:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.rdv-viewer{--rdv-border-radius: 8px;--rdv-background: #525659;--rdv-min-height: 400px;--rdv-height: 80vh;--rdv-max-height: 90vh;--rdv-shadow: 0 4px 20px rgba(0, 0, 0, .15);--rdv-stable-width: auto;--rdv-stable-height: auto;--rdv-toolbar-bg: #323639;--rdv-toolbar-border: #1a1a1a;--rdv-toolbar-height: auto;--rdv-toolbar-padding: .5rem 1rem;--rdv-btn-bg: #474c50;--rdv-btn-bg-hover: #5a6066;--rdv-btn-color: #d4d4d4;--rdv-btn-radius: 4px;--rdv-btn-disabled-opacity: .4;--rdv-input-bg: #474c50;--rdv-input-color: #d4d4d4;--rdv-input-muted: #9ca3af;--rdv-separator-color: #555;--rdv-message-color: #9ca3af;--rdv-error-color: #ef4444;--rdv-highlight-color: #fef08a;--rdv-modal-overlay: rgba(0, 0, 0, .6);--rdv-modal-bg: white;--rdv-modal-radius: 12px;--rdv-modal-shadow: 0 20px 60px rgba(0, 0, 0, .3);--rdv-modal-border: #e5e7eb;--rdv-modal-title-color: #1f2937;--rdv-modal-text-color: #4b5563;--rdv-modal-muted-color: #6b7280;--rdv-modal-section-bg: #f3f4f6;--rdv-modal-section-bg-hover: #e5e7eb;--rdv-modal-advanced-bg: #f9fafb;--rdv-modal-input-border: #d1d5db;--rdv-modal-input-focus: #3b82f6;--rdv-modal-btn-bg: #3b82f6;--rdv-modal-btn-bg-hover: #2563eb}.rdv-viewer{display:flex;flex-direction:column;height:var(--rdv-height);min-height:var(--rdv-min-height);max-height:var(--rdv-max-height);border-radius:var(--rdv-border-radius);overflow:hidden;background:var(--rdv-background);box-shadow:var(--rdv-shadow)}.rdv-viewer del,.rdv-viewer [data-revision-type=deleted],.rdv-viewer [data-move-source=true]{user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.rdv-toolbar{display:flex;align-items:center;justify-content:space-between;padding:var(--rdv-toolbar-padding);background:var(--rdv-toolbar-bg);border-bottom:1px solid var(--rdv-toolbar-border);flex-shrink:0}.rdv-toolbar-left,.rdv-toolbar-center,.rdv-toolbar-right{display:flex;align-items:center;gap:.5rem}.rdv-toolbar-center{flex:1;justify-content:center}.rdv-toolbar-file-btn{background:var(--rdv-btn-bg);color:var(--rdv-btn-color);padding:.5rem 1rem;border-radius:var(--rdv-btn-radius);cursor:pointer;font-size:.85rem;transition:background .2s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px;border:none}.rdv-toolbar-file-btn:hover{background:var(--rdv-btn-bg-hover)}.rdv-toolbar-btn{background:var(--rdv-btn-bg);border:none;color:var(--rdv-btn-color);padding:.4rem .7rem;border-radius:var(--rdv-btn-radius);cursor:pointer;font-size:.9rem;font-weight:700;min-width:32px;transition:background .2s}.rdv-toolbar-btn:hover:not(:disabled){background:var(--rdv-btn-bg-hover)}.rdv-toolbar-btn:disabled{opacity:var(--rdv-btn-disabled-opacity);cursor:not-allowed}.rdv-toolbar-clear{padding:.4rem .6rem;font-size:1rem}.rdv-toolbar-settings{font-size:1.1rem}.rdv-page-input-group{display:flex;align-items:center;gap:.25rem;background:var(--rdv-input-bg);border-radius:var(--rdv-btn-radius);padding:0 .5rem}.rdv-page-input{width:50px;background:transparent;border:none;color:var(--rdv-input-color);text-align:center;font-size:.9rem;padding:.4rem 0;-moz-appearance:textfield}.rdv-page-input::-webkit-outer-spin-button,.rdv-page-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.rdv-page-input:focus{outline:none}.rdv-page-total{color:var(--rdv-input-muted);font-size:.9rem}.rdv-toolbar-separator{width:1px;height:24px;background:var(--rdv-separator-color);margin:0 .5rem}.rdv-zoom-select{background:var(--rdv-btn-bg);border:none;color:var(--rdv-btn-color);padding:.4rem .5rem;border-radius:var(--rdv-btn-radius);font-size:.9rem;cursor:pointer}.rdv-zoom-select:focus{outline:none}.rdv-file-input{display:none}.rdv-content{flex:1;overflow:hidden;display:flex;flex-direction:column;min-height:0;contain:strict}.rdv-pages{flex:1;overflow:auto;min-height:0;scroll-behavior:smooth;contain:layout style;width:var(--rdv-stable-width, 100%);max-width:100%}.rdv-pages__stable-wrapper{display:flex;flex-direction:column;align-items:center;min-height:100%}.rdv-paginated-document{min-height:100%;color:#000;-webkit-text-fill-color:initial}.rdv-paginated-document *{-webkit-text-fill-color:inherit}.rdv-message{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:300px;color:var(--rdv-message-color);text-align:center;padding:2rem}.rdv-message--error{color:var(--rdv-error-color)}.rdv-message__icon{font-size:4rem;margin-bottom:1rem;opacity:.5}.rdv-message p{margin:.5rem 0;font-size:1rem}.rdv-spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.2);border-top-color:var(--rdv-btn-color);border-radius:50%;animation:rdv-spin 1s linear infinite}@keyframes rdv-spin{to{transform:rotate(360deg)}}.rdv-footnote-highlight{animation:rdv-highlight-pulse 2s ease-out}@keyframes rdv-highlight-pulse{0%{background-color:var(--rdv-highlight-color);box-shadow:0 0 10px var(--rdv-highlight-color)}to{background-color:transparent;box-shadow:none}}.rdv-settings-overlay{position:fixed;inset:0;background:var(--rdv-modal-overlay);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.rdv-settings-modal{background:var(--rdv-modal-bg);border-radius:var(--rdv-modal-radius);width:100%;max-width:500px;max-height:80vh;display:flex;flex-direction:column;box-shadow:var(--rdv-modal-shadow)}.rdv-settings-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;border-bottom:1px solid var(--rdv-modal-border)}.rdv-settings-header h3{margin:0;font-size:1.25rem;color:var(--rdv-modal-title-color)}.rdv-settings-close{background:none;border:none;font-size:1.5rem;color:var(--rdv-modal-muted-color);cursor:pointer;padding:0;line-height:1}.rdv-settings-close:hover{color:var(--rdv-modal-title-color)}.rdv-settings-body{flex:1;overflow-y:auto;padding:1rem 1.5rem}.rdv-settings-section{margin-bottom:1.5rem}.rdv-settings-section:last-child{margin-bottom:0}.rdv-settings-section h4{margin:0 0 .75rem;font-size:.9rem;font-weight:600;color:#374151;text-transform:uppercase;letter-spacing:.5px}.rdv-settings-checkbox{display:flex;align-items:center;gap:.75rem;padding:.5rem 0;cursor:pointer}.rdv-settings-checkbox input{width:18px;height:18px;cursor:pointer}.rdv-settings-checkbox span{color:var(--rdv-modal-text-color);font-size:.95rem}.rdv-settings-radio-group{display:flex;flex-wrap:wrap;gap:.5rem}.rdv-settings-radio{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:var(--rdv-modal-section-bg);border-radius:6px;cursor:pointer;transition:background .2s}.rdv-settings-radio:hover{background:var(--rdv-modal-section-bg-hover)}.rdv-settings-radio input{cursor:pointer}.rdv-settings-radio span{font-size:.9rem;color:var(--rdv-modal-text-color)}.rdv-settings-subsection{margin-left:1.5rem;padding-left:1rem;border-left:2px solid var(--rdv-modal-border)}.rdv-settings-hint{margin:.25rem 0 .75rem;padding-left:1.75rem;font-size:.8rem;color:var(--rdv-modal-muted-color);line-height:1.4}.rdv-settings-input-label{display:flex;flex-direction:column;gap:.35rem;margin-top:.75rem}.rdv-settings-input-label span{font-size:.9rem;color:var(--rdv-modal-text-color)}.rdv-settings-text-input{padding:.5rem .75rem;border:1px solid var(--rdv-modal-input-border);border-radius:6px;font-size:.9rem;color:var(--rdv-modal-text-color);background:var(--rdv-modal-section-bg)}.rdv-settings-text-input:focus{outline:none;border-color:var(--rdv-modal-input-focus);box-shadow:0 0 0 2px #3b82f633}.rdv-settings-text-input::placeholder{color:var(--rdv-modal-muted-color)}.rdv-settings-toggle-advanced{background:none;border:none;color:var(--rdv-modal-muted-color);font-size:.9rem;cursor:pointer;padding:.5rem 0;display:flex;align-items:center;gap:.5rem}.rdv-settings-toggle-advanced:hover{color:#374151}.rdv-settings-advanced{margin-top:1rem;padding:1rem;background:var(--rdv-modal-advanced-bg);border-radius:8px}.rdv-settings-field{margin-bottom:1rem}.rdv-settings-field:last-child{margin-bottom:0}.rdv-settings-field label{display:block;font-size:.85rem;color:var(--rdv-modal-muted-color);margin-bottom:.25rem}.rdv-settings-field input,.rdv-settings-field textarea{width:100%;padding:.5rem;border:1px solid var(--rdv-modal-input-border);border-radius:6px;font-size:.9rem}.rdv-settings-field input:focus,.rdv-settings-field textarea:focus{outline:none;border-color:var(--rdv-modal-input-focus);box-shadow:0 0 0 2px #3b82f633}.rdv-settings-footer{padding:1rem 1.5rem;border-top:1px solid var(--rdv-modal-border);display:flex;justify-content:flex-end}.rdv-settings-apply{background:var(--rdv-modal-btn-bg);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:6px;font-size:.95rem;font-weight:500;cursor:pointer;transition:background .2s}.rdv-settings-apply:hover{background:var(--rdv-modal-btn-bg-hover)}.rdv-view-tabs{display:flex;gap:2px;background:#0003;border-radius:var(--rdv-btn-radius);padding:2px}.rdv-view-tab{background:transparent;border:none;color:var(--rdv-btn-color);padding:.35rem .75rem;border-radius:calc(var(--rdv-btn-radius) - 2px);cursor:pointer;font-size:.8rem;font-weight:500;transition:background .2s,color .2s;white-space:nowrap}.rdv-view-tab:hover{background:#ffffff1a}.rdv-view-tab--active{background:var(--rdv-btn-bg);color:var(--rdv-btn-color)}.rdv-view-tab--active:hover{background:var(--rdv-btn-bg-hover)}.rdv-extracting-indicator{color:var(--rdv-input-muted);font-size:.8rem;animation:rdv-pulse 1.5s ease-in-out infinite}@keyframes rdv-pulse{0%,to{opacity:.4}50%{opacity:1}}.rdv-revision-panel{display:flex;flex-direction:column;flex:1;min-height:0;background:var(--rdv-background)}.rdv-revision-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1rem;background:var(--rdv-toolbar-bg);border-bottom:1px solid var(--rdv-toolbar-border);flex-shrink:0}.rdv-revision-stats{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.rdv-revision-stat{font-size:.8rem;font-weight:500;padding:.2rem .5rem;border-radius:4px}.rdv-revision-stat--total{color:var(--rdv-btn-color);background:#ffffff1a}.rdv-revision-stat--insertion{color:#22c55e;background:#22c55e26}.rdv-revision-stat--deletion{color:#ef4444;background:#ef444426}.rdv-revision-stat--move{color:#3b82f6;background:#3b82f626}.rdv-revision-stat--format{color:#a855f7;background:#a855f726}.rdv-revision-filter{background:var(--rdv-btn-bg);border:none;color:var(--rdv-btn-color);padding:.4rem .75rem;border-radius:var(--rdv-btn-radius);font-size:.85rem;cursor:pointer}.rdv-revision-filter:focus{outline:none}.rdv-revision-list{flex:1;overflow-y:auto;min-height:0;padding:.75rem;display:flex;flex-direction:column;gap:.5rem;scroll-behavior:smooth}.rdv-revision-item{background:#f8fafc;border-radius:8px;padding:.75rem;border-left:3px solid #94a3b8}.rdv-revision-item.rdv-revision--insertion{border-left-color:#22c55e;background:linear-gradient(to right,#22c55e14,#f8fafc 50%)}.rdv-revision-item.rdv-revision--deletion{border-left-color:#ef4444;background:linear-gradient(to right,#ef444414,#f8fafc 50%)}.rdv-revision-item.rdv-revision--move{border-left-color:#3b82f6;background:linear-gradient(to right,#3b82f614,#f8fafc 50%)}.rdv-revision-item.rdv-revision--format{border-left-color:#a855f7;background:linear-gradient(to right,#a855f714,#f8fafc 50%)}.rdv-revision-item__header{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem;flex-wrap:wrap}.rdv-revision-type{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.3px;padding:.15rem .5rem;border-radius:4px;background:#0000000f;color:#475569}.rdv-revision--insertion .rdv-revision-type{background:#22c55e26;color:#15803d}.rdv-revision--deletion .rdv-revision-type{background:#ef444426;color:#dc2626}.rdv-revision--move .rdv-revision-type{background:#3b82f626;color:#2563eb}.rdv-revision--format .rdv-revision-type{background:#a855f726;color:#9333ea}.rdv-revision-author{font-size:.85rem;font-weight:500;color:#334155}.rdv-revision-date{font-size:.75rem;color:#64748b;margin-left:auto}.rdv-revision-item__content{display:flex;flex-direction:column;gap:.25rem}.rdv-revision-text{font-size:.9rem;color:#1e293b;line-height:1.5;word-break:break-word}.rdv-revision--deletion .rdv-revision-text{text-decoration:line-through;color:#94a3b8}.rdv-revision-expand{background:none;border:none;color:#3b82f6;font-size:.8rem;cursor:pointer;padding:0;margin-top:.25rem;align-self:flex-start}.rdv-revision-expand:hover{text-decoration:underline}.rdv-revision-item__format-details{display:flex;flex-direction:column;gap:.375rem;margin-top:.625rem;padding-top:.625rem;border-top:1px dashed #e2e8f0}.rdv-format-change{display:flex;align-items:center;gap:.5rem;font-size:.8rem}.rdv-format-change__property{color:#64748b;font-weight:500;min-width:80px}.rdv-format-change__values{display:flex;align-items:center;gap:.375rem}.rdv-format-change__old{color:#ef4444;background:#ef44441a;padding:.1rem .4rem;border-radius:3px;text-decoration:line-through}.rdv-format-change__arrow{color:#94a3b8;font-size:.75rem}.rdv-format-change__new{color:#22c55e;background:#22c55e1a;padding:.1rem .4rem;border-radius:3px}.rdv-format-change__added,.rdv-format-change__removed{font-size:.7rem;color:#94a3b8;font-style:italic}.rdv-revision-move-id{font-size:.7rem;color:#3b82f6;background:#3b82f61a;padding:.1rem .35rem;border-radius:3px;font-family:monospace}.rdv-revision-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:300px;color:var(--rdv-message-color);text-align:center;padding:2rem}.rdv-revision-empty__icon{font-size:4rem;margin-bottom:1rem;opacity:.5}.rdv-revision-empty p{margin:.5rem 0;font-size:1rem;color:#64748b}@media(max-width:768px){.rdv-toolbar{flex-wrap:wrap;gap:.5rem}.rdv-toolbar-center{order:3;flex-basis:100%;justify-content:flex-start}.rdv-revision-header{flex-direction:column;align-items:flex-start}.rdv-revision-filter{width:100%}}.rdv-pages--loading{flex:1;overflow:auto;min-height:0;scroll-behavior:smooth}.rdv-page-placeholders{display:flex;flex-direction:column;align-items:center;padding:20px;min-height:100%}.rdv-page-placeholder{position:relative;background:#fff;border-radius:2px;box-shadow:0 2px 8px #00000026;overflow:hidden}.rdv-page-placeholder__shimmer{position:absolute;inset:0;background:linear-gradient(90deg,#fff0,#fff6,#fff0);animation:rdv-shimmer 1.5s ease-in-out infinite;background-size:200% 100%}@keyframes rdv-shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.rdv-page-placeholder__info{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:.75rem;color:#64748b;font-size:.9rem;text-align:center;background:#fffffff2;padding:1.5rem 2rem;border-radius:8px;box-shadow:0 2px 8px #0000001a}.rdv-page-placeholder__count{font-size:.8rem;color:#94a3b8}.rdv-page-placeholder__number{position:absolute;bottom:12px;left:50%;transform:translate(-50%);font-size:.75rem;color:#94a3b8;background:#ffffffe6;padding:2px 8px;border-radius:4px}.rdv-spinner--small{width:24px;height:24px;border-width:3px}*{box-sizing:border-box}#root{max-width:1200px;margin:0 auto;padding:1rem}.app{min-height:100vh;display:flex;flex-direction:column}.app-header{text-align:center;padding:1.5rem 0;border-bottom:1px solid #e0e0e0;margin-bottom:1rem}.app-header h1{margin:0;font-size:2rem;color:#2c3e50}.subtitle{margin:.5rem 0 0;color:#666;font-size:1rem}.tab-nav{display:flex;gap:.5rem;margin-bottom:1.5rem;border-bottom:2px solid #e0e0e0;padding-bottom:0}.tab-btn{padding:.75rem 1.5rem;border:none;background:transparent;cursor:pointer;font-size:1rem;color:#666;border-bottom:3px solid transparent;margin-bottom:-2px;transition:all .2s}.tab-btn:hover{color:#2c3e50;background:#f5f5f5}.tab-btn.active{color:#3498db;border-bottom-color:#3498db;font-weight:600}.app-main{flex:1;padding:1rem 0}.app-footer{text-align:center;padding:1.5rem;border-top:1px solid #e0e0e0;margin-top:2rem;color:#888;font-size:.875rem}.app-footer a{color:#3498db;text-decoration:none}.app-footer a:hover{text-decoration:underline}input[type=file]{display:none}.file-label{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;background:#f8f9fa;border:2px dashed #ccc;border-radius:8px;cursor:pointer;transition:all .2s;font-size:.95rem;color:#555}.file-label:hover{border-color:#3498db;background:#e8f4fc}.file-icon{font-size:1.25rem}.upload-section{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}.compare-inputs{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:1.5rem}.file-group,.author-group{display:flex;flex-direction:column;gap:.5rem}.file-group label,.author-group label{font-weight:600;color:#2c3e50;font-size:.9rem}.author-group{grid-column:1 / -1}.author-group input{padding:.75rem 1rem;border:1px solid #ddd;border-radius:6px;font-size:1rem;max-width:300px}.author-group input:focus{outline:none;border-color:#3498db;box-shadow:0 0 0 3px #3498db1a}.compare-actions{display:flex;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}.compare-btn,.download-btn,.clear-btn{padding:.75rem 1.5rem;border:none;border-radius:6px;font-size:1rem;cursor:pointer;transition:all .2s;font-weight:500}.compare-btn{background:#3498db;color:#fff}.compare-btn:hover:not(:disabled){background:#2980b9}.compare-btn:disabled{background:#bdc3c7;cursor:not-allowed}.download-btn{background:#27ae60;color:#fff}.download-btn:hover{background:#219a52}.clear-btn{background:#e74c3c;color:#fff}.clear-btn:hover{background:#c0392b}.loading{display:flex;flex-direction:column;align-items:center;padding:2rem;color:#666}.loading-init{padding:3rem;background:#f8f9fa;border-radius:8px;margin:1rem 0}.loading-processing{padding:3rem;background:linear-gradient(135deg,#e8f4fc,#f0f8ff);border:2px solid #3498db;border-radius:12px;margin:1.5rem 0;box-shadow:0 4px 12px #3498db26}.loading-processing p{font-size:1.1rem;font-weight:600;color:#2c3e50;margin:.75rem 0 .5rem}.loading-processing .spinner{width:50px;height:50px;border-width:5px}.loading-hint{display:block;font-size:.85rem;color:#888;margin-top:.5rem}.spinner{width:40px;height:40px;border:4px solid #e0e0e0;border-top-color:#3498db;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error{padding:1rem;background:#fdf2f2;border:1px solid #f8d7da;border-radius:6px;color:#c0392b;margin-bottom:1rem}.revisions-summary{padding:1rem;background:#f8f9fa;border-radius:8px;margin-bottom:1.5rem}.revisions-summary h3{margin:0 0 .75rem;font-size:1rem;color:#2c3e50}.revision-stats{display:flex;gap:1.5rem}.stat{display:inline-flex;align-items:center;gap:.5rem;font-size:.9rem}.stat.insertion{color:#27ae60}.stat.deletion{color:#e74c3c}.stat.move{color:#9b59b6}.stat.format-change{color:#e67e22}.document-content{border:1px solid #e0e0e0;border-radius:8px;overflow:hidden}.html-preview{padding:2rem;background:#fff;color:#333;min-height:400px;max-height:70vh;overflow-y:auto;text-align:left;color-scheme:light}.html-preview *{color:inherit}.html-preview a{color:#3498db}.html-preview ins,.html-preview .docx-ins{background-color:#d4edda;color:#155724;text-decoration:underline}.html-preview del,.html-preview .docx-del{background-color:#f8d7da;color:#721c24;text-decoration:line-through}.options-section{margin-bottom:1.5rem;padding:1rem;background:#f8f9fa;border-radius:8px}.option-group{display:flex;flex-direction:column;gap:.5rem}.option-group>label{font-weight:600;color:#2c3e50;font-size:.9rem}.radio-group{display:flex;flex-wrap:wrap;gap:1rem}.radio-label{display:inline-flex;align-items:center;gap:.4rem;cursor:pointer;font-size:.9rem;color:#555}.radio-label input[type=radio]{display:inline-block;width:auto;margin:0}.checkbox-label{display:inline-flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.9rem;color:#555}.checkbox-label input[type=checkbox]{width:auto;margin:0}.options-row{grid-column:1 / -1;display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;padding:1rem;background:#f8f9fa;border-radius:8px}.option-group input[type=range]{width:100%;max-width:200px}.option-hint{font-size:.75rem;color:#888}.helper-text{color:#666;font-size:.9rem;margin-bottom:1rem}.no-revisions{padding:2rem;text-align:center;color:#666;background:#f8f9fa;border-radius:8px}.toggle-advanced-btn{background:none;border:none;padding:.5rem 0;cursor:pointer;font-size:.9rem;color:#3498db;font-weight:500;display:flex;align-items:center;gap:.25rem}.toggle-advanced-btn:hover{color:#2980b9}.advanced-options{margin-top:1rem;padding-top:1rem;border-top:1px solid #e0e0e0;display:flex;flex-direction:column;gap:1rem}.annotation-viewer{max-width:100%}.structure-summary{padding:1rem;background:#f0f8ff;border-radius:8px;margin-bottom:1rem}.structure-summary h3{margin:0 0 .5rem;font-size:1rem;color:#2c3e50}.structure-stats{display:flex;gap:1.5rem}.annotations-summary{padding:1rem;background:#f8f9fa;border-radius:8px;margin-bottom:1.5rem}.summary-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;flex-wrap:wrap;gap:1rem}.summary-header h3{margin:0;font-size:1rem;color:#2c3e50}.summary-actions{display:flex;gap:.5rem}.add-annotation-form{padding:1rem;background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin-bottom:1rem}.add-annotation-form h4{margin:0 0 1rem;font-size:1rem;color:#2c3e50}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.25rem;font-weight:500;color:#555;font-size:.9rem}.form-row{display:flex;gap:1rem}.form-row .form-group{flex:1}.color-input{width:60px;height:36px;padding:2px;border:1px solid #ddd;border-radius:6px;cursor:pointer}.number-input{max-width:80px}.form-error{padding:.5rem;background:#fdf2f2;border:1px solid #f8d7da;border-radius:4px;color:#c0392b;margin-bottom:1rem;font-size:.85rem}.form-actions{display:flex;gap:.5rem}.no-annotations{padding:2rem;text-align:center;color:#666;background:#fff;border:1px dashed #ddd;border-radius:8px}.annotations-list{display:flex;flex-direction:column;gap:.75rem;max-height:50vh;overflow-y:auto}.annotation-item{border:1px solid #e0e0e0;border-left:4px solid #FFEB3B;border-radius:6px;overflow:hidden;background:#fff}.annotation-header{display:flex;align-items:center;gap:.75rem;padding:.5rem .75rem;background:#fafafa;font-size:.85rem}.annotation-label{padding:.2rem .5rem;border-radius:4px;font-weight:600;font-size:.75rem;color:#333}.annotation-id{color:#888;font-size:.75rem;font-family:monospace}.remove-btn{margin-left:auto;background:none;border:none;color:#e74c3c;font-size:1.25rem;cursor:pointer;padding:0 .25rem;line-height:1}.remove-btn:hover{color:#c0392b}.annotation-text{padding:.75rem;font-style:italic;color:#555;border-top:1px solid #eee}.annotation-meta{padding:.5rem .75rem;font-size:.8rem;color:#888;border-top:1px solid #eee}.annotation-preview{margin-top:1.5rem}.annotation-preview h3{margin-bottom:.75rem;color:#2c3e50}.annotation-preview .preview-content{background:#fff;border:1px solid #ddd;border-radius:8px;padding:1.5rem;max-height:500px;overflow-y:auto}@media(max-width:768px){.compare-inputs{grid-template-columns:1fr}.tab-nav{flex-direction:column}.tab-btn{border-bottom:none;border-left:3px solid transparent;text-align:left}.tab-btn.active{border-left-color:#3498db;border-bottom-color:transparent}.options-row{grid-template-columns:1fr}.radio-group{flex-direction:column;gap:.5rem}}