:root {
  color-scheme: dark;
  --bg: #07111f;
  --bg-2: #0b1728;
  --surface: rgba(255, 255, 255, 0.055);
  --surface-strong: rgba(255, 255, 255, 0.09);
  --border: rgba(137, 223, 203, 0.18);
  --border-soft: rgba(255, 255, 255, 0.10);
  --text: #eef8fb;
  --muted: #9fb4c5;
  --muted-2: #718699;
  --accent: #89dfcb;
  --accent-2: #76a9ff;
  --gold: #ffd28a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shell: 1120px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(118, 169, 255, 0.22), transparent 34rem),
    radial-gradient(circle at 80% 8%, rgba(137, 223, 203, 0.16), transparent 30rem),
    linear-gradient(135deg, var(--bg), #08121c 55%, #06101a);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}
a { color: inherit; }
.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 10;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: #06101a;
  transition: top .2s ease;
}
.skip-link:focus { top: 16px; }
.shell { width: min(var(--shell), calc(100% - 40px)); margin-inline: auto; }
.narrow { max-width: 780px; }
.section-pad { padding: 96px 0; }
.tight-top { padding-top: 22px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(18px);
  background: rgba(7, 17, 31, 0.74);
  border-bottom: 1px solid var(--border-soft);
}
.nav-shell {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 760; letter-spacing: -0.02em; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06101a;
  box-shadow: 0 12px 30px rgba(137, 223, 203, .18);
}
.main-nav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.main-nav a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
  transition: background .2s ease, color .2s ease;
}
.main-nav a:hover, .main-nav a:focus-visible { background: var(--surface); color: var(--text); outline: none; }
.hero { padding-top: 112px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.13fr) minmax(300px, .87fr); gap: 52px; align-items: center; }
.eyebrow { margin: 0 0 16px; color: var(--accent); font-weight: 760; text-transform: uppercase; letter-spacing: .15em; font-size: .76rem; }
h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: -.045em; }
h1 { font-size: clamp(3rem, 7vw, 6.8rem); max-width: 980px; }
h2 { font-size: clamp(2rem, 4vw, 4rem); }
h3 { font-size: 1.35rem; }
p { color: var(--muted); margin: 0; }
.hero-lede { max-width: 720px; margin-top: 28px; font-size: clamp(1.08rem, 1.8vw, 1.35rem); color: #c6d5df; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 760;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--accent); color: #06101a; }
.button.secondary { border-color: var(--border); background: var(--surface); color: var(--text); }
.observatory-card {
  min-height: 480px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  background: linear-gradient(155deg, rgba(255,255,255,.10), rgba(255,255,255,.035));
  box-shadow: var(--shadow);
}
.card-label, .feature-number {
  color: var(--gold);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.observatory-card h2 { margin-top: 250px; font-size: clamp(2rem, 4vw, 3.3rem); }
.observatory-card p:last-child { margin-top: 18px; color: #cad9e2; }
.orbital-map { position: absolute; inset: 24px; border-radius: 28px; background: radial-gradient(circle at center, rgba(137,223,203,.22), transparent 9rem); }
.orbital-map::before, .orbital-map::after {
  content: "";
  position: absolute;
  inset: 15%;
  border: 1px solid rgba(137, 223, 203, .24);
  border-radius: 999px;
  transform: rotate(-18deg);
}
.orbital-map::after { inset: 27%; transform: rotate(28deg); border-color: rgba(118, 169, 255, .28); }
.orbital-map span { position: absolute; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 28px var(--accent); }
.orbital-map span:nth-child(1) { left: 18%; top: 34%; }
.orbital-map span:nth-child(2) { right: 22%; top: 22%; background: var(--accent-2); }
.orbital-map span:nth-child(3) { left: 46%; bottom: 21%; background: var(--gold); }
.orbital-map span:nth-child(4) { right: 14%; bottom: 36%; }
.split-heading { display: grid; grid-template-columns: minmax(0, .9fr) minmax(280px, .65fr); gap: 40px; align-items: end; margin-bottom: 26px; }
.card-grid { display: grid; gap: 18px; }
.card-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.feature-card, .empty-state, .journal-panel, .manifesto {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.052);
  box-shadow: 0 18px 60px rgba(0,0,0,.17);
}
.feature-card { min-height: 290px; padding: 26px; display: flex; flex-direction: column; gap: 18px; }
.feature-card p { flex: 1; }
.text-link { color: var(--accent); font-weight: 800; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.journal-panel { display: grid; grid-template-columns: minmax(0, .75fr) minmax(300px, 1fr); gap: 28px; padding: 28px; }
.journal-copy { padding: 10px 6px; }
.journal-copy p:last-child { margin-top: 18px; }
.lane-list { display: grid; gap: 12px; }
.lane { display: grid; gap: 4px; padding: 18px; border-radius: 18px; text-decoration: none; background: rgba(255,255,255,.055); border: 1px solid transparent; }
.lane:hover, .lane:focus-visible { border-color: var(--border); outline: none; background: rgba(137,223,203,.08); }
.lane span { color: var(--accent); font-weight: 800; }
.lane strong { color: var(--text); font-weight: 640; }
.manifesto { padding: clamp(28px, 5vw, 52px); }
.manifesto blockquote { margin: 0; max-width: 940px; font-size: clamp(1.6rem, 3.6vw, 3.6rem); line-height: 1.12; letter-spacing: -.04em; color: var(--text); }
.page-hero h1 { margin-bottom: 22px; }
.page-hero p:last-child { font-size: 1.2rem; color: #c7d5df; }
.article-list { display: grid; }
.empty-state { padding: clamp(28px, 5vw, 48px); max-width: 760px; }
.empty-state h2 { margin: 12px 0 14px; }
.empty-state .button { margin-top: 24px; }
.site-footer { border-top: 1px solid var(--border-soft); padding: 28px 0; }
.footer-grid { display: flex; justify-content: space-between; gap: 20px; align-items: center; flex-wrap: wrap; }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
.center-page { display: grid; place-items: center; }
.not-found { padding-block: 70px; }
.not-found p { margin: 18px 0 28px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (max-width: 860px) {
  .section-pad { padding: 70px 0; }
  .hero { padding-top: 78px; }
  .hero-grid, .split-heading, .journal-panel { grid-template-columns: 1fr; }
  .card-grid.three { grid-template-columns: 1fr; }
  .observatory-card { min-height: 390px; }
  .observatory-card h2 { margin-top: 190px; }
  .nav-shell { align-items: flex-start; flex-direction: column; padding: 16px 0; }
  .main-nav { justify-content: flex-start; }
}
@media (max-width: 540px) {
  .shell { width: min(100% - 28px, var(--shell)); }
  .brand-text { display: none; }
  h1 { font-size: clamp(2.55rem, 14vw, 4rem); }
  .main-nav a { padding-inline: 9px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; scroll-behavior: auto !important; transition-duration: .001ms !important; }
}