/* ItellAI site styles (Teal theme) */
:root{
  --bg-0:#06171f;          /* page background */
  --bg-1:#0b2530;          /* cards/nav */
  --bg-2:#0e3040;          /* deeper cards */
  --text:#e7f6fb;
  --muted:#a9c8d3;
  --brand:#1fb6cf;         /* cyan-teal */
  --brand-2:#6ee7d2;       /* mint-teal */
  --ring: rgba(31,182,207,.35);
  --border: rgba(255,255,255,.08);
  --card-glow: radial-gradient(1200px 400px at 0% -10%, rgba(31,182,207,.18), rgba(0,0,0,0)),
               radial-gradient(900px 300px at 100% 110%, rgba(110,231,210,.14), rgba(0,0,0,0));
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg-0);color:var(--text);line-height:1.6}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:24px}
.header{position:sticky;top:0;z-index:40;background:rgba(6,23,31,.7);backdrop-filter: blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:40px;width:auto;border-radius:8px}
.brand-name{font-weight:800;letter-spacing:.3px}
nav a{padding:10px 12px;border-radius:10px}
nav a.active{background:rgba(255,255,255,.06)}
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 16px;border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,.04);color:white}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));border:none;font-weight:700;box-shadow:0 8px 24px rgba(31,182,207,.25)}
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center;padding:56px 0;background:var(--card-glow)}
.hero h1{font-size:clamp(34px,4vw,56px);line-height:1.08;margin:0 0 8px}
.hero p{color:var(--muted);margin:0 0 22px}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.02));border:1px solid var(--border);border-radius:18px;padding:22px}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:12px}
.kpi{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:14px;padding:14px;text-align:center}
.kpi .num{font-size:28px;font-weight:800}
.badge{display:inline-flex;gap:8px;align-items:center;background:rgba(31,182,207,.12);border:1px solid rgba(31,182,207,.35);color:#bff7ff;padding:6px 10px;border-radius:999px;font-size:12px}
.section{padding:48px 0}
.section h2{font-size:clamp(24px,2.8vw,34px);margin:0 0 10px}
blockquote{margin:0;padding:16px;background:rgba(255,255,255,.04);border-left:3px solid var(--brand);border-radius:12px}
.table{width:100%;border-collapse:separate;border-spacing:0 8px}
.table th,.table td{padding:12px 14px;background:rgba(255,255,255,.04);border:1px solid var(--border)}
.table th{font-weight:700}
.cta-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:18px;border-radius:16px;background:linear-gradient(90deg,rgba(31,182,207,.18),rgba(110,231,210,.18));border:1px solid var(--border)}
input,textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,.03);color:var(--text);outline:none}
input:focus,textarea:focus{box-shadow:0 0 0 4px var(--ring);border-color:var(--brand)}
.small{font-size:13px;color:#a9c8d3}
.footer{border-top:1px solid var(--border);margin-top:48px}
.notice{font-size:12px;color:#a7cad2;margin-top:10px}
.tag{font-size:12px;color:#b6dbe2}
@media (max-width: 900px){
  .hero{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .kpis{grid-template-columns:1fr 1fr}
}