:root{--color-primary-start: #667eea;--color-primary-end: #764ba2;--color-secondary-start: #f093fb;--color-secondary-end: #f5576c;--color-accent-start: #4facfe;--color-accent-end: #00f2fe;--color-bg-dark: #0f0f23;--color-bg-card: rgba(255, 255, 255, .05);--color-bg-card-hover: rgba(255, 255, 255, .08);--color-text-primary: #ffffff;--color-text-secondary: rgba(255, 255, 255, .7);--color-text-muted: rgba(255, 255, 255, .5);--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--border-radius-sm: 8px;--border-radius-md: 12px;--border-radius-lg: 16px;--border-radius-xl: 24px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .1);--shadow-md: 0 4px 16px rgba(0, 0, 0, .15);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .2);--shadow-glow: 0 0 40px rgba(102, 126, 234, .3);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--color-bg-dark);color:var(--color-text-primary);min-height:100vh;overflow-x:hidden}#root{min-height:100vh}@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.gradient-bg{background:linear-gradient(135deg,var(--color-primary-start),var(--color-primary-end),var(--color-accent-start));background-size:200% 200%;animation:gradientShift 15s ease infinite}.glass-card{background:var(--color-bg-card);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-md);transition:all .3s ease}.glass-card:hover{background:var(--color-bg-card-hover);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.btn{padding:12px 24px;border:none;border-radius:var(--border-radius-md);font-size:14px;font-weight:600;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;gap:var(--spacing-sm);text-decoration:none;font-family:inherit}.btn-primary{background:linear-gradient(135deg,var(--color-primary-start),var(--color-primary-end));color:#fff;box-shadow:0 4px 12px #667eea4d}.btn-primary:hover:not(:disabled){box-shadow:0 6px 20px #667eea66;transform:translateY(-2px)}.btn-secondary{background:linear-gradient(135deg,var(--color-accent-start),var(--color-accent-end));color:#fff;box-shadow:0 4px 12px #4facfe4d}.btn-secondary:hover:not(:disabled){box-shadow:0 6px 20px #4facfe66;transform:translateY(-2px)}.btn:disabled{opacity:.5;cursor:not-allowed}.input,.select{padding:10px 14px;border:1px solid rgba(255,255,255,.1);border-radius:var(--border-radius-sm);background:#ffffff0d;color:var(--color-text-primary);font-size:14px;font-family:inherit;transition:all .3s ease;width:100%}.input:focus,.select:focus{outline:none;border-color:var(--color-primary-start);background:#ffffff14;box-shadow:0 0 0 3px #667eea1a}.select{cursor:pointer}.progress-bar{height:8px;background:#ffffff1a;border-radius:999px;overflow:hidden;position:relative}.progress-fill{height:100%;background:linear-gradient(90deg,var(--color-accent-start),var(--color-accent-end));border-radius:999px;transition:width .3s ease;position:relative;overflow:hidden}.progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#ffffff0d;border-radius:4px}::-webkit-scrollbar-thumb{background:linear-gradient(135deg,var(--color-primary-start),var(--color-primary-end));border-radius:4px}::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,var(--color-primary-end),var(--color-primary-start))}.text-muted{color:var(--color-text-muted)}.text-secondary{color:var(--color-text-secondary)}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-error{color:var(--color-error)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.header{padding:var(--spacing-xl) var(--spacing-lg);text-align:center}.header-content{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);max-width:800px;margin:0 auto}.header-icon{width:64px;height:64px;border-radius:var(--border-radius-md);background:linear-gradient(135deg,var(--color-primary-start),var(--color-primary-end));display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-glow);animation:pulse 3s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.header-title{font-size:32px;font-weight:700;background:linear-gradient(135deg,var(--color-primary-start),var(--color-accent-end));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.header-subtitle{font-size:14px;color:var(--color-text-secondary);margin:var(--spacing-xs) 0 0}.file-uploader{padding:var(--spacing-2xl);text-align:center;border:2px dashed rgba(255,255,255,.2);cursor:pointer;transition:all .3s ease}.file-uploader:hover{border-color:#fff6}.file-uploader.drag-over{border-color:var(--color-primary-start);background:#667eea1a;transform:scale(1.02)}.upload-icon{width:80px;height:80px;margin:0 auto var(--spacing-lg);border-radius:50%;background:linear-gradient(135deg,var(--color-accent-start),var(--color-accent-end));display:flex;align-items:center;justify-content:center;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.upload-title{font-size:20px;font-weight:600;margin:0 0 var(--spacing-sm)}.upload-subtitle{color:var(--color-text-secondary);margin:0 0 var(--spacing-lg)}.upload-button{margin:0 auto;display:inline-flex}.upload-hint{margin-top:var(--spacing-lg);font-size:12px;color:var(--color-text-muted)}.config-panel{padding:var(--spacing-lg)}.config-header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg)}.config-header h3{margin:0;font-size:18px;font-weight:600}.config-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md)}.config-field{display:flex;flex-direction:column;gap:var(--spacing-sm)}.config-field label{font-size:13px;font-weight:500;color:var(--color-text-secondary)}.quality-warning{margin-top:var(--spacing-lg);padding:var(--spacing-md);background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);border-radius:var(--border-radius-sm);display:flex;gap:var(--spacing-sm);align-items:flex-start;color:var(--color-warning)}.quality-warning p{margin:0;font-size:13px;line-height:1.5}.progress-container{display:flex;align-items:center;gap:var(--spacing-sm)}.progress-bar{flex:1}.progress-label{font-size:12px;font-weight:600;color:var(--color-text-secondary);min-width:40px;text-align:right}.file-list{padding:var(--spacing-lg)}.file-list-title{margin:0 0 var(--spacing-md);font-size:18px;font-weight:600}.file-items{display:flex;flex-direction:column;gap:var(--spacing-md);max-height:400px;overflow-y:auto;padding-right:var(--spacing-xs)}.file-item{background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:var(--border-radius-md);padding:var(--spacing-md);transition:all .3s ease}.file-item:hover{background:#ffffff0d;border-color:#ffffff26}.file-info{display:flex;flex-direction:column;gap:var(--spacing-sm)}.file-header{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md)}.file-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.file-actions{display:flex;gap:var(--spacing-xs)}.btn-icon{padding:6px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:var(--border-radius-sm);color:var(--color-text-primary);cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.btn-icon:hover:not(:disabled){background:#ffffff1a;border-color:#fff3;transform:scale(1.1)}.btn-icon:disabled{opacity:.5;cursor:not-allowed}.file-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--color-text-secondary)}.file-size{font-weight:500}.file-status{display:flex;align-items:center;gap:var(--spacing-xs)}.status-icon{flex-shrink:0}.status-icon.pending{color:var(--color-text-muted)}.status-icon.processing{color:var(--color-info)}.status-icon.completed{color:var(--color-success)}.status-icon.error{color:var(--color-error)}.spin{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.file-error{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm);background:#ef44441a;border-radius:var(--border-radius-sm);color:var(--color-error);font-size:12px}.file-progress{margin-top:var(--spacing-xs)}.control-panel{padding:var(--spacing-lg)}.stats{display:flex;gap:var(--spacing-lg);margin-bottom:var(--spacing-lg);flex-wrap:wrap}.stat-item{display:flex;flex-direction:column;gap:var(--spacing-xs)}.stat-label{font-size:12px;color:var(--color-text-secondary);font-weight:500}.stat-value{font-size:24px;font-weight:700;background:linear-gradient(135deg,var(--color-primary-start),var(--color-accent-end));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.overall-progress{margin-bottom:var(--spacing-lg)}.progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-sm)}.progress-title{font-size:14px;font-weight:600}.progress-detail{font-size:13px;color:var(--color-text-secondary)}.control-actions{display:flex;gap:var(--spacing-md);flex-wrap:wrap}.control-actions .btn{flex:1;min-width:200px;justify-content:center}.app{min-height:100vh;position:relative}.app-background{position:fixed;inset:0;background:linear-gradient(135deg,#0f0f23,#1a1a3e,#2d1b4e,#1a1a3e,#0f0f23);background-size:400% 400%;animation:gradientShift 20s ease infinite;z-index:-1}.app-container{position:relative;z-index:1}.main-content{max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg) var(--spacing-2xl);display:flex;flex-direction:column;gap:var(--spacing-lg)}.content-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--spacing-lg)}@media(max-width:768px){.content-grid{grid-template-columns:1fr}.main-content{padding:0 var(--spacing-md) var(--spacing-xl)}}