:root{--primary:#1f5fbf;--text:#1b1f23;--muted:#6b7280;--bg:#f8fafc}
*{box-sizing:border-box}
html,body{height:100%}
body{font-family:Poppins,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,"Noto Sans",sans-serif;background-color:var(--bg);color:var(--text)}
.navbar-brand{font-weight:600}
.card{background:#fff}
.btn-primary{background-color:var(--primary);border-color:var(--primary)}
.btn-primary:hover{filter:brightness(.95)}
footer{color:#6b7280}