:root{--font-ui: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;--font-display: "Gill Sans", "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;--bg: #f0f5fb;--surface: #ffffff;--surface-2: #f6f9ff;--surface-3: #eaf1fb;--text: #0f172a;--muted: #4f5f79;--border: #d6e2f0;--border-strong: #bfd1e6;--primary: #2563eb;--primary-strong: #1e3a8a;--good: #0d9488;--danger: #dc2626;--shadow-sm: 0 2px 4px rgba(15, 23, 42, .06);--shadow: 0 12px 28px rgba(15, 23, 42, .1);--shadow-lg: 0 24px 52px rgba(15, 23, 42, .18);--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--focus-ring: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);--topbar-height: 68px;--ease: .22s cubic-bezier(.22, 1, .36, 1)}body.dark{--bg: #091120;--surface: #101a2d;--surface-2: #16263e;--surface-3: #213757;--text: #e2e8f0;--muted: #99acc7;--border: #2a3d5c;--border-strong: #3f5a82;--primary: #60a5fa;--primary-strong: #3b82f6;--good: #2dd4bf;--danger: #fb7185;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .28);--shadow: 0 12px 30px rgba(1, 6, 16, .45);--shadow-lg: 0 24px 52px rgba(1, 6, 16, .6)}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}html,body{height:100%;overflow:hidden;background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent}body.modal-open{overscroll-behavior:contain}.app{height:100%;display:grid;grid-template-rows:64px 1fr auto;position:relative}.topbar{border-bottom:1px solid var(--border);background:var(--surface);display:flex;align-items:center;justify-content:space-between;padding:0 14px;gap:10px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:10px;min-width:0;text-decoration:none;color:inherit}.brand img{width:34px;height:34px;border-radius:8px;border:1px solid var(--border);background:#fff;padding:3px}.brand 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var(--border);background:var(--surface);color:var(--text);border-radius:999px;min-height:28px;cursor:pointer;font-size:.72rem;font-weight:700;line-height:1}.mini-icon-btn{width:28px;display:inline-flex;align-items:center;justify-content:center;font-size:1rem;padding:0}.mini-hide-btn{padding:0 10px;display:inline-flex;align-items:center;justify-content:center}.thumbs{padding:10px;overflow:auto;display:grid;gap:8px;align-content:start}.thumb{display:grid;grid-template-columns:52px 1fr auto;align-items:center;gap:10px;padding:7px;border:1px solid transparent;border-radius:10px;cursor:pointer;background:var(--surface-2);min-width:0}.thumb:hover{border-color:color-mix(in srgb,var(--primary) 40%,transparent)}.thumb.active{border-color:var(--primary);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--primary) 50%,transparent)}.thumb img{width:52px;height:52px;border-radius:8px;-o-object-fit:cover;object-fit:cover;border:1px solid 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.crop-cancel{display:inline-flex}.toolbar .group{display:flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:10px;padding:4px 6px;background:var(--surface-2);flex:0 0 auto}.section-nav{position:sticky;top:0;z-index:2;display:flex;flex-wrap:wrap;gap:8px;padding:6px 0 12px;margin-bottom:6px;background:color-mix(in srgb,var(--surface) 92%,transparent);border-bottom:1px solid var(--border)}.workflow-shortcuts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:2px 0;margin-bottom:2px}.workflow-shortcuts .btn{min-height:32px;font-size:.76rem;padding:6px 8px;justify-content:center;font-weight:700}.advanced-options-drawer{border:1px solid var(--border);border-radius:10px;background:color-mix(in srgb,var(--surface) 90%,transparent);padding:8px;display:grid;gap:8px}.advanced-options-drawer>summary{list-style:none;cursor:pointer;color:var(--muted);font-size:.73rem;font-weight:700;letter-spacing:.35px;text-transform:uppercase;display:inline-flex;align-items:center;gap:8px;-webkit-user-select:none;-moz-user-select:none;user-select:none}.advanced-options-drawer>summary::-webkit-details-marker{display:none}.advanced-options-drawer>summary:before{content:"▸";color:var(--primary);font-size:.8rem;transition:transform .16s ease;display:inline-block}.advanced-options-drawer[open]>summary:before{transform:rotate(90deg)}.advanced-options-content{display:grid;gap:8px}.section-link{font-size:.78rem;color:var(--muted);text-decoration:none;padding:6px 10px;border-radius:999px;border:1px solid transparent;background:color-mix(in srgb,var(--surface-2) 85%,transparent)}.section-link:hover{color:var(--text);border-color:var(--border)}.toolbar .group select{min-width:92px;font-size:.74rem;padding:6px 8px}.toolbar #undoBtn,.toolbar #redoBtn{display:inline-flex}.toolbar .tool-btn[data-tool=pen],.toolbar .tool-btn[data-tool=highlighter]{width:34px;justify-content:center;padding:6px 0;font-size:.95rem}.toolbar .tool-btn[data-tool=pen]{transform:scaleX(-1)}.app.draw-tool-idle #sizeGroup,.app.draw-tool-idle #opacityGroup,.app.draw-tool-idle #colorGroup,.app.draw-tool-blur #colorGroup,#cropOptionsGroup{display:none}.app.crop-tool-active #cropOptionsGroup{display:inline-flex}.app.crop-tool-active .tool-btn[data-tool=pen],.app.crop-tool-active .tool-btn[data-tool=highlighter],.app.crop-tool-active .tool-btn[data-tool=blur],.app.crop-tool-active .tool-btn[data-tool=crop],.app.crop-tool-active #sizeGroup,.app.crop-tool-active #opacityGroup,.app.crop-tool-active #colorGroup{display:none}.toolbar label{font-size:.72rem;color:var(--muted);white-space:nowrap}.toolbar input[type=range]{width:95px}.canvas-zone{position:relative;overflow:auto;background:radial-gradient(circle at 1px 1px,color-mix(in 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10%,var(--surface))}#floatingUndoBtn:disabled,#floatingRedoBtn:disabled{color:var(--muted);border-color:var(--border);background:var(--surface)}.zoom-controls{position:absolute;top:12px;left:12px;z-index:7;display:inline-flex;align-items:center;gap:6px;padding:6px;border:1px solid var(--border-strong);border-radius:999px;background:color-mix(in srgb,var(--surface) 90%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:var(--shadow-sm)}.history-fab{position:absolute;top:12px;right:12px;z-index:8;display:inline-flex;align-items:center;gap:6px;padding:6px;border:1px solid var(--border-strong);border-radius:999px;background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:var(--shadow-sm)}.compare-tools{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:8;display:inline-flex;align-items:center;gap:6px;padding:6px;border:1px solid var(--border-strong);border-radius:999px;background:color-mix(in srgb,var(--surface) 88%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:var(--shadow-sm)}.compare-hold-btn,.compare-toggle-btn{border:1px solid var(--border-strong);background:color-mix(in srgb,var(--surface) 92%,transparent);color:var(--muted);border-radius:999px;min-height:28px;padding:0 12px;font-size:.72rem;font-weight:700;letter-spacing:.2px;cursor:pointer;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);transition:background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);-moz-user-select:none;user-select:none;-webkit-user-select:none;touch-action:none;-webkit-tap-highlight-color:transparent}.compare-hold-btn:hover,.compare-toggle-btn:hover{border-color:color-mix(in srgb,var(--primary) 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10px;font-size:.73rem;font-weight:700;cursor:pointer}.empty{width:min(760px,100%);padding:16px;z-index:1}.empty-hero{position:relative;overflow:hidden;text-align:center;color:var(--muted);border:1px solid var(--border);border-radius:18px;background:radial-gradient(circle at top left,color-mix(in srgb,var(--primary) 14%,transparent),transparent 45%),radial-gradient(circle at bottom right,color-mix(in srgb,var(--good) 10%,transparent),transparent 50%),color-mix(in srgb,var(--surface) 94%,transparent);box-shadow:0 24px 48px #0f172a1f;padding:26px 18px 16px;display:grid;gap:12px}.empty-orb{position:absolute;width:160px;height:160px;border-radius:999px;filter:blur(28px);opacity:.2;pointer-events:none;animation:float-orb 8s ease-in-out infinite}.empty-orb-1{top:-70px;left:-50px;background:color-mix(in srgb,var(--primary) 70%,transparent)}.empty-orb-2{right:-60px;bottom:-80px;background:color-mix(in srgb,var(--good) 70%,transparent);animation-delay:1.5s}.empty-hero h3{position:relative;font-size:1.38rem;letter-spacing:.2px;color:var(--text)}.empty-hero p{position:relative;max-width:60ch;margin:0 auto;line-height:1.5;font-size:.86rem}.empty-actions{position:relative;display:flex;justify-content:center;flex-wrap:wrap;gap:8px}.app.empty-launch .left-panel,.app.empty-launch .right-panel,.app.empty-launch .app-footer,.app.empty-launch .floating-dock,.app.empty-launch .mobile-action-header{filter:blur(4px);opacity:.72;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;transition:filter .2s ease,opacity .2s ease}.app.empty-launch{grid-template-rows:var(--topbar-height) 1fr}.app.empty-launch .layout{grid-template-columns:1fr;grid-template-rows:1fr;padding:10px}.app.empty-launch .left-panel,.app.empty-launch .right-panel,.app.empty-launch .app-footer,.app.empty-launch .floating-dock,.app.empty-launch .mobile-action-header{display:none}.app.empty-launch .workspace{grid-column:1 / -1;grid-row:1;min-height:0}.app.empty-launch .workspace .canvas-zone{height:100%;min-height:0;padding:24px}.app.empty-launch .zoom-controls,.app.empty-launch .history-fab,.app.empty-launch #liveImageInfo{display:none}.app.empty-launch .show-controls-btn{display:none!important}.app.empty-launch .topbar{filter:none;opacity:1}.app.empty-launch .workspace .toolbar{opacity:0;pointer-events:none}.app.empty-launch .canvas-zone:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#0f172a42;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);pointer-events:none;z-index:1}.app.empty-launch .empty{width:min(1140px,100%);position:relative;z-index:3}.empty-drop-hint{position:relative;font-size:.76rem;color:var(--muted)}.canvas-zone.drag-over .empty-hero{border-color:color-mix(in srgb,var(--primary) 64%,var(--border));box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 22%,transparent),0 24px 48px #0f172a24}@keyframes float-orb{0%{transform:translateY(0)}50%{transform:translateY(12px)}to{transform:translateY(0)}}@media(max-width:900px){.app.empty-launch .left-panel,.app.empty-launch .right-panel,.app.empty-launch .app-footer,.app.empty-launch .floating-dock,.app.empty-launch .mobile-action-header{filter:blur(2px);opacity:.78}.app.empty-launch .topbar{filter:none;opacity:1}.app.empty-launch .canvas-zone:after{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.app.empty-launch .layout{padding:6px}.app.empty-launch .workspace .canvas-zone{padding:10px}}.crop-tip{position:absolute;top:14px;left:50%;transform:translate(-50%);background:color-mix(in srgb,var(--surface) 88%,transparent);border:1px solid var(--border);border-radius:999px;font-size:.75rem;padding:6px 10px;display:none;z-index:2;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.live-info{position:absolute;top:56px;right:12px;font-size:.72rem;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:6px 10px;background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:2;pointer-events:none}.large-image-badge{position:absolute;left:50%;top:14px;transform:translate(-50%);z-index:6;padding:7px 12px;border-radius:999px;border:1px solid color-mix(in srgb,var(--warning) 42%,var(--border));background:color-mix(in srgb,var(--surface) 92%,transparent);color:color-mix(in srgb,var(--warning) 76%,var(--text));box-shadow:var(--shadow-sm);font-size:.72rem;font-weight:700;letter-spacing:.2px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);white-space:nowrap;max-width:min(96%,520px);overflow:hidden;text-overflow:ellipsis;pointer-events:none}.text-quick-editor{position:absolute;z-index:18;display:none;flex-direction:column;gap:6px;min-width:240px;max-width:min(420px,calc(100% - 16px));border:1px solid color-mix(in srgb,var(--primary) 45%,var(--border));border-radius:12px;background:color-mix(in srgb,var(--surface) 96%,transparent);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:8px}.text-quick-editor.active{display:flex}.text-quick-row{display:grid;grid-template-columns:1fr auto auto;gap:6px;align-items:center}#textQuickInput{min-width:0;width:100%;font-size:.82rem;padding:8px 10px}#textQuickApplyBtn{padding:7px 10px;min-width:62px;font-size:.78rem}#textQuickCloseBtn{width:30px;height:30px;border-radius:999px;padding:0;font-size:1rem;line-height:1;display:inline-flex;align-items:center;justify-content:center}.text-quick-size-lock{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:.74rem;font-weight:600;-webkit-user-select:none;-moz-user-select:none;user-select:none}.controls{padding:10px;overflow:auto;display:grid;gap:12px;align-content:start}#textSection input[type=color]{width:100%;height:36px;border:1px solid var(--border);border-radius:9px;background:var(--surface);padding:3px;cursor:pointer}#textSection #startAddTextBtn.active{border-color:color-mix(in srgb,var(--primary) 58%,var(--border));box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 18%,transparent);background:color-mix(in srgb,var(--primary) 10%,var(--surface))}#addTextHint{border:1px dashed var(--border);border-radius:9px;padding:8px;background:color-mix(in srgb,var(--surface) 84%,transparent)}.fieldset{border:1px solid var(--border);border-radius:10px;padding:9px;background:var(--surface-2);display:grid;gap:8px}.legend-toggle{width:100%;border:none;background:transparent;padding:0;margin:0;display:flex;align-items:center;justify-content:space-between;gap:10px;cursor:pointer;text-align:left}.legend-toggle-icon{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;border:1px solid var(--border);color:var(--muted);font-size:.85rem;font-weight:700;flex:0 0 auto;background:color-mix(in srgb,var(--surface) 88%,transparent)}.legend-toggle:focus-visible{outline:none;box-shadow:0 0 0 2px color-mix(in srgb,var(--primary) 18%,transparent);border-radius:8px}.fieldset-body{display:grid;gap:8px}.fieldset.is-collapsed .fieldset-body,.basic-only{display:none}.simple-hint{font-size:.75rem;color:var(--muted);line-height:1.45}#detectedTextField,#replaceTextField,#applyTextReplaceBtn,#smartTextAutoSizeLabel{display:none}.legend{font-size:.75rem;color:var(--muted);letter-spacing:.35px;text-transform:uppercase;font-weight:700}.row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.field{display:grid;gap:4px;min-width:0}.field label{font-size:.74rem;color:var(--muted)}.adjustment-stack-list{border:1px solid var(--border);border-radius:10px;background:color-mix(in srgb,var(--surface) 88%,transparent);max-height:168px;overflow:auto;padding:6px;display:grid;gap:6px}.adjustment-stack-item{border:1px solid var(--border);border-radius:8px;background:var(--surface);padding:6px 8px;display:grid;gap:4px;cursor:pointer}.adjustment-stack-item.active{border-color:color-mix(in 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