.mega-spinner {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    z-index: 9999;
    display: none;
    transform: translate(-50%, -50%);
}

.mega-spinner::before,
.mega-spinner::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: rgba(52, 152, 219, 0.7);
    animation: pulseMega 2s ease-out infinite;
}

.mega-spinner::after {
    animation-delay: 1s;
}

.mega-spinner-inner {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 5px solid transparent;
    border-top-color: #3498db;
    border-left-color: #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

button[disabled],
input[type='submit'][disabled] {
    position: relative;
    cursor: wait !important;
    overflow: hidden;
    transition: all 0.3s;
}

.btn-primary.btn-loading {
    background-color: #007bff !important;
    border-color: #0069d9 !important;
    color: #fff !important;
}

.btn-success.btn-loading {
    background-color: #28a745 !important;
    border-color: #218838 !important;
    color: #fff !important;
}

.btn-danger.btn-loading {
    background-color: #dc3545 !important;
    border-color: #c82333 !important;
    color: #fff !important;
}

.btn-warning.btn-loading {
    background-color: #ffc107 !important;
    border-color: #e0a800 !important;
    color: #212529 !important;
}

.btn-info.btn-loading {
    background-color: #17a2b8 !important;
    border-color: #138496 !important;
    color: #fff !important;
}

.submit-status-message {
    position: fixed;
    right: 85px;
    bottom: 20px;
    z-index: 9999;
    display: none;
    align-items: center;
    gap: 10px;
    min-height: 48px;
    padding: 12px 20px;
    border-radius: 999px;
    border-left: 4px solid #16d1f0;
    background: rgba(24, 35, 52, 0.96);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    color: #fff;
    font-weight: 600;
    line-height: 1;
    animation: slide-up 0.25s ease;
}

.submit-status-loader {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    border-right-color: #fff;
    border-radius: 50%;
    animation: submit-status-spin 0.8s linear infinite;
    flex: 0 0 18px;
}

.only-for-pro-label {
    margin-left: 5px;
    padding: 2px 5px;
    border-radius: 3px;
    background: #ff5722;
    color: #fff;
    font-size: 10px;
    vertical-align: middle;
}

@keyframes pulseMega {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

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

@keyframes submit-status-spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes slide-up {
    from {
        transform: translateY(16px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}