:root{--ink:#0b3556;--ink2:#122a3a;--brand:#ff7a00}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
.hero{background:linear-gradient(135deg,var(--ink),var(--ink2));color:#fff}
.btn-primary{background:var(--brand);border-color:var(--brand)}
.btn-primary:hover{filter:brightness(.95)}
.course-card{transition:transform .15s ease}
.course-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.08)!important}
.footer-band{background:var(--ink);color:#fff}