.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.spinner-sm {
    width: 12px;
    height: 12px;
    border-width: 1.5px;
}

.spinner-md {
    width: 24px;
    height: 24px;
    border-width: 2.5px;
}

.spinner-lg {
    width: 32px;
    height: 32px;
    border-width: 3px;
}

.spinner-delayed {
    opacity: 0;
    animation: spin 0.6s linear infinite, fade-in-spinner 0.3s ease 300ms forwards;
}

.spinner-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.7);
    z-index: 1050;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes fade-in-spinner {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}