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0;font-family:Inter,ui-sans-serif,sans-serif;font-size:12px;display:grid;overflow:auto}.mermaid-toolbar{z-index:1;border-bottom:1px solid var(--border);background:var(--surface-soft);width:100%;min-width:max-content;height:38px;color:var(--text-faint);letter-spacing:.04em;text-transform:uppercase;justify-content:space-between;align-items:center;padding:0 8px 0 14px;font-size:11px;font-weight:700;display:flex;position:sticky;top:0;left:0}.mermaid-actions{gap:2px;display:flex}.mermaid-actions button,.mermaid-error button{min-width:28px;min-height:28px;color:var(--text-soft);cursor:pointer;background:0 0;border:0;border-radius:6px;justify-content:center;align-items:center;gap:5px;padding:5px;display:inline-flex}.mermaid-actions button:hover:not(:disabled),.mermaid-error button:hover{background:var(--surface-raised)}.mermaid-actions button:disabled{cursor:default;opacity:.35}.mermaid-actions svg,.mermaid-error button 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8px;font-size:12px;line-height:1.35;display:block;overflow:hidden}.outline-item[data-level="2"]{padding-left:16px}.outline-item[data-level="3"]{padding-left:26px}.outline-item:hover{color:var(--text);background:var(--surface-soft)}.outline-item.is-active{color:var(--accent-text);background:var(--accent-soft)}.outline-empty{color:var(--text-faint);padding:0 8px;font-size:12px;line-height:1.5}.status-bar{border-top:1px solid var(--border);color:var(--text-faint);background:var(--surface);letter-spacing:.02em;justify-content:space-between;gap:14px;padding:0 14px;font-size:10px}.status-bar-group{align-items:center;gap:14px;min-width:0;display:flex}.status-bar-group:last-child{justify-content:flex-end}.dialog-backdrop{z-index:50;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#1412106b;min-height:100dvh;transition:opacity 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red)){.drop-overlay{background:color-mix(in srgb, var(--surface-raised) 93%, transparent)}}.drop-overlay{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);pointer-events:none}.drop-overlay svg{width:30px;height:30px}.drop-overlay span{color:var(--text-soft);font-size:12px}@media (width<=980px){.preview-pane{grid-template-columns:minmax(0,1fr)}.document-outline{display:none}.mode-split .workspace{grid-template-columns:minmax(0,46%) minmax(0,54%)}}@media (width<=720px){.app-header{gap:8px;padding:0 10px}.brand-name,.button-secondary span,.document-stats span:nth-child(3){display:none}.filename-field{text-align:left}.view-toolbar{padding:0 10px}.view-toggle{flex:1}.view-toggle button{flex:1;min-width:0}.document-stats{display:none}.workspace-shell{flex-direction:column}.file-tree{border-right:0;border-bottom:1px solid var(--border);flex:none;width:100%;min-width:0;max-height:132px;transition:max-height .18s cubic-bezier(.2,0,0,1)}.file-tree-heading{padding:8px 10px 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