.loading-spinner-backdrop {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(2px);
}

.loading-spinner-inline {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 200px;
}

.loading-spinner-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.loading-spinner-ring {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 160px;
    height: 160px;
}

.loading-spinner-ring::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 4px solid rgba(var(--primary-color-rgb, 59, 130, 246), 0.2);
    border-top-color: var(--primary-color, #3b82f6);
    animation: spinner-rotate 1s linear infinite;
}

.loading-spinner-favicon {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    animation: spinner-pulse 1.4s ease-in-out infinite;
}

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

@keyframes spinner-pulse {
    0%, 100% {
        opacity: 0.65;
        transform: scale(0.92);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
}