:root {
  --bg: #070b1a; --bg2: #0d1430; --fg: #e8ecff; --muted: #9aa5d1;
  --blue: #3b82f6; --cyan: #22d3ee; --line: rgba(255,255,255,.08);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--fg); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

header { position: sticky; top: 0; z-index: 10; background: rgba(7,11,26,.8); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 800; font-size: 1.25rem; display: flex; align-items: center; gap: 10px; }
.logo span { color: var(--cyan); }
nav ul { display: flex; gap: 24px; list-style: none; font-size: .95rem; color: var(--muted); }
nav ul a:hover { color: var(--fg); }

.hero { padding: 120px 0 100px; text-align: center; background: radial-gradient(ellipse at top, rgba(59,130,246,.25), transparent 60%); }
.badge { display: inline-block; padding: 6px 14px; border: 1px solid var(--line); border-radius: 999px; font-size: .85rem; color: var(--cyan); margin-bottom: 24px; }
h1 { font-size: clamp(2.2rem, 6vw, 4rem); line-height: 1.1; font-weight: 800; letter-spacing: -.02em; }
h1 .grad { background: linear-gradient(90deg, var(--blue), var(--cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { max-width: 600px; margin: 20px auto 36px; color: var(--muted); font-size: 1.1rem; }
.btn { display: inline-block; padding: 14px 28px; border-radius: 10px; background: linear-gradient(90deg, var(--blue), var(--cyan)); color: #04101f; font-weight: 700; }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--fg); margin-left: 10px; }

section { padding: 90px 0; }
section.alt { background: var(--bg2); }
h2 { font-size: 2rem; margin-bottom: 12px; }
.lead { color: var(--muted); max-width: 640px; margin-bottom: 48px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: rgba(255,255,255,.03); border: 1px solid var(--line); border-radius: 16px; padding: 28px; }
.card .ic { font-size: 2rem; margin-bottom: 14px; }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--muted); font-size: .95rem; }


.contact { text-align: center; }
.contact .lead { margin: 0 auto 32px; }
footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: .9rem; text-align: center; }

@media (max-width: 640px) {
  nav ul { gap: 14px; font-size: .85rem; }
  nav ul li.hide-sm { display: none; }
  .hero { padding: 80px 0 70px; }
  .btn.ghost { margin: 12px 0 0; }
}