:root{color:#1a1d21;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;background:#f4f5f7;font-family:system-ui,Segoe UI,Roboto,Arial,sans-serif;font-size:15px;line-height:1.45}*{box-sizing:border-box}body{min-height:100vh;margin:0}.app{max-width:1100px;margin:0 auto;padding:24px 20px 60px}.app-head h1{margin:0 0 4px;font-size:26px;font-weight:600}.app-head .sub{color:#6b7280;margin:0 0 20px;font-size:13px}.picker{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px;display:flex}.btn{color:#1a1d21;cursor:pointer;background:#fff;border:1px solid #c4c8cf;border-radius:7px;align-items:center;gap:6px;padding:8px 14px;font-size:14px;transition:border-color .15s,background .15s;display:inline-flex}.btn:hover{background:#f0f5ff;border-color:#2563eb}.btn-file input{display:none}.btn-demo{color:#fff;background:#2563eb;border-color:#2563eb;font-weight:600}.btn-demo:hover:not(:disabled){background:#1d4ed8;border-color:#1d4ed8}.btn-demo:disabled{opacity:.6;cursor:default}.src-info{color:#4b5563;font-size:13px}.banner{color:#3730a3;background:#eef2ff;border-radius:7px;margin:12px 0;padding:10px 14px;font-size:14px}.banner.err{color:#b91c1c;background:#fef2f2}.cascade{flex-wrap:wrap;gap:16px;margin:8px 0 4px;display:flex}.cascade label{color:#6b7280;text-transform:uppercase;letter-spacing:.04em;flex-direction:column;gap:4px;font-size:12px;font-weight:600;display:flex}.cascade select{color:#1a1d21;text-transform:none;letter-spacing:normal;background:#fff;border:1px solid #c4c8cf;border-radius:7px;min-width:220px;padding:7px 10px;font-size:14px;font-weight:400}.cascade select:disabled{color:#9ca3af;background:#f3f4f6}.content{flex-direction:column;gap:16px;margin-top:16px;display:flex}.charts{flex-wrap:wrap;gap:20px;display:flex}.card{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:16px 18px;box-shadow:0 1px 2px #0000000a}.collapsible{padding:0}.collapsible>summary{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:9px;padding:13px 18px;font-size:16px;font-weight:600;list-style:none;display:flex}.collapsible>summary::-webkit-details-marker{display:none}.collapsible>summary::marker{content:""}.collapsible>summary:hover{background:#fafbfc}.collapsible[open]>summary{border-bottom:1px solid #f0f1f3}.collapsible-body{padding:14px 18px}.chevron{border-top:4px solid #0000;border-bottom:4px solid #0000;border-left:5px solid #9aa0a6;flex:none;width:0;height:0;transition:transform .15s}.collapsible[open]>summary .chevron{transform:rotate(90deg)}.kv-row{flex-wrap:wrap;gap:10px 36px;display:flex}.field{flex-direction:column;gap:2px;display:flex}.field .k{color:#6b7280;font-size:12px}.field .v{font-size:14px;font-weight:500}.study-tbl{border-collapse:collapse;width:100%;max-width:620px;font-size:14px}.study-tbl th,.study-tbl td{text-align:left;padding:5px 10px}.study-tbl thead th{color:#374151;border-bottom:2px solid #e5e7eb;font-weight:600}.study-tbl tbody th{color:#6b7280;font-weight:500}.study-tbl tbody td{font-variant-numeric:tabular-nums}.study-tbl tr.sep th,.study-tbl tr.sep td{border-top:1px solid #f0f1f3}.chart{background:#fff;border:1px solid #e5e7eb;border-radius:10px;margin:0;padding:10px;box-shadow:0 1px 2px #0000000a}.chart-title{text-align:center;color:#374151;margin-bottom:6px;font-size:14px;font-weight:600}.card-h{margin:0 0 12px;font-size:16px;font-weight:600}.ai-panel{flex-direction:column;gap:12px;display:flex}.ai-field{color:#6b7280;flex-direction:column;gap:4px;font-size:12px;font-weight:600;display:flex}.ai-field textarea{font:inherit;color:#1a1d21;resize:vertical;border:1px solid #c4c8cf;border-radius:7px;min-height:38px;padding:8px 10px;font-weight:400}.ai-btn{color:#fff;background:#2563eb;border-color:#2563eb;align-self:flex-start;font-weight:600}.ai-btn:hover:not(:disabled){background:#1d4ed8;border-color:#1d4ed8}.ai-btn:disabled{opacity:.6;cursor:default}.ai-result{white-space:pre-wrap;background:#f8fafc;border:1px solid #e5e7eb;border-radius:8px;padding:12px 14px;font-size:14px;line-height:1.5}.ai-cached{color:#6b7280;background:#eef2ff;border-radius:4px;margin-bottom:8px;padding:1px 6px;font-size:11px;display:inline-block}