/* Shimmer effect for Thinking Paper */
.shimmer {
    background: linear-gradient(
        90deg,
        currentColor 0%,
        currentColor 40%,
        rgba(255, 255, 255, 0.6) 50%,
        currentColor 60%,
        currentColor 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 3s ease-in-out infinite;
    display: inline-block;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Dark theme adjustment */
[data-theme="dark"] .shimmer {
    background: linear-gradient(
        90deg,
        currentColor 0%,
        currentColor 40%,
        rgba(255, 255, 255, 0.8) 50%,
        currentColor 60%,
        currentColor 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}