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var(--ease-out);box-shadow:var(--shadow-sm),0 0 0 0 var(--accent-glow);position:relative;overflow:hidden}.connect-tip{position:relative;display:inline-flex}.connect-tip:after{content:attr(data-bubble);position:absolute;top:calc(100% + 11px);right:0;z-index:200;width:max-content;max-width:min(24rem,84vw);white-space:normal;text-align:left;padding:var(--space-sm) var(--space-md);background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border-medium);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-size:var(--font-size-md);font-weight:400;line-height:1.5;opacity:0;visibility:hidden;transform:translateY(-4px);transition:opacity var(--duration-fast) var(--ease-out),transform var(--duration-fast) var(--ease-out),visibility var(--duration-fast) var(--ease-out);pointer-events:none}.connect-tip:before{content:"";position:absolute;top:calc(100% + 6px);right:20px;z-index:201;width:11px;height:11px;background:var(--bg-elevated);border-left:1px solid var(--border-medium);border-top:1px solid var(--border-medium);transform:rotate(45deg);opacity:0;visibility:hidden;transition:opacity var(--duration-fast) var(--ease-out),visibility var(--duration-fast) var(--ease-out);pointer-events:none}.connect-tip:hover:after,.connect-tip:focus-within:after{opacity:1;visibility:visible;transform:translateY(0)}.connect-tip:hover:before,.connect-tip:focus-within:before{opacity:1;visibility:visible}.connect-tip:has(.btn-connect.connected):after,.connect-tip:has(.btn-connect.connected):before{content:none}.btn-connect:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#fff0;transition:background var(--duration-fast)}.btn-connect:hover:before{background:#ffffff1f}.btn-connect:hover{box-shadow:var(--shadow-md),var(--shadow-glow);filter:brightness(1.12)}.btn-connect:active{filter:brightness(.9);box-shadow:var(--shadow-sm)}.btn-connect.connected{background:var(--success-bg);color:var(--success);border:1px solid hsla(152 60% 48% / .3)}.btn-connect .dot{width:8px;height:8px;border-radius:50%;background:currentColor;flex-shrink:0}.btn-connect.connected .dot{animation:pulse-dot 2s ease-in-out infinite}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.btn-connect .ble-icon{width:16px;height:16px}.app-main{flex:1;display:grid;grid-template-columns:1fr;gap:var(--space-lg);padding:var(--space-lg);width:100%;box-sizing:border-box}@media (min-width: 960px){.app-main{grid-template-columns:1fr 22.5rem;grid-template-rows:auto 1fr}.section-upload{grid-column:1;grid-row:1 / -1;min-width:0}.section-device{grid-column:2;grid-row:1}.section-gallery{grid-column:2;grid-row:2}}.section-gallery .card-header .btn-icon{width:32px;height:32px}.card{position:relative;background:var(--bg-card);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-lg);transition:border-color 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svg{transform:rotate(180deg)}.card-title{font-family:var(--font-display);font-size:var(--font-size-md);font-weight:600;color:var(--text-primary);display:flex;align-items:center;gap:var(--space-sm)}.card-title svg{width:18px;height:18px;color:var(--accent)}.drop-zone{position:relative;overflow:hidden;display:flex;border:2px dashed var(--border-medium);border-radius:var(--radius-lg);padding:var(--space-lg);cursor:pointer;background:transparent;transition:border-color var(--duration-normal) var(--ease-out),background var(--duration-normal) var(--ease-out),box-shadow var(--duration-normal) var(--ease-out),transform var(--duration-normal) var(--ease-out),padding var(--duration-normal) var(--ease-out)}.drop-zone:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--dither-dots) 0 0 / var(--dither-size);opacity:.04;pointer-events:none;transition:opacity var(--duration-normal) var(--ease-out)}.drop-zone:hover,.drop-zone.dragover{border-color:var(--accent);background:var(--bg-drop);box-shadow:inset 0 0 40px #f49d250d}.drop-zone:hover:before,.drop-zone.dragover:before{opacity:.08}.drop-zone.dragover{transform:scale(1.01)}.drop-zone input[type=file]{display:none}.drop-zone-empty{position:relative;display:flex;align-items:center;gap:var(--space-lg);width:100%}.drop-zone-copy{display:flex;flex-direction:column;gap:var(--space-xs);min-width:0}.drop-zone-text{font-size:var(--font-size-md);color:var(--text-secondary)}.drop-zone-text strong{color:var(--text-primary)}.drop-zone:hover .drop-zone-text strong,.drop-zone.dragover .drop-zone-text strong{color:var(--accent)}.palette-legend{display:flex;align-items:center;gap:var(--space-xs);font-size:var(--font-size-xs);color:var(--text-muted)}.palette-legend-dots{display:inline-flex;gap:3px;flex-shrink:0}.palette-legend-dots i{width:.5rem;height:.5rem;border-radius:var(--radius-full);box-shadow:inset 0 0 0 1px #ffffff24}.drop-zone-hint{font-size:var(--font-size-xs);color:var(--text-muted)}.eink-frame{flex-shrink:0;display:flex;flex-direction:column;align-items:center;width:clamp(86px,22vw,118px)}.eink-frame-panel{width:100%;aspect-ratio:4 / 3;padding:4px;border-radius:7px;background:linear-gradient(160deg,#e4e4e7,#b9b9c0);box-shadow:0 8px 18px #00000080,inset 0 1px #ffffffb3}.eink-frame-grain{position:relative;display:block;width:100%;height:100%;overflow:hidden;border-radius:2px;background:var(--dither-dots) 0 0 / 5px 5px,linear-gradient(135deg,#141414,#e23b2e 36%,#f5c518,#f4f3ee);box-shadow:inset 0 0 0 1px #0000004d}.eink-frame-grain:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(115deg,transparent 42%,hsla(0 0% 100% / .22) 50%,transparent 58%);transform:translate(-130%);animation:eink-sheen 6s var(--ease-out) infinite}@keyframes eink-sheen{0%,16%{transform:translate(-130%)}46%,to{transform:translate(130%)}}.eink-frame-stand{width:36%;height:5px;margin-top:5px;border-radius:0 0 3px 3px;background:linear-gradient(#a5a5ac,#5c5c66);box-shadow:0 3px 7px #00000073}.drop-zone-compact{display:none;align-items:center;gap:var(--space-sm);width:100%;font-size:var(--font-size-sm);color:var(--text-secondary)}.drop-zone-compact strong{color:var(--text-primary)}.drop-zone:hover .drop-zone-compact strong,.drop-zone.dragover .drop-zone-compact strong{color:var(--accent)}.drop-zone-icon{width:28px;height:28px;flex-shrink:0;color:var(--text-muted);transition:color var(--duration-normal) var(--ease-out)}.drop-zone:hover .drop-zone-icon,.drop-zone.dragover .drop-zone-icon{color:var(--accent)}.drop-zone.has-image{border-style:solid;border-color:var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-md)}.drop-zone.has-image:before{opacity:0}.drop-zone.has-image .drop-zone-empty{display:none}.drop-zone.has-image .drop-zone-compact{display:flex}.face-hint{display:flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);background:#26262b99;border:1px solid var(--border-subtle);font-size:var(--font-size-xs);color:var(--text-muted)}.face-hint[hidden]{display:none}.face-hint svg{flex-shrink:0;color:var(--text-muted)}.face-hint span{flex:1}.face-hint-url{font-family:monospace;font-size:.9em;color:var(--text-secondary);-webkit-user-select:all;user-select:all}.face-hint-copy{background:none;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;font-size:10px;padding:1px 5px;margin-left:2px;line-height:1.4;transition:color .15s,border-color .15s}.face-hint-copy:hover{color:var(--text-secondary);border-color:var(--border-medium)}.face-hint-dismiss{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:10px;padding:2px 4px;line-height:1;flex-shrink:0}.face-hint-dismiss:hover{color:var(--text-secondary)}.photo-tray{display:flex;flex-direction:column;gap:var(--space-sm);padding:var(--space-sm) 0;border-top:1px solid var(--border-subtle);margin-top:var(--space-sm)}.photo-tray[hidden]{display:none}.photo-tray-header{display:flex;align-items:center;gap:var(--space-sm)}.photo-tray-label{font-size:var(--font-size-xs);font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.photo-tray-count{font-size:var(--font-size-xs);color:var(--text-muted);flex:1}.tray-clear-btn{display:flex;align-items:center;gap:5px;padding:2px 7px 2px 5px;background:var(--error-bg);border:none;border-radius:var(--radius-sm);color:var(--error);font-size:var(--font-size-xs);cursor:pointer;transition:filter .15s;flex-shrink:0;white-space:nowrap}.tray-clear-btn svg{width:13px;height:13px;flex-shrink:0}.tray-clear-btn:hover{filter:brightness(1.2)}.photo-tray-scroll{display:flex;gap:var(--space-sm);overflow-x:auto;min-width:0;padding-bottom:4px;scrollbar-width:thin;scrollbar-color:var(--border-medium) transparent}.photo-card{flex-shrink:0;width:6.75rem;border-radius:var(--radius-md);border:2px solid var(--border-subtle);background:var(--bg-surface);cursor:pointer;overflow:hidden;position:relative;transition:border-color .15s}.photo-card:hover{border-color:var(--border-medium)}.photo-card.active{border-color:var(--accent)}.photo-card-thumb{width:100%;display:block;aspect-ratio:4 / 3;background:var(--bg-input)}.photo-card-name{display:block;font-size:.68rem;color:var(--text-secondary);padding:3px 6px 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minmax(0,1fr);gap:var(--space-lg);align-items:start}.controls-row{grid-column:1;grid-row:1}.editor-preview{grid-column:2;grid-row:1;position:sticky;top:calc(var(--header-h) + var(--space-md));align-self:start}}.bottom-controls{display:flex;flex-direction:column;gap:var(--space-md);margin-top:var(--space-lg);padding-top:var(--space-lg);border-top:1px solid var(--border-subtle)}.bottom-controls .control-group-flex{flex:1 1 12rem;min-width:11rem;max-width:22rem}.preview-canvases{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-md);align-items:start}.preview-panel{display:flex;flex-direction:column;gap:var(--space-xs)}.preview-panel-header{display:flex;align-items:center;justify-content:space-between}.preview-label{font-size:var(--font-size-xs);font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.zoom-controls{display:flex;align-items:center;gap:var(--space-xs)}.picture-controls-bar{display:flex;justify-content:center;margin-top:var(--space-md)}.image-toolbar{display:inline-flex;align-items:center;gap:var(--space-xs);background:var(--bg-elevated);border:1px solid var(--border-medium);border-radius:var(--radius-md);padding:6px 10px}.toolbar-group{display:flex;flex-direction:column;align-items:center;gap:4px}.toolbar-group-btns{display:flex;align-items:center;gap:2px}.toolbar-group-label{font-size:.6rem;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;line-height:1;-webkit-user-select:none;user-select:none}.toolbar-btn{display:flex;align-items:center;justify-content:center;width:2.125rem;height:2.125rem;border-radius:var(--radius-sm);background:none;border:none;cursor:pointer;color:var(--text-secondary);transition:background .15s,color .15s;flex-shrink:0}.toolbar-btn svg{width:1.0625rem;height:1.0625rem}.toolbar-btn:hover:not(:disabled){background:var(--bg-card-hover);color:var(--text-primary)}.toolbar-btn:active:not(:disabled){background:var(--bg-card-active)}.toolbar-btn:disabled{opacity:.28;cursor:not-allowed}.toolbar-btn-accent:not(:disabled){color:var(--accent);background:#f49d251a}.toolbar-btn-accent:hover:not(:disabled){background:#f49d252e!important;color:var(--accent-hover)!important}.toolbar-btn.scanning{color:var(--accent)}.toolbar-btn.scanning svg{animation:toolbar-spin 1s linear infinite}@keyframes toolbar-spin{to{transform:rotate(360deg)}}.toolbar-sep{width:1px;align-self:stretch;background:var(--border-subtle);margin:4px 2px;flex-shrink:0}.zoom-badge{font-size:var(--font-size-xs);font-weight:600;color:var(--text-muted);font-variant-numeric:tabular-nums;min-width:3.2ch;text-align:center;line-height:1;padding:0 2px}.preview-canvas-wrap{position:relative;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border-subtle);background:var(--bg-surface);width:100%;aspect-ratio:4 / 3}.preview-canvas-wrap canvas{width:100%;height:100%;display:block}#canvas-original{cursor:grab;touch-action:none}.palette-strip{display:flex;gap:0;border-radius:var(--radius-sm);overflow:hidden;height:12px;border:1px solid var(--border-subtle)}.palette-swatch{flex:1;height:100%}.palette-swatch+.palette-swatch{border-left:1px solid hsla(0 0% 100% / .1)}.controls-row{display:flex;flex-direction:column;gap:var(--space-md)}.control-group{display:flex;flex-direction:column;gap:var(--space-xs)}.control-label{font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary)}.control-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:var(--space-xs) var(--space-lg) var(--space-xs) var(--space-sm);font-size:var(--font-size-sm);font-family:inherit;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;transition:border-color var(--duration-fast)}.control-select:hover,.control-select:focus{border-color:var(--border-accent)}.algo-picker{width:100%;max-width:34rem;display:flex;flex-direction:column;gap:var(--space-md)}.algo-group{display:flex;flex-direction:column;gap:var(--space-xs)}.algo-group-label{font-size:var(--font-size-xs);font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em}.algo-btns{display:grid;grid-template-columns:repeat(auto-fill,minmax(6rem,1fr));gap:6px}.algo-btn{display:flex;align-items:center;justify-content:center;text-align:center;min-height:2.4rem;padding:.4rem .7rem;background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:500;font-family:inherit;cursor:pointer;line-height:1.2;white-space:nowrap;transition:background var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out)}.algo-btn:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-medium)}.algo-btn.active{background:#f49d2524;color:var(--accent);border-color:#f5a83d8c;font-weight:600;box-shadow:0 0 0 1px #f5a83d59,0 0 14px #f49d252e}.color-mode-toggle{display:flex;max-width:18rem;background:var(--bg-elevated);border:1px solid var(--border-medium);border-radius:var(--radius-md);padding:4px;gap:3px}.color-mode-btn{flex:1;min-height:2.4rem;padding:.4rem .9rem;background:none;border:none;border-radius:var(--radius-sm);color:var(--text-muted);font-size:var(--font-size-sm);font-weight:500;font-family:inherit;cursor:pointer;transition:background var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out);text-align:center}.color-mode-btn:hover{color:var(--text-primary)}.color-mode-btn.active{background:var(--bg-card);color:var(--text-primary);font-weight:600;box-shadow:var(--shadow-sm)}.control-range{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:var(--radius-full);background:linear-gradient(to right,var(--accent) var(--fill-pct, 0%),hsla(240 6% 22% / 1) var(--fill-pct, 0%));cursor:pointer}.control-range::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--accent);cursor:pointer;border:2px solid hsla(0 0% 100% / .15);box-shadow:0 0 8px var(--accent-glow);transition:transform var(--duration-fast) var(--ease-spring),box-shadow var(--duration-fast)}.control-range::-webkit-slider-thumb:hover{transform:scale(1.15);box-shadow:0 0 14px var(--accent-glow)}.control-value{font-size:var(--font-size-sm);color:var(--accent);font-weight:600;text-align:right;min-width:32px;font-variant-numeric:tabular-nums}.slot-picker{display:flex;align-items:center;gap:var(--space-sm);flex:0 0 auto}.slot-picker .control-label{flex-shrink:0}.slot-input{width:5rem;padding:var(--space-sm);background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-primary);font-family:inherit;font-size:var(--font-size-base);font-weight:600;text-align:center;font-variant-numeric:tabular-nums;transition:border-color var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out)}.slot-input:focus{border-color:var(--border-accent);outline:none;box-shadow:0 0 0 3px var(--accent-glow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);font-size:var(--font-size-sm);font-weight:600;border-radius:var(--radius-md);transition:background var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out),box-shadow var(--duration-normal) var(--ease-out),filter var(--duration-normal) var(--ease-out),transform var(--duration-normal) var(--ease-out);white-space:nowrap}.btn:disabled{opacity:.4;cursor:not-allowed;pointer-events:none}.controls-reset-row{padding:var(--space-sm) var(--space-md) var(--space-md)}.btn-reset-controls{width:100%;justify-content:center;gap:var(--space-xs)}.btn-primary{background:var(--accent-gradient);color:var(--text-inverse);box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){box-shadow:var(--shadow-md),var(--shadow-glow);filter:brightness(1.12)}.btn-primary:active:not(:disabled){filter:brightness(.92);box-shadow:var(--shadow-sm)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-subtle)}.btn-secondary:hover:not(:disabled){background:var(--bg-card-hover);border-color:var(--border-medium)}.btn-danger{background:var(--error-bg);color:var(--error);border:1px solid hsla(0 72% 58% / .2)}.btn-danger:hover:not(:disabled){background:#e1474733;border-color:#e1474759}.btn-icon{width:2.75rem;height:2.75rem;padding:0;border-radius:var(--radius-md);background:var(--bg-card);border:1px solid var(--border-subtle);color:var(--text-secondary)}.btn-icon:hover{background:var(--bg-card-hover);color:var(--text-primary)}.btn-icon-danger:hover,.btn-icon.is-syncing,.btn-icon.is-syncing:hover{color:var(--error)}.btn-icon.is-refreshing svg{animation:spin .8s linear infinite;transform-origin:center}.btn-icon svg{width:16px;height:16px}.progress-bar{width:100%;height:6px;background:var(--bg-input);border-radius:var(--radius-full);overflow:hidden;display:none}.progress-bar.visible{display:block}.progress-fill{height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);transition:width 80ms linear;position:relative;box-shadow:0 0 8px var(--accent-glow)}.device-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm)}.info-item{padding:var(--space-sm);background:var(--bg-input);border-radius:var(--radius-sm)}.info-label{font-size:var(--font-size-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:2px}.info-value{font-size:var(--font-size-sm);font-weight:600;color:var(--text-primary);font-variant-numeric:tabular-nums}.device-disconnected{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);padding:var(--space-lg);color:var(--text-muted);text-align:center}.device-disconnected svg{width:32px;height:32px;opacity:.4}.slot-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}.gallery-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;background:#0a0a0bcc;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:flex;padding:var(--space-lg);opacity:0;pointer-events:none;transition:opacity var(--duration-normal) var(--ease-out)}.gallery-overlay.visible{opacity:1;pointer-events:all}.gallery-overlay-inner{flex:1;display:flex;flex-direction:column;background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-xl);overflow:hidden;box-shadow:0 32px 80px #00000080}.gallery-overlay-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--border-subtle);flex-shrink:0}.gallery-overlay-actions{display:flex;align-items:center;gap:var(--space-sm)}.gallery-overlay-count{font-size:var(--font-size-xs);color:var(--text-muted);font-variant-numeric:tabular-nums}.gallery-overlay-body{flex:1;overflow-y:auto;padding:var(--space-lg)}.gallery-overlay .slot-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.slot-card{aspect-ratio:4 / 3;border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-input);overflow:hidden;cursor:pointer;position:relative;transition:all var(--duration-normal) var(--ease-out);display:flex;align-items:center;justify-content:center}.slot-card:hover{border-color:var(--border-medium);box-shadow:var(--shadow-md),0 0 0 1px #ffffff0f}.slot-card.occupied{border-color:var(--border-accent)}.slot-card.occupied:after{content:"";position:absolute;top:4px;right:4px;width:6px;height:6px;border-radius:50%;background:var(--accent)}.slot-card.selected{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-glow)}.slot-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.slot-overlay{position:absolute;bottom:0;left:0;right:0;padding:4px 6px;background:linear-gradient(to top,rgba(0,0,0,.6) 0%,transparent 100%);display:flex;align-items:center;justify-content:space-between;pointer-events:none}.slot-overlay>*{pointer-events:auto}.slot-number{font-size:10px;color:#ffffffd9;font-weight:600;font-variant-numeric:tabular-nums;text-shadow:0 1px 3px rgba(0,0,0,.6)}.slot-delete-btn{position:absolute;top:4px;right:4px;width:32px;height:32px;border-radius:var(--radius-sm);background:#0009;color:#ffffffd9;display:flex;align-items:center;justify-content:center;border:none;cursor:pointer;padding:0;opacity:0;transition:opacity var(--duration-fast),background var(--duration-fast);z-index:2}.slot-card:hover .slot-delete-btn{opacity:1}.slot-delete-btn:hover{background:var(--error);color:#fff}@media (hover: none){.slot-delete-btn{opacity:.75}#canvas-original{touch-action:pan-y}}.slot-spinner{position:absolute;top:0;right:0;bottom:0;left:0;display:none;align-items:center;justify-content:center;background:#00000059;pointer-events:none}.slot-card.loading .slot-spinner{display:flex}.gallery-pagination{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);margin-top:var(--space-md)}.page-info{font-size:var(--font-size-xs);color:var(--text-muted);font-variant-numeric:tabular-nums}.tooltip{position:fixed;z-index:9000;background:#2b2b31;color:var(--text-primary);font-size:var(--font-size-xs);line-height:1.4;padding:4px 9px;border-radius:var(--radius-sm);border:1px solid var(--border-medium);white-space:nowrap;pointer-events:none;transform:translate(-50%);opacity:0;transition:opacity .1s ease;box-shadow:0 4px 12px #0006}.tooltip.visible{opacity:1}.toast-container{position:fixed;bottom:var(--space-lg);left:var(--space-lg);z-index:1000;display:flex;flex-direction:column-reverse;gap:var(--space-sm);pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--bg-elevated);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border-subtle);border-radius:var(--radius-md);font-size:var(--font-size-sm);box-shadow:var(--shadow-lg);animation:toast-in var(--duration-slow) var(--ease-spring);max-width:360px}.toast.toast-out{animation:toast-out var(--duration-normal) var(--ease-out) forwards}.toast-icon{width:18px;height:18px;flex-shrink:0}.toast.success{border-color:#31c47f4d}.toast.success .toast-icon{color:var(--success)}.toast.error{border-color:#e147474d}.toast.error .toast-icon{color:var(--error)}.toast.info .toast-icon{color:var(--accent)}@keyframes toast-in{0%{opacity:0;transform:translateY(16px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes toast-out{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-8px) scale(.95)}}dialog{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);color:var(--text-primary);padding:var(--space-xl);max-width:400px;width:calc(100% - 48px);box-shadow:var(--shadow-lg)}dialog::backdrop{background:#000000a6;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.dialog-icon{width:52px;height:52px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-md)}.dialog-icon.danger{background:var(--error-bg);color:var(--error);border:1px solid hsla(0 72% 58% / .2)}.dialog-icon.warning{background:var(--warning-bg);color:var(--warning);border:1px solid hsla(40 92% 56% / .2)}dialog h2{font-family:var(--font-display);font-size:var(--font-size-md);font-weight:600;margin-bottom:var(--space-sm);text-align:center}.dialog-message{color:var(--text-secondary);font-size:var(--font-size-sm);line-height:1.6;text-align:center;margin-bottom:var(--space-xl)}.upload-confirm-list{display:flex;flex-direction:column;gap:2px;max-height:220px;overflow-y:auto;margin-bottom:var(--space-sm);text-align:left;scrollbar-width:thin;scrollbar-color:var(--border-medium) transparent}.upload-confirm-row{display:flex;align-items:center;gap:7px;padding:5px 6px;border-radius:var(--radius-sm);background:var(--bg-input);font-size:var(--font-size-xs)}.upload-confirm-row.conflict{background:var(--warning-bg)}.upload-confirm-icon{width:14px;height:14px;flex-shrink:0;color:var(--text-muted)}.upload-confirm-row.conflict .upload-confirm-icon{color:var(--warning)}.upload-confirm-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-primary)}.upload-confirm-slot{white-space:nowrap;color:var(--text-muted);font-variant-numeric:tabular-nums}.upload-confirm-slot.warn{color:var(--warning)}.upload-confirm-note{font-size:var(--font-size-xs);color:var(--warning);text-align:left;margin:0;padding:var(--space-xs) 6px 0}.dialog-actions{display:flex;gap:var(--space-sm)}.dialog-actions .btn{flex:1;justify-content:center}.unsupported-banner{display:none;padding:var(--space-lg);text-align:center;background:var(--error-bg);border:1px solid hsla(0 72% 58% / .3);border-radius:var(--radius-lg);margin:var(--space-lg)}.unsupported-banner.visible{display:block}.unsupported-banner h2{font-size:var(--font-size-lg);color:var(--error);margin-bottom:var(--space-sm)}.unsupported-banner p{color:var(--text-secondary);font-size:var(--font-size-sm)}.upload-actions{display:flex;gap:var(--space-sm);align-items:center;flex-wrap:wrap}.upload-status{flex-basis:100%;font-size:var(--font-size-sm);color:var(--text-secondary);font-variant-numeric:tabular-nums}.upload-status:empty{display:none}.lightbox{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;z-index:500;align-items:center;justify-content:center;background:#000000d1;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);visibility:hidden;opacity:0;pointer-events:none;transition:opacity var(--duration-normal) var(--ease-out),visibility 0s linear var(--duration-normal)}.lightbox.visible{visibility:visible;opacity:1;pointer-events:auto;transition:opacity var(--duration-normal) var(--ease-out),visibility 0s linear 0s}.lightbox-content{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 24px 80px #000000b3;border:1px solid var(--border-medium)}.lightbox-content canvas{display:block;width:min(400px,90vw);height:auto;aspect-ratio:4 / 3}.lightbox-label{position:absolute;bottom:0;left:0;right:0;padding:var(--space-xs) var(--space-sm);background:linear-gradient(to top,rgba(0,0,0,.6),transparent);font-size:var(--font-size-xs);color:#fffc;font-weight:600;font-variant-numeric:tabular-nums}.lightbox-close{position:absolute;top:var(--space-md);right:var(--space-md);width:36px;height:36px;border-radius:var(--radius-full);background:#00000080;border:1px solid var(--border-medium);color:var(--text-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:501;transition:background var(--duration-fast)}.lightbox-close:hover{background:#ffffff26}.lightbox-close svg{width:18px;height:18px}@media (max-width: 560px){.picture-controls-bar{justify-content:flex-start;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}.picture-controls-bar::-webkit-scrollbar{display:none}.image-toolbar{flex-shrink:0}}@media (max-width: 600px){.app-header{padding:var(--space-sm) var(--space-md)}.app-main{padding:var(--space-md);gap:var(--space-md)}.preview-canvases{grid-template-columns:1fr}.app-logo h1{font-size:var(--font-size-md)}.drop-zone-empty{flex-direction:column;text-align:center;gap:var(--space-md)}.drop-zone-copy{align-items:center}.palette-legend{justify-content:center}.eink-frame{width:clamp(96px,38vw,132px)}.toast-container{left:var(--space-md);right:var(--space-md);bottom:var(--space-md)}.toast{max-width:100%}}@media (max-width: 420px){.header-right{gap:var(--space-sm)}.btn-connect{padding:var(--space-sm);font-size:var(--font-size-xs)}#connect-label{display:none}.btn-connect.connected #connect-label{display:inline}}@media (max-width: 540px){dialog,.info-dialog{width:calc(100vw - 2 * var(--space-md));max-width:calc(100vw - 2 * var(--space-md))}}.spinner{width:18px;height:18px;border:2px solid var(--border-medium);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted);transition:background var(--duration-normal)}.status-dot.connected{background:var(--success);box-shadow:0 0 6px var(--success)}.btn-new-image{width:100%;display:flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm);border:1px dashed var(--border-medium);border-radius:var(--radius-md);color:var(--text-muted);font-size:var(--font-size-sm);transition:all var(--duration-normal) var(--ease-out);margin-top:var(--space-sm)}.btn-new-image:hover{border-color:var(--accent);color:var(--accent);background:var(--bg-drop)}:focus:not(:focus-visible){outline:none}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}.control-select:focus-visible,.slot-input:focus-visible{border-color:var(--border-accent);box-shadow:0 0 0 3px var(--accent-glow);outline-offset:0}.control-range:focus-visible{outline-offset:5px}.btn:focus-visible,.btn-connect:focus-visible,.btn-icon:focus-visible{box-shadow:0 0 0 3px var(--accent-glow)}.slot-card:focus-visible{outline-offset:-2px;border-color:var(--accent)}dialog[open]{animation:dialog-in var(--duration-normal) var(--ease-out) both}@keyframes dialog-in{0%{opacity:0;scale:.96}to{opacity:1;scale:1}}.lightbox.visible .lightbox-content{animation:lightbox-content-in var(--duration-normal) var(--ease-spring) both}@keyframes lightbox-content-in{0%{opacity:0;transform:scale(.93)}to{opacity:1;transform:scale(1)}}.preview-area.visible{animation:preview-fade-in var(--duration-normal) var(--ease-out) both}@keyframes preview-fade-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}#canvas-original:active{cursor:grabbing}.control-section{width:100%;display:flex;flex-direction:column;gap:var(--space-xs)}.control-section-label{font-family:var(--font-display);font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);padding-bottom:6px;border-bottom:1px solid var(--border-subtle)}.control-section-body{display:flex;flex-wrap:wrap;gap:var(--space-sm);align-items:flex-start}.palette-row{display:flex;align-items:center;gap:var(--space-sm)}.palette-row .palette-strip{flex:1}.control-group-flex{flex:1;min-width:100px}@media (prefers-reduced-motion: no-preference){html{scroll-behavior:smooth}}.card{animation:card-enter .45s var(--ease-out) both}.section-device{animation-delay:.06s}.section-gallery{animation-delay:.12s}@keyframes card-enter{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.app-footer{margin-top:auto;border-top:1px solid var(--border-subtle);background:linear-gradient(to bottom,transparent,hsla(240 6% 5% / .5))}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg) var(--space-2xl);flex-wrap:wrap;padding:var(--space-lg) var(--space-lg) var(--space-md)}.footer-brand{display:flex;align-items:center;gap:var(--space-sm);min-width:0}.footer-logo{width:1.625rem;height:1.625rem;flex-shrink:0}.footer-brand-text{display:flex;flex-direction:column;line-height:1.3;min-width:0}.footer-brand-name{font-family:var(--font-display);font-weight:700;font-size:var(--font-size-sm);color:var(--text-primary);letter-spacing:.01em}.footer-brand-tagline{font-size:var(--font-size-xs);color:var(--text-muted)}.footer-nav{display:flex;align-items:center;gap:var(--space-xs);flex-wrap:wrap}.footer-btn{position:relative;font-family:var(--font-family);font-size:var(--font-size-xs);font-weight:500;letter-spacing:.02em;color:var(--text-secondary);background:none;border:none;cursor:pointer;padding:.4rem .7rem;border-radius:var(--radius-sm);transition:color var(--duration-fast) var(--ease-out),background var(--duration-fast) var(--ease-out)}.footer-btn:after{content:"";position:absolute;left:.7rem;right:.7rem;bottom:.2rem;height:1.5px;border-radius:var(--radius-full);background:var(--accent-gradient);transform:scaleX(0);transform-origin:left center;opacity:0;transition:transform var(--duration-normal) var(--ease-spring),opacity var(--duration-fast) var(--ease-out)}.footer-btn:hover{color:var(--text-primary);background:var(--bg-card)}.footer-btn:hover:after{transform:scaleX(1);opacity:1}.footer-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.footer-meta{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm) var(--space-md);flex-wrap:wrap;padding:var(--space-sm) var(--space-lg) var(--space-lg);border-top:1px solid var(--border-subtle)}.footer-copy{font-size:var(--font-size-xs);color:var(--text-muted)}.footer-meta-right{display:flex;align-items:center;gap:var(--space-sm)}.footer-palette{display:inline-flex;gap:3px;padding:3px;border-radius:var(--radius-full);background:var(--bg-card);border:1px solid var(--border-subtle)}.footer-palette i{width:.55rem;height:.55rem;border-radius:var(--radius-full);box-shadow:inset 0 0 0 1px #ffffff1a}.footer-version{font-size:var(--font-size-xs);font-weight:600;color:var(--text-secondary);font-variant-numeric:tabular-nums;padding:.15rem .55rem;border-radius:var(--radius-full);background:var(--bg-card);border:1px solid var(--border-subtle)}@media (max-width: 640px){.footer-inner,.footer-meta{flex-direction:column;align-items:flex-start}}.info-dialog{max-width:480px;padding:0;overflow:hidden}.info-dialog-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg) var(--space-lg) var(--space-md);border-bottom:1px solid var(--border-subtle)}.info-dialog-title{font-family:var(--font-display);font-size:var(--font-size-md);font-weight:600;text-align:left;margin:0}.info-dialog-close{flex-shrink:0;width:32px;height:32px}.info-dialog-body{padding:var(--space-lg);overflow-y:auto;max-height:60vh;font-size:var(--font-size-sm);color:var(--text-secondary);line-height:1.65;display:flex;flex-direction:column;gap:var(--space-md)}.info-dialog-body p{margin:0}.info-dialog-body strong{color:var(--text-primary);font-weight:600}.info-dialog-body ul{padding-left:var(--space-lg);display:flex;flex-direction:column;gap:var(--space-xs)}.info-dialog-body .changelog-entry{display:flex;flex-direction:column;gap:var(--space-xs);padding-bottom:var(--space-md);border-bottom:1px solid var(--border-subtle)}.info-dialog-body .changelog-entry:last-child{border-bottom:none;padding-bottom:0}.info-dialog-body 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6px;line-height:1.5}.device-setting-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);min-height:30px}.device-setting-label{font-size:var(--font-size-sm);color:var(--text-secondary);flex-shrink:0}.device-name-edit{display:flex;gap:var(--space-xs);flex:1;justify-content:flex-end;min-width:0}.device-text-input{flex:1;min-width:0;max-width:148px;padding:4px var(--space-sm);background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-primary);font-family:inherit;font-size:var(--font-size-sm);transition:border-color var(--duration-fast)}.device-text-input:focus{border-color:var(--border-accent);outline:none;box-shadow:0 0 0 3px var(--accent-glow)}.device-text-input:disabled{opacity:.4;cursor:not-allowed}.device-control-select{max-width:110px;padding-right:var(--space-lg)}.device-save-btn{padding:4px var(--space-sm);font-size:var(--font-size-xs);font-weight:600;height:26px;white-space:nowrap;flex-shrink:0;display:inline-flex;align-items:center;gap:4px}.device-save-btn.btn-primary:hover:not(:disabled){box-shadow:var(--shadow-sm)}.toggle-switch{display:inline-flex;align-items:center;gap:var(--space-xs);cursor:pointer;-webkit-user-select:none;user-select:none}.toggle-switch input[type=checkbox]{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}.toggle-track{position:relative;width:36px;height:20px;background:var(--bg-input);border:1.5px solid var(--border-medium);border-radius:var(--radius-full);transition:background var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out);flex-shrink:0}.toggle-switch input:checked+.toggle-track{background:#31c47f24;border-color:#31c47f80}.toggle-thumb{position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background:var(--text-muted);transition:transform var(--duration-normal) var(--ease-spring),background var(--duration-fast) var(--ease-out)}.toggle-switch input:checked+.toggle-track .toggle-thumb{transform:translate(16px);background:var(--success)}.toggle-switch input:disabled+.toggle-track{opacity:.4;cursor:not-allowed;pointer-events:none}.toggle-switch input:focus-visible+.toggle-track{outline:2px solid var(--accent);outline-offset:2px}.toggle-label{font-size:var(--font-size-xs);font-weight:600;color:var(--text-muted);min-width:22px;transition:color var(--duration-fast);font-variant-numeric:tabular-nums}.toggle-switch input:checked~.toggle-label{color:var(--success)}#custom-refresh-row{flex-wrap:wrap;row-gap:var(--space-xs)}.hms-inputs{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:var(--space-sm)}.hms-field{display:flex;align-items:center;gap:3px}.hms-input{width:42px;padding:4px 0;text-align:center;background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-primary);font-family:inherit;font-size:var(--font-size-sm);font-weight:600;font-variant-numeric:tabular-nums;-moz-appearance:textfield;-webkit-appearance:textfield;appearance:textfield;transition:border-color var(--duration-fast)}.hms-input::-webkit-outer-spin-button,.hms-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.hms-input:focus{border-color:var(--border-accent);outline:none;box-shadow:0 0 0 3px var(--accent-glow)}.hms-input:disabled{opacity:.4;cursor:not-allowed}.hms-label{font-size:var(--font-size-xs);color:var(--text-muted);flex-shrink:0;-webkit-user-select:none;user-select:none}.ota-unavailable{font-size:var(--font-size-xs);color:var(--text-muted);font-style:italic;padding:var(--space-xs) 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