:root {
  --bg: #070b14;
  --bg-soft: #0d1424;
  --panel: rgba(255, 255, 255, 0.07);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --text: #eef4ff;
  --muted: #a9b5c9;
  --line: rgba(255, 255, 255, 0.14);
  --accent: #42f5c8;
  --accent-2: #7c5cff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 10%, rgba(66, 245, 200, 0.18), transparent 32rem),
    radial-gradient(circle at 86% 0%, rgba(124, 92, 255, 0.28), transparent 34rem),
    linear-gradient(180deg, #060914 0%, #0b1020 48%, #060914 100%);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}
.container.narrow { width: min(100% - 32px, 780px); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  background: var(--accent);
  color: #031018;
  padding: .75rem 1rem;
  border-radius: 999px;
  z-index: 10;
}
.skip-link:focus { left: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(6, 9, 20, 0.74);
  border-bottom: 1px solid var(--line);
}
.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #031018;
  background: linear-gradient(135deg, var(--accent), #b9ff6a);
  box-shadow: 0 0 36px rgba(66, 245, 200, 0.28);
}
.primary-nav { display: flex; align-items: center; gap: .35rem; }
.nav-link,
.nav-cta {
  padding: .65rem .9rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: .95rem;
}
.nav-link.is-active,
.nav-link:hover { color: var(--text); background: var(--panel); }
.nav-cta {
  margin-left: .4rem;
  color: #07101c;
  background: var(--accent);
  font-weight: 700;
}
.nav-toggle { display: none; }

.hero,
.page-hero {
  padding: clamp(5rem, 10vw, 9rem) 0 clamp(3rem, 6vw, 6rem);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, .72fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: .86rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
h1, h2, h3 {
  margin: 0 0 1rem;
  line-height: 1.05;
  letter-spacing: -0.055em;
}
h1 { font-size: clamp(3rem, 7vw, 5.8rem); max-width: 980px; }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: 1.35rem; }
.lead {
  max-width: 680px;
  margin: 0 0 2rem;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.6vw, 1.28rem);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: .8rem 1.15rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-weight: 800;
}
.button.primary {
  color: #061019;
  background: linear-gradient(135deg, var(--accent), #b9ff6a);
  border-color: transparent;
}
.button.ghost { background: var(--panel); color: var(--text); }
.button:hover { transform: translateY(-1px); color: inherit; }

.hero-card {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.05));
  box-shadow: var(--shadow);
}
.hero-card h2 { font-size: clamp(2rem, 3vw, 2.8rem); }
.hero-card p,
.hero-card li { color: var(--muted); }
.hero-card ul { padding-left: 1.2rem; margin-bottom: 0; }
.orb {
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 999px;
  filter: blur(22px);
  opacity: .42;
  pointer-events: none;
}
.orb-one { right: -60px; top: -70px; background: var(--accent); }
.orb-two { left: -70px; bottom: -80px; background: var(--accent-2); }

.content-section { padding: clamp(2.5rem, 6vw, 5rem) 0; }
.prose,
.content-section { color: var(--muted); }
.prose h2,
.content-section h2,
.prose h3,
.content-section h3 { color: var(--text); }
.prose a,
.content-section a { color: var(--accent); }
.prose code {
  padding: .15rem .35rem;
  border-radius: .5rem;
  background: var(--panel);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}
.card {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
}
.card p { color: var(--muted); }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0;
  color: var(--muted);
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: flex-start;
}
.footer-grid p { margin: .35rem 0 0; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex;
    border: 1px solid var(--line);
    background: var(--panel);
    color: var(--text);
    border-radius: 999px;
    padding: .6rem .9rem;
  }
  .primary-nav {
    display: none;
    position: absolute;
    inset: 76px 16px auto;
    padding: .8rem;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: rgba(6, 9, 20, .96);
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
  }
  .primary-nav.is-open { display: flex; }
  .nav-cta { margin-left: 0; text-align: center; }
  .hero-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .footer-grid { flex-direction: column; }
}