:root {
  --ink: #101211;
  --paper: #f3f4f1;
  --white: #fbfcfa;
  --mist: #dfe3df;
  --line: #c9ceca;
  --acid: #dfff42;
  --pad: clamp(22px, 4vw, 72px);
  --atmosphere-rim: rgba(197, 229, 255, .8);
  --atmosphere-mid: rgba(69, 160, 239, .42);
  --atmosphere-deep: rgba(38, 110, 183, .23);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Manrope, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

/* Orbital Venturi prototype ------------------------------------------------ */
html:has(body.orbital-page) { height: 100%; overflow: hidden; background: #02060b; }
body.orbital-page {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #02060b;
}

.orbital-canvas,
.orbital-fallback {
  position: fixed;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.orbital-canvas {
  opacity: 0;
  transition: opacity 900ms ease;
}

.orbital-fallback {
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 20%, rgba(57, 111, 166, .11), transparent 31%),
    radial-gradient(circle at 78% 9%, rgba(28, 68, 111, .1), transparent 26%),
    #02060b;
  transition: opacity 900ms ease;
}

.orbital-fallback::before {
  content: "";
  position: absolute;
  width: 132vmax;
  aspect-ratio: 1;
  left: 50%;
  bottom: -113vmax;
  transform: translateX(-50%) rotate(-8deg);
  border-radius: 50%;
  background:
    linear-gradient(180deg, rgba(145, 204, 255, .2), rgba(1, 8, 17, .64) 35%, rgba(0, 2, 5, .92) 72%),
    url("assets/earth-clouds.jpg") center / cover no-repeat,
    url("assets/earth-blue-marble.jpg") center / cover no-repeat;
  background-blend-mode: multiply, screen, normal;
  box-shadow:
    0 -2px 0 var(--atmosphere-rim),
    0 -10px 28px var(--atmosphere-mid),
    0 -44px 130px var(--atmosphere-deep);
  filter: saturate(.84) contrast(1.06) brightness(.8);
}

body.orbital-ready .orbital-canvas { opacity: 1; }
body.orbital-ready .orbital-fallback { opacity: 0; }

.venturi-scroll {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  scroll-padding-top: 32px;
  scrollbar-color: rgba(180, 211, 239, .55) rgba(255, 255, 255, .04);
  scrollbar-width: thin;
}

.dossier-shell {
  position: relative;
  width: min(1180px, calc(100% - 64px));
  margin: clamp(28px, 6vh, 68px) auto 8vh;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid #43aeff;
  border-radius: 10px;
  box-shadow:
    0 0 0 1px rgba(58, 166, 255, .34),
    0 0 22px 3px rgba(31, 145, 255, .64),
    0 0 76px 8px rgba(24, 111, 224, .4),
    0 70px 160px rgba(0, 0, 0, .68);
}

.dossier-shell::after {
  content: "";
  position: absolute;
  z-index: 30;
  inset: 0;
  border: 1px solid rgba(177, 225, 255, .78);
  border-radius: inherit;
  box-shadow: inset 0 0 12px rgba(48, 159, 255, .3);
  pointer-events: none;
}

.orbital-afterword {
  width: min(1180px, calc(100% - 64px));
  min-height: 58vh;
  margin: 0 auto;
  padding: 0 0 clamp(24px, 4vw, 56px);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  color: rgba(221, 236, 248, .72);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.orbital-afterword p { margin: 0; }

.utility-strip { position: absolute; z-index: 12; top: 0; left: 0; width: 100%; height: 29px; overflow: hidden; color: white; background: var(--ink); border-bottom: 1px solid rgba(255,255,255,.22); }
.utility-track { width: max-content; height: 100%; display: flex; align-items: center; animation: utility-scroll 28s linear infinite; }
.utility-track span { display: inline-flex; align-items: center; font-size: 8px; font-weight: 800; letter-spacing: .15em; white-space: nowrap; }
.utility-track span::after { content: "/"; margin: 0 55px; opacity: .45; }

.site-header {
  position: absolute;
  z-index: 10;
  top: 29px;
  left: 0;
  width: 100%;
  height: 86px;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid rgba(16,18,17,.15);
}
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 800; letter-spacing: .16em; }
.brand-mark { width: 25px; height: 25px; fill: currentColor; }
.site-header .brand { justify-self: start; gap: 14px; }
.site-header .brand-mark { width: 38px; height: 38px; flex: 0 0 auto; }
.site-header .brand-label { font-size: 18px; line-height: 1; letter-spacing: .18em; }
nav { display: flex; gap: 34px; font-size: 12px; font-weight: 600; }
nav a { transition: opacity .2s; }
nav a:hover { opacity: .5; }
.header-cta { justify-self: end; font-size: 12px; font-weight: 700; border-bottom: 1px solid; padding-bottom: 4px; }

.hero {
  min-height: 780px;
  height: 100vh;
  max-height: 980px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  background: var(--white);
}
.hero-copy { padding: 195px 3vw 52px var(--pad); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.eyebrow, .section-index { margin: 0 0 34px; font-size: 10px; letter-spacing: .17em; font-weight: 700; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(64px, 7vw, 126px); line-height: .84; letter-spacing: -.075em; font-weight: 700; }
h1 em { font-style: normal; color: #929894; }
.lede { max-width: 500px; margin: 38px 0; font-size: clamp(16px, 1.35vw, 21px); line-height: 1.55; color: #4e5451; }
.button { display: inline-flex; gap: 46px; align-items: center; padding: 17px 20px; font-size: 12px; font-weight: 700; }
.button-dark { color: white; background: var(--ink); transition: box-shadow .25s ease, transform .25s ease; }
.button-dark:hover,
.button-dark:focus-visible {
  background: linear-gradient(105deg, rgba(0, 82, 255, .86), rgba(0, 155, 255, .7) 58%, rgba(78, 203, 255, .52));
  box-shadow: inset 0 0 34px rgba(176, 232, 255, .3), 0 0 22px rgba(24, 145, 255, .3);
}
.button-dark:focus-visible { outline: 2px solid #168eff; outline-offset: 3px; }
.button span { font-size: 17px; }
.hero-meta { width: 100%; margin-top: auto; padding-top: 40px; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); font-size: 8px; font-weight: 700; letter-spacing: .14em; }

.product-stage { position: relative; isolation: isolate; overflow: hidden; background: #dce0dd; min-width: 0; }
.product-stage::before { content: ""; position: absolute; z-index: 1; inset: 0; background: linear-gradient(90deg, rgba(16,18,17,.06), transparent 25%), linear-gradient(0deg, rgba(16,18,17,.24), transparent 22%); pointer-events: none; }
.hat-wrap { position: absolute; z-index: 0; inset: 0; display: flex; align-items: center; justify-content: center; }
.hat { width: 100%; height: 100%; object-fit: cover; object-position: 70% 28%; filter: contrast(1.02) saturate(.88); transform: scale(1.82); transform-origin: 78% 22%; }
.stage-word { position: absolute; z-index: 3; left: 4%; bottom: 4%; margin: 0; color: var(--ink); font-size: clamp(50px, 7.5vw, 130px); font-weight: 800; letter-spacing: -.08em; line-height: .8; }
.mobile-stage-word { display: none; }

.message-band { overflow: hidden; padding: 20px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: var(--white); }
.message-track { width: max-content; display: flex; align-items: center; animation: message-scroll 34s linear infinite; }
.message-track span { font-size: clamp(22px, 2.4vw, 38px); font-weight: 700; letter-spacing: -.04em; white-space: nowrap; }
.message-track i { margin: 0 42px; font-size: 20px; font-style: normal; }

.statement { padding: 130px var(--pad) 105px; border-top: 1px solid var(--line); background: var(--paper); }
.statement-intro { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(310px, .75fr); gap: clamp(46px, 7vw, 120px); align-items: end; }
.statement h2, .architecture h2, .waitlist h2 { margin: 0; font-size: clamp(48px, 6.6vw, 105px); line-height: .98; letter-spacing: -.065em; }
.statement h2 span { color: #969c98; }
.statement-intro > p { max-width: 540px; margin: 0 0 7px; font-size: 17px; line-height: 1.65; color: #555b58; }
.statement-hat-mobile { display: none; }

.hat-carousel { margin-top: clamp(70px, 8vw, 120px); }
.hat-carousel-head { padding: 0 0 15px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--ink); }
.hat-carousel-head p,
.hat-carousel-controls > p,
.hat-carousel-note { margin: 0; font-size: 9px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.hat-carousel-track { display: flex; overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x mandatory; scrollbar-width: none; border-bottom: 1px solid var(--ink); outline: none; touch-action: pan-x pan-y; }
.hat-carousel-track::-webkit-scrollbar { display: none; }
.hat-carousel-track:focus-visible { box-shadow: inset 0 0 0 2px #168eff; }
.hat-slide { flex: 0 0 100%; min-width: 0; margin: 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(190px, 22%); scroll-snap-align: start; scroll-snap-stop: always; background: #e7e8e7; }
.hat-view { position: relative; min-width: 0; aspect-ratio: 746 / 582; overflow: hidden; background: #e7e8e7; user-select: none; }
.hat-view img { position: absolute; width: 200%; height: 200%; max-width: none; object-fit: fill; filter: contrast(1.015) saturate(.92); pointer-events: none; user-select: none; }
.hat-view-three-quarter img { top: 0; left: -2.5%; }
.hat-view-front img { top: 0; left: -102.5%; }
.hat-view-profile img { top: -100%; left: -2.5%; }
.hat-view-rear img { top: -100%; left: -102.5%; }
.hat-slide figcaption { padding: 25px 23px 27px; border-left: 1px solid var(--ink); display: flex; flex-direction: column; justify-content: space-between; gap: 36px; color: var(--ink); background: var(--white); }
.hat-slide figcaption > span:first-child { font-size: 10px; font-weight: 700; letter-spacing: .16em; }
.hat-slide figcaption > span:last-child { display: grid; gap: 7px; }
.hat-slide figcaption strong { font-size: clamp(20px, 2vw, 30px); line-height: 1; letter-spacing: -.045em; }
.hat-slide figcaption small { color: #656b68; font-size: 9px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.hat-carousel-controls { min-height: 68px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; }
.hat-carousel-controls > p { color: #686e6b; }
.hat-carousel-dots { display: flex; align-items: center; gap: 8px; }
.hat-carousel-dots button { width: 28px; height: 18px; padding: 0; border: 0; background: transparent; cursor: pointer; }
.hat-carousel-dots button::before { content: ""; display: block; width: 100%; height: 2px; background: #b0b5b2; transition: background .2s ease, transform .2s ease; }
.hat-carousel-dots button[aria-current="true"]::before { background: var(--ink); transform: scaleY(2); }
.hat-carousel-dots button:focus-visible { outline: 2px solid #168eff; outline-offset: 2px; }
.hat-carousel-arrows { justify-self: end; display: flex; }
.hat-carousel-arrows button { width: 52px; height: 44px; padding: 0; border: 1px solid var(--ink); color: var(--ink); background: transparent; font: inherit; font-size: 20px; line-height: 1; cursor: pointer; transition: color .2s ease, background .2s ease, opacity .2s ease; }
.hat-carousel-arrows button + button { border-left: 0; }
.hat-carousel-arrows button:hover:not(:disabled),
.hat-carousel-arrows button:focus-visible { color: white; background: #168eff; }
.hat-carousel-arrows button:focus-visible { position: relative; z-index: 1; outline: 2px solid #168eff; outline-offset: 2px; }
.hat-carousel-arrows button:disabled { cursor: default; opacity: .25; }
.hat-carousel-note { padding-top: 13px; color: #858b88; font-size: 7px; text-align: right; }

.product-views { display: grid; grid-template-columns: .72fr 1.28fr; background: var(--white); border-top: 1px solid var(--line); }
.product-views-copy { padding: 48px var(--pad) 70px; display: flex; flex-direction: column; justify-content: flex-start; }
.product-views-copy h2 { margin: 0; font-size: clamp(45px, 4.6vw, 76px); line-height: 1; letter-spacing: -.06em; }
.product-views-copy .interface-accent { color: #969c98; }
.product-views-copy > p { max-width: 490px; margin: 40px 0 0; font-size: 15px; line-height: 1.7; color: #5d6460; }
.product-views figure { margin: 0; padding: 56px 28px 16px 0; }
.product-views figure img { display: block; width: 100%; height: auto; background: #e7e8e7; }
.product-views figcaption { margin-top: 10px; text-align: right; font-size: 8px; letter-spacing: .09em; text-transform: uppercase; color: #777d79; }

.system-index { padding: 80px var(--pad) 110px; background: var(--white); border-top: 1px solid var(--line); }
.system-index .section-index { margin-bottom: 44px; }
.system-index ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.system-index li { display: grid; grid-template-columns: 8% 35% 1fr; align-items: center; min-height: 98px; border-bottom: 1px solid var(--ink); transition: background .25s, padding .25s; }
.system-index li:hover { padding: 0 18px; background: var(--acid); }
.system-index li span { font-size: 9px; letter-spacing: .12em; }
.system-index li strong { font-size: clamp(24px, 3vw, 43px); letter-spacing: -.05em; }
.system-index li small { justify-self: end; font-size: 13px; font-weight: 700; color: #606662; }
.system-index .system-item-expandable { display: block; min-height: 0; padding: 0; background: transparent; }
.system-index .system-item-expandable:hover { padding: 0; background: transparent; }
.system-trigger {
  width: 100%;
  min-height: 97px;
  padding: 0;
  border: 0;
  display: grid;
  grid-template-columns: 8% 35% 1fr 32px;
  align-items: center;
  color: var(--ink);
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .25s, color .25s, box-shadow .25s, padding .25s;
}
.system-trigger:hover,
.system-trigger[aria-expanded="true"] {
  padding: 0 18px;
  color: white;
  background: linear-gradient(105deg, rgba(0, 82, 255, .86), rgba(0, 155, 255, .7) 58%, rgba(78, 203, 255, .52));
  box-shadow: inset 0 0 34px rgba(176, 232, 255, .3), 0 0 22px rgba(24, 145, 255, .3);
}
.system-trigger:hover small,
.system-trigger[aria-expanded="true"] small { color: rgba(255, 255, 255, .82); }
.system-trigger:focus-visible { outline: 2px solid #168eff; outline-offset: -3px; }
.system-trigger .system-toggle { justify-self: end; font-size: 24px; font-weight: 800; line-height: 1; letter-spacing: 0; }
.system-drawer { display: grid; grid-template-rows: 0fr; background: #e8ece9; transition: grid-template-rows .42s cubic-bezier(.22,1,.36,1); }
.system-drawer-inner { min-height: 0; overflow: hidden; }
.system-drawer-copy {
  padding: 0 18px;
  display: grid;
  grid-template-columns: 8% 35% 1fr 32px;
  opacity: 0;
  transform: translateY(-10px);
  transition: padding .42s cubic-bezier(.22,1,.36,1), opacity .25s ease, transform .42s cubic-bezier(.22,1,.36,1);
}
.system-drawer-copy p { grid-column: 2 / 4; max-width: 690px; margin: 0; color: #4f5652; font-size: 15px; line-height: 1.7; }
.system-item-expandable.is-open .system-drawer { grid-template-rows: 1fr; }
.system-item-expandable.is-open .system-drawer-copy { padding-top: 28px; padding-bottom: 38px; opacity: 1; transform: translateY(0); }

.compact-system-index { max-width: 500px; margin-top: 28px; }
.compact-system-index > p { margin: 0 0 12px; font-size: 8px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.compact-system-index ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.compact-system-index .system-item-expandable { border-bottom: 1px solid var(--ink); }
.compact-system-index .system-trigger {
  min-height: 56px;
  padding: 0 5px;
  grid-template-columns: 20px minmax(92px, .92fr) minmax(74px, .78fr) 17px;
  column-gap: 6px;
}
.compact-system-index .system-trigger:hover,
.compact-system-index .system-trigger[aria-expanded="true"] { padding: 0 5px; }
.compact-system-index .system-trigger > span:first-child { font-size: 7px; letter-spacing: .1em; }
.compact-system-index .system-trigger strong { min-width: 0; font-size: clamp(15px, 1.55vw, 21px); line-height: 1; letter-spacing: -.045em; }
.compact-system-index .system-trigger small { justify-self: end; color: #606662; font-size: 8px; font-weight: 700; line-height: 1.25; text-align: right; }
.compact-system-index .system-trigger .system-toggle { grid-column: auto; font-size: 19px; }
.compact-system-index .system-drawer-copy { padding-right: 8px; padding-left: 8px; grid-template-columns: 1fr; }
.compact-system-index .system-drawer-copy p { grid-column: 1; font-size: 11px; line-height: 1.6; }
.compact-system-index .system-item-expandable.is-open .system-drawer-copy { padding-top: 15px; padding-bottom: 18px; }

.architecture { background: var(--ink); color: white; padding: 130px var(--pad) 50px; }
.architecture-head { display: grid; grid-template-columns: 28% 47% 25%; align-items: end; margin-bottom: 70px; }
.architecture-head .section-index { align-self: start; }
.architecture-head h2 { font-size: clamp(50px, 5.5vw, 84px); }
.architecture-head > p:last-child { margin: 0; color: #a9afac; line-height: 1.6; }
.tech-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: #3d403f; border: 1px solid #3d403f; }
.tech-card { min-height: 390px; padding: 30px; background: var(--white); color: var(--ink); display: flex; flex-direction: column; }
.tech-card.featured { grid-column: span 2; grid-row: span 2; min-height: 780px; padding: 0; }
.tech-card.dark-card { background: #222524; color: white; }
.tech-number { margin: auto 0 14px; font-size: 9px; letter-spacing: .15em; opacity: .55; }
.tech-card h3 { margin: 0 0 12px; font-size: 24px; letter-spacing: -.035em; }
.tech-card p { margin: 0; max-width: 390px; font-size: 13px; line-height: 1.65; color: #666d69; }
.dark-card p { color: #a9afac; }
.tech-copy { padding: 30px; }
.tech-copy .tech-number { display: block; margin: 0 0 14px; }
.tech-visual { position: relative; flex: 1; min-height: 580px; overflow: hidden; background: #d9ddda; }
.gap-shell { position: absolute; width: 80%; height: 76%; top: 13%; left: 10%; border: 2px solid #252826; border-bottom: 0; border-radius: 50% 50% 20% 20%; background-image: radial-gradient(#777d7a 1.4px, transparent 1.4px); background-size: 12px 12px; }
.gap-head { position: absolute; width: 58%; height: 58%; bottom: -8%; left: 21%; border-radius: 50% 50% 0 0; background: #aeb4b0; }
.flow { position: absolute; font-size: 40px; font-weight: 200; animation: breathe 3s ease-in-out infinite; }
.f1 { left: 9%; top: 67%; }.f2 { right: 8%; top: 60%; animation-delay: .7s; }.f3 { left: 44%; top: 17%; transform: rotate(-90deg); animation-delay: 1.4s; }
.mini-icon { height: 170px; margin-bottom: 30px; }
.mesh-icon { background-image: radial-gradient(#454a47 1.5px, transparent 1.5px); background-size: 12px 12px; mask-image: linear-gradient(to bottom, black, transparent); }
.bulkhead-icon { border: 1px solid #656a67; background-image: linear-gradient(45deg, transparent 46%, #656a67 47%, #656a67 53%, transparent 54%), linear-gradient(-45deg, transparent 46%, #656a67 47%, #656a67 53%, transparent 54%); background-size: 27px 27px; }
.band-icon { display: flex; gap: 8px; align-items: center; justify-content: center; }
.band-icon i { display: block; width: 25%; height: 70%; background: #c7ccc8; border-radius: 80% 15%; }
.band-icon i:nth-child(2) { height: 92%; background: #959c98; }
.claim-note { margin: 26px 0 0; text-align: right; color: #777d7a; font-size: 9px; letter-spacing: .06em; }

.philosophy { display: grid; grid-template-columns: 1fr 1fr; min-height: 730px; }
.philosophy-image { position: relative; min-height: 630px; overflow: hidden; background: #c7ccc8; }
.philosophy-image > span { position: absolute; top: 32px; left: 32px; z-index: 2; font-size: 9px; letter-spacing: .18em; }
.sun { position: absolute; width: 68vw; height: 68vw; max-width: 850px; max-height: 850px; border-radius: 50%; background: var(--acid); left: -31%; top: 12%; }
.runner-line { position: absolute; z-index: 1; width: 38%; height: 65%; right: 10%; bottom: -5%; border: 3px solid var(--ink); border-radius: 52% 48% 10% 10%; transform: rotate(8deg); }
.runner-line::before { content: ""; position: absolute; width: 120%; height: 20%; border-top: 3px solid; top: 25%; left: -65%; transform: rotate(-16deg); }
.philosophy-copy { padding: 100px var(--pad); display: flex; flex-direction: column; justify-content: center; }
.philosophy-copy blockquote { margin: 0 0 50px; max-width: 650px; font-size: clamp(36px, 4.2vw, 68px); line-height: 1.08; letter-spacing: -.05em; }
.philosophy-copy > p:last-child { max-width: 510px; font-size: 16px; line-height: 1.7; color: #555b58; }

.waitlist { padding: 120px var(--pad); background: var(--acid); display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 8vw; }
.waitlist h2 { font-size: clamp(56px, 7vw, 106px); }
.signup { padding-bottom: 12px; }
.signup label { display: block; margin-bottom: 24px; font-size: 15px; font-weight: 600; }
.input-row { display: flex; border-bottom: 2px solid var(--ink); }
.signup input { flex: 1; min-width: 0; padding: 18px 0; border: 0; outline: 0; background: transparent; font: inherit; font-size: 15px; }
.signup input::placeholder { color: rgba(16,18,17,.55); }
.signup button { border: 0; background: transparent; font: inherit; font-weight: 800; cursor: pointer; padding: 18px 0 18px 22px; }
.signup button span { margin-left: 12px; }
.form-status { font-size: 10px; margin-top: 14px; opacity: .65; }

footer { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 150px; padding: 30px var(--pad); background: var(--ink); color: white; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
footer > p:last-child { justify-self: end; }

@keyframes breathe { 0%,100% { transform: translateX(0); opacity: .35; } 50% { transform: translateX(12px); opacity: 1; } }
@keyframes utility-scroll { to { transform: translateX(-50%); } }
@keyframes message-scroll { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .flow, .utility-track, .message-track { animation: none; } .system-drawer, .system-drawer-copy { transition: none; } }

@media (max-width: 900px) {
  .dossier-shell,
  .orbital-afterword { width: calc(100% - 28px); }
  .dossier-shell { margin-top: 14px; border-radius: 7px; }
  .site-header { grid-template-columns: 1fr auto; height: 72px; }
  .site-header .brand { gap: 11px; }
  .site-header .brand-mark { width: 32px; height: 32px; }
  .site-header .brand-label { font-size: 15px; }
  nav { display: none; }
  .hero { width: 100%; height: auto; max-height: none; min-width: 0; min-height: 0; grid-template-columns: minmax(0, 1fr); }
  .hero-copy { width: 100%; min-width: 0; min-height: 650px; padding-top: 140px; }
  .product-stage { min-height: 630px; }
  .statement { padding-top: 90px; padding-bottom: 90px; }
  .statement-intro, .architecture-head { grid-template-columns: 1fr; gap: 38px; }
  .statement-intro > p { margin: 0; }
  .hat-slide { grid-template-columns: minmax(0, 1fr) 170px; }
  .architecture { padding-top: 90px; }
  .product-views { grid-template-columns: 1fr; }
  .product-views-copy { padding-top: 80px; padding-bottom: 70px; }
  .product-views figure { padding: 0 var(--pad) 70px; }
  .system-index li { grid-template-columns: 10% 55% 35%; }
  .system-trigger,
  .system-drawer-copy { grid-template-columns: 10% 55% 1fr 32px; }
  .tech-grid { grid-template-columns: 1fr 1fr; }
  .tech-card.featured { grid-column: span 2; min-height: 700px; }
  .philosophy { grid-template-columns: 1fr; }
  .waitlist { grid-template-columns: 1fr; gap: 70px; }
}

@media (max-width: 580px) {
  .orbital-afterword { min-height: 52vh; flex-direction: column; align-items: flex-start; justify-content: flex-end; }
  .hero-copy { min-height: 610px; padding-right: var(--pad); }
  .mobile-stage-word { display: block; margin: 0 0 30px; font-size: clamp(54px, 16vw, 66px); font-weight: 800; line-height: .82; letter-spacing: -.075em; }
  .hero-copy > .hat-carousel {
    order: 0;
    align-self: center;
    width: 300px;
    max-width: 100%;
    min-width: 0;
    margin: 0 auto 44px;
    transform: none;
  }
  h1 { font-size: 64px; }
  .product-stage { display: none; }
  .hat { object-position: 70% 28%; transform: scale(1.55); transform-origin: 75% 20%; }
  .statement h2, .architecture h2, .waitlist h2 { font-size: 48px; }
  .statement { padding-top: 74px; padding-bottom: 72px; display: flex; flex-direction: column; }
  .statement-intro { order: 0; margin-top: 0; }
  .statement-intro > p { display: none; }
  .statement-hat-mobile { display: block; width: 100%; margin: 0; }
  .statement-hat-mobile img { display: block; width: 100%; height: auto; background: #e7e8e7; }
  .statement-hat-mobile figcaption { margin-top: 9px; color: #777d79; font-size: 7px; line-height: 1.45; letter-spacing: .09em; text-align: right; text-transform: uppercase; }
  .product-views > figure { display: none; }
  .hat-carousel { order: 1; margin-top: 0; }
  .hat-slide { grid-template-columns: 1fr; }
  .hero-copy > .hat-carousel .hat-carousel-head { display: none; }
  .hat-slide figcaption { min-height: 72px; padding: 12px 0 13px; border-top: 1px solid var(--ink); border-left: 0; flex-direction: row; align-items: flex-end; gap: 12px; }
  .hat-slide figcaption > span:last-child { text-align: right; }
  .hat-carousel-controls { min-height: 52px; grid-template-columns: 1fr auto; }
  .hat-carousel-controls > p { display: none; }
  .hat-carousel-dots { justify-self: start; }
  .hat-carousel-dots button { width: 22px; }
  .hat-carousel-arrows button { width: 46px; }
  .hat-carousel-note { padding-top: 8px; line-height: 1.45; }
  .tech-grid { grid-template-columns: 1fr; }
  .tech-card.featured { grid-column: span 1; min-height: 620px; }
  .tech-visual { min-height: 450px; }
  .tech-card { min-height: 340px; }
  .philosophy-image { min-height: 500px; }
  .philosophy-copy { padding-top: 75px; padding-bottom: 75px; }
  .philosophy-copy blockquote { font-size: 40px; }
  .system-index { padding-top: 65px; padding-bottom: 80px; }
  .system-index li { grid-template-columns: 13% 1fr; min-height: 86px; }
  .system-index li small { display: none; }
  .system-trigger { min-height: 86px; grid-template-columns: 13% 1fr auto; }
  .system-trigger .system-toggle { grid-column: 3; }
  .system-drawer-copy { grid-template-columns: 1fr; }
  .system-drawer-copy p { grid-column: 1; }
  .product-views-copy h2 { display: none; }
  .product-views-copy > p { margin-top: 0; }
  .hero-meta { display: none; }
  footer { grid-template-columns: 1fr; gap: 22px; }
  footer > p, footer > p:last-child { justify-self: start; margin: 0; }
}