.structure-overview {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    padding: 2rem;
    color: white;
    margin: 2rem 0;
    text-align: center;
}

.structure-level {
    display: inline-block;
    margin: 0 1rem;
    text-align: center;
    background: rgba(255,255,255,0.1);
    padding: 1rem;
    border-radius: 5px;
    min-width: 150px;
}

.project-tree {
    background-color: #f8f9fa;
    border-radius: 5px;
    padding: 1.5rem;
    margin: 1rem 0;
    border-left: 4px solid var(--django-green);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.tree-item {
    margin: 0.25rem 0;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    transition: background-color 0.2s;
    cursor: pointer;
}

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

.tree-folder {
    font-weight: bold;
    color: var(--django-green);
}

.tree-file {
    color: #6c757d;
    margin-left: 1.5rem;
}

.tree-file:before {
    content: "📄 ";
    margin-right: 0.5rem;
}

.tree-folder:before {
    content: "📁 ";
    margin-right: 0.5rem;
}

.file-detail-card {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 1.5rem;
    margin: 1rem 0;
    transition: all 0.3s ease;
}

.file-detail-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-color: var(--django-light-green);
}

.file-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--django-green);
}

.directory-role {
    background-color: #e7f3ff;
    border-left: 4px solid #0d6efd;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 0 5px 5px 0;
}

.configuration-flow {
    background-color: #e9ecef;
    border-radius: 10px;
    padding: 2rem;
    margin: 2rem 0;
}

.flow-step {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 5px;
}

.flow-arrow {
    text-align: center;
    margin: 0.5rem 0;
    color: var(--django-green);
    font-weight: bold;
}

.project-architecture {
    text-align: center;
    margin: 2rem 0;
    padding: 2rem;
    background-color: #f8f9fa;
    border-radius: 10px;
}

.architecture-layer {
    display: inline-block;
    margin: 0 1rem;
    text-align: center;
    background: white;
    border: 2px solid var(--django-green);
    border-radius: 5px;
    padding: 1rem;
    min-width: 200px;
}

.architecture-arrow {
    font-size: 1.5rem;
    color: var(--django-green);
    margin: 0 0.5rem;
}

.structure-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.comparison-item {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 1.5rem;
}

.best-practice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.practice-item {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.practice-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-color: var(--django-light-green);
}

.practice-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--django-green);
}

.deployment-structure {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 5px 5px 0;
}

.interactive-explorer {
    background-color: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 5px;
    padding: 2rem;
    margin: 2rem 0;
}

.explorer-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    margin-top: 1rem;
}

.explorer-tree {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 1rem;
    max-height: 400px;
    overflow-y: auto;
}

.explorer-detail {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 1rem;
}

.file-content-preview {
    background-color: #2d2d2d;
    color: #f8f9fa;
    border-radius: 5px;
    padding: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    overflow-x: auto;
    max-height: 300px;
    overflow-y: auto;
}

.project-scenario {
    background-color: #d1ecf1;
    border-left: 4px solid #0dcaf0;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 5px 5px 0;
}

.scenario-example {
    background-color: #f8f9fa;
    border-radius: 5px;
    padding: 1.5rem;
    margin: 1rem 0;
    border: 1px solid #dee2e6;
}

.template-structure {
    background-color: #e7f3ff;
    border-left: 4px solid #0d6efd;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 0 5px 5px 0;
}

.static-structure {
    background-color: #d4edda;
    border-left: 4px solid #28a745;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 0 5px 5px 0;
}

.media-structure {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 0 5px 5px 0;
}

.organization-pattern {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.pattern-card {
    background: white;
    border: 2px solid var(--django-green);
    border-radius: 5px;
    padding: 1.5rem;
    text-align: center;
    min-width: 250px;
    transition: all 0.3s ease;
}

.pattern-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.pattern-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--django-green);
}