* {
  box-sizing: border-box;
}

:root {
  --bg: #07111f;
  --bg-soft: #0c1a2d;
  --card: #10233b;
  --text: #f4f8ff;
  --muted: #aebed3;
  --line: rgba(255,255,255,.10);
  --accent: #39d0ff;
  --accent-2: #7df7c7;
  --shadow: 0 24px 60px rgba(0,0,0,.25);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(7,17,31,.78);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -.02em;
}

.brand img {
  width: 38px;
  height: 38px;
}

nav {
  display: flex;
  gap: 24px;
}

nav a {
  color: var(--muted);
  font-size: .95rem;
}

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

.hero {
  padding: 110px 0 90px;
  overflow: hidden;
  background:
    radial-gradient(circle at 80% 20%, rgba(57,208,255,.16), transparent 28%),
    radial-gradient(circle at 20% 70%, rgba(125,247,199,.08), transparent 30%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 70px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .14em;
}

h1, h2, h3 {
  margin-top: 0;
  line-height: 1.1;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 7vw, 6.5rem);
  letter-spacing: -.055em;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -.045em;
}

h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.lead {
  max-width: 700px;
  color: var(--muted);
  font-size: 1.18rem;
}

.actions, .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 12px;
  font-weight: 800;
  border: 1px solid var(--line);
  transition: transform .2s ease, background .2s ease;
}

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

.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04121d;
  border: 0;
}

.secondary {
  background: rgba(255,255,255,.04);
}

.section {
  padding: 88px 0;
}

.alt {
  background: #091726;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 38px;
}

.card {
  min-height: 250px;
  padding: 26px;
  background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.025));
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.card p, .about-copy p, .contact-box > div > p {
  color: var(--muted);
}

.icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  margin-bottom: 34px;
  border-radius: 12px;
  color: var(--accent);
  background: rgba(57,208,255,.08);
  border: 1px solid rgba(57,208,255,.22);
  font-weight: 900;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-copy {
  font-size: 1.08rem;
}

.contact-box {
  padding: 46px;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(57,208,255,.10), rgba(125,247,199,.05)),
    var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.edit-note {
  margin-top: 28px;
  color: #f7d88a !important;
  font-size: .9rem;
}

code {
  padding: 2px 6px;
  border-radius: 6px;
  background: rgba(0,0,0,.2);
}

footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .9rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.hero-card {
  position: relative;
  min-height: 440px;
  display: grid;
  place-items: center;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(57,208,255,.10), rgba(125,247,199,.04)),
    rgba(255,255,255,.03);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.chip {
  position: relative;
  width: 210px;
  height: 210px;
  display: grid;
  place-items: center;
  border-radius: 34px;
  background: #0c2035;
  border: 1px solid rgba(57,208,255,.35);
  box-shadow: inset 0 0 40px rgba(57,208,255,.05), 0 0 60px rgba(57,208,255,.08);
}

.chip-core {
  width: 110px;
  height: 110px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #03121d;
  font-size: 3.2rem;
  font-weight: 950;
  letter-spacing: -.08em;
}

.pin {
  position: absolute;
  width: 42px;
  height: 6px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.p1 { left: -42px; top: 55px; }
.p2 { left: -42px; bottom: 55px; }
.p3 { right: -42px; top: 55px; transform: rotate(180deg); }
.p4 { right: -42px; bottom: 55px; transform: rotate(180deg); }

.signal {
  position: absolute;
  border: 1px solid rgba(57,208,255,.16);
  border-radius: 50%;
}

.s1 { width: 290px; height: 290px; }
.s2 { width: 350px; height: 350px; }
.s3 { width: 410px; height: 410px; }

@media (max-width: 900px) {
  .hero-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-card {
    min-height: 360px;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  nav {
    display: none;
  }

  .hero {
    padding-top: 72px;
  }

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

  .contact-box {
    padding: 30px 22px;
  }

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

  .hero-card {
    min-height: 320px;
  }

  .chip {
    transform: scale(.78);
  }

  .s1, .s2, .s3 {
    transform: scale(.78);
  }
}