.mode-toggle {
        margin-bottom: 2rem;
        text-align: right;
    }

    .mode-toggle button {
        border: none;
        padding: 8px 16px;
        border-radius: 6px;
        cursor: pointer;
        font-size: 0.9rem;
        font-weight: 600;
        background: var(--brand-color);
        color: #fff;
    }