:root{--text:#6f6656;--text-h:#2a2419;--bg:#fbf9f4;--border:#e7dece;--accent:#2563eb;--sans:system-ui, "Segoe UI", Roboto, sans-serif;font:15px/1.4 var(--sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--text:#a99f8d;--text-h:#f3efe6;--bg:#1b1712;--border:#322c23;--accent:#60a5fa}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{overflow:hidden}h1,h2{font-family:var(--sans);color:var(--text-h);font-weight:500}.app-shell{width:100%;height:100svh;min-height:0;display:flex}.panel{background:var(--bg);border-right:1px solid var(--border);box-sizing:border-box;flex-shrink:0;width:320px;padding:20px 20px 40px;overflow-y:auto}.panel-title{color:var(--text-h);margin:0 0 20px;font-size:20px}.panel-section{margin-bottom:24px}.panel-section h2{text-transform:uppercase;letter-spacing:.06em;color:var(--text);opacity:.75;margin:0 0 10px;font-size:13px}.field-group{flex-direction:column;gap:12px;display:flex}.field{flex-direction:column;gap:4px;font-size:14px;display:flex}.field-label{color:var(--text-h);font-weight:500}.field-input{align-items:center;gap:6px;display:flex}.field-input input[type=number]{width:70px}.field-input.imperial input[type=number]{width:56px}.unit-suffix{color:var(--text);opacity:.75;font-size:13px}input[type=number],select{font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text-h);border-radius:6px;padding:6px 8px}input[type=number]:focus-visible,select:focus-visible,input[type=range]:focus-visible{outline:2px solid var(--accent);outline-offset:1px}select{padding:6px}.slider-row{align-items:center;gap:10px;display:flex}.slider-row input[type=range]{accent-color:var(--accent);flex:1}.checkbox-field{color:var(--text-h);align-items:center;gap:8px;font-size:14px;display:flex}.hint{color:var(--text);opacity:.7;margin:2px 0 0;font-size:12px;line-height:1.4}.readout{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.readout-value{color:var(--text-h);font-weight:600}.segmented{border:1px solid var(--border);border-radius:8px;display:inline-flex;overflow:hidden}.segmented button{font:inherit;background:var(--bg);color:var(--text);cursor:pointer;border:none;padding:7px 12px;font-size:13px}.segmented button.active{background:var(--accent);color:#fff}.main-area{flex-direction:column;flex:1;min-width:0;display:flex}.scene-area{flex:1;min-height:0;position:relative}.scene-area canvas{display:block;width:100%!important;height:100%!important}.ts-readout{z-index:5;background:var(--bg);border:1px solid var(--border);box-sizing:border-box;pointer-events:none;width:250px;color:var(--text);border-radius:11px;padding:11px 13px 9px;font-size:12px;position:absolute;bottom:14px;right:12px;box-shadow:0 8px 26px #00000029}.ts-title{color:var(--text-h);margin-bottom:6px;font-size:13px;font-weight:600}.ts-hint{opacity:.8;line-height:1.45}.ts-freq{color:var(--text-h);font-variant-numeric:tabular-nums;margin-bottom:4px;font-size:16px;font-weight:600}.ts-mode{letter-spacing:.02em;color:var(--accent,#c99a2e);margin-bottom:4px;font-size:12px;font-weight:600}.ts-list{flex-direction:column;gap:3px;margin:0;padding:0;list-style:none;display:flex}.ts-list li{align-items:center;gap:6px;line-height:1.3;display:flex}.ts-surface{color:var(--text-h);font-weight:600}.ts-dot{border-radius:50%;flex-shrink:0;width:9px;height:9px;display:inline-block}.ts-dot.boost{background:#d1495b}.ts-dot.cut{background:#2e6fb0}.ts-masked{color:#92400e;background:#f59e0b1f;border-radius:6px;margin-top:6px;padding:5px 7px;font-size:11px;line-height:1.4}.ts-legend{border-top:1px solid var(--border);opacity:.75;align-items:center;gap:4px;margin-top:8px;padding-top:7px;font-size:10.5px;display:flex}.troubleshoot-toggle{z-index:5;font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text-h);cursor:pointer;border-radius:9px;padding:7px 14px;font-size:13px;font-weight:500;position:absolute;top:12px;left:50%;transform:translate(-50%);box-shadow:0 6px 20px #0000001f}.troubleshoot-toggle.active{background:var(--accent);color:#fff;border-color:var(--accent)}.troubleshoot-toggle:disabled{opacity:.5;cursor:default}.export-toggle{z-index:5;font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text-h);cursor:pointer;border-radius:9px;padding:7px 14px;font-size:13px;font-weight:500;position:absolute;top:12px;right:12px;box-shadow:0 6px 20px #0000001f}.export-panel{z-index:6;background:var(--bg);border:1px solid var(--border);width:300px;color:var(--text);border-radius:12px;flex-direction:column;gap:8px;padding:12px 14px;font-size:12.5px;display:flex;position:absolute;top:12px;right:12px;box-shadow:0 10px 30px #00000029}.export-download{font:inherit;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:8px;padding:8px 12px;font-size:13px;font-weight:600}.export-download:disabled{opacity:.6;cursor:default}.export-hint{opacity:.8;margin:0;font-size:11px;line-height:1.45}.export-field{flex-direction:column;gap:5px;margin-top:2px;display:flex}.export-label{color:var(--text-h);font-size:11px;font-weight:600}.export-url-row{gap:6px;display:flex}.export-url-row input{flex:1;min-width:0;padding:5px 7px;font-size:11px}.export-url-row button{font:inherit;border:1px solid var(--border);color:var(--text-h);cursor:pointer;white-space:nowrap;background:0 0;border-radius:7px;padding:5px 10px;font-size:11.5px}.export-contact{border-top:1px solid var(--border);margin:4px 0 0;padding-top:9px;font-size:11.5px;line-height:1.5}.export-contact a{color:var(--accent)}.welcome-backdrop{z-index:40;background:#0f0c0873;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.welcome-box{background:var(--bg);border:1px solid var(--border);max-width:500px;color:var(--text);border-radius:14px;padding:26px 28px 22px;font-size:14px;line-height:1.55;box-shadow:0 24px 70px #00000059}.welcome-title{color:var(--text-h);margin:0 0 12px;font-size:20px}.welcome-box p{margin:0 0 12px}.welcome-box strong{color:var(--text-h)}.welcome-box a{color:var(--accent)}.welcome-disclaimer{opacity:.9;font-size:13px}.welcome-button{font:inherit;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:9px;margin-top:4px;padding:9px 16px;font-size:14px;font-weight:600}.mode-toggle{z-index:5;font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text-h);cursor:pointer;border-radius:9px;padding:7px 13px;font-size:13px;font-weight:500;position:absolute;top:12px;left:12px;box-shadow:0 6px 20px #0000001f}.mode-panel{z-index:5;background:var(--bg);border:1px solid var(--border);box-sizing:border-box;border-radius:12px;flex-direction:column;width:250px;max-height:calc(100% - 24px);padding:12px 6px 8px 14px;display:flex;position:absolute;top:12px;left:12px;box-shadow:0 10px 34px #0000002e}.mode-header{justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:8px;padding-right:8px;display:flex}.mode-sum{border-bottom:1px solid var(--border);flex-direction:column;gap:7px;margin-bottom:8px;padding:2px 8px 10px 0;display:flex}.mode-sum .checkbox-field{font-size:13px}.mode-sum-row{align-items:center;gap:6px;display:flex}.mode-sum-label{color:var(--text);opacity:.75;flex:0 0 36px;font-size:11px}.mode-sum-row select{flex:1;min-width:0;padding:3px 4px;font-size:12px}.mode-sum-to{color:var(--text);opacity:.6;font-size:11px}.mode-sum-seg{flex:1;gap:4px;display:flex}.mode-sum-seg button{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:5px;flex:1;padding:3px 6px;font-size:11.5px}.mode-sum-seg button.active{background:var(--accent);border-color:var(--accent);color:#fff}.mode-sum-hint{color:var(--text);opacity:.75;margin:0;font-size:10.5px;line-height:1.45}.mode-title{color:var(--text-h);font-size:15px;font-weight:600}.mode-sub{color:var(--text);opacity:.7;font-size:11px}.mode-close{color:var(--text);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:20px;line-height:1}.mode-list{flex:1;min-height:0;margin:0;padding:0 8px 0 0;list-style:none;overflow-y:auto}.mode-row{cursor:pointer;border-radius:6px;grid-template-columns:62px 1fr auto;align-items:center;gap:8px;padding:5px 8px;font-size:13px;display:grid}.mode-row:hover,.mode-row.hovered{background:color-mix(in srgb, var(--accent) 14%, transparent)}.mode-row.pinned{background:color-mix(in srgb, var(--accent) 26%, transparent);box-shadow:inset 3px 0 0 var(--accent)}.mode-freq{color:var(--text-h);font-variant-numeric:tabular-nums;font-weight:600}.mode-unit{opacity:.6;font-size:11px;font-weight:400}.mode-kind{text-transform:uppercase;letter-spacing:.03em;border-radius:999px;justify-self:start;padding:2px 7px;font-size:10px;font-weight:600}.kind-axial{color:#a8442f;background:#a8442f24}.kind-tangential{color:#9a7a1e;background:#9a7a1e29}.kind-oblique{color:var(--text);background:color-mix(in srgb, var(--text) 12%, transparent)}.mode-indices{color:var(--text);opacity:.65;font-variant-numeric:tabular-nums;font-size:12px}.mode-foot{color:var(--text);opacity:.6;margin:6px 8px 2px 0;font-size:10px;line-height:1.4}.mode-legend{z-index:5;background:var(--bg);border:1px solid var(--border);box-sizing:border-box;pointer-events:none;border-radius:10px;width:210px;padding:10px 12px 8px;position:absolute;bottom:14px;left:12px;box-shadow:0 8px 26px #00000029}.mode-legend-title{color:var(--text-h);font-variant-numeric:tabular-nums;margin-bottom:8px;font-size:12px;font-weight:600}.mode-legend-bar{background:linear-gradient(90deg,#3373e6,#dbdbd4,#e04733);border-radius:3px;height:10px}.mode-legend-bar.sum-pressure{background:linear-gradient(90deg,#dbdbd4,#e04733)}.mode-legend-bar.sum-velocity{background:linear-gradient(90deg,#dbdbd4,#3373e6)}.mode-legend-note{color:var(--text);opacity:.6;margin-top:5px;font-size:9.5px}.mode-legend-sub{color:var(--text);opacity:.75;font-variant-numeric:tabular-nums;margin:-4px 0 8px;font-size:10.5px}.mode-legend-labels{color:var(--text);opacity:.7;justify-content:space-between;margin-top:4px;font-size:9.5px;display:flex}.treatment-panel{z-index:5;background:var(--bg);border:1px solid var(--border);box-sizing:border-box;border-radius:12px;flex-direction:column;gap:12px;width:300px;max-height:calc(100% - 24px);padding:14px 16px 16px;display:flex;position:absolute;top:12px;right:12px;overflow-y:auto;box-shadow:0 10px 34px #0000002e}.treatment-header{justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.treatment-title{color:var(--text-h);font-size:15px;font-weight:600}.treatment-sub{color:var(--text);opacity:.7;font-size:12px}.treatment-close{color:var(--text);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:20px;line-height:1}.treatment-panel select{width:100%}.treatment-off-banner{color:#92400e;background:#f59e0b24;border:1px solid #f59e0b66;border-radius:8px;justify-content:space-between;align-items:center;gap:8px;padding:6px 8px 6px 10px;font-size:12px;display:flex}.treatment-off-toggle{font:inherit;background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;flex-shrink:0;padding:4px 9px;font-size:11px;font-weight:600}.curve-editor{flex-direction:column;gap:6px;display:flex}.curve-chart{width:100%;height:118px}.curve-legend{color:var(--text);opacity:.7;text-align:center;font-size:11px}.curve-toggle{font:inherit;border:1px solid var(--border);color:var(--text-h);cursor:pointer;background:0 0;border-radius:6px;align-self:flex-start;padding:4px 9px;font-size:12px}.curve-grid{grid-template-columns:repeat(3,1fr);gap:6px 8px;display:grid}.alpha-cell{color:var(--text);flex-direction:column;gap:2px;font-size:10px;display:flex}.alpha-cell input[type=number]{width:100%}.response-panel{border-top:1px solid var(--border);background:var(--bg);box-sizing:border-box;flex-direction:column;flex-shrink:0;height:320px;display:flex}.response-header{justify-content:space-between;align-items:center;gap:12px;padding:12px 16px 8px;display:flex}.response-title-row{flex-wrap:wrap;align-items:baseline;gap:10px;display:flex}.response-title{color:var(--text-h);margin:0;font-size:15px}.response-subtitle{color:var(--text);opacity:.7;font-size:12px}.response-actions{align-items:center;gap:10px;display:flex}.stale-badge{text-transform:uppercase;letter-spacing:.04em;color:#b45309;background:#f59e0b26;border:1px solid #f59e0b80;border-radius:999px;padding:3px 9px;font-size:11px;font-weight:600}.db-range{color:var(--text);align-items:center;gap:5px;font-size:12px;display:flex}.db-range-label{opacity:.75}.db-range-sep{opacity:.6;font-size:11px}.db-bound{width:46px;font:inherit;text-align:right;border:1px solid var(--border);background:var(--bg);color:var(--text-h);border-radius:6px;padding:4px 6px;font-size:12px}.response-body{flex:1;min-height:0;padding:0 8px 8px}.response-graph{width:100%;height:100%;transition:opacity .15s}.response-placeholder{height:100%;color:var(--text);opacity:.7;text-align:center;justify-content:center;align-items:center;padding:16px;font-size:14px;display:flex}@media (width<=900px){.app-shell{flex-direction:column;height:auto;min-height:100svh}.panel{border-right:none;border-bottom:1px solid var(--border);width:100%;max-height:45vh}.scene-area{height:45vh}.response-panel{height:300px}}