:root {
  --bg: #09090b;
  --text: #fafafa;
  --muted: #a1a1aa;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 20% 20%, rgba(196, 181, 253, 0.1), transparent 28%),
    radial-gradient(circle at 82% 22%, rgba(103, 232, 249, 0.08), transparent 30%),
    radial-gradient(circle at 52% 82%, rgba(255, 255, 255, 0.04), transparent 40%),
    var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

body {
  display: grid;
  place-items: center;
  padding: 32px;
}

.lux-splash {
  width: min(1200px, 100%);
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(320px, 1fr);
  gap: 32px;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  backdrop-filter: blur(14px);
  border-radius: 32px;
  padding: 32px;
  box-shadow: 0 20px 80px rgba(0,0,0,0.35);
}

.splash-copy {
  max-width: 28rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #d4d4d8;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.splash-copy h1 {
  margin: 0 0 14px;
  font-size: clamp(2.25rem, 4vw, 4.5rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.splash-copy p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.splash-graphic {
  min-height: 560px;
  display: grid;
  place-items: center;
}

#luxSvg {
  width: min(100%, 760px);
  height: auto;
  overflow: visible;
}

.label {
  fill: rgba(255,255,255,0.92);
  font-size: 22px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.label-center,
.label-bottom,
.label-small {
  font-size: 18px;
}

.sublabel {
  fill: rgba(255,255,255,0.5);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.smallnote {
  fill: rgba(255,255,255,0.42);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.basin-ring {
  animation: basinPulse 7s ease-in-out infinite;
  transform-origin: 360px 520px;
}

.basin-dash {
  animation: dashSpin 18s linear infinite;
}

.channel-main {
  animation: channelFlow 5.8s ease-in-out infinite;
}

.channel-dash {
  animation: dashSpin 14s linear infinite;
}

.flow-left {
  animation: driftLeft 6.1s ease-in-out infinite;
}

.flow-right {
  animation: driftRight 6.1s ease-in-out infinite;
}

#basinGroup,
#channelGroup,
#mohrGroup {
  transition: transform 180ms ease, opacity 180ms ease;
  transform-origin: center;
}

#luxHero.is-basin #basinGroup,
#luxHero.is-channel #channelGroup,
#luxHero.is-mohr #mohrGroup {
  transform: scale(1.04);
}

#luxHero.is-basin #channelGroup,
#luxHero.is-basin #mohrGroup,
#luxHero.is-channel #basinGroup,
#luxHero.is-channel #mohrGroup {
  opacity: 0.68;
}

#luxHero.is-mohr #basinGroup,
#luxHero.is-mohr #channelGroup {
  opacity: 0.96;
}

@keyframes basinPulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.92;
  }
  50% {
    transform: scale(1.02);
    opacity: 1;
  }
}

@keyframes dashSpin {
  from {
    stroke-dashoffset: 0;
  }
  to {
    stroke-dashoffset: -160;
  }
}

@keyframes channelFlow {
  0%, 100% {
    opacity: 0.82;
  }
  50% {
    opacity: 1;
  }
}

@keyframes driftLeft {
  0%, 100% {
    transform: translateX(0px);
    opacity: 0.7;
  }
  50% {
    transform: translateX(-5px);
    opacity: 1;
  }
}

@keyframes driftRight {
  0%, 100% {
    transform: translateX(0px);
    opacity: 0.66;
  }
  50% {
    transform: translateX(5px);
    opacity: 0.92;
  }
}

@media (max-width: 900px) {
  .lux-splash {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .splash-copy {
    max-width: none;
  }

  .splash-graphic {
    min-height: auto;
  }
}