.topbar[data-v-b127ca03]{position:sticky;top:0;z-index:50;background:var(--topbar-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--topbar-border)}.topbar-content[data-v-b127ca03]{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:10px 20px}.brand[data-v-b127ca03]{font-weight:700;color:var(--text);text-decoration:none}.brand i[data-v-b127ca03]{color:#fde047;margin-right:8px}.spacer[data-v-b127ca03]{flex:1}.user[data-v-b127ca03]{color:var(--text);margin-right:8px}.back-btn[data-v-b127ca03],.skip-btn[data-v-b127ca03]{background:transparent;color:var(--text);border:1px solid var(--border);padding:6px 14px;border-radius:10px}.back-btn[data-v-b127ca03]:hover{border-color:var(--primary);background:#8b5cf61f}.skip-btn[data-v-b127ca03]{background:linear-gradient(135deg,var(--primary-end),var(--primary-start));border:none;color:#0b1020}.skip-btn[data-v-b127ca03]:hover{filter:brightness(1.05)}:root{--primary-start: #6EE7F9;--primary-end: #A78BFA;--primary: #8B5CF6;--muted: #9CA3AF;--text: #E5E7EB;--border: rgba(148, 163, 184, .2);--bg-gradient: linear-gradient(135deg, #0b1020 0%, #0f172a 55%, #0b1220 100%);--card-bg: rgba(17, 24, 39, .68);--card-radius: 20px;--card-shadow: 0 10px 40px rgba(0,0,0,.35);--topbar-bg: rgba(2,6,23,.6);--topbar-border: var(--border)}body.theme-soft{--bg-gradient: linear-gradient(135deg, #1b2337 0%, #202a44 55%, #1a2440 100%);--card-bg: rgba(24, 33, 54, .55);--text: #EEF2FF;--muted: #C7D2FE;--border: rgba(199, 210, 254, .22);--topbar-bg: transparent;--topbar-border: transparent}*{margin:0;padding:0;box-sizing:border-box}body{font-family:SF Pro Display,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:var(--text);background:var(--bg-gradient);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px}.header{text-align:center;margin-bottom:40px;color:var(--text)}.logo{font-size:2.5rem;font-weight:700;margin-bottom:10px;text-shadow:0 2px 4px rgba(0,0,0,.3)}.logo i{margin-right:15px;color:gold}.tagline{font-size:1.2rem;opacity:.9;font-weight:300}.main-content{background:var(--card-bg);border-radius:var(--card-radius);padding:40px;box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--border);min-height:600px}.container.fullpage .main-content{background:var(--card-bg);max-width:1100px;margin:24px auto}.step-indicator{display:flex;align-items:center;justify-content:center;margin-bottom:40px;padding:20px 0}.step{display:flex;flex-direction:column;align-items:center;opacity:.5;transition:all .3s ease}.step.active,.step.completed{opacity:1}.step-number{width:40px;height:40px;border-radius:50%;background:#e9ecef;color:#666;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:1.1rem;margin-bottom:8px;transition:all .3s ease}.step.active .step-number{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 15px #667eea4d}.step.completed .step-number{background:#28a745;color:#fff}.step-label{font-size:.9rem;font-weight:500;color:#666;white-space:nowrap}.step.active .step-label{color:#333;font-weight:600}.step-line{flex:1;height:2px;background:#e9ecef;margin:0 20px;position:relative;top:-16px}.page-section{display:none;animation:fadeInSlide .5s ease-out}.page-section.active{display:block}@keyframes fadeInSlide{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}.input-section{margin-bottom:30px}.input-tabs{display:flex;margin-bottom:30px;border-bottom:2px solid #f0f0f0}.tab-btn{flex:1;padding:15px 20px;border:none;background:transparent;font-size:1rem;font-weight:500;color:var(--muted);cursor:pointer;transition:all .3s ease;border-radius:10px 10px 0 0}.tab-btn:hover{background:#ffffff0a;color:var(--text)}.tab-btn.active{color:#fff;background:linear-gradient(180deg,#8b5cf640,#6ee7f91f);border-bottom:2px solid var(--primary)}.tab-btn i{margin-right:8px}.tab-content{display:none;animation:fadeIn .3s ease}.tab-content.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.input-group{margin-bottom:20px}.input-group label{display:block;font-weight:600;color:var(--text);margin-bottom:8px}.input-group input,.input-group textarea{width:100%;padding:15px;border:2px solid var(--border);border-radius:12px;font-size:1rem;font-family:inherit;resize:vertical;transition:border-color .3s ease;background:#0f172a99;color:var(--text)}.input-group input:focus,.input-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #a78bfa40}.upload-area{border:2px dashed #d1d5db;border-radius:12px;padding:40px 20px;text-align:center;transition:all .3s ease;cursor:pointer;margin-bottom:20px}.upload-area:hover{border-color:#667eea;background:#f8f9ff}.upload-area.dragover{border-color:#667eea;background:#f0f4ff;transform:scale(1.02)}.upload-content i{font-size:3rem;color:#667eea;margin-bottom:15px}.upload-content p{font-size:1.1rem;color:#666;margin-bottom:5px}.upload-hint{font-size:.9rem;color:#999}.image-preview{position:relative;margin-bottom:20px;text-align:center}.image-preview img{max-width:100%;max-height:300px;border-radius:12px;box-shadow:0 4px 8px #0000001a}.remove-btn{position:absolute;top:10px;right:10px;background:#ff4757;color:#fff;border:none;width:30px;height:30px;border-radius:50%;cursor:pointer;font-size:.9rem;transition:all .3s ease}.remove-btn:hover{background:#ff3742;transform:scale(1.1)}.analyze-btn,.generate-btn,.modal-btn{background:linear-gradient(135deg,var(--primary-end),var(--primary-start));color:#fff;border:none;padding:15px 30px;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 8px 24px #a78bfa40;border:1px solid rgba(167,139,250,.35)}button:disabled,button.disabled,.analyze-btn:disabled,.generate-btn:disabled,.modal-btn:disabled,.continue-btn:disabled,.skip-btn:disabled,.regenerate-btn:disabled,.analyze-btn.disabled,.generate-btn.disabled,.modal-btn.disabled,.continue-btn.disabled,.skip-btn.disabled,.regenerate-btn.disabled{background:#ccc!important;color:#888!important;cursor:not-allowed!important;box-shadow:none!important;opacity:.6!important;pointer-events:none}.analyze-btn:hover,.generate-btn:hover,.modal-btn.primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.analyze-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.new-session-btn,.modal-btn.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.new-session-btn:hover,.modal-btn.secondary:hover{background:#e9ecef;color:#333}.understanding-card{background:#0f172a99;border:1px solid var(--border);border-radius:15px;padding:25px;margin-bottom:30px}.understanding-card h3{color:var(--primary);margin-bottom:20px;font-size:1.3rem}.understanding-card h3 i{margin-right:10px}.understanding-text{background:#11182780;padding:20px;border-radius:10px;margin-bottom:20px;border-left:4px solid var(--primary);font-size:1.1rem;line-height:1.7}.music-elements-display{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px}.element-tag{background:linear-gradient(135deg,var(--primary-end),var(--primary-start));color:#fff;padding:8px 15px;border-radius:20px;font-size:.9rem;font-weight:500;text-align:center;border:1px solid rgba(167,139,250,.35)}.clarification-section{margin-bottom:30px}.clarification-section h3{color:#333;margin-bottom:10px;font-size:1.2rem}.clarification-hint{color:#666;margin-bottom:20px;font-style:italic}.questions-container{display:grid;gap:20px}.question-card{background:#0f172a8c;border-radius:12px;padding:20px;border:1px solid var(--border);transition:all .3s ease}.question-card:hover{border-color:var(--primary);box-shadow:0 8px 24px #a78bfa26}.question-title{font-weight:600;margin-bottom:15px;color:var(--text)}.question-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}.option-button{padding:12px 16px;background:#ffffff05;border:1px solid var(--border);border-radius:8px;cursor:pointer;transition:all .3s ease;font-size:.9rem;text-align:center;color:var(--text)}.option-button:hover{border-color:var(--primary);background:#8b5cf61f}.option-button.selected{border-color:var(--primary);background:linear-gradient(180deg,#8b5cf633,#6ee7f91f);color:#fff;font-weight:600}.question-card.core-selection{background:#11182799;border-radius:15px;padding:25px;box-shadow:0 8px 32px #00000040;border:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-left:4px solid var(--primary)}.core-title{color:var(--primary)!important;font-weight:700!important;font-size:1.1rem!important;margin-bottom:15px!important;display:flex;align-items:center;gap:10px}.core-selection .option-button{background:#ffffffe6;border:2px solid rgba(103,126,234,.3);border-radius:8px;padding:12px 20px;cursor:pointer;transition:all .3s ease;color:#555;font-size:1rem;font-weight:500;margin-right:10px;margin-bottom:10px;box-shadow:0 2px 10px #0000000d}.core-selection .option-button:hover{background:#677eea1a;border-color:#677eea99;color:#333;transform:translateY(-2px);box-shadow:0 4px 15px #677eea33}.core-selection .option-button.selected{background:linear-gradient(135deg,#667eea,#764ba2);border-color:#667eea;color:#fff;box-shadow:0 6px 20px #667eea66;transform:translateY(-2px)}.question-card.ai-suggestion{border-left:4px solid #764ba2;background:#764ba20d}.ai-suggestion .question-title{color:#764ba2;display:flex;align-items:center}.section-separator{margin:25px 0;text-align:center;position:relative}.section-separator span{background:#f8f9fa;padding:10px 20px;border-radius:20px;border:2px solid #764ba2;color:#764ba2;font-weight:600;font-size:.9rem}.section-separator:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:linear-gradient(to right,transparent,#764ba2,transparent);z-index:-1}.additional-input-section{margin-bottom:30px}.additional-input-section h4{color:#333;margin-bottom:15px;font-size:1.1rem}.music-description-section{margin-bottom:25px;background:#fffffff2;border-radius:12px;padding:20px;border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.music-description-section h4{margin:0 0 15px;color:#333;font-size:1.1rem;display:flex;align-items:center;gap:10px}.description-hint{color:#666;font-size:.85rem;margin-top:8px;display:block}.api-parameters{margin-bottom:30px;border:1px solid #e9ecef;border-radius:12px;overflow:hidden}.parameters-header{background:#f8f9fa;padding:15px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s ease}.parameters-header:hover{background:#e9ecef}.parameters-header h4{margin:0;color:#333;font-size:1.1rem}.toggle-icon{transition:transform .3s ease}.api-parameters.expanded .toggle-icon{transform:rotate(180deg)}.parameters-content{padding:0;max-height:0;overflow:hidden;transition:all .3s ease}.api-parameters.expanded .parameters-content{padding:20px;max-height:400px}.voice-parameters,.bgm-parameters{margin-top:15px;padding-top:15px;border-top:1px solid #eee}.instruments-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:10px;margin-top:10px}.checkbox-item{display:flex;align-items:center;gap:8px;cursor:pointer;padding:8px;border-radius:6px;transition:background .2s ease}.checkbox-item:hover{background:#f8f9ff}.checkbox-item input[type=checkbox]{margin:0}.option-group{margin-bottom:20px}.option-group label{display:block;font-weight:600;color:#333;margin-bottom:10px}.slider-container{display:flex;align-items:center;gap:15px}.slider-container input[type=range]{flex:1;height:6px;border-radius:3px;background:#e9ecef;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.slider-container input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:#667eea;cursor:pointer;box-shadow:0 2px 6px #667eea4d}.slider-container input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#667eea;cursor:pointer;border:none;box-shadow:0 2px 6px #667eea4d}.slider-value{min-width:60px;text-align:center;font-weight:600;color:#667eea;background:#f0f4ff;padding:4px 8px;border-radius:6px;font-size:.9rem}.page-actions{display:flex;gap:15px;justify-content:center;margin-top:40px;flex-wrap:wrap}.back-btn,.skip-btn,.continue-btn,.new-btn{padding:12px 25px;border-radius:10px;font-weight:600;cursor:pointer;transition:all .3s ease;border:none;font-size:1rem}.back-btn{background:#f8f9fa;color:#666;border:2px solid #e9ecef}.back-btn:hover{background:#e9ecef;color:#333}.skip-btn{background:#6c757d;color:#fff}.skip-btn:hover{background:#5a6268}.continue-btn{background:var(--bg-gradient);color:#fff;box-shadow:0 4px 15px #667eea4d}.continue-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.new-btn{background:#28a745;color:#fff}.new-btn:hover{background:#218838}.result-header{text-align:center;margin-bottom:40px}.result-header h2{color:#333;font-size:2rem;margin-bottom:10px}.generation-time{color:#666;font-style:italic}.audio-player-card{background:linear-gradient(135deg,#f8f9ff,#e8f2ff);border-radius:20px;padding:30px;margin-bottom:40px;box-shadow:0 8px 25px #667eea1a}.audio-player-container{display:flex;flex-direction:column;align-items:center;gap:20px}.custom-audio-player{width:100%;max-width:500px;height:60px;border-radius:30px;outline:none}.audio-controls{display:flex;gap:15px}.audio-btn{background:#fff;color:var(--primary);border:2px solid var(--primary);padding:10px 20px;border-radius:25px;font-weight:600;cursor:pointer;transition:all .3s ease}.audio-btn:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #667eea4d}.music-info-section{background:#fff;border-radius:15px;padding:30px;margin-bottom:40px;box-shadow:0 4px 15px #0000000d}.info-tabs{display:flex;margin-bottom:30px;border-bottom:2px solid #f0f0f0}.info-tab-btn{flex:1;padding:15px 20px;border:none;background:transparent;font-size:1rem;font-weight:500;color:#666;cursor:pointer;transition:all .3s ease;border-radius:10px 10px 0 0}.info-tab-btn:hover{background:#f8f9fa;color:#333}.info-tab-btn.active{color:#667eea;background:#f8f9ff;border-bottom:2px solid #667eea}.info-tab-btn i{margin-right:8px}.info-content{display:none;animation:fadeIn .3s ease}.info-content.active{display:block}.info-content h4{color:#333;margin-bottom:20px;font-size:1.2rem}.prompt-display{background:#f8f9fa;border:1px solid #e9ecef;border-radius:10px;padding:20px;font-family:Courier New,monospace;font-size:.95rem;line-height:1.6;color:#333;white-space:pre-wrap;max-height:300px;overflow-y:auto}.details-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}.lyrics-section{margin-top:30px}.lyrics-card{background:#fffffff2;border-radius:15px;padding:25px;box-shadow:0 8px 32px #0000001a;border:1px solid rgba(255,255,255,.2)}.lyrics-card h3{margin:0 0 20px;color:#6366f1;font-size:20px;display:flex;align-items:center;gap:10px}.lyrics-display{margin-top:15px}.lyrics-text{background:#f8f9ff;padding:20px;border-radius:10px;font-family:Microsoft YaHei,sans-serif;font-size:16px;line-height:1.8;color:#333;white-space:pre-wrap;word-wrap:break-word;border:1px solid #e5e7eb;max-height:400px;overflow-y:auto;border-left:4px solid #6366f1}.detail-item{background:#f8f9ff;border-radius:10px;padding:15px;text-align:center}.detail-label{font-weight:600;color:#667eea;font-size:.9rem;margin-bottom:5px}.detail-value{color:#333;font-size:1.1rem;font-weight:500}.process-timeline{position:relative;padding-left:30px}.process-timeline:before{content:"";position:absolute;left:15px;top:0;bottom:0;width:2px;background:#e9ecef}.timeline-item{position:relative;margin-bottom:25px;padding-left:25px}.timeline-item:before{content:"";position:absolute;left:-8px;top:5px;width:12px;height:12px;border-radius:50%;background:#667eea}.timeline-title{font-weight:600;color:#333;margin-bottom:5px}.timeline-description{color:#666;font-size:.9rem;line-height:1.5}.timeline-time{color:#999;font-size:.8rem;font-style:italic}.audio-player{margin-bottom:20px}.audio-player audio{width:100%;height:50px}.audio-info{background:#fff;padding:15px;border-radius:10px;margin-bottom:20px}.audio-actions{display:flex;gap:15px;flex-wrap:wrap}.download-btn,.regenerate-btn{background:#28a745;color:#fff;border:none;padding:12px 25px;border-radius:10px;font-weight:600;cursor:pointer;transition:all .3s ease}.regenerate-btn{background:#ffc107;color:#333}.download-btn:hover{background:#218838}.regenerate-btn:hover{background:#e0a800}.status-section{text-align:center;margin-top:30px}.status-indicator{display:inline-flex;align-items:center;gap:10px;background:#fff;padding:10px 20px;border-radius:25px;box-shadow:0 2px 10px #0000001a}.status-text{font-weight:500;color:#666}.status-dot{width:10px;height:10px;border-radius:50%;animation:pulse 2s infinite}.status-dot.ready{background:#28a745}.status-dot.analyzing{background:#ffc107}.status-dot.generating{background:var(--primary)}.topbar{position:sticky;top:0;z-index:50;background:var(--topbar-bg);border-bottom:1px solid var(--topbar-border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.topbar-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:10px 20px}.topbar .brand{font-weight:700;color:var(--text);text-decoration:none;display:inline-flex;align-items:center;gap:8px}.topbar .brand i{color:#fde047}.topbar .spacer{flex:1}.auth-split{display:flex}.auth-panel{flex:1;padding:28px 24px}.auth-aside{flex:1;background:linear-gradient(135deg,#f8f9ff,#e8f2ff);padding:28px 24px;display:flex;flex-direction:column;justify-content:center;gap:10px}.status-dot.error{background:#dc3545}@keyframes pulse{0%{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.7}to{transform:scale(1);opacity:1}}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.modal{background:#fff;border-radius:20px;padding:30px;max-width:500px;width:90%;max-height:80vh;overflow-y:auto;animation:modalSlideIn .3s ease}@keyframes modalSlideIn{0%{opacity:0;transform:scale(.8) translateY(-50px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-header h3{color:#333;margin-bottom:20px}.question-item{margin-bottom:25px;padding:20px;background:#f8f9fa;border-radius:12px}.question-title{font-weight:600;margin-bottom:15px;color:#333}.question-options{display:grid;gap:10px}.option-item{display:flex;align-items:center;gap:10px;padding:12px;background:#fff;border:2px solid #e9ecef;border-radius:8px;cursor:pointer;transition:all .3s ease}.option-item:hover{border-color:#667eea;background:#f8f9ff}.option-item.selected{border-color:#667eea;background:#f0f4ff}.option-item input[type=radio]{margin:0;accent-color:#667eea}.modal-footer{display:flex;gap:15px;justify-content:flex-end;margin-top:25px}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#ffffffe6;display:flex;align-items:center;justify-content:center;z-index:2000;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.loading-spinner{text-align:center}.spinner{width:50px;height:50px;border:4px solid #f3f3f3;border-top:4px solid #667eea;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-text{color:#666;font-size:1.1rem}.notification{position:fixed;top:20px;right:20px;padding:15px 25px;border-radius:10px;color:#fff;font-weight:500;z-index:3000;transform:translate(400px);transition:transform .3s ease}.notification.show{transform:translate(0)}.notification.success{background:#28a745}.notification.error{background:#dc3545}.notification.info{background:#17a2b8}@media (max-width: 768px){.container{padding:10px}.main-content{padding:20px;min-height:auto}.logo{font-size:2rem}.step-indicator{flex-direction:column;gap:15px}.step-line{width:2px;height:20px;margin:0;position:static}.step-label{white-space:normal;text-align:center}.input-tabs{flex-direction:column}.tab-btn{border-radius:10px;margin-bottom:5px}.question-options{grid-template-columns:1fr}.option-button{text-align:left}.parameters-content{max-height:none}.instruments-grid{grid-template-columns:1fr 1fr}.page-actions{flex-direction:column}.page-actions button{width:100%}.result-header h2{font-size:1.5rem}.info-tabs{flex-direction:column}.info-tab-btn{border-radius:8px;margin-bottom:5px}.details-grid{grid-template-columns:1fr}.audio-controls{flex-direction:column;width:100%}.audio-btn{width:100%}.music-elements-display{grid-template-columns:1fr}.slider-container{flex-direction:column;align-items:stretch;gap:10px}.slider-value{align-self:center}.audio-actions{flex-direction:column}}@media (max-width: 480px){.main-content{padding:15px;border-radius:15px}.step-number{width:35px;height:35px;font-size:1rem}.step-label{font-size:.8rem}.understanding-card,.audio-player-card,.music-info-section{padding:20px}.prompt-display{font-size:.85rem;padding:15px}.result-header h2{font-size:1.3rem}}