*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",sans-serif;background:#f7f7f7;padding-bottom:50px;color:#333;font-size:14px}
/* ===== Header ===== */
.header{position:sticky;top:0;z-index:100;background:#5f7a7a;border-bottom:none;padding:0 12px;height:44px;display:flex;align-items:center}
.header h1{color:#fff;font-size:17px;font-weight:500;flex:1;text-align:center;letter-spacing:.5px}
.header #logoImg{display:none;height:40px}
.back-btn{color:#fff;font-size:22px;background:none;border:none;padding:4px;display:none;cursor:pointer;min-width:30px;opacity:.85}
/* ===== Search ===== */
.search-bar{background:#fff;padding:8px 12px;display:none;gap:8px}
.search-bar input{flex:1;height:32px;border:none;border-radius:16px;padding:0 14px;font-size:13px;outline:none;background:#f5f5f5;transition:background .2s}
.search-bar input:focus{background:#fff;box-shadow:inset 0 0 0 1.5px #888}
.search-bar .search-btn{width:32px;height:32px;border-radius:16px;border:none;background:#333;color:#fff;font-size:14px;cursor:pointer;opacity:.9}
.search-bar .search-btn:active{opacity:.7}
/* ===== Home Tabs ===== */
.home-cat-tabs{display:flex;overflow-x:auto;padding:0;background:#fff;-webkit-overflow-scrolling:touch}
.home-cat-tabs::-webkit-scrollbar{display:none}
.home-cat-tabs .tab{flex-shrink:0;padding:10px 14px;font-size:13px;color:#888;cursor:pointer;white-space:nowrap;position:relative;transition:color .2s}
.home-cat-tabs .tab.active{color:#888;font-weight:500}
.home-cat-tabs .tab.active::after{content:'';position:absolute;bottom:0;left:14px;right:14px;height:2.5px;background:#888;border-radius:2px 2px 0 0}
/* ===== Banner Carousel ===== */
.banner{display:none}
.banner-carousel{position:relative;margin:8px 10px;border-radius:10px;overflow:hidden;min-height:110px;box-shadow:0 1px 8px rgba(0,0,0,.06)}
.carousel-track{display:flex;transition:transform .4s ease}
.carousel-slide{min-width:100%;padding:20px 18px;color:#fff;display:flex;flex-direction:column;justify-content:center;min-height:110px;position:relative;cursor:pointer}
.carousel-slide h2{font-size:20px;font-weight:600;margin-bottom:3px;text-shadow:0 1px 3px rgba(0,0,0,.08)}
.carousel-slide p{font-size:12px;opacity:.85;line-height:1.5}
.carousel-dots{position:absolute;bottom:6px;left:50%;transform:translateX(-50%);display:flex;gap:4px}
.carousel-dots .dot{width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer}
.carousel-dots .dot.active{width:16px;border-radius:3px;background:#fff}
.section-title{padding:14px 12px 6px;font-size:15px;font-weight:600;color:#222;display:flex;align-items:center}
.section-title .more{margin-left:auto;font-size:12px;color:#999;font-weight:400;cursor:pointer}
/* ===== Page System ===== */
.page{display:none}
.page.active{display:block}
/* ===== Product Grid ===== */
.prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:8px}
.prod-card{background:#fff;border-radius:8px;overflow:hidden;cursor:pointer;transition:transform .15s;position:relative}
.prod-card:active{transform:scale(.97)}
.prod-card .img-box{background:#fafafa;height:0;padding-bottom:100%;position:relative;display:flex;align-items:center;justify-content:center;font-size:40px;color:#ddd;overflow:hidden}
.prod-card .img-box img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}
.prod-card .img-box .placeholder{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}
.prod-card .info{padding:8px 10px 10px}
.prod-card .name{font-size:12px;color:#333;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:3px}
.prod-card .price{font-size:16px;font-weight:700;color:#ff4400}
.prod-card .price .tag{font-size:10px;background:#ff4400;color:#fff;border-radius:2px;padding:1px 4px;margin-left:4px;font-weight:400;vertical-align:middle}
/* ===== Categories ===== */
.cat-section-title{text-align:center;padding:20px 16px 6px;font-size:16px;font-weight:600;color:#333}
.cat-layout{display:flex;min-height:calc(100vh - 98px)}
.cat-sidebar{width:100px;flex-shrink:0;background:#f7f7f7;overflow-y:auto;padding:4px 0 12px}
.cat-sidebar .side-item{padding:14px 6px;text-align:center;font-size:13px;color:#555;cursor:pointer;border-left:3px solid transparent;transition:all .15s;line-height:1.3}
.cat-sidebar .side-item.active{background:#fff;color:#888;font-weight:600;border-left-color:#888}
.cat-sidebar .side-item:active{background:#fff}
.cat-sidebar .side-sub{padding:10px 6px 10px 22px;font-size:12px;color:#bbb;border-left:2px solid #eee;cursor:pointer;text-align:left;line-height:1.3;transition:all .15s}
.cat-sidebar .side-sub.active{background:#fff;color:#7a9b8e;font-weight:600;border-left-color:#7a9b8e}
.cat-sidebar .side-sub:active{background:#f5f5f5}
.cat-main{flex:1;padding:10px 10px 10px 6px;background:#fff;overflow-y:auto}
.cat-main .prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0}
.cat-main .prod-card{background:#fafafa;border-radius:10px;overflow:hidden;cursor:pointer;transition:transform .15s}
.cat-main .prod-card:active{transform:scale(.97)}
.cat-main .img-box{height:130px;background:#f5f5f5;display:flex;align-items:center;justify-content:center;font-size:36px;color:#ddd;overflow:hidden}
.cat-main .img-box img{width:100%;height:100%;object-fit:cover}
.cat-main .info{padding:8px 10px 10px}
.cat-main .name{font-size:12px;color:#333;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:2px}
.cat-main .price{font-size:14px;font-weight:700;color:#ff4400}
/* ===== Detail (Taobao Style) ===== */
.detail-page{background:#f5f5f5;min-height:100vh;padding-bottom:60px}
.detail-hero{background:#fafafa;position:relative;overflow:hidden}
.detail-hero .detail-carousel{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.detail-hero .detail-carousel::-webkit-scrollbar{display:none}
.detail-hero .carousel-cell{flex:0 0 100%;scroll-snap-align:start}
.detail-hero .carousel-cell img{width:100%;height:auto;max-height:400px;object-fit:contain;display:block;cursor:pointer}
.detail-hero .placeholder{font-size:80px;padding:80px 0;display:flex;align-items:center;justify-content:center;color:#ddd}
.detail-hero .img-counter{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.5);color:#fff;font-size:11px;padding:2px 8px;border-radius:10px;z-index:2}
.det-thumbs{display:flex;gap:6px;padding:6px 10px;overflow-x:auto;background:#fff}
.det-thumbs .det-thumb{width:56px;height:56px;border-radius:6px;overflow:hidden;cursor:pointer;border:2px solid transparent;flex-shrink:0;transition:border .2s}
.det-thumbs .det-thumb.active{border-color:var(--accent,#888)}
.det-thumbs .det-thumb img{width:100%;height:100%;object-fit:cover}
.det-thumbs .det-thumb:active{opacity:.7}
.detail-thumbs{display:flex;gap:4px;padding:4px 12px;overflow-x:auto;background:#fafafa}
.detail-thumbs::-webkit-scrollbar{display:none}
.detail-thumbs .thumb{width:40px;height:40px;border-radius:4px;border:1.5px solid #e0e0e0;overflow:hidden;flex-shrink:0;cursor:pointer}
.detail-thumbs .thumb img{width:100%;height:100%;object-fit:cover}
.detail-thumbs .thumb.active{border-color:#ff4400}
.detail-main{background:#fff;margin-top:8px;padding:14px 16px}
.detail-main .d-price{font-size:26px;font-weight:700;color:#ff4400}
.detail-main .d-price-unit{font-size:14px}
.detail-main .d-price-orig{font-size:14px;color:#bbb;text-decoration:line-through;margin-left:6px}
.detail-main .d-sales{font-size:12px;color:#999;margin:6px 0 2px;display:flex;gap:12px}
.detail-main .d-sales span{display:flex;align-items:center;gap:2px}
.detail-main .d-tag{display:inline-block;font-size:11px;color:#ff4400;background:#fff0e6;padding:2px 8px;border-radius:4px;margin-bottom:6px}
.detail-main h2{font-size:16px;font-weight:600;color:#222;line-height:1.45;margin:6px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.detail-promo{background:#fff;margin-top:8px;padding:12px 16px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.detail-promo .promo-tag{font-size:11px;padding:3px 8px;border-radius:4px;display:inline-flex;align-items:center;gap:4px}
.detail-promo .promo-tag.red{background:#fff0e6;color:#ff4400}
.detail-promo .promo-tag.blue{background:#e6f7ff;color:#1890ff}
.detail-promo .promo-tag.green{background:#f6ffed;color:#52c41a}
.detail-promo .promo-tag.gold{background:#fffbe6;color:#faad14}
.detail-desc{background:#fff;margin-top:8px;padding:14px 16px}
.detail-desc .desc-title{font-size:14px;font-weight:600;color:#333;margin-bottom:8px}
.detail-desc .desc-body{font-size:13px;color:#666;line-height:1.8;white-space:pre-line}
/* ===== Bottom Action Bar ===== */
.detail-bottom{position:fixed;bottom:0;left:0;right:0;background:#fff;display:flex;align-items:center;border-top:1px solid #f0f0f0;z-index:200;padding:6px 0;padding-bottom:calc(6px + env(safe-area-inset-bottom))}
.detail-bottom .db-icon{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;padding:0 8px;color:#999;font-size:10px;cursor:pointer;border:none;background:none;gap:1px;min-width:44px}
.detail-bottom .db-icon:active{opacity:.5}
.detail-bottom .db-icon .db-ii{font-size:18px;line-height:1}
.detail-bottom .db-cart-btn{flex:1;margin:0 4px;padding:9px;border-radius:18px;border:1px solid #888;background:#fff;color:#888;font-size:13px;font-weight:500;cursor:pointer;text-align:center}
.detail-bottom .db-cart-btn:active{background:#fff5eb}
.detail-bottom .db-buy-btn{flex:1;margin:0 8px 0 0;padding:9px;border-radius:18px;border:none;background:#333;color:#fff;font-size:13px;font-weight:500;cursor:pointer;text-align:center;box-shadow:0 2px 6px rgba(255,71,87,.2)}
.detail-bottom .db-buy-btn:active{opacity:.9}
.detail-bottom .db-buy-btn:active{opacity:.85}
.detail-bottom .db-cart-only{margin:0 12px;padding:12px 0}
/* ===== Image Lightbox ===== */
.lightbox{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.9);z-index:999;display:none;align-items:center;justify-content:center;cursor:pointer;animation:fadeIn .25s}
.lightbox.show{display:flex}
.lightbox img{max-width:90%;max-height:90%;object-fit:contain;border-radius:4px}
/* ===== Cart ===== */
.cart-hdr{display:flex;align-items:center;padding:0 14px;background:#fff;border-bottom:1px solid #f0f0f0;position:sticky;top:44px;z-index:10}
.cart-hdr .tab{flex:1;padding:12px 0;text-align:center;font-size:14px;color:#666;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s;position:relative}
.cart-hdr .tab.active{color:#ff4400;font-weight:600;border-bottom-color:#ff4400}
.cart-hdr .tab .cnt{font-size:10px;color:#999;font-weight:400}
.cart-filter{display:flex;gap:8px;padding:8px 14px;background:#fff;border-bottom:8px solid #f5f5f5}
.cart-filter .ftab{padding:4px 12px;border-radius:12px;font-size:12px;color:#666;background:#f5f5f5;cursor:pointer}
.cart-filter .ftab.active{color:#ff4400;background:#fff0e6}
.cart-wrap{background:#f5f5f5;padding-bottom:10px}
.cart-store{display:flex;align-items:center;padding:10px 14px 6px;font-size:13px;color:#666}
.cart-store .store-icon{font-size:14px;margin-right:4px}
.cart-store .store-name{font-weight:600;color:#333;font-size:13px}
.cart-item{display:flex;align-items:flex-start;padding:12px 14px;background:#fff;border-bottom:1px solid #f5f5f5}
.cart-item:last-of-type{border-bottom:none}
.cart-img{width:80px;height:80px;background:#fafafa;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#ddd;flex-shrink:0;overflow:hidden;margin-right:10px;border:1px solid #f0f0f0}
.cart-img img{width:100%;height:100%;object-fit:cover}
.cart-info{flex:1;min-width:0}
.cart-info .name{font-size:13px;font-weight:500;color:#222;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}
.cart-info .spec{font-size:11px;color:#999;margin-bottom:4px}
.cart-info .price-row{display:flex;align-items:center;justify-content:space-between;margin-top:6px}
.cart-info .price-row .left{display:flex;align-items:center;gap:6px}
.cart-info .price-row .price{font-size:16px;font-weight:700;color:#ff4400}
.cart-info .price-row .oprice{font-size:12px;color:#bbb;text-decoration:line-through}
.cart-info .price-row .del-btn{font-size:16px;color:#ccc;cursor:pointer;padding:4px;background:none;border:none;line-height:1;transition:color .15s}
.cart-info .price-row .del-btn:active{color:#ff4400}
.cart-info .discount{display:inline-block;font-size:11px;color:#ff4400;background:#fff0e6;padding:1px 6px;border-radius:4px;margin-bottom:4px}
.cart-ctrl{display:flex;align-items:center;gap:0;border:1px solid #e0e0e0;border-radius:4px;overflow:hidden}
.cart-ctrl button{width:26px;height:26px;border:none;background:#fff;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#333}
.cart-ctrl button:active{background:#f5f5f5}
.cart-ctrl .qty{font-size:13px;font-weight:500;min-width:28px;text-align:center;border-left:1px solid #e0e0e0;border-right:1px solid #e0e0e0;height:26px;line-height:26px;background:#fff;color:#333}
/* Like section */
.like-title{display:flex;align-items:center;gap:4px;padding:14px 14px 8px;font-size:14px;font-weight:600;color:#333}
.like-title .like-more{margin-left:auto;font-size:12px;color:#999;font-weight:400;cursor:pointer}
.like-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 14px 14px}
.like-card{background:#fff;border-radius:8px;overflow:hidden;cursor:pointer;box-shadow:0 1px 4px rgba(0,0,0,.04)}
.like-card:active{opacity:.85}
.like-card .like-img{height:130px;background:#fafafa;display:flex;align-items:center;justify-content:center;font-size:36px;color:#ddd}
.like-card .like-img img{width:100%;height:100%;object-fit:cover}
.like-card .like-info{padding:8px 10px 10px}
.like-card .like-name{font-size:12px;color:#333;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:2px}
.like-card .like-price{font-size:15px;font-weight:700;color:#ff4400}
.like-card .like-tag{font-size:10px;color:#ff4400;background:#fff0e6;padding:1px 4px;border-radius:3px;margin-left:4px;font-weight:400}
/* Bottom bar */
.cart-summary{position:fixed;bottom:54px;left:0;right:0;padding:10px 14px;padding-bottom:calc(10px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid #eee;display:flex;align-items:center;justify-content:space-between;box-shadow:0 -2px 10px rgba(0,0,0,.04);z-index:199}
.cart-summary .total{font-size:13px;color:#666}
.cart-summary .total span{font-size:18px;font-weight:700;color:#ff4400}
.cart-summary .checkout-btn{padding:10px 24px;background:linear-gradient(135deg,#888,#ccc);color:#fff;border:none;border-radius:20px;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 2px 6px rgba(255,107,129,.2)}
.cart-summary .checkout-btn:active{transform:scale(.96)}
/* Empty cart */
.cart-empty{text-align:center;padding:80px 20px 40px}
.cart-empty .icon{font-size:64px;margin-bottom:16px;display:block}
.cart-empty p{font-size:15px;color:#999;margin-bottom:20px}
.cart-empty .go-shop-btn{display:inline-block;padding:12px 36px;background:linear-gradient(135deg,#888,#ccc);color:#fff;border:none;border-radius:24px;font-size:15px;font-weight:600;cursor:pointer;box-shadow:0 2px 8px rgba(255,107,129,.2)}
/* ===== Loading & Empty ===== */
.loading,.empty{text-align:center;padding:60px 20px;color:#999}
.loading .spinner,.empty .icon{font-size:48px;margin-bottom:12px}
.loading p,.empty p{font-size:14px}
.err-msg{text-align:center;padding:60px 20px;color:#e74c3c}
.err-msg .icon{font-size:48px;margin-bottom:8px}
.err-msg .retry-btn{display:inline-block;margin-top:12px;padding:8px 24px;background:#333;color:#fff;border:none;border-radius:16px;font-size:13px;cursor:pointer}
/* ===== Summary ===== */
.summary{background:#fff;padding:16px;margin:12px;border-radius:8px}
.summary .item{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid #f0f0f0;font-size:13px}
.form-group{padding:0 16px;margin:12px 0}
.form-group label{font-size:13px;color:#666;display:block;margin-bottom:6px}
.form-group input,.form-group select{width:100%;height:40px;border:1px solid #e0e0e0;border-radius:8px;padding:0 12px;font-size:14px;outline:none}
.form-group input:focus{border-color:#888}
/* ===== Order Cards (Taobao Style) ===== */
.ord-list{padding:0 0 12px}
.ord-card{background:#fff;margin:8px 12px;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.ord-hdr{display:flex;justify-content:space-between;align-items:center;padding:10px 14px 6px;font-size:12px;color:#999}
.ord-store{font-weight:500;color:#333}
.ord-status{font-size:11px;padding:2px 8px;border-radius:10px;font-weight:500}
.status-pending{background:#fff7e6;color:#d48806}
.status-pending_payment,.status-paid{background:#e6f7ff;color:#1890ff}
.status-completed,.status-done{background:#f6ffed;color:#389e0d}
.status-cancelled{background:#f5f5f5;color:#999}
.ord-item{display:flex;align-items:center;padding:10px 14px;border-bottom:1px solid #f5f5f5;gap:10px}
.ord-item:last-of-type{border-bottom:none}
.ord-item .oi-img{width:64px;height:64px;background:#fafafa;border-radius:6px;overflow:hidden;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:24px;color:#ddd;border:1px solid #f0f0f0}
.ord-item .oi-img img{width:100%;height:100%;object-fit:cover}
.ord-item .oi-info{flex:1;min-width:0}
.ord-item .oi-info .oi-name{font-size:13px;color:#222;line-height:1.35;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ord-item .oi-info .oi-row{display:flex;justify-content:space-between;align-items:center;margin-top:4px}
.ord-item .oi-info .oi-row .oi-price{font-size:15px;font-weight:700;color:#ff4400}
.ord-item .oi-info .oi-row .oi-qty{font-size:12px;color:#999}
.ord-foot{display:flex;justify-content:flex-end;align-items:center;padding:8px 14px;border-top:1px solid #f5f5f5}
.ord-foot .of-total{font-size:13px;color:#666}
.ord-foot .of-total .of-price{font-size:16px;font-weight:700;color:#ff4400;margin-left:2px}
.ord-actions{display:flex;gap:6px;justify-content:flex-end;padding:4px 14px 10px}
.ord-btn{font-size:12px;padding:5px 14px;border:1px solid #ddd;border-radius:4px;background:#fff;color:#666;cursor:pointer;white-space:nowrap}
.ord-btn:active{opacity:.7}
.ord-btn.primary{border-color:#888;color:#888}
.ord-btn.danger{color:#999}
/* ===== Order Status Tabs ===== */
.ord-tabs{display:flex;background:#fff;border-bottom:1px solid #f0f0f0;overflow-x:auto;position:sticky;top:44px;z-index:10}
.ord-tabs::-webkit-scrollbar{display:none}
.ord-tab{flex:0 0 auto;padding:12px 14px;font-size:13px;color:#666;cursor:pointer;white-space:nowrap;border-bottom:2px solid transparent;transition:all .2s;text-align:center}
.ord-tab.active{color:#888;font-weight:600;border-bottom-color:#888}
.ord-tab .tab-cnt{font-size:10px;color:#999;font-weight:400}
/* ===== Profile Order Stats ===== */
.order-stats{display:flex;background:#fff;margin:0;padding:14px 0;border-radius:0}
.order-stat-item{flex:1;text-align:center;cursor:pointer;transition:opacity .15s;position:relative}
.order-stat-item:active{opacity:.6}
.order-stat-icon{font-size:22px;display:block;margin-bottom:2px}
.order-stat-label{font-size:11px;color:#888}
.order-stat-cnt{position:absolute;top:-4px;right:50%;margin-right:-22px;background:#ff4400;color:#fff;font-size:9px;min-width:16px;height:14px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px;line-height:1}
/* ===== Quick Buy Bottom Sheet ===== */
/* Taobao-style checkout address card */
.chk-addr-card{display:flex;align-items:center;gap:10px;padding:12px 14px;background:#fafafa;border-radius:8px;cursor:pointer;margin:0 14px 10px}
.chk-addr-card:active{background:#f0f0f0}
.chk-addr-card .ac-icon{font-size:16px;flex-shrink:0}
.chk-addr-card .ac-body{flex:1;min-width:0}
.chk-addr-card .ac-name{font-size:14px;font-weight:500;color:#222;margin-bottom:2px}
.chk-addr-card .ac-phone{font-size:12px;color:#888;margin-left:6px}
.chk-addr-card .ac-detail{font-size:12px;color:#888;line-height:1.4;margin-top:1px}
.chk-addr-card .ac-arrow{font-size:14px;color:#ccc;flex-shrink:0}
.chk-addr-empty{padding:12px;text-align:center;font-size:13px;color:#999;cursor:pointer;border:1px dashed #ddd;border-radius:8px;margin:0 14px 10px}
.chk-addr-empty:active{color:#888;border-color:#888}
.chk-field{border:1px solid #eee;border-radius:6px;margin-bottom:8px;display:flex;align-items:center;overflow:hidden;background:#fafafa}
.chk-field:focus-within{border-color:#888;background:#fff}
.chk-field .cf-icon{width:32px;text-align:center;font-size:14px;color:#bbb;flex-shrink:0}
.chk-field input{flex:1;height:36px;border:none;font-size:13px;outline:none;padding:0 8px;background:transparent;color:#333}
.chk-field input::placeholder{color:#bbb}
/* ===== Checkout (Taobao Style v2) ===== */
.tb-page{background:#f5f5f5;min-height:100vh;padding-bottom:64px}
.tb-block{background:#fff;margin:0 0 10px;padding:0}
.tb-block:first-child{margin-top:0}
.tb-block-title{display:flex;align-items:center;padding:12px 14px 8px;font-size:13px;font-weight:600;color:#333;letter-spacing:.3px}
/* Address Block */
.tb-addr{display:flex;align-items:center;padding:12px 14px;gap:8px;cursor:pointer;border-bottom:1px solid #f5f5f5}
.tb-addr:active{background:#fafafa}
.tb-addr .ta-icon{font-size:16px}
.tb-addr .ta-body{flex:1;min-width:0}
.tb-addr .ta-name{font-size:14px;font-weight:500;color:#222}
.tb-addr .ta-phone{font-size:13px;color:#666;margin-left:6px;font-weight:400}
.tb-addr .ta-detail{font-size:12px;color:#999;margin-top:3px;line-height:1.4}
.tb-addr .ta-arrow{font-size:16px;color:#ccc}
.tb-addr-empty{padding:14px;font-size:13px;color:#999;cursor:pointer;display:flex;align-items:center;gap:6px}
.tb-addr-empty:active{color:#888}
.tb-addr-bar{display:flex;align-items:center;justify-content:space-between;padding:8px 14px 10px;font-size:12px}
.tb-addr-bar .tab-confirm{padding:4px 12px;border-radius:12px;border:none;font-size:12px;cursor:pointer;color:#fff;background:linear-gradient(135deg,#888,#ccc)}
.tb-addr-bar .tab-confirm:active{opacity:.8}
.tb-addr-bar .tab-confirm.done{background:#4caf50}
/* Product Card */
.tb-prod{display:flex;align-items:center;padding:12px 14px;gap:10px;border-bottom:1px solid #f5f5f5}
.tb-prod:last-child{border-bottom:none}
.tb-prod .tp-img{width:64px;height:64px;border-radius:6px;overflow:hidden;flex-shrink:0;background:#fafafa;border:1px solid #eee;display:flex;align-items:center;justify-content:center;font-size:24px;color:#ddd}
.tb-prod .tp-img img{width:100%;height:100%;object-fit:cover}
.tb-prod .tp-info{flex:1;min-width:0}
.tb-prod .tp-name{font-size:13px;color:#222;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.3;margin-bottom:6px}
.tb-prod .tp-row{display:flex;align-items:center;justify-content:space-between}
.tb-prod .tp-price{font-size:14px;font-weight:700;color:#ff4400}
.tb-prod .tp-qty{font-size:12px;color:#999}
/* Price Summary */
.tb-summary{padding:0 14px 10px}
.tb-summary .ts-row{display:flex;justify-content:space-between;padding:6px 0;font-size:13px;color:#666}
.tb-summary .ts-row .ts-val{color:#333}
.tb-summary .ts-line{border-top:1px solid #f5f5f5;padding-top:8px;margin-top:4px}
.tb-summary .ts-row.total{font-size:13px}
.tb-summary .ts-row.total .ts-val{font-size:18px;font-weight:700;color:#ff4400}
.tb-summary .ts-row.discount .ts-val{color:#ff4400}
/* Options Row */
.tb-opts{display:flex;gap:6px;padding:8px 14px 12px;flex-wrap:wrap}
.tb-opt{padding:6px 12px;border-radius:14px;border:1px solid #e0e0e0;font-size:12px;color:#555;cursor:pointer;background:#fff;transition:all .15s}
.tb-opt.active{border-color:#888;color:#888;background:#fff5eb;font-weight:500}
.tb-opt:active{opacity:.7}
/* Remark */
.tb-remark{padding:0 14px 10px}
.tb-remark textarea{width:100%;border:1px solid #eee;border-radius:6px;padding:8px 10px;font-size:13px;resize:none;min-height:36px;outline:none;font-family:inherit;box-sizing:border-box;transition:border .2s;color:#333}
.tb-remark textarea:focus{border-color:#888}
.tb-remark textarea::placeholder{color:#bbb}
.tb-remark .tr-cnt{text-align:right;font-size:11px;color:#bbb;margin-top:2px}
/* Bottom Bar */
.tb-bar{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid #f0f0f0;display:flex;align-items:center;justify-content:space-between;padding:8px 14px;z-index:100;box-shadow:0 -2px 8px rgba(0,0,0,.04)}
.tb-bar .tb-total{font-size:13px;color:#333}
.tb-bar .tb-total .tb-price{font-size:18px;font-weight:700;color:#ff4400}
.tb-bar .tb-btn{padding:10px 24px;background:linear-gradient(135deg,#888,#ccc);color:#fff;border:none;border-radius:20px;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 2px 8px rgba(255,107,129,.25)}
.tb-bar .tb-btn:active{transform:scale(.96)}
.tb-bar .tb-btn:disabled{opacity:.5;cursor:default;transform:none}
/* Address form fields */
.tb-field{border:1px solid #eee;border-radius:6px;margin-bottom:8px;display:flex;align-items:center;overflow:hidden;transition:border-color .2s}
.tb-field:focus-within{border-color:#888}
.tb-field .tf-icon{width:32px;text-align:center;font-size:14px;color:#bbb;flex-shrink:0}
.tb-field input,.tb-field textarea{flex:1;height:36px;border:none;font-size:13px;outline:none;padding:0 8px 0 0;background:transparent;color:#333}
.tb-field textarea{height:auto;min-height:36px;padding:8px;resize:none;font-family:inherit}
.tb-field input::placeholder{color:#ccc}
.chk-inline .field{display:flex;align-items:center;padding:10px 0;border-bottom:1px solid #f0f0f0}
.chk-inline .field:last-child{border-bottom:none}
.chk-inline .field .label{font-size:13px;color:#666;width:60px;flex-shrink:0}
.chk-inline .field input{flex:1;height:36px;border:none;font-size:14px;outline:none;color:#333;background:transparent}
.chk-inline .field input::placeholder{color:#bbb}
/* Delivery */
.chk-delivery{padding:12px 16px;display:flex;gap:8px}
.chk-delivery .del-opt{flex:1;padding:12px;border:1.5px solid #e0e0e0;border-radius:8px;text-align:center;font-size:13px;color:#666;cursor:pointer;transition:all .2s;background:#fafafa}
.chk-delivery .del-opt.active{border-color:#888;color:#888;font-weight:600;background:#fff0e6}
.chk-delivery .del-opt:active{transform:scale(.96)}
.chk-delivery .del-opt .del-icon{font-size:20px;display:block;margin-bottom:4px}
/* Remarks */
.chk-remark{padding:0 16px 12px}
.chk-remark textarea{width:100%;min-height:36px;border:1px solid #e0e0e0;border-radius:6px;padding:8px 10px;font-size:13px;outline:none;resize:none;font-family:inherit;color:#333}
.chk-remark textarea:focus{border-color:#888}
.chk-remark .remark-cnt{font-size:11px;color:#bbb;text-align:right;margin-top:4px}
/* Bottom Bar */
.chk-bottom{position:fixed;bottom:0;left:0;right:0;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:8px 16px;padding-bottom:calc(8px + env(safe-area-inset-bottom));border-top:1px solid #eee;z-index:200;box-shadow:0 -2px 8px rgba(0,0,0,.04)}
.chk-bottom .cb-total{font-size:13px;color:#666}
.chk-bottom .cb-total .cb-price{font-size:18px;font-weight:700;color:#ff4400;margin-left:2px}
.chk-bottom .cb-btn{padding:10px 28px;background:linear-gradient(135deg,#888,#ccc);color:#fff;border:none;border-radius:20px;font-size:15px;font-weight:600;cursor:pointer;box-shadow:0 2px 8px rgba(255,107,129,.2)}
.chk-bottom .cb-btn:active{transform:scale(.96)}
.chk-bottom .cb-btn.disabled{background:#ccc;box-shadow:none;cursor:not-allowed}

/* Quick Buy Styles */
.qb-section{background:#fff;border-radius:8px;padding:10px 12px;margin-bottom:8px}
.qb-stitle{font-size:13px;font-weight:600;color:#333;margin-bottom:6px}
.qb-addr{display:flex;align-items:flex-start;gap:8px;cursor:pointer;padding:4px 0}
.qb-abody{flex:1;min-width:0}
.qb-aname{font-size:13px;font-weight:500;color:#333;margin-right:6px}
.qb-aphone{font-size:12px;color:#666}
.qb-adetail{font-size:12px;color:#999;margin-top:1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qb-change{font-size:12px;color:#888;flex-shrink:0;padding-top:2px}
.qb-input{width:100%;height:34px;border:1px solid #eee;border-radius:6px;padding:0 10px;font-size:13px;outline:none;box-sizing:border-box;background:#fafafa}
.qb-input:focus{border-color:#888;background:#fff}
.qb-addrlink{font-size:12px;color:#888;cursor:pointer}
.qb-remark{width:100%;height:44px;border:1px solid #eee;border-radius:6px;padding:8px 10px;font-size:12px;outline:none;resize:none;box-sizing:border-box;background:#fafafa;display:block;margin-bottom:8px}
.qb-bar{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid #f0f0f0;padding:8px 12px;padding-bottom:calc(8px + env(safe-area-inset-bottom));display:flex;align-items:center;justify-content:space-between;z-index:100}
.qb-btn{padding:9px 24px;background:linear-gradient(135deg,#ff7a00,#ccc);color:#fff;border:none;border-radius:20px;font-size:14px;font-weight:600;cursor:pointer}
.qb-btn:active{transform:scale(.96)}
/* Enhanced Address Form */
.qb-field{display:flex;align-items:center;background:#f8f8f8;border:1px solid #eee;border-radius:8px;margin-bottom:8px;overflow:hidden;transition:border-color .2s}
.qb-field:focus-within{border-color:#888;background:#fff}
.qb-field .qf-icon{width:36px;text-align:center;font-size:15px;flex-shrink:0;color:#999}
.qb-field input,.qb-field select{flex:1;height:38px;border:none;font-size:13px;outline:none;background:transparent;padding:0 6px 0 0;color:#333}
.qb-field input::placeholder{color:#bbb}
.qb-field textarea{flex:1;min-height:38px;border:none;font-size:13px;outline:none;background:transparent;padding:8px 6px 8px 0;resize:none;font-family:inherit;color:#333}
.qb-field textarea::placeholder{color:#bbb}
/* Address Card */
.qb-addr-card{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;background:#fafafa;border:1px solid #eee;border-radius:8px;cursor:pointer;transition:all .2s}
.qb-addr-card:active{background:#f0f0f0;transform:scale(.98)}
.qb-addr-card .ac-icon{font-size:18px;padding-top:1px}
.qb-addr-card .ac-body{flex:1;min-width:0}
.qb-addr-card .ac-name{font-size:13px;font-weight:600;color:#333}
.qb-addr-card .ac-phone{font-size:12px;color:#888;margin-left:6px}
.qb-addr-card .ac-detail{font-size:12px;color:#999;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qb-addr-card .ac-arrow{font-size:14px;color:#ccc;padding-top:2px}
.qb-addrlink{padding:8px 0;text-align:center;display:block;font-size:12px;color:#888;cursor:pointer}
.qb-addrlink:active{opacity:.6}
.qb-warn{background:#fff8e1;border:1px solid #ffe082;border-radius:8px;padding:8px 10px;font-size:12px;color:#b8860b;display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.qb-warn span{padding:3px 12px;background:#333;color:#fff;border-radius:6px;font-size:11px;font-weight:600;cursor:pointer}
.qb-warn span:active{opacity:.8}
/* Order Success */
.chk-success{text-align:center;padding:80px 20px 40px}
.chk-success .s-icon{font-size:64px;margin-bottom:16px;display:block}
.chk-success .s-title{font-size:18px;font-weight:600;color:#333;margin-bottom:8px}
.chk-success .s-sub{font-size:13px;color:#999;margin-bottom:24px}
.chk-success .s-btn{display:inline-block;padding:12px 36px;background:linear-gradient(135deg,#888,#ccc);color:#fff;border:none;border-radius:24px;font-size:15px;font-weight:600;cursor:pointer;margin:0 6px;box-shadow:0 2px 8px rgba(255,107,129,.2)}
.chk-success .s-btn.sec{background:#fff;color:#888;box-shadow:none;border:1px solid #888}
/* ===== Profile (ShopXO Style) ===== */
.pro-header{background:#fff;padding:20px 16px;display:flex;align-items:center;gap:12px}
.pro-avatar{width:48px;height:48px;border-radius:50%;overflow:hidden;flex-shrink:0;background:linear-gradient(135deg,#ff934b,#ff5a5f);display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;font-weight:600}
.pro-user{flex:1;min-width:0}
.pro-user .pn{font-size:15px;font-weight:600;color:#222;margin-bottom:1px}
.pro-user .pid{font-size:11px;color:#999}
.pro-actions{display:flex;gap:8px;flex-shrink:0}
.pro-actions a{width:36px;height:36px;border-radius:50%;background:#f5f5f5;display:flex;align-items:center;justify-content:center;text-decoration:none;font-size:18px;color:#666}
.pro-actions a:active{background:#eee}
/* Stats row: 4 items */
.pro-stats{display:flex;background:#fff;padding:0 0 16px;margin:0}
.pro-stats .ps-item{flex:1;text-align:center;border-right:1px solid #f5f5f5;padding:2px 0}
.pro-stats .ps-item:last-child{border-right:none}
.pro-stats .ps-num{display:block;font-size:18px;font-weight:700;color:#222}
.pro-stats .ps-label{display:block;font-size:10px;color:#999;margin-top:1px}
/* Member code row */
.pro-member-code{background:#fff;padding:0 16px 16px}
.pro-member-code .mc-box{background:#576f73;border-radius:10px;padding:14px 16px;display:flex;align-items:center;gap:12px}
.pro-member-code .mc-icon{width:36px;height:36px;background:rgba(255,255,255,.1);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:20px}
.pro-member-code .mc-text{flex:1;color:rgba(255,255,255,.9);font-size:13px;font-weight:500}
.pro-member-code .mc-sub{color:rgba(255,255,255,.5);font-size:10px;margin-top:2px}
.pro-member-code .mc-arrow{color:rgba(255,255,255,.4);font-size:12px}
/* Two rows of service icons */
.pro-service-sect{background:#fff;margin:0 0 10px;padding:12px 0 8px}
.pro-service-hdr{display:flex;align-items:center;padding:0 16px 10px;font-size:14px;font-weight:600;color:#222}
.pro-service-hdr .all-link{margin-left:auto;font-size:11px;color:#999;font-weight:400;cursor:pointer}
.pro-service-icons{display:flex;padding:0 8px}
.pro-service-item{flex:1;text-align:center;cursor:pointer;padding:6px 0;position:relative}
.pro-service-item:active{opacity:.5}
.pro-service-item .si-icon{width:28px;height:28px;border-radius:50%;background:#f5f5f5;display:flex;align-items:center;justify-content:center;font-size:14px;margin:0 auto 4px;color:#555}
.pro-service-item .si-icon.red{background:#f5f5f5;color:#666}
.pro-service-item .si-icon.blue{background:#e6f7ff;color:#1890ff}
.pro-service-item .si-icon.green{background:#f6ffed;color:#52c41a}
.pro-service-item .si-icon.orange{background:#fff7e6;color:#fa8c16}
.pro-service-item .si-icon.purple{background:#f9f0ff;color:#722ed1}
.pro-service-item .si-label{font-size:10px;color:#666;display:block}
.pro-service-item .si-cnt{position:absolute;top:0;right:50%;margin-right:-18px;background:#333;color:#fff;font-size:9px;min-width:14px;height:14px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;padding:0 3px;line-height:1}
/* Menu items */
.pro-menu-list{background:#fff;margin:0 0 10px;border-radius:0;overflow:hidden}
.pro-menu-item{display:flex;align-items:center;padding:13px 16px;border-bottom:1px solid #f5f5f5;text-decoration:none;color:#333;font-size:13px;cursor:pointer;gap:10px}
.pro-menu-item:last-child{border-bottom:none}
.pro-menu-item:active{background:#fafafa}
.pro-menu-item .mi-icon{width:20px;text-align:center;font-size:15px;flex-shrink:0}
.pro-menu-item .mi-arrow{margin-left:auto;color:#ccc;font-size:14px}
.pro-menu-item .mi-badge{margin-left:auto;background:#333;color:#fff;font-size:10px;min-width:16px;height:16px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px;margin-right:4px}
.pro-menu-item .mi-right{display:flex;align-items:center;gap:6px}
/* ===== Favorites ===== */
/* ─── Favorites Page ─── */
.fav-empty{padding:100px 20px;text-align:center}
.fav-empty .icon{font-size:48px;margin-bottom:12px}
.fav-empty p{color:#999;font-size:14px;margin-bottom:20px}
.fav-list{padding:0;width:100%;max-width:100%;box-sizing:border-box}
.fav-item{display:flex;align-items:center;padding:12px 42px 12px 14px;background:#fff;border-bottom:1px solid #f3f3f3;cursor:pointer;position:relative;min-height:72px;overflow:hidden;width:100%;max-width:100%;box-sizing:border-box}
.fav-item:active{background:#f9f9f9}
.fav-item .img-w{width:72px;height:72px;border-radius:8px;overflow:hidden;background:#f5f5f5;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:30px;color:#ddd}
.fav-item .img-w img{width:100%;height:100%;object-fit:cover}
.fav-item .info{flex:1;margin-left:12px;min-width:0;padding-right:4px}
.fav-item .name{font-size:13px;color:#222;line-height:1.4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px}
.fav-item .price{font-size:15px;font-weight:700;color:#ff4400}
.fav-item .del-btn{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;border:none;background:#f0f0f0;color:#bbb;font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:1}
.fav-item .del-btn:active{background:#ff4400;color:#fff}
/* ===== Favorites Page ===== */

/* ===== Profile Page ===== */
.pro-order-hdr{display:flex;align-items:center;padding:14px 16px 6px;font-size:15px;font-weight:600;color:#333}
.pro-order-hdr .all-link{margin-left:auto;font-size:12px;color:#999;font-weight:400;cursor:pointer}
.pro-order-hdr .all-link:active{color:#888}
.pro-order-icons{display:flex;padding:6px 0 14px}
.pro-order-icon-item{flex:1;text-align:center;cursor:pointer;transition:opacity .15s;position:relative}
.pro-order-icon-item:active{opacity:.5}
.pro-order-icon-item .oi-icon{font-size:20px;display:block;margin-bottom:2px}
.pro-order-icon-item .oi-label{font-size:10px;color:#888}
.pro-order-icon-item .oi-cnt{position:absolute;top:-2px;right:50%;margin-right:-14px;background:#ff4400;color:#fff;font-size:9px;min-width:14px;height:14px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;padding:0 3px;line-height:1}
/* ===== Profile Menu Items ===== */
.pro-menu-list{background:#fff;margin:12px 12px 0;border-radius:10px;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.05)}
.pro-menu-item{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid #f5f5f5;text-decoration:none;color:#333;font-size:13px;cursor:pointer;gap:8px}
.pro-menu-item:last-child{border-bottom:none}
.pro-menu-item:active{background:#fafafa}
.pro-menu-item .mi-icon{font-size:16px}
.pro-menu-item .mi-arrow{margin-left:auto;color:#ccc;font-size:14px}
.pro-menu-item .mi-badge{margin-left:auto;background:#ff4400;color:#fff;font-size:10px;min-width:16px;height:16px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px;margin-right:4px}
.pro-menu-item .mi-right{display:flex;align-items:center;gap:6px}
/* ===== Address Page ===== */
.addr-page{padding:12px}
.addr-card{background:#fff;border-radius:10px;padding:14px 16px;margin-bottom:10px;box-shadow:0 1px 4px rgba(0,0,0,.05)}
.addr-card .addr-name{font-size:14px;font-weight:600;color:#333}
.addr-card .addr-phone{font-size:13px;color:#666;margin-left:8px}
.addr-card .addr-detail{font-size:12px;color:#999;margin-top:4px;line-height:1.5}
.addr-card .addr-default{display:inline-block;font-size:10px;color:#ff4400;background:#fff0e6;padding:1px 6px;border-radius:3px;margin-top:6px}
.addr-empty{text-align:center;padding:60px 20px;color:#999}
.addr-add-btn{display:block;width:calc(100% - 24px);margin:16px 12px;padding:14px;background:linear-gradient(135deg,#888,#ccc);color:#fff;border:none;border-radius:25px;font-size:15px;font-weight:600;cursor:pointer;text-align:center}
.addr-add-btn:active{opacity:.85}
/* ===== Address Form ===== */
.addr-form{background:#fff;padding:16px}
.addr-form .field{padding:12px 0;border-bottom:1px solid #f0f0f0}
.addr-form .field label{font-size:13px;color:#666;display:block;margin-bottom:4px}
.addr-form .field input{width:100%;height:36px;border:none;font-size:14px;outline:none;color:#333;background:transparent}
/* ===== Cart badge ===== */
.badge{position:absolute;top:2px;right:2px;background:#ff4400;color:#fff;font-size:10px;min-width:16px;height:16px;border-radius:8px;display:none;align-items:center;justify-content:center;padding:0 4px}
.nav-btn{position:relative}
/* ===== Bottom Nav ===== */
.nav{position:fixed;bottom:0;left:0;right:0;background:#fff;display:none;border-top:1px solid #eee;z-index:200;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -1px 4px rgba(0,0,0,.04)}
.nav-btn{flex:1;padding:5px 0;background:none;border:none;color:#999;font-size:10px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px;transition:color .15s;-webkit-tap-highlight-color:transparent}
.nav-btn .nav-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center}
.nav-btn .nav-icon svg{width:22px;height:22px;fill:none;stroke:#999;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:stroke .15s}
.nav-btn.active{color:#333}
.nav-btn.active .nav-icon svg{stroke:#333}
.nav-btn .nav-text{font-size:10px;color:inherit}
/* ===== Announcement Popup ===== */
.announce-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:300;display:none;align-items:center;justify-content:center}
.announce-box{background:#fff;border-radius:16px;width:85%;max-width:340px;overflow:hidden;box-shadow:0 8px 40px rgba(0,0,0,.2);animation:announceIn .3s ease}
@keyframes announceIn{from{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}
.announce-header{background:#7a9b8e;color:#fff;padding:16px 20px;font-size:16px;font-weight:600;text-align:center}
.announce-body{padding:20px;font-size:14px;color:#333;line-height:1.7;max-height:260px;overflow-y:auto;white-space:pre-wrap}
.announce-close{display:block;width:100%;padding:13px;border:none;background:#f5f5f5;color:#666;font-size:14px;font-weight:500;cursor:pointer;text-align:center}
.announce-close:active{background:#eee}
.announce-counter{text-align:center;font-size:12px;color:#999;padding:0 20px 12px}
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:80vh;padding:20px}
.login-box{background:#fff;border-radius:16px;padding:32px 28px;width:100%;max-width:360px;box-shadow:0 4px 20px rgba(0,0,0,.08)}
.login-logo{text-align:center;font-size:48px;margin-bottom:20px}
.login-logo img{height:60px;margin-bottom:8px}
.login-logo span{display:block;font-size:18px;font-weight:700;color:#333;margin-top:4px}
.login-tabs{display:flex;border-bottom:2px solid #f0f0f0;margin-bottom:20px}
.login-tab{flex:1;text-align:center;padding:10px 0;font-size:14px;color:#999;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s}
.login-tab.active{color:#5f7a7a;border-bottom-color:#5f7a7a;font-weight:600}
.login-field{margin-bottom:14px}
.login-field label{display:block;font-size:12px;color:#999;margin-bottom:4px}
.login-field input{width:100%;padding:10px 12px;border:1px solid #eee;border-radius:8px;font-size:14px;outline:none;transition:border .2s;box-sizing:border-box}
.login-field input:focus{border-color:#5f7a7a}
.login-submit{width:100%;padding:12px;background:#5f7a7a;color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:opacity .2s}
.login-submit:active{opacity:.8}
.login-submit:disabled{opacity:.5;cursor:not-allowed}
.login-hint{text-align:center;font-size:12px;color:#999;margin-top:10px;min-height:18px}
.login-hint.error{color:#ff4d4f}
.login-hint.success{color:#52c41a}
/* ===== End Login Page ===== */
.toast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.75);color:#fff;padding:16px 24px;border-radius:12px;font-size:14px;z-index:300;display:none;text-align:center;max-width:80%}
.toast.show{display:block;animation:fadeIn .2s}
.closed-overlay{position:fixed;inset:0;background:rgba(255,255,255,.92);z-index:200;display:flex;align-items:center;justify-content:center}
.closed-box{text-align:center;padding:40px}
/* ===== Back to Top ===== */
.back-top{position:fixed;right:16px;bottom:120px;width:40px;height:40px;border-radius:50%;border:none;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.12);color:#888;font-size:20px;cursor:pointer;z-index:150;display:none;align-items:center;justify-content:center;transition:opacity .25s}
.back-top.show{display:flex}
.back-top:active{opacity:.7}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
/* ===== Customer Service Chat ===== */
.msg-page{padding:0;display:flex;flex-direction:column;height:calc(100vh - 50px);position:relative}
.msg-hdr{background:#5f7a7a;color:#fff;padding:10px 14px;display:flex;align-items:center;gap:10px;flex-shrink:0}
.msg-hdr .mh-avatar{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:16px}
.msg-hdr .mh-info{flex:1}
.msg-hdr .mh-info .mh-name{font-size:14px;font-weight:600}
.msg-hdr .mh-info .mh-status{font-size:10px;opacity:.7;margin-top:1px}
.msg-hdr .mh-close{font-size:14px;opacity:.7;cursor:pointer;padding:4px;border-radius:4px}
.msg-hdr .mh-close:hover{background:rgba(255,255,255,.15)}
.msg-list{flex:1;overflow-y:auto;padding:12px 14px;background:#f5f5f5}
.msg-item{max-width:82%;margin-bottom:12px;padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.5;word-break:break-word;white-space:pre-wrap;position:relative;box-shadow:0 1px 2px rgba(0,0,0,.06)}
.msg-item.user{border-bottom-right-radius:4px;align-self:flex-end;color:#fff;margin-left:auto}
.msg-item.admin{border-bottom-left-radius:4px;align-self:flex-start}
.msg-item .msg-time{font-size:10px;opacity:.6;margin-top:6px;display:block}
.msg-item.user .msg-time{text-align:right}
.msg-item.admin .msg-time{text-align:left}
.msg-item .msg-name{font-size:10px;font-weight:600;margin-bottom:4px;display:block;color:#888}
.msg-input-bar{display:flex;gap:8px;padding:10px 12px;align-items:flex-end;background:#fff;border-top:1px solid #eee;flex-shrink:0}
.msg-input-bar textarea{flex:1;border:1px solid #e0e0e0;border-radius:20px;padding:10px 14px;font-size:14px;outline:none;resize:none;min-height:40px;max-height:100px;font-family:inherit;transition:border .2s}
.msg-input-bar textarea:focus{border-color:#5f7a7a}
.msg-input-bar .msg-send-btn{width:40px;height:40px;border-radius:50%;border:none;font-size:16px;cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:opacity .2s;background:#5f7a7a;color:#fff}
.msg-input-bar .msg-send-btn:active{opacity:.7}
.msg-input-bar .msg-img-btn{width:36px;height:36px;border-radius:50%;border:none;font-size:16px;cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:transparent;color:#888;transition:all .2s}
.msg-input-bar .msg-img-btn:hover{background:#f0f0f0;color:#5f7a7a}
.msg-img{max-width:220px;max-height:200px;border-radius:8px;display:block;margin-bottom:4px;cursor:pointer;border:1px solid rgba(0,0,0,.06)}
.msg-item.user .msg-img{border-color:rgba(255,255,255,.2)}
.msg-empty{text-align:center;padding:60px 20px;color:#999;font-size:13px;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}
.msg-empty .me-icon{font-size:40px;opacity:.4}
/* ===== Spec Selector (Product Detail) ===== */
.d-spec-container{background:#fff;padding:12px 16px;border-top:8px solid #f5f5f5}
.d-spec-group{margin-bottom:12px}
.d-spec-group:last-child{margin-bottom:0}
.d-spec-name{font-size:13px;color:#666;margin-bottom:8px;font-weight:500}
.d-spec-options{display:flex;flex-wrap:wrap;gap:8px}
.d-spec-option{display:inline-block;padding:6px 14px;border:1px solid #ddd;border-radius:16px;font-size:13px;color:#333;background:#fff;cursor:pointer;transition:all .2s;user-select:none;-webkit-tap-highlight-color:transparent}
.d-spec-option:active{opacity:.7}
.d-spec-option.selected{border-color:#ff4400;color:#ff4400;background:#fff5eb;font-weight:500}