:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #050505;
  color: #f5f5f5;
}

* { box-sizing: border-box; }
body { margin: 0; background: #050505; }
a { color: #84ff00; }

.top {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid #202020;
  background: rgba(5, 5, 5, .92);
}

.brand { display: flex; align-items: center; gap: 12px; }
.mark {
  width: 38px; height: 38px; border-radius: 8px;
  display: grid; place-items: center;
  background: #84ff00; color: #050505; font-size: 25px; font-weight: 900;
}
.brand strong, .brand small { display: block; }
.brand small { color: #84ff00; font-size: 11px; letter-spacing: .2em; text-transform: uppercase; }
nav { display: flex; gap: 18px; flex-wrap: wrap; }
nav a { color: #b5b5b5; text-decoration: none; font-size: 14px; }

main { max-width: 1120px; margin: 0 auto; padding: 64px 24px; }
.hero { padding: 44px 0 70px; }
.eyebrow { color: #84ff00; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .18em; }
h1 { margin: 0; font-size: clamp(44px, 8vw, 92px); line-height: .95; }
.lead { max-width: 760px; color: #cfcfcf; font-size: clamp(18px, 2vw, 24px); line-height: 1.45; }

.section, .cards article {
  border: 1px solid #232323;
  background: #0b0b0b;
  padding: clamp(24px, 4vw, 40px);
  margin-bottom: 18px;
}
h2, h3 { margin-top: 0; }
p { color: #b9b9b9; line-height: 1.7; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 18px; }
.cards article { margin: 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.contact p { margin: 8px 0; }
footer { padding: 28px 24px; text-align: center; color: #777; border-top: 1px solid #202020; }

@media (max-width: 800px) {
  .top { align-items: flex-start; flex-direction: column; }
  .cards, .split { grid-template-columns: 1fr; }
}