:root{--teal:#00B3A6;--navy:#0B1B2B;--blue:#2F6BFF;--bg:#F5F7FA;--text:#4A5568;--white:#fff}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
header{background:linear-gradient(135deg,var(--teal),var(--blue));color:#fff;padding:28px 16px;text-align:center}
.container{max-width:1100px;margin:24px auto;padding:0 16px}
.card{background:var(--white);border-radius:14px;box-shadow:0 8px 24px rgba(0,0,0,.06);padding:20px;margin:16px 0}
.btn{display:inline-block;background:var(--navy);color:#fff;padding:12px 16px;border-radius:10px;text-decoration:none}
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.logo-grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));align-items:center;justify-items:center}
.logo-card{background:#ffffff;border-radius:12px;padding:16px;text-align:center}
.logo-card img{max-width:160px;height:auto;display:block;margin:0 auto 10px}
footer{padding:24px 16px;text-align:center;color:#6B7280}