:root{
  --bg:#0b1220; --bg-alt:#0f172a; --card:#0f1a28; --muted:#9fb3c8; --text:#e6f1ff;
  --line:#1f2a44; --brand:#2bb0ed; --brand-2:#0d9488; --accent:#305f7a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:var(--brand);text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:50;background:rgba(11,18,32,.85);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900}
.brand img{height:28px;width:auto}
nav ul{display:flex;gap:18px;list-style:none;padding:0;margin:0}
nav a{color:#cfe3f6;padding:8px 10px;border-radius:8px}
nav a:hover{background:#0f1a28;border:1px solid var(--line)}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;font-weight:800}
.btn.primary{background:var(--brand);color:#04121b}
.btn.ghost{border:1px solid var(--accent);color:#d6e6f2}
.hero{padding:84px 0;background:radial-gradient(1400px 600px at 10% -10%,#133a55 0,var(--bg) 60%)}
.hero h1{font-size:42px;line-height:1.15;margin:.2em 0}
.hero p.sub{color:var(--muted);max-width:760px;margin:8px 0 18px}
.badges{display:flex;gap:10px;list-style:none;padding:0;margin:18px 0 0;flex-wrap:wrap}
.badges li{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:6px 10px;color:#b7c9dc}
.section{padding:64px 0}
.section.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid-3{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;color:#cfe3f6}
.card h3{margin-top:0}
footer{border-top:1px solid var(--line);padding:32px 0;color:#b7c9dc;background:#0c1422}
.footer-cols{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
small, .muted{color:#93a4b9}
.form .row{display:flex;flex-direction:column;margin-bottom:12px}
.form label{font-weight:700;margin-bottom:6px}
.form input,.form textarea{background:#0d1621;color:#e6edf3;border:1px solid #27425e;border-radius:10px;padding:10px}
.form button{margin-top:6px}
figure{margin:0}
figure img{width:100%;border-radius:10px;display:block}
figcaption{margin-top:8px;color:#9fb3c8;font-size:14px}
/* Chat widget */
.ir-chat-btn{position:fixed;right:20px;bottom:20px;background:var(--brand);color:#04121b;
  border:none;border-radius:999px;padding:14px 18px;font-weight:800;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.25);z-index:9999}
.ir-chat-panel{position:fixed;right:20px;bottom:80px;width:340px;max-height:70vh;background:var(--bg-alt);border:1px solid var(--line);
  border-radius:14px;display:none;flex-direction:column;overflow:hidden;box-shadow:0 12px 32px rgba(0,0,0,.35);z-index:9998}
.ir-chat-header{display:flex;justify-content:space-between;align-items:center;background:#0b1220;padding:10px 12px;color:#e6edf3;font-weight:700}
.ir-chat-close{background:transparent;border:0;color:#94a3b8;font-size:18px;cursor:pointer}
.ir-chat-body{padding:12px;overflow:auto;display:flex;flex-direction:column;gap:8px}
.ir-msg{padding:10px 12px;border-radius:10px;max-width:90%;white-space:pre-wrap;line-height:1.4}
.ir-user{align-self:flex-end;background:#14324a;color:#d8ecff}
.ir-bot{align-self:flex-start;background:#0b1a2a;color:#deecfb;border:1px solid var(--line)}
.ir-chat-input{display:flex;gap:6px;padding:10px;background:#0b1220;border-top:1px solid var(--line)}
.ir-chat-input input{flex:1;border:1px solid #27425e;border-radius:10px;background:#0d1621;color:#e6edf3;padding:10px}
.ir-chat-input button{border:0;border-radius:10px;background:var(--brand);color:#04121b;padding:10px 14px;font-weight:800;cursor:pointer}
.ir-note{font-size:11px;color:#8aa3bb;padding:0 12px 8px}