@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&display=swap');
:root{
  --bg: #F8FAFC;
  --text: #0E1A40;
  --grad1: #3BE3C5;
  --grad2: #6D4DFF;
  --accent: #00D9FF;
  --muted: rgba(14,26,64,0.6);
  --card-bg: rgba(255,255,255,0.6);
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial;}
a{text-decoration:none;color:inherit}
.nav{display:flex;justify-content:space-between;align-items:center;padding:18px 40px;background:white;box-shadow:0 8px 30px rgba(16,24,40,0.06);position:sticky;top:0;z-index:50;}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:40px;width:40px;object-fit:contain;border-radius:8px;box-shadow:0 6px 20px rgba(59,227,197,0.12)}
.brand-text{line-height:1}
.brand-text span{display:block;font-size:12px;color:var(--muted)}
.nav-links a{margin-left:20px;font-weight:600;color:var(--text)}
.nav-links a.cta{padding:10px 14px;border-radius:10px;background:linear-gradient(135deg,var(--grad1),var(--grad2));color:white;box-shadow:0 8px 30px rgba(109,77,255,0.18)}
.hero{display:flex;gap:40px;padding:80px 80px;background:linear-gradient(135deg,var(--grad1),var(--grad2));color:white;border-bottom-left-radius:40px;border-bottom-right-radius:40px;}
.hero-left{flex:0.55}
.hero-left h1{font-size:44px;margin:0 0 16px 0;line-height:1.05}
.lead{font-size:18px;opacity:0.95;margin-bottom:22px}
.hero-actions .btn{margin-right:12px}
.trust{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap}
.badge{background:rgba(255,255,255,0.12);padding:8px 12px;border-radius:999px;font-weight:700;font-size:13px}
.btn{display:inline-block;padding:12px 20px;border-radius:12px;font-weight:700}
.btn.primary{background:var(--text);color:white;box-shadow:0 10px 40px rgba(14,26,64,0.18)}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,0.18);color:white}
.btn.outline{border:1px solid rgba(14,26,64,0.08);background:white;padding:10px 14px;border-radius:10px;margin-right:12px;font-weight:700}
.hero-right{flex:0.45;display:flex;align-items:center;justify-content:center}
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;transform:translateZ(0)}
.ai-card{background:rgba(255,255,255,0.12);padding:20px;border-radius:16px;backdrop-filter:blur(6px);min-height:90px;display:flex;align-items:center;justify-content:center;font-weight:600;transition:transform .45s cubic-bezier(.2,.9,.3,1);}
.ai-card:hover{transform:translateY(-8px) rotateX(6deg);box-shadow:0 18px 48px rgba(2,6,23,0.24);}

.section{padding:60px 80px;text-align:center}
.demo-section .demo-container{max-width:1100px;margin:20px auto;text-align:left}
.query-area{display:flex;gap:10px;align-items:center;margin-bottom:18px}
.query-area input{flex:1;padding:12px;border-radius:10px;border:1px solid rgba(14,26,64,0.08)}
.answers-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:18px}
.answer-card{background:white;padding:16px;border-radius:12px;box-shadow:0 8px 30px rgba(16,24,40,0.06);display:flex;flex-direction:column;gap:8px}
.answer-meta{font-size:12px;color:var(--muted);font-weight:600}
.select-btn{align-self:flex-end;padding:8px 12px;border-radius:10px;background:linear-gradient(135deg,var(--grad1),var(--grad2));color:white;border:none;cursor:pointer}

.conversation{background:white;padding:14px;border-radius:12px;box-shadow:0 8px 30px rgba(16,24,40,0.06);margin-top:12px}
.hide{display:none}
.messages{min-height:120px;max-height:300px;overflow:auto;padding:8px;display:flex;flex-direction:column;gap:8px}
.msg{padding:10px;border-radius:10px;background:rgba(14,26,64,0.05);align-self:flex-start;max-width:80%}
.msg.user{background:linear-gradient(135deg,var(--grad1),var(--grad2));color:white;align-self:flex-end}
.reply-row{display:flex;gap:8px;margin-top:10px}
.reply-row input{flex:1;padding:10px;border-radius:10px;border:1px solid rgba(14,26,64,0.06)}

.calc-grid{display:grid;grid-template-columns:360px 1fr;gap:24px;max-width:1100px;margin:20px auto;align-items:start;text-align:left}
.card{background:white;padding:18px;border-radius:12px;box-shadow:0 8px 30px rgba(16,24,40,0.06)}
.calc-inputs label{display:block;margin-top:10px;font-weight:700;color:var(--muted)}
.calc-inputs input{width:100%;padding:10px;border-radius:8px;border:1px solid rgba(14,26,64,0.06);margin-top:6px}

.slide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px;align-items:start}
.slide{background:white;padding:20px;border-radius:14px;box-shadow:0 8px 30px rgba(16,24,40,0.06);text-align:left;opacity:0;transform:translateY(22px) scale(.98)}

/* reveal animation when in viewport */
.reveal.in-view{opacity:1;transform:translateY(0) scale(1);transition:all .7s cubic-bezier(.2,.9,.3,1)}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}
.feature{background:white;padding:18px;border-radius:12px;box-shadow:0 8px 30px rgba(16,24,40,0.06);text-align:left}
.faq{max-width:920px;margin:0 auto}
footer.footer{padding:28px 40px;background:var(--text);color:white;margin-top:40px;display:flex;justify-content:space-between;align-items:center;border-radius:10px;margin:40px;}
@media (max-width:900px){.hero{flex-direction:column;padding:40px 24px}.hero-left{max-width:100%}.slide-grid{grid-template-columns:repeat(1,1fr)}.nav{padding:14px 20px}.section{padding:36px 20px}.calc-grid{grid-template-columns:1fr}}