:root {
  --ink: #101111;
  --ink-soft: #222424;
  --white: #ffffff;
  --paper: #f4f3ef;
  --paper-deep: #e9e8e3;
  --line: #d8d7d1;
  --line-dark: #353737;
  --muted: #686b6b;
  --red: #e31f26;
  --green: #17aa5b;
  --yellow: #d9aa00;
  --shell: min(1260px, calc(100vw - 56px));
  --ease: cubic-bezier(.2, .75, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; margin-inline: auto; object-position: center center; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
::selection { background: var(--red); color: #fff; }
.shell { width: var(--shell); margin-inline: auto; }
.section { padding-block: 150px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 1000; left: 18px; top: 18px; padding: 12px 18px; background: var(--ink); color: #fff; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: 80px;
  padding-inline: max(28px, calc((100vw - 1260px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(244,243,239,.94);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.site-header.scrolled { border-color: var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(14px); }
.brand, .footer-brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 38px; height: 38px; overflow: hidden; border: 1px solid var(--ink); background: #fff; }
.brand-mark img { width: 100%; height: 100%; object-fit: cover; object-position: center center; }
.brand b, .footer-brand b { display: block; font-size: 16px; line-height: .9; letter-spacing: .04em; }
.brand small, .footer-brand small { display: block; margin-top: 6px; color: var(--muted); font-size: 8px; letter-spacing: .28em; }
.site-nav { display: flex; align-items: center; gap: 32px; }
.site-nav a { position: relative; color: #4d5050; font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.site-nav a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -9px; height: 1px; background: var(--ink); transition: right .25s var(--ease); }
.site-nav a:hover::after, .site-nav a:focus-visible::after { right: 0; }
.site-nav .nav-cta { padding: 13px 19px; background: var(--ink); color: #fff; border: 1px solid var(--ink); }
.menu-toggle { display: none; width: 43px; height: 43px; padding: 10px; border: 1px solid var(--ink); background: transparent; }
.menu-toggle span:not(.sr-only) { display: block; height: 1px; margin: 5px 0; background: var(--ink); }

.eyebrow { display: flex; align-items: center; gap: 13px; margin: 0 0 30px; color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.eyebrow span { width: 34px; height: 1px; background: var(--red); }
h1 em, h2 em { color: #777a79; font-style: normal; font-weight: 390; }
.hero {
  position: relative;
  min-height: 100svh;
  padding: 128px 0 58px;
  display: grid;
  align-items: center;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.hero::after { content: "APX / 01"; position: absolute; right: 24px; bottom: 24px; color: #9a9c9a; font-size: 8px; letter-spacing: .22em; }
.hero-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(46px, 7vw, 105px); align-items: center; }
.hero-copy { position: relative; z-index: 2; }
.hero h1 { margin: 0; font-size: clamp(60px, 6.2vw, 94px); font-weight: 520; line-height: .9; letter-spacing: -.068em; }
.hero h1 > span { display: block; margin-bottom: 28px; color: #343737; font-size: 11px; font-weight: 700; line-height: 1; letter-spacing: .18em; text-transform: uppercase; }
.hero-kicker { max-width: 520px; margin: 31px 0 0; color: var(--ink); font-size: 20px; font-weight: 520; line-height: 1.4; letter-spacing: -.02em; }
.hero-lead { max-width: 530px; margin: 13px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 38px; }
.button { min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: space-between; gap: 34px; border: 1px solid transparent; font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; transition: transform .22s, background .22s, color .22s; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button-primary { background: var(--ink); color: #fff; }
.button-primary:hover { background: var(--red); }
.button-ghost { border-color: var(--ink); background: transparent; color: var(--ink); }
.button-ghost:hover { background: #fff; }
.button-wide { width: 100%; }
.button-light { background: #fff; color: var(--ink); border-color: #fff; }
.ui-arrow { position: relative; width: 13px; height: 13px; display: inline-block; flex: 0 0 13px; color: currentColor; font-style: normal; }
.ui-arrow::before { content: ""; position: absolute; left: 1px; top: 6px; width: 11px; height: 1px; background: currentColor; transform-origin: center; }
.ui-arrow::after { content: ""; position: absolute; right: 0; width: 5px; height: 5px; border-color: currentColor; border-style: solid; }
.ui-arrow-down::before { transform: rotate(45deg); }
.ui-arrow-down::after { bottom: 0; border-width: 0 1px 1px 0; }
.ui-arrow-up::before { transform: rotate(-45deg); }
.ui-arrow-up::after { top: 0; border-width: 1px 1px 0 0; }
.hero-specs { display: flex; margin: 46px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.hero-specs li { flex: 1; padding: 15px 12px 0 0; border-right: 1px solid var(--line); }
.hero-specs li + li { padding-left: 16px; }
.hero-specs b, .hero-specs span { display: block; }
.hero-specs b { font-size: 11px; letter-spacing: .05em; }
.hero-specs span { margin-top: 5px; color: #90928f; font-size: 8px; letter-spacing: .13em; text-transform: uppercase; }
.hero-visual { position: relative; }
.hero-image-frame { margin: 0; aspect-ratio: 1.08 / 1; overflow: hidden; background: #e3e2dd; }
.hero-image-frame img { width: 100%; height: 100%; object-fit: cover; object-position: center center; }
.sequence-panel { position: absolute; z-index: 3; left: -48px; bottom: 0; width: min(430px, 86%); padding: 18px 20px 14px; background: var(--ink); color: #fff; box-shadow: 0 22px 45px rgba(0,0,0,.18); }
.sequence-meta { display: flex; justify-content: space-between; color: #8e9291; font-size: 8px; font-weight: 700; letter-spacing: .17em; }
.start-lights { display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; margin: 16px 0 14px; }
.start-lights i { display: block; aspect-ratio: 1; border-radius: 50%; border: 5px solid #050606; background: #2d3030; box-shadow: inset 0 0 0 1px #3f4242; transition: background .16s, box-shadow .16s; }
.start-lights i.on { background: var(--red); box-shadow: 0 0 18px rgba(227,31,38,.82), inset 0 0 8px #ff8f93; }
.start-lights i.out { animation: light-out .32s ease; }
.sequence-panel button { width: 100%; padding: 10px 0 0; display: flex; justify-content: space-between; border: 0; border-top: 1px solid #353838; background: transparent; color: #a9adac; cursor: pointer; font-size: 8px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.sequence-panel button:hover { color: #fff; }
.visual-caption { display: flex; justify-content: space-between; margin: 14px 0 0; color: #777a79; font-size: 8px; letter-spacing: .15em; text-transform: uppercase; }
.scroll-cue { position: absolute; left: 28px; bottom: 25px; display: flex; gap: 13px; align-items: center; transform: rotate(-90deg); transform-origin: left center; color: #989a98; font-size: 8px; letter-spacing: .16em; text-transform: uppercase; }
.scroll-cue i { width: 38px; height: 1px; background: #989a98; }

.product { background: var(--white); border-bottom: 1px solid var(--line); }
.product-grid { display: block; }
.product-copy { display: grid; grid-template-columns: 1.15fr .75fr; gap: clamp(70px, 10vw, 155px); align-items: end; }
.product-statement { max-width: 760px; }
.product-order { padding-top: 4px; }
.product-media { position: relative; }
.product-media img { width: 100%; aspect-ratio: 1.03 / 1; object-fit: cover; object-position: center center; }
.image-index { position: absolute; z-index: 2; top: 18px; left: 18px; padding: 9px 11px; background: #fff; border: 1px solid var(--ink); font-size: 8px; font-weight: 800; letter-spacing: .15em; }
.product-media-note { display: flex; justify-content: space-between; margin-top: 14px; padding-top: 13px; border-top: 1px solid var(--line); color: var(--muted); font-size: 8px; letter-spacing: .14em; text-transform: uppercase; }
.product h2, .gallery-heading h2, .section-heading h2, .engineering h2, .support h2 { margin: 0; font-size: clamp(48px, 5.4vw, 80px); font-weight: 500; line-height: .96; letter-spacing: -.06em; }
.product-intro { max-width: 520px; margin: 30px 0 34px; color: var(--muted); font-size: 15px; line-height: 1.72; }
.price-line { padding: 24px 0; display: flex; align-items: baseline; gap: 15px; border-block: 1px solid var(--line); }
.price-line strong { font-size: 32px; letter-spacing: -.04em; }
.price-line span { color: #828482; font-size: 8px; letter-spacing: .14em; text-transform: uppercase; }
.included { margin: 27px 0; }
.included h3 { margin: 0 0 16px; font-size: 9px; letter-spacing: .17em; text-transform: uppercase; }
.included ul { margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 13px 20px; list-style: none; color: #3d4040; font-size: 12px; }
.included li span { margin-right: 8px; }
.microcopy { margin: 12px 0 0; color: #8c8e8c; font-size: 8px; letter-spacing: .05em; text-align: center; }

.product-gallery { padding: 145px 0; background: var(--paper); }
.gallery-heading { display: grid; grid-template-columns: 1fr 1fr; margin-bottom: 70px; }
.gallery-heading .eyebrow { grid-column: 1/-1; }
.gallery-heading h2 { grid-column: 1/-1; }
.gallery-grid { display: grid; grid-template-columns: 1.25fr .75fr; grid-template-rows: 410px 410px 520px; gap: 18px; }
.gallery-item { position: relative; margin: 0; overflow: hidden; background: #dddcd6; }
.gallery-item-large { grid-row: 1/3; }
.gallery-item-wide { grid-column: 1/-1; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; object-position: center center; transition: transform 1s var(--ease); }
.gallery-item:hover img { transform: scale(1.02); }
.gallery-item figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 15px 18px; display: grid; grid-template-columns: 38px 1fr auto; align-items: center; background: rgba(255,255,255,.95); border-top: 1px solid var(--line); }
.gallery-item figcaption span, .gallery-item figcaption small { color: var(--muted); font-size: 8px; letter-spacing: .12em; text-transform: uppercase; }
.gallery-item figcaption b { font-size: 11px; letter-spacing: .03em; }

.feature-intro { background: #fff; }
.section-heading { display: grid; grid-template-columns: 1fr .55fr; align-items: end; margin-bottom: 92px; }
.section-heading .eyebrow { grid-column: 1/-1; }
.section-heading > p:last-child { max-width: 390px; margin: 0 0 4px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.feature { position: relative; min-height: 500px; padding: 54px 0; display: grid; grid-template-columns: 62px .78fr 1.22fr; gap: 35px; align-items: center; border-top: 1px solid var(--ink); }
.feature + .feature { margin-top: 72px; }
.feature-number { align-self: start; color: #8c8f8e; font-size: 9px; letter-spacing: .14em; }
.label { margin: 0 0 18px; color: #777a79; font-size: 8px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.feature h3, .compact-feature h3 { margin: 0; font-size: clamp(34px, 3.35vw, 51px); font-weight: 500; line-height: 1.02; letter-spacing: -.05em; }
.feature-copy > p:last-child, .compact-feature > p { max-width: 470px; margin: 25px 0 0; color: var(--muted); font-size: 13px; line-height: 1.72; }
.feature-photo { position: relative; margin: 0; height: 430px; overflow: hidden; background: var(--paper-deep); }
.feature-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center center; }
.feature-photo figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 16px 18px; display: flex; justify-content: space-between; background: rgba(255,255,255,.94); font-size: 8px; letter-spacing: .15em; }
.flag-visual { display: grid; grid-template-columns: 1fr .72fr; gap: 12px; }
.flag-visual > img { width: 100%; height: 430px; object-fit: cover; object-position: center center; }
.flag-stack { display: grid; align-content: stretch; gap: 1px; background: var(--line); }
.flag { position: relative; padding: 12px 13px 12px 19px; display: flex; flex-direction: column; justify-content: center; gap: 6px; background: var(--paper); }
.flag::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: #737676; }
.flag.green::before { background: var(--green); }
.flag.yellow::before { background: var(--yellow); }
.flag.red::before { background: var(--red); }
.flag.checkered::before { background: #111; }
.flag b { font-size: 9px; letter-spacing: .13em; }
.flag small { color: #7d807f; font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.session-status { display: grid; align-content: stretch; gap: 1px; background: var(--line); }
.session-status > span { position: relative; padding: 16px 15px 16px 20px; display: flex; flex-direction: column; justify-content: center; gap: 7px; background: var(--paper); }
.session-status b { font-size: 9px; letter-spacing: .13em; }
.session-status small { color: #777a79; font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.session-status .session-live { padding-left: 34px; background: var(--ink); color: #fff; }
.session-status .session-live i { position: absolute; left: 15px; top: 50%; width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px rgba(23,170,91,.72); transform: translateY(-50%); }
.session-status .session-live small { color: #999d9c; }
.feature-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 90px; }
.compact-feature { position: relative; min-height: 690px; padding: 48px 46px 0; overflow: hidden; background: var(--paper); }
.compact-feature .feature-number { position: absolute; top: 22px; right: 22px; }
.compact-feature > p { max-width: 480px; }
.integration-feature { min-height: 740px; }
.integration-list { margin: 30px 0 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.integration-list li { min-height: 46px; display: grid; grid-template-columns: auto 1fr auto; gap: 11px; align-items: center; border-bottom: 1px solid var(--line); }
.integration-list i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px rgba(23,170,91,.45); }
.integration-list span { font-size: 13px; font-weight: 700; }
.integration-list b { color: #838684; font-size: 8px; letter-spacing: .15em; }
.simhub-plugin { background: var(--ink); color: #fff; }
.simhub-plugin .label, .simhub-plugin .feature-number { color: #8b8f8e; }
.simhub-plugin ul { margin: 30px 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; list-style: none; border-top: 1px solid var(--line-dark); }
.simhub-plugin li { padding: 13px 0; border-bottom: 1px solid var(--line-dark); color: #b4b8b7; font-size: 10px; }
.simhub-plugin li:nth-child(even) { padding-left: 18px; border-left: 1px solid var(--line-dark); }
.compact-media { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 310px; object-fit: cover; object-position: center center; }
.simhub-plugin-media { height: 330px; object-fit: contain; object-position: center center; background: #111317; }

.media-showcase { margin-top: 145px; padding-top: 78px; border-top: 1px solid var(--ink); }
.media-showcase-head { display: grid; grid-template-columns: 1.1fr .58fr; gap: 70px; align-items: end; margin-bottom: 58px; }
.media-showcase-head .eyebrow { margin-bottom: 28px; }
.media-showcase h2 { margin: 0; font-size: clamp(48px, 5.4vw, 80px); font-weight: 500; line-height: .96; letter-spacing: -.06em; }
.media-showcase-head > p { max-width: 430px; margin: 0 0 5px; color: var(--muted); font-size: 14px; line-height: 1.72; }
.video-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.video-card { overflow: hidden; background: var(--paper); border: 1px solid var(--line); }
.video-frame { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #0d0e0e; }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-meta { min-height: 148px; padding: 23px 25px 25px; display: grid; grid-template-columns: 150px 1fr; gap: 26px; }
.video-meta > span { color: #868987; font-size: 8px; font-weight: 800; letter-spacing: .15em; }
.video-meta h3 { margin: 0; font-size: 20px; font-weight: 520; letter-spacing: -.025em; }
.video-meta p { margin: 11px 0 0; color: var(--muted); font-size: 11px; line-height: 1.62; }
.video-card-featured { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(320px, .75fr); background: #fff; }
.video-card-featured .video-meta { min-height: 0; padding: 34px; grid-template-columns: 1fr; align-content: end; gap: 46px; }
.video-card-featured .video-meta h3 { font-size: clamp(25px, 2.5vw, 36px); line-height: 1.04; letter-spacing: -.04em; }
.video-card-featured .video-meta p { max-width: 390px; margin-top: 17px; font-size: 12px; }
.video-link { width: fit-content; margin-top: 28px; padding: 13px 0 8px; display: inline-flex; align-items: center; gap: 12px; border-bottom: 1px solid var(--ink); font-size: 9px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.video-link span { font-size: 14px; transition: transform .25s var(--ease); }
.video-link:hover span, .video-link:focus-visible span { transform: translate(2px, -2px); }

.race-band { position: relative; height: min(78vw, 900px); min-height: 650px; overflow: hidden; background: #111; }
.race-band > img { width: 100%; height: 100%; object-fit: cover; object-position: center center; filter: brightness(.58) contrast(1.08); }
.race-band-copy { position: absolute; inset: 0; padding-block: 70px; display: flex; flex-direction: column; justify-content: space-between; color: #fff; }
.race-band-copy p, .race-band-copy span { margin: 0; font-size: 8px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.race-band-copy blockquote { margin: auto 0; font-size: clamp(54px, 8.2vw, 118px); font-weight: 500; line-height: .88; letter-spacing: -.065em; }

.engineering { background: var(--paper); }
.engineering-head { display: grid; grid-template-columns: 1fr .72fr; align-items: end; margin-bottom: 82px; }
.engineering-head .eyebrow { grid-column: 1/-1; }
.engineering-head > p:last-child { max-width: 520px; margin: 0 0 5px; color: var(--muted); font-size: 15px; line-height: 1.75; }
.story-grid { display: grid; grid-template-columns: 1.2fr .8fr; grid-template-rows: 410px 410px 510px; gap: 18px; }
.story-card { position: relative; margin: 0; overflow: hidden; background: #d9d8d3; }
.story-card-tall { grid-row: 1/3; }
.story-card-wide { grid-column: 1/-1; }
.story-card img { width: 100%; height: 100%; object-fit: cover; object-position: center center; filter: saturate(.72); transition: transform 1s var(--ease), filter .4s; }
.story-card:nth-child(4) img { filter: brightness(1.16) saturate(.78); }
.story-card:hover img { transform: scale(1.022); filter: saturate(.9); }
.story-card figcaption { position: absolute; inset: auto 0 0; padding: 16px 18px; display: flex; justify-content: space-between; background: rgba(255,255,255,.94); border-top: 1px solid var(--line); }
.story-card figcaption b, .story-card figcaption span { font-size: 8px; letter-spacing: .14em; }
.story-card figcaption span { color: var(--muted); }
.engineering-details { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 72px; border-block: 1px solid #bfc0bb; }
.engineering-details div { padding: 30px; }
.engineering-details div + div { border-left: 1px solid #bfc0bb; }
.engineering-details span { display: block; margin-bottom: 40px; color: #838684; font-size: 8px; letter-spacing: .15em; }
.engineering-details b { display: block; font-size: 18px; }
.engineering-details p { margin: 12px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }

.support { background: var(--ink); color: #fff; }
.support .eyebrow { color: #858988; }
.support h2 em { color: #787c7b; }
.support-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; align-items: start; }
.support-copy > p:last-child { max-width: 430px; margin-top: 29px; color: #949897; font-size: 14px; line-height: 1.72; }
.download-list { border-top: 1px solid var(--line-dark); }
.download-list a { min-height: 128px; padding: 22px 0; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line-dark); transition: padding .25s, background .25s; }
.download-list a:hover { padding-inline: 18px; background: #181a1a; }
.download-list small, .download-list b { display: block; }
.download-list small { margin-bottom: 12px; color: #747877; font-size: 8px; letter-spacing: .16em; }
.download-list b { font-size: 22px; font-weight: 500; }
.download-list i { font-size: 24px; font-style: normal; }
.final-cta { padding: 150px 0; background: #fff; color: var(--ink); }
.final-cta p { margin: 0 0 34px; color: var(--muted); font-size: 8px; font-weight: 800; letter-spacing: .2em; }
.final-cta h2 { margin: 0 0 42px; font-size: clamp(58px, 8.2vw, 112px); font-weight: 500; line-height: .87; letter-spacing: -.07em; }
.final-cta .button-light { background: var(--ink); color: #fff; border-color: var(--ink); }

.site-footer { padding: 70px 0 23px; background: var(--paper); border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr .7fr; gap: 40px; align-items: start; }
.footer-brand .brand-mark { width: 42px; height: 42px; }
.footer-grid > p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.footer-grid nav { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.footer-grid nav a { color: #656868; font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.footer-grid nav a:hover { color: var(--ink); }
.footer-bottom { margin-top: 70px; padding-top: 18px; display: flex; justify-content: space-between; border-top: 1px solid var(--line); color: #848684; font-size: 8px; letter-spacing: .15em; }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@keyframes light-out { 0% { background: var(--red); } 100% { background: #2d3030; } }

.download-page { min-height: 100vh; display: grid; grid-template-rows: auto 1fr auto; background: var(--paper); color: var(--ink); }
.download-header { height: 80px; padding-inline: max(24px, calc((100vw - 1080px)/2)); display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.download-header > a:last-child { color: var(--muted); font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.download-main { width: min(1080px, calc(100vw - 48px)); margin: auto; padding: 105px 0; }
.download-main h1 { max-width: 850px; margin: 0; font-size: clamp(52px, 7.4vw, 96px); font-weight: 500; line-height: .9; letter-spacing: -.065em; }
.download-main > p { max-width: 620px; margin: 31px 0 52px; color: var(--muted); line-height: 1.72; }
.download-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.download-card { min-height: 225px; padding: 27px; display: flex; flex-direction: column; border: 1px solid var(--line); background: #fff; }
.download-card small { color: #898b89; font-size: 8px; letter-spacing: .16em; }
.download-card b { margin-top: auto; font-size: 22px; font-weight: 500; }
.download-card span { margin-top: 11px; color: var(--muted); font-size: 10px; }
.download-card .download-card-action { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.download-card:hover { border-color: var(--ink); }
.manual-files { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.manual-file { min-height: 250px; padding: 34px; display: grid; grid-template-columns: 1fr auto; gap: 38px; border: 1px solid var(--line); background: #fff; transition: border-color .25s, transform .25s; }
.manual-file:hover, .manual-file:focus-visible { border-color: var(--ink); transform: translateY(-2px); }
.manual-file small { display: block; color: #898b89; font-size: 8px; font-weight: 700; letter-spacing: .16em; }
.manual-file h2 { max-width: 680px; margin: 58px 0 14px; font-size: clamp(30px, 4vw, 48px); font-weight: 500; line-height: 1; letter-spacing: -.045em; }
.manual-file p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.65; }
.manual-file-action { min-width: 170px; padding-left: 28px; display: flex; flex-direction: column; align-items: flex-end; justify-content: space-between; border-left: 1px solid var(--line); }
.manual-file-action span:first-child { color: #898b89; font-size: 8px; font-weight: 700; letter-spacing: .14em; }
.manual-file-action span:last-child { width: 50px; height: 50px; display: grid; place-items: center; background: var(--ink); color: #fff; }
.manual-files .manual-file { grid-template-columns: 1fr; gap: 30px; }
.manual-files .manual-file h2 { margin-top: 42px; }
.manual-files .manual-file-action { min-width: 0; padding: 20px 0 0; flex-direction: row; align-items: center; border-left: 0; border-top: 1px solid var(--line); }
.empty-state { padding: 40px; border: 1px solid var(--line); background: #fff; }
.empty-state b { display: block; margin-bottom: 12px; font-size: 18px; }
.empty-state p { margin: 0; color: var(--muted); line-height: 1.6; }
.update-state { padding: 42px; }
.update-state small { display: block; margin-bottom: 42px; color: #898b89; font-size: 8px; font-weight: 700; letter-spacing: .16em; }
.update-state b { max-width: 680px; margin-bottom: 18px; font-size: clamp(26px, 3.5vw, 42px); font-weight: 500; line-height: 1.05; letter-spacing: -.035em; }
.update-state > p { max-width: 700px; }
.update-state ol { max-width: 700px; margin: 34px 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; border-block: 1px solid var(--line); counter-reset: update-step; }
.update-state li { min-height: 98px; padding: 20px; display: flex; flex-direction: column; gap: 15px; color: var(--muted); font-size: 11px; line-height: 1.45; counter-increment: update-step; }
.update-state li + li { border-left: 1px solid var(--line); }
.update-state li::before { content: "0" counter(update-step); color: var(--ink); font-size: 8px; font-weight: 700; letter-spacing: .14em; }
.update-state .button { width: fit-content; }
.download-footer { width: min(1080px, calc(100vw - 48px)); margin: 0 auto; padding: 20px 0; display: flex; justify-content: space-between; border-top: 1px solid var(--line); color: #858785; font-size: 8px; letter-spacing: .15em; }

.legal-page { min-height: 100vh; display: grid; grid-template-rows: auto 1fr auto; background: var(--paper); color: var(--ink); }
.legal-main { width: min(1080px, calc(100vw - 48px)); margin: auto; padding: 105px 0 130px; }
.legal-main h1 { margin: 0; font-size: clamp(64px, 9vw, 118px); font-weight: 500; line-height: .88; letter-spacing: -.07em; }
.legal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 70px; }
.legal-grid section { min-height: 330px; padding: 31px; border: 1px solid var(--line); background: #fff; }
.legal-grid small { color: #898b89; font-size: 8px; font-weight: 700; letter-spacing: .16em; }
.legal-grid h2 { margin: 70px 0 26px; font-size: 22px; font-weight: 500; letter-spacing: -.025em; }
.legal-grid address, .legal-grid p { margin: 0; color: var(--muted); font-size: 14px; font-style: normal; line-height: 1.75; }
.legal-grid a { color: var(--ink); border-bottom: 1px solid var(--ink); }

.declaration { margin-top: 110px; padding-top: 94px; border-top: 1px solid var(--ink); }
.declaration-head { display: grid; grid-template-columns: 1fr .62fr; gap: 54px; align-items: end; margin-bottom: 76px; }
.declaration-head .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.declaration-head h2 { margin: 0; font-size: clamp(48px, 6vw, 82px); font-weight: 500; line-height: .93; letter-spacing: -.06em; }
.declaration-head > p:last-child { max-width: 430px; margin: 0 0 5px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.declaration-body { border-top: 1px solid var(--line); }
.declaration-clause { padding: 34px 0; display: grid; grid-template-columns: 72px 1fr; gap: 24px; border-bottom: 1px solid var(--line); }
.declaration-clause > span { color: #8a8d8b; font-size: 12px; font-weight: 700; letter-spacing: .14em; }
.declaration-clause h3 { margin: 0 0 18px; font-size: 20px; font-weight: 520; letter-spacing: -.02em; }
.declaration-clause p, .declaration-clause address, .declaration-clause li { color: var(--muted); font-size: 16px; font-style: normal; line-height: 1.7; }
.declaration-clause p, .declaration-clause address { max-width: 850px; margin: 0; }
.declaration-clause strong { color: var(--ink); font-weight: 600; }
.declaration-clause ul { max-width: 900px; margin: 16px 0 0; padding-left: 21px; }
.declaration-clause li + li { margin-top: 8px; }
.standards-list { padding: 0 !important; display: grid; grid-template-columns: 1fr 1fr; gap: 0 34px; list-style: none; }
.standards-list li { padding: 15px 0; border-top: 1px solid var(--line); }
.standards-list b, .standards-list span { display: block; }
.standards-list b { color: var(--ink); font-size: 14px; }
.standards-list span { margin-top: 5px; font-size: 14px; }
.declaration-signature { padding-bottom: 0; border-bottom: 0; }
.signature-grid { max-width: 850px; margin-top: 34px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.signature-grid div { padding: 19px 0; border-block: 1px solid var(--line); }
.signature-grid small, .signature-grid b { display: block; }
.signature-grid small { color: #888b89; font-size: 11px; letter-spacing: .14em; }
.signature-grid b { margin-top: 12px; font-size: 16px; font-weight: 520; }
.signature-image { width: min(330px, 70vw); height: auto; margin: 30px auto 0; mix-blend-mode: multiply; }
.signature-caption { width: min(330px, 70vw); margin: 7px auto 0 !important; color: #858886 !important; font-size: 12px !important; letter-spacing: .06em; text-align: center; }

@media (max-width: 1020px) {
  .section { padding-block: 110px; }
  .site-header, .site-header.scrolled { background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .site-header > .brand, .menu-toggle { position: relative; z-index: 102; }
  .menu-toggle { display: block; }
  .site-nav { position: fixed; z-index: 101; inset: 80px 0 auto; height: calc(100dvh - 80px); min-height: calc(100vh - 80px); padding: 36px 24px; flex-direction: column; align-items: stretch; gap: 0; overflow-y: auto; background-color: #fff; opacity: 1; isolation: isolate; transform: translate3d(100%,0,0); transition: transform .35s var(--ease); -webkit-overflow-scrolling: touch; }
  .site-nav.open { transform: translate3d(0,0,0); }
  .site-nav a { padding: 20px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
  .site-nav .nav-cta { margin-top: 18px; text-align: center; }
  .hero { min-height: auto; padding-top: 130px; }
  .hero-grid { grid-template-columns: 1fr; gap: 70px; }
  .hero-copy { max-width: 780px; }
  .hero-visual { width: min(780px,100%); margin-left: auto; }
  .scroll-cue { display: none; }
  .product-copy, .support-grid { grid-template-columns: 1fr; }
  .product-copy { max-width: 700px; }
  .product-order { margin-top: 20px; }
  .section-heading, .engineering-head { grid-template-columns: 1fr; gap: 30px; }
  .feature { grid-template-columns: 45px 1fr; }
  .feature-photo, .flag-visual { grid-column: 2; }
  .feature-pair { grid-template-columns: 1fr; }
  .compact-feature { min-height: 760px; }
  .media-showcase-head { grid-template-columns: 1fr; gap: 28px; }
  .video-meta { grid-template-columns: 125px 1fr; }
  .story-grid { grid-template-rows: 370px 370px 430px; }
  .support-grid { gap: 60px; }
}

@media (min-width: 1021px) and (max-width: 1280px) {
  .hero { min-height: auto; padding: 120px 0 58px; }
  .hero::after, .scroll-cue { display: none; }
  .hero-grid { grid-template-columns: .82fr 1.18fr; gap: 38px; }
  .hero h1 { font-size: clamp(54px, 5.5vw, 68px); }
  .hero h1 > span { margin-bottom: 20px; }
  .hero-kicker { margin-top: 24px; font-size: 17px; }
  .hero-lead { font-size: 12px; }
  .button-row { margin-top: 28px; }
  .hero-specs { margin-top: 32px; }
  .feature-pair { gap: 14px; }
  .compact-feature { min-height: 620px; padding: 40px 34px 0; }
  .integration-feature { min-height: 700px; }
  .compact-feature h3 { font-size: clamp(32px, 3.2vw, 42px); }
  .compact-media { height: 285px; }
  .simhub-plugin-media { height: 300px; }
}

@media (min-width: 701px) and (max-width: 1020px) {
  .hero { min-height: auto; padding: 120px 0 70px; }
  .hero-grid { gap: 52px; }
  .hero h1 { font-size: clamp(60px, 9vw, 78px); }
  .feature-pair { align-items: start; }
  .compact-feature { min-height: 0; padding: 40px 34px 0; }
  .compact-media { position: relative; left: auto; right: auto; bottom: auto; width: calc(100% + 68px); max-width: none; height: 340px; margin: 36px -34px 0; }
  .simhub-plugin-media { height: auto; object-fit: contain; object-position: center center; }
}

@media (max-width: 700px) {
  :root { --shell: min(100% - 32px, 1260px); }
  .section { padding-block: 86px; }
  .site-header { height: 68px; padding-inline: 16px; }
  .site-nav { inset: 68px 0 auto; height: calc(100dvh - 68px); min-height: calc(100vh - 68px); }
  .brand-mark { width: 34px; height: 34px; }
  .hero { padding: 108px 0 54px; }
  .hero::after { display: none; }
  .hero-grid { gap: 54px; }
  .hero h1 { font-size: clamp(51px, 15vw, 72px); }
  .hero-kicker { font-size: 17px; }
  .hero-lead { font-size: 13px; }
  .button-row { flex-direction: column; }
  .button-row .button { width: 100%; }
  .hero-specs li + li { padding-left: 9px; }
  .hero-specs b { font-size: 9px; }
  .hero-image-frame { aspect-ratio: 1; }
  .sequence-panel { left: 12px; width: calc(100% - 24px); }
  .product-grid { gap: 50px; }
  .product-copy { display: grid; gap: 12px; }
  .product-order { margin-top: 26px; }
  .included ul { grid-template-columns: 1fr; }
  .product-gallery { padding: 88px 0; }
  .gallery-heading { margin-bottom: 44px; }
  .gallery-grid { grid-template-columns: 1fr; grid-template-rows: repeat(4, 430px); }
  .gallery-item-large, .gallery-item-wide { grid-column: auto; grid-row: auto; }
  .gallery-item figcaption { grid-template-columns: 32px 1fr; gap: 5px; }
  .gallery-item figcaption small { grid-column: 2; }
  .section-heading { margin-bottom: 50px; }
  .feature { min-height: 0; padding: 35px 0 0; grid-template-columns: 1fr; gap: 30px; }
  .feature + .feature { margin-top: 74px; }
  .feature-number { display: none; }
  .feature-photo, .flag-visual { grid-column: 1; }
  .feature-photo { height: 370px; }
  .flag-visual { grid-template-columns: 1fr; }
  .flag-visual > img { height: 390px; }
  .flag-stack { grid-template-columns: 1fr 1fr; }
  .flag:last-child { grid-column: 1/-1; }
  .feature-pair { margin-top: 70px; }
  .compact-feature { min-height: 660px; padding: 35px 24px 0; }
  .integration-feature { min-height: 720px; }
  .compact-media { height: 265px; }
  .simhub-plugin-media { height: 285px; }
  .media-showcase { margin-top: 90px; padding-top: 54px; }
  .media-showcase-head { margin-bottom: 38px; }
  .video-grid { grid-template-columns: 1fr; }
  .video-card-featured { grid-column: auto; grid-template-columns: 1fr; }
  .video-card-featured .video-meta { padding: 25px; gap: 20px; }
  .video-meta { min-height: 0; grid-template-columns: 1fr; gap: 20px; }
  .race-band { height: 720px; min-height: 0; }
  .race-band-copy { padding-block: 38px; }
  .race-band-copy blockquote { font-size: 14vw; }
  .story-grid { grid-template-columns: 1fr; grid-template-rows: repeat(4,430px); }
  .story-card-tall, .story-card-wide { grid-column: auto; grid-row: auto; }
  .story-card figcaption { flex-direction: column; gap: 6px; }
  .engineering-details { grid-template-columns: 1fr; }
  .engineering-details div + div { border-left: 0; border-top: 1px solid #bfc0bb; }
  .download-list a { min-height: 108px; }
  .final-cta { padding: 100px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 12px; }
  .download-cards { grid-template-columns: 1fr; }
  .manual-files { grid-template-columns: 1fr; }
  .download-main { padding: 75px 0; }
  .manual-file { padding: 27px; grid-template-columns: 1fr; gap: 30px; }
  .manual-file h2 { margin-top: 42px; }
  .manual-file-action { min-width: 0; padding: 20px 0 0; flex-direction: row; align-items: center; border-left: 0; border-top: 1px solid var(--line); }
  .update-state { padding: 28px; }
  .update-state ol { grid-template-columns: 1fr; }
  .update-state li + li { border-left: 0; border-top: 1px solid var(--line); }
  .legal-main { padding: 75px 0 95px; }
  .legal-grid { grid-template-columns: 1fr; margin-top: 50px; }
  .legal-grid section { min-height: 290px; }
  .declaration { margin-top: 80px; padding-top: 72px; }
  .declaration-head { grid-template-columns: 1fr; gap: 26px; margin-bottom: 54px; }
  .declaration-clause { grid-template-columns: 38px 1fr; gap: 12px; }
  .declaration-clause p, .declaration-clause address, .declaration-clause li { font-size: 15px; }
  .standards-list, .signature-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}