:root{--font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;--font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;--bg-app: #F2F2F7;--bg-sidebar: #FFFFFF;--bg-card: #FFFFFF;--bg-input: #FFFFFF;--bg-hover: #F2F2F7;--bg-selected: #EBF2FF;--separator: #E5E5EA;--separator-strong: #C7C7CC;--text-primary: #1C1C1E;--text-secondary: #6C6C70;--text-tertiary: #AEAEB2;--text-on-accent: #FFFFFF;--accent: #007AFF;--accent-hover: #0066D6;--accent-light: #EBF2FF;--accent-glow: rgba(0, 122, 255, .15);--danger: #FF3B30;--danger-light: #FFF0EF;--warning: #FF9500;--warning-light: #FFF6EC;--success: #34C759;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.08);--shadow-sm: 0 2px 8px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 16px rgba(0,0,0,.1), 0 2px 4px rgba(0,0,0,.06);--shadow-lg: 0 8px 32px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.08);--transition: .15s ease;--tag-label: #C62828;--export-name: #2E7D32}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased}body{background:var(--bg-app);color:var(--text-primary);font-family:var(--font);font-size:13px;line-height:1.5;height:100vh;overflow:hidden}#root{height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#00000026;border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#00000047}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:-.01em}button{cursor:pointer;border:none;background:none;font-family:inherit;font-size:inherit;color:inherit;outline:none;transition:all var(--transition)}input,select{font-family:inherit;font-size:inherit;color:inherit;outline:none}input[type=text]{background:var(--bg-input);border:1px solid 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var(--separator);flex-shrink:0;display:flex;flex-direction:column;gap:10px}.tagger-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary)}.tagger-presets{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.tag-btn{padding:6px 14px;border-radius:var(--radius-full);font-size:13px;font-weight:500;border:1.5px solid transparent;color:var(--text-primary);background:var(--bg-card);border-color:var(--separator-strong);box-shadow:var(--shadow-xs);transition:all var(--transition)}.tag-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light);box-shadow:none}.tag-btn.active{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:var(--shadow-sm)}.tag-btn-clear{color:var(--text-secondary);border-color:transparent;background:none;font-size:12px;padding:6px 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var(--transition)}.tag-var-filled{border-style:solid;border-color:#fff6;color:inherit}.tag-template-input{display:flex;align-items:center;gap:4px;padding:6px 10px;background:var(--bg-app);border:1px solid var(--accent);border-radius:var(--radius-sm);box-shadow:0 0 0 3px var(--accent-glow)}.tag-template-input input{min-width:80px;max-width:120px;padding:3px 7px;height:26px}.tag-template-hint{font-size:12px;font-weight:500;color:var(--text-secondary);white-space:nowrap;-webkit-user-select:none;user-select:none}.tag-overlay-wrap{position:absolute;bottom:20px;left:50%;transform:translate(-50%);z-index:50;display:flex;flex-direction:column;align-items:center;gap:6px}.tag-overlay-trigger{display:flex;align-items:center;gap:6px;padding:8px 16px;background:#ffffffd1;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1.5px solid rgba(0,0,0,.1);border-radius:var(--radius-full);box-shadow:0 4px 20px #00000024,0 1px 4px #00000014;font-size:13px;font-weight:500;color:var(--text-primary);cursor:pointer;transition:all var(--transition);white-space:nowrap}.tag-overlay-trigger:hover,.tag-overlay-trigger.open{background:#fffffff5;border-color:var(--accent);color:var(--accent)}.tag-overlay-panel{background:#fffffff5;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--separator);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:12px;min-width:240px;max-width:420px}.tag-overlay-presets{display:flex;flex-wrap:wrap;gap:6px;align-items:flex-start}.overlay-tmpl-group{display:flex;flex-direction:column;gap:4px}.sidebar-group{border-bottom:1px solid var(--separator)}.sidebar-group:last-child{border-bottom:none}.sidebar-group-header{display:flex;align-items:center;gap:6px;padding:7px 10px;width:100%;background:var(--bg-app);transition:background var(--transition);text-align:left}.sidebar-group-header:hover{background:var(--bg-hover)}.sidebar-group-header.deleted{background:var(--danger-light)}.sidebar-group-header.untagged{background:var(--bg-app)}.sidebar-group-chevron-btn{color:var(--text-tertiary);flex-shrink:0;display:flex;align-items:center;justify-content:center;width:20px;height:20px;border:none;background:transparent;border-radius:var(--radius-sm);cursor:pointer}.sidebar-group-chevron-btn:hover{background:var(--separator);color:var(--text-primary)}.sidebar-group-names{flex:1;min-width:0;display:flex;align-items:flex-start;flex-wrap:wrap;gap:4px 5px;border:none;background:transparent;cursor:pointer;text-align:left;padding:2px 4px;border-radius:var(--radius-sm);font-size:12px;line-height:1.35}.sidebar-group-names:hover{background:#0000000a}.sidebar-group-names .tag-label-text,.sidebar-group-names 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var(--separator);background:var(--bg-app);position:sticky;top:0;z-index:1}.tag-help-box{margin:8px 12px;padding:8px 10px;background:var(--warning-light);border-radius:var(--radius-sm);border:1px solid rgba(255,149,0,.2);font-size:11px;color:var(--text-secondary);line-height:1.5}.tag-help-box code{background:#0000000f;border-radius:3px;padding:1px 4px;font-family:SF Mono,Menlo,monospace;font-size:10px}.tag-organizer-list{display:flex;flex-direction:column;padding:6px 0}.tag-organizer-row{display:flex;align-items:center;gap:6px;padding:5px 12px;transition:background var(--transition)}.tag-organizer-row:hover{background:var(--bg-hover)}.tag-organizer-grip{display:flex;flex-direction:column;gap:1px}.btn-xs{width:16px;height:16px;padding:0;font-size:8px;display:flex;align-items:center;justify-content:center;border-radius:3px;border:none;background:transparent;color:var(--text-tertiary);cursor:pointer}.btn-xs:hover:not(:disabled){background:var(--separator);color:var(--text-primary)}.btn-xs:disabled{opacity:.3;cursor:default}.tag-color-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.tag-organizer-label{flex:1;font-size:12px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tag-fixed-part{font-size:12px;color:var(--text-primary)}.tag-var-part{font-size:11px;color:var(--accent);font-style:italic;margin:0 1px}.tag-template-badge{font-size:9px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);background:var(--accent-light);border-radius:var(--radius-full);padding:1px 5px;flex-shrink:0}.tag-remove-btn{opacity:0;transition:opacity var(--transition)}.tag-organizer-row:hover .tag-remove-btn{opacity:1}.tag-organizer-add{display:flex;gap:6px;align-items:center;padding:8px 12px;border-top:1px solid var(--separator);background:var(--bg-app);position:sticky;bottom:0}.settings-panel{position:absolute;top:52px;right:16px;z-index:200;background:var(--bg-card);border:1px solid var(--separator);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:16px;width:280px;display:flex;flex-direction:column;gap:14px}.settings-section-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);margin-bottom:6px}.preset-list{display:flex;flex-wrap:wrap;gap:6px}.preset-chip{display:inline-flex;align-items:center;gap:4px;background:var(--bg-hover);border:1px solid var(--separator);border-radius:var(--radius-full);padding:3px 10px;font-size:12px;color:var(--text-primary)}.preset-chip-remove{display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);cursor:pointer;border-radius:var(--radius-full);width:14px;height:14px;transition:all var(--transition)}.preset-chip-remove:hover{background:var(--danger);color:#fff}.loading-screen{flex:1;display:flex;align-items:center;justify-content:center}.spinner{width:24px;height:24px;border:2.5px solid var(--separator-strong);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--text-tertiary)}.thumb-select-dot{position:absolute;top:5px;left:5px;width:16px;height:16px;border-radius:50%;border:1.5px solid var(--separator-strong);background:#fff;display:flex;align-items:center;justify-content:center;opacity:0;transition:all var(--transition);z-index:10;cursor:pointer;color:#fff;flex-shrink:0}.thumb-card:hover .thumb-select-dot,.thumb-card.selected .thumb-select-dot{opacity:1}.thumb-select-dot.checked{background:var(--accent);border-color:var(--accent);opacity:1}.thumb-card.selected{border-color:var(--accent);background:var(--accent-light)}.thumb-card.selected .thumb-num{color:var(--accent)}.thumb-card.split-active{border-color:#34c759;background:#34c75914}.thumb-card.split-active .thumb-num{color:#34c759}.preview-pane.pane-active{box-shadow:inset 0 0 0 2px var(--accent);border-radius:6px}.preview-pane.pane-active:after{content:"Active";position:absolute;top:8px;left:50%;transform:translate(-50%);background:var(--accent);color:#fff;font-size:10px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:2px 8px;border-radius:var(--radius-full);pointer-events:none;z-index:5}.zoom-controls{display:flex;align-items:center;gap:2px;background:var(--bg-hover);border:1px solid var(--separator);border-radius:var(--radius-sm);padding:2px 4px}.zoom-label{font-size:12px;font-weight:600;color:var(--text-secondary);padding:2px 8px;min-width:44px;text-align:center;border-radius:var(--radius-sm);transition:all var(--transition);cursor:pointer}.zoom-label:hover{background:#fff;color:var(--text-primary)}.zoom-controls .btn-icon{padding:4px}.zoom-controls .btn-icon:disabled{opacity:.3;cursor:not-allowed}.preview-canvas-zone.split{flex-direction:row;align-items:stretch;padding:0;gap:0}.preview-pane{flex:1;display:flex;align-items:center;justify-content:center;padding:24px;min-height:0;min-width:0;position:relative}.split-divider{width:1px;background:var(--separator);flex-shrink:0;align-self:stretch}.split-pane-label{position:absolute;bottom:10px;left:50%;transform:translate(-50%);background:#0000008c;color:#fff;font-size:11px;font-weight:500;padding:3px 10px;border-radius:var(--radius-full);white-space:nowrap;pointer-events:none}.split-close-btn{position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:50%;background:#0006;color:#fff;display:flex;align-items:center;justify-content:center;transition:background var(--transition);cursor:pointer;z-index:10}.split-close-btn:hover{background:var(--danger)}.blank-badge{position:absolute;bottom:2px;left:50%;transform:translate(-50%);background:var(--warning);color:#fff;font-size:8px;font-weight:700;padding:1px 5px;border-radius:var(--radius-full);white-space:nowrap;letter-spacing:.03em}.thumb-deleted-line{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;pointer-events:none}.thumb-deleted-line:after{content:"";position:absolute;top:50%;left:-4px;right:-4px;height:1.5px;background:var(--danger);transform:rotate(-10deg)}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .2s ease forwards}.export-toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--text-primary);color:#fff;padding:10px 20px;border-radius:var(--radius-full);font-size:13px;font-weight:500;box-shadow:var(--shadow-lg);z-index:1000;display:flex;align-items:center;gap:8px;animation:fadeIn .2s ease}.tags-toolbar-wrap{position:relative}.btn.tags-panel-open{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}.tags-panel-dropdown{position:absolute;top:calc(100% + 8px);right:0;z-index:250;width:320px;max-height:70vh;overflow-y:auto;background:var(--bg-card);border:1px solid var(--separator);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.tags-panel-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-bottom:1px solid var(--separator);background:var(--bg-app);position:sticky;top:0;z-index:1}.basic-tags-editor{padding:10px 12px 12px;display:flex;flex-direction:column;gap:10px}.basic-tags-hint{font-size:11px;color:var(--text-secondary);line-height:1.45}.basic-tags-hint kbd{font-size:10px;padding:1px 4px;border-radius:3px;background:var(--bg-hover);border:1px solid var(--separator)}.basic-tags-list{display:flex;flex-direction:column;gap:2px;max-height:240px;overflow-y:auto}.basic-tags-empty{font-size:12px;color:var(--text-tertiary);padding:6px 0}.basic-tags-row{display:flex;align-items:center;gap:6px;padding:4px 2px;border-radius:var(--radius-sm)}.basic-tags-row:hover{background:var(--bg-hover)}.basic-tags-grip{display:flex;flex-direction:column;gap:1px}.basic-tags-key{width:14px;font-size:10px;font-weight:700;color:var(--text-tertiary);text-align:center;flex-shrink:0}.basic-tags-name{flex:1;min-width:0;text-align:left;border:none;background:transparent;font-size:12px;font-weight:500;padding:3px 4px;border-radius:var(--radius-sm);cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.basic-tags-name:hover{background:#0000000a}.basic-tags-rename-input{flex:1;min-width:0;font-size:12px;padding:3px 6px;height:26px}.basic-tags-add{display:flex;gap:6px;align-items:center;padding-top:4px;border-top:1px solid var(--separator)}.basic-tags-row .tag-remove-btn{opacity:0}.basic-tags-row:hover .tag-remove-btn{opacity:1}.page-context-menu{position:fixed;z-index:500;min-width:180px;max-width:280px;max-height:360px;overflow-y:auto;background:var(--bg-card);border:1px solid var(--separator);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:4px}.page-context-menu-title{display:flex;align-items:center;gap:6px;padding:6px 10px 4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-tertiary)}.page-context-menu-empty{padding:6px 10px 8px;font-size:12px;color:var(--text-secondary);line-height:1.4}.page-context-menu-item{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding:7px 10px;border:none;background:transparent;border-radius:var(--radius-sm);font-size:13px;text-align:left;cursor:pointer;color:var(--text-primary);transition:background var(--transition)}.page-context-menu-item:hover{background:var(--bg-hover)}.page-context-menu-item.active{background:var(--accent-light)}.page-context-menu-item.danger{color:var(--danger)}.page-context-menu-item.danger:hover{background:var(--danger-light)}.page-context-menu-kbd{font-size:10px;font-weight:700;color:var(--text-tertiary);background:var(--bg-hover);border:1px solid var(--separator);border-radius:4px;padding:1px 5px;flex-shrink:0}.page-context-menu-sep{height:1px;background:var(--separator);margin:4px 6px}.page-context-new-tag{padding:6px 8px 8px;display:flex;flex-direction:column;gap:8px;min-width:200px}.page-context-new-tag input{width:100%;font-size:13px;padding:6px 8px}.page-context-new-tag-actions{display:flex;justify-content:flex-end;gap:6px}