:root {
  --bg: #050711;
  --bg-soft: #0a0e1c;
  --panel: rgba(13, 18, 35, 0.68);
  --text: #f4f7ff;
  --muted: #9aa6bd;
  --line: rgba(142, 169, 255, 0.18);
  --cyan: #66e3ff;
  --blue: #6f8cff;
  --violet: #a36bff;
  --max: 1160px;
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 20%, rgba(111, 140, 255, 0.12), transparent 30%),
    radial-gradient(circle at 85% 10%, rgba(163, 107, 255, 0.1), transparent 28%),
    linear-gradient(180deg, #050711 0%, #070a14 55%, #050711 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.65) 0 1px, transparent 1.3px),
    radial-gradient(circle, rgba(102, 227, 255, 0.38) 0 1px, transparent 1.3px);
  background-size: 88px 88px, 131px 131px;
  background-position: 0 0, 41px 63px;
  opacity: 0.14;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(102, 227, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 227, 255, 0.025) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.75), transparent 78%);
  z-index: -1;
}

a {
  color: inherit;
}

.site-shell {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(5, 7, 17, 0.72);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.82rem;
  font-weight: 700;
}

.brand-mark {
  width: 32px;
  aspect-ratio: 1;
  border: 1px solid rgba(102, 227, 255, 0.6);
  border-radius: 50%;
  position: relative;
  box-shadow: 0 0 28px rgba(102, 227, 255, 0.15);
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.brand-mark::before {
  width: 6px;
  height: 6px;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

.brand-mark::after {
  width: 42px;
  height: 12px;
  border: 1px solid rgba(163, 107, 255, 0.6);
  transform: translate(-50%, -50%) rotate(-18deg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-links a {
  position: relative;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.hero {
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 70px;
  padding: 90px 0 70px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--cyan);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.76rem;
  font-weight: 700;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(3.2rem, 8vw, 7.4rem);
  line-height: 0.93;
  letter-spacing: -0.055em;
  font-weight: 650;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.03;
  letter-spacing: -0.04em;
}

h3 {
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.lede {
  max-width: 660px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button.primary {
  color: #04060d;
  background: linear-gradient(100deg, var(--cyan), #9cb4ff);
  border-color: transparent;
  font-weight: 700;
}

.button.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.025);
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(102, 227, 255, 0.55);
}

.orbit-stage {
  position: relative;
  min-height: 480px;
  display: grid;
  place-items: center;
}

.orbit-core {
  width: min(56vw, 310px);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 32%, rgba(255,255,255,0.9), rgba(102,227,255,0.22) 7%, rgba(111,140,255,0.1) 30%, rgba(4,6,13,0.2) 66%),
    radial-gradient(circle, rgba(102,227,255,0.13), transparent 68%);
  border: 1px solid rgba(102, 227, 255, 0.22);
  box-shadow:
    inset 0 0 80px rgba(102, 227, 255, 0.08),
    0 0 90px rgba(111, 140, 255, 0.12);
  animation: breathe 7s ease-in-out infinite;
}

.orbit,
.orbit::before,
.orbit::after {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(102, 227, 255, 0.24);
}

.orbit {
  width: 390px;
  height: 180px;
  transform: rotate(-20deg);
  animation: drift 12s linear infinite;
}

.orbit::before {
  content: "";
  inset: -44px -62px;
  border-color: rgba(163, 107, 255, 0.2);
}

.orbit::after {
  content: "";
  width: 10px;
  height: 10px;
  top: 8px;
  right: 60px;
  background: var(--cyan);
  border: 0;
  box-shadow: 0 0 24px var(--cyan);
}

.signal {
  position: absolute;
  width: 78%;
  height: 78%;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.08);
  animation: rotate-slow 26s linear infinite reverse;
}

.signal::before,
.signal::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(102, 227, 255, 0.12);
}

.signal::before {
  inset: 12%;
}

.signal::after {
  inset: 26%;
}

.section {
  padding: 96px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 44px;
}

.section-heading p {
  color: var(--muted);
}

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

.card {
  min-height: 250px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(13, 18, 35, 0.74), rgba(7, 10, 20, 0.7));
  box-shadow: inset 0 1px rgba(255,255,255,0.025);
}

.card-number {
  display: block;
  margin-bottom: 58px;
  color: var(--cyan);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
}

.card p {
  color: var(--muted);
  margin-bottom: 0;
}

.split {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 70px;
  align-items: start;
}

.mission-list {
  display: grid;
  gap: 18px;
}

.mission-item {
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.mission-item:last-child {
  border-bottom: 1px solid var(--line);
}

.mission-item p {
  max-width: 680px;
  color: var(--muted);
  margin-bottom: 0;
}

.contact-panel {
  max-width: 880px;
  margin: 0 auto;
  padding: clamp(32px, 7vw, 80px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(102, 227, 255, 0.06), transparent 42%),
    linear-gradient(315deg, rgba(163, 107, 255, 0.06), transparent 42%),
    rgba(8, 12, 25, 0.8);
  text-align: center;
}

.contact-panel p {
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  color: var(--muted);
}

.contact-email {
  display: inline-block;
  margin: 22px 0 10px;
  font-size: clamp(1.15rem, 3vw, 2rem);
  text-decoration: none;
  color: var(--cyan);
}

.meta-line {
  margin-top: 34px;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7f8aa0;
}

.site-footer {
  padding: 34px 0 46px;
  border-top: 1px solid var(--line);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: #748098;
  font-size: 0.84rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes breathe {
  0%, 100% { transform: scale(0.98); filter: brightness(0.95); }
  50% { transform: scale(1.02); filter: brightness(1.08); }
}

@keyframes drift {
  to { transform: rotate(340deg); }
}

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

@media (max-width: 820px) {
  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 30px;
    padding-top: 70px;
  }

  .orbit-stage {
    min-height: 350px;
  }

  .orbit {
    width: 300px;
    height: 140px;
  }

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

  .card {
    min-height: auto;
  }

  .card-number {
    margin-bottom: 30px;
  }
}

@media (max-width: 620px) {
  .site-shell {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav {
    min-height: 66px;
  }

  .brand span:last-child {
    display: none;
  }

  .nav-links {
    gap: 16px;
  }

  .nav-links a {
    font-size: 0.85rem;
  }

  .hero {
    min-height: auto;
    padding: 72px 0 44px;
  }

  h1 {
    font-size: clamp(3rem, 17vw, 5.2rem);
  }

  .orbit-stage {
    min-height: 300px;
  }

  .orbit-core {
    width: 190px;
  }

  .orbit {
    width: 248px;
    height: 116px;
  }

  .footer-row {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}