.sidebar {
    background-color: #f8f9fa;
    border-right: 1px solid #dee2e6;
    height: 100vh;
    overflow-y: auto;
}

.package-group {
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 1rem;
}

.package-title {
    color: #495057;
    font-weight: 600;
    margin-bottom: 0.5rem;
    padding: 0.25rem 0.5rem;
    background-color: #e9ecef;
    border-radius: 0.25rem;
}

.function-item {
    padding: 0.5rem;
    margin: 0.25rem 0;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.function-item:hover {
    background-color: #e9ecef;
}

.function-item.active {
    background-color: #007bff;
    color: white;
}

.function-item.active .function-comment {
    color: #cce7ff !important;
}

.function-name {
    font-weight: 500;
    font-size: 0.9rem;
}

.function-comment {
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.main-content {
    padding: 0 1rem;
}

.mermaid-wrapper {
    overflow: auto;
    max-height: 600px;
    border: 1px solid #dee2e6;
    border-radius: 0.25rem;
    padding: 1rem;
    background-color: #ffffff;
    position: relative;
}

.mermaid-wrapper svg {
    display: block;
    margin: 0 auto;
    max-width: none;
    height: auto;
}

.mermaid {
    text-align: center;
    min-height: 200px;
}

.call-relationships .card {
    margin-bottom: 1rem;
}

.call-relationships ul {
    max-height: 200px;
    overflow-y: auto;
}

.call-relationships a {
    text-decoration: none;
    color: #007bff;
}

.call-relationships a:hover {
    text-decoration: underline;
}

.welcome-message {
    margin-top: 3rem;
}

.search-box input {
    font-size: 0.9rem;
}

/* Mermaidスタイルのカスタマイズ */
.mermaid .node rect {
    fill: #f8f9fa;
    stroke: #007bff;
    stroke-width: 2px;
}

.mermaid .node .label {
    color: #495057;
    font-family: 'Yu Gothic UI',sans-serif;
}

.mermaid .edgePath .path {
    stroke: #6c757d;
    stroke-width: 2px;
}

.mermaid .edgeLabel {
    font-size: 14px;
    width: 80vh; !important;
    text-align: center;
}

.mermaid .edgeLabel .label {
    font-size: 14px !important;
    font-weight: 600 !important;
    color: #007bff !important;
    fill: #007bff !important;
}

.mermaid .edgeLabel foreignObject {
    font-size: 14px !important;
    font-weight: 600 !important;
    color: #007bff !important;
}

.mermaid .edgeLabel span {
    font-size: 14px !important;
    font-weight: 600 !important;
    color: #007bff !important;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .sidebar {
        height: auto;
        border-right: none;
        border-bottom: 1px solid #dee2e6;
    }
    
    .main-content {
        padding: 1rem 0.5rem;
    }
    
    .mermaid-wrapper {
        max-height: 400px;
    }
}