:root[data-theme=light]{--product-grid-padding: .8rem;--product-grid-gap: 1.2rem;--product-part-width: 120px;--bg-primary: #f3f2ed;--bg-secondary: #e9e7e0;--bg-tertiary: #dbd9d0;--bg-gradient-start: #f5f4ef;--bg-gradient-end: #eceae3;--text-primary: #2e3028;--text-secondary: #5c5a4e;--text-tertiary: #8e8c7e;--border-color: #c8c5b8;--border-color-light: #dad8ce;--accent-primary: #7b8a68;--accent-secondary: #6a7858;--accent-gradient-start: #7b8a68;--accent-gradient-end: #82906e;--card-bg: #f5f4ef;--card-border: #dad8ce;--header-bg-start: #3a3d32;--header-bg-end: #4a4d42;--header-text: #f3f2ed;--nav-bg: #f5f4ef;--nav-border: #dad8ce;--shadow-sm: rgba(50, 48, 40, .06);--shadow-md: rgba(50, 48, 40, .1);--shadow-lg: rgba(50, 48, 40, .14);--shadow-xl: rgba(50, 48, 40, .18);--glow-accent: rgba(123, 138, 104, .2);--success: #7b8a68;--warning: #b5a476;--danger: #a87a68}:root[data-theme=dark],:root{--product-grid-padding: .8rem;--product-grid-gap: 1.2rem;--product-part-width: 120px;--bg-primary: #1b1d19;--bg-secondary: #252821;--bg-tertiary: #33362e;--bg-gradient-start: #1b1d19;--bg-gradient-end: #252821;--text-primary: #e3e2dc;--text-secondary: #b8b5ab;--text-tertiary: #8e8c80;--border-color: #3a3d34;--border-color-light: #30322b;--accent-primary: #8b9874;--accent-secondary: #7b8865;--accent-gradient-start: #8b9874;--accent-gradient-end: #919c7a;--card-bg: #252821;--card-border: #3a3d34;--header-bg-start: #1b1d19;--header-bg-end: #252821;--header-text: #e3e2dc;--nav-bg: #252821;--nav-border: #3a3d34;--shadow-sm: rgba(0, 0, 0, .18);--shadow-md: rgba(0, 0, 0, .22);--shadow-lg: rgba(0, 0, 0, .28);--shadow-xl: rgba(0, 0, 0, .32);--glow-accent: rgba(139, 152, 116, .15);--success: #8b9874;--warning: #b5a476;--danger: #b08674}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-secondary) 50%,var(--bg-primary) 100%);color:var(--text-primary);letter-spacing:0;font-weight:400;text-rendering:optimizeLegibility;font-size:15px;line-height:1.5}.app{min-height:100vh;display:flex;flex-direction:column}.header{background:linear-gradient(180deg,var(--card-bg) 0%,var(--bg-secondary) 100%);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);color:var(--text-primary);padding:.6rem 1.5rem;box-shadow:0 4px 12px var(--shadow-md),0 8px 24px var(--shadow-sm),inset 0 1px #ffffff1a;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:100;transition:all .3s cubic-bezier(.4,0,.2,1)}.header-left{display:flex;align-items:center;gap:1.2rem}.header h1{font-size:1.3rem;font-weight:700;background:linear-gradient(135deg,var(--accent-gradient-start),var(--accent-gradient-end));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em;margin:0}.theme-toggle{background:var(--accent-primary);border:none;border-radius:4px;padding:.45rem;color:var(--bg-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 3px var(--shadow-sm);width:36px;height:36px}.theme-toggle:hover{background:var(--accent-secondary);color:var(--bg-primary);transform:translateY(-1px);box-shadow:0 4px 12px var(--shadow-md),0 0 0 3px var(--glow-accent)}.theme-toggle svg{display:block;width:18px;height:18px}.nav{display:none}.nav-inline{display:flex;gap:.5rem;align-items:center}.nav-btn{display:inline-flex;align-items:center;padding:.4rem .8rem;text-decoration:none;color:var(--bg-primary);background:var(--accent-primary);border:none;border-radius:4px;font-weight:600;font-size:.95rem;letter-spacing:0;cursor:pointer;transition:all .2s;box-shadow:0 1px 3px var(--shadow-sm)}.nav-btn:hover{background:var(--accent-secondary);color:var(--bg-primary)}.nav-btn.active{background:var(--accent-secondary);color:var(--bg-primary);font-weight:700;box-shadow:0 2px 6px var(--shadow-md)}.container{max-width:1200px;margin:0 auto;padding:1.2rem 1.5rem;flex:1}.card{background:linear-gradient(135deg,var(--card-bg) 0%,var(--bg-secondary) 100%);border-radius:12px;padding:1rem;margin-bottom:1rem;box-shadow:0 4px 12px var(--shadow-md);border:1px solid var(--card-border)}.card h2{margin-bottom:.6rem;color:var(--text-primary)}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1.2rem}.stat-card{background:linear-gradient(135deg,var(--card-bg) 0%,var(--bg-secondary) 100%);border-radius:12px;padding:1rem;box-shadow:0 4px 12px var(--shadow-md);border:1px solid var(--card-border);transition:all .3s ease;position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--accent-gradient-start) 0%,var(--accent-gradient-end) 100%)}.stat-card:hover{box-shadow:0 8px 24px var(--shadow-lg);transform:translateY(-4px)}.stat-card h3{font-size:.85rem;color:var(--text-secondary);margin-bottom:.4rem;text-transform:uppercase;letter-spacing:.5px}.stat-card .value{font-size:1.6rem;font-weight:700;background:linear-gradient(135deg,var(--accent-gradient-start) 0%,var(--accent-gradient-end) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.product-list{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.product-item{padding:1rem 1.5rem;border-bottom:1px solid #e0e0e0;transition:background-color .2s;cursor:pointer}.product-item:hover{background-color:#f8f9fa}.product-item:last-child{border-bottom:none}.product-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.product-title{font-weight:600;color:#333;font-size:1.25rem}.product-type{display:inline-block;padding:.25rem .75rem;border-radius:12px;font-size:.75rem;font-weight:600;text-transform:uppercase}.product-type.motor{background-color:#e3f2fd;color:#1976d2}.product-type.drive{background-color:#f3e5f5;color:#7b1fa2}.product-meta{color:#666;font-size:1rem}.filter-bar{margin-bottom:1.5rem;padding:1.5rem;background:#fff;border-radius:8px;box-shadow:0 1px 3px #0000001a}.filter-bar-header{margin-bottom:1rem}.filter-bar-controls{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}.filter-bar-controls label{font-weight:600;color:#333}.filter-bar-select{padding:.5rem 1rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;background:#fff;cursor:pointer}.filter-bar-button{padding:.35rem .8rem;border:none;border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s;font-weight:500}.filter-bar-button.primary{background-color:var(--accent-primary);color:var(--bg-primary)}.filter-bar-button.primary:hover{background-color:var(--accent-secondary);transform:translateY(-1px);box-shadow:0 2px 4px var(--shadow-md)}.filter-bar-button.secondary{background-color:var(--accent-primary);color:var(--bg-primary)}.filter-bar-button.secondary:hover{background-color:var(--accent-secondary)}.filter-bar-button.tertiary{background-color:var(--accent-primary);color:var(--bg-primary)}.filter-bar-button.tertiary:hover{background-color:var(--accent-secondary)}.filter-bar-chips{margin-top:1rem;padding-top:1rem;border-top:1px solid #e0e0e0}.filter-bar-chips-label{display:block;font-size:.85rem;font-weight:600;color:#666;margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.5px}.filter-bar-chips-container{display:flex;flex-wrap:wrap;gap:.5rem}.filter-bar-help{margin-top:1rem;padding:.75rem;background-color:#f8f9fa;border-radius:4px;font-size:.85rem;color:#666}.filter-bar-help-text strong{color:#333;font-weight:600}.filter-bar-shortcuts{margin-top:.75rem;font-size:.75rem;color:#999;display:flex;align-items:center;gap:.25rem}.filter-bar-shortcuts kbd{padding:.1rem .4rem;background-color:#e9ecef;border:1px solid #ced4da;border-radius:3px;font-family:monospace;font-size:.75rem}.action-btn{padding:.2rem .6rem;background:transparent;border:1px solid var(--border-color);border-radius:4px;cursor:pointer;font-size:.75rem;font-weight:500;transition:all .2s;color:var(--text-secondary)}.action-btn:hover{background-color:var(--bg-secondary);color:var(--text-primary);border-color:var(--text-secondary)}.action-btn.edit{color:var(--accent-primary);border-color:var(--accent-primary)}.action-btn.edit:hover{background-color:var(--accent-primary);color:#fff}.action-btn.delete{color:var(--danger);border-color:var(--danger)}.action-btn.delete:hover{background-color:var(--danger);color:#fff}.filter-chip{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem .75rem;border-radius:20px;font-size:.95rem;transition:all .2s;border:2px solid transparent}.filter-chip-neutral{background-color:#e9ecef;color:#495057;border-color:#ced4da}.filter-chip-include{background-color:#d4edda;color:#155724;border-color:#28a745}.filter-chip-exclude{background-color:#f8d7da;color:#721c24;border-color:#dc3545}.filter-chip-mode{background:none;border:none;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;transition:all .2s}.filter-chip-mode:hover{background-color:#0000001a}.filter-chip-icon{font-size:1.4rem;font-weight:700}.filter-chip-content{display:flex;align-items:center;gap:.25rem}.filter-chip-attribute{font-weight:600}.filter-chip-separator{color:#999;margin:0 .25rem}.filter-chip-value{cursor:pointer;padding:.1rem .4rem;border-radius:3px;transition:background-color .2s}.filter-chip-value:hover{background-color:#0000001a}.filter-chip-input{border:1px solid #ced4da;border-radius:3px;padding:.1rem .4rem;font-size:.875rem;width:100px}.filter-chip-add-value{background:none;border:none;color:inherit;padding:.1rem .4rem;border-radius:3px;cursor:pointer;font-size:.75rem;transition:background-color .2s}.filter-chip-add-value:hover{background-color:#0000001a}.filter-chip-remove{background:none;border:none;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;font-size:1.6rem;line-height:1;color:inherit;transition:all .2s}.filter-chip-remove:hover{background-color:#0003}.attribute-selector-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;display:flex;align-items:flex-start;justify-content:flex-end;padding-top:8rem;padding-right:2rem;z-index:1000;animation:fadeIn .15s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.attribute-selector-modal{background:var(--card-bg);border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 16px var(--shadow-lg);width:260px;max-width:calc(100vw - 2rem);max-height:50vh;display:flex;flex-direction:column;animation:slideFromRight .15s ease-out}@keyframes slideFromRight{0%{transform:translate(30px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideDown{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}.attribute-selector-header{display:flex;align-items:center;gap:.3rem;padding:.4rem .5rem;border-bottom:1px solid var(--border-color);background:var(--bg-secondary)}.attribute-selector-input{flex:1;border:none;outline:none;font-size:.8rem;padding:.25rem;background:transparent;color:var(--text-primary)}.attribute-selector-input::placeholder{color:var(--text-tertiary)}.attribute-selector-close{background:none;border:none;font-size:1rem;cursor:pointer;color:var(--text-tertiary);width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:3px;transition:all .15s;line-height:1;padding:0}.attribute-selector-close:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.attribute-selector-list{overflow-y:auto;max-height:calc(50vh - 60px)}.attribute-selector-item{padding:.3rem .5rem;cursor:pointer;transition:background-color .1s;border-bottom:1px solid var(--border-color-light)}.attribute-selector-item:hover,.attribute-selector-item.selected{background-color:var(--bg-secondary)}.attribute-selector-item.selected{border-left:2px solid var(--accent-primary)}.attribute-selector-item-content{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.attribute-selector-item-name{font-weight:500;color:var(--text-primary);flex:1;font-size:.75rem}.attribute-selector-item-unit{font-size:.65rem;font-weight:600;color:var(--text-tertiary);white-space:nowrap}.attribute-selector-item-meta{display:flex;gap:.75rem;font-size:.75rem;color:var(--text-tertiary)}.attribute-selector-item-key{font-family:monospace;background-color:var(--bg-tertiary);color:var(--text-secondary);padding:.1rem .4rem;border-radius:3px}.attribute-selector-item-type{text-transform:uppercase;letter-spacing:.5px}.attribute-selector-empty{padding:.75rem;text-align:center;color:var(--text-tertiary);font-size:.7rem}.attribute-selector-footer{padding:.3rem .5rem;border-top:1px solid var(--border-color);font-size:.6rem;color:var(--text-tertiary);text-align:center;background:var(--bg-secondary)}.product-list-actions{margin-bottom:1rem;display:flex;justify-content:flex-end}.product-list-summary{margin-top:1rem;padding:1rem;text-align:center;color:#666;font-size:.9rem;background:#fff;border-radius:8px;box-shadow:0 1px 3px #0000001a}button{padding:.35rem .8rem;border:none;border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s}button.primary{background-color:var(--accent-primary);color:var(--bg-primary)}button.primary:hover{background-color:var(--accent-secondary);color:var(--bg-primary)}button.secondary{background-color:var(--accent-primary);color:var(--bg-primary)}button.secondary:hover{background-color:var(--accent-secondary);color:var(--bg-primary)}.loading{text-align:center;padding:2rem;color:#666}.error{background-color:#f8d7da;color:#721c24;padding:1rem;border-radius:4px;margin-bottom:1rem}.empty-state{text-align:center;padding:3rem;color:#666}.empty-state h3{margin-bottom:.5rem;color:#333}.page-split-layout{min-height:calc(100vh - 200px);display:flex;background:linear-gradient(135deg,var(--bg-gradient-start) 0%,var(--bg-gradient-end) 100%)}.filter-sidebar{width:250px;min-width:250px;order:2;background:linear-gradient(180deg,var(--card-bg) 0%,var(--bg-secondary) 50%,var(--bg-tertiary) 100%);padding:1.2rem 1rem;align-self:flex-start;position:sticky;top:0;max-height:100vh;overflow-y:auto;box-shadow:-8px 0 24px var(--shadow-md),-4px 0 12px var(--shadow-sm),inset 1px 0 #ffffff1a;z-index:10}.results-main{flex:1;order:1;padding:0 1.5rem 0 0;overflow-y:auto;z-index:1}.page-minimal{min-height:calc(100vh - 200px);display:flex;flex-direction:column;background:#fafafa}.filter-section{padding:3rem 2rem;background:#fff;border-bottom:1px solid #e0e0e0}.filter-bar-minimal{width:100%}.filter-sidebar-title{font-size:1.2rem;font-weight:700;color:var(--text-primary);margin-bottom:.6rem;padding-bottom:.4rem;background:linear-gradient(90deg,var(--accent-gradient-start) 0%,var(--accent-gradient-end) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;position:relative}.filter-sidebar-title:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent-primary) 0%,transparent 100%);opacity:.3}.filter-controls-top{margin-bottom:.6rem}.filter-actions-container{display:flex;gap:.4rem;margin-bottom:.6rem}.product-type-select{width:100%;padding:.4rem 2rem .4rem .65rem;border:1px solid var(--border-color);border-radius:4px;font-size:.85rem;font-weight:600;background-color:var(--bg-tertiary);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%237b8a68' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .65rem center;background-size:12px;color:var(--text-primary);cursor:pointer;outline:none;transition:all .2s ease;appearance:none;-webkit-appearance:none;-moz-appearance:none;box-shadow:0 1px 3px var(--shadow-sm);letter-spacing:0}.product-type-select:hover{background-color:var(--card-bg);border-color:var(--accent-primary);box-shadow:0 2px 6px var(--shadow-md)}.product-type-select:focus{background-color:var(--card-bg);border-color:var(--accent-primary);box-shadow:0 2px 6px var(--shadow-md)}.product-type-select:disabled{opacity:.6;cursor:wait}.product-type-select option{padding:.5rem;font-weight:600;background:var(--card-bg);color:var(--text-primary)}.btn-clear{flex:1;padding:.35rem .6rem;background:#b43c3226;border:1px solid rgba(180,60,50,.3);border-radius:4px;font-size:.75rem;color:#c45a50;cursor:pointer;transition:all .2s;font-weight:600;box-shadow:none}.btn-clear:hover{background:#b43c3240;border-color:#b43c3280;color:#d9534f}.filter-chips-container{display:flex;flex-direction:column;gap:.35rem;margin-bottom:.6rem;min-height:30px}.filter-chip-minimal{display:flex;flex-direction:column;gap:.3rem;padding:.35rem .45rem;background:linear-gradient(135deg,var(--bg-secondary) 0%,var(--bg-tertiary) 100%);border:1px solid var(--border-color);border-radius:4px;font-size:.8rem;transition:all .2s;position:relative}.filter-chip-minimal:hover{border-color:var(--accent-primary);box-shadow:0 1px 4px var(--shadow-sm)}.filter-chip-minimal.filter-chip-exclude-mode{border-color:#c0392b;background:linear-gradient(135deg,#c0392b14,#c0392b26)}.filter-chip-minimal.filter-chip-exclude-mode:hover{border-color:#e74c3c;box-shadow:0 1px 4px #e74c3c33}.filter-mode-toggle{display:inline-flex;align-items:center;justify-content:center;padding:.05rem .35rem;border-radius:3px;font-size:.65rem;font-weight:700;letter-spacing:.03em;cursor:pointer;border:1px solid;transition:all .15s;line-height:1.4;flex-shrink:0}.filter-mode-include{background:#2ecc7126;border-color:#2ecc7166;color:#27ae60}.filter-mode-include:hover{background:#2ecc7140;border-color:#2ecc7199}.filter-mode-exclude{background:#e74c3c26;border-color:#e74c3c66;color:#c0392b}.filter-mode-exclude:hover{background:#e74c3c40;border-color:#e74c3c99}.filter-chip-header{display:flex;justify-content:space-between;align-items:center;gap:.3rem}.filter-attribute{font-weight:600;color:var(--text-primary);font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;transition:all .2s;padding:.15rem .35rem;border-radius:3px}.filter-attribute:hover{background:var(--bg-tertiary);color:var(--accent-primary);text-decoration:underline}.filter-chip-controls{display:flex;align-items:center;gap:.35rem}.filter-operator-label{display:inline-flex;align-items:center;justify-content:center;min-width:28px;height:24px;padding:0 .3rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:4px;font-size:.9rem;font-weight:600;color:var(--text-secondary);cursor:default;-webkit-user-select:none;user-select:none}.filter-operator{padding:.2rem .3rem;background:linear-gradient(135deg,var(--accent-gradient-start) 0%,var(--accent-gradient-end) 100%);color:#fff;border:1px solid var(--accent-primary);border-radius:3px;font-size:.85rem;font-weight:700;cursor:pointer;transition:all .2s;text-align:center;box-shadow:0 1px 2px var(--shadow-sm);position:relative;min-width:22px;line-height:1;flex-shrink:0;height:22px;display:flex;align-items:center;justify-content:center}.filter-operator[data-operator="="]{background:var(--accent-primary);border-color:var(--accent-secondary)}.filter-operator[data-operator="!="]{background:var(--danger);border-color:#9a7060}.filter-operator[data-operator=">"],.filter-operator[data-operator="<"]{background:linear-gradient(135deg,var(--accent-gradient-start) 0%,var(--accent-gradient-end) 100%);border-color:var(--accent-primary)}.filter-operator:hover{background:linear-gradient(135deg,var(--accent-secondary) 0%,var(--accent-primary) 100%);border-color:var(--accent-secondary);box-shadow:0 2px 4px var(--shadow-md)}.filter-operator:active{transform:scale(.95);box-shadow:0 1px 2px var(--shadow-sm)}.filter-input-wrapper{position:relative;min-width:0;flex:1}.filter-input{width:100%;padding:.3rem .45rem;border:1px solid var(--border-color);border-radius:4px;font-size:.85rem;background:var(--bg-primary);color:var(--text-primary);outline:none;transition:all .2s}.filter-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--shadow-sm)}.filter-slider-wrapper{flex:1;display:flex;flex-direction:column;gap:.15rem;min-width:150px}.filter-slider-range-labels{display:flex;justify-content:space-between;font-size:.65rem;color:var(--text-tertiary);font-family:monospace;padding:0 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