.feature-card {
    transition: all 0.2s ease;
}
.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}
.login-form {
    display: none;
}
.login-form.active {
    display: block;
}
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}
.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}