* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
    font-family: "Poppins", sans-serif; 
}
body { 
    background: #f4f7fb; 
    color: #1f2f46; 
}
a { 
    text-decoration: none; 
}
button:disabled { 
    opacity: 0.7; 
    cursor: not-allowed; 
}
.form-error, .success-message { 
    display: block; 
    font-size: 0.85rem; 
    margin-top: 0.5rem; 
}
.form-error { 
    color: #dc2626; 
}
.success-message { 
    color: #16a34a; 
}