:root{
  --bg:#ffffff;
  --text:#0f172a; /* slate-900 */
  --muted:#475569; /* slate-600 */
  --border:#e2e8f0; /* slate-200 */
  --soft:#f8fafc; /* slate-50 */
  --accent:#4f46e5; /* indigo-600 */
  --accent2:#0f172a;
  --shadow: 0 10px 25px rgba(2,6,23,.08);
  --radius:16px;
  --max:1120px;
}
*{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";
  color:var(--text);
  background:var(--bg);
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
a:hover{opacity:.92}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.nav{
  position:sticky; top:0; z-index:50;
  backdrop-filter:saturate(180%) blur(10px);
  background:rgba(255,255,255,.85);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.logo{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(135deg, var(--accent) 0%, #22c55e 120%);
  color:#fff;font-weight:800;
  box-shadow:0 8px 20px rgba(79,70,229,.22);
}
.nav-links{display:flex;align-items:center;gap:18px;color:var(--muted);font-size:14px}
.nav-links a{padding:8px 10px;border-radius:10px}
.nav-links a:hover{background:var(--soft); color:var(--text)}
.cta{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:11px 14px;border-radius:14px;font-weight:700;font-size:14px;
  border:1px solid var(--border); background:#fff; color:var(--text);
  box-shadow:0 2px 10px rgba(2,6,23,.05);
}
.btn.primary{background:var(--accent2); color:#fff; border-color:transparent}
.btn.primary:hover{background:#111827}
.btn.ghost{background:transparent; box-shadow:none}
.badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 10px;border-radius:999px;
  border:1px solid var(--border); background:#fff; color:var(--muted);
  font-size:13px;
}
.hero{
  padding:64px 0 40px;
  background: radial-gradient(1200px 500px at 20% -10%, rgba(79,70,229,.13), transparent 55%),
              radial-gradient(900px 500px at 85% 0%, rgba(34,197,94,.12), transparent 55%),
              linear-gradient(#fff, #fff);
}
.grid{display:grid;gap:16px}
.hero-grid{grid-template-columns: 1.2fr .8fr; align-items:center}
h1{font-size:46px;line-height:1.08;margin:14px 0 0}
.subhead{color:var(--muted);font-size:18px;margin:14px 0 22px;max-width:58ch}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.kpis{margin-top:22px;display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13px}
.kpi{display:flex;gap:10px;align-items:center;padding:10px 12px;border:1px solid var(--border);border-radius:14px;background:#fff}
.card{
  border:1px solid var(--border); border-radius:var(--radius);
  background:#fff; box-shadow:var(--shadow);
}
.card.padded{padding:18px}
.section{padding:56px 0}
.section.soft{background:var(--soft); border-top:1px solid var(--border); border-bottom:1px solid var(--border)}
.h2{font-size:28px; margin:0 0 10px}
.p{color:var(--muted); margin:0}
.features{grid-template-columns:repeat(3, 1fr)}
.feature{padding:18px}
.icon{
  width:40px;height:40px;border-radius:14px;background:var(--soft);
  display:grid;place-items:center;border:1px solid var(--border)
}
.feature h3{margin:12px 0 6px;font-size:16px}
.feature p{margin:0;color:var(--muted);font-size:14px}
.split{grid-template-columns: 1fr 1fr; align-items:start}
.list{margin:16px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.list li{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:14px}
.check{margin-top:2px}
.demo{
  padding:16px;background:linear-gradient(#fff, #fff);
  border-radius:22px;border:1px solid var(--border);
}
.chat{display:grid;gap:10px;margin-top:12px;font-size:14px}
.bubble{max-width:85%;padding:12px 12px;border-radius:16px;background:#fff;border:1px solid var(--border)}
.bubble.me{justify-self:end;background:var(--accent2);border-color:transparent;color:#fff}
.pricing{grid-template-columns:repeat(3, 1fr)}
.price{padding:18px}
.price h3{margin:0 0 6px}
.price .amt{font-size:34px;font-weight:800;margin:10px 0 6px}
.small{font-size:13px;color:var(--muted)}
.faq{grid-template-columns:repeat(2, 1fr)}
details{
  border:1px solid var(--border); border-radius:16px; background:#fff;
  padding:14px 14px
}
summary{cursor:pointer;font-weight:700}
details p{margin:10px 0 0;color:var(--muted);font-size:14px}
.footer{border-top:1px solid var(--border); padding:28px 0; color:var(--muted); font-size:14px}
.foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot a{color:var(--muted)}
.note{
  background:rgba(79,70,229,.08);
  border:1px dashed rgba(79,70,229,.35);
  padding:12px 14px;border-radius:16px;color:#1f2a7a;font-size:14px
}
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  h1{font-size:38px}
  .features{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .pricing{grid-template-columns:1fr}
  .faq{grid-template-columns:1fr}
  .nav-links{display:none}
}