:root {
  color-scheme: dark;
  --bg: #0b1020;
  --panel: rgba(255, 255, 255, 0.08);
  --panel-strong: rgba(255, 255, 255, 0.14);
  --text: #eef2ff;
  --muted: #aab3d0;
  --accent: #8b5cf6;
  --accent-2: #22d3ee;
  --border: rgba(255, 255, 255, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(139, 92, 246, 0.32), transparent 34rem),
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.24), transparent 30rem),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 40px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 1.25rem;
}

.nav-link, .button {
  color: var(--text);
  text-decoration: none;
}

.nav-link {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.06);
}

.hero {
  padding: 88px 0 56px;
  max-width: 860px;
}

.eyebrow {
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 800;
  margin: 0 0 18px;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.7rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
  margin: 0;
}

.lede {
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.65;
  max-width: 720px;
  margin: 28px 0 0;
}

.actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 13px 20px;
  font-weight: 800;
  border: 1px solid var(--border);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #08111f;
  border: 0;
}

.button.ghost {
  background: rgba(255, 255, 255, 0.07);
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 24px 0 58px;
}

.card, .contact {
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(18px);
  border-radius: 28px;
}

.card {
  padding: 24px;
  min-height: 210px;
}

.card h2, .contact h2 {
  margin: 0 0 12px;
  letter-spacing: -0.04em;
}

.card p, .contact p {
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

.contact {
  padding: 38px;
  text-align: center;
  background: var(--panel-strong);
}

.contact .button {
  margin-top: 22px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  padding: 26px 0 0;
  font-size: 0.95rem;
}

@media (max-width: 860px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-top: 58px; }
}

@media (max-width: 560px) {
  .grid { grid-template-columns: 1fr; }
  .footer { flex-direction: column; }
}