/* Button Loading State */
.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
    cursor: not-allowed;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spinner 0.6s linear infinite;
}

@keyframes spinner {
    to { transform: rotate(360deg); }
}

.form-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.btn-success-state {
    background-color: #10b981 !important;
    pointer-events: none;
}