*{margin:0;padding:0;box-sizing:border-box}body{font-family:-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-color:#f8fafc;color:#1e293b;line-height:1.6}.app{min-height:100vh;padding:2rem}.container{max-width:1200px;margin:0 auto}.header{text-align:center;margin-bottom:3rem}.header h1{font-size:2.5rem;font-weight:700;color:#1e40af;margin-bottom:.5rem}.header p{font-size:1.125rem;color:#64748b}.action-buttons{display:flex;gap:1rem;justify-content:center;margin-bottom:3rem;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;border:none;border-radius:.5rem;cursor:pointer;transition:all .2s ease;text-decoration:none}.btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.btn-primary{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff}.btn-primary:hover{background:linear-gradient(135deg,#2563eb,#1e40af)}.btn-secondary{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.btn-secondary:hover{background:linear-gradient(135deg,#059669,#047857)}.products-section{margin-bottom:3rem}.section-title{font-size:1.875rem;font-weight:600;margin-bottom:1.5rem;color:#1e293b}.search-filter-section{background:#fff;border-radius:.75rem;padding:1.5rem;margin-bottom:1.5rem;box-shadow:0 1px 3px #0000001a,0 1px 2px #0000000f;border:1px solid #e2e8f0}.search-bar{display:flex;gap:.75rem;margin-bottom:1.25rem}.search-input{flex:1;padding:.75rem 1rem;border:1px solid #d1d5db;border-radius:.5rem;font-size:1rem;transition:border-color .2s ease,box-shadow .2s ease}.search-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.search-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;border:none;border-radius:.5rem;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;white-space:nowrap}.search-btn:hover{background:linear-gradient(135deg,#2563eb,#1e40af);transform:translateY(-1px);box-shadow:0 4px 12px #3b82f64d}.filter-group{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.filter-label{font-weight:600;color:#374151;font-size:.875rem}.radio-group{display:flex;gap:1.5rem;flex-wrap:wrap}.radio-label{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.875rem;color:#4b5563;transition:color .2s ease}.radio-label:hover{color:#1e293b}.radio-label input[type=radio]{width:16px;height:16px;cursor:pointer;accent-color:#3b82f6}.radio-label span{-webkit-user-select:none;user-select:none}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin-bottom:2rem}.keyword-section{margin-bottom:1rem}.keyword-input-row{display:flex;align-items:center;gap:.5rem}.keyword-input{flex:1;padding:.5rem;border:1px solid #ccc;border-radius:4px;font-size:14px}.keyword-add-btn{padding:.4rem;border-radius:4px;border:1px solid #ccc;background-color:#f3f3f3;cursor:pointer;display:flex;align-items:center;justify-content:center}.keyword-list{margin-top:.5rem;display:flex;flex-wrap:wrap;gap:.4rem}.keyword-chip{background-color:#e0e7ff;color:#1e3a8a;padding:.3rem .6rem;border-radius:20px;font-size:13px;display:flex;align-items:center}.remove-chip-btn{background:none;border:none;color:#1e3a8a;margin-left:.4rem;cursor:pointer;font-size:16px;line-height:1}@media (min-width: 768px){.product-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.product-grid{grid-template-columns:repeat(3,1fr)}}@media (min-width: 1280px){.product-grid{grid-template-columns:repeat(4,1fr)}}.product-card{background:#fff;border-radius:.75rem;padding:1.5rem;box-shadow:0 1px 3px #0000001a,0 1px 2px #0000000f;transition:all .2s ease;border:1px solid #e2e8f0;position:relative}.product-card:hover{transform:translateY(-2px);box-shadow:0 10px 25px #0000001a}.product-card-actions{position:absolute;top:.75rem;right:.75rem;display:flex;gap:.5rem}.card-action-btn{width:32px;height:32px;border:none;border-radius:.375rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;background:#ffffffe6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);box-shadow:0 2px 4px #0000001a}.edit-btn{color:#3b82f6}.edit-btn:hover{background:#3b82f6;color:#fff;transform:scale(1.05)}.delete-btn{color:#ef4444}.delete-btn:hover{background:#ef4444;color:#fff;transform:scale(1.05)}.product-images{display:flex;gap:.5rem;margin-bottom:1rem;flex-wrap:wrap}.product-image{width:60px;height:60px;border-radius:.375rem;object-fit:cover;border:2px solid #e2e8f0}.product-name{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;color:#1e293b}.product-description{color:#64748b;font-size:.875rem;line-height:1.5}.product-card-footer{margin-top:1rem;padding-top:1rem;border-top:1px solid #e2e8f0;display:flex;justify-content:center}.toggle-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:none;border-radius:.375rem;cursor:pointer;font-size:.875rem;font-weight:500;transition:all .2s ease}.toggle-btn.active{background:#dcfce7;color:#166534}.toggle-btn.active:hover{background:#bbf7d0}.toggle-btn.inactive{background:#fef2f2;color:#991b1b}.toggle-btn.inactive:hover{background:#fecaca}.empty-state{text-align:center;padding:3rem;color:#64748b}.empty-state-icon{margin:0 auto 1rem;width:64px;height:64px;color:#cbd5e1}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal{background:#fff;border-radius:.75rem;padding:2rem;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.modal-title{font-size:1.5rem;font-weight:600;color:#1e293b}.modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#64748b;padding:.25rem;border-radius:.25rem;transition:color .2s ease}.modal-close:hover{color:#1e293b}.qr-section{text-align:center;padding:2rem 0}.qr-image{width:200px;height:200px;margin:0 auto 1rem;background:#f1f5f9;border:2px dashed #cbd5e1;border-radius:.5rem;display:flex;align-items:center;justify-content:center}.qr-placeholder{color:#94a3b8;font-size:.875rem;text-align:center}.form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-label{font-weight:600;color:#374151;font-size:.875rem}.form-input{padding:.75rem;border:1px solid #d1d5db;border-radius:.375rem;font-size:1rem;transition:border-color .2s ease,box-shadow .2s ease}.form-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.form-textarea{min-height:120px;resize:vertical;font-family:inherit}.rich-editor{border:1px solid #d1d5db;border-radius:.375rem;overflow:hidden}.rich-toolbar{background:#f9fafb;padding:.5rem;border-bottom:1px solid #d1d5db;display:flex;gap:.25rem;flex-wrap:wrap}.toolbar-btn{padding:.375rem .5rem;border:1px solid transparent;background:none;border-radius:.25rem;cursor:pointer;font-size:.875rem;font-weight:600;transition:all .15s ease}.toolbar-btn:hover{background:#e5e7eb}.toolbar-btn.active{background:#3b82f6;color:#fff}.rich-content{padding:.75rem;min-height:120px;outline:none;font-family:inherit;font-size:1rem;line-height:1.5}.rich-content:focus{box-shadow:inset 0 0 0 2px #3b82f61a}.rich-content:empty:before{content:attr(data-placeholder);color:#9ca3af;pointer-events:none}.rich-content:focus:empty:before{content:""}.file-upload{border:2px dashed #d1d5db;border-radius:.375rem;padding:2rem;text-align:center;transition:border-color .2s ease;cursor:pointer}.file-upload:hover{border-color:#3b82f6;background:#f8fafc}.file-upload.dragover{border-color:#3b82f6;background:#eff6ff}.upload-icon{margin:0 auto .5rem;color:#9ca3af}.upload-text{color:#6b7280;font-size:.875rem;margin-bottom:.25rem}.upload-hint{color:#9ca3af;font-size:.75rem}.pagination{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:2rem;flex-wrap:wrap}.pagination-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:#fff;border:1px solid #d1d5db;border-radius:.375rem;color:#374151;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease}.pagination-btn:hover:not(:disabled){background:#f9fafb;border-color:#9ca3af}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.pagination-numbers{display:flex;gap:.25rem}.pagination-number{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #d1d5db;border-radius:.375rem;color:#374151;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease}.pagination-number:hover{background:#f9fafb;border-color:#9ca3af}.pagination-number.active{background:#3b82f6;border-color:#3b82f6;color:#fff}.file-input{display:none}.file-preview{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.file-item{position:relative;display:inline-block}.file-thumbnail{width:80px;height:80px;border-radius:.375rem;object-fit:cover;border:2px solid #e5e7eb}.file-remove{position:absolute;top:-.25rem;right:-.25rem;background:#ef4444;color:#fff;border:none;border-radius:50%;width:20px;height:20px;font-size:.75rem;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:1}.file-error{color:#ef4444;font-size:.75rem;margin-top:.25rem}@media (max-width: 768px){.app{padding:1rem}.header h1{font-size:2rem}.action-buttons{flex-direction:column;align-items:center}.btn{width:100%;max-width:300px;justify-content:center}.product-grid{grid-template-columns:1fr}.modal{margin:1rem;padding:1.5rem}.rich-toolbar{flex-wrap:wrap}.pagination{gap:.5rem}.pagination-btn{padding:.375rem .75rem;font-size:.75rem}.pagination-number{width:36px;height:36px;font-size:.75rem}.search-filter-section{padding:1rem}.search-bar{flex-direction:column}.search-btn{width:100%;justify-content:center}.filter-group{flex-direction:column;align-items:flex-start}.radio-group{width:100%}}