/* ====================================================
   LG商城 · 京东风格全站样式 v3.0
   ==================================================== */

/* ---------- CSS变量 ---------- */
:root {
  --jd-red:    #e1251b;
  --jd-red2:   #c81623;
  --jd-orange: #f60;
  --jd-yellow: #ffe400;
  --bg:        #f4f4f4;
  --card-bg:   #fff;
  --text:      #333;
  --text2:     #666;
  --muted:     #999;
  --border:    #e0e0e0;
  --border2:   #f0f0f0;
  --shadow:    0 2px 8px rgba(0,0,0,.08);
  --shadow-lg: 0 4px 20px rgba(0,0,0,.12);
  --radius:    4px;
  --header-h:  136px;
  --content-w: 1190px;
}

/* ---------- 重置 ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:14px;scroll-behavior:smooth}
body{font-family:'Microsoft YaHei','PingFang SC',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{color:var(--jd-red)}
img{max-width:100%;display:block}
button,input,textarea,select{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:none;background:none}
ul,ol{list-style:none}

/* ============================================================
   PC顶部
   ============================================================ */

/* ── 顶部黑条 ── */
.jd-topbar{
  background:#2c2c2c;
  color:#b0b0b0;
  font-size:12px;
  height:30px;
  display:flex;
  align-items:center;
}
.jd-topbar-inner{
  width:var(--content-w);
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:0;
}
.jd-topbar a{color:#b0b0b0;padding:0 10px;border-right:1px solid #444;font-size:12px;line-height:30px}
.jd-topbar a:first-child{padding-left:0}
.jd-topbar a:hover{color:#fff}
.jd-topbar-right{margin-left:auto;display:flex;align-items:center}
.jd-topbar-right a{border-right:none;border-left:1px solid #444}

/* ── 主导航（Logo+搜索+购物车）── */
.jd-header{
  background:#fff;
  height:100px;
  display:flex;
  align-items:center;
  border-bottom:2px solid var(--jd-red);
}
.jd-header-inner{
  width:var(--content-w);
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:0;
}

/* Logo */
.jd-logo{
  flex-shrink:0;
  margin-right:30px;
}
.jd-logo-text{
  font-size:32px;
  font-weight:900;
  color:var(--jd-red);
  letter-spacing:-1px;
  line-height:1;
}
.jd-logo-sub{
  font-size:11px;
  color:var(--muted);
  margin-top:2px;
  letter-spacing:1px;
}

/* 搜索框 */
.jd-search{
  flex:1;
  max-width:580px;
  margin-right:20px;
}
.jd-search-box{
  display:flex;
  border:2px solid var(--jd-red);
  border-radius:2px;
  overflow:hidden;
  height:40px;
}
.jd-search-box input{
  flex:1;
  border:none;
  outline:none;
  padding:0 14px;
  font-size:14px;
  color:#333;
}
.jd-search-box button{
  background:var(--jd-red);
  color:#fff;
  padding:0 20px;
  font-size:15px;
  font-weight:700;
  flex-shrink:0;
  transition:background .15s;
}
.jd-search-box button:hover{background:var(--jd-red2)}
.jd-search-hot{margin-top:5px;display:flex;gap:8px;flex-wrap:wrap}
.jd-search-hot a{font-size:12px;color:var(--text2)}
.jd-search-hot a:hover{color:var(--jd-red)}

/* 购物车 */
.jd-cart-btn{
  flex-shrink:0;
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  border:1px solid var(--border);
  border-radius:2px;
  font-size:13px;
  color:var(--text);
  position:relative;
  transition:border-color .15s;
}
.jd-cart-btn:hover{border-color:var(--jd-red);color:var(--jd-red)}
.jd-cart-btn .cart-count{
  background:var(--jd-red);
  color:#fff;
  border-radius:999px;
  padding:0 5px;
  font-size:11px;
  font-weight:700;
  min-width:18px;
  text-align:center;
}
.jd-cart-icon{font-size:18px}

/* ── 分类导航栏 ── */
.jd-nav{
  background:#fff;
  border-bottom:1px solid var(--border);
}
.jd-nav-inner{
  width:var(--content-w);
  margin:0 auto;
  display:flex;
  align-items:center;
  height:36px;
}
.jd-nav-cats{
  background:var(--jd-red);
  color:#fff;
  width:190px;
  height:36px;
  display:flex;
  align-items:center;
  padding:0 14px;
  font-size:14px;
  font-weight:700;
  flex-shrink:0;
  gap:6px;
}
.jd-nav-links{
  display:flex;
  align-items:center;
  height:100%;
  margin-left:0;
}
.jd-nav-links a{
  padding:0 14px;
  font-size:13px;
  color:#333;
  height:100%;
  display:flex;
  align-items:center;
  border-right:1px solid var(--border2);
  transition:color .15s;
}
.jd-nav-links a:hover,.jd-nav-links a.active{color:var(--jd-red);font-weight:700}
.jd-nav-right{margin-left:auto;font-size:12px;color:var(--text2)}

/* 隐藏移动端元素 */
.pc-header,.bottom-nav,.topbar{display:none !important}

/* ============================================================
   页面主体布局
   ============================================================ */
.jd-body{
  width:var(--content-w);
  margin:0 auto;
  padding:10px 0 40px;
}

/* ── 首页：左侧分类 + 右侧内容 ── */
.jd-home-layout{
  display:flex;
  gap:0;
  align-items:flex-start;
}

/* 左侧分类 */
.jd-sidebar{
  width:190px;
  flex-shrink:0;
  background:#fff;
  border:1px solid var(--border);
  position:relative;
  z-index:10;
}
.jd-sidebar-item{
  display:flex;
  align-items:center;
  padding:0 14px;
  height:40px;
  font-size:13px;
  color:#333;
  border-bottom:1px solid var(--border2);
  cursor:pointer;
  transition:background .12s;
  position:relative;
}
.jd-sidebar-item:hover,.jd-sidebar-item.active{
  background:#fff0f0;
  color:var(--jd-red);
}
.jd-sidebar-item .cat-icon{margin-right:6px;font-size:15px}
.jd-sidebar-item .cat-arr{margin-left:auto;color:#ccc;font-size:12px}

/* 右侧主内容 */
.jd-main{
  flex:1;
  min-width:0;
  margin-left:0;
}

/* ============================================================
   Banner 轮播
   ============================================================ */
.jd-banner{
  position:relative;
  overflow:hidden;
  background:#e1251b;
  height:460px;
}
.jd-banner-slides{
  display:flex;
  transition:transform .5s ease;
  height:100%;
}
.jd-banner-slide{
  flex-shrink:0;
  width:100%;
  height:100%;
  position:relative;
  overflow:hidden;
}
.jd-banner-slide img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.jd-banner-slide-content{
  position:absolute;
  top:50%;
  left:10%;
  transform:translateY(-50%);
  color:#fff;
  z-index:2;
}
.jd-banner-slide-content h2{font-size:42px;font-weight:900;line-height:1.2;text-shadow:0 2px 8px rgba(0,0,0,.3)}
.jd-banner-slide-content p{font-size:18px;margin-top:10px;opacity:.9}
.jd-banner-slide-content .banner-price{font-size:52px;font-weight:900;color:#ffe400;margin-top:8px}
.jd-banner-dots{
  position:absolute;
  bottom:14px;
  left:50%;
  transform:translateX(-50%);
  display:flex;
  gap:6px;
  z-index:5;
}
.jd-banner-dot{
  width:24px;height:4px;background:rgba(255,255,255,.5);border-radius:2px;cursor:pointer;transition:all .2s
}
.jd-banner-dot.active{background:#fff;width:32px}
.jd-banner-prev,.jd-banner-next{
  position:absolute;top:50%;transform:translateY(-50%);
  background:rgba(0,0,0,.3);color:#fff;border:none;
  width:36px;height:60px;display:flex;align-items:center;justify-content:center;
  font-size:20px;cursor:pointer;z-index:5;transition:background .2s;
}
.jd-banner-prev:hover,.jd-banner-next:hover{background:rgba(0,0,0,.6)}
.jd-banner-prev{left:0;border-radius:0 4px 4px 0}
.jd-banner-next{right:0;border-radius:4px 0 0 4px}

/* ============================================================
   分类入口（首页图标区）
   ============================================================ */
.jd-cats-row{
  display:flex;
  gap:0;
  margin-top:10px;
  background:#fff;
  border:1px solid var(--border);
  padding:16px 0 10px;
}
.jd-cat-item{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  padding:8px 0;
  cursor:pointer;
  transition:color .15s;
  border-right:1px solid var(--border2);
}
.jd-cat-item:last-child{border-right:none}
.jd-cat-item:hover{color:var(--jd-red)}
.jd-cat-item .cat-emoji{font-size:28px;line-height:1}
.jd-cat-item .cat-label{font-size:12px;color:var(--text2);white-space:nowrap}
.jd-cat-item:hover .cat-label{color:var(--jd-red)}

/* ============================================================
   板块标题
   ============================================================ */
.jd-section{margin-top:12px}
.jd-section-hd{
  display:flex;
  align-items:center;
  background:#fff;
  padding:12px 16px 0;
  border:1px solid var(--border);
  border-bottom:none;
}
.jd-section-hd h2{
  font-size:20px;
  font-weight:900;
  color:var(--jd-red);
  border-left:4px solid var(--jd-red);
  padding-left:10px;
  line-height:1.2;
}
.jd-section-hd .more{
  margin-left:auto;
  font-size:12px;
  color:var(--text2);
  display:flex;
  align-items:center;
  gap:2px;
}
.jd-section-hd .more:hover{color:var(--jd-red)}
.jd-section-tabs{
  display:flex;
  gap:0;
  padding:8px 16px 0;
  background:#fff;
}
.jd-section-tab{
  padding:4px 12px;
  font-size:13px;
  color:var(--text2);
  cursor:pointer;
  border-bottom:2px solid transparent;
  transition:all .15s;
}
.jd-section-tab.active,.jd-section-tab:hover{
  color:var(--jd-red);
  border-bottom-color:var(--jd-red);
  font-weight:700;
}

/* ============================================================
   秒杀模块
   ============================================================ */
.jd-seckill{
  background:#fff;
  border:1px solid var(--border);
  border-top:none;
  padding:12px 16px;
  display:flex;
  gap:12px;
  overflow-x:auto;
}
.jd-seckill-item{
  flex-shrink:0;
  width:140px;
  text-align:center;
  cursor:pointer;
  transition:box-shadow .15s;
}
.jd-seckill-item:hover{box-shadow:var(--shadow)}
.jd-seckill-item img{
  width:120px;height:120px;
  object-fit:cover;
  margin:0 auto 6px;
  border-radius:2px;
}
.jd-seckill-item .sk-price{
  color:var(--jd-red);
  font-size:18px;
  font-weight:900;
}
.jd-seckill-item .sk-price span{font-size:12px;font-weight:400}
.jd-seckill-item .sk-ori{
  color:var(--muted);
  font-size:11px;
  text-decoration:line-through;
  margin-top:2px;
}
.jd-seckill-timer{
  display:flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  background:#fff;
  font-size:13px;
  color:#333;
}
.jd-seckill-timer .timer-box{
  background:#333;
  color:#fff;
  padding:2px 6px;
  border-radius:2px;
  font-size:16px;
  font-weight:900;
  font-variant-numeric:tabular-nums;
}

/* ============================================================
   商品网格
   ============================================================ */
.jd-goods-grid{
  display:flex;
  flex-wrap:wrap;
  background:#fff;
  border:1px solid var(--border);
  border-top:none;
}
.jd-goods-card{
  width:25%;
  border-right:1px solid var(--border2);
  border-bottom:1px solid var(--border2);
  padding:20px 16px;
  cursor:pointer;
  transition:box-shadow .15s,z-index .15s;
  position:relative;
  background:#fff;
}
.jd-goods-card:hover{
  box-shadow:0 0 12px rgba(0,0,0,.15);
  z-index:2;
}
.jd-goods-card:nth-child(4n){border-right:none}
.jd-goods-card .g-img{
  width:160px;height:160px;
  margin:0 auto 12px;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:center;
}
.jd-goods-card .g-img img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s;
}
.jd-goods-card:hover .g-img img{transform:scale(1.05)}
.jd-goods-card .g-name{
  font-size:13px;
  color:#333;
  line-height:1.5;
  height:40px;
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  margin-bottom:6px;
}
.jd-goods-card .g-desc{
  font-size:12px;
  color:var(--muted);
  margin-bottom:8px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.jd-goods-card .g-price{
  color:var(--jd-red);
  font-size:20px;
  font-weight:900;
}
.jd-goods-card .g-price span{font-size:13px;font-weight:400}
.jd-goods-card .g-price-ori{
  font-size:11px;
  color:var(--muted);
  text-decoration:line-through;
  margin-left:4px;
}
.jd-goods-card .g-tag{
  display:inline-block;
  background:#ffe4e4;
  color:var(--jd-red);
  font-size:11px;
  padding:1px 5px;
  border-radius:2px;
  margin-top:4px;
  margin-right:3px;
}
.jd-goods-card .g-sales{
  font-size:11px;
  color:var(--muted);
  margin-top:5px;
}
.jd-goods-card .g-add-cart{
  display:none;
  position:absolute;
  bottom:16px;
  right:16px;
  background:var(--jd-red);
  color:#fff;
  border:none;
  border-radius:50%;
  width:30px;height:30px;
  font-size:18px;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:background .15s;
}
.jd-goods-card:hover .g-add-cart{display:flex}
.jd-goods-card .g-add-cart:hover{background:var(--jd-red2)}

/* 5列模式（猜你喜欢等） */
.jd-goods-grid.cols-5 .jd-goods-card{width:20%}
.jd-goods-grid.cols-5 .jd-goods-card:nth-child(4n){border-right:1px solid var(--border2)}
.jd-goods-grid.cols-5 .jd-goods-card:nth-child(5n){border-right:none}

/* ============================================================
   商品列表页（搜索结果/分类页）
   ============================================================ */
.jd-list-layout{padding:10px 0 40px}
.jd-list-filter{
  background:#fff;
  border:1px solid var(--border);
  padding:12px 16px;
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}
.jd-list-filter-label{font-size:13px;color:var(--text2);flex-shrink:0}
.jd-list-filter-sort{
  display:flex;
  gap:2px;
}
.jd-filter-btn{
  padding:4px 12px;
  font-size:13px;
  border:1px solid var(--border);
  border-radius:2px;
  color:#333;
  cursor:pointer;
  transition:all .15s;
}
.jd-filter-btn.active,.jd-filter-btn:hover{
  border-color:var(--jd-red);
  color:var(--jd-red);
  background:#fff5f5;
}
.jd-list-grid{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.jd-list-card{
  width:calc(20% - 8px);
  background:#fff;
  border:1px solid var(--border);
  padding:16px 12px;
  cursor:pointer;
  transition:box-shadow .15s;
  position:relative;
}
.jd-list-card:hover{box-shadow:var(--shadow-lg)}
.jd-list-card .g-img{
  width:180px;height:180px;
  margin:0 auto 12px;
  overflow:hidden;
}
.jd-list-card .g-img img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s;
}
.jd-list-card:hover .g-img img{transform:scale(1.05)}
.jd-list-card .g-name{
  font-size:13px;color:#333;line-height:1.5;
  height:40px;overflow:hidden;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  margin-bottom:8px;
}
.jd-list-card .g-price{color:var(--jd-red);font-size:18px;font-weight:900}
.jd-list-card .g-price span{font-size:12px;font-weight:400}
.jd-list-card .g-sales{font-size:11px;color:var(--muted);margin-top:4px}

/* ============================================================
   商品详情页
   ============================================================ */
.jd-detail-wrap{
  background:#fff;
  border:1px solid var(--border);
  padding:20px;
}
.jd-detail-layout{
  display:flex;
  gap:24px;
  align-items:flex-start;
}

/* 左：图片区 */
.jd-detail-imgs{
  flex-shrink:0;
  width:400px;
}
.jd-detail-main-img{
  width:400px;height:400px;
  border:1px solid var(--border);
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:zoom-in;
}
.jd-detail-main-img img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s;
}
.jd-detail-main-img:hover img{transform:scale(1.08)}
.jd-detail-thumbs{
  display:flex;
  gap:6px;
  margin-top:10px;
  flex-wrap:wrap;
}
.jd-detail-thumb{
  width:60px;height:60px;
  border:2px solid var(--border);
  cursor:pointer;
  overflow:hidden;
  transition:border-color .15s;
}
.jd-detail-thumb.active,.jd-detail-thumb:hover{border-color:var(--jd-red)}
.jd-detail-thumb img{width:100%;height:100%;object-fit:cover}

/* 右：商品信息 */
.jd-detail-info{
  flex:1;
  min-width:0;
}
.jd-detail-title{
  font-size:16px;
  font-weight:700;
  color:#333;
  line-height:1.6;
  margin-bottom:8px;
}
.jd-detail-subtitle{
  font-size:13px;
  color:var(--text2);
  margin-bottom:14px;
}

/* 价格区 */
.jd-detail-price-box{
  background:#fdf1f0;
  padding:14px 16px;
  margin-bottom:16px;
  border-radius:2px;
}
.jd-detail-price{
  display:flex;
  align-items:baseline;
  gap:8px;
}
.jd-detail-price .label{font-size:13px;color:var(--text2);min-width:40px}
.jd-detail-price .price{color:var(--jd-red);font-size:32px;font-weight:900}
.jd-detail-price .price span{font-size:14px;font-weight:400}
.jd-detail-price .ori{font-size:13px;color:var(--muted);text-decoration:line-through}
.jd-detail-price .save-tag{
  background:var(--jd-red);
  color:#fff;
  font-size:11px;
  padding:2px 6px;
  border-radius:2px;
}

/* 规格选择 */
.jd-detail-spec{margin-bottom:16px}
.jd-detail-spec-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin-bottom:12px;
}
.jd-detail-spec-label{
  font-size:13px;
  color:var(--text2);
  min-width:60px;
  padding-top:4px;
  flex-shrink:0;
}
.jd-detail-spec-opts{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.jd-spec-opt{
  padding:5px 14px;
  border:1px solid var(--border);
  border-radius:2px;
  font-size:13px;
  cursor:pointer;
  transition:all .15s;
}
.jd-spec-opt:hover,.jd-spec-opt.active{
  border-color:var(--jd-red);
  color:var(--jd-red);
  background:#fff5f5;
}

/* 数量 */
.jd-qty{
  display:flex;
  align-items:center;
  gap:0;
  border:1px solid var(--border);
  border-radius:2px;
  overflow:hidden;
  width:fit-content;
}
.jd-qty button{
  width:32px;height:32px;
  background:#f5f5f5;
  font-size:18px;
  display:flex;align-items:center;justify-content:center;
  transition:background .15s;
}
.jd-qty button:hover{background:#ffe0e0;color:var(--jd-red)}
.jd-qty input{
  width:48px;height:32px;
  border:none;border-left:1px solid var(--border);border-right:1px solid var(--border);
  text-align:center;
  font-size:14px;
  -moz-appearance:textfield;
}
.jd-qty input::-webkit-inner-spin-button{display:none}

/* 购买按钮 */
.jd-buy-btns{
  display:flex;
  gap:12px;
  margin-top:20px;
}
.jd-btn-buynow{
  background:var(--jd-red);
  color:#fff;
  border:none;
  padding:0 40px;
  height:46px;
  font-size:16px;
  font-weight:700;
  border-radius:2px;
  cursor:pointer;
  transition:background .15s;
}
.jd-btn-buynow:hover{background:var(--jd-red2)}
.jd-btn-addcart{
  background:#fff;
  color:var(--jd-orange);
  border:2px solid var(--jd-orange);
  padding:0 30px;
  height:46px;
  font-size:16px;
  font-weight:700;
  border-radius:2px;
  cursor:pointer;
  transition:all .15s;
}
.jd-btn-addcart:hover{background:var(--jd-orange);color:#fff}

/* 服务保障 */
.jd-detail-service{
  display:flex;
  gap:16px;
  margin-top:16px;
  flex-wrap:wrap;
}
.jd-service-item{
  font-size:12px;
  color:var(--text2);
  display:flex;
  align-items:center;
  gap:4px;
}
.jd-service-item .svc-icon{color:var(--jd-red);font-size:14px}

/* 详情Tab */
.jd-detail-tabs{
  margin-top:16px;
  border:1px solid var(--border);
  background:#fff;
}
.jd-detail-tab-nav{
  display:flex;
  border-bottom:2px solid var(--jd-red);
}
.jd-detail-tab-btn{
  padding:12px 24px;
  font-size:14px;
  cursor:pointer;
  border:none;
  background:none;
  color:#333;
  transition:all .15s;
}
.jd-detail-tab-btn.active{
  background:var(--jd-red);
  color:#fff;
  font-weight:700;
}
.jd-detail-tab-content{
  padding:20px;
  font-size:13px;
  color:#333;
  line-height:2;
}

/* ============================================================
   购物车
   ============================================================ */
.jd-cart-wrap{
  background:#fff;
  border:1px solid var(--border);
  margin-top:10px;
}
.jd-cart-hd{
  display:flex;
  align-items:center;
  padding:12px 16px;
  border-bottom:1px solid var(--border);
  font-size:14px;
  font-weight:700;
  gap:8px;
}
.jd-cart-hd span{color:var(--jd-red)}
.jd-cart-list{}
.jd-cart-item{
  display:flex;
  align-items:center;
  padding:16px;
  border-bottom:1px solid var(--border2);
  gap:14px;
}
.jd-cart-item img{
  width:80px;height:80px;
  object-fit:cover;
  border:1px solid var(--border);
  flex-shrink:0;
}
.jd-cart-item .ci-name{
  flex:1;
  font-size:13px;
  color:#333;
  line-height:1.5;
}
.jd-cart-item .ci-price{
  color:var(--jd-red);
  font-size:16px;
  font-weight:700;
  min-width:80px;
  text-align:center;
}
.jd-cart-item .ci-del{
  color:var(--muted);
  font-size:12px;
  cursor:pointer;
}
.jd-cart-item .ci-del:hover{color:var(--jd-red)}
.jd-cart-footer{
  display:flex;
  align-items:center;
  padding:16px;
  background:#f5f5f5;
  gap:16px;
}
.jd-cart-total{
  margin-left:auto;
  font-size:14px;
  color:#333;
}
.jd-cart-total .total-price{
  color:var(--jd-red);
  font-size:22px;
  font-weight:900;
}
.jd-cart-checkout{
  background:var(--jd-red);
  color:#fff;
  padding:10px 40px;
  font-size:16px;
  font-weight:700;
  border-radius:2px;
  border:none;
  cursor:pointer;
  transition:background .15s;
}
.jd-cart-checkout:hover{background:var(--jd-red2)}

/* ============================================================
   个人中心 / 订单
   ============================================================ */
.jd-uc-layout{
  display:flex;
  gap:16px;
  align-items:flex-start;
}
.jd-uc-sidebar{
  width:200px;
  flex-shrink:0;
  background:#fff;
  border:1px solid var(--border);
}
.jd-uc-nav-hd{
  background:var(--jd-red);
  color:#fff;
  padding:14px 16px;
  font-size:14px;
  font-weight:700;
}
.jd-uc-nav-item{
  display:flex;
  align-items:center;
  padding:12px 16px;
  font-size:13px;
  color:#333;
  border-bottom:1px solid var(--border2);
  gap:8px;
  transition:all .15s;
}
.jd-uc-nav-item:hover,.jd-uc-nav-item.active{
  color:var(--jd-red);
  background:#fff5f5;
}
.jd-uc-nav-item .nav-count{
  margin-left:auto;
  background:var(--jd-red);
  color:#fff;
  border-radius:999px;
  padding:0 6px;
  font-size:11px;
}
.jd-uc-main{
  flex:1;
  min-width:0;
}
.jd-order-card{
  background:#fff;
  border:1px solid var(--border);
  margin-bottom:10px;
  overflow:hidden;
}
.jd-order-card-hd{
  display:flex;
  align-items:center;
  padding:10px 16px;
  background:#f5f5f5;
  border-bottom:1px solid var(--border);
  font-size:12px;
  color:var(--text2);
  gap:16px;
}
.jd-order-card-hd .o-no{font-weight:700;color:#333}
.jd-order-card-hd .o-status{margin-left:auto;color:var(--jd-red);font-weight:700;font-size:13px}
.jd-order-card-body{
  display:flex;
  align-items:center;
  padding:16px;
  gap:14px;
}
.jd-order-card-body img{
  width:70px;height:70px;
  object-fit:cover;
  border:1px solid var(--border);
  flex-shrink:0;
}
.jd-order-card-body .o-name{
  flex:1;
  font-size:13px;
  color:#333;
  line-height:1.5;
}
.jd-order-card-body .o-price{
  color:var(--jd-red);
  font-size:16px;
  font-weight:700;
  min-width:100px;
  text-align:right;
}
.jd-order-card-ft{
  display:flex;
  align-items:center;
  padding:10px 16px;
  border-top:1px solid var(--border2);
  gap:10px;
  justify-content:flex-end;
}
.jd-order-btn{
  padding:6px 16px;
  border:1px solid var(--border);
  border-radius:2px;
  font-size:13px;
  cursor:pointer;
  transition:all .15s;
  background:#fff;
}
.jd-order-btn:hover{border-color:var(--jd-red);color:var(--jd-red)}
.jd-order-btn.primary{
  background:var(--jd-red);
  color:#fff;
  border-color:var(--jd-red);
}
.jd-order-btn.primary:hover{background:var(--jd-red2)}

/* ============================================================
   收银台
   ============================================================ */
.jd-pay-wrap{
  background:#fff;
  border:1px solid var(--border);
  max-width:820px;
  margin:0 auto;
}
.jd-pay-hd{
  background:var(--jd-red);
  color:#fff;
  padding:16px 24px;
  font-size:18px;
  font-weight:700;
}
.jd-pay-body{padding:30px 40px}
.jd-pay-amount{
  text-align:center;
  margin-bottom:30px;
}
.jd-pay-amount .label{font-size:15px;color:var(--text2);margin-bottom:8px}
.jd-pay-amount .amount{font-size:48px;font-weight:900;color:var(--jd-red)}
.jd-pay-amount .amount span{font-size:20px}
.jd-pay-methods{
  display:flex;
  gap:16px;
  margin-bottom:30px;
  justify-content:center;
  flex-wrap:wrap;
}
.jd-pay-method{
  width:180px;
  height:70px;
  border:2px solid var(--border);
  border-radius:4px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  cursor:pointer;
  transition:all .2s;
  font-size:15px;
  font-weight:600;
}
.jd-pay-method input{display:none}
.jd-pay-method:has(input:checked),.jd-pay-method.active{
  border-color:var(--jd-red);
  background:#fff5f5;
  color:var(--jd-red);
}
.jd-pay-method .pm-icon{font-size:28px}
.jd-pay-confirm{
  display:block;
  width:280px;
  margin:0 auto;
  background:var(--jd-red);
  color:#fff;
  border:none;
  height:50px;
  font-size:18px;
  font-weight:700;
  border-radius:4px;
  cursor:pointer;
  transition:background .15s;
}
.jd-pay-confirm:hover{background:var(--jd-red2)}

/* ============================================================
   登录/注册
   ============================================================ */
.jd-login-wrap{
  max-width:420px;
  margin:40px auto;
  background:#fff;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
}
.jd-login-hd{
  background:var(--jd-red);
  color:#fff;
  padding:20px 30px;
  font-size:20px;
  font-weight:900;
}
.jd-login-body{padding:30px}
.jd-form-row{margin-bottom:16px}
.jd-form-row label{
  display:block;
  font-size:13px;
  color:var(--text2);
  margin-bottom:6px;
}
.jd-form-row input{
  width:100%;
  height:40px;
  border:1px solid var(--border);
  border-radius:2px;
  padding:0 12px;
  font-size:14px;
  outline:none;
  transition:border-color .15s;
}
.jd-form-row input:focus{border-color:var(--jd-red)}
.jd-form-submit{
  width:100%;
  height:44px;
  background:var(--jd-red);
  color:#fff;
  border:none;
  border-radius:2px;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  transition:background .15s;
  margin-top:6px;
}
.jd-form-submit:hover{background:var(--jd-red2)}
.jd-form-links{
  display:flex;
  justify-content:space-between;
  margin-top:12px;
  font-size:12px;
  color:var(--text2);
}
.jd-form-links a{color:var(--jd-red)}

/* ============================================================
   面包屑
   ============================================================ */
.jd-crumb{
  font-size:12px;
  color:var(--text2);
  padding:8px 0;
  display:flex;
  align-items:center;
  gap:4px;
  flex-wrap:wrap;
}
.jd-crumb a:hover{color:var(--jd-red)}
.jd-crumb .sep{color:#ccc}

/* ============================================================
   Flash消息
   ============================================================ */
.alert{
  padding:12px 16px;
  border-radius:2px;
  font-size:13px;
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:8px;
}
.alert-ok{background:#f0fff4;color:#276749;border:1px solid #9ae6b4}
.alert-err{background:#fff5f5;color:#c53030;border:1px solid #feb2b2}

/* ============================================================
   翻页
   ============================================================ */
.jd-pagination{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:4px;
  padding:20px 0;
}
.jd-page-btn{
  width:32px;height:32px;
  border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;cursor:pointer;
  border-radius:2px;
  transition:all .15s;
}
.jd-page-btn.active,.jd-page-btn:hover{
  border-color:var(--jd-red);
  color:var(--jd-red);
  background:#fff5f5;
}

/* ============================================================
   底部Footer
   ============================================================ */
.jd-footer{
  background:#2c2c2c;
  color:#888;
  font-size:12px;
  text-align:center;
  padding:30px 0 20px;
  margin-top:20px;
}
.jd-footer a{color:#888}
.jd-footer a:hover{color:#fff}
.jd-footer-links{
  display:flex;
  justify-content:center;
  gap:0;
  margin-bottom:12px;
  flex-wrap:wrap;
}
.jd-footer-links a{
  padding:0 12px;
  border-right:1px solid #444;
  line-height:1;
}
.jd-footer-links a:last-child{border-right:none}

/* ============================================================
   移动端适配（<768px 退化为简洁移动端）
   ============================================================ */
@media (max-width:768px){
  :root{--content-w:100%}
  .jd-topbar,.jd-nav,.jd-sidebar,.jd-footer{display:none}
  .jd-header{height:56px;border-bottom:none}
  .jd-header-inner{padding:0 12px;gap:10px}
  .jd-logo-text{font-size:22px}
  .jd-logo-sub{display:none}
  .jd-search{margin-right:0}
  .jd-search-box{height:34px}
  .jd-search-hot{display:none}
  .jd-cart-btn{padding:6px 10px;font-size:12px}
  .jd-body{padding:0}
  .jd-home-layout{flex-direction:column}
  .jd-main{margin:0}
  .jd-banner{height:200px}
  .jd-cats-row{overflow-x:auto;padding:10px 0 8px;flex-wrap:nowrap}
  .jd-cat-item{min-width:64px;padding:6px 0}
  .jd-goods-grid .jd-goods-card{width:50%}
  .jd-goods-grid.cols-5 .jd-goods-card{width:50%}
  .jd-goods-card .g-img{width:100%;height:120px}
  .jd-goods-card .g-price{font-size:16px}
  .jd-list-card{width:calc(50% - 5px)}
  .jd-list-card .g-img{width:120px;height:120px}
  .jd-detail-layout{flex-direction:column}
  .jd-detail-imgs{width:100%}
  .jd-detail-main-img{width:100%;height:280px}
  .jd-uc-layout{flex-direction:column}
  .jd-uc-sidebar{width:100%}
  .jd-buy-btns{flex-direction:column;gap:8px}
  .jd-btn-buynow,.jd-btn-addcart{width:100%;padding:0 20px}
  .jd-pay-body{padding:20px 16px}
  .jd-pay-method{width:140px;height:60px}
  /* 移动端显示底部导航 */
  .bottom-nav{display:flex !important}
}

/* ============================================================
   通用工具
   ============================================================ */
.empty-state{padding:60px 20px;text-align:center;color:var(--text2)}
.empty-state .emoji{font-size:48px;margin-bottom:12px}
.empty-state h3{font-size:18px;color:#333;margin-bottom:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 20px;border-radius:2px;font-size:13px;cursor:pointer;transition:all .15s;border:1px solid var(--border)}
.btn.primary{background:var(--jd-red);color:#fff;border-color:var(--jd-red)}
.btn.primary:hover{background:var(--jd-red2)}
.btn.ghost{background:#fff;color:#333}
.btn.ghost:hover{border-color:var(--jd-red);color:var(--jd-red)}

/* 移动端底部导航 */
.bottom-nav{
  display:none;
  position:fixed;bottom:0;left:0;right:0;
  background:#fff;
  border-top:1px solid var(--border);
  height:50px;z-index:200;
}
.bottom-nav .inner{
  display:flex;
  height:100%;
}
.bottom-nav a{
  flex:1;display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  font-size:10px;color:var(--muted);gap:2px;
}
.bottom-nav a svg{width:20px;height:20px}
.bottom-nav a.active{color:var(--jd-red)}
.bottom-nav a span{font-size:10px}

/* ===== CodeBuddy: move search above main banner ===== */
@media (min-width: 769px) {
  .jd-header {
    height: 72px !important;
    border-bottom: none !important;
    position: relative !important;
    z-index: 120 !important;
  }

  .jd-header-inner {
    position: relative !important;
    min-height: 72px !important;
    overflow: visible !important;
    padding-right: 10px !important;
  }

  .jd-logo {
    margin-right: 24px !important;
  }

  .jd-search {
    position: absolute !important;
    top: calc(100% + 44px) !important;
    left: 250px !important;
    width: 560px !important;
    max-width: 560px !important;
    margin: 0 !important;
    z-index: 160 !important;
  }

  .jd-search-box {
    height: 42px !important;
    border-width: 2px !important;
    border-radius: 4px 4px 0 0 !important;
    overflow: hidden !important;
    background: rgba(255,255,255,.98) !important;
    box-shadow: 0 10px 28px rgba(0,0,0,.18) !important;
  }

  .jd-search-hot {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    padding: 8px 12px 10px !important;
    background: rgba(255,255,255,.96) !important;
    border-radius: 0 0 8px 8px !important;
    box-shadow: 0 10px 28px rgba(0,0,0,.12) !important;
  }

  .jd-nav {
    position: relative !important;
    z-index: 100 !important;
  }

  .jd-home-layout {
    position: relative !important;
    z-index: 1 !important;
  }
}