:root {
  --bg: #f4f7fc;
  --surface: #ffffff;
  --surface-2: #f0f5ff;
  --ink: #0f1e35;
  --muted: #60708c;
  --primary: #0b63f6;
  --primary-dark: #0649b5;
  --accent: #00b3ff;
  --line: #dbe7ff;
  --navy: #051a3a;
  --success: #0fa968;
  --shadow: 0 18px 40px rgba(6, 37, 86, 0.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg)}
.container{width:min(1200px,92vw);margin:0 auto}
.topbar{background:var(--navy);color:#cfe0ff;padding:10px 0;font-size:.9rem}
.topbar .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.navbar{position:sticky;top:0;z-index:300;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid #e8efff}
.nav-wrap{display:flex;justify-content:space-between;align-items:center;padding:14px 0;gap:24px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}
.brand-logo{width:46px;height:46px;display:inline-flex;align-items:center;justify-content:center}
.brand-logo svg{width:46px;height:46px;stroke:#10205a;fill:none;stroke-width:5;stroke-linecap:round;stroke-linejoin:round}
.brand-wordmark{display:flex;flex-direction:column;line-height:1}
.brand-wordmark span:first-child{font-size:1.6rem;font-weight:800;letter-spacing:.6px;color:#10205a}
.brand-wordmark span:last-child{font-size:1.2rem;font-weight:800;letter-spacing:.5px;color:#10205a}
.nav-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.nav-links a{font-weight:600;text-decoration:none;color:#203456}
.nav-links a:hover{color:var(--primary)}
.btn,.btn-outline{display:inline-block;border-radius:10px;padding:11px 18px;font-weight:700;text-decoration:none;border:none;cursor:pointer}
.btn{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 10px 20px rgba(11,99,246,.26)}
.btn-outline{background:#fff;color:var(--primary);border:1px solid #bdd4ff}
.hero{padding:96px 0;background:linear-gradient(120deg, rgba(5,26,58,.88), rgba(5,26,58,.78)),url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1800&q=80') center/cover;color:#fff}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center}
.hero h1{font-size:clamp(2.2rem,5vw,3.5rem);line-height:1.08;margin:0 0 16px}
.hero p{color:#d8e6ff;line-height:1.7;margin:0 0 24px;max-width:66ch}
.panel{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);border-radius:16px;padding:22px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.badge{font-size:.82rem;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.17);border:1px solid rgba(255,255,255,.35)}
section{padding:74px 0}
.section-title{text-align:center;color:#113569;margin:0 0 10px;font-size:clamp(1.7rem,3.2vw,2.3rem)}
.section-sub{text-align:center;color:var(--muted);max-width:76ch;margin:0 auto 34px;line-height:1.75}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.card img{display:block;width:100%;height:190px;object-fit:cover}
.card .content{padding:20px}
.card h3{margin:0 0 10px;color:#123462}
.card p{margin:0;color:var(--muted);line-height:1.65}
.alt{background:linear-gradient(180deg,#edf4ff,#f9fbff)}
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:18px}
.metric{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;text-align:center}
.metric strong{display:block;color:var(--primary-dark);font-size:1.85rem}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.list{margin:0;padding-left:20px;color:var(--muted);line-height:1.8}
.callout{background:var(--surface-2);border:1px solid #cfe0ff;border-radius:12px;padding:14px;color:#20406f}
.cta-band{background:linear-gradient(120deg,#0b63f6,#0047b3);color:#fff;border-radius:18px;padding:30px}
.cta-band h3{margin:0 0 10px}
.footer{background:#03142d;color:#c7d9ff;text-align:center;padding:26px 10px;margin-top:26px}
.vj-chat-btn{position:fixed;right:20px;bottom:20px;background:var(--primary);color:#fff;border:none;border-radius:999px;padding:14px 16px;font-weight:700;cursor:pointer;z-index:10000}
.vj-chat-window{position:fixed;right:20px;bottom:80px;width:370px;max-width:calc(100% - 40px);height:530px;background:#fff;border-radius:14px;box-shadow:0 20px 46px rgba(5,27,60,.25);overflow:hidden;display:flex;flex-direction:column;z-index:9999}
.vj-chat-header{background:linear-gradient(90deg,var(--primary),var(--primary-dark));color:#fff;padding:14px 16px;display:flex;gap:10px;align-items:center}
.vj-chat-body{flex:1;padding:12px;overflow:auto;background:linear-gradient(180deg,rgba(11,99,246,.03),transparent)}
.vj-msg{max-width:78%;margin:8px 0;padding:10px 12px;border-radius:10px;line-height:1.4}
.vj-msg.user{margin-left:auto;background:#e8f0fe;border-bottom-right-radius:4px}
.vj-msg.bot{margin-right:auto;background:#fff;border:1px solid #ebf0f8}
.vj-chat-footer{padding:10px;display:flex;gap:8px}
.vj-input{flex:1;padding:11px 12px;border:1px solid #c7d8f7;border-radius:999px;outline:none;font:inherit}
.vj-send{background:var(--primary);color:#fff;border:none;border-radius:999px;padding:10px 14px;cursor:pointer}
.vj-hidden{display:none}

.assistant-shell{display:grid;grid-template-columns:280px 1fr;gap:20px;align-items:stretch}
.assistant-side{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow)}
.assistant-side h3{margin:0 0 8px;color:#123462}
.page-chat{position:static;width:100%;max-width:none;height:68vh;min-height:560px;box-shadow:var(--shadow);border:1px solid var(--line)}
.chat-badge{width:38px;height:38px;border-radius:11px;background:#fff;color:#123462;font-weight:800;display:flex;align-items:center;justify-content:center}
@media (max-width:980px){.hero-grid,.two-col,.assistant-shell{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.grid,.metrics{grid-template-columns:1fr}.nav-wrap{flex-direction:column;align-items:flex-start}.hero{padding:74px 0}.vj-chat-window{right:10px;left:10px;width:auto;height:72vh}.brand-wordmark span:first-child{font-size:1.2rem}.brand-wordmark span:last-child{font-size:.92rem}.page-chat{height:72vh;min-height:500px}}