:root{
  --bg: #ffffff;
  --fg: #0f172a; /* slate-900 */
  --muted:#475569; /* slate-600 */
  --primary:#2563eb; /* blue-600 */
  --primary-2:#1d4ed8; /* blue-700 */
  --card:#f8fafc; /* slate-50 */
  --ring:#e2e8f0;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, 'Apple Color Emoji','Segoe UI Emoji';
  background: linear-gradient(180deg,#eff6ff 0%, #ffffff 40%);
  color: var(--fg);
}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.header{
  background:#fff;border-bottom:1px solid var(--ring);
  position:sticky;top:0;z-index:10
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.nav a{margin-left:20px;color:var(--muted);text-decoration:none;font-weight:600}
.hero{padding:80px 0 40px 0;text-align:center}
h1{font-size:48px;line-height:1.1;margin:0}
.hero p{color:var(--muted);font-size:18px;margin-top:16px}
.cta{margin-top:26px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{padding:12px 18px;border-radius:12px;border:1px solid var(--ring);font-weight:700;text-decoration:none;display:inline-block}
.btn-primary{background:var(--primary);color:white;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-2)}
.section{padding:64px 0}
.cards{display:grid;grid-template-columns:1fr;gap:16px}
.card{background:#fff;border:1px solid var(--ring);border-radius:16px;padding:22px}
.card h3{margin:8px 0 6px 0}
.grid-2{display:grid;grid-template-columns:1fr;gap:22px}
.pricing .plan{border:2px solid var(--ring);border-radius:16px;padding:26px;text-align:center;background:#fff}
.plan.best{border-color:var(--primary)}
.price{font-size:28px;font-weight:900;color:var(--primary)}
.footer{background:#f8fafc;color:var(--muted);text-align:center;padding:32px 0;margin-top:40px}
.demo-card{background:linear-gradient(135deg,#0f172a, #1f2937);color:white;border-radius:22px;padding:22px;display:grid;grid-template-columns:88px 1fr;gap:16px;align-items:center}
.demo-card img{width:88px;height:88px;border-radius:50%;border:3px solid rgba(255,255,255,0.2);object-fit:cover}
.demo-card .name{font-size:22px;font-weight:800}
.demo-card .role{opacity:.9;margin:2px 0 6px 0}
.icon{display:inline-block;width:18px;height:18px;margin-right:8px;vertical-align:-3px;opacity:.9}
.contact-row{display:flex;gap:12px;flex-wrap:wrap}
.badge{background:#e0e7ff;color:#1e3a8a;font-weight:700;padding:6px 10px;border-radius:999px;display:inline-block}
@media(min-width:768px){
  .cards{grid-template-columns:repeat(3,1fr)}
  .grid-2{grid-template-columns:1.2fr .8fr}
}