:root {
  color-scheme: dark;
  --bar-height: 68px;
  --ink: #edf5f1;
  --muted: #92a49e;
  --line: rgba(157, 190, 179, 0.18);
  --mint: #9ff4cf;
  --cyan: #76ddeb;
  --panel: rgba(8, 14, 16, 0.92);
}

* { box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #070b0d;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.observatory-bar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--bar-height);
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  align-items: center;
  gap: 22px;
  padding: 0 22px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 12% 0%, rgba(118, 221, 235, 0.12), transparent 31%),
    linear-gradient(180deg, rgba(8, 14, 16, 0.97), rgba(8, 13, 15, 0.91));
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px) saturate(1.25);
}

.observatory-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  width: max-content;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(159, 244, 207, 0.42);
  border-radius: 11px;
  color: var(--mint);
  background: rgba(159, 244, 207, 0.06);
  box-shadow: inset 0 0 18px rgba(159, 244, 207, 0.06);
}

.observatory-brand strong,
.observatory-brand small { display: block; }
.observatory-brand strong { font-size: 14px; letter-spacing: -0.01em; }
.observatory-brand small { margin-top: 2px; color: var(--muted); font: 9px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.16em; text-transform: uppercase; }

.scene-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #b9c8c3;
  background: rgba(255, 255, 255, 0.025);
  font: 9px/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 10px rgba(159, 244, 207, 0.8); }

.observatory-nav { display: flex; justify-content: flex-end; align-items: center; gap: 4px; }
.observatory-nav a,
.observatory-nav button {
  padding: 9px 10px;
  border-radius: 9px;
  color: #9fafaa;
  text-decoration: none;
  font-size: 11px;
  white-space: nowrap;
  border: 0;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}
.observatory-nav a:hover,
.observatory-nav button:hover { color: var(--ink); background: rgba(255,255,255,.05); transform: translateY(-1px); }
.observatory-nav .membership-link { margin-left: 5px; border: 1px solid rgba(159,244,207,.34); color: #dff8ec; background: linear-gradient(135deg, rgba(159,244,207,.13), rgba(118,221,235,.08)); }

.scene-stage { position: fixed; inset: var(--bar-height) 0 0; }
.scene-stage iframe { display: block; width: 100%; height: 100%; border: 0; background: #090d0f; }
.scene-stage noscript { position: absolute; inset: 30px; }

.nav-toggle, .mobile-menu { display: none; }

@media (max-width: 920px) {
  .observatory-bar { grid-template-columns: 1fr auto; padding: 0 15px; }
  .scene-status, .observatory-nav { display: none; }
  .nav-toggle {
    display: grid;
    gap: 5px;
    place-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 11px;
    background: rgba(255,255,255,.03);
  }
  .nav-toggle span { display: block; width: 16px; height: 1px; background: #c5d1cd; transition: transform .2s ease; }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }
  .mobile-menu {
    position: fixed;
    z-index: 99;
    inset: var(--bar-height) 10px auto;
    display: grid;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 0 0 15px 15px;
    background: rgba(8,14,16,.97);
    box-shadow: 0 20px 50px rgba(0,0,0,.45);
  }
  .mobile-menu[hidden] { display: none; }
  .mobile-menu a,
  .mobile-menu button { padding: 13px 12px; border: 0; border-radius: 9px; color: #cbd7d3; background: transparent; text-align: left; text-decoration: none; font-family: inherit; font-size: 13px; line-height: 1.2; cursor: pointer; }
  .mobile-menu a:hover,
  .mobile-menu button:hover { background: rgba(255,255,255,.05); }
}

@media (max-width: 480px) {
  :root { --bar-height: 62px; }
  .brand-mark { width: 31px; height: 31px; }
  .observatory-brand small { font-size: 8px; }
}

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