:root{--primary-color: #3b82f6;--secondary-color: #64748b;--success-color: #10b981;--warning-color: #f59e0b;--danger-color: #ef4444;--light-color: #f8fafc;--dark-color: #1e293b;--border-color: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--transition: all .2s ease-in-out}*{box-sizing:border-box}body{font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6;color:#333;background-color:#f8fafc}.btn{transition:var(--transition);border-radius:6px;font-weight:500}.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-primary{background:linear-gradient(135deg,var(--primary-color) 0%,#2563eb 100%);border:none}.btn-primary:hover{background:linear-gradient(135deg,#2563eb,#1d4ed8)}.card{border:1px solid var(--border-color);border-radius:8px;box-shadow:var(--shadow-sm);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.navbar{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:1000}.navbar-brand{font-weight:700;font-size:1.5rem;color:var(--primary-color)!important}.search-container{position:relative}.search-suggestions{position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid var(--border-color);border-top:none;border-radius:0 0 6px 6px;box-shadow:var(--shadow-lg);z-index:1000;max-height:300px;overflow-y:auto;display:none}.suggestion-item{padding:.75rem 1rem;cursor:pointer;transition:var(--transition)}.suggestion-item:hover{background-color:var(--light-color)}.cart-count{position:absolute;top:-8px;right:-8px;background:linear-gradient(135deg,var(--danger-color) 0%,#dc2626 100%);color:#fff;border-radius:50%;padding:2px 6px;font-size:.75rem;font-weight:600;min-width:18px;text-align:center;animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.product-card{transition:var(--transition);height:100%;overflow:hidden}.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.product-card img{transition:var(--transition)}.product-card:hover img{transform:scale(1.05)}.product-badge{position:absolute;top:10px;left:10px;z-index:10}.product-favorite{position:absolute;top:10px;right:10px;z-index:10;background:#ffffffe6;border:none;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.product-favorite:hover{background:#fff;color:var(--danger-color);transform:scale(1.1)}.floor-section{margin:2rem 0;padding:2rem;border-radius:12px;background:linear-gradient(135deg,#f8fafc,#e2e8f0);border:1px solid var(--border-color)}.floor-title{color:var(--primary-color);font-weight:700;margin-bottom:1.5rem;display:flex;align-items:center}.floor-number{background:linear-gradient(135deg,var(--primary-color) 0%,#2563eb 100%);color:#fff;padding:.5rem 1rem;border-radius:20px;font-weight:600;margin-right:1rem}.pagination{justify-content:center}.page-link{color:var(--primary-color);border:1px solid var(--border-color);padding:.75rem 1rem;transition:var(--transition)}.page-link:hover{background-color:var(--light-color);border-color:var(--primary-color);color:var(--primary-color)}.page-item.active .page-link{background:var(--primary-color);border-color:var(--primary-color)}.cart-item{transition:var(--transition)}.cart-item:hover{background-color:var(--light-color)}.quantity-controls{display:flex;align-items:center;border:1px solid var(--border-color);border-radius:6px;overflow:hidden}.quantity-btn{background:none;border:none;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:var(--secondary-color);transition:var(--transition)}.quantity-btn:hover{background-color:var(--light-color);color:var(--primary-color)}.quantity-input{border:none;width:60px;text-align:center;background:transparent}.checkout-steps{display:flex;align-items:center;justify-content:center;margin-bottom:3rem}.step-item{display:flex;flex-direction:column;align-items:center;text-align:center;position:relative}.step-icon{width:50px;height:50px;border-radius:50%;background:var(--border-color);color:var(--secondary-color);display:flex;align-items:center;justify-content:center;margin-bottom:.5rem;font-size:1.2rem;transition:var(--transition)}.step-item.active .step-icon{background:var(--primary-color);color:#fff;box-shadow:var(--shadow-md)}.step-line{width:100px;height:2px;background:var(--border-color);margin:0 1rem;margin-top:25px;transition:var(--transition)}.step-line.active{background:var(--primary-color)}.step-text{font-size:.9rem;font-weight:500;color:var(--secondary-color)}.step-item.active .step-text{color:var(--primary-color)}.address-item{cursor:pointer;transition:var(--transition);margin-bottom:1rem}.address-content{padding:1rem;border:2px solid var(--border-color);border-radius:8px;transition:var(--transition)}.address-item:hover .address-content{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:var(--shadow-md)}.address-item.selected .address-content{border-color:var(--primary-color);background:linear-gradient(135deg,#f0f7ff,#e6f3ff);box-shadow:var(--shadow-md)}.payment-method{border:2px solid var(--border-color);border-radius:8px;padding:1rem;margin-bottom:.5rem;transition:var(--transition);cursor:pointer}.payment-method:hover{border-color:var(--primary-color);background:var(--light-color)}.payment-method.selected{border-color:var(--primary-color);background:linear-gradient(135deg,#f0f7ff,#e6f3ff)}.user-sidebar{background:#fff;border-radius:8px;box-shadow:var(--shadow-sm);overflow:hidden}.user-avatar{background:linear-gradient(135deg,var(--primary-color) 0%,#2563eb 100%);color:#fff;width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto 1rem}.user-nav-item{display:block;padding:1rem 1.5rem;color:var(--secondary-color);text-decoration:none;border-bottom:1px solid var(--border-color);transition:var(--transition)}.user-nav-item:hover{color:var(--primary-color);background:var(--light-color)}.user-nav-item.active{color:var(--primary-color);background:linear-gradient(135deg,#f0f7ff,#e6f3ff);border-right:3px solid var(--primary-color)}.form-control{border:2px solid var(--border-color);border-radius:6px;padding:.75rem 1rem;transition:var(--transition)}.form-control:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a;outline:none}.form-select{border:2px solid var(--border-color);border-radius:6px;padding:.75rem 1rem;transition:var(--transition)}.form-select:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a;outline:none}.loading-spinner{display:inline-block;width:20px;height:20px;border:2px solid #f3f3f3;border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}img.lazy{opacity:0;transition:opacity .3s}img.lazy.loaded{opacity:1}.back-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;border-radius:50%;background:var(--primary-color);color:#fff;border:none;box-shadow:var(--shadow-lg);display:none;z-index:1000;transition:var(--transition)}.back-to-top:hover{transform:translateY(-3px);box-shadow:0 8px 25px #3b82f64d}.toast{position:fixed;top:20px;right:20px;z-index:9999;min-width:300px;border-radius:8px;box-shadow:var(--shadow-lg);animation:slideInRight .3s ease-out}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@media (max-width: 768px){.navbar-brand{font-size:1.25rem}.floor-section{padding:1rem;margin:1rem 0}.checkout-steps{flex-direction:column;align-items:stretch}.step-line{width:2px;height:30px;margin:.5rem auto}.back-to-top{bottom:20px;right:20px;width:45px;height:45px}.toast{right:10px;left:10px;min-width:auto}}@media (max-width: 576px){.container{padding:0 15px}.floor-number{padding:.25rem .75rem;font-size:.875rem}.product-card{margin-bottom:1rem}.user-nav-item{padding:.75rem 1rem}}@media print{.navbar,.footer,.back-to-top,.btn,.toast{display:none!important}body{background:#fff!important}.card{border:1px solid #ddd;box-shadow:none}}@media (prefers-color-scheme: dark){:root{--light-color: #1e293b;--dark-color: #f8fafc;--border-color: #374151}body{background-color:#111827;color:#f9fafb}.card{background-color:#1f2937;border-color:var(--border-color)}.navbar{background:#111827f2}.form-control,.form-select{background-color:#374151;border-color:var(--border-color);color:#f9fafb}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.btn:focus,.form-control:focus,.form-select:focus{outline:2px solid var(--primary-color);outline-offset:2px}@media (prefers-contrast: high){:root{--primary-color: #0000ee;--danger-color: #cc0000;--border-color: #000000}.btn{border:2px solid}.card{border-width:2px}}nav[role=navigation][aria-label="Pagination Navigation"]{margin:2rem 0}nav[role=navigation] .sm\:hidden a{padding:.5rem 1rem;font-size:.875rem;font-weight:500;background-color:#fff;border:1px solid #d1d5db;border-radius:.375rem;color:#374151;transition:all .15s ease-in-out;text-decoration:none}nav[role=navigation] .sm\:hidden a:hover{background-color:#f9fafb;color:#111827}nav[role=navigation] .sm\:hidden a:active{background-color:#f3f4f6}nav[role=navigation] .sm\:flex{align-items:center;justify-content:space-between}nav[role=navigation] p.text-sm{color:#4b5563;font-size:.875rem;line-height:1.25rem}nav[role=navigation] p.text-sm .font-medium{font-weight:600;color:#111827}nav[role=navigation] .relative.z-0{display:inline-flex;border-radius:.375rem;box-shadow:0 1px 2px #0000000d}nav[role=navigation] .relative.z-0 a,nav[role=navigation] .relative.z-0 span{position:relative;display:inline-flex;align-items:center;padding:.5rem 1rem;font-size:.875rem;font-weight:500;background-color:#fff;border:1px solid #d1d5db;color:#374151;transition:all .15s ease-in-out;text-decoration:none}nav[role=navigation] .relative.z-0 a.-ml-px,nav[role=navigation] .relative.z-0 span.-ml-px{margin-left:-1px}nav[role=navigation] .relative.z-0 a.rounded-l-md{border-top-left-radius:.375rem;border-bottom-left-radius:.375rem}nav[role=navigation] .relative.z-0 a.rounded-r-md{border-top-right-radius:.375rem;border-bottom-right-radius:.375rem}nav[role=navigation] .relative.z-0 a:hover{background-color:#f9fafb;color:#111827;z-index:10}nav[role=navigation] .relative.z-0 a:active{background-color:#f3f4f6;color:#374151}nav[role=navigation] span[aria-current=page] span{background-color:#fff;border-color:#d1d5db;color:#6b7280;cursor:default}nav[role=navigation] .relative.z-0 svg{width:1.25rem;height:1.25rem;color:#6b7280}nav[role=navigation] .relative.z-0 a:hover svg{color:#9ca3af}nav[role=navigation] a:focus{z-index:10;outline:none;ring:2px;ring-color:#d1d5db;border-color:#3b82f6}@media (prefers-color-scheme: dark){nav[role=navigation] .sm\:hidden a{background-color:#1f2937;border-color:#4b5563;color:#d1d5db}nav[role=navigation] .sm\:hidden a:hover{color:#f3f4f6}nav[role=navigation] .sm\:hidden a:active{background-color:#374151;color:#d1d5db}nav[role=navigation] p.text-sm{color:#9ca3af}nav[role=navigation] p.text-sm .font-medium{color:#f3f4f6}nav[role=navigation] .relative.z-0 a,nav[role=navigation] .relative.z-0 span{background-color:#1f2937;border-color:#4b5563;color:#9ca3af}nav[role=navigation] .relative.z-0 a:hover{color:#d1d5db}nav[role=navigation] .relative.z-0 a:active{background-color:#374151;color:#d1d5db}nav[role=navigation] span[aria-current=page] span{background-color:#1f2937;border-color:#4b5563;color:#6b7280}nav[role=navigation] a:focus{border-color:#2563eb}}.site-body{background:#eef0f3;color:#333;font-family:PingFang SC,Microsoft 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16px;border-radius:999px;background:#ffffff14;color:#fff;font-size:13px;font-weight:600;text-decoration:none;transition:all .2s ease}.site-footer-link:hover{background:#ffffff29;color:#fff;text-decoration:none}@media (max-width: 1200px){.compact-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (max-width: 992px){.home-layout,.category-layout{grid-template-columns:1fr}.home-sidebar,.category-sidebar{order:2}.home-content,.category-content{order:1}.compact-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.category-panel{position:static;width:100%;max-height:none}.sub-list{position:static;display:block;border:0;min-width:100%;padding:0 0 6px 12px;max-height:none}}@media (max-width: 640px){.site-topbar{font-size:11px}.site-footer-inner{flex-direction:column;gap:10px}.topbar-right{gap:8px}.site-search-form{gap:6px}.site-search-input{border-right:1px solid #d8d8d8;height:36px}.site-search-btn{height:36px;padding:0 10px;font-size:12px}.menu-inner{gap:8px}.category-shell{width:190px}.category-trigger{font-size:13px;height:36px}.menu-dot,.menu-user{display:none}.compact-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.product-card .product-image,.product-card .default-image-container{height:110px!important}.compact-price{font-size:13px}.compact-filter-bar{padding:8px 6px}.filter-group{width:calc(50% - 4px)}.filter-group .form-select{min-width:100%}}