:root {
  color-scheme: dark;
  --background: #080f17;
  --surface: #0c1720;
  --text: #f1f5f7;
  --muted: #a1afb9;
  --accent: #71e3c4;
  --line: #24333e;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 83% 37%, #153d3f33, transparent 53%);
}
a { color: inherit; text-underline-offset: .3em; }
a:focus-visible, [tabindex="-1"]:focus-visible { outline: 3px solid var(--accent); outline-offset: 7px; }
.skip-link { position: absolute; top: -6rem; left: 1rem; z-index: 10; padding: .9rem 1.2rem; background: var(--accent); color: var(--background); }
.skip-link:focus { top: 1rem; }
.sr-only, .motion-check { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.page-shell { max-width: 1600px; padding: 0 clamp(1.5rem, 6.3vw, 7rem); margin: auto; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; }
.site-header { min-height: 122px; display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; flex-shrink: 0; text-decoration: none; line-height: 0; }
.brand-logo { display: block; width: 230px; height: auto; }
.launch-label { display: inline-flex; align-items: center; gap: .7rem; font-size: .875rem; color: #c4cdd3; }
.status-dot { width: 6px; height: 6px; flex: 0 0 6px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 12px #71e3c440; }
.hero { flex: 1; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .85fr); gap: clamp(3rem, 7vw, 7rem); align-items: center; padding: clamp(4rem, 7.3vh, 7rem) 0; }
.eyebrow { display: flex; align-items: center; gap: .85rem; color: #c4cdd3; font-size: .75rem; font-weight: 500; text-transform: uppercase; letter-spacing: .15em; margin: 0 0 2rem; }
.eyebrow span { display: inline-block; width: 1.8rem; height: 1px; background: var(--accent); }
h1 { font-size: clamp(3.4rem, 6.15vw, 6rem); line-height: 1.07; font-weight: 500; letter-spacing: -.066em; margin: 0; }
.muted-heading { color: #acbac5; }
.accent-heading { color: var(--accent); }
.intro { font-size: 1.0625rem; line-height: 1.85; max-width: 31.5rem; color: var(--muted); margin: 2rem 0 2.25rem; }
.cta { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: .9rem 2.1rem; background: var(--accent); border: 1px solid var(--accent); border-radius: 4px; font-size: .9375rem; font-weight: 650; text-decoration: none; color: #09221c; transition: background .18s, box-shadow .18s; }
.cta:hover { background: #a3f2dd; box-shadow: 0 0 24px #71e3c418; }
.cta-arrow { margin-left: 1rem; font-size: 1.15rem; font-weight: 400; transition: transform .2s ease; }
.cta:hover .cta-arrow { transform: translate(2px, -2px); }
.launch-panel { position: relative; overflow: hidden; align-self: center; border: 1px solid #2e464d; border-radius: 7px; background: linear-gradient(150deg, #10242b75, #0c1720ba); box-shadow: 0 18px 70px #00000020, 0 0 70px #71e3c406; }
.signal-field { position: relative; overflow: hidden; height: 260px; background-image: linear-gradient(#71e3c409 1px, transparent 1px), linear-gradient(90deg, #71e3c409 1px, transparent 1px); background-size: 32px 32px; border-bottom: 1px solid #253b41; }
.signal-field::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at center, #71e3c414, #0b172040 60%, #0b1720b0); }
.signal-network { position: relative; display: block; width: 100%; height: 100%; }
.network-guide { stroke: #71e3c40d; stroke-width: 1; }
.network-boundary { stroke: #71e3c426; stroke-width: 1; stroke-dasharray: 2 7; }
.network-globe { stroke: #71e3c438; stroke-width: 1; }
.network-links { stroke: #71e3c42e; stroke-width: 1; }
.network-nodes { fill: #94daca; }
.signal-orbit { transform-origin: 200px 130px; animation: orbit-drift 48s linear infinite; }
.signal-orbit path { stroke: #71e3c452; stroke-width: 1; }
.signal-orbit circle { fill: var(--accent); }
.signal-halo { fill: #71e3c40b; stroke: #71e3c435; stroke-width: 1; transform-origin: 200px 130px; animation: halo-breathe 6s ease-in-out infinite; }
.signal-core { fill: #10252c; stroke: #71e3c43b; stroke-width: 1; }
.motion-control { position: absolute; z-index: 1; top: 10px; right: 10px; display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid #30444d; border-radius: 50%; color: #a1b6bf; background: #0c1720d9; cursor: pointer; transition: color .2s, border-color .2s; }
.motion-control:hover { color: var(--text); border-color: #6d9d94; }
.motion-check:focus-visible + .motion-control { outline: 3px solid var(--accent); outline-offset: 4px; }
.control-play { display: none; }
.motion-check:checked + .motion-control .control-pause { display: none; }
.motion-check:checked + .motion-control .control-play { display: block; }
.motion-check:checked ~ .signal-field * { animation-play-state: paused; }
@keyframes orbit-drift { to { transform: rotate(360deg); } }
@keyframes halo-breathe { 0%, 100% { opacity: .45; transform: scale(.94); } 50% { opacity: 1; transform: scale(1.08); } }
.launch-copy { padding: 2rem; }
.panel-kicker { margin: 0 0 .9rem; font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
h2 { font-size: clamp(1.5rem, 2.1vw, 2rem); font-weight: 500; line-height: 1.25; letter-spacing: -.035em; margin: 0 0 1rem; }
.launch-copy > p:not(.panel-kicker) { font-size: 1rem; line-height: 1.75; color: var(--muted); margin: 0; }
.panel-signoff { margin-top: 1.75rem; padding-top: 1.4rem; border-top: 1px solid var(--line); display: flex; gap: .65rem; align-items: center; font-size: .8125rem; color: #b2c2c9; }
.panel-signoff span { width: .35rem; height: .35rem; background: var(--accent); transform: rotate(45deg); }
.site-footer { display: flex; justify-content: space-between; gap: 1rem; padding: 1.75rem 0; border-top: 1px solid var(--line); color: #91a1ac; font-size: .8125rem; line-height: 1.65; }
.site-footer p { margin: 0; }
.site-footer a { color: #bdcad1; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.error-main { padding: 6rem 0; max-width: 44rem; flex: 1; }
.error-main h1 { font-size: clamp(3rem, 8vw, 5rem); }
@media (min-width: 1600px) { .hero { gap: 8rem; } }
@media (max-width: 1050px) {
  .page-shell { padding-inline: 2.5rem; }
  .hero { gap: 2.5rem; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
  h1 { font-size: clamp(3rem, 6.1vw, 4.25rem); }
  .launch-copy { padding: 1.6rem; }
  .signal-field { height: 220px; }
}
@media (max-width: 760px) {
  .page-shell { padding-inline: 1.5rem; }
  .site-header { min-height: 94px; }
  .brand-logo { width: 190px; }
  .hero { display: grid; grid-template-columns: minmax(0, 1fr); gap: 3.5rem; padding: 3.75rem 0; }
  h1 { font-size: clamp(3rem, 8.7vw, 4.6rem); }
  .intro { margin-top: 1.7rem; font-size: 1rem; max-width: 34rem; }
  .eyebrow { margin-bottom: 1.6rem; }
  .launch-panel { width: 100%; max-width: 36rem; }
  .signal-field { height: 220px; }
  .launch-copy { padding: 1.8rem; }
  h2 { font-size: 1.75rem; }
  .site-footer { flex-wrap: wrap; padding-block: 1.5rem; gap: .65rem; }
}
@media (max-width: 360px) {
  .brand-logo { width: 154px; }
  .site-header { gap: 1rem; }
  .page-shell { padding-inline: 1.125rem; }
  h1 { font-size: 2.65rem; }
  .launch-label { font-size: .75rem; gap: .4rem; }
  .launch-copy { padding: 1.4rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .motion-check, .motion-control { display: none; }
}
@media (forced-colors: active) {
  .cta { border: 1px solid ButtonText; }
  .launch-panel { border: 1px solid CanvasText; }
}