:root {
  color-scheme: dark;
  --ink: #07110f;
  --ink-soft: #10211f;
  --paper: #f4fff9;
  --muted: #a4b9b0;
  --teal: #14f1cc;
  --coral: #ff6f61;
  --gold: #f5c84b;
  --blue: #4d8cff;
  --glass: rgba(244, 255, 249, 0.08);
  --glass-strong: rgba(244, 255, 249, 0.14);
  --border: rgba(244, 255, 249, 0.18);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 10% 15%, rgba(20, 241, 204, 0.28), transparent 28rem),
    radial-gradient(circle at 82% 20%, rgba(255, 111, 97, 0.2), transparent 24rem),
    linear-gradient(135deg, #07110f 0%, #0d1c18 44%, #160f18 100%);
  color: var(--paper);
  font-family: Inter, "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: 0;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -5;
  pointer-events: none;
  content: "";
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(244, 255, 249, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 255, 249, 0.08) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at 50% 42%, black, transparent 72%);
}

a {
  color: inherit;
  text-decoration: none;
}

.aurora,
.starfield,
.cursor-glow {
  position: fixed;
  inset: 0;
  z-index: -4;
  pointer-events: none;
}

.aurora {
  filter: blur(10px) saturate(1.2);
}

.aurora__layer {
  position: absolute;
  width: 44vw;
  min-width: 360px;
  aspect-ratio: 1;
  border-radius: 50%;
  opacity: 0.72;
  mix-blend-mode: screen;
  animation: drift 16s ease-in-out infinite alternate;
}

.aurora__layer--one {
  left: -10vw;
  top: 7vh;
  background: radial-gradient(circle, rgba(20, 241, 204, 0.46), transparent 62%);
}

.aurora__layer--two {
  right: -6vw;
  top: 2vh;
  background: radial-gradient(circle, rgba(255, 111, 97, 0.38), transparent 64%);
  animation-delay: -5s;
}

.aurora__layer--three {
  bottom: -24vh;
  left: 32vw;
  background: radial-gradient(circle, rgba(245, 200, 75, 0.26), transparent 62%);
  animation-delay: -9s;
}

.cursor-glow {
  width: 26rem;
  height: 26rem;
  inset: auto;
  border-radius: 999px;
  opacity: 0;
  transform: translate3d(-50%, -50%, 0);
  background: radial-gradient(circle, rgba(20, 241, 204, 0.18), transparent 68%);
  transition: opacity 220ms ease;
}

.page-shell {
  position: relative;
  width: calc(100% - 32px);
  max-width: var(--max-width);
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px 0 38px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 10px 12px 10px 10px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(244, 255, 249, 0.12), rgba(244, 255, 249, 0.045));
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
  animation: rise 760ms ease both;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 800;
}

.brand__mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(20, 241, 204, 0.95), rgba(245, 200, 75, 0.9) 56%, rgba(255, 111, 97, 0.95));
  color: #07110f;
  font-size: 1.25rem;
  line-height: 1;
  box-shadow: 0 14px 34px rgba(20, 241, 204, 0.24);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.78fr);
  align-items: center;
  gap: clamp(32px, 6vw, 92px);
  min-height: calc(100vh - 170px);
  padding: clamp(70px, 10vh, 116px) 0 clamp(48px, 8vh, 92px);
}

.hero__content {
  min-width: 0;
  max-width: 720px;
}

.eyebrow {
  width: max-content;
  margin: 0 0 18px;
  border: 1px solid rgba(20, 241, 204, 0.36);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(20, 241, 204, 0.08);
  color: var(--teal);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  animation: rise 760ms 100ms ease both;
}

h1 {
  max-width: 9ch;
  margin: 0;
  color: var(--paper);
  font-size: clamp(4.4rem, 13vw, 10.8rem);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: 0;
  text-wrap: balance;
  text-shadow: 0 22px 80px rgba(20, 241, 204, 0.16);
  animation: rise 820ms 190ms ease both;
}

h1::first-letter {
  color: var(--teal);
}

.hero__lede {
  max-width: 610px;
  margin: 32px 0 0;
  color: rgba(244, 255, 249, 0.76);
  font-size: clamp(1.08rem, 2vw, 1.42rem);
  line-height: 1.75;
  animation: rise 820ms 280ms ease both;
}

.orbital {
  position: relative;
  width: min(40vw, 450px);
  min-width: 320px;
  aspect-ratio: 1;
  justify-self: end;
  animation: rise 880ms 310ms ease both;
}

.orbital__ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(244, 255, 249, 0.22);
  border-radius: 50%;
}

.orbital__ring::before {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  content: "";
  background: var(--teal);
  box-shadow: 0 0 34px var(--teal);
}

.orbital__ring--outer {
  animation: rotate 18s linear infinite;
}

.orbital__ring--outer::before {
  left: 13%;
  top: 13%;
}

.orbital__ring--middle {
  inset: 16%;
  border-color: rgba(255, 111, 97, 0.35);
  animation: rotate 12s linear infinite reverse;
}

.orbital__ring--middle::before {
  right: 9%;
  top: 23%;
  background: var(--coral);
  box-shadow: 0 0 34px var(--coral);
}

.orbital__ring--inner {
  inset: 31%;
  border-color: rgba(245, 200, 75, 0.34);
  animation: rotate 9s linear infinite;
}

.orbital__ring--inner::before {
  left: 42%;
  bottom: -9px;
  background: var(--gold);
  box-shadow: 0 0 34px var(--gold);
}

.orbital__core {
  position: absolute;
  inset: 28%;
  display: grid;
  place-items: center;
  border: 1px solid rgba(244, 255, 249, 0.24);
  border-radius: 50%;
  background:
    radial-gradient(circle at 42% 28%, rgba(244, 255, 249, 0.3), transparent 18%),
    linear-gradient(145deg, rgba(20, 241, 204, 0.2), rgba(255, 111, 97, 0.16));
  box-shadow:
    inset 0 0 50px rgba(244, 255, 249, 0.06),
    0 28px 90px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(18px);
}

.orbital__core span {
  color: rgba(244, 255, 249, 0.9);
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  font-weight: 900;
}

.signal {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding: 28px 0 10px;
  color: rgba(244, 255, 249, 0.76);
}

.signal__line {
  height: 2px;
  margin-top: 18px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--teal), var(--gold), var(--coral));
}

.signal p {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  line-height: 1.9;
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }

  to {
    transform: translate3d(8vw, 4vh, 0) scale(1.08);
  }
}

@keyframes rotate {
  to {
    transform: rotate(360deg);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

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

@media (max-width: 820px) {
  .page-shell {
    width: calc(100% - 48px);
    padding-top: 12px;
  }

  .nav {
    border-radius: 22px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 64px;
    overflow: hidden;
  }

  .hero__content,
  .hero__lede {
    width: 100%;
    max-width: calc(100vw - 48px);
  }

  .hero__lede {
    word-break: break-word;
    overflow-wrap: anywhere;
  }

  .orbital {
    width: min(82vw, 360px);
    min-width: 250px;
    justify-self: center;
  }

  .signal {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .signal__line {
    width: 120px;
    margin-top: 0;
  }
}

@media (max-width: 520px) {
  .brand {
    gap: 8px;
    font-size: 0.95rem;
  }

  .brand__mark {
    width: 38px;
    height: 38px;
    border-radius: 14px;
  }

  h1 {
    max-width: none;
    font-size: clamp(2.75rem, 14.5vw, 3.55rem);
  }

  .hero__content,
  .hero__lede {
    max-width: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }

  .starfield,
  .cursor-glow {
    display: none;
  }
}