:root {
  --bg: #020617;
  --bg-alt: #0b1220;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --line: #1e293b;
  --primary: #22c55e;
  --primary-dark: #16a34a;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.header { position: sticky; top: 0; background: rgba(2, 6, 23, 0.92); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 16px; }
.logo { color: var(--text); text-decoration: none; font-weight: 800; }
.logo span { color: var(--primary); }
nav { display: flex; gap: 14px; }
nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
nav a:hover { color: var(--text); }

.hero { padding: 88px 0 56px; border-bottom: 1px solid var(--line); }
.pill {
  display: inline-block;
  margin: 0 0 14px;
  padding: 4px 10px;
  border: 1px solid #14532d;
  border-radius: 999px;
  color: #86efac;
  font-size: 12px;
}
h1 { margin: 0 0 14px; font-size: clamp(28px, 5vw, 46px); line-height: 1.15; }
.subtitle { max-width: 760px; color: var(--muted); margin: 0 0 24px; }

.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.btn { text-decoration: none; padding: 10px 14px; border-radius: 10px; border: 1px solid var(--line); font-weight: 600; }
.btn-primary { background: var(--primary); color: #052e16; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-outline { color: var(--text); }
.btn-ghost { color: var(--text); }

.section { padding: 56px 0; border-bottom: 1px solid var(--line); }
.section.alt { background: var(--bg-alt); }
h2 { margin: 0 0 20px; font-size: 30px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.card { background: #0f172a; border: 1px solid var(--line); border-radius: 14px; padding: 16px; }
.card h3 { margin-top: 0; }
.list { margin: 0; padding-left: 18px; color: var(--muted); }
details { background: #0f172a; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 600; }

.footer { padding: 28px 0 42px; }
.footer p { margin: 4px 0; color: var(--muted); }

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
  nav { display: none; }
}