.devtool-page{max-width:1200px;min-height:calc(100vh - 120px);margin:0 auto;padding:24px 20px 60px}.devtool-page .toolflow-stage{width:100%;min-height:auto;padding:0;display:block}.devtool-page .toolflow-card{width:100%;max-width:none}.devtool-breadcrumb{margin-bottom:16px}.devtool-breadcrumb a{color:#6b7280;font-size:14px;text-decoration:none}.devtool-breadcrumb a:hover{color:#7c3aed}.devtool-page.tool-layout{grid-template-columns:1fr 1fr;align-items:start;gap:24px;display:grid}.devtool-page .devtool-breadcrumb{grid-column:1/-1}@media (max-width:900px){.devtool-page.tool-layout{grid-template-columns:1fr}}.devtool-panel{background:#fff;border:1px solid #e5e7eb;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #0000000f}.devtool-panel h2{color:#1f2937;background:#f9fafb;border-bottom:1px solid #e5e7eb;margin:0;padding:16px 20px;font-size:18px;font-weight:600}.devtool-textarea-wrap{padding:16px}.devtool-textarea{resize:vertical;color:#111;background:#fafafa;border:1px solid #d1d5db;border-radius:8px;width:100%;min-height:220px;padding:14px;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,monospace;font-size:13px;line-height:1.5}.devtool-textarea:focus{border-color:#7c3aed;outline:none;box-shadow:0 0 0 3px #7c3aed26}.devtool-actions{background:#f9fafb;border-top:1px solid #e5e7eb;flex-wrap:wrap;gap:10px;padding:12px 20px;display:flex}.devtool-btn{color:#374151;cursor:pointer;background:#fff;border:1px solid #d1d5db;border-radius:8px;align-items:center;gap:8px;padding:10px 18px;font-size:14px;font-weight:500;transition:all .2s;display:inline-flex}.devtool-btn:hover{background:#f3f4f6;border-color:#9ca3af}.devtool-btn.primary{color:#fff;background:linear-gradient(135deg,#7c3aed,#9333ea);border:none}.devtool-btn.primary:hover{opacity:.92;transform:translateY(-1px)}.devtool-btn.success{color:#fff;background:#059669;border:none}.devtool-btn.success:hover{background:#047857}.devtool-output-wrap{padding:16px}.devtool-output{color:#111;white-space:pre-wrap;word-break:break-all;background:#fafafa;border:1px solid #d1d5db;border-radius:8px;width:100%;min-height:220px;padding:14px;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,monospace;font-size:13px;line-height:1.5}.devtool-error{color:#dc2626;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;margin:0 16px 16px;padding:12px 16px;font-size:13px}.devtool-row{flex-wrap:wrap;gap:12px;margin-bottom:16px;display:flex}.devtool-row label{color:#374151;min-width:100px;font-size:14px;font-weight:500}.devtool-select{background:#fff;border:1px solid #d1d5db;border-radius:6px;padding:8px 12px;font-size:14px}.devtool-input{border:1px solid #d1d5db;border-radius:6px;flex:1;min-width:120px;padding:8px 12px;font-size:14px}.devtool-hint{color:#6b7280;margin-top:8px;padding:0 20px 16px;font-size:13px}