:root {
  --bg: #05070b;
  --ink: #e9e2d2;
  --muted: #93a0ab;
  --gold: #c9a45c;
  --gold-bright: #e5c47c;
  --ice: #7fd4e6;
  --line: rgba(201, 164, 92, .24);
  --line-cool: rgba(127, 212, 230, .22);
  --display: "Cinzel", Georgia, serif;
  --body: "Space Grotesk", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*,
*::before,
*::after { box-sizing: border-box; }

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .55;
  background-image:
    linear-gradient(rgba(127, 212, 230, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 212, 230, .045) 1px, transparent 1px);
  background-size: 56px 56px;
}

#manhattan-canvas {
  position: fixed;
  inset: 0;
  display: block;
  width: 100vw !important;
  height: 100vh !important;
  min-width: 0 !important;
  min-height: 0 !important;
  outline: none;
  touch-action: none;
  z-index: 1;
}

.loading {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 45%, rgba(127, 212, 230, .08), transparent 42%),
    radial-gradient(circle at 50% 100%, rgba(201, 164, 92, .08), transparent 46%),
    var(--bg);
  transition: opacity .45s ease, visibility .45s ease;
}

.loading.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-card {
  width: min(560px, 100%);
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 17, 26, .94), rgba(5, 7, 11, .96));
  box-shadow: 0 30px 90px rgba(0, 0, 0, .55), inset 0 0 0 1px rgba(255, 255, 255, .02);
  text-align: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--ice);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(46px, 9vw, 84px);
  font-weight: 600;
  line-height: .9;
  letter-spacing: .02em;
  color: var(--gold-bright);
  text-shadow: 0 0 30px rgba(201, 164, 92, .18);
}

.sub {
  max-width: 42ch;
  margin: 22px auto 30px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.bar {
  position: relative;
  height: 2px;
  overflow: hidden;
  background: rgba(255, 255, 255, .08);
}

.bar span {
  position: absolute;
  inset: 0 auto 0 0;
  width: 38%;
  background: linear-gradient(90deg, transparent, var(--ice), var(--gold));
  animation: scan 1.8s ease-in-out infinite;
}

@keyframes scan {
  0% { transform: translateX(-110%); }
  100% { transform: translateX(360%); }
}

.status {
  margin: 18px 0 0;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
}

.note {
  margin: 12px 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.7;
}

.back {
  display: inline-block;
  margin-top: 28px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
  color: var(--gold);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease;
}

.back:hover { color: var(--gold-bright); border-color: var(--gold-bright); }

.loading.error .bar { display: none; }
.loading.error .status { color: #e08b7a; }

@media (max-width: 560px) {
  .loader-card { text-align: left; }
  .sub { margin-left: 0; margin-right: 0; }
}