styles.css

:root {
  color-scheme: dark;
  --bg: #050816;
  --bg-soft: rgba(13, 18, 40, 0.72);
  --line: rgba(255, 255, 255, 0.08);
  --text: #f5f7ff;
  --muted: rgba(230, 237, 255, 0.72);
  --cyan: #78f7ff;
  --pink: #ff78c7;
  --violet: #8f7cff;
  --lime: #c3ff7a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', system-ui, sans-serif;
  background:
    radial-gradient(circle at top, rgba(62, 78, 198, 0.35), transparent 30%),
    radial-gradient(circle at 20% 20%, rgba(255, 67, 159, 0.15), transparent 25%),
    linear-gradient(180deg, #050816 0%, #090d1f 60%, #06070d 100%);
  color: var(--text);
  overflow-x: hidden;
}

button { font: inherit; border: 0; cursor: pointer; }
canvas, .noise, .aurora { position: fixed; inset: 0; pointer-events: none; }
#starfield { z-index: 0; opacity: 0.95; }
.noise {
  z-index: 1;
  opacity: 0.05;
  background-image: radial-gradient(rgba(255,255,255,0.9) 0.6px, transparent 0.6px);
  background-size: 8px 8px;
  mix-blend-mode: soft-light;
}
.aurora {
  z-index: 0;
  filter: blur(60px);
  opacity: 0.55;
}
.aurora-a {
  background: radial-gradient(circle at 20% 20%, rgba(114, 247, 255, 0.7), transparent 30%);
  animation: floatA 12s ease-in-out infinite alternate;
}
.aurora-b {
  background: radial-gradient(circle at 80% 10%, rgba(255, 120, 199, 0.5), transparent 25%);
  animation: floatB 15s ease-in-out infinite alternate;
}

.app {
  position: relative;
  z-index: 2;
  width: min(100%, 460px);
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom) + 24px);
}
.shell { display: grid; gap: 16px; }
.card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0.03));
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px) saturate(140%);
}
.card::after {
  content: '';
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  border: 1px solid rgba(255,255,255,0.06);
  pointer-events: none;
}
.hero { padding: 22px; min-height: 84svh; display: flex; flex-direction: column; justify-content: space-between; }
.badge, .eyebrow, .section-head p, .story-card p:first-child, .cta > p, .metric span, .panel-tag {
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.badge {
  align-self: flex-start;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.09);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 11px;
}
.eyebrow, .section-head p, .metric span, .story-card p:first-child, .cta > p, .panel-tag { color: var(--muted); font-size: 11px; }
.hero h1 {
  margin: 12px 0;
  font-size: clamp(56px, 18vw, 92px);
  line-height: 0.9;
  letter-spacing: -0.06em;
}
.hero h1 span {
  color: transparent;
  background: linear-gradient(90deg, var(--cyan), #fff, var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
}
.hero-copy, .metric p, .story-card p:last-child, .panel p, .cta li {
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}
.hero-actions { display: flex; gap: 10px; margin-top: 18px; }
.primary, .ghost {
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
}
.primary {
  color: #08101f;
  background: linear-gradient(135deg, var(--cyan), #c5fbff);
  box-shadow: 0 12px 36px rgba(120, 247, 255, 0.35);
}
.ghost {
  color: var(--text);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
}
.orbital-wrap { display: grid; place-items: center; padding: 32px 0 4px; }
.pulse-core {
  position: relative;
  width: 162px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffffff, #6bf0ff 25%, #121b4f 65%, #060b1f 100%);
  box-shadow: inset 0 0 30px rgba(255,255,255,0.4), 0 0 40px rgba(120,247,255,0.35);
}
.core-label { font-size: 15px; font-weight: 800; letter-spacing: 0.32em; }
.pulse-ring {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 1px solid rgba(120,247,255,0.24);
}
.ring-a { animation: pulse 3.6s ease-out infinite; }
.ring-b { inset: -28px; animation: pulse 3.6s ease-out 1.2s infinite; }
.ring-c { inset: -44px; animation: pulse 3.6s ease-out 2.4s infinite; }
.grid-3, .grid-stack { display: grid; gap: 16px; }
.metric { padding: 18px; }
.metric strong { display:block; font-size: 42px; margin: 10px 0 2px; letter-spacing: -0.06em; }
.showcase { padding: 20px; }
.section-head h2, .cta h2 { margin: 6px 0 0; font-size: 28px; line-height: 1.04; letter-spacing: -0.05em; }
.carousel {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 18px 0 8px;
  scrollbar-width: none;
}
.carousel::-webkit-scrollbar { display: none; }
.panel {
  position: relative;
  min-height: 320px;
  padding: 18px;
  border-radius: 24px;
  scroll-snap-align: center;
  border: 1px solid rgba(255,255,255,0.08);
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--tone), transparent 70%), transparent 25%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transform: scale(0.96);
  transition: transform 260ms ease, box-shadow 260ms ease;
}
.panel::before {
  content: '';
  position: absolute;
  inset: 12px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.08);
  background:
    radial-gradient(circle at 70% 20%, color-mix(in srgb, var(--tone), white 14%) 0, transparent 22%),
    radial-gradient(circle at 35% 35%, rgba(255,255,255,0.18) 0, transparent 12%);
}
.panel.active { transform: scale(1); box-shadow: 0 18px 42px rgba(0,0,0,0.3); }
.panel h3 { margin: 8px 0; font-size: 32px; line-height: 1; letter-spacing: -0.05em; }
.carousel-dots { display: flex; gap: 8px; justify-content: center; padding-top: 10px; }
.carousel-dots button {
  width: 8px; height: 8px; border-radius: 999px; background: rgba(255,255,255,0.25); padding: 0;
  transition: width 220ms ease, background 220ms ease;
}
.carousel-dots button.active { width: 28px; background: linear-gradient(90deg, var(--cyan), var(--pink)); }
.story-card, .cta { padding: 20px; }
.story-card h3 { margin: 8px 0; font-size: 28px; line-height: 1.08; letter-spacing: -0.05em; }
.story-card.tall { min-height: 260px; }
.cta ul { margin: 16px 0 18px; padding-left: 18px; }
.cta li + li { margin-top: 8px; }
.tilt { transform-style: preserve-3d; transition: transform 180ms ease; }

@keyframes pulse {
  0% { transform: scale(0.85); opacity: 0; }
  35% { opacity: 1; }
  100% { transform: scale(1.15); opacity: 0; }
}
@keyframes floatA {
  from { transform: translate3d(-4%, -2%, 0); }
  to { transform: translate3d(8%, 4%, 0); }
}
@keyframes floatB {
  from { transform: translate3d(6%, -3%, 0) scale(1); }
  to { transform: translate3d(-8%, 10%, 0) scale(1.1); }
}

@media (min-width: 520px) {
  .app { width: min(100%, 520px); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-stack { grid-template-columns: 1fr 1fr; }
}