:root {
  --bg: #0b0f14;
  --panel: #121924;
  --line: #223046;
  --text: #e8edf4;
  --muted: #93a2b8;
  --accent: #4da3ff;
  --accent-2: #7be0c0;
  --radius: 14px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 70% -10%, #16233a 0%, var(--bg) 60%);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; letter-spacing: .2px; }
.mark {
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06121f;
  font-size: 14px;
  font-weight: 800;
}

.nav-cta {
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px;
  color: var(--text);
}
.nav-cta:hover { border-color: var(--accent); color: var(--accent); }

main { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.hero { padding: 64px 0 40px; max-width: 780px; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: 12px;
  color: var(--accent-2);
  font-weight: 700;
  margin: 0 0 14px;
}
h1 {
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: 0 0 18px;
}
.lede { font-size: 18px; color: var(--muted); margin: 0 0 28px; }

.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 13px 22px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
}
.btn.primary { background: linear-gradient(135deg, var(--accent), #3b82f6); color: #04101f; }
.btn.ghost { border: 1px solid var(--line); color: var(--text); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }

.grid { padding: 44px 0 8px; }
h2 { font-size: 26px; letter-spacing: -.01em; margin: 0 0 18px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}
.card {
  background: linear-gradient(180deg, var(--panel), #0f1622);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
.card h3 { margin: 0 0 8px; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 48px 0;
}
.muted { color: var(--muted); }

.checks { list-style: none; padding: 0; margin: 0; }
.checks li {
  position: relative;
  padding: 7px 0 7px 30px;
  color: var(--muted);
}
.checks li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 6px;
  color: var(--accent-2);
  font-weight: 800;
}
.checks strong { color: var(--text); }

.cta-band {
  margin: 20px 0 56px;
  padding: 40px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #12203370, #0e1726);
  text-align: center;
}
.cta-band h2 { margin: 0 0 8px; }
.cta-band p { color: var(--muted); margin: 0 0 22px; }

footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 24px 48px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
footer p { margin: 4px 0; }

@media (max-width: 720px) {
  .split { grid-template-columns: 1fr; gap: 28px; }
  .hero { padding-top: 44px; }
}

/* ---- interest / signup form ---- */
.signup {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 44px;
  padding: 8px 0 56px;
  scroll-margin-top: 24px;
}
.signup-copy h2 { margin-top: 0; }
.signup-form { display: grid; gap: 14px; }
.signup-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.field > span { font-weight: 600; letter-spacing: .02em; }
.field em { font-style: normal; font-weight: 400; opacity: .7; }
.field input, .field textarea {
  width: 100%;
  padding: 12px 13px;
  background: #0d141d;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  font: inherit;
  font-size: 15px;
}
.field input::placeholder, .field textarea::placeholder { color: #5c6b82; }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(77, 163, 255, .18);
}
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.signup-form .btn { justify-self: start; margin-top: 4px; }
.signup-msg { margin: 2px 0 0; font-size: 14px; min-height: 20px; }
.signup-msg.ok  { color: var(--accent-2); }
.signup-msg.err { color: #ff8a8a; }

@media (max-width: 860px) {
  .signup { grid-template-columns: 1fr; gap: 24px; }
  .signup-form .row { grid-template-columns: 1fr; }
}