.login-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);z-index:1000;justify-content:center;align-items:center;}.login-modal.show{display:flex;}.login-modal-content{background:#fff;border-radius:12px;padding:2rem;width:90%;max-width:400px;text-align:center;position:relative;box-shadow:0 10px 30px rgba(0,0,0,0.3);}.login-modal-header{display:flex;align-items:center;justify-content:flex-start;margin-bottom:2rem;color:#333;font-size:18px;font-weight:500;}.login-modal-header .refresh-icon{margin-left:auto;cursor:pointer;color:#666;width:32px;height:32px;border-radius:4px;transition:background-color 0.3s ease;display:flex;align-items:center;justify-content:center;}.login-modal-header .refresh-icon:hover{background-color:#f0f0f0;}.login-description{color:#666;font-size:14px;line-height:1.5;margin-bottom:2rem;}.login-buttons{display:flex;gap:1rem;justify-content:center;}.login-btn-primary{background:#4285f4;color:white;border:none;padding:0.5rem 1.5rem;border-radius:6px;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:0.5rem;}.login-btn-primary:hover{background:#3367d6;}.login-btn-secondary{background:transparent;color:#4285f4;border:1px solid #4285f4;padding:0.5rem 1.5rem;border-radius:6px;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:0.5rem;}.login-btn-secondary:hover{background:#f8f9fa;}.nav-right{display:flex;align-items:center;gap:2rem;}.logo{display:flex;align-items:center;gap:0.5rem;text-decoration:none;}.logo-img{height:32px;width:auto;}.logo-text{font-size:1.5rem;font-weight:bold;color:#333;transition:color 0.3s ease;}.nav-links{display:flex;list-style:none;gap:3rem;margin:0;padding:0;}.nav-links a{text-decoration:none;color:#666;transition:color 0.3s;font-weight:500;}.nav-links a:hover{color:#007bff;}.nav-buttons{display:flex;gap:1rem;align-items:center;}.nav-button{padding:0.5rem 1rem;border:none;border-radius:5px;cursor:pointer;transition:all 0.3s;font-size:0.9rem;}.login-btn{background:transparent;color:#333;border:1px solid rgba(0,0,0,0.3);}.login-btn:hover{background:rgba(0,0,0,0.05);}.register-btn{background:rgb(78,115,223);color:white;}.register-btn:hover{background:#0056b3;}.main-content{margin-top:80px;padding:2rem;}.lrc-editor{background:white;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,0.1);overflow:hidden;margin:0 auto;width:100%;max-width:1280px;border:1px solid #cbcbcb;}.toolbar{background:white;padding:1.5rem;border-top:1px solid #e9ecef;display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:center;width:100%;max-width:1280px;margin:0 auto;box-shadow:0 -2px 10px rgba(0,0,0,0.1);}.toolbar-group{display:flex;gap:0.5rem;align-items:center;}.btn{padding:0.5rem 1rem;border:0px solid #667eea;border-radius:8px;background:#667eea;color:white;cursor:pointer;transition:all 0.3s;font-size:0.9rem;font-weight:500;}.toolbar .btn:hover{background:#5a6fd8;border-color:#5a6fd8;transform:translateY(-2px);box-shadow:0 6px 20px rgba(102,126,234,0.3);}.btn:hover{background:#f8f9fa;border-color:#007bff;}.btn.primary{background:#007bff;color:white;border-color:#007bff;}.btn.primary:hover{background:#0056b3;}.btn.secondary{background:#28a745;}.btn.secondary:hover{background:#1e7e34;}.btn.secondary.active{background:#dc3545;}.btn.secondary.active:hover{background:#c82333;}.btn:disabled{opacity:0.6;cursor:not-allowed;}.file-input{display:none;}.lrc-intro{padding:1rem;background:#f8f9fa;text-align:center;margin:1rem;background-color:#e7f8ff;}.lrc-intro p{margin:0;color:#0081bb;font-size:1rem;line-height:1.5;font-weight:500;}.editor-body{display:flex;height:550px;}.audio-panel{width:300px;background:#f8f9fa;border-right:1px solid #e9ecef;padding:1.5rem;display:flex;flex-direction:column;gap:1rem;}.audio-upload{text-align:center;margin-bottom:1rem;}.audio-upload .btn{width:100%;padding:0.75rem 1rem;font-size:0.9rem;}.audio-info{text-align:center;}.audio-title{font-weight:600;margin-bottom:0.5rem;color:#333;}.audio-duration{color:#666;font-size:0.9rem;}.audio-controls{display:flex;flex-direction:column;gap:1rem;}.time-display{text-align:center;font-size:1.5rem;font-weight:600;color:#007bff;background:white;padding:1rem;border-radius:8px;border:2px solid #e9ecef;}.progress-container{position:relative;}.progress-bar{width:100%;height:6px;background:#e9ecef;border-radius:3px;cursor:pointer;}.progress-fill{height:100%;background:#007bff;border-radius:3px;width:0%;transition:width 0.1s;}.lyrics-panel{flex:1;display:flex;flex-direction:column;}.lyrics-header{padding:1rem 1.5rem;background:#f8f9fa;border-bottom:1px solid #e9ecef;display:flex;justify-content:space-between;align-items:center;}.lyrics-title{font-weight:600;color:#333;}.lyrics-stats{color:#666;font-size:0.9rem;}.lyrics-content{flex:1;overflow-y:auto;padding:1rem;}.lyric-line{display:flex;align-items:center;padding:0.5rem;margin-bottom:0.5rem;border-radius:6px;transition:all 0.3s;cursor:pointer;}.lyric-line:hover{background:#f8f9fa;}.lyric-line.active{background:#e3f2fd;border:2px solid #007bff;}.line-number{width:40px;text-align:center;color:#666;font-size:0.8rem;}.line-time{width:80px;text-align:center;font-family:monospace;font-size:0.9rem;color:#007bff;cursor:pointer;}.line-time:hover{background:#f0f0f0;border-radius:4px;}.line-text{flex:1;padding:0 1rem;border:none;background:transparent;font-size:1rem;outline:none;}.line-actions{display:flex;gap:0.25rem;}.action-btn{width:24px;height:24px;border:none;background:transparent;cursor:pointer;border-radius:4px;display:flex;align-items:center;justify-content:center;color:#666;transition:all 0.3s;}.action-btn:hover{background:#f0f0f0;color:#333;}.empty-state{text-align:center;padding:3rem;color:#666;}.empty-icon{font-size:3rem;margin-bottom:1rem;opacity:0.5;}.floating-icons{position:fixed;bottom:30px;right:30px;display:flex;flex-direction:column;gap:15px;z-index:1000;}.floating-icon{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.3s ease;box-shadow:0 4px 15px rgba(0,0,0,0.2);position:relative;}.mobile-icon{background:#00C851;position:relative;}.email-icon{background:#FF4081;position:relative;}.scroll-top-icon{background:#9C27B0;}.floating-icon:hover{transform:scale(1.1);box-shadow:0 6px 20px rgba(0,0,0,0.3);}.qr-tooltip{position:absolute;right:60px;top:50%;transform:translateY(-50%);background:white;padding:15px;border-radius:10px;box-shadow:0 8px 30px rgba(0,0,0,0.15);opacity:0;visibility:hidden;transition:all 0.3s ease;white-space:nowrap;border:1px solid #e0e0e0;}.qr-tooltip::after{content:'';position:absolute;left:100%;top:50%;transform:translateY(-50%);border:8px solid transparent;border-left-color:white;}.qr-tooltip img{width:120px;height:120px;display:block;border-radius:8px;}.qr-subtitle{text-align:center;margin-top:8px;font-size:12px;color:#666;font-weight:500;}.mobile-icon:hover .qr-tooltip{opacity:1;visibility:visible;}.email-tooltip{position:absolute;right:60px;top:50%;transform:translateY(-50%);background:#333;color:white;padding:8px 12px;border-radius:6px;font-size:12px;opacity:0;visibility:hidden;transition:all 0.3s ease;white-space:nowrap;}.email-tooltip::after{content:'';position:absolute;left:100%;top:50%;transform:translateY(-50%);border:5px solid transparent;border-left-color:#333;}.email-icon:hover .email-tooltip{opacity:1;visibility:visible;}.email-tooltip.copied{background:#28a745;}.email-tooltip.copied::after{border-left-color:#28a745;}.login-buttons a{text-decoration:none;}@media (max-width:768px){.footer-content{grid-template-columns:1fr;gap:30px;text-align:center;}.footer-section-1{text-align:center;}.floating-icons{bottom:20px;right:20px;gap:12px;}.floating-icon{width:45px;height:45px;}.qr-tooltip{right:55px;padding:12px;}.qr-tooltip img{width:100px;height:100px;}.email-tooltip{right:55px;}}@media (max-width:768px){.platform-header{padding:0.8rem 1rem 0.3rem;margin-bottom:0.8rem;}.editor-title{font-size:20px;padding:0.5rem 1rem;}.login-modal-content{width:95%;padding:1.5rem;}.login-modal-header{font-size:16px;margin-bottom:1.5rem;}.login-description{font-size:13px;margin-bottom:1.5rem;}.login-buttons{flex-direction:column;gap:0.8rem;}.login-btn-primary,.login-btn-secondary{width:100%;justify-content:center;}.navbar{padding:0 1rem;}.nav-links{display:none;}.main-content{padding:1rem;}.page-title{font-size:2rem;}.editor-body{flex-direction:column;height:auto;}.audio-panel{width:100%;border-right:none;border-bottom:1px solid #e9ecef;}.toolbar{flex-direction:column;align-items:stretch;}.toolbar-group{justify-content:center;}}.footer{background-color:#f8f9fa;padding:60px 0 40px;border-top:1px solid #e9ecef;margin-top:60px;}