:root{
  --navy:#0E1E38;
  --cyan:#19CFEF;
  --gold:#F5C518;
  --ink:#0B1220;
  --gray:#6B7485;
  --bg:#f7fafc;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
/* header */
header{background:white;border-bottom:1px solid #e8eef5;position:sticky;top:0;z-index:1000}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:40px;width:auto}
.logo .name{font-weight:800;letter-spacing:0.3px;color:var(--navy)}
nav ul{display:flex;gap:22px;list-style:none;margin:0;padding:0}
nav a{color:var(--navy);font-weight:600}
/* mobile menu */
.burger{display:none;background:none;border:0;font-size:28px;color:var(--navy)}
@media (max-width:860px){
  nav ul{display:none;flex-direction:column;background:#fff;position:absolute;top:64px;left:0;right:0;border-bottom:1px solid #e8eef5;padding:16px}
  nav ul.open{display:flex}
  .burger{display:block}
}
/* hero */
.hero{background:linear-gradient(120deg, #0E1E38 0%, #142a50 60%);color:white;padding:68px 0 48px}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 14px}
.hero p{font-size:18px;color:#e6eef7;margin:0 0 22px;max-width:760px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 18px;border-radius:10px;font-weight:700}
.btn.primary{background:var(--cyan);color:#04202a}
.btn.secondary{background:transparent;border:2px solid #3da6be;color:#d6f7ff}
/* section */
.section{padding:48px 0}
.section h2{font-size:28px;margin:0 0 18px;color:var(--navy)}
.grid{display:grid;gap:18px;grid-template-columns:repeat(12,1fr)}
.card{grid-column:span 4;background:white;border:1px solid #e8eef5;border-radius:14px;padding:18px}
.card h3{margin:0 0 8px}
.card p{margin:0;color:#546074}
@media (max-width:860px){
  .card{grid-column:span 12}
}
/* footer */
footer{background:#0E1E38;color:#b9c8e3;padding:28px 0;margin-top:40px}
footer a{color:#19CFEF}
.footer-grid{display:grid;gap:22px;grid-template-columns:repeat(12,1fr)}
.footer-col{grid-column:span 4}
.footer-bottom{border-top:1px solid #21365a;margin-top:20px;padding-top:12px;font-size:14px;color:#9fb3d1}
/* utilities */
.kicker{color:var(--gold);font-weight:800;letter-spacing:.4px;text-transform:uppercase;font-size:12px}
.highlight{color:var(--cyan)}
blockquote{background:#fff;border-left:4px solid var(--gold);padding:14px 16px;border-radius:10px;color:#324055}
/* tables */
table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;border:1px solid #e8eef5}
th,td{padding:12px;border-bottom:1px solid #eef3f8;text-align:left}
th{background:#f3f7fb;color:#3a465c}
/* forms */
input,textarea,select{width:100%;padding:12px;border:1px solid #d7e0ec;border-radius:10px;font:inherit}
button{font:inherit}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:700px){.form-row{grid-template-columns:1fr}}
.notice{background:#fff9e6;border:1px solid #ffe8a3;color:#624a00;border-radius:12px;padding:12px}