:root{--bg:#1b1c1f;--bg-elevated:#232428;--bg-sunken:#131417;--text:#e8e8ea;--text-dim:#9a9ba3;--border:#34353a;--accent:#3f7ce0;--accent-text:#fff;--checker-a:#202124;--checker-b:#1a1b1e;--warning-text:#e8bd6d;--warning-icon:#e0a63c;--warning-bg:#e0a83c1f;--warning-border:#e0a83c52;--error:#e0392c;--hover-wash:#ffffff12;--accent-wash:#3f7ce01a;--thumb-ink:#c9ccd2;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font:14px/1.4 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}:root[data-theme=light]{--bg:#f4f5f6;--bg-elevated:#fff;--bg-sunken:#eceef0;--text:#1b1c1f;--text-dim:#63656d;--border:#d5d7db;--accent:#2f6fe0;--accent-text:#fff;--checker-a:#eeeff1;--checker-b:#e4e5e8;--warning-text:#7a5205;--warning-icon:#b07d16;--warning-bg:#e0a83c2e;--warning-border:#b07d1661;--error:#c0281c;--hover-wash:#0000000f;--accent-wash:#2f6fe017;--thumb-ink:#4a4c54;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{overflow:hidden}button{font:inherit;color:inherit}input[type=range]{appearance:none;cursor:pointer;background:0 0;width:100%;height:30px}input[type=range]::-webkit-slider-runnable-track{background:var(--border);border-radius:999px;height:6px}input[type=range]::-moz-range-track{background:var(--border);border-radius:999px;height:6px}input[type=range]::-moz-range-progress{background:var(--accent);border-radius:999px;height:6px}input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--accent);border:3px solid var(--accent-text);border-radius:50%;width:24px;height:24px;margin-top:-9px;box-shadow:0 1px 3px #0006}input[type=range]::-moz-range-thumb{background:var(--accent);border:3px solid var(--accent-text);border-radius:50%;width:24px;height:24px;box-shadow:0 1px 3px #0006}.app{flex-direction:column;height:100%;display:flex}.app-header{border-bottom:1px solid var(--border);background:var(--bg-elevated);flex:none;justify-content:space-between;align-items:center;gap:16px;padding:14px 20px;display:flex}.app-brand{align-items:center;gap:12px;min-width:0;display:flex}.app-logo{width:30px;height:30px;color:var(--accent);flex:none}.app-titles{min-width:0}.app-title{letter-spacing:.01em;color:var(--text);margin:0;font-size:17px;font-weight:650;line-height:1.15}.app-tagline{color:var(--text-dim);margin:2px 0 0;font-size:12.5px;line-height:1.2}.app-header-actions{flex:none;align-items:center;gap:14px;display:flex}.app-nav-link{color:var(--text-dim);font-size:14px;font-weight:500;text-decoration:none;transition:color .15s}.app-nav-link:hover{color:var(--text)}.feedback-btn{cursor:pointer;border:1px solid var(--border);background:var(--bg-sunken);color:var(--text);border-radius:7px;flex:none;align-items:center;gap:6px;padding:8px 14px;font-size:13px;font-weight:500;transition:border-color .15s,background .15s;display:inline-flex}.feedback-btn:hover{border-color:var(--accent);background:var(--bg-elevated)}.feedback-btn svg{width:15px;height:15px}.theme-switch{cursor:pointer;border:1px solid var(--border);background:var(--bg-sunken);border-radius:999px;flex:none;width:64px;height:36px;padding:4px;display:flex;position:relative}.theme-switch-knob{background:var(--accent);border-radius:999px;width:26px;height:26px;transition:transform .26s cubic-bezier(.4,0,.2,1);position:absolute;top:4px;left:4px}.theme-switch--dark .theme-switch-knob{transform:translate(28px)}.theme-switch-icon{z-index:1;color:var(--text-dim);flex:1 1 0;place-items:center;transition:color .26s cubic-bezier(.4,0,.2,1);display:grid;position:relative}.theme-switch:not(.theme-switch--dark) .theme-switch-icon--sun,.theme-switch--dark .theme-switch-icon--moon{color:var(--accent-text)}.theme-switch-icon svg{width:15px;height:15px}@media (prefers-reduced-motion:reduce){.theme-switch-knob,.theme-switch-icon{transition:none}}@media (width<=480px){.app-tagline{display:none}}.app-body{flex:auto;min-height:0;display:flex}.stage-frame{background-color:var(--checker-a);background-image:linear-gradient(45deg, var(--checker-b) 25%, transparent 25%), linear-gradient(-45deg, var(--checker-b) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--checker-b) 75%), linear-gradient(-45deg, transparent 75%, var(--checker-b) 75%);background-position:0 0,0 12px,12px -12px,-12px 0;background-size:24px 24px;flex:auto;justify-content:center;align-items:center;min-width:0;padding:24px;transition:padding .32s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden}.stage-frame--cropping{padding:48px 40px 72px}.stage-img{width:auto;max-width:100%;height:auto;max-height:100%;display:block}.overlay-stack{pointer-events:none;position:absolute}.overlay-svg{display:block;position:absolute;inset:0;overflow:hidden}.stage-status{color:var(--text-dim);font-size:14px}.dropzone-area{flex:auto;justify-content:center;align-self:stretch;align-items:center;display:flex}.dropzone{cursor:pointer;border:2px dashed var(--border);text-align:center;max-width:500px;color:var(--text-dim);background:var(--bg-elevated);border-radius:14px;padding:68px 52px;transition:border-color .15s,color .15s,background .15s}.dropzone-icon{width:46px;height:46px;color:var(--text-dim);margin:0 auto 20px;transition:color .15s;display:block}.dropzone-area--active .dropzone-icon{color:var(--accent)}.dropzone-meta{border-top:1px solid var(--border);margin:20px 0 0;padding-top:16px;font-size:12.5px;line-height:1.5}.stage-intro{flex-direction:column;flex:auto;justify-content:center;align-self:stretch;align-items:center;gap:14px;display:flex}.stage-intro-error{text-align:center;max-width:440px}.dropzone:hover{border-color:var(--accent)}.dropzone-area--active .dropzone{border-color:var(--accent);background:linear-gradient(#4d8dff1f, #4d8dff1f), var(--bg-elevated);color:var(--text)}.dropzone-title{color:var(--text);margin:0 0 6px;font-size:21px;font-weight:600}.dropzone-subtitle{margin:7px 0 0;font-size:14px}.dropzone-actions{justify-content:center;gap:8px;margin:22px 0 0;display:flex}.dropzone-btn{cursor:pointer;border:1px solid var(--border);background:var(--bg-sunken);min-width:108px;color:var(--text);border-radius:7px;justify-content:center;align-items:center;gap:7px;padding:9px 18px;font-size:13.5px;font-weight:500;transition:border-color .15s,filter .15s;display:inline-flex}.dropzone-btn:hover{border-color:var(--accent)}.dropzone-btn--primary{border-color:var(--accent);background:var(--accent);color:var(--accent-text)}.dropzone-btn--primary:hover{filter:brightness(1.08)}.dropzone-kbd{border:1px solid var(--border);background:var(--bg);color:var(--text-dim);font:inherit;border-radius:4px;padding:1px 5px;font-size:11.5px}.dropzone-hint{color:var(--warning-text);margin:12px 0 0;font-size:12.5px;line-height:1.4}.image-actions{gap:6px;display:flex}.image-action-btn{cursor:pointer;flex:1 1 0;justify-content:center;align-items:center;gap:6px;min-height:36px;display:inline-flex}.image-action-btn:disabled{opacity:.4;cursor:not-allowed}.image-action-btn:hover:not(:disabled){border-color:var(--accent)}.image-action-btn--active{border-color:var(--accent);background:var(--accent-wash)}.image-action-btn svg{flex:none;width:15px;height:15px}.image-action-btn--icon{flex:none;width:36px;padding:0}.image-action-btn--icon:hover:not(:disabled){border-color:var(--error);color:var(--error)}.control-panel{border-left:1px solid var(--border);background:var(--bg-elevated);flex-direction:column;flex:0 0 300px;gap:20px;width:300px;padding:16px;display:flex;overflow-y:auto}.control-section--footer{margin-top:auto}.control-section{flex-direction:column;gap:10px;display:flex}.control-section-title{text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin:0;font-size:11px;font-weight:600}.control-hint{color:var(--text-dim);margin:0;font-size:12.5px}.control-error{color:var(--error);margin:0;font-size:12.5px}.callout-notice{color:var(--warning-text);background:var(--warning-bg);border:1px solid var(--warning-border);border-radius:7px;align-items:flex-start;gap:8px;margin:0;padding:8px 10px;font-size:12.5px;line-height:1.35;display:flex}.callout-notice-icon{width:15px;height:15px;color:var(--warning-icon);flex:none;margin-top:.5px}.crop-notice{z-index:6;color:#f4d089;pointer-events:none;background:#261c08eb;border:1px solid #e0a83c80;border-radius:999px;align-items:center;gap:7px;max-width:calc(100% - 32px);padding:8px 14px;font-size:12.5px;font-weight:500;display:flex;position:absolute;top:14px;left:50%;transform:translate(-50%);box-shadow:0 4px 16px #00000073}.crop-notice .callout-notice-icon{color:#e6ad46;margin-top:0}.overlay-cards{flex-direction:column;gap:6px;margin-top:8px;display:flex}.overlay-card{border:1px solid var(--border);background:var(--bg-sunken);border-radius:8px;overflow:hidden}.overlay-card-header{align-items:center;gap:8px;padding-right:6px;display:flex}.overlay-card-toggle{cursor:pointer;min-width:0;color:var(--text);text-align:left;background:0 0;border:none;flex:auto;align-items:center;gap:8px;padding:11px 4px 11px 11px;font-size:14px;font-weight:600;display:flex}.overlay-card-toggle:hover{color:var(--text)}.overlay-card-chevron{width:13px;height:13px;color:var(--text-dim);flex:none;transition:transform .15s}.overlay-card-chevron--open{transform:rotate(90deg)}.overlay-card-title{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.overlay-card-dot{border:1px solid var(--border);border-radius:50%;flex:none;width:11px;height:11px}.overlay-card-remove{cursor:pointer;width:30px;height:30px;color:var(--text-dim);background:0 0;border:none;border-radius:6px;flex:none;justify-content:center;align-items:center;padding:0;display:inline-flex}.overlay-card-remove svg{width:15px;height:15px}.overlay-card-remove:hover{background:var(--hover-wash);color:var(--error)}.overlay-picker{flex-direction:column;display:flex}.overlay-add-btn{text-align:left;cursor:pointer;border:1px solid var(--accent);background:var(--accent);width:100%;min-height:40px;color:var(--accent-text);border-radius:8px;justify-content:space-between;align-items:center;gap:7px;padding:9px;font-size:14px;font-weight:600;display:flex}.overlay-add-btn svg{width:15px;height:15px}.overlay-add-btn:hover:not(:disabled){filter:brightness(1.08)}.overlay-add-btn:disabled{opacity:.45;cursor:not-allowed}.overlay-picker-collapse{grid-template-rows:0fr;transition:grid-template-rows .26s cubic-bezier(.4,0,.2,1);display:grid}.overlay-picker-collapse--open{grid-template-rows:1fr}.overlay-picker-panel{border:1px solid var(--border);background:var(--bg-sunken);overscroll-behavior:contain;border-radius:8px;min-height:0;max-height:min(55vh,440px);margin-top:6px;padding:10px;overflow-y:auto}.overlay-picker-collapse:not(.overlay-picker-collapse--open) .overlay-picker-panel{border-width:0;margin-top:0;padding-top:0;padding-bottom:0}@media (prefers-reduced-motion:reduce){.overlay-picker-collapse{transition:none}}.overlay-add-btn--open{filter:brightness(.86)}.overlay-add-btn--open .overlay-add-icon{transform:rotate(45deg)}.overlay-add-icon{flex:none;width:17px;height:17px;transition:transform .22s cubic-bezier(.4,0,.2,1)}@media (prefers-reduced-motion:reduce){.overlay-add-icon{transition:none}}.picker-note{margin:0 0 6px;line-height:1.35}.picker-row{cursor:pointer;width:100%;color:var(--text);text-align:left;background:0 0;border:1px solid #0000;border-radius:7px;align-items:stretch;gap:10px;padding:7px;display:flex}.picker-row:hover:not(:disabled){border-color:var(--accent);background:var(--accent-wash)}.picker-row:disabled{opacity:.4;cursor:not-allowed}.picker-thumb{color:var(--thumb-ink);border:1px solid var(--border);background:var(--bg);border-radius:4px;flex:none;align-self:stretch;width:64px;position:relative;overflow:hidden}.picker-thumb-inner{position:absolute;inset:2px}.picker-row-text{flex-direction:column;flex:auto;justify-content:center;gap:2px;min-width:0;display:flex}.picker-row-label{align-items:center;gap:6px;font-size:13.5px;font-weight:600;display:flex}.picker-row-desc{color:var(--text-dim);font-size:12px;line-height:1.35}.overlay-controls{border-top:1px solid var(--border);flex-direction:column;gap:12px;padding:12px 13px 14px;display:flex}.ctrl-group{flex-direction:column;gap:7px;display:flex}.ctrl-group-label{text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);font-size:11px;font-weight:600}.ctrl-group-buttons{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.ctrl-btn{cursor:pointer;border:1px solid var(--border);background:var(--bg-elevated);min-height:40px;color:var(--text);border-radius:8px;justify-content:center;align-items:center;padding:0 14px;font-size:13px;line-height:1;display:inline-flex}.ctrl-btn:hover{border-color:var(--accent)}.ctrl-btn--active{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.multiplicity-group,.value-mode-group{gap:6px;display:flex}.value-mode-group .ctrl-btn{flex:1 1 0;padding:0 8px}.swatch-group{gap:12px;display:flex}.swatch{cursor:pointer;border:1px solid var(--border);border-radius:50%;width:32px;height:32px;padding:0}.swatch--active{outline:2px solid var(--accent);outline-offset:2px}.overlay-controls-sliders{flex-direction:column;align-items:stretch;gap:10px;display:flex}.slider-label{color:var(--text-dim);align-items:center;gap:10px;font-size:13px;display:flex}.slider-label-text{flex:none;min-width:64px}.slider-label input[type=range]{flex:1}.btn-reset{cursor:pointer;border:1px solid var(--border);background:var(--bg-sunken);width:100%;color:var(--text);border-radius:6px;padding:8px;font-size:12.5px}.btn-reset:hover:not(:disabled){border-color:var(--accent)}.btn-reset:disabled{opacity:.4;cursor:not-allowed}.export-controls{flex-direction:column;gap:6px;display:flex}.export-btn{text-align:center;flex:none;width:100%}.export-btn:disabled{opacity:.4;cursor:not-allowed}.export-btn:disabled:hover{border-color:var(--border)}.crop-controls{gap:6px;display:flex}.btn-primary,.btn-secondary{cursor:pointer;border:1px solid var(--border);border-radius:6px;flex:auto;padding:8px;font-size:12.5px}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.btn-primary:hover:not(:disabled){filter:brightness(1.08)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-sunken);color:var(--text)}.btn-secondary:hover{border-color:var(--accent)}.crop-viewport{position:relative;overflow:hidden;box-shadow:0 4px 24px #0006}.crop-viewport-img{max-width:none;max-height:none;box-shadow:none;position:absolute}.crop-editor{position:absolute}.crop-mask{pointer-events:none;background:#0009;position:absolute}.crop-rect{outline:1px solid var(--accent);cursor:move;touch-action:none;position:absolute}.crop-rect-preview{pointer-events:none;opacity:.6;position:absolute;inset:0}.crop-handle{background:var(--accent);border:2px solid var(--accent-text);touch-action:none;border-radius:50%;width:20px;height:20px;position:absolute;box-shadow:0 1px 3px #0006}.crop-handle:before{content:"";position:absolute;inset:-10px}.crop-handle--nw{cursor:nwse-resize;top:-10px;left:-10px}.crop-handle--ne{cursor:nesw-resize;top:-10px;right:-10px}.crop-handle--se{cursor:nwse-resize;bottom:-10px;right:-10px}.crop-handle--sw{cursor:nesw-resize;bottom:-10px;left:-10px}.crop-handle--n,.crop-handle--s{cursor:ns-resize;border-radius:999px;width:34px;height:12px;left:50%;transform:translate(-50%)}.crop-handle--n{top:-6px}.crop-handle--s{bottom:-6px}.crop-handle--w,.crop-handle--e{cursor:ew-resize;border-radius:999px;width:12px;height:34px;top:50%;transform:translateY(-50%)}.crop-handle--w{left:-6px}.crop-handle--e{right:-6px}.modal-backdrop{z-index:100;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0000008c;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:12px;width:100%;max-width:440px;padding:20px;box-shadow:0 12px 40px #00000080}.modal-header{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.modal-title{color:var(--text);margin:0;font-size:16px;font-weight:600}.modal-close{cursor:pointer;color:var(--text-dim);background:0 0;border:none;padding:0 4px;font-size:22px;line-height:1}.modal-close:hover{color:var(--text)}.modal-subtitle{color:var(--text-dim);margin:0 0 12px;font-size:12.5px}.feedback-form{flex-direction:column;gap:10px;display:flex}.feedback-textarea,.feedback-email{border:1px solid var(--border);background:var(--bg-sunken);width:100%;color:var(--text);font:inherit;border-radius:8px;padding:10px 12px}.feedback-textarea{resize:vertical;min-height:96px;font-size:13.5px}.feedback-email{font-size:13px}.feedback-textarea:focus,.feedback-email:focus{border-color:var(--accent);outline:none}.feedback-textarea::placeholder,.feedback-email::placeholder{color:var(--text-dim)}.feedback-honeypot{opacity:0;width:1px;height:1px;position:absolute;left:-9999px}.feedback-actions{justify-content:flex-end;gap:8px;margin-top:2px;display:flex}.feedback-actions .btn-primary,.feedback-actions .btn-secondary{flex:none;min-width:84px}.feedback-success{flex-direction:column;align-items:flex-start;gap:14px;padding:8px 0 2px;display:flex}.feedback-success p{color:var(--text);margin:0;font-size:14px}.feedback-success .btn-primary{flex:none;min-width:84px}@media (width<=720px){.app-body{flex-direction:column}.control-panel{border-left:none;border-top:1px solid var(--border);flex:none;width:100%;max-height:45%}.stage-frame{flex:auto;min-height:0}}