:root {
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }

html { min-height: 100%; background: #091323; }

body {
  margin: 0;
  min-height: 100vh;
  color: #f4f7fb;
  background:
    radial-gradient(circle at 80% 16%, rgba(64, 114, 174, .15), transparent 36%),
    radial-gradient(circle at 8% 85%, rgba(61, 128, 163, .08), transparent 34%),
    #091323;
}

.shell {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 100vh;
  padding: clamp(28px, 4vw, 62px) clamp(24px, 7.2vw, 120px) 32px;
  isolation: isolate;
}

.shell::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: .27;
  pointer-events: none;
  background-image: radial-gradient(#e5f6ff .65px, transparent .65px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, transparent 27%, #000 100%);
}

.brand { display: flex; align-items: center; gap: 14px; width: fit-content; }

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(163, 220, 231, .5);
  border-radius: 10px;
  color: #c9eff3;
  font-size: 20px;
  font-weight: 750;
  letter-spacing: -.12em;
  padding-right: 2px;
  box-shadow: 0 0 20px rgba(81, 180, 195, .08);
}

.brand-name { font-size: 14px; font-weight: 740; letter-spacing: .27em; }

.content {
  position: relative;
  z-index: 2;
  width: min(690px, 100%);
  margin: auto 0;
  padding: 110px 0 128px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #a1cfdb;
  font-size: 12px;
  font-weight: 680;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #70c4c8;
  box-shadow: 0 0 0 5px rgba(112, 196, 200, .12), 0 0 18px #70c4c8;
}

h1 {
  margin: 30px 0 20px;
  max-width: 760px;
  font-size: clamp(46px, 6vw, 90px);
  font-weight: 620;
  letter-spacing: -.064em;
  line-height: 1.08;
}

h1 em { color: #a7dadd; font-style: normal; }

p {
  max-width: 500px;
  margin: 0;
  color: #a5b5c8;
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.6;
}

.visual {
  position: absolute;
  z-index: -1;
  width: min(68vw, 960px);
  aspect-ratio: 1;
  right: -16vw;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.planet {
  position: absolute;
  inset: 23%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 29% 22%, rgba(173, 230, 233, .82), transparent 15%),
    radial-gradient(circle at 42% 32%, #5b98a8 0, #315d78 22%, #142c49 51%, #0c1a30 75%);
  box-shadow: inset -30px -40px 55px rgba(4, 12, 27, .82), 0 0 65px rgba(101, 185, 202, .18);
}

.halo {
  position: absolute;
  border: 1px solid rgba(154, 215, 227, .24);
  border-radius: 50%;
  transform: rotate(-26deg) scaleY(.52);
}

.halo-one { inset: 5%; }
.halo-two { inset: 14%; border-color: rgba(154, 215, 227, .11); }

.glow {
  position: absolute;
  inset: 29%;
  border-radius: 50%;
  background: rgba(85, 182, 196, .1);
  filter: blur(70px);
}

footer {
  display: flex;
  gap: 10px;
  color: #6e839d;
  font-size: 12px;
  letter-spacing: .05em;
}

@media (max-width: 760px) {
  .shell { min-height: 100svh; }
  .content { padding: 110px 0 160px; margin: auto 0; }
  .visual { width: 100vw; right: -47vw; top: 36%; opacity: .42; }
  h1 { max-width: 520px; }
}

@media (prefers-reduced-motion: no-preference) {
  .planet { animation: arrive 1s ease-out both; }
  .content { animation: rise .7s ease-out both; }
  @keyframes arrive { from { opacity: 0; transform: scale(.94); } to { opacity: 1; transform: scale(1); } }
  @keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
}