:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a25;--bg-card: rgba(26, 26, 37, .8);--bg-glass: rgba(255, 255, 255, .05);--text-primary: #ffffff;--text-secondary: #a0a0b0;--text-muted: #6b6b7b;--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);--success: #10b981;--warning: #f59e0b;--error: #ef4444;--mercari: #ff4081;--amazon: #ff9900;--shopee: #ee4d2d;--border-color: rgba(255, 255, 255, .1);--shadow-glow: 0 0 40px rgba(99, 102, 241, .15);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased}#root{min-height:100vh}.app{min-height:100vh;background:radial-gradient(ellipse at top left,rgba(99,102,241,.15) 0%,transparent 50%),radial-gradient(ellipse at bottom right,rgba(139,92,246,.1) 0%,transparent 50%),var(--bg-primary)}.app-container{max-width:1400px;margin:0 auto;padding:2rem}.header{text-align:center;margin-bottom:3rem;padding:2rem 0}.header h1{font-size:2.5rem;font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem;letter-spacing:-.02em}.header p{color:var(--text-secondary);font-size:1.1rem}.search-form{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:2rem;margin-bottom:2rem;box-shadow:var(--shadow-glow)}.search-input-group{display:flex;gap:1rem;margin-bottom:1.5rem}.search-input{flex:1;padding:1rem 1.5rem;font-size:1rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);transition:all var(--transition-normal)}.search-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f133}.search-input::placeholder{color:var(--text-muted)}.site-selector{display:flex;gap:.75rem;flex-wrap:wrap}.site-checkbox{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);-webkit-user-select:none;user-select:none}.site-checkbox:hover{border-color:var(--accent-primary)}.site-checkbox.active{border-color:var(--accent-primary);background:#6366f126}.site-checkbox.mercari.active{border-color:var(--mercari);background:#ff408126}.site-checkbox.amazon.active{border-color:var(--amazon);background:#ff990026}.site-checkbox.shopee.active{border-color:var(--shopee);background:#ee4d2d26}.site-checkbox input{display:none}.site-icon{width:20px;height:20px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.75rem}.site-icon.mercari{background:var(--mercari)}.site-icon.amazon{background:var(--amazon)}.site-icon.shopee{background:var(--shopee)}.search-options{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-start;justify-content:space-between}.site-selector{display:flex;flex-wrap:wrap;gap:.5rem}.condition-filter{display:flex;gap:.5rem}.condition-checkbox{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none;font-size:.875rem}.condition-checkbox:hover{border-color:var(--success)}.condition-checkbox.active{background:#10b9811a;border-color:var(--success);color:var(--success)}.condition-checkbox input{display:none}.condition-icon{font-size:1rem}.btn{padding:1rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 15px #6366f14d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #6366f166}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{border-color:var(--accent-primary);background:#6366f11a}.btn-icon{padding:.5rem;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.btn-icon:hover{color:var(--text-primary);background:var(--bg-glass)}.btn-icon.danger:hover{color:var(--error);background:#ef44441a}.price-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.5rem;text-align:center;transition:all var(--transition-normal)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}.stat-label{color:var(--text-secondary);font-size:.875rem;margin-bottom:.5rem}.stat-value{font-size:1.75rem;font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-value.success{background:linear-gradient(135deg,#10b981,#34d399);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.stat-value.warning{background:linear-gradient(135deg,#f59e0b,#fbbf24);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.product-card{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-normal)}.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-glow);border-color:var(--accent-primary)}.product-image-container{position:relative;aspect-ratio:1;overflow:hidden;background:var(--bg-tertiary)}.product-image{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}.product-card:hover .product-image{transform:scale(1.05)}.product-source{position:absolute;top:.75rem;left:.75rem;padding:.35rem .75rem;border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;color:#fff}.product-source.mercari{background:var(--mercari)}.product-source.amazon{background:var(--amazon)}.product-source.shopee{background:var(--shopee)}.product-info{padding:1.25rem}.product-title{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4}.product-description{font-size:.875rem;color:var(--text-secondary);margin-bottom:1rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-price{font-size:1.5rem;font-weight:700;color:var(--accent-primary);margin-bottom:.75rem}.product-source-info{display:flex;align-items:center;gap:.5rem;font-size:.875rem;margin-bottom:.5rem}.source-label{color:var(--text-muted)}.source-name{font-weight:600;padding:.2rem .5rem;border-radius:4px;font-size:.75rem}.source-name.mercari{background:#ff408133;color:var(--mercari)}.source-name.amazon{background:#f903;color:var(--amazon)}.source-name.shopee{background:#ee4d2d33;color:var(--shopee)}.product-url{display:block;font-size:.75rem;color:var(--text-secondary);text-decoration:none;padding:.5rem .75rem;background:var(--bg-tertiary);border-radius:var(--radius-sm);margin-bottom:1rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:all var(--transition-normal)}.product-url:hover{color:var(--accent-primary);background:#6366f11a}.product-actions{display:flex;gap:.5rem;padding-top:1rem;border-top:1px solid var(--border-color)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem;animation:fadeIn var(--transition-fast)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:100%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp var(--transition-normal)}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem;border-bottom:1px solid var(--border-color)}.modal-header h2{font-size:1.25rem;font-weight:600}.modal-body{padding:1.5rem}.modal-footer{display:flex;gap:1rem;justify-content:flex-end;padding:1.5rem;border-top:1px solid var(--border-color)}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:.5rem}.form-input{width:100%;padding:.875rem 1rem;font-size:1rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);transition:all var(--transition-normal)}.form-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f133}.form-textarea{resize:vertical;min-height:100px}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;color:var(--text-secondary)}.loading-spinner{width:48px;height:48px;border:3px solid var(--bg-tertiary);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:4rem 2rem;color:var(--text-secondary)}.empty-state-icon{font-size:4rem;margin-bottom:1rem;opacity:.5}.empty-state h3{font-size:1.25rem;color:var(--text-primary);margin-bottom:.5rem}.filter-bar{display:flex;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap;align-items:center}.filter-select{padding:.75rem 1rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:.875rem;cursor:pointer;transition:all var(--transition-normal)}.filter-select:focus{outline:none;border-color:var(--accent-primary)}.product-count{margin-left:auto;color:var(--text-secondary);font-size:.875rem}.toast-container{position:fixed;bottom:2rem;right:2rem;z-index:1100;display:flex;flex-direction:column;gap:.5rem}.toast{padding:1rem 1.5rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:0 4px 20px #0000004d;animation:slideIn var(--transition-normal);display:flex;align-items:center;gap:.75rem}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.toast.success{border-left:3px solid var(--success)}.toast.error{border-left:3px solid var(--error)}.toast.warning{border-left:3px solid var(--warning)}.price-stats-container{margin-bottom:2rem}.results-control{position:relative;margin-bottom:2rem}.clear-results-btn{position:absolute;top:0;right:0;font-size:.875rem;padding:.5rem 1rem}.product-groups{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.5rem;margin-top:1.5rem}.groups-title{font-size:1.1rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem}.groups-list{display:flex;flex-direction:column;gap:1rem}.group-card{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1rem;transition:all var(--transition-normal)}.group-card:hover{border-color:var(--accent-primary)}.group-name{font-size:.9rem;font-weight:500;color:var(--text-primary);margin-bottom:.75rem;line-height:1.4}.group-stats{display:flex;gap:1.5rem;margin-bottom:.75rem;flex-wrap:wrap}.group-stat{display:flex;flex-direction:column;gap:.25rem}.group-stat-label{font-size:.7rem;color:var(--text-muted);text-transform:uppercase}.group-stat-value{font-size:1rem;font-weight:600;color:var(--accent-primary)}.group-stat-value.success{color:var(--success)}.group-stat-value.warning{color:var(--warning)}.group-sources{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}.group-source{font-size:.7rem;padding:.2rem .5rem;border-radius:4px;font-weight:500}.group-source.mercari{background:#ff408133;color:var(--mercari)}.group-source.amazon{background:#f903;color:var(--amazon)}.group-source.shopee{background:#ee4d2d33;color:var(--shopee)}.group-count{font-size:.75rem;color:var(--text-muted);margin-left:auto}.dashboard-btn{margin-top:1rem}.dashboard-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem;animation:fadeIn var(--transition-fast)}.dashboard{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:100%;max-width:900px;max-height:90vh;overflow:hidden;display:flex;flex-direction:column;animation:slideUp var(--transition-normal)}.dashboard-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem;border-bottom:1px solid var(--border-color)}.dashboard-header h2{font-size:1.5rem;font-weight:600}.dashboard-body{padding:1.5rem;overflow-y:auto;flex:1}.status-panel{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.25rem;margin-bottom:1.5rem}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}.status-item{display:flex;flex-direction:column;gap:.25rem}.status-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase}.status-value{font-size:1rem;font-weight:600;color:var(--text-primary)}.status-value.running{color:var(--success)}.status-value.stopped{color:var(--text-muted)}.current-product-info{margin-top:1rem;padding:.75rem 1rem;background:#8b5cf61a;border:1px solid rgba(139,92,246,.3);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.875rem}.current-product-info strong{color:var(--accent-primary)}.search-count-badge{margin-left:.5rem;color:var(--text-muted);font-size:.75rem}.next-search-info{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-color);font-size:.875rem;color:var(--text-secondary)}.time-remaining{margin-left:.5rem;color:var(--accent-primary);font-weight:600}.progress-bar-container{margin-top:1rem;height:24px;background:var(--bg-tertiary);border-radius:var(--radius-md);position:relative;overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));border-radius:var(--radius-md);transition:width .5s ease}.progress-bar-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:.75rem;font-weight:600;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.5)}.cheapest-link{color:var(--success);text-decoration:none;font-weight:500;transition:all var(--transition-fast)}.cheapest-link:hover{color:var(--accent-primary);text-decoration:underline}.no-link{color:var(--text-muted)}.error-alert,.block-alert{margin-top:1rem;padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.875rem}.error-alert{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--error)}.block-alert{background:#ef444426;border:1px solid rgba(239,68,68,.4);color:var(--error)}.control-panel{margin-bottom:1.5rem}.product-input-section{margin-bottom:1rem}.product-textarea{min-height:150px;font-family:inherit}.input-hint{font-size:.75rem;color:var(--text-muted);margin-top:.5rem}.start-btn{width:100%;padding:1.25rem;font-size:1.25rem}.stop-btn{width:100%;padding:1.25rem;font-size:1.25rem;background:linear-gradient(135deg,#ef4444,#dc2626)}.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;box-shadow:0 4px 15px #ef44444d}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ef444466}.error-message{padding:.75rem 1rem;background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-sm);color:var(--error);margin-bottom:1rem}.results-section{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.25rem}.results-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;flex-wrap:wrap;gap:1rem}.results-header h3{font-size:1rem;font-weight:600}.results-actions{display:flex;gap:.5rem}.results-table-container{overflow-x:auto}.results-table{width:100%;border-collapse:collapse}.results-table th,.results-table td{padding:.75rem;text-align:left;border-bottom:1px solid var(--border-color)}.results-table th{font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase}.results-table td{font-size:.875rem}.product-name-cell{max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.price-cell{font-weight:600;color:var(--accent-primary)}.price-cell.success{color:var(--success)}.price-cell.warning{color:var(--warning)}@media (max-width: 768px){.app-container{padding:1rem}.header h1{font-size:1.75rem}.search-input-group{flex-direction:column}.product-grid{grid-template-columns:1fr}.price-stats{grid-template-columns:repeat(2,1fr)}.filter-bar{flex-direction:column;align-items:stretch}.product-count{margin-left:0;text-align:center}}