*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Arial,Helvetica,sans-serif;background:#fff;color:#0f172a;line-height:1.5}
.container{width:min(1100px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;background:#ffffffee;border-bottom:1px solid #e5e7eb;backdrop-filter:blur(6px);z-index:10}
.nav{display:flex;justify-content:space-between;align-items:center;padding:12px 0;gap:12px}
.brand{margin:0;font-weight:700;font-size:1rem;color:#1d4ed8}
.sub{margin:2px 0 0;color:#475569;font-size:.9rem}
.btn{display:inline-block;background:#2563eb;color:#fff;text-decoration:none;padding:10px 14px;border-radius:10px;font-weight:700;border:1px solid #2563eb}
.btn:hover{background:#1d4ed8;border-color:#1d4ed8}
.btn-light{background:#fff;color:#1d4ed8}
.hero{padding:40px 0;background:linear-gradient(180deg,#fff,#f8fbff)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px;align-items:start}
.tag{margin:0 0 8px;color:#1d4ed8;font-weight:700}
h1{margin:0;font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.1}
.lead{margin:14px 0;color:#475569}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:18px;box-shadow:0 10px 30px rgba(0,0,0,.06)}
.card h2{margin:0 0 10px;font-size:1.1rem}
.card ul{margin:0;padding-left:18px}
.card li{margin-bottom:8px;color:#334155}
.section{padding:46px 0}
.section h2{margin:0 0 8px}
.section-text{margin:0 0 16px;color:#475569}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.item{border:1px solid #e5e7eb;border-radius:12px;padding:14px;background:#fff;font-weight:600}
.alt{background:#f8fbff;border-top:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.panel{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:16px}
.panel h2{margin-top:0}
.panel p{margin:8px 0}
.footer{padding:20px 0;background:#fff}
.footer-wrap{border-top:1px solid #e5e7eb;padding-top:14px;color:#334155}
.footer-wrap p{margin:4px 0}
@media (max-width: 800px){
  .nav{flex-direction:column;align-items:flex-start}
  .hero-grid,.two-col,.grid{grid-template-columns:1fr}
  .btn{width:auto}
}