body { font-family: 'DM Sans', sans-serif; }
.login-bg {
    background: linear-gradient(
        135deg,
        #0f172a 0%,
        #1e3a5f 50%,
        #0f172a 100%
    );
}
.card-glow {
    box-shadow: 0 0 40px rgba(59,130,246,0.15), 0 25px 50px rgba(0,0,0,0.4);
}
.input-focus:focus {
    box-shadow: 0 0 0 3px rgba(59,130,246,0.25);
}