:root{--primary: #007f8b;--primary-hover: #006069;--bg-color: #f8f9fa;--surface: #ffffff;--text-main: #202124;--text-secondary: #5f6368;--border-color: #e0e0e0;--sidebar-width: 260px;--controls-width: 320px;--radius-sm: 8px;--radius-md: 12px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--header-height: 64px;--secondary: #5f6368;--secondary-hover: #3c4043}*{box-sizing:border-box}.audio-viewport .results-container.active{display:block}html{height:100%}body{margin:0;font-family:Google Sans,Roboto,sans-serif;color:var(--text-main);background:var(--bg-color);height:100vh;overflow:hidden;-webkit-font-smoothing:antialiased}#app{height:100%;width:100%}.app-container{display:flex;height:100%}.sidebar{width:var(--sidebar-width);background:var(--surface);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0;z-index:10;box-shadow:2px 0 5px #0000000d;overflow-y:auto;min-height:0}.controls-panel{width:var(--controls-width);background:var(--surface);border-right:1px solid var(--border-color);padding:24px;overflow-y:auto;flex-shrink:0;display:flex;flex-direction:column;min-height:0}.sidebar-header{height:var(--header-height);display:flex;align-items:center;padding:0 24px;border-bottom:1px solid var(--border-color)}.sidebar-logo-text{font-size:1.25rem;font-weight:500;color:var(--text-secondary);display:flex;align-items:center;gap:12px}.sidebar-nav ul{list-style:none;padding:12px 16px;margin:0}.nav-button{width:100%;text-align:left;padding:12px 16px;margin-bottom:8px;border-radius:var(--radius-sm);border:none;background:transparent;font-family:inherit;font-size:.95rem;font-weight:500;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;transition:all .2s ease;text-decoration:none}.nav-button:hover{background:#007f8b14;color:var(--primary);padding-left:20px}.nav-button.active{background:#007f8b1f;color:var(--primary);font-weight:600;border-left:3px solid var(--primary);padding-left:13px}.category-header{padding:16px 24px 8px;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;font-weight:600;color:var(--text-secondary);margin-top:8px}.main-content{flex:1;overflow:hidden;position:relative}.task-container{display:flex;height:100%}.controls-panel{width:var(--controls-width);background:var(--surface);border-right:1px solid var(--border-color);padding:24px;overflow-y:auto;flex-shrink:0;display:flex;flex-direction:column}.cam-container{flex:1;min-height:0;min-width:0;position:relative;width:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;background:transparent;overflow:hidden}.section-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.5px;font-weight:600;color:var(--text-secondary);margin-bottom:16px;margin-top:8px}.section-title:first-child{margin-top:0}.tabs-container{display:flex;background:#f1f3f4;padding:4px;border-radius:var(--radius-sm);margin-bottom:16px;gap:4px}.tab-button{flex:1;border:none;background:transparent;padding:8px;border-radius:6px;font-size:.85rem;font-weight:500;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .2s}.tab-button:hover{color:var(--text-main)}.tab-button.active{background:var(--surface);color:var(--primary);box-shadow:0 1px 2px #0000000d}.tab-content{display:none}.tab-content.active{display:block;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.select-wrapper{position:relative;margin-bottom:16px}.select-wrapper:after{content:"expand_more";font-family:Material Icons;position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text-secondary);pointer-events:none;font-size:1.2rem}select{width:100%;padding:10px 36px 10px 12px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--surface);font-family:inherit;font-size:.9rem;color:var(--text-main);-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;transition:border-color .2s}select:focus{outline:none;border-color:var(--primary)}.control-group{margin-bottom:20px}.control-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.9rem;color:var(--text-main);font-weight:500}.value-badge{background:#f1f3f4;padding:2px 8px;border-radius:12px;font-size:.8rem;color:var(--text-secondary);font-family:Roboto Mono,monospace}.range-slider{width:100%;-webkit-appearance:none;height:4px;background:#e0e0e0;border-radius:2px;outline:none;transition:background .2s}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--primary);cursor:pointer;box-shadow:0 2px 4px #0003;transition:transform .1s}.file-upload-btn{display:flex;align-items:center;justify-content:center;padding:12px;border:1px dashed var(--border-color);border-radius:var(--radius-sm);background:#fafafa;color:var(--text-secondary);font-size:.9rem;cursor:pointer;transition:all .2s;text-align:center}.file-upload-btn input{display:none}.status-text{font-size:.8rem;color:var(--text-secondary);margin-top:4px;text-align:center}.divider{height:1px;background:var(--border-color);margin:24px 0}.status-message{font-size:.9rem;margin-bottom:4px;color:var(--text-main);font-weight:500}.inference-time{font-size:.85rem;color:var(--text-secondary);font-family:Roboto Mono,monospace}.output-panel{flex:1;min-height:0;min-width:0;display:flex;flex-direction:column;background:#f0f2f5;padding:24px;overflow:hidden}.output-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;height:var(--header-height)}.output-header h2{font-size:1.5rem;font-weight:400;color:var(--text-main);margin:0}.view-tabs{display:flex;background:var(--surface);border-radius:24px;padding:4px;box-shadow:var(--shadow-sm)}.view-tab{padding:8px 20px;border-radius:20px;border:none;background:transparent;font-size:.9rem;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all .2s}.view-tab.active{background:var(--primary);color:#fff}.viewport{flex:1;min-height:0;min-width:0;background:var(--surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);position:relative;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:24px 0}.view-content{width:100%;display:none}.view-content.active{flex:0 0 auto;min-height:0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:flex-start}.audio-visualizer-container{width:100%;height:120px;border-radius:var(--radius-sm);overflow:hidden;margin-top:20px;position:relative;border:1px solid var(--border-color);background:#f8f9fa;box-shadow:inset 0 1px 3px #0000000d}#waveform-canvas{width:100%;height:100%;display:block}.video-wrapper{position:relative;width:100%;height:auto;min-height:0;min-width:0;max-width:640px;max-height:480px;aspect-ratio:auto;display:grid;place-items:center;border-radius:var(--radius-md);overflow:hidden;background:transparent;margin-bottom:1rem}video{display:block;width:100%;height:100%;object-fit:contain;transform:rotateY(180deg);grid-area:1 / 1}.video-wrapper canvas{width:100%;height:100%;object-fit:contain;pointer-events:none;grid-area:1 / 1;position:relative;opacity:1;transition:opacity .2s;transform:rotateY(180deg)}#output_canvas{z-index:10}#output_overlay{z-index:20}.action-button{margin-top:10px;background:var(--primary);color:#fff;border:none;padding:12px 24px;border-radius:30px;font-size:1rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:8px;box-shadow:var(--shadow-md);z-index:20;transition:all .2s}.cam-container>.action-button,.cam-container .webcam-controls{position:relative;margin:20px auto 0;z-index:10}.cam-container .webcam-controls .action-button{position:relative;bottom:auto;left:auto;transform:none;margin:0}.audio-viewport .cam-container .action-button{position:relative;bottom:auto;left:auto;transform:none;margin:20px auto;display:flex}.audio-viewport .cam-container{background:transparent;flex-direction:column;justify-content:center;align-items:center;padding:24px}.audio-viewport .cam-container .action-button:hover{transform:none;box-shadow:var(--shadow-md)}.action-button:disabled{background:#ccc;cursor:not-allowed;transform:none}.canvas-wrapper{position:relative;display:inline-block;max-width:100%}.preview-container .canvas-wrapper img{display:block;max-width:100%;max-height:480px;width:auto;height:auto;border-radius:var(--radius-md)}.preview-container .canvas-wrapper canvas{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;border-radius:var(--radius-md)}.preview-container{position:relative;width:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;margin-bottom:1rem}.upload-dropzone{position:relative;width:100%;max-width:640px;border-radius:var(--radius-md);display:flex;flex-direction:column;align-items:center;justify-content:center;background:transparent;margin:0 auto 1rem}.upload-dropzone:hover .dropzone-content{border-color:var(--primary);background:#e3f2fd}.dropzone-content{display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center;padding:40px 20px;width:100%;border:2px dashed #ccc;border-radius:var(--radius-md);background:#f8f9fa;box-sizing:border-box;transition:all .2s;cursor:pointer}.large-icon{font-size:64px;color:#aaa}.upload-dropzone input[type=file]{display:none}.preview-container audio{width:100%;outline:none;border-radius:30px}.legend-container{display:flex;flex-wrap:wrap;gap:8px;padding:10px;background:#fffc;border-radius:var(--radius-md);margin-top:10px;justify-content:center;min-height:30px}.legend-item{display:flex;align-items:center;gap:6px;font-size:.9rem;color:var(--text-main);background:var(--surface);padding:4px 8px;border-radius:4px;box-shadow:var(--shadow-sm)}.legend-color{width:16px;height:16px;border-radius:4px;border:1px solid rgba(0,0,0,.1)}.material-icons{font-family:Material Icons;font-weight:400;font-style:normal;font-size:24px;display:inline-block;line-height:1;text-transform:none;letter-spacing:normal;word-wrap:normal;white-space:nowrap;direction:ltr;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;-moz-osx-font-smoothing:grayscale;font-feature-settings:"liga"}.mobile-header,.menu-toggle{display:none}.re-upload{position:relative;margin-top:15px;display:flex;z-index:20}.re-upload:hover{background:var(--primary-hover)}.action-button:hover{background:var(--primary-hover);box-shadow:var(--shadow-md)}.cam-container>.action-button:hover{transform:translate(-50%)}.viewport.loading-model:after{content:"Loading Model...";position:absolute;top:0;left:0;right:0;bottom:0;background:#ffffffd9;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--primary);font-weight:500;z-index:100;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}@media (max-width: 900px){.controls-panel{width:260px}}@media (max-width: 768px){.app-container{flex-direction:column}.sidebar{display:none!important}.controls-panel{width:100%;height:auto;border-right:none;border-bottom:1px solid var(--border-color);padding:16px}.output-panel{overflow-y:visible}.app-container{height:auto;overflow-y:auto}.sidebar.open{display:flex!important;position:fixed;height:100%;z-index:1000}.mobile-header{display:flex!important;align-items:center;justify-content:space-between;padding:10px 16px;background-color:var(--surface);border-bottom:1px solid var(--border-color);height:var(--header-height);position:sticky;top:0;z-index:100}.mobile-task-select{padding:8px 12px;border-radius:var(--radius-sm);border:1px solid var(--border-color);font-size:16px;background-color:#fff;flex-grow:1;margin-left:10px;max-width:250px}.main-content{height:auto;min-height:calc(100vh - var(--header-height));padding:16px;overflow-y:auto}.task-container{flex-direction:column!important}.controls-panel{width:100%;height:auto;max-height:40vh;border-right:none;border-bottom:1px solid var(--border-color);flex-shrink:0}.output-panel{height:60vh}.sidebar-header .menu-toggle,.mobile-header .menu-toggle{display:block}.preview-container{width:100%;height:auto;aspect-ratio:4/3}}.audio-viewport{justify-content:flex-start!important;padding-top:40px}.audio-viewport .view-content.active{height:auto;flex:0 0 auto;margin-bottom:20px}.audio-viewport .results-container{width:100%;max-width:600px;margin-top:20px;padding:0 10px;box-sizing:border-box}.progress-container{width:100%;margin-top:12px;background:#e0e0e0;border-radius:2px;overflow:hidden}.progress-bar{width:0%;height:4px;background:var(--primary);border-radius:2px;transition:width .2s ease}.progress-text{font-size:.75rem;color:var(--text-secondary);text-align:center;margin-top:4px}.classification-results{margin:10px auto 0;display:flex;flex-direction:column;gap:12px;width:100%;max-width:600px}.classification-row{background:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:12px 16px;display:flex;align-items:center;justify-content:space-between;box-shadow:var(--shadow-sm);transition:transform .2s}.category-name{font-weight:500;color:var(--text-main);font-size:.95rem;text-transform:capitalize;flex:1}.score-container{display:flex;align-items:center;gap:12px;width:140px}.score-bar{flex:1;height:8px;background:#e0e0e0;border-radius:4px;overflow:hidden;position:relative}.score-bar:after{content:"";position:absolute;left:0;top:0;bottom:0;width:var(--width, 0%);background:var(--primary);border-radius:4px;transition:width .4s ease-out}.score-text{font-family:Roboto Mono,monospace;font-size:.85rem;color:var(--text-secondary);width:40px;text-align:right}.classification-results{margin-top:10px;display:flex;flex-direction:column;gap:12px;width:100%;min-height:160px;flex-shrink:0}.classification-row{background:var(--surface);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:12px 16px;display:flex;align-items:center;gap:16px;box-shadow:var(--shadow-sm);transition:all .2s ease}.classification-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary)}.category-name{font-weight:500;color:var(--text-main);font-size:.95rem;text-transform:capitalize;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.score-container{display:flex;align-items:center;gap:12px;width:160px;flex-shrink:0}.score-track{flex:1;height:8px;background:#e0e0e0;border-radius:4px;overflow:hidden}.score-fill{height:100%;background:var(--primary);border-radius:4px;transition:width .3s cubic-bezier(.4,0,.2,1)}.score-text{width:40px;text-align:right;font-family:Roboto Mono,monospace;font-size:.85rem;color:var(--text-secondary);font-weight:500}.no-results{text-align:center;color:var(--text-secondary);font-style:italic;padding:20px;background:#f8f9fa;border-radius:var(--radius-sm);border:1px dashed var(--border-color)}.webcam-capture,.webcam-overlay{position:absolute;top:0;left:0;width:100%;height:100%}.webcam-overlay{pointer-events:auto;z-index:10}.video-wrapper{position:relative}.action-button.secondary{background-color:var(--secondary);color:#fff}.action-button.secondary:hover{background-color:var(--secondary-hover)}.action-button.secondary:disabled{background-color:#ccc;cursor:not-allowed}.webcam-controls{display:flex;gap:12px;justify-content:center;margin-top:12px}.upload-dropzone.active{border:none;background:transparent;padding:0}.upload-dropzone.active .dropzone-content{display:none}.webcam-overlay.clickable{cursor:crosshair}.webcam-placeholder{grid-area:1 / 1;width:100%;aspect-ratio:4 / 3;min-height:240px;border:2px dashed #94a3b8;border-radius:12px;background-color:#f1f5f9;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:5;pointer-events:none;transition:opacity .3s;box-sizing:border-box}.webcam-placeholder.hidden{opacity:0!important;display:none!important}.webcam-placeholder .material-icons{font-size:48px;color:var(--primary);margin-bottom:12px}.webcam-placeholder p{font-size:1.1rem;font-weight:500;margin:0;color:var(--primary)}.classification-item{display:flex;align-items:center;margin-bottom:16px;padding:16px;background:var(--surface, #fff);border-radius:12px;border:1px solid var(--border-color, #eee);box-shadow:0 2px 4px #00000005}.class-name{width:100px;font-weight:600;font-size:14px;color:var(--text-main, #333);text-transform:capitalize;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.class-bar-container{flex-grow:1;background:#f0f2f5;height:10px;border-radius:5px;overflow:hidden;margin:0 15px}.class-bar{height:100%;background:var(--primary, #007f8b);border-radius:5px;transition:width .5s cubic-bezier(.4,0,.2,1)}.class-score{width:45px;text-align:right;font-family:Roboto Mono,monospace;font-size:14px;font-weight:500;color:var(--primary, #007f8b)}