:root {
  --bg: #0f172a;           /* slate-900 */
  --panel: #111827;        /* gray-900 */
  --text: #e5e7eb;         /* gray-200 */
  --muted: #94a3b8;        /* slate-400 */
  --brand: #2563eb;        /* blue-600 */
  --brand-2: #1e40af;      /* blue-800 */
  --card: #0b1220;         /* custom dark */
  --border: #1f2937;       /* gray-800 */
  --ghost: #0f172a;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 16px; }

.site-header { position: sticky; top: 0; backdrop-filter: saturate(180%) blur(6px); background: rgba(15, 23, 42, 0.8); border-bottom: 1px solid var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.top-nav a { margin-left: 18px; color: var(--muted); }
.top-nav a.btn { color: #fff; }

.hero { background: radial-gradient(1200px 400px at 10% 10%, rgba(37,99,235,0.15), transparent), radial-gradient(800px 300px at 80% 10%, rgba(99,102,241,0.12), transparent); border-bottom: 1px solid var(--border); }
.hero-inner { padding: 80px 0 56px; text-align: center; }
.hero h1 { font-size: 42px; margin: 0 0 12px; line-height: 1.1; }
.tagline { color: var(--muted); font-size: 18px; margin: 0 0 24px; }
.cta-row { display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.btn { display: inline-block; padding: 10px 16px; border-radius: 10px; border: 1px solid var(--border); background: var(--ghost); color: var(--text); }
.btn.primary { background: linear-gradient(180deg, var(--brand), var(--brand-2)); border-color: transparent; }
.btn.ghost { background: transparent; }
.btn:hover { filter: brightness(1.1); }

.section { padding: 56px 0; }
.section.alt { background: linear-gradient(0deg, rgba(255,255,255,0.02), rgba(255,255,255,0)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section h2 { font-size: 28px; margin: 0 0 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 18px; }
.card h3 { margin-top: 0; }

.bullets { display: grid; gap: 10px; margin: 0; padding-left: 18px; }
.bullets li { margin: 0 0 4px; }

.contact-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 12px; margin-top: 14px; }
.card.link:hover { border-color: var(--brand); }

.site-footer { border-top: 1px solid var(--border); padding: 24px 0; text-align: center; }
.site-footer .small { color: var(--muted); font-size: 14px; }

@media (max-width: 600px) {
  .hero h1 { font-size: 32px; }
}