:root{--bg-app: #16171a;--bg-panel: #1e2024;--bg-raise: #26282d;--bg-hover: #31343a;--bg-active: #3b3f46;--bg-input: #141518;--bg-viewport: #0f1012;--line: #2c2f35;--line-strong: #3a3e45;--text: #dfe2e6;--text-dim: #9aa0a8;--text-faint: #6d737b;--accent: #46a89a;--accent-dim: #2f6f66;--accent-soft: rgba(70, 168, 154, .18);--danger: #c9645c;--warn: #c9a15c;--toolbar-w: 84px;--options-h: 42px;--menu-h: 30px;--status-h: 26px;--panel-w: 268px;--radius: 5px;--radius-sm: 3px;--checker: conic-gradient(#2b2d31 25%, #232429 0 50%, #2b2d31 0 75%, #232429 0) 0 0 / 16px 16px;font-size:13px;line-height:1.35;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg-app);color:var(--text);font-family:Inter,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft 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var(--line);color:var(--text-faint);font-size:11px;font-variant-numeric:tabular-nums}.status .spacer{flex:1}.status-item{display:flex;align-items:center;gap:4px;white-space:nowrap}.status-rotation{padding:0 6px;height:18px;border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:var(--bg-input);color:var(--text-dim);font:inherit;font-variant-numeric:tabular-nums;cursor:pointer}.status-rotation:hover{color:var(--text);border-color:var(--accent)}.status-rotation[hidden]{display:none}.status-mask{padding:0 6px;height:18px;border:1px solid var(--accent-dim);border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--text);font:inherit;cursor:pointer}.status-mask:hover{border-color:var(--accent)}.status-mask[hidden]{display:none}.zoom-controls{display:flex;align-items:center;gap:2px}.lang-switch{display:flex;align-items:center;border:1px solid var(--line-strong);border-radius:var(--radius-sm);overflow:hidden}.lang-switch button{padding:1px 7px;background:none;border:0;border-right:1px solid var(--line);color:var(--text-faint);cursor:default;font-size:11px}.lang-switch button:last-child{border-right:0}.lang-switch button[aria-pressed=true]{background:var(--accent-soft);color:var(--accent)}.status-dev{color:var(--text-faint);font-size:10px;font-variant-numeric:tabular-nums}.modal-backdrop{position:fixed;inset:0;background:#08090a9e;display:flex;align-items:center;justify-content:center;padding:20px;z-index:100}.modal{width:min(460px,100%);max-height:min(86vh,720px);display:flex;flex-direction:column;background:var(--bg-raise);border:1px solid var(--line-strong);border-radius:var(--radius);box-shadow:0 24px 60px #0009}.modal-wide{width:min(620px,100%)}.modal-head{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line);font-weight:600}.modal-head .spacer{flex:1}.modal-body{padding:12px;overflow-y:auto;display:flex;flex-direction:column;gap:10px}.modal-foot{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:10px 12px;border-top:1px solid var(--line)}.modal-foot .spacer{flex:1}.form-row{display:grid;grid-template-columns:116px 1fr auto;align-items:center;gap:8px}.form-row>.field-label{color:var(--text-dim);font-size:12px}.form-row input[type=range]{width:100%}.form-note{color:var(--text-faint);font-size:11px}.preset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(112px,1fr));gap:6px}.preset{padding:6px 8px;background:var(--bg-panel);border:1px solid var(--line-strong);border-radius:var(--radius-sm);color:var(--text-dim);cursor:default;text-align:left;font-size:12px}.preset:hover{background:var(--bg-hover);color:var(--text)}.preset[aria-pressed=true]{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.preset small{display:block;color:var(--text-faint);font-size:10px;font-variant-numeric:tabular-nums}.shortcut-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:3px 14px}.shortcut{display:flex;align-items:baseline;gap:8px;font-size:12px;color:var(--text-dim)}.shortcut kbd{margin-left:auto;padding:1px 5px;background:var(--bg-panel);border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:3px;color:var(--text);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px;white-space:nowrap}.modal-hint{color:var(--text-faint);font-size:11px}.style-dialog{display:grid;grid-template-columns:170px minmax(0,1fr);gap:12px;align-items:start}.style-list{display:flex;flex-direction:column;gap:1px;max-height:330px;overflow-y:auto;padding:2px 8px 2px 2px;border-right:1px solid var(--line);scrollbar-width:thin}.style-row{display:flex;align-items:center;gap:7px;padding:4px 6px;border-radius:var(--radius-sm);color:var(--text-dim);font-size:12px;cursor:default;user-select:none}.style-row:hover{background:var(--bg-hover)}.style-row[aria-selected=true]{background:var(--accent-soft);color:var(--text)}.style-row-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.style-row input:disabled~.style-row-name{color:var(--text-faint)}.style-row-spacer{width:13px;flex:none}.style-row input[type=checkbox]{flex:none;margin:0}.style-pane{display:flex;flex-direction:column;gap:8px;min-width:0}.style-group{color:var(--text-faint);font-size:11px;text-transform:uppercase;letter-spacing:.04em}.style-gradient-strip{width:100%;height:16px;border:1px solid var(--line-strong);border-radius:3px;background-image:var(--checker);background-color:transparent}.style-stop{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.style-stop>*{flex:none}.gradient-strip{width:100%;height:14px;border:1px solid var(--line-strong);border-radius:3px}.range-row{display:flex;gap:10px;align-items:flex-start}.range-cell{display:flex;flex-direction:column;gap:4px}.range-cell .field-label{color:var(--text-faint);font-size:10px}.range-canvas{display:block;border:1px solid var(--line-strong);border-radius:3px}.range-canvas.sample{background-image:var(--checker);cursor:crosshair;touch-action:none}.range-canvas.mask{background:#000}.range-chips{display:flex;flex-wrap:wrap;gap:4px;min-height:20px;align-items:center}.range-chip{width:18px;height:18px;padding:0;border:1px solid var(--line-strong);border-radius:3px;cursor:pointer}.range-empty{color:var(--text-faint);font-size:11px}.tonal-hist{display:block;width:256px;height:96px;background:var(--bg-input);border:1px solid var(--line-strong);border-radius:3px}.levels-track{position:relative;width:256px;height:12px;margin:3px 0 8px}.levels-handle{position:absolute;bottom:0;width:11px;height:11px;transform:translate(-50%);cursor:ew-resize;touch-action:none}.levels-handle.black,.levels-handle.white{clip-path:polygon(50% 0,100% 100%,0 100%)}.levels-handle.black{background:var(--text-faint)}.levels-handle.white{background:var(--text)}.levels-handle.gamma{background:var(--accent);clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%)}.curves-canvas{display:block;width:256px;height:256px;background:var(--bg-input);border:1px solid var(--line-strong);border-radius:3px;cursor:crosshair;touch-action:none}.tonal-readout{min-height:14px;color:var(--text-dim);font-size:11px;font-variant-numeric:tabular-nums}.boot{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:var(--bg-app);color:var(--text-dim);z-index:200}.boot[hidden]{display:none}.boot-mark{width:30px;height:30px;border-radius:6px;background:linear-gradient(135deg,var(--accent) 0 50%,var(--bg-active) 50% 100%);animation:boot-pulse 1.4s ease-in-out infinite}@keyframes boot-pulse{0%,to{opacity:.45;transform:scale(.94)}50%{opacity:1;transform:scale(1)}}.boot-error{max-width:420px;padding:12px 16px;background:var(--bg-raise);border:1px solid var(--danger);border-radius:var(--radius);color:var(--text);text-align:center}#crash-banner{position:fixed;left:14px;right:14px;bottom:34px;padding:10px 14px;background:var(--bg-raise);border:1px solid var(--danger);border-radius:var(--radius);color:var(--text);z-index:300;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.toast-stack{position:fixed;right:14px;bottom:34px;display:flex;flex-direction:column;gap:6px;z-index:120;pointer-events:none}.toast{max-width:320px;padding:8px 11px;background:var(--bg-raise);border:1px solid var(--line-strong);border-left:3px solid var(--accent);border-radius:var(--radius-sm);color:var(--text);font-size:12px;box-shadow:0 8px 24px #00000080;animation:toast-in .16s ease-out}.toast.is-error{border-left-color:var(--danger)}.toast.is-warn{border-left-color:var(--warn)}@keyframes toast-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.text-input{position:absolute;margin:0;padding:0;border:0;box-sizing:border-box;background:transparent;color:transparent;caret-color:transparent;outline:none;resize:none;overflow:hidden;white-space:pre;pointer-events:none;z-index:4}@media(max-width:900px){#app{grid-template-columns:var(--toolbar-w) 1fr;grid-template-rows:var(--menu-h) var(--options-h) 1fr 216px var(--status-h);grid-template-areas:"menu   menu" "tools  options" "tools  view" "panels panels" "status status"}.panels{grid-template-rows:1fr;border-left:0;border-top:1px solid var(--line)}.history-panel,.paths-panel,.brand span{display:none}}