:root{--bg-app: #ffffff;--bg-panel: #ffffff;--bg-panel-header: #fafafa;--bg-input: #ffffff;--bg-code: #fcfcfd;--bg-hover: #f4f4f5;--bg-active: #e4e4e7;--bg-muted: #f4f4f5;--bg-popover: #ffffff;--border-color: #e4e4e7;--border-subtle: #f4f4f5;--border-focus: #18181b;--text-main: #09090b;--text-muted: #71717a;--text-dim: #a1a1aa;--btn-primary-bg: #18181b;--btn-primary-fg: #fafafa;--btn-primary-hover: #27272a;--btn-ghost-fg: #71717a;--btn-ghost-hover-bg: #f4f4f5;--btn-ghost-hover-fg: #09090b;--syn-key: #0284c7;--syn-string: #059669;--syn-number: #ea580c;--syn-boolean: #7c3aed;--syn-null: #64748b;--syn-brace: #c026d3;--syn-bracket: #2563eb;--syn-colon: #71717a;--syn-comma: #a1a1aa;--syn-gutter: #a1a1aa;--accent-cyan: #0284c7;--accent-green: #10b981;--accent-amber: #f59e0b;--accent-red: #ef4444;--badge-green-bg: rgba(16, 185, 129, .09);--badge-green-border: rgba(16, 185, 129, .25);--badge-green-text: #059669;--badge-amber-bg: rgba(245, 158, 11, .09);--badge-amber-border: rgba(245, 158, 11, .25);--badge-amber-text: #d97706;--badge-red-bg: rgba(239, 68, 68, .09);--badge-red-border: rgba(239, 68, 68, .25);--badge-red-text: #dc2626;--badge-cyan-bg: rgba(2, 132, 199, .09);--badge-cyan-border: rgba(2, 132, 199, .25);--badge-cyan-text: #0284c7;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace}[data-theme=dark]{--bg-app: #09090b;--bg-panel: #09090b;--bg-panel-header: #121215;--bg-input: #0c0c0e;--bg-code: #0b0b0e;--bg-hover: #18181b;--bg-active: #27272a;--bg-muted: #18181b;--bg-popover: #121215;--border-color: #27272a;--border-subtle: #1f1f23;--border-focus: #fafafa;--text-main: #fafafa;--text-muted: #a1a1aa;--text-dim: #71717a;--btn-primary-bg: #fafafa;--btn-primary-fg: #09090b;--btn-primary-hover: #e4e4e7;--btn-ghost-fg: #a1a1aa;--btn-ghost-hover-bg: #18181b;--btn-ghost-hover-fg: #fafafa;--syn-key: #38bdf8;--syn-string: #34d399;--syn-number: #fb923c;--syn-boolean: #c084fc;--syn-null: #94a3b8;--syn-brace: #f472b6;--syn-bracket: #60a5fa;--syn-colon: #a1a1aa;--syn-comma: #71717a;--syn-gutter: #52525b;--accent-cyan: #38bdf8;--accent-green: #34d399;--accent-amber: #fbbf24;--accent-red: #f87171;--badge-green-bg: rgba(52, 211, 153, .12);--badge-green-border: rgba(52, 211, 153, .25);--badge-green-text: #34d399;--badge-amber-bg: rgba(251, 191, 36, .12);--badge-amber-border: rgba(251, 191, 36, .25);--badge-amber-text: #fbbf24;--badge-red-bg: rgba(248, 113, 113, .12);--badge-red-border: rgba(248, 113, 113, .25);--badge-red-text: #f87171;--badge-cyan-bg: rgba(56, 189, 248, .12);--badge-cyan-border: rgba(56, 189, 248, .25);--badge-cyan-text: 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transparent;scrollbar-width:thin;white-space:pre}.json-tree-group{display:flex;flex-direction:column}.json-tree-row{display:flex;align-items:center;min-height:22px;height:22px;line-height:22px;font-family:var(--font-mono);font-size:12px;color:var(--text-main);white-space:pre;user-select:text}.json-tree-row:hover{background-color:var(--bg-hover);border-radius:3px}.json-fold-btn{display:inline-flex;align-items:center;justify-content:center;width:17px;height:17px;background:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-muted);cursor:pointer;padding:0;margin-right:5px;border-radius:4px;user-select:none;flex-shrink:0;transition:all .12s ease}.json-fold-btn:hover{background:var(--bg-hover);color:var(--accent-cyan);border-color:var(--accent-cyan)}.json-fold-spacer{display:inline-block;width:17px;height:17px;margin-right:5px;flex-shrink:0}.json-collapsed-tag{display:inline-flex;align-items:center;background:var(--bg-surface);border:1px solid 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.code-textarea{white-space:pre-wrap;word-break:break-all;width:100%}.wrap-lines .json-line{word-break:break-all}.json-line{display:block;line-height:1.45;box-sizing:border-box}.json-line:before{counter-increment:line;content:counter(line);display:inline-block;width:2rem;padding-right:.5rem;margin-right:.35rem;color:var(--syn-gutter);text-align:right;user-select:none;font-variant-numeric:tabular-nums;opacity:.65;font-size:11px;line-height:inherit}.hide-gutter 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16px;text-align:center;color:var(--text-dim);user-select:none;gap:0}.empty-icon{margin-bottom:12px;opacity:.35;color:var(--accent-cyan)}.empty-title{font-size:14px;font-weight:600;color:var(--text-muted);margin-bottom:6px}.empty-subtitle{font-size:12px;color:var(--text-dim);max-width:280px;line-height:1.5}.empty-actions{margin-top:18px;display:flex;flex-direction:column;align-items:center;gap:8px}.empty-action-hint{font-size:11px;color:var(--text-dim);opacity:.7}.input-empty-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 16px;text-align:center;color:var(--text-dim);user-select:none;pointer-events:none;z-index:2}.input-empty-overlay .chip-btn{pointer-events:auto}.chip-btn{background:var(--bg-hover);border:1px solid var(--border-color);color:var(--text-muted);font-size:11px;font-family:var(--font-sans);padding:5px 14px;border-radius:6px;cursor:pointer;transition:all .12s ease}.chip-btn:hover{background:var(--bg-active);color:var(--text-main);border-color:var(--accent-cyan)}.drag-overlay{position:absolute;inset:0;background:#0284c714;border:2px dashed var(--accent-cyan);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--text-main);z-index:20;pointer-events:none}@keyframes fadeIn{0%{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:translateY(0)}}