.site-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #eee;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none;font-weight:800}
.nav{display:flex;gap:16px;align-items:center}
.nav-toggle{display:none;background:none;border:0;font-size:24px}
.hero-inner{position:relative;z-index:1;padding:64px 0}
.hero .actions{margin-top:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.about-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form label{display:flex;flex-direction:column;gap:6px}
.contact-form input,.contact-form textarea{padding:10px 12px;border-radius:10px;border:1px solid #ddd;font:inherit}
.form-actions{display:flex;align-items:center;gap:12px;margin-top:12px}
.site-footer{border-top:1px solid #eee;padding:28px 0;margin-top:40px;background:#1f2937;color:#cbd5e1}
.site-footer a{color:#cbd5e1}
.footer-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:24px}
.copyright{margin-top:10px;color:#94a3b8}
@media (max-width: 860px){
  .nav{display:none;position:absolute;top:60px;right:4%;background:#fff;border:1px solid #eee;border-radius:12px;flex-direction:column;padding:10px;box-shadow:0 10px 25px rgba(15,17,21,0.08)}
  .nav.open{display:flex}
  .nav-toggle{display:block}
  .about-inner{grid-template-columns:1fr}
  .contact-form .row{grid-template-columns:1fr}
}