/* Copy to clipboard button */
.codehilite {
    position: relative;
}

.copy-code-button {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    padding: 0.25rem 0.5rem;
    background-color: var(--code-bg, #f8f9fa);
    border: 1px solid var(--border-color, #dee2e6);
    border-radius: 0.25rem;
    color: var(--text-color, #212529);
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s, background-color 0.2s;
    z-index: 10;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.copy-code-button:hover {
    opacity: 1;
    background-color: var(--border-color, #dee2e6);
}

.copy-code-button i {
    line-height: 1;
}

/* Theme transition */
.transition-theme {
    transition: background-color 0.3s ease, color 0.3s ease;
}