:root {
  --night: #090810;
  --surface: #100d1b;
  --shadow: #08070d;
  --white: #fffefa;
  --light: #e2dfea;
  --muted: #aaa5b7;
  --accent: #aaa4ff;
  --warm: #ff8a68;
  --line: rgba(255, 254, 250, 0.18);
  --mouse-x: 50%;
  --mouse-y: 24%;
  --display: "Arial Black", "Helvetica Neue", Arial, sans-serif;
  --body: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
  color-scheme: dark;
}

body {
  min-width: 20rem;
  margin: 0;
  color: var(--white);
  background: var(--night);
  font-family: var(--body);
}

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 30;
  padding: 0.7rem 1rem;
  color: var(--night);
  background: var(--white);
  font-weight: 750;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  padding: clamp(1.1rem, 3vw, 2rem) clamp(1.1rem, 4vw, 3.5rem);
}

.site-nav,
.site-links {
  display: flex;
  align-items: center;
}

.site-nav {
  justify-content: space-between;
  color: var(--light);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.site-links {
  gap: clamp(1.25rem, 4vw, 3rem);
}

.site-nav a {
  position: relative;
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 0;
  color: var(--white);
  text-decoration: none;
}

.site-domain {
  color: var(--muted);
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0.7rem;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--white);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  overflow: hidden;
  padding: 7rem 2rem 4rem;
  place-items: center;
  background:
    radial-gradient(42rem circle at var(--mouse-x) var(--mouse-y), rgba(170, 164, 255, 0.14), transparent 64%),
    radial-gradient(circle at 18% 80%, rgba(255, 138, 104, 0.11), transparent 28rem),
    radial-gradient(circle at 82% 20%, rgba(93, 80, 173, 0.12), transparent 31rem),
    linear-gradient(145deg, var(--night) 10%, var(--surface) 58%, var(--shadow) 100%);
  text-align: center;
}

.hero::before {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.78' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  content: "";
  pointer-events: none;
}

.atmosphere {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.orbit,
.horizon,
.signal {
  position: absolute;
  display: block;
}

.orbit {
  top: 50%;
  left: 50%;
  width: min(76vw, 70rem);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-one {
  animation: breathe 12s ease-in-out infinite alternate;
}

.orbit-two {
  width: min(42vw, 36rem);
  border-color: rgba(170, 164, 255, 0.3);
  box-shadow: 0 0 7rem rgba(170, 164, 255, 0.06), inset 0 0 7rem rgba(170, 164, 255, 0.035);
  animation: breathe 9s 1.5s ease-in-out infinite alternate-reverse;
}

.horizon {
  right: 4vw;
  bottom: 22%;
  left: 4vw;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 254, 250, 0.26), transparent);
}

.signal {
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: var(--warm);
  box-shadow: 0 0 1.4rem 0.35rem rgba(255, 138, 104, 0.34);
}

.signal-one {
  top: 27%;
  left: 19%;
  animation: drift 15s ease-in-out infinite alternate;
}

.signal-two {
  right: 17%;
  bottom: 26%;
  background: var(--accent);
  box-shadow: 0 0 1.4rem 0.35rem rgba(170, 164, 255, 0.34);
  animation: drift 18s 2s ease-in-out infinite alternate-reverse;
}

.hero-inner {
  position: relative;
  z-index: 2;
}

h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(5rem, 16vw, 14rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.82;
  text-transform: uppercase;
  text-shadow: 0 0 3rem rgba(170, 164, 255, 0.13);
}

.hero-inner p {
  margin: clamp(1.5rem, 3vw, 2.4rem) 0 0;
  color: var(--muted);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.05rem, 2.5vw, 1.65rem);
  font-style: italic;
  letter-spacing: 0.12em;
}

.hero-inner p span {
  color: var(--warm);
  font-family: var(--mono);
  font-size: 0.78em;
  font-style: normal;
}

.js h1,
.js .hero-inner p {
  opacity: 0;
  animation: enter 800ms ease-out forwards;
}

.js .hero-inner p {
  animation-delay: 160ms;
}

@keyframes enter {
  from {
    opacity: 0;
    transform: translateY(1.5rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes breathe {
  to {
    opacity: 0.48;
    transform: translate(-50%, -50%) scale(1.07);
  }
}

@keyframes drift {
  to {
    transform: translate(2rem, -1.5rem);
  }
}

@media (max-width: 540px) {
  .site-header {
    padding-top: 1rem;
  }

  .site-nav {
    align-items: flex-start;
  }

  .site-links {
    align-items: flex-end;
    flex-direction: column;
    gap: 0.35rem;
  }

  .hero {
    padding: 7.5rem 1.25rem 3rem;
  }

  h1 {
    font-size: clamp(4.6rem, 24vw, 7rem);
  }

  .hero-inner p {
    letter-spacing: 0.08em;
  }

  .orbit {
    width: 118vw;
  }

  .orbit-two {
    width: 72vw;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .js h1,
  .js .hero-inner p {
    opacity: 1;
    transform: none;
  }
}