:root {
  color-scheme: dark;
  --canvas: #0b0d10;
  --surface: #151a21;
  --border: #29313a;
  --accent: #1688f8;
  --text: #f4f6f8;
  --secondary: #98a1ae;
}

* { box-sizing: border-box; }
html { background: var(--canvas); }
body {
  min-height: 100vh;
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: #58adff; text-underline-offset: 0.18em; }
a:hover { color: #8bc6ff; }
.shell { width: min(100% - 2rem, 880px); margin: 0 auto; }
header { padding: 2rem 0 1rem; }
.brand {
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
}
.brand span { font-weight: 850; letter-spacing: 0.12em; }
main { padding: 3rem 0 6rem; }
.hero { max-width: 760px; padding: 4rem 0 7rem; }
.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
h1 {
  margin: 0.7rem 0 1.35rem;
  font-size: clamp(2.6rem, 8vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}
h2 { margin: 0 0 0.35rem; font-size: 1.7rem; line-height: 1.2; }
p { color: var(--secondary); }
.lead { max-width: 640px; margin: 0; font-size: clamp(1.08rem, 2.5vw, 1.28rem); }
.products { padding-top: 1rem; }
.product-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 2rem;
  margin-top: 1rem;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
}
.product-card p { max-width: 620px; }
.product-tagline { margin: 0; color: var(--text); font-size: 1.05rem; font-weight: 650; }
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 1rem;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.button:hover { color: #fff; background: #3699fa; }
footer { border-top: 1px solid var(--border); padding: 1.75rem 0 2.5rem; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem 2rem; }
footer p, footer a { margin: 0; font-size: 0.9rem; }

@media (max-width: 680px) {
  main { padding-top: 1rem; }
  .hero { padding: 3rem 0 5rem; }
  .product-card { grid-template-columns: 1fr; align-items: start; padding: 1.35rem; }
  .button { justify-self: start; white-space: normal; }
}