:root {
  --bg: #0b1220;
  --panel: #121a2b;
  --text: #e9edf5;
  --muted: #a9b3c7;
  --accent: #5aa2ff;
  --accent-2: #7bc3ff;
  --border: #24314f;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% -10%, #1a2743 0%, var(--bg) 55%);
  color: var(--text);
}
.wrap { width: min(980px, 92%); margin: 0 auto; }
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}
.brand { font-weight: 700; letter-spacing: 0.2px; }
.hero { padding: 64px 0 36px; }
.eyebrow { color: var(--accent-2); text-transform: uppercase; font-size: 12px; letter-spacing: 1.2px; }
h1 { font-size: clamp(32px, 5vw, 54px); line-height: 1.05; margin: 8px 0 14px; max-width: 900px; }
.sub { color: var(--muted); font-size: clamp(16px, 2vw, 20px); max-width: 740px; }
.cta-row { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.btn {
  border: 1px solid var(--accent);
  color: white;
  background: linear-gradient(120deg, #2d76d6, #4f97ee);
  padding: 10px 16px;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
}
.btn.ghost { background: transparent; border-color: var(--border); color: var(--text); }
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  padding: 20px 0 30px;
}
.card {
  background: rgba(18,26,43,.78);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); line-height: 1.45; }
.signup {
  margin: 22px auto 40px;
  background: rgba(18,26,43,.8);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}
.signup h2 { margin: 0 0 8px; }
.signup p { color: var(--muted); margin-top: 0; }
form { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
input[type=email] {
  flex: 1 1 260px;
  min-width: 240px;
  background: #0d1424;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 11px 12px;
  border-radius: 10px;
}
button {
  background: linear-gradient(120deg, #2d76d6, #4f97ee);
  border: 1px solid var(--accent);
  color: white;
  border-radius: 10px;
  padding: 11px 14px;
  font-weight: 600;
  cursor: pointer;
}
.note { font-size: 13px; margin-top: 8px; }
.footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 18px 0 26px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}