.tree-container {
    min-height: 450px;
    max-height: 650px;
    overflow-y: auto;
    padding: 1.5rem;
    background: linear-gradient(135deg, #FDF8F0 0%, #F5EDE0 100%);
    border: 2px solid var(--warm-gray);
    border-radius: 16px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.05);
}

.tree-container::-webkit-scrollbar {
    width: 10px;
}

.tree-container::-webkit-scrollbar-track {
    background: var(--warm-gray);
    border-radius: 5px;
}

.tree-container::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #8B0000 0%, #A01515 100%);
    border-radius: 5px;
}

.tree-container::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #A01515 0%, #B02525 100%);
}

.jstree-default .jstree-node {
    margin-left: 20px;
    margin-bottom: 4px;
}

.jstree-default .jstree-anchor {
    padding: 8px 12px;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-weight: 500;
    color: var(--deep-brown);
}

.jstree-default .jstree-anchor:hover {
    background: linear-gradient(135deg, rgba(218, 165, 32, 0.15) 0%, rgba(218, 165, 32, 0.05) 100%);
    color: var(--traditional-red);
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(218, 165, 32, 0.2);
}

.jstree-default .jstree-clicked {
    background: linear-gradient(135deg, #8B0000 0%, #A01515 100%) !important;
    color: white !important;
    box-shadow: var(--shadow-medium);
    font-weight: 500;
}

.jstree-default .jstree-wholerow-clicked {
    background: transparent !important;
}

.jstree-icon {
    color: var(--traditional-gold);
    transition: all 0.3s ease;
}

.jstree-default .jstree-open > .jstree-ocl,
.jstree-default .jstree-closed > .jstree-ocl {
    color: var(--traditional-red);
    font-weight: bold;
}

.jstree-default .jstree-ocl:hover {
    transform: scale(1.2);
}

.generation-badge {
    display: inline-block;
    padding: 3px 10px;
    margin-left: 10px;
    background: linear-gradient(135deg, #DAA520 0%, #F0E68C 100%);
    color: var(--deep-brown);
    font-size: 11px;
    border-radius: 12px;
    font-weight: 700;
    box-shadow: 0 2px 6px rgba(218, 165, 32, 0.3);
}

.person-info-card {
    animation: fadeInUp 0.4s ease-out forwards;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-medium);
    border: 2px solid var(--warm-gray);
    overflow: hidden;
}

.person-info-card .card-header {
    background: linear-gradient(135deg, #FDF8F0 0%, #F5EDE0 100%) !important;
    border-bottom: 3px solid var(--traditional-gold);
    padding: 1rem 1.25rem;
}

.person-info-card .card-header h6 {
    font-family: "KaiTi", "STKaiti", serif;
    color: var(--traditional-red);
    font-weight: 700;
    font-size: 1.1rem;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tree-toolbar {
    margin-bottom: 1.5rem;
    background: white;
    padding: 1rem;
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--warm-gray);
}

.tree-toolbar .btn {
    margin-right: 0.75rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tree-toolbar .btn-light {
    background: linear-gradient(135deg, #FDF8F0 0%, #F5EDE0 100%);
    border: 2px solid var(--warm-gray);
    color: var(--traditional-red);
}

.tree-toolbar .btn-light:hover {
    background: linear-gradient(135deg, #8B0000 0%, #A01515 100%);
    border-color: var(--traditional-red);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

@media (max-width: 768px) {
    .tree-container {
        max-height: 450px;
        padding: 1rem;
    }
    
    .tree-toolbar {
        padding: 0.75rem;
    }
    
    .tree-toolbar .btn {
        margin-right: 0.5rem;
        margin-bottom: 0.5rem;
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .jstree-default .jstree-anchor {
        padding: 6px 10px;
        font-size: 0.95rem;
    }
    
    .generation-badge {
        font-size: 10px;
        padding: 2px 8px;
        margin-left: 6px;
    }
}