.theme-switcher {
    position: absolute;
    top: 1rem;
    right: 1rem;
    display: flex;
    background-color: var(--background-color);
    border-radius: 20px;
    padding: 0.25rem;
    border: 1px solid var(--border-color);
}

.theme-switcher button {
    font-family: var(--font-family);
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 16px;
    border: none;
    background-color: transparent;
    color: var(--muted-text-color);
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.theme-switcher button.active {
    background-color: var(--card-background);
    color: var(--text-color);
    font-weight: 500;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}