px; background: var(--surface); padding-block: 80px 48px; border-block: 1px solid var(--line); }
.pipeline-figure { margin-top: 55px; }
.pipeline-figure picture { display: block; }
.pipeline-figure img { width: 100%; }
.pipeline-figure figcaption { display: flex; gap: 12px; justify-content: space-between; color: var(--faint); font-size: 9px; margin-top: 12px; }
.pipeline-figure figcaption > span:last-child { text-transform: none; letter-spacing: 0; }
.approach-principle { display: flex; align-items: baseline; gap: 60px; border-top: 1px solid var(--line); margin-top: 42px; padding-top: 28px; }
.approach-principle > span { color: var(--accent); font-size: 9px; }
.approach-principle p { font-size: 20px; line-height: 1.5; letter-spacing: -.02em; }
.notes-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; }
.note { border-block: 1px solid var(--line); padding-top: 20px; }
.note summary { list-style: none; cursor: pointer; padding-bottom: 20px; }
.note summary::-webkit-details-marker { display: none; }
.note summary::marker { content: ""; }
.note-meta { color: var(--faint); display: flex; justify-content: space-between; gap: 10px; font-size: 8px; }
.note-meta > span { color: var(--accent); }
.note h3 { font-size: clamp(19px, 1.7vw, 25px); font-weight: 450; letter-spacing: -.03em; line-height: 1.3; margin-block: 30px 18px; transition: color .15s; }
.note summary:hover .note-action { color: var(--accent); }
.note-intro > p { color: var(--muted); font-size: 13px; line-height: 1.8; min-height: 70px; }
.note-action { display: flex; justify-content: space-between; align-items: center; margin-top: 28px; font-size: 9px; }
.note-plus { font-size: 22px; font-weight: 300; color: var(--accent); line-height: 1; }
.when-open { display: none; }
details[open] .when-open { display: inline; }
details[open] .when-closed { display: none; }
details[open] .note-plus { transform: rotate(45deg); }
.note-body { border-top: 1px dashed var(--line); padding: 20px 0 24px; color: var(--muted); font-size: 13px; line-height: 1.85; }
.note-body > p + p { margin-top: 16px; }
.note-status { font-size: 8px; color: var(--accent); }
.collaborate { background: var(--orange-panel); color: var(--ink); margin-top: 115px; }
.collaborate-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px; padding: 55px 50px 60px; }
.collaborate .eyebrow { color: var(--ink); font-size: 9px; margin-bottom: 35px; }
.collaborate h2 { font-size: clamp(36px, 3.5vw, 54px); }
.collaborate-copy { padding-top: 47px; }
.collaborate-copy > p { font-size: 13px; line-height: 1.85; max-width: 445px; }
.collaborate-copy > p + p { margin-top: 13px; }
.contact-link { display: flex; justify-content: space-between; align-items: baseline; gap: 15px; font-size: clamp(16px, 1.6vw, 24px); border-bottom: 1px solid #8a482e; padding-bottom: 13px; margin-top: 28px; letter-spacing: -.035em; }
.contact-link:hover { border-color: var(--ink); }
.contact-link:focus-visible, .collaborate a:focus-visible { outline-color: var(--ink); }
.contact-footnote { display: block; margin-top: 14px; font-size: 9px; letter-spacing: 0; }
.collaborate-baseline { display: flex; justify-content: space-between; gap: 10px; border-top: 1px solid #ad5534; padding: 15px 25px; font-size: 8px; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding-block: 42px; margin-top: 25px; }
.footer-wordmark { font-size: 20px; }
.footer-meta { display: flex; gap: 25px; color: var(--faint); font-size: 9px; }
.footer-nav { display: flex; gap: 30px; font-size: 9px; }
.footer-nav a { padding-block: 7px; }
.footer-nav span { color: var(--accent); margin-left: 8px; }
/* Lost signal, same system. */
.error-main { min-height: calc(100svh - 230px); display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; padding-block: 75px; }
.error-header .header-contact { margin-left: auto; }
.error-copy h1 { margin-top: 26px; font-size: clamp(58px, 6.5vw, 100px); }
.error-copy > p:not(.eyebrow) { margin-top: 25px; max-width: 390px; color: var(--muted); font-size: 15px; }
.error-copy .error-code { font-size: 11px; margin-top: 35px; }
.error-art { color: var(--accent); }
.error-art svg { width: 100%; }
.error-footer { border-top: 1px solid var(--line); margin-top: 0; }
@media (min-width: 1600px) {
  .hero-grid { min-height: 620px; }
}
@media (max-width: 1100px) {
  .header-inner { gap: 20px; min-height: 86px; }
  .header-inner > nav { gap: 20px; }
  .nav-number { display: none; }
  .header-contact { margin-left: 0; }
  h1 { font-size: clamp(57px, 6.75vw, 78px); }
  .hero-grid { min-height: 540px; }
  .hero-copy > .eyebrow { font-size: 8px; }
  .hero-description { max-width: 350px; font-size: 14px; }
  .hero-figure { margin-right: -12px; margin-left: -10px; }
  .hero-mission { font-size: 17px; max-width: 300px; }
  .section-heading { gap: 40px; }
  .section-intro { max-width: 350px; font-size: 13px; }
  .research-card { padding-inline: 20px; }
  .research-card h3 { font-size: 22px; }
  .featured-content h3 { font-size: 29px; }
  .research-card p { font-size: 12px; }
  .card-top, .card-bottom { font-size: 8px; }
  .card-bottom { letter-spacing: 0; }
  .platform-info { padding: 28px; }
  .platform-rover { grid-template-columns: 1.2fr 1fr; }
  .platform-pair .platform-info { padding: 27px; }
  .collaborate-inner { padding: 40px 35px; gap: 35px; }
  .note-meta { flex-direction: column; gap: 5px; }
  .notes-grid { gap: 22px; }
  .note-intro > p { min-height: 95px; }
  .footer-meta { gap: 8px; flex-direction: column; }
}
@media (max-width: 800px) {
  .header-inner { flex-wrap: wrap; justify-content: space-between; gap: 0 20px; padding-top: 20px; }
  .wordmark { font-size: 22px; }
  .header-contact { padding: 8px 12px; font-size: 11px; }
  .header-inner > nav { order: 3; width: 100%; justify-content: space-between; margin: 14px 0 0; gap: 15px; border-top: 1px solid var(--line); }
  .header-inner > nav a { font-size: 11px; padding-block: 12px; }
  .nav-number { display: inline; font-size: 8px; }
  .hero-grid { grid-template-columns: 1.05fr 1fr; min-height: 450px; }
  .hero-copy { padding-block: 30px 45px; }
  h1 { font-size: clamp(46px, 6.8vw, 62px); margin-left: -3px; }
  .hero-copy > .eyebrow { max-width: 240px; font-size: 8px; line-height: 1.7; margin-bottom: 22px; }
  .hero-mission { font-size: 16px; margin-top: 25px; }
  .hero-description { font-size: 13px; max-width: 310px; }
  .hero-figure { margin-left: -20px; }
  .art-caption { font-size: 7px; flex-direction: column; gap: 3px; margin-top: 5px; }
  .hero-bottom { flex-wrap: wrap; gap: 4px 15px; padding-block: 14px; }
  .hero-bottom > p { font-size: 9px; }
  .simulation-status { font-size: 8px; gap: 9px; }
  .motion-toggle { font-size: 8px; }
  .section { padding-top: 80px; }
  .section-heading { gap: 30px; margin-bottom: 32px; align-items: start; }
  h2 { font-size: 36px; }
  .section-intro { max-width: 285px; font-size: 12px; padding-top: 37px; }
  .section-index { font-size: 9px; margin-bottom: 18px; }
  .research-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-featured { grid-column: span 2; }
  .research-card { padding: 23px 22px 0; }
  .research-card h3 { font-size: 25px; }
  .research-card p { font-size: 13px; }
  .featured-content { grid-template-columns: 1.4fr 1fr; }
  .featured-content h3 { font-size: 30px; }
  .research-grid > .research-card:last-child { grid-column: span 2; }
  .research-grid > .research-card:last-child p { max-width: 500px; }
  .teaming-diagram { max-width: 350px; }
  .platform-rover { grid-template-columns: 1fr; }
  .platform-rover .platform-figure { border-bottom: 1px solid var(--line); }
  .platform-rover .platform-info { display: grid; grid-template-columns: 1fr 1fr; column-gap: 30px; }
  .platform-rover .platform-info > .eyebrow { grid-column: span 2; }
  .platform-rover h3 { grid-column: 1; }
  .platform-rover .platform-info > p:not(.eyebrow, .platform-constraint) { grid-column: 1; }
  .platform-rover .spec-list { grid-column: 2; grid-row: 2 / 5; margin-top: 5px; }
  .platform-rover .platform-constraint { grid-column: span 2; }
  .platform-pair { gap: 18px; margin-top: 18px; }
  .platform-pair .platform-info { padding: 23px; }
  .platform-info h3 { font-size: 38px; }
  .platform-info > p:not(.eyebrow, .platform-constraint) { font-size: 12px; }
  .spec-list { font-size: 9px; }
  .spec-list > div { flex-wrap: wrap; gap: 5px 15px; }
  .platform-figure { padding: 15px 15px 12px; }
  .drawing-label, .platform-figure figcaption { font-size: 7px; }
  .approach { margin-top: 80px; padding-block: 65px 38px; }
  .pipeline-figure { margin-top: 35px; }
  .pipeline-figure figcaption { font-size: 8px; flex-direction: column; gap: 5px; }
  .approach-principle { gap: 25px; margin-top: 28px; }
  .approach-principle p { font-size: 18px; }
  .notes-grid { gap: 0; grid-template-columns: 1fr; }
  .note { border-bottom: 0; padding-top: 24px; }
  .note:last-child { border-bottom: 1px solid var(--line); }
  .note summary { padding-bottom: 24px; }
  .note-intro { padding-right: 35px; }
  .note h3 { font-size: 25px; margin-block: 20px 12px; }
  .note h3 br { display: none; }
  .note-meta { flex-direction: row; font-size: 9px; }
  .note-intro > p { min-height: 0; max-width: 540px; }
  .note-action { margin-top: 18px; }
  .collaborate { margin-top: 80px; }
  .collaborate-inner { grid-template-columns: 1fr; gap: 25px; padding: 38px; }
  .collaborate h2 { font-size: 46px; }
  .collaborate .eyebrow { margin-bottom: 25px; }
  .collaborate-copy { padding: 0; max-width: 520px; }
  .collaborate-copy > p { max-width: none; }
  .contact-link { font-size: 25px; }
  .collaborate-baseline { padding-inline: 20px; font-size: 7px; }
  .site-footer { flex-wrap: wrap; gap: 30px; padding-block: 32px; }
  .footer-meta { flex: 1; align-items: end; }
  .footer-nav { width: 100%; justify-content: space-between; padding-top: 15px; border-top: 1px solid var(--line); }
  .error-main { gap: 25px; }
  .error-copy h1 { font-size: 60px; }
}
@media (max-width: 600px) {
  :root { --gutter: 22px; }
  .hero-topline { font-size: 9px; padding-block: 21px; }
  .hero-coordinate { font-size: 8px; }
  .hero-coordinate > span { margin-left: 5px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { padding-block: 28px 8px; }
  .hero-copy > .eyebrow { max-width: none; font-size: 8px; margin-bottom: 22px; }
  h1 { font-size: clamp(51px, 12.5vw, 75px); letter-spacing: -.06em; }
  .hero-mission { margin-top: 27px; font-size: 17px; max-width: 100%; }
  .hero-description { max-width: 420px; font-size: 14px; margin-top: 12px; }
  .button { margin-top: 25px; padding: 13px 16px; font-size: 11px; }
  .hero-footnote { display: inline-block; max-width: 105px; margin: 0 0 0 15px; font-size: 8px; vertical-align: middle; }
  .hero-figure { margin: 12px -8px 0; }
  .hero-art { max-width: 460px; margin-inline: auto; }
  .art-caption { flex-direction: row; margin: -7px 5% 22px; font-size: 7px; }
  .hero-bottom { padding-block: 12px; gap: 12px; }
  .hero-bottom > p { width: 100%; }
  .simulation-status { width: 100%; font-size: 8px; }
  .motion-toggle { margin-left: auto; }
  .section { padding-top: 65px; }
  .section-heading { flex-direction: column; gap: 22px; margin-bottom: 28px; }
  .section-intro { padding-top: 0; max-width: 430px; font-size: 13px; }
  h2 { font-size: 35px; }
  .section-index { margin-bottom: 17px; font-size: 9px; }
  .research-grid { grid-template-columns: 1fr; }
  .research-featured, .research-grid > .research-card:last-child { grid-column: auto; }
  .research-card { padding: 23px 22px 0; }
  .featured-content { display: block; position: relative; padding-bottom: 20px; }
  .featured-content h3 { font-size: 29px; }
  .gripper-diagram { display: none; }
  .featured-content > div { position: relative; z-index: 1; }
  .research-featured h3 { padding-right: 0; }
  .research-featured .featured-content p { max-width: 100%; }
  .research-card .research-question { margin-top: 17px; font-size: 11px; }
  .card-top { margin-bottom: 23px; }
  .card-bottom { padding-block: 12px; }
  .research-meter { margin-bottom: 22px; }
  .research-card h3 { font-size: 26px; }
  .research-card p { font-size: 13px; }
  .research-grid > .research-card:last-child p { max-width: 100%; }
  .platform-figure { padding: 15px 13px 12px; }
  .platform-info, .platform-pair .platform-info { padding: 25px 23px; }
  .platform-rover .platform-info { display: block; }
  .platform-info h3 { font-size: 40px; }
  .platform-info > p:not(.eyebrow, .platform-constraint) { font-size: 13px; }
  .platform-rover .spec-list { margin-top: 20px; }
  .spec-list { font-size: 10px; }
  .platform-pair { grid-template-columns: 1fr; gap: 20px; margin-top: 20px; }
  .platform-pair .platform-figure img { max-height: 390px; }
  .platform-constraint { font-size: 11px; }
  .approach { margin-top: 65px; padding-block: 55px 35px; }
  .pipeline-figure { margin-top: 25px; }
  .pipeline-figure picture { max-width: 380px; margin-inline: auto; }
  .pipeline-figure figcaption { margin-top: 20px; font-size: 8px; }
  .approach-principle { flex-direction: column; gap: 15px; padding-top: 24px; }
  .approach-principle p { font-size: 18px; }
  .note-meta { font-size: 8px; }
  .note h3 { font-size: 23px; line-height: 1.25; }
  .note-intro { padding-right: 0; }
  .note-intro > p { font-size: 12px; }
  .note-body { font-size: 13px; }
  .collaborate { margin-top: 65px; }
  .collaborate-inner { padding: 30px 24px 32px; gap: 22px; }
  .collaborate .eyebrow { font-size: 8px; }
  .collaborate h2 { font-size: 36px; }
  .collaborate-copy > p { font-size: 12px; }
  .contact-link { font-size: 19px; margin-top: 24px; gap: 6px; }
  .contact-footnote { font-size: 8px; }
  .collaborate-baseline { padding: 12px 15px; font-size: 7px; }
  .collaborate-baseline > span:nth-child(2) { display: none; }
  .site-footer { margin-top: 15px; gap: 22px 15px; }
  .footer-wordmark { font-size: 18px; gap: 7px; }
  .footer-wordmark svg { width: 23px; height: 23px; }
  .footer-meta { font-size: 8px; gap: 5px; }
  .footer-nav { padding-top: 17px; font-size: 9px; }
  .error-main { grid-template-columns: 1fr; padding-block: 55px 25px; gap: 30px; }
  .error-copy h1 { font-size: 65px; }
  .error-art { max-width: 400px; margin-inline: auto; }
  .error-header .header-inner { min-height: 85px; padding-top: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .button:hover { transform: none; }
}
@media print {
  :root { --bg: #fff; --surface: #f3f3ed; --text: #171c13; --muted: #47503e; --faint: #515c46; --line: #a3ad96; --accent: #90300e; }
  .site-header nav, .header-contact, .motion-toggle, canvas, .hero-footnote, .footer-nav { display: none !important; }
  .section { padding-top: 35px; }
  .approach { margin-top: 35px; }
  .collaborate { margin-top: 35px; }
  .platform, .research-card, .note { break-inside: avoid; }
  .hero-grid { min-height: 0; }
}