:root{--background:#f6f7f2;--surface:#fff;--surface-strong:#f0f3ec;--ink:#17201b;--muted:#637066;--line:#d9ded5;--accent:#0f766e;--accent-strong:#115e59;--warning:#a16207;--danger:#b42318;--ok:#15803d}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--background);color:var(--ink);margin:0;font-family:Arial,Helvetica,sans-serif}button,input,select,textarea{font:inherit}button{border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:6px;min-height:38px;padding:0 14px}button:disabled{cursor:not-allowed;opacity:.65}input,select,textarea{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:6px}input,select{height:38px;padding:0 10px}textarea{resize:vertical;min-height:220px;padding:12px;line-height:1.45}code{overflow-wrap:anywhere;border:1px solid var(--line);background:var(--surface-strong);color:var(--ink);border-radius:6px;padding:9px 10px;font-family:Courier 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span{color:var(--muted);font-size:13px}.accentNode{background:#f0fdfa;border-color:#99f6e4}.flowArrow{color:var(--accent-strong);justify-content:center;align-items:center;font-weight:700;display:flex}.tableWrap{width:100%;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}th,td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:10px}th{color:var(--muted);text-transform:uppercase;font-size:12px}.emptyState{color:var(--muted);margin:0}@media (max-width:980px){.appShell{grid-template-columns:1fr}.sidebar{height:auto;position:relative}.metricGrid,.demoGrid,.twoColumn,.settingsGrid,.languageGrid,.providerEditorGrid,.whitelistLayout,.usageGrid,.checklistGrid,.instructionsGrid,.flowDiagram,.traceGrid,.traceItem summary{grid-template-columns:1fr}.providerEditorGrid label:nth-child(4),.providerEditorGrid label:nth-child(5){grid-column:auto}}