.tts-no-select .doc-content{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;cursor:pointer}.tts-no-select .doc-content input,.tts-no-select .doc-content textarea,.tts-no-select .doc-content [contenteditable]{-webkit-user-select:text;user-select:text;-webkit-touch-callout:default}.browser-tts-root{width:0;height:0;position:fixed;top:0;left:0}.browser-word-highlight{z-index:999;pointer-events:none;background:#6366f140;border-radius:3px;position:fixed}.browser-speak-btn{z-index:1000;background:var(--accent,#6366f1);color:#fff;cursor:pointer;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;transition:background .15s;display:flex;position:fixed;transform:translate(calc(-100% - 8px),-50%);box-shadow:0 2px 12px #00000040}.browser-speak-btn:hover{transform:translate(calc(-100% - 8px),-50%)scale(1.1)}.browser-speak-btn:active{transform:translate(calc(-100% - 8px),-50%)scale(.95)}.browser-speak-btn.speaking{background:#ef4444;animation:1.2s ease-in-out infinite speak-pulse}.browser-close-btn{z-index:1000;color:#fff;cursor:pointer;background:#6b7280;border:none;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;transition:background .15s,transform .15s;display:flex;position:fixed;transform:translate(8px,-50%);box-shadow:0 2px 10px #00000040}.browser-close-btn:hover{background:#4b5563;transform:translate(8px,-50%)scale(1.1)}.browser-close-btn:active{transform:translate(8px,-50%)scale(.95)}.browser-translate-bubble{z-index:1000;color:#f9fafb;word-break:break-word;background:#1f2937;border-radius:14px;max-width:360px;padding:8px 12px;font-size:14px;line-height:1.5;animation:.15s ease-out bubble-in;position:fixed;transform:translate(-50%);box-shadow:0 4px 16px #0000004d}.browser-translate-bubble:after{content:"";background:#1f2937;width:12px;height:12px;position:absolute;top:-6px;left:50%;transform:translate(-50%)rotate(45deg)}.browser-translate-loading{opacity:.8}.browser-translate-error{color:#fca5a5}@keyframes speak-pulse{0%,to{box-shadow:0 2px 12px #ef444459}50%{box-shadow:0 2px 20px #ef444499}}@keyframes bubble-in{0%{opacity:0;transform:translate(-50%,4px)}to{opacity:1;transform:translate(-50%)}}