:root{--primary: #ff4d4f;--primary-dark: #e63e3e;--primary-light: #fff1f0;--secondary: #ffa940;--text: #1a1a1a;--text-secondary: #666666;--text-placeholder: #bfbfbf;--border: #f0f0f0;--bg: #f5f5f5;--white: #ffffff;--danger: #ff4d4f;--success: #52c41a;--warning: #faad14;--shadow-sm: 0 1px 4px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--shadow-lg: 0 8px 24px rgba(0,0,0,.12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;outline:none;font-family:inherit}input,textarea,select{font-family:inherit;font-size:16px}.page-container{padding-bottom:60px;min-height:100vh;max-width:480px;margin:0 auto;background:var(--bg)}.search-bar{display:flex;align-items:center;background:var(--white);border-radius:20px;padding:8px 14px;gap:8px;box-shadow:var(--shadow-sm);margin:12px 14px}.search-bar input{flex:1;border:none;background:transparent;font-size:14px;color:var(--text);outline:none}.search-bar input::placeholder{color:var(--text-placeholder)}.search-bar span{font-size:16px}.banner{margin:0 14px;border-radius:var(--radius-lg);overflow:hidden;height:120px;background:linear-gradient(135deg,#ff4d4f,#ff7875,#ffa940);display:flex;align-items:center;justify-content:center;color:#fff}.banner-text{text-align:center}.banner-text h2{font-size:20px;font-weight:700}.banner-text p{font-size:12px;opacity:.85;margin-top:4px}.quick-cats{display:flex;overflow-x:auto;padding:14px 14px 8px;gap:10px;scrollbar-width:none}.quick-cats::-webkit-scrollbar{display:none}.quick-cat-item{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:56px}.quick-cat-icon{width:48px;height:48px;border-radius:50%;background:var(--white);display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:var(--shadow-sm)}.quick-cat-name{font-size:11px;color:var(--text-secondary);white-space:nowrap}.section-title{display:flex;align-items:center;justify-content:space-between;padding:16px 14px 10px}.section-title h3{font-size:15px;font-weight:600;color:var(--text)}.section-title span{font-size:12px;color:var(--text-secondary)}.products-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:0 14px 14px}.product-card{background:var(--white);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s}.product-card:active{transform:scale(.97);box-shadow:var(--shadow-md)}.product-card-img{aspect-ratio:1;background:#fafafa;display:flex;align-items:center;justify-content:center;overflow:hidden}.product-card-img img{width:100%;height:100%;object-fit:cover}.product-card-img .placeholder{font-size:40px;opacity:.3}.product-card-info{padding:10px}.product-card-name{font-size:13px;color:var(--text);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:36px}.product-card-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:8px}.price{color:var(--danger);font-size:16px;font-weight:700;letter-spacing:-.5px}.price:before{content:"¥";font-size:12px}.original-price{color:var(--text-placeholder);font-size:11px;text-decoration:line-through}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--white);display:flex;align-items:center;justify-content:space-around;padding:6px 0;padding-bottom:calc(6px + env(safe-area-inset-bottom,0px));box-shadow:0 -1px #0000000f;z-index:100;max-width:480px;margin:0 auto}.nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:6px 12px;color:var(--text-secondary);font-size:10px;transition:color .15s;position:relative}.nav-item.active{color:var(--danger)}.nav-icon{font-size:22px;line-height:1;display:block}.nav-label{font-size:10px;line-height:1}.nav-badge{position:absolute;top:0;right:6px;background:var(--danger);color:#fff;font-size:9px;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 4px}.detail-swiper{aspect-ratio:1;background:#fafafa;display:flex;align-items:center;justify-content:center;overflow:hidden}.detail-swiper img{width:100%;height:100%;object-fit:cover}.detail-info{background:var(--white);padding:14px}.detail-price-row{display:flex;align-items:baseline;gap:8px}.detail-price{color:var(--danger);font-size:26px;font-weight:700}.detail-price:before{content:"¥";font-size:16px}.detail-name{font-size:16px;font-weight:600;color:var(--text);margin-top:10px;line-height:1.5}.detail-desc{font-size:13px;color:var(--text-secondary);margin-top:8px;line-height:1.6}.detail-sku{display:flex;align-items:center;gap:8px;margin-top:10px;padding:8px 12px;background:var(--bg);border-radius:var(--radius-sm);font-size:12px;color:var(--text-secondary)}.sku-select{flex:1;display:flex;align-items:center;justify-content:space-between}.sku-select span:last-child{font-size:12px}.detail-section{background:var(--white);margin-top:10px;padding:14px}.detail-section-title{font-size:14px;font-weight:600;margin-bottom:10px;color:var(--text)}.detail-footer{position:fixed;bottom:0;left:0;right:0;background:var(--white);display:flex;align-items:center;gap:10px;padding:8px 14px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));box-shadow:0 -1px #0000000f;max-width:480px;margin:0 auto;z-index:100}.detail-footer-icon{display:flex;flex-direction:column;align-items:center;font-size:18px;color:var(--text-secondary);gap:2px}.detail-footer-icon span{font-size:10px}.btn-add-cart{flex:1;background:var(--warning);color:#fff;padding:12px 0;border-radius:24px;font-size:15px;font-weight:600;text-align:center}.btn-buy-now{flex:1;background:var(--danger);color:#fff;padding:12px 0;border-radius:24px;font-size:15px;font-weight:600;text-align:center}.cart-header{display:flex;align-items:center;justify-content:space-between;padding:14px;background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.cart-header h2{font-size:16px;font-weight:600}.cart-header button{color:var(--danger);font-size:14px;background:none}.cart-item{display:flex;gap:10px;padding:12px 14px;background:var(--white);border-bottom:1px solid var(--border)}.cart-item-img{width:80px;height:80px;border-radius:var(--radius-sm);background:#fafafa;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.cart-item-img img{width:100%;height:100%;object-fit:cover}.cart-item-info{flex:1;min-width:0}.cart-item-name{font-size:13px;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.cart-item-sku{font-size:11px;color:var(--text-placeholder);margin-top:4px}.cart-item-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:8px}.cart-item-price{color:var(--danger);font-weight:600;font-size:14px}.cart-item-price:before{content:"¥";font-size:11px}.qty-control{display:flex;align-items:center;gap:0;background:var(--bg);border-radius:20px;overflow:hidden}.qty-btn{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--bg);color:var(--text);font-size:16px;border:none}.qty-num{min-width:28px;text-align:center;font-size:14px;font-weight:600}.cart-summary{background:var(--white);padding:14px;position:fixed;bottom:60px;left:0;right:0;max-width:480px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;box-shadow:0 -2px 8px #0000000f;z-index:90}.cart-summary-total{font-size:12px;color:var(--text-secondary)}.cart-summary-total strong{color:var(--danger);font-size:18px;font-weight:700}.cart-summary-total strong:before{content:"¥";font-size:12px}.btn-checkout{background:var(--danger);color:#fff;padding:10px 24px;border-radius:20px;font-size:14px;font-weight:600}.btn-checkout:active{background:var(--primary-dark)}.empty-page{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;color:var(--text-placeholder);text-align:center}.empty-page .empty-icon{font-size:64px;margin-bottom:16px;opacity:.4}.empty-page p{font-size:14px;margin-bottom:20px}.btn-goshop{background:var(--danger);color:#fff;padding:10px 30px;border-radius:20px;font-size:14px}.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);padding:1px}.cat-item{background:var(--white);display:flex;flex-direction:column;align-items:center;padding:16px 8px;gap:8px}.cat-item-icon{width:44px;height:44px;border-radius:50%;background:var(--primary-light);display:flex;align-items:center;justify-content:center;font-size:20px}.cat-item span{font-size:12px;color:var(--text)}.login-container{min-height:100vh;background:linear-gradient(135deg,#ff4d4f,#ff7875);display:flex;flex-direction:column;align-items:center;padding:40px 24px 24px}.login-logo{width:72px;height:72px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:36px;margin-bottom:16px;box-shadow:var(--shadow-lg)}.login-title{color:#fff;font-size:22px;font-weight:700;margin-bottom:4px}.login-subtitle{color:#fffc;font-size:13px;margin-bottom:32px}.login-form{width:100%;background:var(--white);border-radius:var(--radius-xl);padding:24px 20px;box-shadow:var(--shadow-lg)}.login-form h3{font-size:18px;font-weight:600;text-align:center;margin-bottom:20px}.login-input{width:100%;border:1px solid var(--border);border-radius:var(--radius-md);padding:12px 14px;font-size:14px;margin-bottom:12px;background:var(--bg);transition:border-color .15s}.login-input:focus{border-color:var(--danger);outline:none}.login-btn{width:100%;background:var(--danger);color:#fff;padding:13px 0;border-radius:24px;font-size:16px;font-weight:600;margin-top:8px;transition:opacity .15s}.login-btn:active{opacity:.8}.login-btn:disabled{background:#ccc}.login-error{color:var(--danger);font-size:12px;text-align:center;margin-top:8px}.profile-header{background:linear-gradient(135deg,#ff4d4f,#ff7875);padding:28px 16px 40px;color:#fff;display:flex;align-items:center;gap:14px}.profile-avatar{width:60px;height:60px;border-radius:50%;background:#ffffff40;display:flex;align-items:center;justify-content:center;font-size:28px;border:2px solid rgba(255,255,255,.5)}.profile-info{flex:1}.profile-name{font-size:18px;font-weight:600}.profile-email{font-size:12px;opacity:.8;margin-top:2px}.profile-content{padding:0 14px;margin-top:-20px}.profile-card{background:var(--white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;margin-bottom:14px}.profile-menu-item{display:flex;align-items:center;gap:12px;padding:14px;border-bottom:1px solid var(--border);color:var(--text)}.profile-menu-item:last-child{border-bottom:none}.profile-menu-icon{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px}.profile-menu-label{flex:1;font-size:14px}.profile-menu-arrow{color:var(--text-placeholder);font-size:14px}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;gap:12px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--danger);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;top:60px;left:50%;transform:translate(-50%);background:#000000bf;color:#fff;padding:10px 20px;border-radius:20px;font-size:13px;z-index:9999;white-space:nowrap}