:root{
  --blue-700:#1f4f8f;
  --blue-600:#2b6cb0;
  --blue-500:#3b82f6;
  --gray-100:#f5f7fa;
  --gray-200:#e7eef6;
  --text:#0f172a;
  --muted:#475569;
  --white:#ffffff;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;color:var(--text);background:var(--gray-100);}
a{color:var(--blue-600);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:1.25rem}
.header{background:var(--white);border-bottom:1px solid var(--gray-200);position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:flex;align-items:center;gap:.75rem}
.brand img{width:44px;height:44px;object-fit:contain}
.brand .title{font-weight:800;font-size:1.05rem;letter-spacing:.3px;color:var(--blue-700)}
.menu{display:flex;gap:1rem;flex-wrap:wrap}
.menu a{padding:.55rem .8rem;border-radius:12px;font-weight:600;color:var(--text)}
.menu a.active, .menu a:hover{background:var(--gray-200)}
.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:2rem;align-items:center;padding:3rem 0}
.hero .card{background:var(--white);padding:2rem;border-radius:18px;box-shadow:0 10px 25px rgba(15,23,42,.05);border:1px solid var(--gray-200)}
.hero h1{margin:.25rem 0 1rem;font-size:2.25rem;line-height:1.15;color:var(--blue-700)}
.hero p{color:var(--muted);font-size:1.05rem}
.btn{display:inline-block;background:var(--blue-600);color:#fff;padding:.8rem 1rem;border-radius:12px;font-weight:700;border:0}
.btn:hover{filter:brightness(.95)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.card{background:var(--white);padding:1.25rem;border-radius:16px;border:1px solid var(--gray-200);box-shadow:0 8px 18px rgba(15,23,42,.04)}
.card h3{margin:.25rem 0 .35rem}
.section{padding:2.25rem 0}
.kicker{font-weight:800;color:var(--blue-600);text-transform:uppercase;letter-spacing:.12em;font-size:.8rem}
.footer{background:var(--white);border-top:1px solid var(--gray-200);margin-top:2rem}
.footer .cols{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.footer small{color:var(--muted)}
.hero-badge{display:inline-flex;gap:.5rem;align-items:center;background:var(--gray-200);color:var(--blue-700);font-weight:700;border-radius:9999px;padding:.35rem .7rem}
input,textarea,select{width:100%;padding:.8rem;border:1px solid var(--gray-200);border-radius:12px;background:#fff;font:inherit}
label{font-weight:700;font-size:.92rem}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
form .row-full{grid-column:1/-1}
.alert{padding:1rem;border-radius:12px;margin:.75rem 0}
.alert.success{background:#e7f8ed;border:1px solid #b8e6c8;color:#166534}
.alert.error{background:#fdecec;border:1px solid #f4c7c7;color:#7f1d1d}
blockquote{margin:0;padding:1rem 1.25rem;border-left:4px solid var(--blue-600);background:var(--white);border-radius:0 12px 12px 0}
table{border-collapse:collapse;width:100%}
th,td{padding:.7rem;border-bottom:1px solid var(--gray-200);text-align:left}
.hero-illustration{background:linear-gradient(135deg,var(--blue-600),#5aa0ff);border-radius:18px;height:100%;min-height:260px;display:flex;align-items:center;justify-content:center;color:#fff;padding:2rem;text-align:center}
.badge-row{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.6rem}
/* Mobile */
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:1rem;padding:1.5rem 0}
  .grid-3{grid-template-columns:1fr}
  .footer .cols{grid-template-columns:1fr 1fr}
}