:root {
  --black: #090909;
  --charcoal: #171717;
  --bone: #f1eee8;
  --white: #faf9f7;
  --red: #8e1118;
  --deep-red: #4b080c;
  --line: #d6d1ca;
  --aircraft-surface: #f6f5f2;
  --muted: #686560;
  --max: 1200px;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; overflow-x: hidden; background: var(--bone); color: var(--black); font-family: var(--sans); font-weight: 400; font-synthesis: none; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--sans); font-weight: 700; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 82px;
  padding: 0 max(24px, calc((100vw - var(--max)) / 2));
  display: flex;
  align-items: center;
  gap: 42px;
  background: rgba(23, 23, 23, .97);
  border-bottom: 1px solid var(--deep-red);
  backdrop-filter: blur(12px);
}

.brand { display: block; width: 176px; flex: 0 0 auto; }
.brand-lockup { display: grid; width: 100%; }
.brand-logo { width: 100%; height: auto; object-fit: contain; }
.brand-subtitle { margin-top: -1px; padding-left: .38em; color: var(--bone); font: 500 7.5px/1 var(--sans); letter-spacing: .38em; text-align: center; }
nav { display: flex; align-items: center; gap: 30px; margin-left: auto; }
nav a { color: #f7f5f1; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; transition: color .2s ease; }
nav a:hover { color: var(--red); }
.header-action { padding: 13px 17px; display: inline-flex; align-items: center; gap: 9px; background: var(--red); color: white; font-size: 10px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; transition: background .2s ease; }
.header-action:hover { background: #b01922; }
.cart-action { position: fixed !important; z-index: 31; inset: auto 24px 24px auto; width: 66px; height: 66px; display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; padding: 8px; border: 1px solid var(--bone); border-radius: 50%; background: var(--red); color: white; box-shadow: 0 12px 35px rgba(9, 9, 9, .28); font: 700 8px/1 var(--mono); letter-spacing: .07em; text-transform: uppercase; cursor: pointer; opacity: 0; pointer-events: none; transform: scale(.86); transition: background .2s ease, transform .2s ease, opacity .2s ease; }
.cart-action.is-visible { opacity: 1; pointer-events: auto; transform: scale(1); }
.cart-icon { width: 20px; height: 20px; }
.cart-action:hover { background: var(--deep-red); transform: translateY(-3px) scale(1.02); }
.cart-action span { min-width: 17px; height: 17px; padding: 3px 4px; border-radius: 50%; background: var(--bone); color: var(--red); font-size: 8px; line-height: 11px; text-align: center; }
.cart-action span[hidden] { display: none; }
body.cart-is-open .cart-action { opacity: 0; pointer-events: none; }
.menu-button { min-height: 44px; min-width: 44px; display: none; border: 0; background: transparent; color: white; padding: 10px; font-size: 11px; font-weight: 700; }

.hero, .models-section, .about-section, footer { max-width: var(--max); margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.hero { min-height: 620px; display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 52px; padding-top: 70px; padding-bottom: 70px; }
.eyebrow { margin: 0 0 18px; color: var(--red); font: 700 10px/1.4 var(--mono); letter-spacing: .12em; }
h1 { max-width: 650px; margin-bottom: 24px; font-size: clamp(48px, 5.6vw, 80px); line-height: .98; letter-spacing: -.045em; }
.hero-intro { max-width: 540px; margin-bottom: 31px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.actions, .download-buttons { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; min-height: 45px; padding: 0 19px; align-items: center; justify-content: center; border: 1px solid transparent; font-size: 10px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; cursor: pointer; transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease; }
.button:hover { transform: translateY(-2px); }
.download-icon { width: 16px; height: 16px; flex: 0 0 auto; }
.button-primary, .button-red { background: var(--red); color: white; }
.button-primary:hover, .button-red:hover { background: var(--deep-red); }
.button-secondary { border-color: var(--black); }
.button-secondary:hover { background: var(--black); color: white; }
.hero-showcase { min-width: 0; background: var(--aircraft-surface); border: 1px solid var(--line); overflow: hidden; }
.hero-slides { display: flex; aspect-ratio: 4 / 3; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; scrollbar-width: none; background: var(--aircraft-surface); }
.hero-slides::-webkit-scrollbar { display: none; }
.hero-slide { position: relative; min-width: 100%; scroll-snap-align: start; display: grid; place-items: center; padding: 24px 24px 78px; overflow: hidden; background: var(--aircraft-surface); }
.hero-slide img { width: 92%; height: 88%; object-fit: contain; mix-blend-mode: multiply; transition: transform .65s cubic-bezier(.2, .8, .2, 1); }
.hero-slide:hover img { transform: scale(1.02); }
.hero-slide-label { position: absolute; left: 22px; right: 22px; bottom: 19px; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 3px 22px; }
.hero-slide-label span { grid-column: 1 / -1; color: var(--red); font: 700 7px var(--mono); letter-spacing: .1em; }
.hero-slide-label strong { font-size: 17px; letter-spacing: -.02em; }
.hero-slide-label small { font: 700 8px var(--mono); letter-spacing: .08em; }
.hero-carousel-controls { min-height: 55px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 0 18px; background: var(--black); }
.hero-pages { flex: 1; display: flex; gap: 8px; }
.hero-pages button { min-height: 44px; flex: 1; max-width: 92px; padding: 11px 0 8px; border: 0; background: transparent; color: #777; text-align: left; cursor: pointer; }
.hero-pages button i { position: relative; display: block; height: 2px; margin-bottom: 7px; background: #3b3b3b; overflow: hidden; }
.hero-pages button i::after { content: ''; position: absolute; inset: 0; background: var(--red); transform: scaleX(0); transform-origin: left; }
.hero-pages button[aria-selected="true"] { color: white; }
.hero-pages button[aria-selected="true"] i::after { animation: hero-progress 6s linear both; }
.hero-pages button span { font: 700 7px var(--mono); }
.hero-arrows { display: flex; gap: 5px; }
.hero-arrows button { width: 44px; height: 44px; border: 1px solid #444; background: transparent; color: white; cursor: pointer; transition: border-color .2s ease, background .2s ease; }
.hero-arrows button:hover { border-color: var(--red); background: var(--red); }

.software-section { padding: 92px max(24px, calc((100vw - var(--max)) / 2)); background: var(--charcoal); color: white; }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); column-gap: 64px; row-gap: 16px; align-items: end; margin-bottom: 44px; }
.section-heading > .eyebrow { grid-column: 1 / -1; margin: 0; }
.section-heading h2, .about-section h2, .company-heading h2 { max-width: 22ch; margin: 0; font-size: clamp(32px, 3.7vw, 48px); font-weight: 500; line-height: 1.12; letter-spacing: -.035em; text-wrap: balance; overflow-wrap: break-word; }
.section-heading > p:last-child { max-width: 48ch; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.section-heading.light > p:last-child { color: #aaa6a0; }
.software-layout { display: grid; grid-template-columns: 1.45fr .75fr; gap: 65px; align-items: center; }
.software-images { padding: 18px; background: var(--black); border: 1px solid #303030; }
.software-main { width: 100%; height: auto; border: 1px solid #333; }
.software-copy h3 { margin-bottom: 22px; font-size: 30px; letter-spacing: -.03em; }
.platform-labels { display: flex; gap: 7px; margin: -8px 0 22px; }
.platform-labels span { padding: 6px 9px; border: 1px solid #474747; color: #cbc7c1; font: 700 7px/1 var(--mono); letter-spacing: .12em; }
.software-copy ul { padding: 0; margin: 0 0 28px; list-style: none; border-top: 1px solid #3b3b3b; }
.software-copy li { padding: 13px 0; border-bottom: 1px solid #3b3b3b; color: #d0ccc6; font-size: 12px; line-height: 1.5; }
.software-price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 22px; }
.software-price strong { font-size: 28px; }
.software-price span { color: #aaa6a0; font-size: 11px; }
.software-plan-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.software-plan { min-height: 112px; padding: 15px 13px; border: 1px solid #4b4b4b; background: #242424; color: white; text-align: left; cursor: pointer; display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; transition: border-color .2s ease, background .2s ease, transform .2s ease; }
.software-plan:hover { border-color: var(--red); background: #2c2c2c; transform: translateY(-2px); }
.software-plan strong { font-size: 24px; font-weight: 500; letter-spacing: -.03em; }
.software-plan span { color: #aaa6a0; font-size: 10px; line-height: 1.35; }
.software-plan b { color: #f4f1ec; font: 700 8px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.software-plan-featured { border-color: var(--red); background: #301c1e; }
.button-outline-light { border-color: #777; color: white; }
.button-outline-light:hover { border-color: white; }
.fine-print { margin: 17px 0 0; color: #817e79; font-size: 9px; line-height: 1.6; }
.fine-print a { color: #c9c5bf; text-decoration: underline; text-underline-offset: 3px; }

.models-section { padding-top: 68px; padding-bottom: 72px; }
.model-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.model-card { display: flex; flex-direction: column; height: 100%; background: var(--white); border: 1px solid var(--line); transition: transform .3s ease, box-shadow .3s ease; }
.model-card:hover { transform: translateY(-5px); box-shadow: 0 18px 45px rgba(8, 8, 8, .07); }
.model-card.featured { border-top: 3px solid var(--red); }
.model-image { position: relative; width: 100%; aspect-ratio: 4 / 3; display: grid; place-items: center; overflow: hidden; background: var(--aircraft-surface); }
.model-image-link { display: block; color: inherit; text-decoration: none; cursor: pointer; }
.model-image img { position: absolute; inset: 0; width: 100%; height: 100%; padding: 24px; object-fit: contain; object-position: center; mix-blend-mode: multiply; transition: transform .45s cubic-bezier(.2, .8, .2, 1); }
.model-card:hover .model-image img { transform: scale(1.025); }
.model-card-coming .model-image img { filter: saturate(.72); }
.coming-soon-badge { position: absolute; top: 16px; left: 16px; z-index: 1; padding: 7px 9px; background: var(--black); color: var(--bone); font: 700 8px/1 var(--mono); letter-spacing: .1em; }
.model-card-copy { flex: 1; padding: 20px; display: flex; flex-direction: column; }
.model-status { margin-bottom: 12px; color: var(--red); font: 700 8px var(--mono); letter-spacing: .1em; }
.model-card h3 { margin-bottom: 10px; font-size: 25px; letter-spacing: -.035em; }
.model-card-copy > p:not(.model-status) { min-height: 58px; margin-bottom: 14px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.model-card-coming .model-card-copy { min-height: 126px; padding: 11px 15px; }
.model-card-coming .model-status { margin-bottom: 8px; }
.model-card-coming .model-coming-copy { min-height: 64px; margin-bottom: 0; }
.model-spec-label { margin-bottom: 9px; color: var(--muted); font: 700 7px var(--mono); letter-spacing: .08em; }
.model-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; margin-bottom: 12px; }
.model-spec { position: relative; min-height: 62px; padding: 9px 0 10px; border-bottom: 1px solid var(--line); }
.model-spec:nth-child(odd) { padding-right: 12px; }
.model-spec span { display: block; margin-bottom: 5px; color: #8a8781; font: 500 7px var(--mono); letter-spacing: .08em; }
.model-spec strong { display: block; color: #45423e; font-size: 15px; font-weight: 300; letter-spacing: -.02em; }
.metric-ruler { position: relative; display: block; height: 3px; margin-top: 9px; overflow: hidden; border-top: 1px solid #aaa69f; background: repeating-linear-gradient(to right, transparent 0 8px, #aaa69f 8px 9px); opacity: .65; }
.metric-ruler::after { content: ''; position: absolute; top: -1px; left: 0; width: var(--progress, 0%); height: 2px; background: var(--red); transition: width .9s cubic-bezier(.2, .8, .2, 1); }
.model-meta { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line); font-size: 11px; }
.model-meta span { font-family: var(--mono); font-size: 9px; }
.model-open { width: 100%; min-height: 44px; margin-top: 12px; padding: 13px 16px; display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--black); background: transparent; font-size: 10px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; cursor: pointer; transition: background .2s ease, color .2s ease; }
.model-open:hover { background: var(--black); color: white; }
.model-open-disabled { color: var(--muted); border-color: var(--line); cursor: default; }
.model-open-disabled:hover { background: transparent; color: var(--muted); }
.model-add { width: 100%; min-height: 44px; margin-top: 8px; padding: 12px 16px; display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--red); background: var(--red); color: white; font-size: 9px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; cursor: pointer; transition: background .2s ease, border-color .2s ease; }
.model-add:hover { background: var(--deep-red); border-color: var(--deep-red); }
.shop-legal { max-width: 760px; margin: 22px 0 0; color: var(--muted); font-size: 10px; line-height: 1.7; }
.shop-legal a { color: var(--red); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

.about-section { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; padding-top: 88px; padding-bottom: 92px; border-top: 1px solid var(--line); }
.about-copy > p:first-child { color: var(--muted); font-size: 15px; line-height: 1.8; }
.about-section { row-gap: 36px; }
.about-gallery { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; min-width: 0; }
.about-field-photo { min-width: 0; margin: 0; }
.about-field-photo img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
.about-field-photo figcaption { margin-top: 12px; color: var(--muted); font: 400 10px/1.6 var(--sans); }
.about-field-info { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.about-field-info .eyebrow { margin-bottom: 12px; }
.about-field-info h3 { margin-bottom: 12px; font-size: 22px; font-weight: 500; letter-spacing: -.025em; }
.about-field-info > div > p:last-child { margin-bottom: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
@media (max-width: 600px) {
  .about-gallery { grid-template-columns: 1fr; gap: 24px; }
  .about-field-info { grid-template-columns: 1fr; gap: 26px; }
  .about-section { row-gap: 28px; }
}
.use-label { margin: 30px 0 13px; font: 700 9px var(--mono); letter-spacing: .1em; }
.use-cases { display: flex; flex-wrap: wrap; gap: 8px; }
.use-cases span { padding: 9px 12px; border: 1px solid var(--line); background: var(--white); font-size: 10px; transition: border-color .2s ease; }
.use-cases span:hover { border-color: var(--red); }
.company-section { padding: 88px max(24px, calc((100vw - var(--max)) / 2)) 96px; background: var(--black); color: var(--bone); }
.company-inner { max-width: var(--max); margin: 0 auto; }
.company-heading { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 44px; }
.company-heading > .eyebrow { margin: 0; }
.company-heading h2 { max-width: 25ch; }
.about-section > div:first-child > .eyebrow { margin-bottom: 16px; }
.company-paths { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.company-card { min-height: 300px; padding: 32px; display: flex; flex-direction: column; background: var(--charcoal); border: 1px solid #343434; color: var(--bone); cursor: pointer; transition: transform .3s ease, border-color .3s ease; }
.company-card-featured { border-top: 2px solid var(--red); }
.company-card:hover { transform: translateY(-4px); border-color: #666; }
.company-index { margin-bottom: 34px; color: var(--red); font: 700 8px/1.4 var(--mono); letter-spacing: .12em; }
.company-card h3 { margin-bottom: 13px; font-size: 27px; letter-spacing: -.03em; }
.company-card > p:not(.company-index) { max-width: 480px; color: #aaa6a0; font-size: 12px; line-height: 1.7; }
.company-tag { margin-top: auto; padding-top: 24px; color: #817e79; font: 700 7px/1.4 var(--mono); letter-spacing: .1em; }
.team-areas { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; padding-top: 22px; }
.team-areas span { padding: 7px 9px; border: 1px solid #414141; color: #aaa6a0; font-size: 9px; }

footer { max-width: none; min-height: 150px; padding-left: max(24px, calc((100vw - var(--max)) / 2)); padding-right: max(24px, calc((100vw - var(--max)) / 2)); display: grid; grid-template-columns: 1fr 1fr auto; gap: 30px; align-items: center; background: var(--charcoal); color: var(--bone); border-top: 1px solid var(--deep-red); }
footer p { margin: 0; color: #aaa6a0; font-size: 10px; line-height: 1.5; }
.footer-brand { width: 196px; }
.footer-meta { display: grid; justify-items: end; gap: 12px; }
.legal-links { display: flex; flex-wrap: wrap; gap: 15px; }
.legal-links a { color: #d6d2cc; font-size: 9px; font-weight: 600; letter-spacing: .05em; }
.legal-links a:hover, .legal-links a[aria-current="page"] { color: white; text-decoration: underline; text-underline-offset: 4px; }

.legal-body { background: var(--bone); }
.legal-header { height: 82px; padding: 0 max(24px, calc((100vw - 920px) / 2)); display: flex; align-items: center; justify-content: space-between; background: var(--charcoal); border-bottom: 1px solid var(--deep-red); }
.legal-back { color: var(--bone); font-size: 10px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.legal-back:hover { color: white; }
.legal-page { max-width: 920px; margin: 0 auto; padding: 88px 24px 110px; }
.checkout-result { max-width: 760px; min-height: 560px; margin: 0 auto; padding: 120px 24px 110px; }
.checkout-result h1 { margin-bottom: 20px; }
.checkout-result > p:not(.eyebrow):not(.fine-print) { max-width: 570px; margin-bottom: 30px; color: var(--muted); font-size: 17px; line-height: 1.7; }
.checkout-result code { font-family: var(--mono); }
.legal-page > h1 { max-width: 820px; margin-bottom: 14px; font-size: clamp(46px, 7vw, 76px); line-height: .98; letter-spacing: -.045em; }
.legal-date { margin-bottom: 40px; color: var(--muted); font: 700 9px/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.legal-lead { max-width: 750px; margin-bottom: 58px; font-size: 18px; line-height: 1.65; }
.legal-page section { display: grid; grid-template-columns: 220px 1fr; gap: 44px; padding: 27px 0; border-top: 1px solid var(--line); }
.legal-page section:last-child { border-bottom: 1px solid var(--line); }
.legal-page section h2 { margin: 0; font-size: 16px; line-height: 1.35; letter-spacing: -.015em; }
.legal-page section p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.legal-page section p + p { margin-top: 12px; }
.legal-page section a { color: var(--red); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.contact-page { max-width: var(--max); margin: 0 auto; padding: 86px 24px 110px; }
.contact-hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 72px; align-items: end; margin-bottom: 64px; }
.contact-intro { max-width: 720px; margin-bottom: 58px; }
.contact-hero .contact-intro { margin-bottom: 0; }
.contact-intro h1 { margin-bottom: 20px; }
.contact-intro > p:last-child { max-width: 590px; color: var(--muted); font-size: 17px; line-height: 1.7; }
.contact-hero-meta { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 34px; color: var(--muted); font: 700 8px/1.4 var(--mono); letter-spacing: .09em; }
.contact-hero-media { aspect-ratio: 1.25; overflow: hidden; background: var(--charcoal); border: 1px solid #343434; }
.contact-hero-media img { width: 100%; height: 100%; display: block; object-fit: cover; filter: saturate(.7) contrast(1.05); transition: transform .6s cubic-bezier(.2,.8,.2,1); }
.contact-hero-media:hover img { transform: scale(1.03); }
.contact-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; align-items: start; }
.contact-paths { display: grid; gap: 10px; }
.contact-section-label { margin: 0 0 6px; color: var(--muted); font: 700 8px/1.4 var(--mono); letter-spacing: .1em; }
.contact-path { padding: 22px; background: var(--white); border: 1px solid var(--line); transition: border-color .2s ease, transform .2s ease; }
.contact-path-active { border-top: 2px solid var(--red); }
.contact-path:hover { border-color: var(--red); transform: translateY(-2px); }
.contact-path span { display: block; margin-bottom: 26px; color: var(--red); font: 700 8px var(--mono); letter-spacing: .1em; }
.contact-path strong { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; font-size: 18px; letter-spacing: -.02em; }
.contact-path strong b { color: var(--red); font-size: 15px; font-weight: 500; }
.contact-path p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.contact-note-block { margin-top: 18px; padding: 18px 0 0; border-top: 1px solid var(--line); }
.contact-note-block strong { display: block; margin-bottom: 6px; font-size: 12px; }
.contact-note-block p { margin: 0; max-width: 300px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 11px 16px; padding: 30px; background: var(--white); border: 1px solid var(--line); }
.form-heading { grid-column: 1 / -1; padding-bottom: 17px; margin-bottom: 5px; border-bottom: 1px solid var(--line); }
.form-heading .eyebrow { margin: 0 0 11px; }
.form-heading h2 { max-width: 17ch; margin: 0; font-size: 27px; font-weight: 500; letter-spacing: -.03em; line-height: 1.12; }
.contact-form label { align-self: end; color: var(--muted); font: 700 8px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; padding: 12px; border: 1px solid var(--line); border-radius: 0; background: var(--bone); color: var(--black); font: 16px var(--sans); }
.contact-form textarea, .contact-form button, .contact-status, .contact-note { grid-column: 1 / -1; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: 2px solid var(--red); outline-offset: 1px; border-color: var(--red); }
.contact-form textarea { resize: vertical; }
.contact-form button { justify-self: start; margin-top: 7px; }
.contact-status { min-height: 17px; margin: 0; color: var(--red); font-size: 10px; line-height: 1.5; }
.contact-note { margin: 0; color: var(--muted); font-size: 9px; line-height: 1.6; }
.direct-contact-page { min-height: calc(100vh - 150px); max-width: var(--max); margin: 0 auto; padding: 76px 24px 96px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: center; }
.direct-contact-context { max-width: 520px; }
.direct-contact-context h1 { max-width: 11ch; margin: 14px 0 22px; font-size: clamp(48px, 5.3vw, 76px); font-weight: 500; line-height: .98; letter-spacing: -.055em; }
.direct-contact-intro { max-width: 480px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.direct-contact-rule { width: 100%; height: 1px; margin: 34px 0 20px; background: var(--line); }
.direct-contact-side { max-width: 430px; margin: 0 0 20px; font-size: 14px; line-height: 1.7; }
.direct-contact-facts { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; color: var(--muted); font: 700 8px/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.direct-contact-facts li::before { content: '—'; margin-right: 8px; color: var(--red); }
.direct-contact-meta { margin: 35px 0 0; color: var(--muted); font: 700 8px/1.4 var(--mono); letter-spacing: .1em; }
.direct-contact-form { grid-template-columns: 1fr; min-width: 0; width: 100%; max-width: 680px; justify-self: end; padding: 38px; box-shadow: 0 18px 50px rgba(8, 8, 8, .05); }
.direct-contact-form .form-heading h2 { font-size: 32px; }
.legal-page .patent-status { margin-bottom: 22px; padding: 28px; grid-template-columns: 190px 1fr; background: #e4e0da; border: 0; }
.patent-table { grid-column: 2; border-top: 1px solid var(--line); }
.patent-table [role="row"] { display: grid; grid-template-columns: 1.2fr .8fr 1.2fr .8fr; }
.patent-table span { padding: 12px 8px 12px 0; border-bottom: 1px solid var(--line); font-size: 10px; }
.patent-table [role="columnheader"] { color: var(--muted); font: 700 7px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.legal-footer { min-height: 100px; grid-template-columns: 1fr auto; }

.cart-backdrop { visibility: hidden; position: fixed; z-index: 29; inset: 0; width: 100%; height: 100%; border: 0; background: rgba(9, 9, 9, .58); opacity: 0; pointer-events: none; transition: opacity .25s ease; }
.cart-backdrop.is-visible { visibility: visible; opacity: 1; pointer-events: auto; }
.cart-drawer { visibility: hidden; overflow-y: auto; overscroll-behavior: contain; position: fixed; z-index: 30; top: 0; right: 0; bottom: 0; width: min(430px, 100%); display: flex; flex-direction: column; padding: 30px; background: var(--bone); box-shadow: -20px 0 60px rgba(0, 0, 0, .2); transform: translateX(105%); transition: transform .35s cubic-bezier(.2, .8, .2, 1); }
.cart-drawer.is-open { visibility: visible; transform: translateX(0); }
.cart-head { display: flex; align-items: start; justify-content: space-between; gap: 20px; padding-bottom: 25px; border-bottom: 1px solid var(--line); }
.cart-head .eyebrow { margin-bottom: 8px; }
.cart-head h2 { margin: 0; font-size: 34px; letter-spacing: -.04em; }
.cart-close { width: 44px; height: 44px; flex-shrink: 0; border: 1px solid var(--black); background: transparent; font-size: 22px; line-height: 1; cursor: pointer; }
.cart-close:hover { background: var(--black); color: white; }
.cart-items { flex: 1 0 auto; }
.cart-item { display: flex; align-items: center; justify-content: space-between; gap: 17px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.cart-item strong { display: block; margin-bottom: 6px; font-size: 13px; }
.cart-item > div:first-child span { color: var(--muted); font: 700 8px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.cart-item-controls { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; justify-content: end; }
.cart-item-controls > button:not(.cart-remove) { width: 44px; height: 44px; border: 1px solid var(--line); background: transparent; cursor: pointer; }
.cart-item-controls > button:hover { border-color: var(--red); }
.cart-item-controls > span { min-width: 15px; font: 700 10px var(--mono); text-align: center; }
.cart-remove { min-height: 44px; flex-basis: 100%; border: 0; background: transparent; color: var(--muted); font: 700 8px var(--mono); text-align: right; text-transform: uppercase; cursor: pointer; }
.cart-remove:hover { color: var(--red); }
.cart-empty { margin-top: 25px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.cart-foot { padding-top: 22px; border-top: 1px solid var(--line); }
.cart-total { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 17px; }
.cart-total span { color: var(--muted); font: 700 9px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.cart-total strong { font-size: 24px; }
.cart-checkout { width: 100%; }
.cart-checkout:disabled { opacity: .45; cursor: not-allowed; }
.cart-message { min-height: 18px; margin: 13px 0 0; color: var(--red); font-size: 10px; line-height: 1.5; }
.cart-note { margin: 10px 0 0; color: var(--muted); font-size: 9px; line-height: 1.6; }
.cart-note a { color: var(--red); text-decoration: underline; text-underline-offset: 3px; }
.aircraft-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.aircraft-actions .button { flex: 1 1 180px; }

.aircraft-body { background: var(--bone); }
.aircraft-page { max-width: var(--max); margin: 0 auto; padding: 72px 24px 110px; }
.aircraft-breadcrumb { display: flex; align-items: center; gap: 10px; margin: 0 0 34px; color: var(--muted); font: 700 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.aircraft-breadcrumb a { color: var(--red); }
.aircraft-breadcrumb a:hover { text-decoration: underline; text-underline-offset: 3px; }
.aircraft-hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 58px; align-items: center; margin-bottom: 82px; }
.aircraft-visual { aspect-ratio: 4 / 3; display: grid; place-items: center; padding: 30px; overflow: hidden; background: var(--aircraft-surface); border: 1px solid var(--line); }
.aircraft-visual img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.aircraft-summary h1 { margin-bottom: 22px; font-size: clamp(48px, 6vw, 76px); }
.aircraft-lead { margin-bottom: 29px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.aircraft-facts { margin: 0 0 28px; border-top: 1px solid var(--line); }
.aircraft-facts div { display: flex; justify-content: space-between; gap: 24px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.aircraft-facts dt { color: var(--muted); font: 700 8px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.aircraft-facts dd { margin: 0; font-size: 11px; font-weight: 700; text-align: right; }
.aircraft-status-note { margin: 17px 0 0; color: var(--muted); font-size: 10px; line-height: 1.65; }
.aircraft-status-note a { color: var(--red); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.aircraft-section { display: grid; grid-template-columns: 250px 1fr; gap: 58px; padding: 42px 0; border-top: 1px solid var(--line); }
.aircraft-section:last-of-type { border-bottom: 1px solid var(--line); }
.aircraft-section-title h2 { margin: 0; font-size: 24px; letter-spacing: -.03em; }
.aircraft-section-content > p { max-width: 770px; color: var(--muted); font-size: 14px; line-height: 1.75; }
.mission-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mission-item { min-height: 145px; padding: 21px; background: var(--white); border: 1px solid var(--line); }
.mission-item span { display: block; margin-bottom: 28px; color: var(--red); font: 700 8px var(--mono); letter-spacing: .1em; }
.mission-item h3 { margin-bottom: 8px; font-size: 16px; }
.mission-item p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.spec-table { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--line); }
.spec-table th, .spec-table td { padding: 15px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table th { width: 38%; color: var(--muted); font: 700 8px/1.45 var(--mono); letter-spacing: .09em; text-transform: uppercase; }
.spec-table td { font-size: 12px; line-height: 1.55; }
.table-note { margin-top: 15px; color: var(--muted); font-size: 10px; line-height: 1.65; }
.bom-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.bom-item { min-height: 88px; padding: 16px 18px 16px 0; border-bottom: 1px solid var(--line); }
.bom-item:nth-child(odd) { margin-right: 20px; border-right: 1px solid var(--line); }
.bom-item span { display: block; margin-bottom: 7px; color: var(--red); font: 700 8px var(--mono); letter-spacing: .1em; }
.bom-item strong { display: block; margin-bottom: 4px; font-size: 13px; }
.bom-item p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.55; }
.bom-table { margin-top: 24px; border-top: 1px solid var(--black); }
.bom-table-row { display: grid; grid-template-columns: 72px .78fr 1.2fr 1.2fr 1.5fr; gap: 0; border-bottom: 1px solid var(--line); }
.bom-table-row > * { min-width: 0; margin: 0; padding: 15px 14px; border-right: 1px solid var(--line); font-size: 11px; font-weight: 400; line-height: 1.55; overflow-wrap: anywhere; }
.bom-table-row > *:first-child { padding-left: 0; }
.bom-table-row > *:last-child { padding-right: 0; border-right: 0; color: var(--muted); }
.bom-table-head > * { padding-top: 11px; padding-bottom: 11px; color: var(--muted); font: 700 8px/1.35 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.bom-table-head > *:last-child { font: 700 8px/1.35 var(--mono); }
.bom-qty { color: var(--red); font: 500 16px/1.2 var(--sans); font-variant-numeric: tabular-nums; white-space: nowrap; }
.workflow { margin: 0; padding: 0; list-style: none; counter-reset: workflow; }
.workflow li { counter-increment: workflow; display: grid; grid-template-columns: 34px 1fr; gap: 14px; padding: 15px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; line-height: 1.65; }
.workflow li::before { content: "0" counter(workflow); color: var(--red); font: 700 9px var(--mono); }
.workflow li:last-child { border-bottom: 1px solid var(--line); }
.aircraft-callout { padding: 28px; background: var(--charcoal); color: var(--bone); border-left: 3px solid var(--red); }
.aircraft-callout h3 { margin-bottom: 10px; font-size: 21px; }
.aircraft-callout p { margin: 0 0 20px; color: #aaa6a0; font-size: 12px; line-height: 1.7; }
.aircraft-page-nav { display: flex; justify-content: space-between; gap: 15px; margin-top: 35px; }
.aircraft-page-nav a { font-size: 10px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.aircraft-page-nav a:hover { color: var(--red); }
.engineering-section { padding: 28px 0; border-top: 1px solid var(--line); }
.print-profile-section { padding-top: 42px; }
.print-profile-section > .print-configurator:first-child { margin-top: 0; }
.filament-list { display: grid; gap: 0; margin-top: 24px; border-top: 1px solid var(--line); }
.filament-row { display: grid; grid-template-columns: minmax(190px, .7fr) 1.3fr; gap: 30px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.filament-row strong, .filament-row span { display: block; }
.filament-row strong { margin-bottom: 5px; font-size: 15px; font-weight: 500; letter-spacing: -.02em; }
.filament-row span { color: var(--red); font: 700 8px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.filament-row p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.filament-recommended { border-left: 2px solid var(--red); padding-left: 16px; }
.print-configurator { margin-top: 34px; padding: 26px; background: var(--charcoal); color: var(--bone); }
.configurator-heading { max-width: 620px; }
.configurator-heading .eyebrow { margin-bottom: 10px; color: #d78b8b; }
.configurator-heading h3 { margin: 0 0 9px; font-size: 22px; font-weight: 500; letter-spacing: -.025em; }
.configurator-heading > p:last-child { margin: 0; color: #aaa6a0; font-size: 11px; line-height: 1.65; }
.configurator-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 24px; }
.configurator-fields label { display: grid; gap: 8px; }
.configurator-fields label > span { color: #aaa6a0; font: 700 8px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.configurator-fields select { width: 100%; min-height: 48px; padding: 0 42px 0 14px; border: 1px solid #5d5955; border-radius: 0; appearance: none; background-color: #222120; background-image: linear-gradient(45deg, transparent 50%, #aaa6a0 50%), linear-gradient(135deg, #aaa6a0 50%, transparent 50%); background-position: calc(100% - 18px) 20px, calc(100% - 13px) 20px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; color: var(--bone); font: 400 14px/1.3 var(--sans); }
.configurator-fields select:focus { outline: 1px solid var(--red); outline-offset: 2px; border-color: var(--red); }
.config-summary { min-height: 20px; margin: 16px 0 0; color: #aaa6a0; font-size: 11px; line-height: 1.6; }
.config-summary strong { color: var(--bone); font-weight: 500; }
.configurator-actions { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-top: 20px; }
.configurator-actions .button-secondary { border-color: #706b66; background: transparent; color: var(--bone); }
.configurator-actions .button-secondary:hover { border-color: var(--bone); background: var(--bone); color: var(--black); }
.model-download.is-locked { border-color: var(--line); }
.manual-link { margin-top: 8px; }
.profile-readme { margin-left: auto; color: #aaa6a0; font: 700 8px/1.4 var(--mono); letter-spacing: .08em; text-align: right; text-decoration: underline; text-underline-offset: 3px; }
.profile-downloads { display: grid; grid-template-columns: .8fr 1.2fr; gap: 34px; align-items: end; margin-top: 34px; padding: 24px; background: var(--charcoal); color: var(--bone); }
.profile-downloads .eyebrow { margin-bottom: 10px; color: #d78b8b; }
.profile-downloads h3 { margin: 0 0 9px; font-size: 22px; font-weight: 500; letter-spacing: -.025em; }
.profile-downloads p:not(.eyebrow) { margin: 0; color: #aaa6a0; font-size: 11px; line-height: 1.65; }
.profile-actions { display: flex; flex-wrap: wrap; gap: 9px; justify-content: flex-end; }
.profile-actions .button-secondary { border-color: #706b66; color: var(--bone); }
.profile-actions .button-secondary:hover { border-color: var(--bone); background: var(--bone); color: var(--black); }
.engineering-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.engineering-heading h2 { margin: 0; font-size: 23px; font-weight: 500; letter-spacing: -.025em; }
.engineering-heading > span, .drawing-empty > span, .electrical-flow span { color: var(--muted); font: 500 9px/1.5 var(--mono); letter-spacing: .08em; }
.drawing-empty { min-height: 150px; display: flex; flex-direction: column; align-items: center; justify-content: center; border-block: 1px dashed var(--line); }
.drawing-empty p, .build-summary { color: var(--muted); font-size: 13px; line-height: 1.7; }
.drawing-empty p { margin: 12px 0; }
.electrical-flow { display: grid; gap: 14px; }
.electrical-flow > div { display: grid; grid-template-columns: 120px 1fr; gap: 20px; align-items: baseline; }
.electrical-flow p { margin: 0; font-size: 15px; font-weight: 400; line-height: 1.8; }
.technical-figure { margin: 0; border: 1px solid var(--line); background: #f7f5f0; }
.technical-figure img { display: block; width: 100%; height: auto; }
.technical-figure figcaption { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 44px; padding: 10px 14px; border-top: 1px solid var(--line); color: var(--muted); font: 700 8px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.technical-figure figcaption a { color: var(--red); white-space: nowrap; }
.diagram-card { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--line); background: #f7f5f0; }
.diagram-panel { min-width: 0; margin: 0; padding: 18px; }
.diagram-panel:first-child { border-right: 1px solid var(--line); }
.diagram-panel-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 15px; margin-bottom: 14px; }
.diagram-panel-heading span { color: var(--red); font: 700 8px/1.35 var(--mono); letter-spacing: .08em; }
.diagram-panel-heading h3 { margin: 0; font-size: 16px; font-weight: 500; letter-spacing: -.02em; }
.diagram-panel img { display: block; width: 100%; height: auto; aspect-ratio: 12 / 7; object-fit: contain; border: 1px solid var(--line); background: #fbfaf7; }
.diagram-panel figcaption { display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 40px; color: var(--muted); font: 700 8px/1.4 var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.diagram-panel figcaption a { color: var(--red); white-space: nowrap; }
.cfd-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 24px 0 34px; border-block: 1px solid var(--line); }
.cfd-summary > div { min-width: 0; padding: 17px 16px; border-right: 1px solid var(--line); }
.cfd-summary > div:first-child { padding-left: 0; }
.cfd-summary > div:last-child { padding-right: 0; border-right: 0; }
.cfd-summary span { display: block; margin-bottom: 7px; color: var(--muted); font: 700 8px/1.35 var(--mono); letter-spacing: .08em; }
.cfd-summary strong { display: block; font-size: 18px; font-weight: 400; letter-spacing: -.02em; }
.cfd-summary sup { font-size: .58em; }
.cfd-charts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px 24px; }
.cfd-chart { margin: 0; min-width: 0; padding-top: 15px; border-top: 1px solid var(--line); }
.cfd-chart-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; margin-bottom: 13px; }
.cfd-chart-heading > span { color: var(--red); font: 700 8px/1.35 var(--mono); letter-spacing: .08em; }
.cfd-chart figcaption { font-size: 15px; font-weight: 500; text-align: right; }
.cfd-chart img { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: contain; background: white; border: 1px solid var(--line); }
.cfd-chart p { margin: 13px 0 0; color: var(--muted); font-size: 11px; line-height: 1.65; }
@media (max-width: 600px) {
  .cfd-charts { grid-template-columns: 1fr; gap: 18px; }
  .cfd-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cfd-summary > div { padding: 14px 12px; border-bottom: 1px solid var(--line); }
  .cfd-summary > div:nth-child(2) { border-right: 0; }
  .cfd-summary > div:nth-last-child(-n + 2) { border-bottom: 0; }
  .cfd-summary > div:nth-child(3) { padding-left: 0; }
  .cfd-chart-heading { align-items: flex-start; flex-direction: column; gap: 5px; }
  .cfd-chart figcaption { text-align: left; }
  .cfd-chart p { font-size: 13px; }
  .electrical-flow > div { grid-template-columns: 1fr; gap: 5px; }
  .technical-figure figcaption { align-items: flex-start; flex-direction: column; gap: 5px; }
  .diagram-card { grid-template-columns: 1fr; }
  .diagram-panel { padding: 14px; }
  .diagram-panel:first-child { border-right: 0; border-bottom: 1px solid var(--line); }
  .diagram-panel-heading { align-items: flex-start; flex-direction: column; gap: 5px; }
  .diagram-panel figcaption { align-items: flex-start; flex-direction: column; gap: 5px; padding-top: 9px; }
  .engineering-heading { flex-wrap: wrap; gap: 8px; }
}
.aircraft-page { padding-top: 38px; padding-bottom: 65px; }
.aircraft-hero { grid-template-columns: 1fr 1fr; gap: 28px; margin-bottom: 24px; align-items: start; }
.aircraft-summary h1 { font-size: clamp(36px, 4vw, 54px); font-weight: 500; line-height: 1.08; margin-bottom: 16px; }
.aircraft-lead { font-size: 14px; line-height: 1.65; margin-bottom: 20px; }
.aircraft-visual { position: relative; min-width: 0; aspect-ratio: 4 / 3; }
.aircraft-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; padding: 30px; }
.detail-readout { padding: 24px 0 16px; border-top: 1px solid var(--line); }
.detail-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px 28px; }
.detail-metrics .model-spec { padding: 0 0 14px; min-width: 0; }
.detail-metrics .model-spec strong { font-size: 23px; font-weight: 300; font-variant-numeric: tabular-nums; }
.detail-metrics .model-spec span { font-size: 9px; }
.detail-metrics .metric-ruler::after { transition: none; }
.detail-metrics .metric-ruler-static::after { transform: scaleX(.7); }
.detail-links { display: flex; flex-wrap: wrap; gap: 8px 24px; padding: 12px 0 24px; }
.detail-links a { padding: 10px 0; color: var(--red); font-size: 12px; }
.technical-detail { border-top: 1px solid var(--line); scroll-margin-top: 24px; }
.technical-detail:last-of-type { border-bottom: 1px solid var(--line); }
.technical-detail summary { display: grid; grid-template-columns: 175px 1fr 20px; gap: 20px; padding: 22px 0; align-items: center; cursor: pointer; list-style: none; }
.technical-detail summary::-webkit-details-marker { display: none; }
.technical-detail summary > span { color: var(--muted); font: 500 9px/1.5 var(--mono); }
.technical-detail summary h2 { margin: 0; font-size: 21px; font-weight: 500; letter-spacing: -.02em; }
.technical-detail summary::after { content: '+'; color: var(--red); font-size: 22px; }
.technical-detail[open] summary::after { content: '−'; }
.technical-detail > .aircraft-section-content { margin-left: 195px; padding: 0 0 26px; }
.technical-detail .aircraft-section-content h3 { font-size: 16px; font-weight: 500; margin: 24px 0 10px; }
.aircraft-page-nav { position: static; background: transparent; margin-left: 0; }
.aircraft-page-nav a { color: var(--black); }
@media (max-width: 850px) {
  .detail-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .technical-detail summary { grid-template-columns: 1fr 20px; gap: 8px; }
  .technical-detail summary > span { grid-column: 1 / -1; }
  .technical-detail > .aircraft-section-content { margin-left: 0; }
}
[id] { scroll-margin-top: 20px; }
#top:focus, #saruman:focus, #models:focus, #company:focus, #downloads:focus { outline: none; }
[id]:target { animation: target-flash 1.2s ease-out both; }

@keyframes rise-in { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fade-in { from { opacity: 0; transform: scale(.985); } to { opacity: 1; transform: scale(1); } }
@keyframes hero-progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes target-flash { 0%, 100% { outline: 0 solid transparent; outline-offset: 0; } 30% { outline: 4px solid rgba(142, 17, 24, .28); outline-offset: -4px; } }
.hero-copy .eyebrow { animation: rise-in .65s .05s both; }
.hero-copy h1 { animation: rise-in .75s .13s both; }
.hero-copy .hero-intro { animation: rise-in .75s .21s both; }
.hero-copy .actions { animation: rise-in .75s .29s both; }
.hero-showcase { animation: fade-in .85s .12s both; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .8, .2, 1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 850px) {
  .site-header { gap: 12px; }
  nav { gap: 18px; }
  .header-action { display: none; }
  .hero { min-height: 0; grid-template-columns: 1fr; padding-top: 55px; }
  .section-heading { grid-template-columns: 1fr; gap: 16px; }
  .section-heading > p:last-child { max-width: 600px; }
  .software-layout { grid-template-columns: 1fr; }
  .software-copy { max-width: 620px; }
  .model-grid { grid-template-columns: 1fr; }
  .model-card { display: grid; grid-template-columns: .9fr 1.1fr; }
  .model-image { aspect-ratio: 4 / 3; min-height: 0; }
  .about-section { gap: 45px; }
  .company-heading { grid-template-columns: 1fr; gap: 16px; }
  .company-paths { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr 1fr; padding-top: 35px; padding-bottom: 35px; }
  .footer-meta { grid-column: 1 / -1; justify-items: start; }
  .legal-page section { grid-template-columns: 180px 1fr; gap: 30px; }
  .legal-page .patent-status { grid-template-columns: 160px 1fr; }
  .patent-table { grid-column: 1 / -1; }
  .legal-footer { grid-template-columns: 1fr auto; }
  .aircraft-hero { grid-template-columns: 1fr; }
  .aircraft-section { grid-template-columns: 190px 1fr; gap: 34px; }
  .mission-grid { grid-template-columns: 1fr; }
  .aircraft-page { padding-top: 32px; }
  .aircraft-hero { gap: 24px; }
  .profile-readme { margin-left: 0; text-align: left; }
  .profile-downloads { grid-template-columns: 1fr; gap: 24px; }
  .profile-actions { justify-content: flex-start; }
  .contact-layout { gap: 45px; }
  .direct-contact-page { grid-template-columns: 1fr; gap: 48px; align-items: start; }
  .direct-contact-form { justify-self: stretch; max-width: none; }
  .contact-hero { grid-template-columns: 1fr; gap: 34px; }
}

@media (max-width: 600px) {
  html { scroll-padding-top: 70px; }
  .site-header { height: 70px; padding-left: 18px; padding-right: 10px; }
  .menu-button { display: block; margin-left: auto; }
  .brand { width: 146px; }
  .brand-subtitle { font-size: 6.5px; }
  nav { display: none; position: absolute; top: 69px; left: 0; right: 0; padding: 14px 18px; flex-direction: column; align-items: stretch; background: var(--charcoal); border-bottom: 1px solid var(--deep-red); }
  nav.open { display: flex; }
  nav a { min-height: 44px; display: flex; align-items: center; padding: 10px 0; }
  .hero, .models-section, .about-section, footer { padding-left: 18px; padding-right: 18px; }
  .hero { padding-top: 44px; padding-bottom: 60px; gap: 35px; }
  h1 { font-size: 48px; }
  .hero-copy h1 { font-size: clamp(38px, 10.5vw, 54px); line-height: 1.06; text-wrap: balance; }
  .section-heading, .company-heading { margin-bottom: 32px; }
  .section-heading h2, .about-section h2, .company-heading h2 { font-size: clamp(30px, 8vw, 40px); max-width: 24ch; line-height: 1.14; }
  .hero-intro { font-size: 14px; }
  .hero-slide { padding: 14px 14px 72px; }
  .hero-slide-label { left: 15px; right: 15px; bottom: 16px; grid-template-columns: 1fr; gap: 4px; }
  .hero-slide-label small { text-align: left; }
  .hero-carousel-controls { gap: 12px; padding-left: 14px; padding-right: 14px; }
  .software-section { padding: 64px 18px; }
  .software-images { padding: 9px; }
  .download-buttons { display: grid; }
  .software-plan-grid { grid-template-columns: 1fr; }
  .models-section { padding-top: 48px; padding-bottom: 52px; }
  .model-card { display: block; }
  .model-image { aspect-ratio: 4 / 3; min-height: 0; }
  .about-section { grid-template-columns: 1fr; padding-top: 62px; padding-bottom: 65px; }
  .company-section { padding: 62px 18px 70px; }
  .company-card { min-height: 250px; padding: 24px; }
  footer { grid-template-columns: 1fr; gap: 18px; }
  .footer-meta { grid-column: auto; }
  .legal-header { height: 70px; padding: 0 18px; }
  .legal-header .brand { width: 126px; }
  .cart-action { right: 18px; bottom: 18px; width: 60px; height: 60px; }
  .legal-page { padding: 62px 18px 75px; }
  .contact-page { padding: 62px 18px 75px; }
  .direct-contact-page { min-height: 0; padding: 58px 18px 72px; gap: 38px; }
  .direct-contact-context h1 { font-size: clamp(42px, 13vw, 62px); }
  .direct-contact-intro { font-size: 14px; }
  .direct-contact-form { padding: 22px; }
  .contact-hero { margin-bottom: 42px; }
  .contact-hero-media { max-width: none; aspect-ratio: 1.5; }
  .contact-hero-meta { gap: 9px 15px; margin-top: 25px; font-size: 7px; }
  .contact-layout { grid-template-columns: 1fr; gap: 35px; }
  .contact-form { padding: 22px; }
  .contact-form { grid-template-columns: 1fr; }
  .contact-form textarea, .contact-form button, .contact-status, .contact-note { grid-column: 1; }
  .actions, .aircraft-actions { display: grid; grid-template-columns: 1fr; }
  .actions .button, .aircraft-actions .button { width: 100%; }
  .aircraft-breadcrumb { margin-bottom: 24px; font-size: 8px; }
  .aircraft-summary h1 { font-size: clamp(32px, 9vw, 40px); }
  .aircraft-lead { font-size: 14px; }
  .aircraft-facts div { align-items: start; }
  .aircraft-facts dd { max-width: 56%; text-align: right; overflow-wrap: anywhere; }
  .spec-table { table-layout: fixed; }
  .spec-table th, .spec-table td { overflow-wrap: anywhere; word-break: normal; }
  .cart-drawer { padding: 22px 18px; }
  .cart-item { align-items: flex-start; flex-direction: column; gap: 12px; }
  .cart-item-controls { justify-content: flex-start; }
  .cart-remove { text-align: left; }
  .checkout-result { min-height: 540px; padding: 80px 18px 75px; }
  .legal-lead { font-size: 16px; margin-bottom: 44px; }
  .legal-page section, .legal-page .patent-status { grid-template-columns: 1fr; gap: 12px; }
  .legal-page .patent-status { padding: 22px; }
  .patent-table { grid-column: 1; overflow-x: auto; }
  .patent-table [role="row"] { min-width: 560px; }
  .legal-footer { grid-template-columns: 1fr; }
  .aircraft-page { padding: 28px 18px 52px; }
  .filament-row { grid-template-columns: 1fr; gap: 8px; }
  .print-configurator { padding: 20px; }
  .configurator-fields, .configurator-actions { display: grid; grid-template-columns: 1fr; }
  .configurator-fields select { font-size: 16px; }
  .configurator-actions .button { width: 100%; }
  .profile-downloads { padding: 20px; }
  .profile-actions { display: grid; grid-template-columns: 1fr; }
  .profile-actions .button { width: 100%; }
  .aircraft-hero { gap: 22px; margin-bottom: 28px; }
  .aircraft-visual { padding: 14px; }
  .aircraft-section { grid-template-columns: 1fr; gap: 20px; padding: 34px 0; }
  .bom-list { grid-template-columns: 1fr; }
  .bom-item:nth-child(odd) { margin-right: 0; border-right: 0; }
  .bom-table { border-top-color: var(--line); }
  .bom-table-head { display: none; }
  .bom-table-row { grid-template-columns: 72px 1fr; padding: 18px 0; gap: 8px 14px; }
  .bom-table-row > * { grid-column: 2; padding: 0; border: 0; font-size: 13px; line-height: 1.55; }
  .bom-table-row > *::before { content: attr(data-label); display: block; margin-bottom: 3px; color: var(--muted); font: 700 8px/1.35 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
  .bom-table-row > .bom-qty { grid-column: 1; grid-row: 1 / span 4; padding-top: 1px; color: var(--red); font-size: 24px; }
  .bom-table-row > .bom-qty::before { margin-bottom: 5px; }
  .spec-table th, .spec-table td { padding: 13px 11px; }
  .aircraft-page-nav { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Keep touch targets and overlays clear of phone browser controls. */
.cart-is-open { overflow: hidden; }
.cart-action { right: max(18px, env(safe-area-inset-right)); bottom: max(18px, env(safe-area-inset-bottom)); }
.cart-drawer { padding-bottom: max(24px, env(safe-area-inset-bottom)); }
.cart-action[hidden] { display: none; }
.cart-renewal { margin: 0 0 16px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.cart-message, .cart-note, .contact-status, .contact-note { font-size: 12px; }
.software-plan { gap: 12px; }
.software-plan span { font-size: 12px; }
.software-plan b { font-size: 10px; }
.software-price { flex-wrap: wrap; }
.software-price strong { font-size: 24px; font-weight: 500; }
.software-copy .fine-print { font-size: 12px; color: #aaa6a0; }
.direct-contact-form label { font-size: 10px; }
.contact-form button:disabled { opacity: .6; cursor: wait; }
.legal-links a, .legal-back, .profile-readme { display: inline-flex; align-items: center; min-height: 44px; }
@media (max-width: 600px) {
  .model-card-copy > p:not(.model-status), .software-copy li, .company-card > p:not(.company-index) { font-size: 14px; }
  .model-status, .model-spec span, .platform-labels span { font-size: 10px; }
  .button { font-size: 11px; }
  .cart-checkout { white-space: normal; line-height: 1.5; padding: 12px; }
}

.cfd-comparison { margin: 0; }
.cfd-comparison img { display: block; width: 100%; height: auto; }
.cfd-comparison figcaption { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding-top: 14px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.cfd-comparison figcaption a { flex-shrink: 0; color: var(--red); min-height: 44px; display: inline-flex; align-items: center; }
@media (max-width: 600px) { .cfd-comparison figcaption { flex-direction: column; gap: 4px; } }

.cfd-supporting-charts { margin-top: 28px; }

.manual-preview { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 48px; align-items: center; padding: 28px; background: #e8e4de; }
.manual-cover { display: block; transition: transform .2s ease; }
.manual-cover:hover { transform: translateY(-3px); }
.manual-cover img { width: 100%; height: auto; box-shadow: 0 10px 24px rgba(0,0,0,.16); }
.manual-preview-copy { max-width: 470px; }
.manual-preview-copy h3 { font-size: clamp(24px, 3vw, 32px); font-weight: 400; letter-spacing: -.03em; margin-bottom: 14px; }
.manual-preview-copy > p:not(.eyebrow) { color: var(--muted); font-size: 14px; line-height: 1.7; }
.manual-preview-copy .manual-link { gap: 12px; }
@media (max-width: 600px) {
  .manual-preview { grid-template-columns: 1fr; padding: 24px; gap: 28px; }
  .manual-cover { width: 150px; justify-self: center; }
  .manual-preview-copy .manual-link { width: 100%; }
}

#site-nav .nav-download { display: none; }
@media (max-width: 850px) { #site-nav .nav-download { display: inline-flex; } }

/* SarumanOS product detail page. */
.software-detail-page { max-width: 1200px; margin: auto; padding: 60px 24px 80px; }
.os-hero { display: grid; grid-template-columns: 1fr 1.05fr; align-items: center; gap: 46px; padding-bottom: 64px; }
.os-hero h1 { font-size: clamp(38px,4.6vw,64px); font-weight: 500; line-height: 1.05; }
.os-lead { color: var(--muted); font-size: 16px; line-height: 1.75; }
.os-hero .button { gap: 18px; }
.software-detail-page figure { margin: 0; min-width: 0; }
.software-detail-page figure img { width: 100%; height: auto; object-fit: contain; }
.software-detail-page figcaption { color: var(--muted); font-size: 11px; line-height: 1.5; padding-top: 12px; }
.os-section { padding: 50px 0; border-top: 1px solid var(--line); }
.os-heading { max-width: 710px; }
.os-heading h2 { font-size: clamp(29px,3vw,42px); font-weight: 400; letter-spacing: -.04em; line-height: 1.12; }
.os-heading > p:not(.eyebrow), .os-workflow p, .os-operation-copy p { color: var(--muted); font-size: 14px; line-height: 1.75; }
.os-workflow { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; margin-top: 32px; }
.os-workflow article { border-top: 1px solid var(--line); padding-top: 20px; }
.os-workflow article > span { color: var(--red); font: 500 11px var(--mono); }
.os-workflow h3, .os-operation-copy h3 { margin: 16px 0 12px; font-weight: 500; font-size: 20px; letter-spacing: -.025em; }
.os-interface { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 48px; }
.os-operation-layout { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; margin-top: 28px; }
.os-operation-layout figure img { aspect-ratio: 4/3; object-fit: cover; }
.os-operation-copy article + article { border-top: 1px solid var(--line); padding-top: 8px; margin-top: 20px; }
.os-operation-copy .os-availability { font-size: 12px; margin-top: 24px; }
.os-access { scroll-margin-top: 24px; }
.os-access .software-plan-grid { max-width: 780px; margin: 28px 0 18px; gap: 16px; }
.os-access .software-plan { min-height: 155px; padding: 24px; }
.os-plan-note { max-width: 780px; color: var(--muted); font-size: 12px; line-height: 1.75; }
.os-plan-note a { text-decoration: underline; text-underline-offset: 3px; }
@media(max-width:850px) {
.os-hero, .os-interface, .os-operation-layout { grid-template-columns: 1fr; gap: 28px; }
.os-hero figure { max-width: 660px; }
.os-workflow { gap: 20px; }
.os-interface figure { max-width: 650px; }
}
@media(max-width:600px) {
.software-detail-page { padding: 38px 18px 48px; }
.os-hero { padding-bottom: 38px; }
.os-hero .button { width: 100%; }
.os-section { padding: 36px 0; }
.os-workflow { grid-template-columns: 1fr; margin-top: 24px; gap: 16px; }
.os-workflow h3 { margin-top: 10px; }
.os-access .software-plan-grid { grid-template-columns: 1fr; }
}

.os-app-screen { aspect-ratio: 1014 / 680; overflow: hidden; position: relative; }
.os-app-screen img { position: absolute; top: -4.5%; left: 0; }

/* Charcoal software presentation with a contrasting purchase area. */
.software-detail-body { background: #171717; color: #f1eee8; }
.software-detail-body .legal-header { background: #202020; }
.software-detail-body .cart-drawer { color: #090909; }
.software-detail-page { --muted: #b7b3ad; --line: #383838; padding-top: 76px; }
.software-detail-page .eyebrow, .os-workflow article > span { color: #d78b90; }
.os-hero { gap: 64px; padding-bottom: 76px; }
.os-hero h1 { font-weight: 400; letter-spacing: -.055em; max-width: 11ch; font-size: clamp(40px,4.8vw,66px); }
.os-hero .os-lead { max-width: 46ch; margin-bottom: 30px; }
.os-hero figure img, .os-interface figure img { border: 1px solid #333; }
.os-section { padding-block: 64px; }
.os-heading h2 { max-width: 22ch; margin-bottom: 22px; }
.os-heading > p:not(.eyebrow) { max-width: 65ch; }
.os-workflow { gap: 40px; }
.os-interface { gap: 64px; }
.os-operation-layout { gap: 64px; }
.os-access { --muted: #686560; --line: #d6d1ca; background: #f1eee8; color: #171717; border: 0; margin-top: 24px; padding: 44px; }
.os-access .eyebrow { color: #8e1118; }
.os-pricing-intro { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.os-access-summary { color: #686560; font-size: 14px; line-height: 1.8; max-width: 42ch; }
.os-pricing-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); margin: 28px 0 36px; border-block: 1px solid #cbc5bd; }
.os-price-card { padding: 28px 30px 28px 0; }
.os-price-card + .os-price-card { border-left: 1px solid #cbc5bd; padding-left: 30px; padding-right: 0; }
.os-price-card .eyebrow { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; }
.os-saving { font-size: 9px; color: #686560; letter-spacing: .04em; }
.os-price-card h3 { font-size: 46px; font-weight: 300; letter-spacing: -.05em; margin-bottom: 12px; }
.os-price-card h3 span { font-size: 14px; font-weight: 400; color: #686560; letter-spacing: 0; }
.os-price-card > p:not(.eyebrow) { color: #686560; font-size: 13px; line-height: 1.6; min-height: 22px; }
.os-price-card button { display: flex; width: 100%; justify-content: space-between; margin-top: 24px; min-height: 48px; }
.os-download-flow { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px; }
.os-download-flow span { display: block; color: #8e1118; font: 500 10px var(--mono); margin-bottom: 12px; }
.os-download-flow strong { display: block; font-size: 14px; font-weight: 500; }
.os-download-flow p { color: #686560; font-size: 12px; line-height: 1.7; margin: 8px 0 0; }
.os-access-footer { border-top: 1px solid #cbc5bd; margin-top: 30px; padding-top: 20px; }
.os-access-footer .os-plan-note { margin-top: 0; }
.os-download-help { color: #8e1118; font-size: 12px; display: inline-flex; align-items: center; min-height: 44px; text-decoration: underline; text-underline-offset: 4px; }
@media(max-width:850px) { .os-hero, .os-interface, .os-operation-layout { gap: 30px; } .os-pricing-intro { grid-template-columns: 1fr; gap: 0; } .os-access-summary { max-width: 65ch; } }
@media(max-width:600px) {
.software-detail-page { padding-top: 42px; }
.os-hero { padding-bottom: 44px; }
.os-section { padding-block: 40px; }
.os-workflow { gap: 20px; }
.os-access { padding: 26px 20px; margin-inline: -4px; }
.os-pricing-grid, .os-download-flow { grid-template-columns: 1fr; }
.os-price-card, .os-price-card + .os-price-card { padding: 24px 0; border-left: 0; }
.os-price-card + .os-price-card { border-top: 1px solid #cbc5bd; }
.os-download-flow { gap: 22px; }
}