/* Arctic static stylesheet. System fonts; no external imports. */
*, ::before, ::after { box-sizing: border-box; border: 0 solid; margin: 0; padding: 0; }
html { line-height: 1.5; -webkit-text-size-adjust: 100%; tab-size: 4; }
h1, h2, h3, h4, h5, h6 { font-size: inherit; font-weight: inherit; }
b, strong { font-weight: bolder; }
svg, img { display: block; vertical-align: middle; }
img { max-width: 100%; height: auto; }
:root {
  --background: #05090d;
  --foreground: #eff9ff;
  --card: #0a1219;
  --card-foreground: #eff9ff;
  --popover: #0a1219;
  --popover-foreground: #eff9ff;
  --primary: #a8f0ff;
  --primary-foreground: #041014;
  --secondary: #101b24;
  --secondary-foreground: #d8f5ff;
  --muted: #0d171f;
  --muted-foreground: #86a0ae;
  --accent: #123746;
  --accent-foreground: #c8f8ff;
  --destructive: #ff5e73;
  --border: rgba(163, 219, 238, 0.16);
  --input: rgba(163, 219, 238, 0.18);
  --ring: #57d9f5;
  --ice: #b8f4ff;
  --cyan: #48dff7;
  --blue: #4b8dff;
  --violet: #9a7cff;
  --ink: #05090d;
  --radius: 0.25rem;
}

:root {
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --color-card: var(--card);
  --color-card-foreground: var(--card-foreground);
  --color-primary: var(--primary);
  --color-primary-foreground: var(--primary-foreground);
  --color-secondary: var(--secondary);
  --color-secondary-foreground: var(--secondary-foreground);
  --color-muted: var(--muted);
  --color-muted-foreground: var(--muted-foreground);
  --color-accent: var(--accent);
  --color-accent-foreground: var(--accent-foreground);
  --color-border: var(--border);
  --color-ring: var(--ring);
  --radius-sm: 0.15rem;
  --radius-md: 0.25rem;
  --radius-lg: 0.4rem;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--background); }
body {
  margin: 0;
  background:
    radial-gradient(circle at 72% 9%, rgba(38, 160, 200, 0.11), transparent 24rem),
    var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
::selection { background: var(--cyan); color: var(--ink); }

.site-header {
  position: relative;
  z-index: 20;
  width: min(1440px, calc(100% - 48px));
  height: 88px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.brand { display: inline-flex; align-items: center; gap: 12px; width: max-content; }
.brand-mark { position: relative; width: 35px; height: 35px; display: block; transform: rotate(45deg); }
.brand-mark::before,
.brand-mark::after,
.brand-mark span { content: ""; position: absolute; inset: 0; border: 1px solid rgba(168,240,255,.45); }
.brand-mark::after { inset: 7px; border-color: var(--cyan); background: rgba(72,223,247,.06); }
.brand-mark span:first-child { left: 16px; width: 1px; border: 0; background: var(--cyan); }
.brand-mark span:last-child { top: 16px; height: 1px; border: 0; background: var(--cyan); }
.brand-name { display: flex; flex-direction: column; line-height: 1; letter-spacing: .08em; }
.brand-name strong { font-size: .95rem; letter-spacing: .22em; }
.brand-name small { margin-top: 5px; color: #75909e; font-family: var(--font-mono); font-size: .59rem; letter-spacing: .16em; }
.desktop-nav { display: flex; gap: 34px; color: #91a9b5; font-size: .78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.desktop-nav a { transition: color .2s ease; }
.desktop-nav a:hover, .desktop-nav a:focus-visible { color: var(--ice); }
.header-cta { justify-self: end; display: inline-flex; align-items: center; gap: 8px; color: var(--ice); font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.header-cta svg { color: var(--cyan); }

.hero {
  position: relative;
  width: min(1440px, calc(100% - 48px));
  min-height: 730px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(520px, 1.08fr);
  align-items: center;
  gap: clamp(40px, 6vw, 100px);
  padding: 76px 0 84px;
}
.hero::before { content: ""; position: absolute; left: -5vw; top: 36%; width: 28vw; height: 1px; background: linear-gradient(90deg, transparent, rgba(83,211,244,.33)); }
.eyebrow, .kicker { color: #77b8c8; font-family: var(--font-mono); font-size: .72rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 5px rgba(72,223,247,.09), 0 0 24px var(--cyan); }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(4.1rem, 7.1vw, 7.6rem); font-weight: 560; letter-spacing: -.065em; line-height: .91; }
.hero h1 span { display: block; color: var(--ice); text-shadow: 0 0 50px rgba(109,221,248,.13); }
.hero-lead { max-width: 675px; margin: 32px 0 0; color: #9bb1bc; font-size: clamp(1.05rem, 1.3vw, 1.25rem); line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 14px; padding: 0 22px; border: 1px solid var(--border); font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); border-color: rgba(168,240,255,.5); }
.button-primary { background: var(--ice); color: #031014; border-color: var(--ice); }
.button-primary:hover, .button-primary:focus-visible { background: var(--cyan); border-color: var(--cyan); }
.button-ghost { background: rgba(9,18,24,.65); color: #bad1db; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 34px; color: #6f8995; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .07em; text-transform: uppercase; }
.hero-proof div { display: flex; align-items: center; gap: 7px; }
.hero-proof svg { color: #5ecfe7; }

.system-orbit { position: relative; min-height: 585px; overflow: hidden; border-left: 1px solid var(--border); border-right: 1px solid var(--border); background: radial-gradient(circle at center, rgba(28,139,180,.16), transparent 42%), linear-gradient(180deg, rgba(12,25,34,.52), rgba(5,9,13,.12)); }
.orbit-grid { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(111,205,235,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(111,205,235,.12) 1px, transparent 1px); background-size: 42px 42px; mask-image: radial-gradient(circle, #000 20%, transparent 76%); }
.orbit-grid::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 49.8%, rgba(115,224,249,.4) 50%, transparent 50.2%), linear-gradient(0deg, transparent 49.8%, rgba(115,224,249,.35) 50%, transparent 50.2%); }
.orbit-ring { position: absolute; border: 1px solid rgba(115,211,235,.2); border-radius: 50%; left: 50%; top: 50%; transform: translate(-50%,-50%); }
.orbit-ring-one { width: 210px; height: 210px; border-style: dashed; animation: rotate 28s linear infinite; }
.orbit-ring-two { width: 345px; height: 345px; border-color: rgba(115,211,235,.13); }
.orbit-ring-three { width: 500px; height: 500px; border-style: dotted; border-color: rgba(115,211,235,.16); animation: rotate 60s linear infinite reverse; }
.orbit-core { position: absolute; left: 50%; top: 50%; width: 124px; height: 124px; transform: translate(-50%,-50%) rotate(45deg); display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid rgba(139,233,255,.55); background: rgba(5,16,22,.92); box-shadow: 0 0 60px rgba(44,183,219,.13), inset 0 0 25px rgba(51,193,230,.08); }
.orbit-core::before, .orbit-core::after { content: ""; position: absolute; background: var(--cyan); opacity: .5; }
.orbit-core::before { width: 1px; height: 190px; }
.orbit-core::after { width: 190px; height: 1px; }
.orbit-core strong, .orbit-core small { position: relative; z-index: 1; transform: rotate(-45deg); }
.orbit-core strong { font-size: .78rem; letter-spacing: .2em; }
.orbit-core small { margin: 5px 0 0 4px; color: #64aebe; font-family: var(--font-mono); font-size: .48rem; letter-spacing: .13em; }
.core-pulse { position: absolute; inset: -10px; border: 1px solid rgba(72,223,247,.15); animation: pulse 3s ease-out infinite; }
.orbit-node { position: absolute; min-width: 112px; display: grid; grid-template-columns: auto 1fr; gap: 1px 8px; padding: 9px 11px; border: 1px solid rgba(127,214,238,.23); background: rgba(5,12,17,.88); color: #bfd9e1; font-family: var(--font-mono); font-size: .59rem; letter-spacing: .08em; }
.orbit-node svg { grid-row: 1 / 3; align-self: center; color: var(--cyan); }
.orbit-node b { color: #5bb7c9; font-size: .48rem; font-weight: 500; }
.node-monitor { left: 13%; top: 25%; }
.node-relay { right: 10%; top: 28%; }
.node-qa { left: 16%; bottom: 20%; }
.node-edge { right: 12%; bottom: 18%; }
.telemetry { position: absolute; display: flex; gap: 12px; font-family: var(--font-mono); font-size: .55rem; letter-spacing: .12em; }
.telemetry span { color: #56717e; }
.telemetry strong { color: #6ee4bd; font-weight: 600; }
.telemetry-top { right: 22px; top: 18px; }
.telemetry-bottom { left: 22px; bottom: 18px; }

.signal-strip { width: 100%; min-height: 60px; display: flex; align-items: center; gap: 28px; padding: 0 max(24px, calc((100vw - 1440px)/2)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: #070d12; color: #526d79; font-family: var(--font-mono); font-size: .58rem; letter-spacing: .13em; white-space: nowrap; }
.signal-line { height: 1px; flex: 1; background: linear-gradient(90deg, transparent, rgba(94,204,231,.25), transparent); }
.signal-live { color: #6ee4bd; }

.section { width: min(1440px, calc(100% - 48px)); margin: 0 auto; padding: 128px 0; }
.section-heading { display: grid; grid-template-columns: minmax(0,.35fr) minmax(0,.85fr) minmax(280px,.6fr); gap: 50px; align-items: start; margin-bottom: 58px; }
.section-heading .kicker { margin: 10px 0 0; }
.section-heading h2, .system-loop h2, .future-stack h2, .investor-main h2, .closing h2 { margin: 0; font-size: clamp(2.5rem, 4vw, 4.65rem); font-weight: 530; letter-spacing: -.05em; line-height: 1.03; }
.section-heading > p:last-child { margin: 9px 0 0; color: #8299a5; line-height: 1.8; }

.product-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: 1px solid var(--border); border-left: 1px solid var(--border); }
.product-card { --card-accent: var(--cyan); position: relative; min-height: 480px; display: flex; flex-direction: column; padding: 26px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); background: linear-gradient(160deg, rgba(15,28,37,.74), rgba(5,10,14,.72)); overflow: hidden; }
.product-card::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 2px; background: linear-gradient(90deg, var(--card-accent), transparent 80%); transform: scaleX(.25); transform-origin: left; transition: transform .35s ease; }
.product-card::after { content: ""; position: absolute; width: 180px; height: 180px; right: -100px; top: -100px; border: 1px solid color-mix(in srgb, var(--card-accent) 20%, transparent); transform: rotate(45deg); }
.product-card:hover::before { transform: scaleX(1); }
.accent-blue { --card-accent: var(--blue); }
.accent-violet { --card-accent: var(--violet); }
.accent-green { --card-accent: #6ee4bd; }
.accent-ice { --card-accent: var(--ice); }
.product-card-top { display: flex; justify-content: space-between; align-items: center; color: #536d79; font-family: var(--font-mono); font-size: .57rem; letter-spacing: .12em; }
.product-stage { color: color-mix(in srgb, var(--card-accent) 80%, #718895); }
.product-icon { width: 52px; height: 52px; display: grid; place-items: center; margin: 62px 0 28px; border: 1px solid color-mix(in srgb, var(--card-accent) 35%, transparent); color: var(--card-accent); background: color-mix(in srgb, var(--card-accent) 6%, transparent); transform: rotate(45deg); }
.product-icon svg { transform: rotate(-45deg); }
.product-card h3 { margin: 0; font-size: 1.35rem; letter-spacing: -.02em; }
.product-summary { margin: 15px 0 0; color: #a8bdc7; line-height: 1.65; }
.product-detail { margin: 15px 0 0; color: #6f8792; font-size: .88rem; line-height: 1.75; }
.card-link { display: flex; gap: 7px; align-items: center; margin-top: auto; padding-top: 30px; color: var(--card-accent); font-family: var(--font-mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; }

.system-loop { display: grid; grid-template-columns: minmax(0,.78fr) minmax(500px,1.22fr); gap: 8vw; align-items: center; border-top: 1px solid var(--border); }
.loop-copy > p:not(.kicker) { max-width: 620px; margin: 28px 0 0; color: #8199a4; line-height: 1.85; }
.loop-principles { display: grid; gap: 13px; margin-top: 34px; color: #9eb5bf; font-size: .85rem; }
.loop-principles span { display: flex; align-items: center; gap: 10px; }
.loop-principles svg { color: var(--cyan); }

.intelligence-loop { margin: 0; min-width: 0; overflow: hidden; border: 1px solid rgba(149,205,225,.2); border-radius: 18px; background: radial-gradient(ellipse at 50% 48%, rgba(39,125,153,.12), transparent 60%), #080f15; }
.intelligence-heading { display: flex; align-items: center; gap: 12px; padding: 22px 24px; color: #a5c1ce; font-family: var(--font-mono); font-size: .75rem; font-weight: 500; letter-spacing: .12em; }
.intelligence-emblem { display: grid; place-items: center; width: 32px; height: 32px; flex-shrink: 0; border: 1px solid rgba(134,208,230,.22); border-radius: 8px; color: #a7dfed; }
.intelligence-heading-rule { height: 1px; min-width: 16px; flex: 1; margin-left: 8px; background: linear-gradient(90deg, rgba(149,205,225,.25), transparent); }
.cycle-map { position: relative; padding: 26px 20px; }
.cycle-connectors { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; pointer-events: none; }
.cycle-track { stroke-width: 1.25; vector-effect: non-scaling-stroke; opacity: .7; }
.cycle-direction { stroke: #b8eaf6; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.cycle-ai-link { stroke: #5b8a9b; stroke-width: 1; vector-effect: non-scaling-stroke; opacity: .55; }
.cycle-stages { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 116px 56px; margin: 0; padding: 0; list-style: none; }
.cycle-stage { min-width: 0; min-height: 150px; padding: 19px 20px; border: 1px solid rgba(140,191,214,.2); border-radius: 12px; background: linear-gradient(145deg, #101e28, #0a141c); }
.cycle-stage-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; color: #98dbea; }
.cycle-stage-top > span { font-family: var(--font-mono); font-size: .75rem; letter-spacing: .1em; color: #829eac; }
.cycle-stage h3 { margin: 0 0 5px; color: #e2f1f8; font-size: 1.125rem; font-weight: 550; line-height: 1.3; letter-spacing: -.015em; }
.cycle-stage p { margin: 0; color: #95afbe; font-size: .875rem; line-height: 1.5; }
.cycle-observe { grid-column: 1; grid-row: 1; }
.cycle-verify { grid-column: 2; grid-row: 1; }
.cycle-route { grid-column: 2; grid-row: 2; }
.cycle-learn { grid-column: 1; grid-row: 2; }
.cycle-core { position: absolute; z-index: 2; top: 50%; left: 50%; transform: translate(-50%, -50%); display: flex; align-items: center; justify-content: center; gap: 15px; width: 62%; min-height: 86px; padding: 16px 20px; border: 1px solid rgba(146,219,239,.5); border-radius: 14px; background: linear-gradient(115deg, #183b49, #102630); box-shadow: 0 12px 32px rgba(0,0,0,.22), inset 0 1px 0 rgba(191,236,249,.08); }
.cycle-core-icon { display: grid; place-items: center; width: 44px; height: 44px; flex-shrink: 0; border: 1px solid rgba(159,230,249,.26); border-radius: 10px; color: #b8f4ff; background: rgba(163,233,249,.04); }
.cycle-core h3 { margin: 0; font-size: 1.5rem; font-weight: 550; line-height: 1.25; letter-spacing: -.035em; color: #ecfaff; }
.cycle-core p { margin: 5px 0 0; font-size: .875rem; line-height: 1.4; color: #a6cbd9; }
.cycle-caption { margin: 0 24px; padding: 20px 0; border-top: 1px solid rgba(149,205,225,.13); color: #8eaab9; text-align: center; font-size: .875rem; }

@media (min-width: 901px) and (max-width: 1180px) {
  .cycle-stage { padding: 16px 14px; }
  .cycle-stages { column-gap: 36px; }
  .cycle-core { width: 73%; padding: 14px; gap: 10px; }
  .cycle-core-icon { width: 36px; height: 40px; }
  .cycle-core h3 { font-size: 1.375rem; }
}
@media (max-width: 600px) {
  .intelligence-heading { padding: 20px; gap: 10px; letter-spacing: .06em; }
  .intelligence-heading-rule { display: none; }
  .cycle-map { padding: 4px 20px 20px; }
  .cycle-connectors { display: none; }
  .cycle-core { position: relative; top: auto; left: auto; transform: none; width: 100%; margin-bottom: 24px; padding: 18px 14px; justify-content: flex-start; gap: 12px; }
  .cycle-stages { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .cycle-stage { position: relative; grid-column: auto; grid-row: auto; min-height: 0; padding: 18px; }
  .cycle-stage + .cycle-stage::before { content: ""; position: absolute; left: 29px; top: -15px; height: 14px; width: 1px; background: #5e91a2; }
  .cycle-stage-top { margin-bottom: 10px; }
  .cycle-caption { margin: 0 20px; text-align: left; }
}

.principles { display: grid; grid-template-columns: 1.05fr .95fr; gap: 9vw; align-items: start; border-top: 1px solid var(--border); }
.principles-quote blockquote { max-width: 720px; margin: 36px 0 26px; font-size: clamp(3rem, 5.1vw, 6.2rem); font-weight: 510; letter-spacing: -.065em; line-height: .98; }
.principles-quote > p:last-child { max-width: 590px; color: #87a0ac; font-size: 1.05rem; line-height: 1.85; }
.principle-list { border-top: 1px solid var(--border); }
.principle-list article { display: grid; grid-template-columns: 55px 1fr; gap: 20px; padding: 28px 0; border-bottom: 1px solid var(--border); }
.principle-list article > span { color: #4e6b77; font-family: var(--font-mono); font-size: .65rem; }
.principle-list h3 { margin: 0 0 8px; font-size: 1.05rem; }
.principle-list p { margin: 0; color: #718a96; font-size: .9rem; line-height: 1.7; }

.future-stack { border-top: 1px solid var(--border); }
.section-heading.compact { grid-template-columns: .35fr 1.5fr; }
.stack-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--border); border-left: 1px solid var(--border); }
.stack-grid article { min-height: 390px; padding: 34px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); background: rgba(8,16,22,.65); }
.stack-icon { width: 60px; height: 60px; display: grid; place-items: center; margin-bottom: 70px; border: 1px solid rgba(95,211,238,.27); color: var(--cyan); }
.stack-label { color: #64b8ca; font-family: var(--font-mono); font-size: .62rem; letter-spacing: .15em; }
.stack-grid h3 { max-width: 390px; margin: 14px 0; font-size: 1.45rem; line-height: 1.35; }
.stack-grid article > p:last-child { color: #748d98; font-size: .91rem; line-height: 1.75; }

.evolution { border-top: 1px solid var(--border); }
.evolution-map { position: relative; }
.evolution-label { width: max-content; padding: 7px 10px; border: 1px solid rgba(99,205,232,.2); background: #071016; color: #5caec0; font-family: var(--font-mono); font-size: .61rem; letter-spacing: .16em; }
.label-foundations { margin-bottom: 18px; }
.label-convergence, .label-vision { margin: 0 auto 18px; }
.foundation-streams { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 0; padding: 0; list-style: none; }
.foundation-node { position: relative; min-height: 280px; padding: 24px 24px 28px; border: 1px solid var(--border); background: linear-gradient(155deg, rgba(14,29,38,.84), rgba(6,12,17,.8)); overflow: hidden; }
.foundation-node::before { content: ""; position: absolute; left: 0; top: 0; width: 46%; height: 2px; background: linear-gradient(90deg, var(--cyan), transparent); }
.foundation-node::after { content: ""; position: absolute; right: -55px; top: -55px; width: 105px; height: 105px; border: 1px solid rgba(78,202,231,.12); transform: rotate(45deg); }
.foundation-meta { display: flex; justify-content: space-between; color: #536e7a; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .1em; }
.foundation-node > svg { margin: 45px 0 20px; color: var(--cyan); }
.foundation-node h3 { margin: 0; font-size: 1.22rem; letter-spacing: -.02em; }
.foundation-node p { margin: 11px 0 0; color: #78919c; font-size: .9rem; line-height: 1.7; }
.foundation-port { position: absolute; left: 50%; bottom: -5px; width: 9px; height: 9px; transform: translateX(-50%) rotate(45deg); border: 1px solid var(--cyan); background: var(--background); }
.convergence-lines { position: relative; height: 96px; margin: 0 7%; }
.convergence-lines span { position: absolute; top: 0; width: 1px; height: 46px; background: linear-gradient(var(--cyan), rgba(77,189,218,.25)); }
.convergence-lines span:nth-child(1) { left: 7%; }
.convergence-lines span:nth-child(2) { left: 36%; }
.convergence-lines span:nth-child(3) { left: 64%; }
.convergence-lines span:nth-child(4) { left: 93%; }
.convergence-lines b { position: absolute; left: 7%; right: 7%; top: 45px; height: 1px; background: linear-gradient(90deg, rgba(72,223,247,.2), var(--cyan) 50%, rgba(72,223,247,.2)); }
.convergence-lines b::after { content: ""; position: absolute; left: 50%; top: 0; width: 1px; height: 51px; background: linear-gradient(var(--cyan), rgba(72,223,247,.28)); }
.data-center-stage { max-width: 1050px; min-height: 190px; margin: 0 auto; display: grid; grid-template-columns: 92px minmax(0,1fr) auto; gap: 30px; align-items: center; padding: 30px 34px; border: 1px solid rgba(115,220,244,.34); background: linear-gradient(115deg, rgba(16,43,55,.95), rgba(7,16,22,.92)); box-shadow: 0 28px 80px rgba(0,0,0,.2); }
.stage-symbol, .fabric-symbol { width: 68px; height: 68px; display: grid; place-items: center; border: 1px solid rgba(108,222,247,.42); color: var(--cyan); background: rgba(72,223,247,.05); transform: rotate(45deg); }
.stage-symbol svg, .fabric-symbol svg { transform: rotate(-45deg); }
.stage-copy > p, .fabric-copy > p { margin: 0 0 6px; color: #60b8ca; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .14em; }
.stage-copy h3, .fabric-copy h3 { margin: 0; font-size: clamp(1.8rem, 3vw, 2.7rem); font-weight: 540; letter-spacing: -.04em; }
.stage-copy > span, .fabric-copy > span { display: block; max-width: 660px; margin-top: 10px; color: #819aa5; font-size: .92rem; line-height: 1.75; }
.stage-capabilities, .fabric-outcomes { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.stage-capabilities span, .fabric-outcomes span { padding: 8px 10px; border: 1px solid var(--border); color: #668591; font-family: var(--font-mono); font-size: .54rem; letter-spacing: .08em; white-space: nowrap; }
.fabric-bridge { position: relative; width: 80px; height: 112px; margin: 0 auto; }
.fabric-bridge span { position: absolute; top: 0; bottom: 0; width: 1px; background: linear-gradient(rgba(74,206,235,.25), var(--cyan), rgba(74,206,235,.25)); }
.fabric-bridge span:nth-child(1) { left: 24px; transform: rotate(-11deg); }
.fabric-bridge span:nth-child(2) { left: 40px; }
.fabric-bridge span:nth-child(3) { right: 23px; transform: rotate(11deg); }
.digital-fabric-stage { position: relative; min-height: 275px; display: grid; grid-template-columns: 105px minmax(0,1fr) auto; gap: 34px; align-items: center; padding: 42px 46px; overflow: hidden; border: 1px solid rgba(133,230,252,.5); background: radial-gradient(circle at 12% 50%, rgba(53,187,220,.16), transparent 28%), linear-gradient(120deg, #0d2631, #071219 72%); box-shadow: 0 0 70px rgba(56,190,221,.07), inset 0 0 70px rgba(56,190,221,.035); }
.fabric-grid { position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(rgba(104,215,240,.11) 1px, transparent 1px), linear-gradient(90deg, rgba(104,215,240,.11) 1px, transparent 1px); background-size: 30px 30px; mask-image: linear-gradient(90deg, #000, transparent 72%); }
.fabric-symbol, .fabric-copy, .fabric-outcomes { position: relative; z-index: 1; }
.fabric-symbol { width: 78px; height: 78px; border-color: var(--ice); color: var(--ice); box-shadow: 0 0 30px rgba(85,213,243,.1); }
.fabric-copy h3 { color: var(--ice); font-size: clamp(2.5rem, 4vw, 4.4rem); }
.fabric-outcomes span { border-color: rgba(125,222,244,.24); color: #8ecbd8; background: rgba(6,14,19,.55); }
.evolution-closing { margin: 30px 0 0; text-align: center; color: #78939f; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }

.investors { display: grid; grid-template-columns: 1.25fr .75fr; gap: 8vw; border-top: 1px solid var(--border); }
.investor-main > p:not(.kicker) { max-width: 720px; margin: 30px 0 0; color: #849ca7; font-size: 1.02rem; line-height: 1.85; }
.investor-thesis { margin-top: 54px; border-top: 1px solid var(--border); }
.investor-thesis > div { display: grid; grid-template-columns: 45px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--border); }
.investor-thesis span { color: #4f7180; font-family: var(--font-mono); font-size: .62rem; }
.investor-thesis p { margin: 0; color: #7f98a3; line-height: 1.75; }
.investor-thesis strong { color: #d7eaf1; font-weight: 600; }
.investor-model { border: 1px solid rgba(113,213,238,.27); background: linear-gradient(155deg, rgba(17,35,46,.88), rgba(6,12,17,.88)); box-shadow: 0 35px 100px rgba(0,0,0,.22); }
.model-header { display: flex; justify-content: space-between; gap: 12px; padding: 18px 20px; border-bottom: 1px solid var(--border); color: #66828e; font-family: var(--font-mono); font-size: .55rem; letter-spacing: .1em; }
.model-status { color: #73dcb9; }
.model-metric { padding: 24px 26px; border-bottom: 1px solid var(--border); }
.model-metric > span { display: block; color: #657f8b; font-size: .72rem; }
.model-metric > strong { display: block; margin: 4px 0 2px; color: var(--ice); font-size: clamp(2.6rem, 4vw, 4.4rem); font-weight: 520; letter-spacing: -.06em; line-height: 1.1; }
.model-metric small { color: #5b7783; font-family: var(--font-mono); font-size: .56rem; letter-spacing: .11em; }
.model-metric.split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.model-metric.split div:last-child { padding-left: 24px; border-left: 1px solid var(--border); }
.model-metric.split strong { display: block; font-size: 2.1rem; color: var(--ice); line-height: 1; }
.model-note { margin: 0; padding: 22px 26px; color: #627b86; font-size: .75rem; line-height: 1.65; }
.model-link { display: flex; align-items: center; justify-content: space-between; margin: 0 20px 20px; padding: 15px 0; border-top: 1px solid var(--border); color: #9deafb; font-family: var(--font-mono); font-size: .61rem; letter-spacing: .08em; text-transform: uppercase; }

.closing { display: grid; grid-template-columns: 1.25fr .75fr; gap: 8vw; align-items: end; border-top: 1px solid var(--border); }
.closing h2 { margin-top: 20px; }
.closing-copy p { max-width: 430px; margin: 0 0 30px; color: #859da8; line-height: 1.8; }
footer { width: min(1440px, calc(100% - 48px)); min-height: 125px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; border-top: 1px solid var(--border); color: #526d78; font-family: var(--font-mono); font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; }
footer p { justify-self: center; }
footer > span { justify-self: end; }

@keyframes rotate { to { transform: translate(-50%,-50%) rotate(360deg); } }
@keyframes pulse { 0% { transform: scale(.85); opacity: .8; } 80%, 100% { transform: scale(1.35); opacity: 0; } }

@media (max-width: 1380px) {
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1180px) {
  .site-header { grid-template-columns: 1fr auto; }
  .desktop-nav { display: none; }
  .hero { grid-template-columns: 1fr 1fr; gap: 35px; }
  .hero h1 { font-size: clamp(3.8rem, 7vw, 6rem); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .system-loop { grid-template-columns: 1fr 1fr; gap: 50px; }
  .section-heading { grid-template-columns: .3fr 1fr; }
  .section-heading > p:last-child { grid-column: 2; }
  .data-center-stage, .digital-fabric-stage { grid-template-columns: 82px minmax(0, 1fr); }
  .stage-capabilities, .fabric-outcomes { grid-column: 2; grid-template-columns: repeat(4, auto); justify-content: start; }
}

@media (max-width: 900px) {
  .site-header, .hero, .section, footer { width: min(100% - 32px, 720px); }
  .header-cta { font-size: 0; gap: 0; }
  .header-cta svg { width: 20px; height: 20px; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 62px; }
  .hero h1 { max-width: 700px; font-size: clamp(4rem, 13vw, 6.5rem); }
  .system-orbit { min-height: 560px; }
  .signal-strip { overflow: hidden; }
  .signal-strip span:nth-of-type(3), .signal-strip span:nth-of-type(4), .signal-strip span:nth-of-type(5) { display: none; }
  .section { padding: 95px 0; }
  .section-heading, .section-heading.compact { grid-template-columns: 1fr; gap: 14px; }
  .section-heading > p:last-child { grid-column: 1; max-width: 560px; }
  .system-loop, .principles, .investors, .closing { grid-template-columns: 1fr; }
  .stack-grid { grid-template-columns: 1fr; }
  .stack-grid article { min-height: 320px; }
  .stack-icon { margin-bottom: 48px; }
  .foundation-streams { grid-template-columns: 1fr 1fr; }
  .convergence-lines { display: none; }
  .label-convergence { margin-top: 54px; }
  footer { grid-template-columns: 1fr auto; gap: 22px; padding: 30px 0; }
  footer p { display: none; }
}

@media (max-width: 600px) {
  .site-header, .hero, .section, footer { width: calc(100% - 28px); }
  .site-header { height: 76px; }
  .brand-name small { font-size: .51rem; }
  .hero { padding: 55px 0 68px; }
  .hero h1 { font-size: clamp(3.5rem, 17vw, 5rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-proof { display: grid; grid-template-columns: 1fr 1fr; }
  .system-orbit { min-height: 470px; margin-top: 15px; }
  .orbit-ring-one { width: 160px; height: 160px; }
  .orbit-ring-two { width: 265px; height: 265px; }
  .orbit-ring-three { width: 380px; height: 380px; }
  .orbit-core { width: 102px; height: 102px; }
  .node-monitor { left: 3%; top: 20%; }
  .node-relay { right: 3%; top: 24%; }
  .node-qa { left: 5%; bottom: 17%; }
  .node-edge { right: 3%; bottom: 14%; }
  .orbit-node { min-width: 98px; padding: 7px 8px; }
  .orbit-node svg { width: 14px; }
  .telemetry-top { right: 10px; }
  .telemetry-bottom { left: 10px; }
  .signal-strip { padding: 0 14px; gap: 14px; }
  .section { padding: 78px 0; }
  .section-heading { margin-bottom: 40px; }
  .section-heading h2, .system-loop h2, .future-stack h2, .investor-main h2, .closing h2 { font-size: clamp(2.45rem, 12vw, 3.5rem); }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 420px; }
  .product-icon { margin-top: 45px; }
  .principles-quote blockquote { font-size: clamp(3.1rem, 15vw, 4.8rem); }
  .stack-grid article { padding: 26px; }
  .foundation-streams { grid-template-columns: 1fr; gap: 10px; }
  .foundation-node { min-height: 225px; }
  .foundation-node > svg { margin-top: 30px; }
  .data-center-stage, .digital-fabric-stage { grid-template-columns: 1fr; gap: 25px; padding: 30px 24px; }
  .stage-capabilities, .fabric-outcomes { grid-column: 1; grid-template-columns: 1fr 1fr; }
  .fabric-bridge { height: 88px; }
  .digital-fabric-stage { min-height: 430px; }
  .evolution-closing { font-size: .63rem; text-align: left; }
  .investor-model { margin-top: 10px; }
  .closing { gap: 38px; }
  footer { grid-template-columns: 1fr; }
  footer > span { justify-self: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Static delivery: readable labels and complete navigation without JavaScript. */
.skip-link { position: absolute; top: 12px; left: 12px; z-index: 100; padding: 12px 18px; transform: translateY(-180%); color: var(--ink); background: var(--ice); }
.skip-link:focus { transform: translateY(0); }
a:focus-visible { outline: 2px solid var(--cyan); outline-offset: 5px; }
.hero > *, .section > *, .foundation-streams > *, .data-center-stage > *, .digital-fabric-stage > * { min-width: 0; }
h1, h2, h3, p, .contact-email { overflow-wrap: break-word; }
.desktop-nav, .header-cta, .button, .loop-principles { font-size: .875rem; }
.eyebrow, .kicker, .hero-proof, .product-card-top, .card-link,
.stack-label, .foundation-meta, .evolution-label, .evolution-closing,
.model-header, .model-metric small, .model-metric.split small, .model-link,
.stage-copy > p, .fabric-copy > p, .stage-capabilities span, .fabric-outcomes span,
.brand-name small, .signal-strip, footer { font-size: .75rem; }
.product-detail, .foundation-node p, .principle-list p, .stack-grid article > p:last-child,
.stage-copy > span, .fabric-copy > span { font-size: 1rem; }
.product-detail, .foundation-node p, .principle-list p, .stack-grid article > p:last-child,
.stage-copy > span, .fabric-copy > span, .model-note { color: #98b0bc; }
.product-card-top { flex-wrap: wrap; gap: 8px; }
.model-header { flex-wrap: wrap; }
.model-metric > span, .model-note, .model-link { font-size: .875rem; }
.foundation-meta, .stage-capabilities span, .fabric-outcomes span { color: #99b7c5; }
.stage-capabilities span, .fabric-outcomes span { white-space: normal; }
.contact-email { display: block; margin-bottom: 24px; color: var(--ice); font-size: 1.25rem; }
.orbit-node, .orbit-node b, .telemetry, .orbit-core small { font-size: .75rem; }
.core-pulse { animation: none; }

@media (max-width: 1180px) {
  .site-header { height: auto; min-height: 104px; gap: 12px 20px; padding: 20px 0 0; }
  .site-header .brand { grid-column: 1; grid-row: 1; }
  .header-cta { grid-column: 2; grid-row: 1; }
  .desktop-nav { display: flex; grid-column: 1 / -1; grid-row: 2; gap: 12px 24px; flex-wrap: wrap; padding: 4px 0 12px; }
  .desktop-nav a { display: inline-flex; min-height: 44px; align-items: center; }
  .hero, .system-loop { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .stage-capabilities, .fabric-outcomes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .hero, .system-loop { grid-template-columns: minmax(0, 1fr); }
  .header-cta { font-size: 0; width: 44px; height: 44px; justify-content: center; }
  .orbit-ring { animation: none; }
}
@media (max-width: 600px) {
  .desktop-nav { column-gap: 18px; font-size: .8125rem; letter-spacing: .025em; }
  .hero h1 { font-size: clamp(3rem, 15vw, 5rem); }
  .eyebrow { letter-spacing: .12em; }
  .hero-proof { gap: 14px; }
  .model-metric.split { grid-template-columns: minmax(0,1fr) minmax(0,1fr); }
  .signal-strip { gap: 12px; white-space: normal; padding-top: 12px; padding-bottom: 12px; }
  .telemetry { gap: 8px; letter-spacing: .05em; }
}