:root{
  --bg:#0b1020;--card:#111936;--muted:#7a88b8;--text:#e6eeff;--acc:#3aa0ff;--acc2:#00e5ff;--ring:#2e5cff;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:radial-gradient(1200px 600px at 20% -10%, #10204a20, transparent),var(--bg);color:var(--text);font:16px/1.6 Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;letter-spacing:.2px}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:24px}
nav{position:sticky;top:0;backdrop-filter:blur(8px);background:linear-gradient(180deg, #0b1020dd, #0b1020aa 70%, transparent);border-bottom:1px solid #1a254d}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:36px;width:auto}
.brand span{font-weight:700;font-size:18px;letter-spacing:.5px}
.menu{display:flex;gap:18px;flex-wrap:wrap}
.menu a{padding:8px 12px;border-radius:10px}
.menu a.active, .menu a:hover{background:#12214a;color:#eaf2ff}
.btn{display:inline-block;padding:12px 18px;border-radius:14px;background:linear-gradient(135deg,var(--acc),var(--acc2));color:white;font-weight:600;box-shadow:0 10px 30px -12px #00b8ff66}
.btn:hover{transform:translateY(-1px)}
.hero{padding:80px 0 40px;display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center}
.hero h1{font-size:42px;line-height:1.1;margin:0 0 12px}
.hero p{color:#c9d6ff;margin:0 0 18px}
.card{background:linear-gradient(180deg,#0f1631,#0c132a);border:1px solid #192657;border-radius:18px;padding:18px;box-shadow:inset 0 1px 0 #2a397a20, 0 10px 30px -18px #000}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.section{padding:40px 0}
.kpis{display:flex;gap:24px;flex-wrap:wrap}
.kpi{flex:1;min-width:160px;padding:16px;border-radius:14px;background:#0d1530;border:1px solid #1a2550}
.kpi .n{font-weight:800;font-size:28px}
footer{border-top:1px solid #1a254d;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px;padding:30px 0}
.small{font-size:13px;color:#99a7d3}
.input, textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid #243060;background:#0f1836;color:#eaf2ff;outline:none}
.input:focus, textarea:focus{border-color:var(--ring);box-shadow:0 0 0 4px #2e5cff33}
label{display:block;margin:6px 0 6px;color:#b9c7ef;font-weight:600}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.toast{position:fixed;right:20px;bottom:20px;background:#0f1836;border:1px solid #1a2550;border-radius:14px;padding:12px 14px;opacity:0;transform:translateY(10px);transition:.35s}
.toast.show{opacity:1;transform:translateY(0)}
.badge{padding:6px 10px;border-radius:999px;background:#12214a;border:1px solid #1a2550;font-size:12px;color:#aac2ff}
.hero-art{position:relative;height:360px;border-radius:20px;background:
  radial-gradient(180px 60px at 20% 20%, #2b7bff33, transparent 70%),
  radial-gradient(240px 100px at 80% 30%, #00e5ff22, transparent 70%),
  linear-gradient(180deg,#0c132a,#0b1020);
  border:1px solid #1a2550;
  overflow:hidden;
}
.glow{position:absolute;inset:0;filter:blur(40px);opacity:.6}
.gridlines{position:absolute;inset:0;background-image:linear-gradient(#1a254d44 1px, transparent 1px), linear-gradient(90deg,#1a254d44 1px, transparent 1px);background-size:40px 40px;mask:linear-gradient(180deg,transparent,black 20%,black 80%,transparent)}
.node{position:absolute;width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 30% 30%,white, #6ec2ff 50%, #0b67ff 60%, transparent);box-shadow:0 0 18px #29b2ffaa}
.dataflow{
  position:absolute;inset:0;
  width:100%;height:100%;
  display:block;
  pointer-events:none;
  opacity:.9;
  mix-blend-mode:screen;
}
@media (max-width: 900px){
  .hero{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion: reduce){
  .dataflow{display:none}
}