.ipachart{--ink: #111827;--mut: #64748b;--blue: #2563eb;--panel: #fcfcfa;background:var(--panel);color:var(--ink);border:1px solid #e2e8f0;border-radius:14px;padding:18px 18px 14px;margin:1.5rem 0;font:15px/1.5 Charter,Georgia,Times New Roman,serif}.ipachart .controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:6px}.ipachart .viewtoggle{display:flex;align-items:center;gap:10px;flex:1;min-width:280px}.ipachart .viewtoggle input[type=range]{flex:1;accent-color:var(--blue)}.ipachart .viewtoggle button,.ipachart .sweepbtn,.ipachart .playbtn{font:13px/1 ui-monospace,SF Mono,Menlo,monospace;padding:7px 12px;border-radius:7px;cursor:pointer;border:1px solid #cbd5e1;background:#fff;color:var(--ink)}.ipachart .viewtoggle button.on{background:var(--ink);color:#fff;border-color:var(--ink)}.ipachart .sweepbtn:disabled{opacity:.5;cursor:default}.ipachart svg.chart{width:100%;height:auto;display:block;user-select:none}.ipachart .vowel,.ipachart .cns{cursor:pointer;transition:opacity .25s}.ipachart .vowel.dimmed,.ipachart .cns.dim{opacity:.22}.ipachart .vowel .sym{font:21px Charter,Georgia,serif;text-anchor:middle;dominant-baseline:central;fill:var(--ink);pointer-events:none}.ipachart .cns .sym{font:18px Charter,Georgia,serif;text-anchor:middle;dominant-baseline:central;fill:var(--ink);pointer-events:none}.ipachart .vowel .key{font:11px ui-monospace,SF Mono,Menlo,monospace;text-anchor:middle;fill:var(--blue);pointer-events:none}.ipachart .cns .key{font:9.5px ui-monospace,SF Mono,Menlo,monospace;text-anchor:middle;fill:var(--blue);pointer-events:none}.ipachart .axislabels text{font:12.5px ui-monospace,Menlo,monospace;text-anchor:middle}.ipachart .tick{font:11px ui-monospace,Menlo,monospace;text-anchor:middle}.ipachart .axname{font:12.5px ui-monospace,Menlo,monospace;text-anchor:middle}.ipachart .rowlabel{font:12px ui-monospace,Menlo,monospace;text-anchor:end;fill:#475569}.ipachart .collabel{font:11.5px ui-monospace,Menlo,monospace;text-anchor:start;fill:#94a3b8}.ipachart .collabel.anat{fill:#8b6fc0}.ipachart .mouthtag{font:11px ui-monospace,Menlo,monospace;fill:#8b6fc0;font-style:italic}.ipachart .legend{display:flex;gap:18px;align-items:center;color:var(--mut);font-size:13.5px;margin:6px 0 16px;flex-wrap:wrap}.ipachart .swatch{display:inline-block;width:13px;height:13px;border-radius:50%;border:1.5px solid #94a3b8;background:#fff;vertical-align:-2px;margin-right:4px}.ipachart .swatch.rounded,.ipachart .swatch.voiced{border:2px solid #818cf8;background:#eef2ff}.ipachart .legend .hint{margin-left:auto;font-style:italic}.ipachart .modbar,.ipachart .opbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}.ipachart .modbtn{font:14px ui-monospace,SF Mono,Menlo,monospace;padding:6px 13px;border-radius:7px;cursor:pointer;border:1.5px solid var(--c);color:var(--c);background:#fff}.ipachart .modbtn.on{background:var(--c);color:#fff}.ipachart .moddesc{border-left:3px solid #cbd5e1;padding:4px 0 4px 14px;margin:0 0 8px;font-size:15px}.ipachart .moddesc.muted{color:var(--mut);font-style:italic}.ipachart .detail{display:flex;align-items:center;gap:16px;border:1px solid #e2e8f0;border-radius:10px;background:#fff;padding:12px 16px;margin:8px 0}.ipachart .detail-sym{font-size:40px;line-height:1;cursor:pointer;min-width:52px;text-align:center}.ipachart .detail-name{font-weight:600}.ipachart .detail-meta{display:flex;gap:14px;color:var(--mut);font-size:13.5px;flex-wrap:wrap;font-family:ui-monospace,Menlo,monospace;margin-top:2px}.ipachart .detail .playbtn{margin-left:auto}.ipachart .chip{font:13px ui-monospace,SF Mono,Menlo,monospace;color:var(--blue);background:#eff6ff;border:1px solid #bfdbfe;border-radius:5px;padding:1px 6px}.ipachart .viznote{color:var(--mut);font-size:13px;border-top:1px solid #e2e8f0;padding-top:10px;margin-top:6px}@media(prefers-reduced-motion:reduce){.ipachart *{transition:none!important}}