:root{--bg:#0B1422;--bg-alt:#08101B;--text:#e5e7eb;--muted:#94a3b8;--border:#334155;--teal:#22C6B8}
*{box-sizing:border-box}html,body{margin:0;padding:0}html{scroll-behavior:smooth}
body.qi-body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6}
/* Topbar */
.qi-topbar{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--border)}
.qi-topbar-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:12px 16px}
.qi-brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none}
.qi-logo{display:block}
.qi-wordmark{font-weight:800;font-size:20px;display:flex;align-items:baseline;gap:2px}
.q-white{color:#fff;margin-left:-10px} .q-teal{color:var(--teal)}
.qi-menu{display:flex;gap:20px}
.qi-link{color:var(--muted);text-decoration:none;position:relative}
.qi-link:hover{color:#fff}
.qi-link::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--teal);transition:width .25s ease}
.qi-link:hover::after{width:100%}
.qi-menu-toggle{display:none;background:transparent;color:#cbd5e1;border:1px solid var(--border);padding:6px 10px;border-radius:10px}
.qi-mobile-menu{display:flex;flex-direction:column;gap:10px;padding:10px 16px;border-bottom:1px solid var(--border);background:var(--bg)}
/* Hero */
.qi-hero{position:relative;min-height:86vh;background-size:cover;background-position:center}
.qi-hero-overlay{position:absolute;inset:0;background:rgba(8,16,27,.45)}
.qi-hero-content{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:24px;display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width: 900px){.qi-hero-content{grid-template-columns:1.2fr .8fr}}
.qi-hero h1{font-size:40px;line-height:1.15;margin:16px 0 8px}
.qi-hero p{font-size:18px;color:var(--muted);margin:8px 0 20px}
.qi-cta{display:flex;gap:12px;flex-wrap:wrap}
.qi-hero-illustrations{position:relative;display:flex;align-items:center;justify-content:center}
.ill{max-width:320px;filter:drop-shadow(0 20px 50px rgba(0,0,0,.35))}
.ill-customer{position:absolute;top:52%;right:-24px;width:70%;opacity:.9;display:none}
@media (min-width: 900px){.ill-customer{display:block}}
.qi-kpis{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:0 24px 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.kpi{font-size:28px;font-weight:800;color:var(--teal)} .kpi-sub{color:var(--muted);font-size:12px}
/* Sections */
.section{padding:72px 0}.section.dark{background:var(--bg-alt)}
.container{max-width:1200px;margin:0 auto;padding:0 16px}.container.narrow{max-width:840px}
.lead{color:var(--muted)}
.grid-3{display:grid;grid-template-columns:1fr;gap:16px}@media(min-width:900px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.grid-2{display:grid;grid-template-columns:1fr;gap:16px}@media(min-width:900px){.grid-2{grid-template-columns:repeat(2,1fr)}}
.card{background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:24px}
.card.accent{border-color:var(--teal)}
.card .icon{width:40px;height:40px;margin-bottom:10px}
/* Pricing */
.pricing{display:grid;grid-template-columns:1fr;gap:16px}@media(min-width:900px){.pricing{grid-template-columns:repeat(3,1fr)}}
.price-card{background:var(--bg);border:1px solid var(--border);border-radius:24px;padding:28px;display:flex;flex-direction:column;justify-content:space-between}
.price-card.highlight{box-shadow:0 12px 28px rgba(34,198,184,.18);border-color:var(--teal);transform:scale(1.02)}
.price-card .price{color:var(--muted)}.price-card .price span{font-size:40px;color:#fff;font-weight:800;margin-right:6px}
.price-card ul{margin:0 0 16px 0;padding:0;list-style:none}.price-card li{margin:6px 0}
/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;border:1px solid var(--border);font-weight:600;cursor:pointer;text-decoration:none}
.btn-primary{background:var(--teal);color:#08101B;border-color:var(--teal)}.btn-primary:hover{filter:brightness(1.05)}
.btn-ghost{background:transparent;color:var(--text)}
.btn-outline{background:transparent;color:var(--text);border-color:#64748b}.btn-outline:hover{border-color:#94a3b8}
/* Forms */
.form input,.form textarea{width:100%;background:var(--bg);border:1px solid var(--border);color:#fff;padding:12px 14px;border-radius:12px;outline:none}
.form input::placeholder,.form textarea::placeholder{color:#64748b}
.form .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.status{margin-top:10px;font-size:14px;color:var(--muted)}
/* Chat */
.chat-toggle{position:fixed;right:18px;bottom:18px;z-index:60;background:var(--teal);color:#08101B;border:none;border-radius:999px;padding:14px 16px;font-size:18px;box-shadow:0 8px 26px rgba(0,0,0,.35);cursor:pointer}
.chat-panel{position:fixed;right:18px;bottom:78px;width:320px;max-width:92vw;background:var(--bg-alt);border:1px solid var(--border);border-radius:16px;box-shadow:0 12px 28px rgba(0,0,0,.35);display:none;flex-direction:column;z-index:60}
.chat-panel.open{display:flex}.chat-header{display:flex;align-items:center;gap:8px;background:#0F1B2B;border-bottom:1px solid var(--border);padding:10px 12px}
.chat-close{margin-left:auto;background:transparent;border:none;color:#cbd5e1;cursor:pointer}
.chat-messages{max-height:260px;overflow:auto;padding:10px;display:flex;flex-direction:column;gap:8px}
.chat-messages .msg{max-width:80%;padding:8px 10px;border-radius:12px}.chat-messages .bot{background:#1f2937;color:#f8fafc}.chat-messages .user{background:var(--teal);color:#08101B;margin-left:auto}
.chat-input{display:flex;gap:8px;padding:10px;border-top:1px solid var(--border)}.chat-input input{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:10px;color:#fff;padding:10px}
/* Footer */
footer{padding:36px 0;text-align:center;color:var(--muted);border-top:1px solid var(--border)}
/* Responsive */
@media (max-width: 900px){
  .qi-menu{display:none}
  .qi-menu-toggle{display:block}
}