*{box-sizing:border-box}
:root{--text:#1a1a1a;--bg:#fff;--muted:#6b7280;--brand:#1f4fff;--brand-2:#0f2a8a;--border:#e5e7eb;--shadow:rgba(0,0,0,.06)}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover,a:focus{text-decoration:underline}
.container{max-width:1050px;margin:0 auto;padding:0 1rem}
.site-header{border-bottom:1px solid var(--border);background:#fff;position:sticky;top:0;z-index:10}
.site-header .container{display:flex;align-items:center;justify-content:space-between;min-height:64px}
.brand{display:inline-flex;align-items:center}
.nav{display:flex;gap:1rem;list-style:none;margin:0;padding:0}
.nav a{padding:.75rem .5rem;border-radius:.5rem}
.nav a[aria-current="page"]{background:#eef2ff}
.nav-toggle{display:none}
.hero{padding:3rem 0 2rem}
.lead{font-size:1.125rem;color:var(--muted);max-width:65ch}
.grid{display:grid;gap:1.25rem;grid-template-columns:repeat(3,minmax(0,1fr));padding:1rem 0 2rem}
.grid article{border:1px solid var(--border);border-radius:.75rem;padding:1rem;box-shadow:0 4px 12px var(--shadow)}
.btn{display:inline-block;padding:.75rem 1rem;border-radius:.5rem;border:1px solid var(--brand);background:var(--brand);color:#fff;font-weight:600}
.btn:hover{background:var(--brand-2);border-color:var(--brand-2)}
.btn-secondary{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-secondary:hover{background:#eef2ff}
.site-footer{border-top:1px solid var(--border);margin-top:3rem;padding:1.5rem 0;color:var(--muted)}
.small{font-size:.875rem;color:var(--muted)}
.text-link{font-weight:600}
label{display:block;margin-top:.75rem}
input,textarea{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:.5rem}
.contact-form{max-width:640px}
@media (max-width:900px){.grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.nav{display:none;flex-direction:column;background:#fff;position:absolute;top:64px;right:1rem;border:1px solid var(--border);border-radius:.5rem;padding:.5rem}.nav.show{display:flex}.nav-toggle{display:inline-block;border:1px solid var(--border);padding:.5rem .75rem;border-radius:.5rem;background:#fff}.grid{grid-template-columns:1fr}}