:root{--bg-primary: #090c15;--bg-secondary: #0f1322;--bg-card: rgba(22, 28, 45, .7);--bg-card-hover: rgba(29, 37, 60, .85);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: rgba(255, 255, 255, .08);--border-color-hover: rgba(99, 102, 241, .4);--primary-color: #6366f1;--primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);--secondary-color: #475569;--accent-color: #06b6d4;--danger-color: #ef4444;--danger-gradient: linear-gradient(135deg, #ef4444 0%, #f43f5e 100%);--success-color: #10b981;--shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, .5), 0 8px 10px -6px rgba(0, 0, 0, .5);--shadow-glow: 0 0 15px rgba(99, 102, 241, .3);--glass-bg: rgba(15, 23, 42, .75);--glass-border: 1px solid rgba(255, 255, 255, .08);--glass-blur: blur(16px);--font-family: "Plus Jakarta Sans", sans-serif;--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1);--border-radius: 12px}body.light-theme{--bg-primary: #f1f5f9;--bg-secondary: #ffffff;--bg-card: rgba(255, 255, 255, .7);--bg-card-hover: rgba(255, 255, 255, .9);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: rgba(0, 0, 0, .08);--border-color-hover: rgba(99, 102, 241, .3);--glass-bg: rgba(255, 255, 255, .75);--glass-border: 1px solid rgba(0, 0, 0, .08);--shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .1);--shadow-glow: 0 0 15px rgba(99, 102, 241, .15)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);height:100vh;height:100dvh;overflow:hidden;position:relative;transition:background-color .3s ease,color .3s ease}.decor-orb{position:absolute;border-radius:50%;filter:blur(120px);z-index:0;opacity:.15;pointer-events:none;transition:var(--transition-smooth)}.orb-1{width:400px;height:400px;background:#6366f1;top:-100px;right:-50px}.orb-2{width:500px;height:500px;background:#a855f7;bottom:-150px;left:-100px}body.light-theme 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var(--border-color);padding:20px;display:flex;flex-direction:column;gap:20px;overflow-y:auto;z-index:10}.sidebar-section{display:flex;flex-direction:column;gap:12px}.section-title{font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);display:flex;align-items:center;gap:8px;margin-bottom:4px}.section-title i{width:16px;height:16px;color:var(--primary-color)}.upload-zone{border:2px dashed var(--border-color);border-radius:var(--border-radius);padding:16px;text-align:center;cursor:pointer;position:relative;transition:var(--transition-smooth);background-color:#ffffff03}.upload-zone:hover,.upload-zone.dragover{border-color:var(--primary-color);background-color:#6366f10a}.file-input{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;cursor:pointer}.upload-icon{width:32px;height:32px;margin-bottom:8px;opacity:.8;transition:var(--transition-smooth)}.upload-zone:hover .upload-icon{transform:translateY(-2px) scale(1.05)}.text-red{color:var(--danger-color)}.text-blue{color:var(--accent-color)}.text-green{color:var(--success-color)}.text-yellow{color:#f59e0b}.upload-text{font-size:.75rem;color:var(--text-secondary);margin-bottom:6px;line-height:1.4}.upload-text strong{color:var(--text-primary)}.file-name-display{display:block;font-size:.75rem;color:var(--primary-color);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:4px 8px;background-color:#ffffff08;border-radius:4px;font-weight:500}body.light-theme .file-name-display{background-color:#00000008}.control-group{display:flex;flex-direction:column;gap:8px}.control-label{font-size:.8rem;font-weight:500;color:var(--text-secondary)}.checkbox-wrapper{display:flex;align-items:center;gap:8px;font-size:.8rem;cursor:pointer;-webkit-user-select:none;user-select:none;padding:6px 0}.checkbox-wrapper input{width:16px;height:16px;accent-color:var(--primary-color);cursor:pointer}.checkbox-wrapper 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8px;gap:8px}.audio-progress-container{gap:8px}.time-label{min-width:32px;font-size:.65rem}.audio-controls-row{flex-direction:column;gap:10px;align-items:center}.audio-details{width:100%;justify-content:center;order:3;gap:12px}.volume-slider{width:120px}.playback-actions{width:100%;justify-content:center;order:1;gap:14px}.speed-control{width:100%;justify-content:center;order:2}.modal-content{padding:16px;width:95%}.modal-header h2{font-size:1.05rem}.modal-footer{flex-wrap:wrap;gap:8px}.modal-footer .btn{width:100%}}.live-subtitle-overlay{position:absolute;bottom:20px;left:50%;transform:translate(-50%);z-index:50;pointer-events:none;background-color:#090c15d9;color:#fff;padding:8px 18px;border-radius:var(--border-radius);font-size:1.05rem;font-weight:600;text-align:center;max-width:85%;width:max-content;border:var(--glass-border);box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:opacity .2s ease,transform .2s 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