:root{--brand-primary: #0d6efd}body{background-color:#f8f9fa}.sidebar{min-height:100vh;background:#1f2a44}.sidebar .nav-link{color:#cbd3e1;border-radius:.5rem;padding:.6rem .9rem;margin:.15rem .5rem}.sidebar .nav-link:hover,.sidebar .nav-link.active{background:#2d3b5e;color:#fff}.sidebar .nav-link i{margin-right:.5rem}.stat-card{border:none;border-radius:1rem;box-shadow:0 4px 12px #0000000d}.auth-card{max-width:420px;margin:4rem auto;border-radius:1rem;box-shadow:0 8px 30px #00000014}