/* Navigator Interface Styles */
.navigator-interface {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 2rem 0;
}

/* Editor Toolbar */
.editor-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    background: var(--toolbar-bg, #f8f9fa);
    border-bottom: 1px solid var(--border-color, #e0e0e0);
    gap: 1rem;
    flex-wrap: wrap;
}

.toolbar-group {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.btn-toolbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--card-bg, #ffffff);
    border: 1px solid var(--border-color, #e0e0e0);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary, #333);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-toolbar:hover {
    background: var(--primary-bg, #f0f0f0);
    border-color: var(--primary-color, #007bff);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn-toolbar:active {
    transform: translateY(0);
}

.btn-toolbar.btn-format {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
}

.btn-toolbar.btn-format:hover {
    background: linear-gradient(135deg, #5568d3 0%, #653a8f 100%);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.btn-toolbar.btn-validate {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    border-color: transparent;
}

.btn-toolbar.btn-validate:hover {
    background: linear-gradient(135deg, #e084f0 0%, #e4465b 100%);
    box-shadow: 0 4px 8px rgba(245, 87, 108, 0.3);
}

.btn-toolbar.btn-secondary {
    background: var(--card-bg, #ffffff);
    color: var(--text-primary, #333);
}

.toolbar-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.toolbar-text {
    font-size: 0.875rem;
}

/* Tree Toolbar */
.tree-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    background: var(--toolbar-bg, #f8f9fa);
    border-bottom: 1px solid var(--border-color, #e0e0e0);
    gap: 1rem;
    flex-wrap: wrap;
}

.tree-controls {
    display: flex;
    gap: 0.5rem;
}

.btn-tree-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    background: var(--card-bg, #ffffff);
    border: 1px solid var(--border-color, #e0e0e0);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary, #333);
    transition: all 0.2s ease;
}

.btn-tree-control:hover {
    background: var(--primary-bg, #f0f0f0);
    border-color: var(--primary-color, #007bff);
}

.btn-tree-control .icon {
    font-size: 1rem;
}

.json-navigator-search-group {
    display: flex;
    gap: 0.5rem;
    flex: 1;
    min-width: 200px;
    max-width: 400px;
}

.json-navigator-search-input {
    flex: 1;
    padding: 0.625rem 1rem;
    border: 1px solid var(--border-color, #e0e0e0);
    border-radius: 8px;
    font-size: 0.875rem;
    background: var(--input-bg, #ffffff);
    color: var(--text-primary, #333);
    transition: border-color 0.2s ease;
}

.json-navigator-search-input:focus {
    outline: none;
    border-color: var(--primary-color, #007bff);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.json-navigator-btn-search {
    padding: 0.625rem 1rem;
    background: var(--primary-color, #007bff);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    color: white;
    transition: background 0.2s ease;
}

.json-navigator-btn-search:hover {
    background: var(--primary-hover, #0056b3);
}

/* Layout */
.navigator-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    min-height: 600px;
}

/* Panel Styles */
.editor-panel,
.tree-panel {
    display: flex;
    flex-direction: column;
    background: var(--card-bg, #ffffff);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    background: var(--panel-header-bg, #f8f9fa);
    border-bottom: 1px solid var(--border-color, #e0e0e0);
}

.panel-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary, #333);
}

.panel-info {
    display: flex;
    gap: 0.5rem;
}

.info-badge {
    padding: 0.25rem 0.75rem;
    background: var(--badge-bg, #e9ecef);
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary, #666);
}

/* Editor Container */
.editor-container {
    flex: 1;
    min-height: 400px;
    position: relative;
}

#json-editor {
    width: 100%;
    height: 100%;
    min-height: 400px;
}

.editor-status {
    padding: 0.75rem 1.25rem;
    border-top: 1px solid var(--border-color, #e0e0e0);
    font-size: 0.875rem;
    color: var(--text-secondary, #666);
}

.editor-status.success {
    color: #28a745;
    background: #d4edda;
}

.editor-status.error {
    color: #dc3545;
    background: #f8d7da;
}

/* Tree Container */
.tree-container {
    flex: 1;
    overflow: auto;
    padding: 1rem;
    min-height: 400px;
    position: relative;
}

.tree-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 400px;
    color: var(--text-muted, #999);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-text {
    font-size: 0.875rem;
    margin: 0;
}

/* JSON Tree Styles */
.json-tree {
    font-size: 0.875rem;
    line-height: 1.6;
}

.json-item {
    margin: 0.15rem 0;
    padding: 0.05rem 0;
    transition: background 0.15s ease;
}

.json-item:hover {
    background: var(--hover-bg, rgba(0, 123, 255, 0.05));
    border-radius: 4px;
}

.json-item.selected {
    background: var(--selected-bg, rgba(0, 123, 255, 0.1));
    border-radius: 4px;
}

.json-line {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0 0.5rem;
    cursor: pointer;
    user-select: none;
}

.json-toggle {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--text-secondary, #666);
    cursor: pointer;
    transition: transform 0.2s ease, color 0.2s ease;
    flex-shrink: 0;
}

.json-toggle:hover {
    color: var(--primary-color, #007bff);
    transform: scale(1.1);
}

.json-toggle.collapsed {
    transform: rotate(-90deg);
}

.json-key {
    color: var(--json-key-color, #0066cc);
    font-weight: 600;
}

.json-key::after {
    content: ':';
    color: var(--text-primary, #333);
    margin-right: 0.5rem;
}

.json-value {
    color: var(--text-primary, #333);
}

.json-value.string {
    color: var(--json-string-color, #28a745);
}

.json-value.number {
    color: var(--json-number-color, #ff6b35);
}

.json-value.boolean {
    color: var(--json-boolean-color, #9c27b0);
}

.json-value.null {
    color: var(--json-null-color, #999);
    font-style: italic;
}

.json-type {
    color: var(--text-muted, #999);
    font-size: 0.75rem;
    font-style: italic;
    margin-left: 0.5rem;
}

.json-children {
    margin-left: 1.5rem;
    padding-left: 1rem;
    border-left: 2px solid var(--border-color, #e0e0e0);
    margin-top: 0.25rem;
}

.json-children.collapsed {
    display: none;
}

.json-bracket {
    color: var(--text-secondary, #666);
    font-weight: 600;
}

.json-highlight {
    background: var(--highlight-bg, #fff3cd);
    padding: 0.125rem 0.25rem;
    border-radius: 3px;
}


/* Mobile Responsive */
@media (max-width: 1024px) {
    .navigator-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .editor-container,
    .tree-container {
        min-height: 350px;
    }

    #json-editor {
        min-height: 350px;
    }
}

@media (max-width: 768px) {
    .editor-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar-group {
        width: 100%;
        justify-content: flex-start;
    }

    .tree-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .tree-controls {
        width: 100%;
        justify-content: flex-start;
    }

    .json-navigator-search-group {
        width: 100%;
        max-width: 100%;
    }

    .btn-tree-control .text {
        display: none;
    }

    .btn-tree-control {
        padding: 0.625rem;
        justify-content: center;
    }

    .panel-header {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .panel-info {
        width: 100%;
        justify-content: flex-start;
    }

    .json-children {
        margin-left: 1rem;
        padding-left: 0.75rem;
    }
}

@media (max-width: 480px) {
    .navigator-interface {
        gap: 1rem;
    }

    .editor-toolbar,
    .tree-toolbar {
        padding: 0.75rem 1rem;
    }

    .btn-toolbar {
        padding: 0.625rem 1rem;
        font-size: 0.8125rem;
    }

    .toolbar-icon {
        font-size: 1.125rem;
    }

    .editor-container,
    .tree-container {
        min-height: 300px;
    }

    #json-editor {
        min-height: 300px;
    }

    .json-tree {
        font-size: 0.8125rem;
    }
}