:root{--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--bg-tertiary: #e5e5e5;--text-primary: #333333;--text-secondary: #666666;--text-tertiary: #999999;--border-color: #e0e0e0;--shadow: rgba(0, 0, 0, .1);--shadow-hover: rgba(0, 0, 0, .15);--gradient-start: #667eea;--gradient-end: #764ba2}[data-theme=dark]{--bg-primary: #1a1a1a;--bg-secondary: #2d2d2d;--bg-tertiary: #3d3d3d;--text-primary: #ffffff;--text-secondary: #b0b0b0;--text-tertiary: #808080;--border-color: #404040;--shadow: rgba(0, 0, 0, .3);--shadow-hover: rgba(0, 0, 0, .4);--gradient-start: #4a5568;--gradient-end: #2d3748}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-secondary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier 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.providers-tree-label.providers-instance-label{width:200px}.providers-chain-header-label{width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.providers-chain-id{flex-shrink:0;margin-right:.5rem}.providers-row-spacer{flex:1;min-width:0}.providers-provider-name{width:75px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.8125rem;color:var(--text-primary)}.providers-health-count{font-size:.8125rem;color:var(--text-secondary);display:flex;align-items:center;gap:.25rem;flex-shrink:0;margin-left:.5rem}.providers-tooltip-icon{cursor:help;opacity:.85;flex-shrink:0}.providers-health-count.is-ok{color:#22c55e}.providers-health-count.has-problem{color:#ef4444}.providers-health-count.has-problem-orange{color:#f97316}.providers-health-count.has-problem-zero{color:#ef4444}.providers-tree-chains{padding-left:1rem}.providers-tree-chain{margin-bottom:.25rem}.providers-tree-providers{padding-left:2rem}.providers-provider-row{display:flex;align-items:center;gap:1rem;padding:.4rem 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.btn-secondary:hover{background:var(--bg-tertiary);border-color:var(--gradient-start);color:var(--text-primary)}.instance-card-new{cursor:pointer;display:flex;align-items:center;justify-content:center;border:2px dashed var(--border-color);background:var(--bg-secondary);min-height:200px}.instance-card-new:hover{border-color:var(--gradient-start);background:var(--bg-tertiary);transform:translateY(-2px)}.new-instance-content{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;color:var(--text-secondary)}.instance-card-new:hover .new-instance-content{color:var(--text-primary)}.instance-card-new .new-instance-content h3{margin:0;font-size:1.25rem;font-weight:500}.instance-info{padding:1.5rem;border-bottom:1px solid var(--border-color)}.info-header{margin-bottom:1.5rem}.info-header h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin:0}.info-item{margin-bottom:1rem}.info-item:last-child{margin-bottom:0}.info-label{font-size:.875rem;color:var(--text-secondary);margin-bottom:.5rem;font-weight:500}.info-value{font-size:.9375rem;color:var(--text-primary);display:flex;align-items:center;gap:.5rem}.instance-status-value{display:flex;align-items:center;gap:.5rem}.api-key-container{display:flex;justify-content:space-between;align-items:center}.api-key-preview{font-family:Monaco,Menlo,monospace;font-size:.875rem;word-break:break-all;flex:1;min-width:0}.api-key-actions{display:flex;gap:.25rem;flex-shrink:0}.icon-btn{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:.25rem;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s;width:28px;height:28px}.icon-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.icon-btn 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