:root{--bg-color: #f0f4f8;--text-color: #333;--card-bg: #fff;--primary: #2ecc71;--primary-text: #fff;--drop-zone-bg: #fff;--drop-zone-border: #7f8c8d;--threshold-line: rgba(0, 0, 0, .5);--input-bg: #fff;--input-border: #ccc;--slider-track: #ddd;--slider-thumb: #5a5aff;--background-export: rgba(0, 0, 0, .1)}body.dark-mode{--bg-color: #121212;--text-color: #e0e0e0;--card-bg: #1e1e1e;--primary: #27ae60;--primary-text: #fff;--drop-zone-bg: #1c1c1c;--drop-zone-border: #555;--threshold-line: rgba(0, 0, 0, .5);--input-bg: #2a2a2a;--input-border: #555;--slider-track: #555;--slider-thumb: #75b7e4;--background-export: rgba(255, 255, 255, .1)}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;margin:0;background:var(--bg-color);color:var(--text-color);text-align:center;transition:background .3s ease,color .3s ease}wave::-webkit-scrollbar{height:0}::-webkit-scrollbar{width:0px}h1{margin:20px 10px;font-size:2em;color:var(--text-color)}.drop-zone{display:flex;align-items:center;justify-content:center;height:128px;border:2px dashed var(--drop-zone-border);margin:20px 10px;background:var(--drop-zone-bg);border-radius:12px;cursor:pointer;transition:background-color .3s,border-color .3s;box-shadow:0 2px 8px #0000000d}#drop-zone-text p{margin:0;line-height:1.5}#drop-zone-text button{margin-top:8px}.drop-zone.dragover{border-color:#3498db;background-color:#ecf7ff}#browseBtn{font-family:inherit;border:none;border-radius:8px;padding:10px 20px;font-size:16px;cursor:pointer;transition:background-color .2s ease,color .2s ease;background-color:var(--primary);color:var(--primary-text)}browseBtn:hover{opacity:.9}#waveformContainer{margin:0 10px;position:relative}#waveform{width:100%;height:128px;background-color:#dde1e7;border-radius:8px;margin-bottom:20px;display:none}#thresholdLine{position:absolute;left:0;width:100%;height:2px;background-color:var(--threshold-line);pointer-events:none;display:none}#videoPreview2container{width:50%;aspect-ratio:16 / 9;background:#80808035;border-radius:3%;display:flex;align-items:center;justify-content:center;overflow:hidden;transition:width .4s ease,height .4s ease;margin:0 auto}#videoPreview2container.big{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:1010;background-color:#121212f9}#videoPreview2container.small{width:30%;height:auto;box-sizing:border-box}#videoPreview2{width:100%;height:100%;object-fit:contain}.main-layout{display:flex;justify-content:space-between;align-items:stretch;gap:20px;width:100%;padding:0 20px;box-sizing:border-box}.controls{display:flex;flex-direction:column;justify-content:space-between;width:70%;height:100%;box-sizing:border-box;background:var(--card-bg);border-radius:12px;padding:20px;box-shadow:0 2px 10px #0000000d}.controls .control-group{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;margin-bottom:1.5rem}.controls .control-group:last-child{margin-bottom:0}.control-group label{flex:0 0 120px;text-align:left;font-weight:700}.slider-row{display:flex;align-items:center;gap:22px;flex:1;min-width:0}.slider-row input[type=range]{flex:1;min-width:0;height:6px;-moz-appearance:none;appearance:none;-webkit-appearance:none;border-radius:3px;background:linear-gradient(to right,var(--slider-thumb) 0%,var(--slider-thumb) var(--value, 50%),var(--slider-track) var(--value, 50%),var(--slider-track) 100%);background-size:100% 100%;background-repeat:no-repeat;transition:background .2s ease}.slider-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background-color:var(--slider-thumb);cursor:pointer}.slider-row input[type=range]::-moz-range-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background-color:var(--slider-thumb);cursor:pointer}.input-wrap{display:flex;align-items:center;gap:6px;width:80px;justify-content:flex-end;white-space:nowrap}.input-wrap input[type=number]{width:70px;height:32px;padding:0 6px;border-radius:6px;background-color:var(--input-bg);color:var(--text-color);border:1px solid var(--input-border);text-align:center;box-sizing:border-box}.input-wrap span{font-size:14px;line-height:1}#Play-Non-Silent{background-color:#3e5126e3;color:#fff;margin:0 5px}#invert{background-color:#7f8c8d}.donate-form{position:fixed;top:10px;right:10px;z-index:1000}.download-btn{display:none;margin-top:20px;background-color:#e67e22;color:#fff;margin-bottom:110px}.download-btn:hover{background-color:#d35400}#waveform wave:first-child{color:#fff}.theme-toggle{all:unset;position:fixed;top:10px;left:10px;z-index:1000;cursor:pointer;font-size:24px;background:var(--card-bg);color:var(--text-color);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px #0000001a;transition:background .3s ease,color .3s ease}#audioPreview{display:none}.bug-report{text-align:center;font-size:13px;margin-top:0;color:var(--text-color);background:transparent;opacity:.6}.bug-report a{color:var(--text-color);text-decoration:underline;transition:opacity .2s}.bug-report a:hover{opacity:.8}.keyboard-shortcuts{margin-right:10vw;flex:0 0 250px;max-width:300px;padding:20px 36px;background:var(--card-bg);color:var(--text-color);border-radius:8px;box-shadow:0 2px 6px #0000001a;font-size:.95rem;text-align:left}.keyboard-shortcuts h2{margin:0 0 19px;font-size:1em;text-align:center}.keyboard-shortcuts ul{list-style:none;padding:0;margin:0;text-align:left}.keyboard-shortcuts kbd{display:inline-block;padding:2px 6px;font-family:monospace;font-size:.9em;background:var(--input-bg);color:var(--text-color);border:1px solid var(--input-border);border-radius:4px;box-shadow:inset 0 -1px #0003}.bottom-row{display:flex;align-items:flex-start;justify-content:center;gap:24px;margin:10px auto 0;max-width:800px}#statsPanel{min-width:56vw;flex:1 1 auto;font-size:18px;font-weight:700;background:var(--card-bg);padding:15px;border-radius:10px;max-width:700px;box-shadow:0 2px 6px #0000000d;margin:0;transition:background .3s ease,color .3s ease}button{font-family:inherit;font-weight:600;font-size:16px;padding:12px 24px;background:transparent;color:var(--text-color);border:2px solid var(--text-color);border-radius:6px;cursor:pointer;transition:background .2s ease,color .2s ease,border-color .2s ease}button:hover{background:var(--background-export)}button#invert{background:var(--input-bg);color:var(--text-color);border-color:var(--input-border)}button#invert:hover{background:#7e7e7e;color:var(--primary-text)}.keyboard-shortcuts li{display:flex;align-items:center;margin:10px 0}.keyboard-shortcuts .key{width:100px;flex-shrink:0}.keyboard-shortcuts .description{flex:1;padding-left:10px}.video-timestamp{max-width:500px;margin:10px 12vw;font-family:Comic Sans MS,cursive,sans-serif;font-size:1rem;font-weight:700;text-align:left;color:#7b7575}