/* Mindmap Tools Styles */
.mm-toolbar-custom {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 100;
    display: flex;
    gap: 10px;
}

.action-btn.small {
    padding: 5px 15px;
    font-size: 0.9rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    animation: slideUp 0.3s ease;
}

.modal-header {
    padding: 15px 20px;
    background: #f7fafc;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    color: #2d3748;
    font-size: 1.2rem;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #a0aec0;
    cursor: pointer;
    transition: color 0.2s;
}

.close-btn:hover {
    color: #e53e3e;
}

.modal-body {
    padding: 20px;
}

.help-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.help-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #edf2f7;
}

.help-list li:last-child {
    border-bottom: none;
}

.key {
    background: #edf2f7;
    padding: 2px 8px;
    border-radius: 4px;
    font-family: monospace;
    font-weight: bold;
    color: #4a5568;
    border: 1px solid #cbd5e0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}