/* Modern Loading Animation Styles */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
}

.loading-spinner div {
    position: absolute;
    border: 4px solid #fff;
    opacity: 1;
    border-radius: 50%;
    animation: loading-spinner 1s cubic-bezier(0, 0.2, 0.8, 1) infinite;
}

.loading-spinner div:nth-child(2) {
    animation-delay: -0.5s;
}

@keyframes loading-spinner {
    0% {
        top: 36px;
        left: 36px;
        width: 0;
        height: 0;
        opacity: 0;
    }
    4.9% {
        top: 36px;
        left: 36px;
        width: 0;
        height: 0;
        opacity: 0;
    }
    5% {
        top: 36px;
        left: 36px;
        width: 0;
        height: 0;
        opacity: 1;
    }
    100% {
        top: 0px;
        left: 0px;
        width: 72px;
        height: 72px;
        opacity: 0;
    }
}

/* Custom styles for message */
.loading-message {
    color: #fff;
    margin-top: 15px;
    font-size: 16px;
    text-align: center;
    font-weight: 500;
}