:root {
  color-scheme: light;
  --paper: #e7eaf1;
  --paper-rgb: 231, 234, 241;
  --ink: #10192a;
  --ink-soft: #59667a;
  --ink-faint: #8993a4;
  --line: rgba(34, 50, 74, 0.13);
  --blue: #5374a7;
  --blue-light: #95cae7;
  --violet: #7876af;
  --amber: #c68f54;
  --dark: #0a1020;
  --dark-2: #0d1528;
  --dark-3: #111b30;
  --dark-text: #edf4fb;
  --dark-muted: #97a8bf;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --page-progress: 0;
  --header-h: 74px;
  font-family: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
html.is-chapter-navigating { scroll-behavior: auto; }
body { margin: 0; background: var(--paper); color: var(--ink); overflow-x: clip; }
button, input { font: inherit; }
a { color: inherit; }
img { display: block; max-width: 100%; }

::selection { background: #8eb9dc; color: #0b1629; }

.skip-link {
  position: fixed; z-index: 1000; left: 18px; top: 12px; padding: 10px 14px;
  color: white; background: var(--ink); border-radius: 4px; transform: translateY(-150%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.ambient-noise {
  position: fixed; z-index: 100; inset: 0; pointer-events: none; opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

.site-header {
  position: fixed; z-index: 90; top: 0; left: 0; right: 0; height: var(--header-h);
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; padding: 0 clamp(22px, 4vw, 66px);
  color: var(--ink); transition: color .8s var(--ease), background-color .8s var(--ease), backdrop-filter .8s ease;
}
.site-header::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0;
  background: linear-gradient(to bottom, rgba(var(--paper-rgb), .82), rgba(var(--paper-rgb), .52));
  backdrop-filter: blur(20px); transition: opacity .5s ease;
}
.site-header.is-scrolled::before { opacity: 1; }
.site-header.is-dark { color: var(--dark-text); }
.site-header.is-dark::before { background: linear-gradient(to bottom, rgba(10,16,32,.88), rgba(10,16,32,.64)); }
.wordmark { position: relative; z-index: 1; justify-self: start; display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; font-size: 18px; letter-spacing: -.04em; }
.wordmark__logo {
  display: block;
  flex: 0 0 auto;
  width: 25px;
  height: 25px;
  object-fit: contain;
  opacity: .9;
}
.site-header.is-dark .wordmark__logo { filter: invert(1); opacity: .88; }
.chapter-name { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.site-nav { position: relative; z-index: 1; justify-self: end; display: flex; align-items: center; gap: 28px; }
.site-nav a { position: relative; text-decoration: none; font-size: 12px; font-weight: 600; letter-spacing: .02em; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -7px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .35s var(--ease); }
.site-nav a:hover::after, .site-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.page-progress { position: absolute; left: clamp(145px,13vw,190px); right: clamp(112px,10vw,155px); top: 50%; height: 1px; overflow: hidden; background: rgba(42,57,80,.13); transition: background-color .7s ease; }
.site-header.is-dark .page-progress { background: rgba(188,211,228,.14); }
.page-progress span { display: block; height: 100%; background: linear-gradient(90deg, #628ab0, #9acff0, #8379b7); transform: scaleX(var(--page-progress)); transform-origin: left; box-shadow: 0 0 9px #91cde9; }

.chapter-rail {
  position: fixed; z-index: 80; right: clamp(17px, 2.4vw, 40px); top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: column; align-items: flex-end; gap: 14px; color: var(--ink); transition: color .7s ease;
}
.chapter-rail.is-dark { color: var(--dark-text); }
.chapter-rail a { display: flex; flex-direction: row-reverse; align-items: center; gap: 11px; text-decoration: none; opacity: .32; transition: opacity .3s ease; }
.chapter-rail a::before { content: ""; width: 5px; height: 5px; border: 1px solid currentColor; border-radius: 50%; transition: background .3s ease, transform .3s ease, box-shadow .3s ease; }
.chapter-rail a span { font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .12em; text-transform: uppercase; transform: translateX(7px); opacity: 0; transition: opacity .3s ease, transform .3s var(--ease); }
.chapter-rail a:hover, .chapter-rail a:focus-visible, .chapter-rail a.is-active { opacity: .9; }
.chapter-rail a:hover span, .chapter-rail a:focus-visible span { opacity: 1; transform: translateX(0); }
.chapter-rail a.is-active::before { background: currentColor; transform: scale(1.45); box-shadow: 0 0 10px currentColor; }

.chapter-stepper {
  position: fixed; z-index: 85; inset: 0; color: var(--ink-soft);
  opacity: 0; pointer-events: none;
  transition: opacity .5s ease, color .7s ease;
}
.chapter-stepper.is-visible { opacity: .72; }
.chapter-stepper.is-dark { color: #a5b7ca; }
.chapter-step {
  position: absolute; left: 50%; width: 58px; min-height: 32px; margin-left: -29px; padding: 0; border: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0;
  color: inherit; background: transparent; cursor: pointer; pointer-events: auto;
  transition: color .3s ease, opacity .3s ease, transform .45s var(--ease);
}
.chapter-step--previous { top: calc(var(--header-h) + 5px); min-height: 30px; gap: 0; }
.chapter-step--next { bottom: clamp(14px, 2.5vh, 26px); }
.chapter-step--previous:hover, .chapter-step--previous:focus-visible { color: var(--blue); transform: translateY(-3px); }
.chapter-step--next:hover, .chapter-step--next:focus-visible { color: var(--blue); transform: translateY(3px); }
.chapter-stepper.is-dark .chapter-step:hover, .chapter-stepper.is-dark .chapter-step:focus-visible { color: #9dd7ed; }
.chapter-step:disabled { visibility: hidden; opacity: 0; pointer-events: none; }
.chapter-step__label {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.signal-chevron { display: block; flex: 0 0 auto; width: 30px; height: 18px; overflow: visible; }
.signal-chevron path { fill: none; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.signal-chevron__track { stroke: currentColor; stroke-width: 1px; opacity: .23; }
.signal-chevron__pulse {
  stroke: #5b9fc6; stroke-width: 1.35px; stroke-dasharray: .2 .8; stroke-dashoffset: 1;
  opacity: 0; filter: drop-shadow(0 0 3px rgba(89, 172, 211, .72));
  animation: chevronSignal 2.9s var(--ease) infinite;
}
.chapter-step--previous .signal-chevron__pulse { animation-delay: -1.45s; }
.chapter-stepper.is-dark .signal-chevron__pulse { stroke: #91d2eb; filter: drop-shadow(0 0 4px rgba(113, 203, 237, .72)); }

.hero {
  position: relative; min-height: 100svh; display: grid; place-items: center; isolation: isolate; overflow: hidden;
  background: var(--paper);
}
.hero::before { display: none; }
.hero-trimesh {
  position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; overflow: visible;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.96) 42%, rgba(0,0,0,.58) 63%, rgba(0,0,0,.08) 81%, transparent 90%);
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.96) 42%, rgba(0,0,0,.58) 63%, rgba(0,0,0,.08) 81%, transparent 90%);
}
.tri-links path {
  fill: none; stroke: #4087b5; stroke-width: 1.1px; stroke-opacity: .32;
  stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke;
}
.tri-node {
  fill: none; stroke: #3f88b7; stroke-width: 1.2px; stroke-opacity: .52;
  vector-effect: non-scaling-stroke; transform-box: fill-box; transform-origin: center;
}
.tri-node--awake { animation: triNodeBreath var(--node-duration, 9s) var(--node-delay, 0s) ease-in-out infinite; }
.hero-trimesh:not(.is-visible) .tri-node--awake { animation-play-state: paused; }
.hero-tri-veil {
  position: absolute; z-index: 1; inset: 0; pointer-events: none;
  background: linear-gradient(180deg,
    rgba(var(--paper-rgb), .02) 0%,
    rgba(var(--paper-rgb), .08) 30%,
    rgba(var(--paper-rgb), .42) 54%,
    rgba(var(--paper-rgb), .84) 72%,
    var(--paper) 88%);
}
.hero-tri-wash {
  position: absolute; z-index: 1; inset: 0; pointer-events: none;
  background: linear-gradient(180deg,
    rgba(19, 43, 68, .17) 0%,
    rgba(31, 81, 116, .09) 25%,
    rgba(65, 135, 176, .025) 50%,
    transparent 72%);
}
.hero__content { position: relative; z-index: 2; width: min(1180px, calc(100% - 48px)); text-align: center; transform: translateY(-2vh); }
.eyebrow { margin: 0 0 25px; font-family: "DM Mono", monospace; font-size: 10px; line-height: 1.5; letter-spacing: .18em; text-transform: uppercase; color: var(--blue); }
.hero__eyebrow { margin-bottom: clamp(25px, 4vh, 45px); opacity: .7; animation: revealUp 1.1s .15s var(--ease) both; }
.hero h1 {
  margin: -.12em -.08em -.2em; padding: .12em .08em .2em; overflow: visible;
  font-size: clamp(48px, 8.7vw, 132px); line-height: .91; letter-spacing: -.075em; font-weight: 500;
  color: #253d53;
  background-image:
    repeating-linear-gradient(118deg, rgba(223, 242, 251, .2) 0 1px, rgba(20, 45, 66, .13) 1px 3px, transparent 3px 6px),
    linear-gradient(112deg, #172b40 0%, #29455d 31%, #4c7189 54%, #253d55 77%, #182d43 100%);
  background-size: 7px 7px, 100% 100%;
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero h1 > * { position: relative; }
.energy-text {
  position: relative; display: inline-block; overflow: visible; white-space: nowrap; line-height: 1.08;
  margin: -.14em -.13em -.24em .035em; padding: .14em .13em .24em .025em;
  color: #568dae;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='78' height='44' viewBox='0 0 78 44'%3E%3Cg fill='none' stroke='%23ecfbff' stroke-opacity='.46' stroke-width='.55' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M0 6h12v5h9V3h14v11h16v-4h27'/%3E%3Cpath d='M0 28h9v-8h14v14h13v8h16V29h26'/%3E%3Cpath d='M6 44v-7h11V25M34 0v6h12v15h11V13h21'/%3E%3Cpath d='M0 17h6v-7h13M24 44v-9h10v-8h15M63 0v5h8v9h7'/%3E%3C/g%3E%3Cg fill='%23f5fdff' fill-opacity='.58'%3E%3Ccircle cx='12' cy='6' r='.85'/%3E%3Ccircle cx='21' cy='11' r='.72'/%3E%3Ccircle cx='35' cy='14' r='.78'/%3E%3Ccircle cx='51' cy='10' r='.72'/%3E%3Ccircle cx='9' cy='28' r='.78'/%3E%3Ccircle cx='23' cy='34' r='.85'/%3E%3Ccircle cx='36' cy='42' r='.72'/%3E%3Ccircle cx='52' cy='29' r='.8'/%3E%3Ccircle cx='17' cy='25' r='.72'/%3E%3Ccircle cx='46' cy='21' r='.72'/%3E%3Ccircle cx='63' cy='13' r='.78'/%3E%3C/g%3E%3C/svg%3E"),
    linear-gradient(108deg, #294f70 0%, #4c8ead 38%, #82c7dc 65%, #496a98 100%);
  background-size: 78px 44px, 100% 100%;
  background-position: center, center;
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  -webkit-text-stroke: .3px rgba(42, 98, 132, .42);
  filter: drop-shadow(0 0 9px rgba(105, 188, 215, .09));
}
.energy-text::after {
  content: none;
}
.scroll-cue { position: absolute; z-index: 3; bottom: clamp(24px, 5vh, 50px); display: flex; flex-direction: column; align-items: center; gap: 13px; text-decoration: none; font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .17em; text-transform: uppercase; color: var(--ink-soft); transition: color .3s ease, transform .45s var(--ease); }
.scroll-cue > span { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.scroll-cue:hover, .scroll-cue:focus-visible { color: var(--blue); transform: translateY(3px); }

.story { position: relative; min-height: 152svh; background: var(--paper); --p: .5; }
.scene { --copy-origin: clamp(72px, 8vw, 140px); position: sticky; top: 0; min-height: 100svh; overflow: hidden; isolation: isolate; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(390px, .88fr); align-items: center; gap: clamp(24px, 4vw, 84px); padding: calc(var(--header-h) + 28px) clamp(55px, 8vw, 142px) 42px; }
.story--reverse .scene { --copy-origin: clamp(-140px, -8vw, -72px); grid-template-columns: minmax(390px, .88fr) minmax(0, 1.12fr); }
.story--reverse .scene__visual { grid-column: 2; }
.story--reverse .scene__copy { grid-column: 1; grid-row: 1; }
.scene::before, .scene__glow { display: none; }
.scene__visual { position: relative; width: min(100%, 790px); margin: 0; justify-self: center; transform: translate3d(0, 0, 0) scale(1); transform-origin: 50% 55%; will-change: transform, opacity, filter; }
.scene__visual--wide { width: min(110%, 870px); }
.scene__visual--large { width: min(116%, 920px); }
.scene__visual--portrait { width: min(100%, 780px); }
.scene__visual img { width: 100%; height: auto; mix-blend-mode: multiply; filter: saturate(.96) contrast(1.01); }
.story--identity .scene__visual img { filter: brightness(.985) saturate(.96) contrast(1.01); }
.story--gateway .scene__visual img { filter: brightness(1.015) saturate(.96) contrast(1.01); }
.story--authority .scene__visual img { filter: brightness(1.012) saturate(.96) contrast(1.01); }
.story--protocol .scene__visual img { filter: brightness(1.015) saturate(.96) contrast(1.01); }
.fade-all img {
  -webkit-mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 64%, rgba(0,0,0,.86) 76%, rgba(0,0,0,.38) 89%, transparent 100%);
  mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 64%, rgba(0,0,0,.86) 76%, rgba(0,0,0,.38) 89%, transparent 100%);
}
.fade-bottom::after { content: ""; position: absolute; z-index: 2; pointer-events: none; left: 3%; right: 3%; bottom: -1px; height: 16%; background: linear-gradient(to bottom, rgba(var(--paper-rgb),0), rgba(var(--paper-rgb),.96) 76%, var(--paper)); }
.scene__copy { position: relative; z-index: 2; max-width: 600px; opacity: 1; transform: none; will-change: transform, opacity; }
.scene.is-arriving .scene__visual { animation: sceneVisualArrival var(--arrival-duration, 1.1s) cubic-bezier(.16, 1, .3, 1) both; }
.scene.is-arriving .scene__copy { animation: sceneCopyArrival var(--copy-duration, .9s) var(--copy-delay, .08s) cubic-bezier(.16, 1, .3, 1) both; }
.scene__copy h2 {
  position: relative;
  width: fit-content;
  max-width: calc(100% + .32em);
  margin: -.13em -.19em calc(clamp(26px, 4vh, 44px) - .17em) -.13em;
  padding: .13em .19em .17em .13em;
  overflow: visible;
  font-weight: 500; font-size: clamp(36px, 4.35vw, 70px); line-height: 1.04; letter-spacing: -.052em; text-wrap: balance;
  color: #182b40;
  background-image: linear-gradient(105deg, #14283c 0%, #273f55 58%, #668caf 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
.scene__copy .lead { margin: 0 0 18px; color: #26344a; font-size: clamp(16px, 1.34vw, 20px); line-height: 1.65; letter-spacing: -.018em; }
.scene__copy > p:not(.eyebrow):not(.lead) { margin: 0; color: var(--ink-soft); font-size: clamp(13px, 1vw, 15px); line-height: 1.78; }
.ethos-term {
  position: relative; z-index: 4; display: inline-block; padding: 0 .04em; border-bottom: 1px solid rgba(61, 112, 143, .38);
  color: #3d708f; font-style: normal; font-weight: 600; line-height: 1.05; cursor: help;
  text-shadow: 0 0 0 rgba(91, 166, 202, 0); transition: color .25s ease, border-color .25s ease, text-shadow .25s ease;
  animation: ethosGlow 5.5s ease-in-out infinite;
}
.ethos-term:hover, .ethos-term:focus-visible {
  border-color: rgba(64, 139, 177, .82); color: #2f789d; text-shadow: 0 0 13px rgba(91, 166, 202, .34); outline: none;
}
.ethos-term::before {
  content: ""; position: absolute; z-index: 21; left: 50%; bottom: calc(100% + 7px); width: 10px; height: 10px;
  border-right: 1px solid rgba(81, 116, 145, .2); border-bottom: 1px solid rgba(81, 116, 145, .2);
  background: rgba(242, 247, 251, .97); opacity: 0; visibility: hidden; pointer-events: none;
  transform: translate(-50%, 4px) rotate(45deg); transition: opacity .22s ease, transform .28s var(--ease), visibility .22s;
}
.ethos-term::after {
  content: "ETHOS\A From the Greek êthos — character, way of being. In Aithos, an Ethos is the portable identity that carries an agent’s context, authority, and proof.";
  position: absolute; z-index: 20; left: 50%; bottom: calc(100% + 12px); width: min(292px, calc(100vw - 40px)); padding: 14px 16px;
  border: 1px solid rgba(81, 116, 145, .18); border-radius: 8px; background: rgba(242, 247, 251, .97);
  box-shadow: 0 18px 48px rgba(30, 53, 76, .15), inset 0 1px rgba(255, 255, 255, .8);
  color: #526276; font-family: "Manrope", sans-serif; font-size: 11px; font-weight: 500; font-style: normal; line-height: 1.55;
  letter-spacing: -.01em; text-align: left; text-shadow: none; white-space: pre-line;
  opacity: 0; visibility: hidden; pointer-events: none; transform: translate(-50%, 8px);
  transition: opacity .22s ease, transform .28s var(--ease), visibility .22s;
}
.ethos-term:hover::before, .ethos-term:hover::after,
.ethos-term:focus::before, .ethos-term:focus::after,
.ethos-term:focus-visible::before, .ethos-term:focus-visible::after {
  opacity: 1; visibility: visible;
}
.ethos-term:hover::before, .ethos-term:focus::before, .ethos-term:focus-visible::before { transform: translate(-50%, 0) rotate(45deg); }
.ethos-term:hover::after, .ethos-term:focus::after, .ethos-term:focus-visible::after { transform: translate(-50%, 0); }
.scene__copy .lead .ethos-term::before {
  top: calc(100% + 7px); bottom: auto; transform: translate(-50%, -4px) rotate(225deg);
}
.scene__copy .lead .ethos-term::after {
  top: calc(100% + 12px); bottom: auto; transform: translate(-50%, -8px);
}
.scene__copy .lead .ethos-term:hover::before,
.scene__copy .lead .ethos-term:focus::before,
.scene__copy .lead .ethos-term:focus-visible::before { transform: translate(-50%, 0) rotate(225deg); }
.scene__copy .lead .ethos-term:hover::after,
.scene__copy .lead .ethos-term:focus::after,
.scene__copy .lead .ethos-term:focus-visible::after { transform: translate(-50%, 0); }
@media (min-width: 901px) {
  .story:not(.story--reverse) .scene__copy .lead .ethos-term::after {
    top: 50%; right: calc(100% + 96px); bottom: auto; left: auto; transform: translate(8px, -50%);
  }
  .story:not(.story--reverse) .scene__copy .lead .ethos-term::before {
    top: 50%; right: calc(100% + 90px); bottom: auto; left: auto; transform: translate(4px, -50%) rotate(-45deg);
  }
  .story:not(.story--reverse) .scene__copy .lead .ethos-term:hover::after,
  .story:not(.story--reverse) .scene__copy .lead .ethos-term:focus::after,
  .story:not(.story--reverse) .scene__copy .lead .ethos-term:focus-visible::after { transform: translate(0, -50%); }
  .story:not(.story--reverse) .scene__copy .lead .ethos-term:hover::before,
  .story:not(.story--reverse) .scene__copy .lead .ethos-term:focus::before,
  .story:not(.story--reverse) .scene__copy .lead .ethos-term:focus-visible::before { transform: translate(0, -50%) rotate(-45deg); }

  .story--reverse .scene__copy .lead .ethos-term::after {
    top: 50%; bottom: auto; left: calc(100% + 96px); transform: translate(-8px, -50%);
  }
  .story--reverse .scene__copy .lead .ethos-term::before {
    top: 50%; bottom: auto; left: calc(100% + 90px); transform: translate(-4px, -50%) rotate(135deg);
  }
  .story--reverse .scene__copy .lead .ethos-term:hover::after,
  .story--reverse .scene__copy .lead .ethos-term:focus::after,
  .story--reverse .scene__copy .lead .ethos-term:focus-visible::after { transform: translate(0, -50%); }
  .story--reverse .scene__copy .lead .ethos-term:hover::before,
  .story--reverse .scene__copy .lead .ethos-term:focus::before,
  .story--reverse .scene__copy .lead .ethos-term:focus-visible::before { transform: translate(0, -50%) rotate(135deg); }
}
.scene__index { display: none; }
.story--protocol { min-height: 164svh; }
.story--protocol .scene { padding-bottom: clamp(120px, 18vh, 210px); }
.world-threshold { position: absolute; z-index: 10; left: -2px; right: -2px; bottom: -5px; height: clamp(95px, 16vh, 170px); overflow: hidden; }
.world-threshold span { position: absolute; inset: 0 0 -3px; background: var(--dark); border-radius: 50% 50% 0 0 / 18% 18% 0 0; box-shadow: 0 -1px 0 rgba(125,164,196,.22), 0 -18px 70px rgba(55,91,129,.1); }

.product-world {
  position: relative; isolation: isolate; min-height: 100svh; margin-top: -3px; overflow: hidden; background: var(--dark); color: var(--dark-text);
  display: flex; flex-direction: column; justify-content: center;
  padding: calc(var(--header-h) + clamp(24px, 4vh, 44px)) clamp(32px, 6vw, 105px) clamp(54px, 8vh, 82px);
}
.product-world::before { content: ""; position: absolute; z-index: -2; inset: 0; background: linear-gradient(180deg, #0a1020, #0c1427 45%, #09101f); }
.dark-aurora { position: absolute; z-index: -1; border-radius: 50%; filter: blur(100px); opacity: .12; pointer-events: none; }
.dark-aurora--one { width: 60vw; height: 50vw; top: 0; left: -22vw; background: #276887; }
.dark-aurora--two { width: 50vw; height: 38vw; right: -22vw; bottom: 4%; background: #514a87; }
.product-world__intro { width: 100%; max-width: 1280px; margin: 0 auto clamp(24px, 3.5vh, 38px); text-align: center; }
.product-world .eyebrow, .mission .eyebrow { color: #83bad7; }
.product-world__intro .eyebrow { margin-bottom: 13px; }
.product-world__intro h2 {
  margin: -.12em -.16em -.16em;
  padding: .12em .16em .16em;
  overflow: visible;
  white-space: nowrap;
  font-size: clamp(34px, 4.4vw, 64px); line-height: 1; letter-spacing: -.052em; font-weight: 500;
}

.product-stage { position: relative; width: min(1220px, 100%); margin: 0 auto; perspective: 1800px; }
.terminal-window, .dashboard-window { overflow: hidden; border: 1px solid rgba(164,195,216,.13); box-shadow: 0 35px 100px rgba(0,0,0,.34), inset 0 1px rgba(255,255,255,.035); }
.terminal-window {
  position: absolute; z-index: 3; left: 0; bottom: clamp(32px, 6vh, 62px); width: min(390px, 37%);
  border-color: rgba(137,196,220,.17); border-radius: 10px; background: #020407;
  box-shadow: 0 42px 90px rgba(0,0,0,.54), 0 8px 24px rgba(0,0,0,.5), inset 0 1px rgba(255,255,255,.035);
  transform: translateZ(90px) rotateY(3deg) rotateX(.7deg);
}
.dashboard-window { position: relative; z-index: 1; width: 88%; margin-left: 12%; border-radius: 14px; background: rgba(12,21,38,.86); backdrop-filter: blur(18px); transform: rotateY(-1.2deg) rotateX(.35deg); }
.window-bar { height: 34px; display: flex; align-items: center; gap: 7px; padding: 0 12px; border-bottom: 1px solid rgba(255,255,255,.065); color: #637286; background: #05080d; font-family: "DM Mono", monospace; font-size: 7px; }
.window-bar i { width: 6px; height: 6px; border-radius: 50%; background: #334155; }
.window-bar i:first-child { background: #76595a; }
.window-bar i:nth-child(2) { background: #746c50; }
.window-bar i:nth-child(3) { background: #4d7165; margin-right: 5px; }
.terminal-content { min-height: 260px; padding: 20px 18px 16px; color: #9aa8ba; font-family: "DM Mono", monospace; font-size: clamp(8px,.67vw,10px); line-height: 1.75; }
.terminal-content p { margin: 0; white-space: nowrap; }
.terminal-command { color: #c4cdd8; }
.prompt { margin-right: 7px; color: #75c2df; }
.terminal-verification { margin: 18px 0 16px 5px; padding-left: 13px; border-left: 1px solid rgba(117,194,223,.15); }
.terminal-verification p:not(.terminal-muted) { display: grid; grid-template-columns: 12px minmax(0,1fr) auto; align-items: center; gap: 7px; margin-top: 8px; }
.terminal-verification i { color: #6fc49f; font-style: normal; }
.terminal-verification span, .terminal-muted { color: #6e7b8e; }
.terminal-verification b { color: #8db5c8; font-weight: 400; }
.terminal-verification code { color: #887fb1; font-family: inherit; font-size: inherit; }
.terminal-muted { margin-bottom: 9px !important; font-size: .9em; }
.terminal-ok { margin-bottom: 15px !important; color: #73bd9b; letter-spacing: .06em; }
.terminal-ok span { color: #536173; letter-spacing: 0; }
.terminal-cursor { display: inline-block; width: 6px; height: 12px; vertical-align: middle; background: #85cbe6; animation: cursor 1s steps(2) infinite; }
.dashboard-topbar { height: 50px; display: flex; align-items: center; padding: 0 17px; border-bottom: 1px solid rgba(255,255,255,.06); }
.dashboard-brand { display: flex; gap: 8px; align-items: center; font-size: 12px; font-weight: 600; }
.dashboard-brand img {
  display: block;
  width: 18px;
  height: 18px;
  object-fit: contain;
  filter: invert(1);
  opacity: .72;
}
.dashboard-status { margin-left: auto; display: flex; align-items: center; gap: 7px; color: #77869b; font-family: "DM Mono", monospace; font-size: 7px; text-transform: uppercase; letter-spacing: .08em; }
.dashboard-status i { width: 5px; height: 5px; border-radius: 50%; background: #69b897; box-shadow: 0 0 7px #69b897; }
.dashboard-avatar { margin-left: 18px; display: grid; place-items: center; width: 24px; height: 24px; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; color: #8292a6; font-size: 7px; }
.dashboard-body { display: grid; grid-template-columns: 42px minmax(0, 1fr) 180px; min-height: 380px; }
.dashboard-sidebar { border-right: 1px solid rgba(255,255,255,.055); padding-top: 20px; display: flex; flex-direction: column; align-items: center; gap: 20px; }
.dashboard-sidebar i { width: 11px; height: 11px; border: 1px solid #516075; border-radius: 3px; opacity: .55; }
.dashboard-sidebar i:nth-child(2) { border-radius: 50%; }
.dashboard-sidebar i.active { border-color: #79b9d7; box-shadow: 0 0 8px rgba(121,185,215,.35); opacity: 1; }
.dashboard-main { min-width: 0; padding: 20px; }
.dashboard-heading { display: flex; align-items: flex-end; justify-content: space-between; }
.dashboard-heading small, .trace-panel > small { color: #627187; font-family: "DM Mono", monospace; font-size: 6px; letter-spacing: .11em; }
.dashboard-heading h3 { margin: 4px 0 0; font-size: 15px; font-weight: 500; }
.dashboard-heading button { border: 1px solid rgba(119,184,214,.24); border-radius: 4px; padding: 7px 9px; color: #90bdd2; background: rgba(76,122,149,.1); font-size: 7px; }
.identity-graph { height: 225px; }
.identity-graph svg { display: block; width: 100%; height: 100%; overflow: visible; }
.identity-graph path { fill: none; stroke: url(#graphLine); stroke-width: 1; stroke-dasharray: 2 5; animation: dash 15s linear infinite; }
.identity-graph .orbit-line { fill: none; stroke: rgba(119,174,202,.1); stroke-width: 1; stroke-dasharray: 1 6; transform-origin: 330px 145px; animation: orbit 30s linear infinite; }
.identity-graph .node circle:first-child { fill: #101d32; stroke: #45647d; stroke-width: 1; }
.identity-graph .node circle:nth-child(2) { fill: rgba(83,128,156,.08); stroke: rgba(116,185,216,.25); }
.identity-graph .node--center circle:first-child { filter: drop-shadow(0 0 8px rgba(98,177,210,.3)); }
.identity-graph text { fill: #93aec0; text-anchor: middle; font-family: "DM Mono", monospace; font-size: 8px; }
.dashboard-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.dashboard-metrics div { padding: 11px; border: 1px solid rgba(255,255,255,.06); border-radius: 5px; background: rgba(255,255,255,.015); }
.dashboard-metrics span, .dashboard-metrics small { display: block; color: #647287; font-size: 6px; }
.dashboard-metrics b { display: block; margin: 4px 0; color: #c1cbd8; font-size: 13px; font-weight: 500; }
.trace-panel { padding: 20px 14px; border-left: 1px solid rgba(255,255,255,.055); }
.trace-panel > div:not(.trace-signature) { position: relative; display: flex; gap: 8px; margin-top: 20px; }
.trace-panel > div:not(.trace-signature)::after { content: ""; position: absolute; left: 2px; top: 10px; height: 29px; border-left: 1px solid rgba(110,167,194,.15); }
.trace-panel i { flex: 0 0 auto; width: 5px; height: 5px; margin-top: 3px; border-radius: 50%; background: #72bad8; box-shadow: 0 0 6px rgba(114,186,216,.7); }
.trace-panel p { margin: 0; min-width: 0; }
.trace-panel b, .trace-panel span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.trace-panel b { color: #9aaabc; font-family: "DM Mono", monospace; font-size: 6px; font-weight: 400; }
.trace-panel span { margin-top: 4px; color: #536176; font-size: 6px; }
.trace-signature { margin-top: 35px; padding: 10px; border: 1px solid rgba(117,187,217,.13); border-radius: 4px; background: rgba(68,118,143,.04); }
.trace-signature span, .trace-signature code, .trace-signature b { display: block; font-size: 6px; }
.trace-signature code { margin: 6px 0; color: #74889c; }
.trace-signature b { color: #76b99e; font-weight: 500; }

.mission { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; isolation: isolate; padding: clamp(78px, 9vh, 118px) clamp(24px, 7vw, 120px) 28px; color: var(--dark-text); background: #080e1b; }
.mission::before { content: ""; position: absolute; z-index: -2; inset: 0; background: radial-gradient(circle at 50% 40%, rgba(71,113,143,.16), transparent 38%), linear-gradient(180deg, #09101f, #070c17); }
.mission__content { width: min(1050px, 100%); margin: 0 auto; text-align: center; }
.mission__content h2 {
  margin: -.12em -.16em -.16em;
  padding: .12em .16em .16em;
  overflow: visible;
  text-align: center;
  font-size: clamp(47px, 7.2vw, 112px); line-height: .96; letter-spacing: -.068em; font-weight: 500;
}
.mission__content h2 span { color: #8fc8e0; text-shadow: 0 0 40px rgba(91,168,202,.17); }
.mission__content > p { width: min(620px, 100%); margin: 36px auto 0; color: var(--dark-muted); text-align: center; line-height: 1.8; font-size: clamp(14px, 1.15vw, 17px); }
.newsletter { width: min(560px, 100%); margin: clamp(34px, 4vw, 58px) auto 0; text-align: center; }
.newsletter label { display: block; margin-bottom: 12px; color: #8495aa; font-family: "DM Mono", monospace; font-size: 9px; letter-spacing: .09em; text-align: center; text-transform: uppercase; }
.newsletter > div { display: flex; border-bottom: 1px solid rgba(163,190,208,.3); transition: border-color .3s ease, box-shadow .3s ease; }
.newsletter > div:focus-within { border-color: #8bc5df; box-shadow: 0 8px 24px -16px rgba(117,193,225,.7); }
.newsletter input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 17px 0; color: white; background: transparent; font-size: 15px; }
.newsletter input::placeholder { color: #526176; }
.newsletter button { display: flex; align-items: center; gap: 14px; border: 0; padding: 0 3px 0 22px; color: #a7cfe1; background: transparent; cursor: pointer; font-size: 12px; font-weight: 600; }
.newsletter button i { display: grid; place-items: center; width: 29px; height: 29px; border: 1px solid rgba(148,203,227,.25); border-radius: 50%; font-style: normal; transition: transform .3s var(--ease), background .3s ease; }
.newsletter button:hover i { transform: translate(3px,-3px); background: rgba(129,193,218,.08); }
.form-status { min-height: 20px; margin: 10px 0 0; color: #79b99e; font-family: "DM Mono", monospace; font-size: 9px; }
.mission footer { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; margin-top: 58px; color: #536176; font-family: "DM Mono", monospace; font-size: 8px; }
.mission footer p { margin: 0; }
.mission footer p:nth-child(2) { text-align: center; }
.mission footer p:last-child { text-align: right; }
.wordmark--footer { font-family: "Manrope", sans-serif; font-size: 14px; color: #73849a; }
.wordmark--footer .wordmark__logo { width: 21px; height: 21px; filter: invert(1); opacity: .48; }
.mission-orbit { position: absolute; z-index: -1; left: 50%; top: 42%; width: min(82vw, 1100px); aspect-ratio: 1; transform: translate(-50%,-50%) scaleY(.27) rotate(-5deg); border: 1px solid rgba(123,180,207,.07); border-radius: 50%; }
.mission-orbit i { position: absolute; width: 5px; height: 5px; border-radius: 50%; background: #75b8d5; box-shadow: 0 0 15px #75b8d5; animation: orbitParticle 9s linear infinite; }
.mission-orbit i:nth-child(2) { animation-delay: -3s; opacity: .6; }
.mission-orbit i:nth-child(3) { animation-delay: -6s; opacity: .35; }

@keyframes triNodeBreath { 0%, 100% { stroke-opacity: .52; transform: scale(1); } 46% { stroke-opacity: .78; transform: scale(1.045); } 68% { stroke-opacity: .6; transform: scale(1.012); } }
@keyframes revealUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes sceneVisualArrival { from { opacity: 0; transform: translate3d(0, 56px, 0) scale(.935); filter: blur(8px); } 55% { opacity: 1; } to { opacity: 1; transform: translate3d(0, 0, 0) scale(1); filter: blur(0); } }
@keyframes sceneCopyArrival { from { opacity: 0; transform: translate3d(var(--copy-origin), 0, 0); } to { opacity: 1; transform: translate3d(0, 0, 0); } }
@keyframes chevronSignal {
  0%, 12% { stroke-dashoffset: 1; opacity: 0; }
  22% { opacity: .95; }
  64% { opacity: .9; }
  78%, 100% { stroke-dashoffset: 0; opacity: 0; }
}
@keyframes cursor { 50% { opacity: 0; } }
@keyframes dash { to { stroke-dashoffset: -70; } }
@keyframes orbit { to { transform: rotate(360deg); } }
@keyframes orbitParticle { from { offset-distance: 0%; } to { offset-distance: 100%; } }
@keyframes ethosGlow {
  0%, 100% { text-shadow: 0 0 0 rgba(91, 166, 202, 0); }
  50% { text-shadow: 0 0 10px rgba(91, 166, 202, .2); }
}
.mission-orbit i { offset-path: ellipse(50% 50% at 50% 50%); }

:focus-visible { outline: 2px solid #73b7da; outline-offset: 5px; }

@media (max-width: 1180px) {
  .scene { grid-template-columns: minmax(0, 1fr) minmax(330px, .88fr); padding-left: 6vw; padding-right: 7vw; }
  .story--reverse .scene { grid-template-columns: minmax(330px, .88fr) minmax(0, 1fr); }
  .scene__copy h2 { font-size: clamp(36px, 4.7vw, 58px); }
  .product-stage { width: min(1060px,100%); }
  .terminal-window { width: min(360px,39%); }
  .dashboard-window { width: 87%; margin-left: 13%; }
  .dashboard-body { grid-template-columns: 38px minmax(0,1fr) 150px; }
}

@media (max-width: 900px) {
  :root { --header-h: 64px; }
  .chapter-rail { display: none; }
  .chapter-name { display: none; }
  .chapter-step { width: 54px; min-height: 30px; margin-left: -27px; gap: 0; }
  .chapter-step--previous { top: calc(var(--header-h) + 5px); }
  .chapter-step--next { bottom: 8px; }
  .site-header { grid-template-columns: 1fr auto; }
  .page-progress { left: 112px; right: 108px; }
  .hero__content { transform: none; }
  .hero h1 { font-size: clamp(52px, 12vw, 96px); }
  .story, .story--protocol { min-height: auto; }
  .scene, .story--reverse .scene { position: relative; min-height: auto; grid-template-columns: 1fr; gap: 12px; padding: 100px clamp(22px,6vw,58px) 110px; }
  .scene__visual, .story--reverse .scene__visual { grid-column: 1; grid-row: 1; width: min(100%, 690px); transform: none; }
  .scene__copy, .story--reverse .scene__copy { grid-column: 1; grid-row: 2; max-width: 650px; margin: -2vw auto 0; opacity: 1; transform: none; }
  .scene__copy h2 { font-size: clamp(39px, 8vw, 62px); }
  .scene__index { font-size: 46vw; }
  .scene__glow { display: none; }
  .story--protocol .scene { padding-bottom: 175px; }
  .world-threshold span { border-radius: 50% 50% 0 0 / 12% 12% 0 0; }
  .product-world { padding: calc(var(--header-h) + 42px) 5vw 78px; }
  .product-world__intro { margin-bottom: 26px; }
  .product-world__intro h2 { white-space: normal; font-size: clamp(34px,6.4vw,54px); }
  .product-stage { width: min(760px,100%); }
  .dashboard-window { width: 94%; margin-left: 6%; transform: none; }
  .terminal-window { bottom: 25px; width: min(340px,48%); transform: translateZ(60px) rotateY(2deg); }
  .terminal-content { min-height: 235px; }
  .dashboard-body { min-height: 360px; }
  .ethos-term::after { right: auto; left: 0; transform: translate(-20px, 8px); }
  .ethos-term:hover::after, .ethos-term:focus::after, .ethos-term:focus-visible::after { transform: translate(-20px, 0); }
  .scene__copy .lead .ethos-term::after { right: auto; left: 0; transform: translate(-20px, -8px); }
  .scene__copy .lead .ethos-term:hover::after,
  .scene__copy .lead .ethos-term:focus::after,
  .scene__copy .lead .ethos-term:focus-visible::after { transform: translate(-20px, 0); }
}

@media (max-width: 620px) {
  .site-header { padding: 0 18px; }
  .site-nav { gap: 16px; }
  .site-nav a:first-child { display: inline-block; }
  .page-progress { left: 106px; right: 94px; }
  .hero { min-height: 100svh; }
  .tri-links path { stroke-width: .9px; }
  .tri-node { stroke-width: .8px; }
  .hero__content { width: calc(100% - 32px); }
  .hero h1 { font-size: clamp(45px, 15vw, 74px); line-height: .94; }
  .scene, .story--reverse .scene { padding-left: 20px; padding-right: 20px; padding-bottom: 90px; }
  .scene__visual--wide, .scene__visual--large, .scene__visual--portrait { width: 112%; margin-left: -6%; }
  .scene__copy h2 { font-size: clamp(35px, 11vw, 50px); }
  .scene__copy .lead { font-size: 16px; }
  .product-world { min-height: auto; padding: 100px 16px 100px; }
  .product-world__intro { margin-bottom: 22px; }
  .product-world__intro h2 { font-size: clamp(32px,10.5vw,46px); }
  .product-stage { width: 100%; padding-bottom: 150px; }
  .dashboard-window { width: 100%; margin-left: 0; border-radius: 9px; }
  .terminal-window { display: block; left: 6%; bottom: 8px; width: 88%; transform: none; }
  .terminal-content { min-height: 205px; padding: 15px 14px 13px; font-size: 8px; }
  .dashboard-body { grid-template-columns: 30px minmax(0,1fr); min-height: 350px; }
  .dashboard-main { padding: 12px; }
  .trace-panel { display: none; }
  .identity-graph { height: 220px; }
  .dashboard-metrics div { padding: 8px; }
  .dashboard-metrics span, .dashboard-metrics small { font-size: 5px; }
  .dashboard-metrics b { font-size: 10px; }
  .mission { padding-left: 18px; padding-right: 18px; }
  .mission__content h2 { font-size: clamp(43px, 13.4vw, 68px); }
  .newsletter button span { display: none; }
  .mission footer { grid-template-columns: 1fr 1fr; }
  .mission footer p:nth-child(2) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
  .story, .story--protocol { min-height: auto; }
  .scene { position: relative; }
  .scene__visual, .scene__copy, .scene__glow { transform: none !important; opacity: 1 !important; }
  .tri-node--awake { animation: none; }
}