.a1-reading-marker-toolbar {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-family: inherit;
}

.a1-reading-marker-btn {
    border: none;
    padding: 0.4rem 0.7rem;
    font-size: 0.85rem;
    border-radius: 4px;
    cursor: pointer;
    background: #0073aa;
    color: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    text-align: center;
    white-space: nowrap;
}

.a1-reading-marker-btn:hover {
    background: #005f8a;
}

.a1-reading-marker-clear {
    border: none;
    background: transparent;
    padding: 0;
    margin-top: 0.1rem;
    font-size: 0.75rem;
    color: #666;
    text-decoration: underline;
    cursor: pointer;
    text-align: right;
}

.a1-reading-marker-highlight {
    background-color: #fff8c4 !important;
    transition: background-color 0.3s ease;
}