:root{
  --blue:#0B57D0;
  --blue-700:#0a47ad;
  --text:#111827;
  --muted:#6B7280;
  --bg:#F5F7FB;
  --card:#FFFFFF;
  --ring: rgba(11,87,208,.25);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:#fff}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid #e5e7eb}
.topbar{background:var(--blue);color:#fff;text-align:center;font-weight:600;padding:.5rem}
.brand-row{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem}
.brand-row .logo img{height:40px;width:auto}
.brand{font-weight:800;font-size:1.25rem;letter-spacing:.1px}
.nav-toggle{margin-left:auto;background:transparent;border:0;display:none;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:24px;height:2px;background:#111}
.primary-nav{display:flex;gap:1rem;align-items:center;justify-content:center;padding:.5rem 1rem;flex-wrap:wrap}
.primary-nav a{padding:.35rem .6rem;border-radius:.5rem}
.primary-nav a.call{background:#111;color:#fff}
.primary-nav a:hover{background:#f3f4f6}

/* hero */
.hero{padding:1rem 1rem 0;max-width:1100px;margin:0 auto}
.hero h1{font-size:2rem;margin:.25rem 0 .25rem}
.hero p{color:var(--muted);margin:0 0 1rem}
.cta-row{display:flex;gap:.75rem;flex-wrap:wrap}
.btn{display:inline-block;padding:.9rem 1.1rem;border-radius:.75rem;font-weight:700;border:1px solid transparent}
.btn.primary{background:var(--blue);color:#fff}
.btn.ghost{background:#EEF2FF;color:var(--blue)}

/* cards section */
.section{padding:1rem;max-width:1100px;margin:0 auto}
.section h2{font-size:1.5rem}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.card{background:var(--card);border:1px solid #e5e7eb;border-radius:1rem;overflow:hidden;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.card .img{background:#F3F4F6;aspect-ratio:16/9;display:flex;align-items:center;justify-content:center}
.card .img img{max-width:100%;max-height:100%}
.card .body{padding:1rem}
.badge{background:#EEF2FF;color:var(--blue);padding:.25rem .5rem;border-radius:999px;font-size:.75rem}
.price{font-weight:800;margin-top:.5rem}
.card .actions{padding:1rem;display:flex;justify-content:flex-start}
.card .actions .btn{padding:.6rem .9rem}

/* afford list */
.list-cards{display:grid;grid-template-columns:1fr;gap:1rem}
.list-card{background:#F5F7FB;border-radius:1rem;padding:1rem;border:1px solid #E5E7EB}
.list-card h3{margin:0 0 .25rem}
/* footer */
.site-footer{padding:2rem 1rem;margin-top:2rem;background:#0B57D0;color:#fff;text-align:center}
.site-footer .social{display:flex;gap:1rem;justify-content:center;margin-bottom:1rem}
.site-footer .social a{color:#fff;text-decoration:underline}

/* responsive */
@media (max-width:900px){
  .grid{grid-template-columns:1fr}
  .nav-toggle{display:flex}
  .primary-nav{display:none;flex-direction:column;align-items:flex-start;padding:0 1rem 1rem}
  .primary-nav.open{display:flex}
}