* {
  box-sizing: border-box;
}

:root {
  --background: #070914;
  --surface: rgba(17, 22, 44, 0.82);
  --surface-strong: #11162c;
  --text: #f5f7ff;
  --muted: #aeb8d5;
  --blue: #5ad7ff;
  --purple: #a66cff;
  --pink: #ff5ea8;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 12%, rgba(90, 215, 255, 0.13), transparent 30%),
    radial-gradient(circle at 88% 20%, rgba(166, 108, 255, 0.15), transparent 34%),
    linear-gradient(180deg, #090b18 0%, var(--background) 100%);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 0;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(7, 9, 20, 0.78);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(90, 215, 255, 0.6);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(90, 215, 255, 0.2), rgba(166, 108, 255, 0.24));
  color: var(--blue);
  box-shadow: 0 0 24px rgba(90, 215, 255, 0.18);
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

nav a {
  color: var(--muted);
  font-weight: 650;
  text-decoration: none;
}

nav a:hover {
  color: var(--text);
}

main,
footer {
  width: min(1180px, calc(100% - 32px));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 48px;
  min-height: 720px;
  padding: 80px 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
}

h1 span {
  background: linear-gradient(90deg, var(--blue), #ffffff 48%, var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.5rem;
}

.intro,
.section-heading > p:last-child,
.card p,
.about > p,
.contact p {
  color: var(--muted);
}

.intro {
  max-width: 680px;
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.primary {
  background: linear-gradient(100deg, var(--blue), var(--purple));
  color: #070914;
  box-shadow: 0 12px 30px rgba(90, 215, 255, 0.2);
}

.secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.035);
}

.hero-panel {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 30px;
  background:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
    radial-gradient(circle at center, rgba(90, 215, 255, 0.11), transparent 55%);
  background-size: 28px 28px, 28px 28px, auto;
  box-shadow: var(--shadow);
}

.planet {
  position: absolute;
  right: 18%;
  bottom: 14%;
  width: 145px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #f7fbff 0 5%, var(--blue) 18%, #2a4f8b 55%, #12172e 100%);
  box-shadow: 0 0 64px rgba(90, 215, 255, 0.42);
}

.ship {
  position: absolute;
  left: 27%;
  top: 26%;
  color: #ffffff;
  font-size: 48px;
  filter: drop-shadow(0 0 16px var(--pink));
  transform: rotate(42deg);
}

.orbit {
  position: absolute;
  inset: 50%;
  border: 1px solid rgba(90, 215, 255, 0.22);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(-18deg);
}

.orbit-one {
  width: 76%;
  height: 52%;
}

.orbit-two {
  width: 98%;
  height: 72%;
}

.section {
  padding: 90px 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 36px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  min-height: 290px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(255,255,255,0.055), rgba(255,255,255,0.02));
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.22);
}

.card-tag {
  display: inline-flex;
  margin-bottom: 54px;
  padding: 6px 10px;
  border: 1px solid rgba(90, 215, 255, 0.26);
  border-radius: 999px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 850;
  text-transform: uppercase;
}

.text-link {
  color: var(--blue);
  font-weight: 800;
  text-decoration: none;
}

.about,
.contact {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 70px;
}

.contact {
  margin-bottom: 50px;
  padding: 58px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

footer p {
  margin: 0;
}

@media (max-width: 840px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .about,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 70px;
  }

  .hero-panel {
    min-height: 340px;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .contact {
    padding: 32px 24px;
  }
}

@media (max-width: 560px) {
  nav {
    gap: 12px;
    font-size: 0.9rem;
  }

  .brand > span:last-child {
    font-size: 0.92rem;
  }

  h1 {
    font-size: 3.25rem;
  }

  footer {
    flex-direction: column;
  }
}