:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--secondary-gradient: linear-gradient(135deg, #6c757d 0%, #495057 100%);--success-gradient: linear-gradient(135deg, #28a745 0%, #20c997 100%);--warning-gradient: linear-gradient(135deg, #ffc107 0%, #fd7e14 100%);--danger-gradient: linear-gradient(135deg, #dc3545 0%, #e74c3c 100%);--info-gradient: linear-gradient(135deg, #17a2b8 0%, #20c997 100%);--primary-color: #667eea;--secondary-color: #6c757d;--success-color: #28a745;--warning-color: #ffc107;--danger-color: #dc3545;--info-color: #17a2b8;--text-primary: #2c3e50;--text-secondary: #6c757d;--text-muted: #95a5a6;--bg-light: #f8f9fa;--bg-white: #ffffff;--bg-gradient: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 50%, #cccccc 100%);--border-radius: 12px;--border-radius-lg: 20px;--border-radius-sm: 8px;--shadow-sm: 0 2px 4px rgba(0,0,0,.1);--shadow-md: 0 10px 25px rgba(0,0,0,.1);--shadow-lg: 0 20px 40px rgba(0,0,0,.1);--shadow-xl: 0 25px 50px rgba(0,0,0,.15);--transition: all .3s ease;--transition-fast: all .2s ease;--transition-slow: all .5s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:var(--bg-gradient);color:var(--text-primary);min-height:100vh;padding:20px;line-height:1.6}.header{text-align:center;margin-bottom:2rem;animation:fadeInDown .8s ease-out}.page-title{color:var(--text-primary);font-size:2.2rem;font-weight:700;margin:1rem 0 .5rem;text-shadow:0 2px 4px rgba(0,0,0,.1)}.page-subtitle{color:var(--text-muted);font-size:1.1rem;margin-bottom:2rem}.logo-link{display:inline-block;transition:var(--transition)}.logo-link:hover{transform:scale(1.05)}.logo-img{transition:var(--transition)}.logo-img:hover{transform:scale(1.05)}.modern-card{background:var(--bg-white);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;margin-bottom:2rem;animation:slideInUp .6s ease-out;border:none}.card-header{background:var(--primary-gradient);color:#fff;padding:2rem;text-align:center;position:relative}.card-header h2{font-size:1.8rem;font-weight:600;margin:0}.card-body{padding:2rem}.stats-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-bottom:2rem}.stat-item{height:100%;display:flex;align-items:center;padding:1.5rem;border-radius:15px;background:var(--bg-light);border:2px solid transparent;transition:var(--transition);animation:fadeInUp .6s ease-out}.stat-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.stat-item.processed{border-color:var(--success-color);background:linear-gradient(135deg,#d4edda,#c3e6cb)}.stat-item.existing{border-color:var(--warning-color);background:linear-gradient(135deg,#fff3cd,#ffeaa7)}.stat-item.success{border-color:var(--success-color);background:linear-gradient(135deg,#d4edda,#c3e6cb)}.stat-item.error{border-color:var(--danger-color);background:linear-gradient(135deg,#f8d7da,#f5c6cb)}.stat-item.total{border-color:var(--info-color);background:linear-gradient(135deg,#d1ecf1,#bee5eb)}.stat-icon{font-size:2.5rem;margin-right:1rem;width:60px;text-align:center}.stat-item.processed .stat-icon,.stat-item.success .stat-icon{color:var(--success-color)}.stat-item.existing .stat-icon{color:#856404}.stat-item.error .stat-icon{color:var(--danger-color)}.stat-content{flex:1}.stat-number{font-size:2.5rem;font-weight:700;color:var(--text-primary);line-height:1;margin-bottom:.5rem}.stat-label{font-size:1.1rem;font-weight:600;color:#333;margin-bottom:.25rem}.stat-description{font-size:.9rem;color:#333}.progress-section{background:var(--bg-light);border-radius:15px;padding:1.5rem;margin-bottom:2rem}.progress-info{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;font-weight:600;color:var(--text-secondary)}.success-rate{color:var(--success-color);font-size:1.2rem}.progress-bar{height:12px;background:#e9ecef;border-radius:6px;overflow:hidden;margin-bottom:1rem}.progress-fill{height:100%;background:var(--success-gradient);border-radius:6px;transition:width 1.5s ease-out;animation:progressFill 1.5s ease-out}.progress-labels{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-muted)}.modern-btn{display:inline-block;padding:1rem 2rem;border-radius:var(--border-radius);text-decoration:none;font-weight:600;font-size:1rem;transition:var(--transition);border:2px solid transparent;position:relative;overflow:hidden;cursor:pointer;text-align:center}.modern-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.modern-btn:hover:before{left:100%}.modern-btn.primary{background:var(--primary-gradient);color:#fff}.modern-btn.primary:hover{transform:translateY(-3px);box-shadow:0 15px 30px #667eea66}.modern-btn.secondary{background:var(--bg-white);color:var(--primary-color);border-color:var(--primary-color)}.modern-btn.secondary:hover{background:var(--primary-color);color:#fff;transform:translateY(-3px);box-shadow:0 15px 30px #667eea4d}.modern-btn.success{background:var(--success-gradient);color:#fff}.modern-btn.success:hover{transform:translateY(-3px);box-shadow:0 15px 30px #28a74566}.modern-btn.warning{background:var(--warning-gradient);color:#fff}.modern-btn.warning:hover{transform:translateY(-3px);box-shadow:0 15px 30px #ffc10766}.modern-btn.danger{background:var(--danger-gradient);color:#fff}.modern-btn.danger:hover{transform:translateY(-3px);box-shadow:0 15px 30px #dc354566}.modern-btn.home{background:var(--secondary-gradient);color:#fff}.modern-btn.home:hover{transform:translateY(-3px);box-shadow:0 15px 30px #6c757d66}.modern-form{max-width:600px;margin:0 auto}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--text-primary);font-weight:500;font-size:1rem}.form-control{width:100%;padding:12px 15px;border:2px solid #e1e5e9;border-radius:var(--border-radius);font-size:1rem;transition:var(--transition);background:var(--bg-white)}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a}.form-control.error{border-color:var(--danger-color)}.form-text{color:var(--text-muted);font-size:.85rem;margin-top:.5rem}.error-message{color:var(--danger-color);font-size:.85rem;margin-top:.5rem;padding:.5rem;background:#dc35451a;border-radius:var(--border-radius-sm);border-left:3px solid var(--danger-color)}.modern-table{background:var(--bg-white);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-md)}.modern-table .table{margin-bottom:0}.modern-table .table thead th{background:var(--bs-table-color);color:#fff;border:none;padding:1rem;text-transform:uppercase;font-size:10px;white-space:nowrap}.modern-table .table tbody tr{transition:var(--transition-fast)}.modern-table .table tbody td{padding:1rem;border-bottom:1px solid #e9ecef;vertical-align:middle;font-size:12px}.modern-badge{display:inline-block;padding:.5rem 1rem;border-radius:20px;font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.modern-badge.primary{background:var(--primary-gradient);color:#fff}.modern-badge.success{background:var(--success-gradient);color:#fff}.modern-badge.warning{background:var(--warning-gradient);color:#fff}.modern-badge.danger{background:var(--danger-gradient);color:#fff}.modern-badge.info{background:var(--info-gradient);color:#fff}.modern-alert{padding:1rem 1.5rem;border-radius:var(--border-radius);margin-bottom:1.5rem;border:none;position:relative;overflow:hidden}.modern-alert.success{background:linear-gradient(135deg,#d4edda,#c3e6cb);color:#155724;border-left:4px solid var(--success-color)}.modern-alert.error{background:linear-gradient(135deg,#f8d7da,#f5c6cb);color:#721c24;border-left:4px solid var(--danger-color)}.modern-alert.warning{background:linear-gradient(135deg,#fff3cd,#ffeaa7);color:#856404;border-left:4px solid var(--warning-color)}.modern-alert.info{background:linear-gradient(135deg,#d1ecf1,#bee5eb);color:#0c5460;border-left:4px solid var(--info-color)}.upload-area{border:3px dashed #e2e8f0;border-radius:var(--border-radius-lg);padding:3rem 2rem;text-align:center;background:var(--bg-light);transition:var(--transition);cursor:pointer;position:relative;overflow:hidden}.upload-area:hover{border-color:var(--primary-color);background:#eff6ff;transform:translateY(-2px);box-shadow:var(--shadow-md)}.upload-area.drag-over{border-color:var(--success-color);background:#ecfdf5;transform:scale(1.02)}.upload-icon{margin-bottom:1rem;transition:var(--transition)}.upload-icon svg{color:var(--text-muted);transition:var(--transition)}.upload-area.drag-over .upload-icon svg{color:var(--success-color);transform:scale(1.1)}.info-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1rem}.info-item{display:flex;align-items:center;padding:.75rem;background:var(--bg-white);border-radius:10px;border:1px solid #e9ecef;font-size:.9rem;color:var(--text-secondary);transition:var(--transition-fast)}.info-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}.info-item i{color:var(--primary-color);margin-right:.5rem;width:20px}.actions-container,.actions{text-align:center;margin-top:2rem}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes bounceIn{0%{opacity:0;transform:scale(.3)}50%{opacity:1;transform:scale(1.05)}70%{transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes progressFill{0%{width:0%}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}@media (max-width: 768px){.page-title{font-size:1.8rem}.stats-container{grid-template-columns:1fr;gap:1rem}.stat-item{padding:1rem}.stat-number{font-size:2rem}.info-section{grid-template-columns:1fr}.card-body,.card-header{padding:1.5rem}.modern-btn{padding:.75rem 1.5rem;font-size:.9rem}.upload-area{padding:2rem 1rem}}@media (max-width: 576px){body{padding:10px}.page-title{font-size:1.5rem}.card-body{padding:1rem}.modern-table .table thead th,.modern-table .table tbody td{padding:.75rem .5rem;font-size:.85rem}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mb-0{margin-bottom:0}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:1rem}.mb-4{margin-bottom:1.5rem}.mb-5{margin-bottom:3rem}.mt-0{margin-top:0}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-3{margin-top:1rem}.mt-4{margin-top:1.5rem}.mt-5{margin-top:3rem}.p-0{padding:0}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-3{padding:1rem}.p-4{padding:1.5rem}.p-5{padding:3rem}.w-100{width:100%}.h-100{height:100%}.d-none{display:none}.d-block{display:block}.d-flex{display:flex}.d-grid{display:grid}.justify-content-center{justify-content:center}.justify-content-between{justify-content:space-between}.align-items-center{align-items:center}.loading{position:relative;pointer-events:none}.loading:after{content:"";position:absolute;top:50%;left:50%;width:20px;height:20px;margin:-10px 0 0 -10px;border:2px solid transparent;border-top:2px solid currentColor;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.glow{box-shadow:0 0 20px #667eea4d}.hover-lift{transition:var(--transition)}.hover-lift:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.scale-on-hover{transition:var(--transition)}.scale-on-hover:hover{transform:scale(1.05)}