/* ============================================
   商城UI - 现代化黑白灰版
   大圆角 / 柔阴影 / 微交互 / 移动端适配
   ============================================ */

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
    font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
    background:#f7f8fa;color:#1a1a1a;
    line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,textarea,select{font-family:inherit;outline:none;}

:root{
    --primary:#1a1a1a;
    --primary-dark:#000;
    --primary-light:#f5f5f5;
    --black:#1a1a1a;
    --gray-1:#333;
    --gray-2:#555;
    --gray-3:#999;
    --gray-4:#ccc;
    --gray-5:#ddd;
    --gray-6:#f2f2f2;
    --gray-7:#f7f7f8;
    --bg:#f7f8fa;
    --bg-card:#fff;
    --border:#eee;
    --border-dark:#ccc;
    --border-light:#f5f5f5;
    --radius-s:8px;
    --radius-m:12px;
    --radius-l:16px;
    --radius-xl:20px;
    --shadow-sm:0 1px 3px rgba(0,0,0,.06);
    --shadow-md:0 4px 16px rgba(0,0,0,.08);
    --shadow-lg:0 12px 32px rgba(0,0,0,.12);
    --shadow-xl:0 20px 48px rgba(0,0,0,.16);
    --trans:all .25s cubic-bezier(.4,0,.2,1);

    /* 兼容旧页面变量 */
    --gold:var(--primary);
    --gold-light:var(--primary-dark);
    --gold-dim:var(--gray-3);
    --bg-2:var(--gray-6);
    --bg-input:var(--gray-6);
    --border-2:var(--border-light);
    --text:var(--black);
    --text-2:var(--gray-2);
    --text-3:var(--gray-3);
}

.container{max-width:100%;margin:0;padding:0;}
.page-wrapper{display:flex;min-height:100vh;padding-top:64px;}

/* ============================================
   顶部导航栏 - 毛玻璃现代化
   ============================================ */
.top-nav{
    position:fixed;top:0;left:0;right:0;z-index:1000;
    height:64px;
    display:flex;align-items:center;
    padding:0 28px;
    background:rgba(255,255,255,.85);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);
    border-bottom:1px solid rgba(0,0,0,.06);
}

/* 汉堡菜单按钮（移动端） */
.hamburger-btn{
    display:none;
    width:40px;height:40px;
    align-items:center;justify-content:center;
    border-radius:var(--radius-s);
    color:var(--black);font-size:18px;
    transition:var(--trans);
    flex-shrink:0;margin-right:8px;
}
.hamburger-btn:hover{background:var(--gray-6);}

/* 移动端遮罩 */
.sidebar-overlay{
    display:none;
    position:fixed;top:0;left:0;right:0;bottom:0;
    background:rgba(0,0,0,.4);
    z-index:950;
    backdrop-filter:blur(2px);
}
.sidebar-overlay.show{display:block;animation:fadeIn .2s ease;}

/* Logo */
.top-nav .brand{
    display:flex;align-items:center;gap:12px;
    flex-shrink:0;width:200px;
}
.brand-logo{
    width:40px;height:40px;border-radius:var(--radius-m);
    background:linear-gradient(135deg,#2a2a2a,#000);
    display:flex;align-items:center;justify-content:center;
    font-weight:700;font-size:16px;color:#fff;
    overflow:hidden;flex-shrink:0;
    box-shadow:var(--shadow-sm);
}
.brand-logo img{width:100%;height:100%;object-fit:cover;}
.brand-name{font-size:17px;font-weight:700;color:var(--black);letter-spacing:-.01em;}
.brand-sub{font-size:11px;color:var(--gray-3);margin-top:1px;letter-spacing:.05em;}

/* ============================================
   淘宝风格搜索框 - 现代化
   ============================================ */
.top-search{
    flex:1;max-width:640px;margin:0 auto;
    display:flex;align-items:center;
    position:relative;
}
.top-search-input-wrap{
    flex:1;display:flex;align-items:center;
    background:#fff;border:2px solid var(--primary);
    border-radius:var(--radius-m) 0 0 var(--radius-m);
    height:42px;
    overflow:visible;
    transition:var(--trans);
    box-shadow:var(--shadow-sm);
}
.top-search-input-wrap:focus-within{
    border-color:var(--primary-dark);
    box-shadow:0 0 0 3px rgba(0,0,0,.08);
}

/* 搜索类型下拉 */
.search-type-selector{
    position:relative;
    width:90px;flex-shrink:0;
    height:100%;
    border-right:1px solid var(--border);
    display:flex;align-items:center;justify-content:center;
    cursor:pointer;
    font-size:13px;color:var(--gray-1);
    user-select:none;
    font-weight:500;
}
.search-type-selector:hover{background:var(--gray-6);}
.search-type-selector i{margin-left:6px;font-size:12px;color:var(--gray-2);transition:transform .15s;}
.search-type-selector.open i{transform:rotate(180deg);}
.search-type-dropdown{
    position:absolute;top:calc(100% + 4px);left:-2px;
    width:calc(100% + 4px);
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-s);
    box-shadow:var(--shadow-lg);
    z-index:100;display:none;
    overflow:hidden;
}
.search-type-dropdown.show{display:block;animation:fadeInUp .15s ease;}
.search-type-option{
    padding:10px 0;text-align:center;
    font-size:13px;color:var(--gray-2);
    cursor:pointer;transition:var(--trans);
}
.search-type-option:hover{background:var(--gray-6);color:var(--black);}
.search-type-option.active{color:var(--black);font-weight:600;background:var(--gray-6);}

/* 搜索输入框 */
.top-search-input-wrap input{
    flex:1;height:100%;
    border:none;background:transparent;
    font-size:14px;color:var(--black);
    padding:0 14px;
}
.top-search-input-wrap input::placeholder{color:var(--gray-4);}

/* 搜索按钮 */
.top-search-btn{
    width:90px;height:42px;flex-shrink:0;
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;
    font-size:14px;font-weight:600;
    border-radius:0 var(--radius-m) var(--radius-m) 0;
    margin-left:-2px;
    transition:var(--trans);
    display:flex;align-items:center;justify-content:center;gap:6px;
    box-shadow:var(--shadow-sm);
}
.top-search-btn:hover{
    background:linear-gradient(135deg,#333,#111);
    transform:translateY(-1px);
    box-shadow:var(--shadow-md);
}
.top-search-btn:active{transform:translateY(0);}
.top-search-btn i{font-size:14px;}

/* 搜索结果下拉 */
.search-results{
    position:absolute;top:calc(100% + 6px);left:0;
    width:calc(100% - 90px);
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-m);
    box-shadow:var(--shadow-xl);z-index:200;
    max-height:420px;overflow-y:auto;
    animation:fadeInUp .15s ease;
    overflow:hidden;
}
@keyframes fadeInUp{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
.search-group-title{
    padding:10px 16px;font-size:11px;font-weight:600;
    color:var(--gray-3);letter-spacing:.05em;
    background:var(--gray-6);border-bottom:1px solid var(--border-light);
}
.search-item{
    display:flex;align-items:center;gap:12px;
    padding:11px 16px;font-size:13px;color:var(--gray-2);
    cursor:pointer;transition:var(--trans);
}
.search-item:hover{background:var(--gray-6);}
.search-item i{font-size:12px;color:var(--gray-3);width:14px;text-align:center;}
.search-item .search-price{margin-left:auto;font-weight:700;color:var(--black);font-size:14px;}
.search-more{padding:12px 16px;font-size:12px;color:var(--gray-3);text-align:center;cursor:pointer;transition:var(--trans);}
.search-more:hover{background:var(--gray-6);color:var(--black);}
.search-empty{padding:48px 20px;text-align:center;color:var(--gray-3);font-size:13px;}

/* 右侧操作 */
.nav-actions{
    display:flex;align-items:center;gap:14px;
    flex-shrink:0;
}
.lang-switch{
    display:flex;align-items:center;
}
.lang-select-wrap{
    position:relative;display:flex;align-items:center;
    border:1px solid var(--border);border-radius:var(--radius-s);
    background:#fff;overflow:hidden;
}
.lang-select-icon{
    position:absolute;left:10px;top:50%;transform:translateY(-50%);
    font-size:12px;color:var(--gray-3);pointer-events:none;
}
.lang-select-wrap select{
    appearance:none;-webkit-appearance:none;-moz-appearance:none;
    border:none;background:transparent;
    padding:7px 26px 7px 28px;
    font-size:12px;font-weight:500;color:var(--gray-1);
    cursor:pointer;outline:none;font-family:inherit;
}
.lang-select-wrap select:focus{border-color:var(--primary);}
.lang-select-arrow{
    position:absolute;right:9px;top:50%;transform:translateY(-50%);
    font-size:9px;color:var(--gray-3);pointer-events:none;
}
.balance-pill{
    background:linear-gradient(135deg,#f5f5f5,#eee);
    color:var(--black);padding:7px 14px;
    border-radius:var(--radius-s);font-size:13px;font-weight:600;
    border:1px solid var(--border);
}
.nav-btn{
    padding:8px 16px;font-size:13px;font-weight:500;
    transition:var(--trans);
    background:transparent;color:var(--gray-1);
    border:1px solid var(--border);border-radius:var(--radius-s);
}
.nav-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--gray-6);}

/* ============================================
   左侧边栏 - 商城分类
   ============================================ */
.sidebar{
    width:220px;flex-shrink:0;
    position:fixed;top:64px;left:0;bottom:0;
    padding:0;
    background:#fff;
    border-right:1px solid var(--border);
    overflow-y:auto;
    z-index:900;
    transition:transform .3s cubic-bezier(.4,0,.2,1);
}
.sidebar-section{margin:0;}
.sidebar-title{
    font-size:12px;font-weight:700;color:var(--gray-3);
    padding:18px 20px 10px;
    letter-spacing:.08em;text-transform:uppercase;
}

.sidebar-item{
    display:flex;align-items:center;gap:12px;
    padding:0 20px;height:44px;
    font-size:14px;color:var(--gray-2);
    transition:var(--trans);cursor:pointer;
    border-left:3px solid transparent;
    margin:2px 0;border-radius:0 var(--radius-s) var(--radius-s) 0;
}
.sidebar-item i{font-size:15px;width:18px;text-align:center;color:var(--gray-3);transition:var(--trans);}
.sidebar-item:hover{background:var(--gray-6);color:var(--black);}
.sidebar-item:hover i{color:var(--black);}
.sidebar-item.active{
    background:linear-gradient(90deg,rgba(0,0,0,.06),transparent);
    color:var(--black);font-weight:600;
    border-left-color:var(--primary);
}
.sidebar-item.active i{color:var(--black);}

.sidebar-login-btn{
    width:calc(100% - 24px);margin:12px;padding:0;height:40px;
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;
    border-radius:var(--radius-s);font-size:13px;font-weight:600;
    transition:var(--trans);
    display:flex;align-items:center;justify-content:center;gap:8px;
    box-shadow:var(--shadow-sm);
}
.sidebar-login-btn:hover{
    background:linear-gradient(135deg,#333,#111);
    transform:translateY(-1px);
    box-shadow:var(--shadow-md);
}

.sidebar-user-card{
    display:flex;align-items:center;gap:12px;
    padding:14px 20px;margin:0;
    border-bottom:1px solid var(--border-light);
    cursor:pointer;transition:var(--trans);
}
.sidebar-user-card:hover{background:var(--gray-6);}
.sidebar-user-avatar{
    width:36px;height:36px;border-radius:50%;
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:14px;font-weight:600;flex-shrink:0;
}
.sidebar-user-info{flex:1;min-width:0;}
.sidebar-user-name{font-size:14px;font-weight:600;color:var(--black);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sidebar-user-balance{font-size:12px;color:var(--gray-3);}

.sidebar-divider{height:1px;background:var(--border-light);margin:8px 16px;}

.sidebar-footer{
    padding:16px 20px;font-size:11px;color:var(--gray-3);
    line-height:2;
    border-top:1px solid var(--border-light);
}
.sidebar-footer a{color:var(--gray-3);transition:var(--trans);}
.sidebar-footer a:hover{color:var(--black);}
.sidebar-footer .sidebar-company{
    color:var(--gray-2);font-weight:600;font-size:12px;margin-top:2px;
}

/* 首页搜索区（公告下方/分类上方） */
.search-section{
    max-width:1200px;margin:16px auto 20px;padding:0 16px;
}
.search-section .top-search{
    max-width:760px;margin:0 auto;
}

/* ============================================
   主内容区
   ============================================ */
.main-content{
    flex:1;margin-left:220px;
    padding:20px 28px 48px;
    min-width:0;
}

/* ============================================
   顶部公告栏 - 现代化
   ============================================ */
.top-notice-bar{
    display:flex;align-items:center;gap:14px;
    padding:14px 20px;
    background:linear-gradient(135deg,#fff,#fafafa);
    border:1px solid var(--border);
    border-radius:var(--radius-m);
    margin-bottom:20px;
    box-shadow:var(--shadow-sm);
}
.top-notice-content{
    flex:1;display:flex;align-items:center;gap:10px;
    font-size:13px;color:var(--gray-2);
    line-height:1.6;
}
.top-notice-content i{color:var(--primary);flex-shrink:0;font-size:15px;}
.top-notice-close{
    width:28px;height:28px;border-radius:var(--radius-s);
    background:transparent;color:var(--gray-3);
    display:flex;align-items:center;justify-content:center;
    font-size:13px;transition:var(--trans);flex-shrink:0;
}
.top-notice-close:hover{background:var(--gray-6);color:var(--black);}

/* ============================================
   分类标签栏 - 现代化
   ============================================ */
.category-tabs{
    display:flex;align-items:center;gap:0;
    margin-bottom:20px;
    overflow-x:auto;scrollbar-width:none;
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-m);padding:0 8px;
    box-shadow:var(--shadow-sm);
}
.category-tabs::-webkit-scrollbar{display:none;}
.cat-tab{
    padding:0 18px;height:46px;line-height:46px;
    font-size:14px;color:var(--gray-2);
    cursor:pointer;transition:var(--trans);
    white-space:nowrap;flex-shrink:0;
    background:transparent;border-bottom:2px solid transparent;
    font-weight:400;position:relative;
}
.cat-tab:hover{color:var(--black);}
.cat-tab.active{
    color:var(--black);font-weight:600;
    border-bottom-color:var(--primary);
}

/* ============================================
   商品网格卡片 - 现代化商城风格
   ============================================ */
/* 首页商品网格（等高整齐网格；图片压缩成1:1完整显示、不裁剪） */
.product-masonry{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:18px;
}
@media(max-width:1600px){.product-masonry{grid-template-columns:repeat(4,1fr);}}
@media(max-width:1200px){.product-masonry{grid-template-columns:repeat(3,1fr);}}
@media(max-width:900px){.product-masonry{grid-template-columns:repeat(2,1fr);}}

.product-card{
    background:#fff;border:1px solid var(--border);
    border-radius:var(--radius-l);
    overflow:hidden;
    transition:var(--trans);
    cursor:pointer;
    display:flex;flex-direction:column;
    box-shadow:var(--shadow-sm);
}
.product-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-lg);
    border-color:var(--border-dark);
}

.product-card-img{
    position:relative;width:100%;
    aspect-ratio:1.1;
    background:var(--gray-6);
    overflow:hidden;
    flex-shrink:0;
    line-height:0;
}
.product-card-img img{
    width:100%;height:100%;
    display:block;
    transition:transform .4s cubic-bezier(.4,0,.2,1);
}
.product-card:hover .product-card-img img{transform:scale(1.08);}
.product-card-tag{
    position:absolute;top:10px;left:10px;
    background:rgba(0,0,0,.75);color:#fff;
    padding:4px 10px;border-radius:var(--radius-s);
    font-size:11px;font-weight:500;
    backdrop-filter:blur(4px);
}

.product-card-body{
    padding:14px 16px;
    display:flex;flex-direction:column;
    flex:1;
}
.product-card-title{
    font-size:14px;font-weight:500;color:var(--gray-1);
    line-height:1.5;margin-bottom:10px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;
    flex:1;
}
.product-card-desc{
    font-size:12px;color:var(--gray-3);
    line-height:1.5;margin-bottom:10px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;
    white-space:normal;word-break:break-all;
}

.product-card-footer{
    display:flex;align-items:center;justify-content:space-between;
    margin-bottom:12px;
}
.product-card-price{
    font-size:20px;font-weight:700;color:var(--black);
    letter-spacing:-.02em;
}
.product-card-price::before{content:'';font-size:14px;font-weight:600;}
.product-card-like{
    display:flex;align-items:center;gap:4px;
    font-size:12px;color:var(--gray-3);
}
.product-card-like i{font-size:12px;}

/* 购买按钮 */
.product-card-buy{
    width:100%;height:38px;
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;
    border-radius:var(--radius-s);font-size:13px;font-weight:600;
    transition:var(--trans);
    display:flex;align-items:center;justify-content:center;gap:6px;
    margin-top:auto;
}
.product-card-buy:hover{
    background:linear-gradient(135deg,#333,#111);
    transform:translateY(-1px);
    box-shadow:var(--shadow-md);
}
.product-card-buy:active{transform:translateY(0);}

.empty-products{
    grid-column:1/-1;text-align:center;
    padding:80px 20px;color:var(--gray-3);font-size:14px;
    background:#fff;border:1px solid var(--border);border-radius:var(--radius-l);
}

/* ============================================
   分页 - 现代化
   ============================================ */
.pagination-wrap{
    display:flex;justify-content:center;align-items:center;gap:8px;
    margin-top:32px;flex-wrap:wrap;
}
.pagination-wrap a{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:38px;height:38px;padding:0 14px;
    border:1px solid var(--border);border-radius:var(--radius-s);
    font-size:13px;color:var(--gray-2);transition:var(--trans);background:#fff;
    font-weight:500;
}
.pagination-wrap a:hover{border-color:var(--primary);color:var(--primary);background:var(--gray-6);}
.pagination-wrap a.current{
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;border-color:var(--primary);font-weight:600;
}
.pagination-wrap a.disabled{opacity:.4;pointer-events:none;}

/* ============================================
   详情页 - 现代化
   ============================================ */
.detail-page{max-width:1100px;margin:0 auto;padding:0;}
.detail-breadcrumb{
    display:flex;align-items:center;gap:10px;font-size:13px;color:var(--gray-3);
    margin-bottom:20px;
}
.detail-breadcrumb a{color:var(--gray-2);transition:var(--trans);}
.detail-breadcrumb a:hover{color:var(--black);}
.detail-breadcrumb .sep{color:var(--gray-4);}
.detail-breadcrumb .current{color:var(--black);font-weight:500;}

.detail-main{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-bottom:28px;}

.detail-image-wrap{position:sticky;top:84px;}
.detail-image-box{
    position:relative;border-radius:var(--radius-l);overflow:hidden;
    background:#fff;border:1px solid var(--border);
    box-shadow:var(--shadow-md);
    cursor:zoom-in;
}
.detail-image-box img{width:100%;display:block;object-fit:contain;background:#fff;}
.detail-badge{
    position:absolute;top:14px;left:14px;z-index:2;
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;
    padding:6px 14px;border-radius:var(--radius-s);font-size:12px;font-weight:500;
    box-shadow:var(--shadow-sm);
}
/* 主图悬停提示（点击放大） */
.detail-zoom-hint{
    position:absolute;right:12px;bottom:12px;z-index:3;
    display:flex;align-items:center;gap:6px;
    background:rgba(0,0,0,.55);color:#fff;
    padding:6px 12px;border-radius:20px;font-size:12px;
    backdrop-filter:blur(6px);pointer-events:none;
    opacity:0;transition:opacity .25s;
}
.detail-image-box:hover .detail-zoom-hint{opacity:1;}

/* 详情页多图缩略图 */
.detail-thumbs{
    display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;
}
.thumb-item{
    width:72px;height:72px;border-radius:var(--radius-m);
    border:2px solid var(--border);overflow:hidden;cursor:zoom-in;
    background:#fff;transition:var(--trans);flex-shrink:0;
}
.thumb-item img{width:100%;height:100%;object-fit:cover;display:block;}
.thumb-item:hover{border-color:var(--gray-3);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.thumb-item.active{border-color:var(--black);box-shadow:0 0 0 2px var(--black);}

/* ============================================
   图片放大预览（Lightbox）
   ============================================ */
.img-lightbox{
    position:fixed;inset:0;z-index:9999;
    display:flex;align-items:center;justify-content:center;
    opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s;
}
.img-lightbox.show{opacity:1;visibility:visible;}
.lb-mask{
    position:absolute;inset:0;background:rgba(0,0,0,.92);
}
.lb-stage{
    position:relative;z-index:2;max-width:92vw;max-height:88vh;
    display:flex;align-items:center;justify-content:center;
}
.lb-img{
    max-width:92vw;max-height:86vh;object-fit:contain;
    border-radius:6px;box-shadow:0 10px 60px rgba(0,0,0,.6);
    user-select:none;-webkit-user-drag:none;
}
.lb-close{
    position:absolute;top:18px;right:22px;z-index:3;
    width:44px;height:44px;border-radius:50%;
    background:rgba(255,255,255,.12);color:#fff;border:none;
    font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;
    transition:var(--trans);
}
.lb-close:hover{background:rgba(255,255,255,.28);transform:rotate(90deg);}
.lb-nav{
    position:absolute;top:50%;transform:translateY(-50%);z-index:3;
    width:52px;height:52px;border-radius:50%;
    background:rgba(255,255,255,.12);color:#fff;border:none;
    font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;
    transition:var(--trans);
}
.lb-nav:hover{background:rgba(255,255,255,.28);transform:translateY(-50%) scale(1.08);}
.lb-prev{left:20px;}
.lb-next{right:20px;}
.lb-counter{
    position:absolute;bottom:22px;left:50%;transform:translateX(-50%);z-index:3;
    color:#fff;font-size:14px;font-weight:600;letter-spacing:.08em;
    background:rgba(0,0,0,.5);padding:6px 16px;border-radius:20px;
    backdrop-filter:blur(6px);
}
@media(max-width:768px){
    .thumb-item{width:60px;height:60px;}
    .lb-nav{width:42px;height:42px;font-size:18px;}
    .lb-prev{left:10px;}
    .lb-next{right:10px;}
    .lb-close{top:12px;right:14px;width:40px;height:40px;}
}


.detail-info{display:flex;flex-direction:column;}
.detail-title{font-size:22px;font-weight:700;color:var(--black);margin:0 0 14px;line-height:1.3;letter-spacing:-.01em;}
.detail-desc{font-size:14px;color:var(--gray-2);line-height:1.8;margin-bottom:24px;}

.detail-price-box{
    display:flex;align-items:baseline;gap:14px;
    padding:20px 24px;background:linear-gradient(135deg,#fafafa,#f5f5f5);
    border-radius:var(--radius-m);margin-bottom:24px;
    border:1px solid var(--border);
}
.price-label{font-size:13px;color:var(--gray-3);font-weight:500;}
.price-value{font-size:32px;font-weight:700;color:var(--black);letter-spacing:-.03em;}

.detail-section{margin-bottom:22px;}
.section-label{font-size:13px;font-weight:600;color:var(--gray-3);margin-bottom:12px;letter-spacing:.03em;}

.sku-list{display:flex;flex-wrap:wrap;gap:10px;}
.sku-btn{
    padding:10px 18px;border-radius:var(--radius-s);font-size:14px;
    cursor:pointer;transition:var(--trans);
    background:#fff;color:var(--gray-2);border:1.5px solid var(--border);
    display:flex;align-items:center;gap:8px;font-weight:400;
}
.sku-btn:hover{border-color:var(--primary);color:var(--black);background:var(--gray-6);}
.sku-btn.active{background:var(--primary);color:#fff;border-color:var(--primary);font-weight:500;}
.sku-btn .sku-price{font-size:12px;opacity:.8;}

.form-field{margin-bottom:14px;}
.form-field label{display:block;font-size:13px;font-weight:500;color:var(--black);margin-bottom:8px;}
.form-field input,.form-field textarea,.form-field select{
    width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--radius-s);
    font-size:14px;color:var(--black);transition:var(--trans);box-sizing:border-box;background:#fff;
}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(0,0,0,.06);
}
.req{color:var(--gray-3);margin-left:4px;}

.card-notice{
    display:flex;align-items:center;gap:14px;
    padding:16px 20px;background:linear-gradient(135deg,#fafafa,#f5f5f5);
    border:1px solid var(--border);border-radius:var(--radius-m);margin-bottom:24px;
}
.card-notice i{font-size:18px;color:var(--gray-3);flex-shrink:0;}
.card-notice-title{font-size:14px;font-weight:600;color:var(--black);margin-bottom:2px;}
.card-notice-desc{font-size:13px;color:var(--gray-2);line-height:1.6;}

.pay-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.pay-btn{
    display:flex;align-items:center;gap:10px;
    padding:12px 16px;border-radius:var(--radius-s);font-size:14px;
    cursor:pointer;transition:var(--trans);
    background:#fff;color:var(--gray-2);border:1.5px solid var(--border);font-weight:400;
}
.pay-btn:hover{border-color:var(--primary);color:var(--black);background:var(--gray-6);}
.pay-btn.active{background:var(--primary);color:#fff;border-color:var(--primary);}
.pay-btn i{font-size:16px;width:20px;text-align:center;}

.balance-box{
    display:flex;justify-content:space-between;align-items:center;
    padding:14px 20px;background:linear-gradient(135deg,#fafafa,#f5f5f5);
    border-radius:var(--radius-m);
    margin-bottom:16px;font-size:13px;color:var(--gray-3);
    border:1px solid var(--border);
}
.balance-value{font-size:18px;font-weight:700;color:var(--black);}

.submit-btn{
    width:100%;padding:14px;border:none;border-radius:var(--radius-m);
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;
    font-size:15px;font-weight:600;cursor:pointer;transition:var(--trans);
    display:flex;align-items:center;justify-content:center;gap:10px;
    box-shadow:var(--shadow-sm);
}
.submit-btn:hover{
    background:linear-gradient(135deg,#333,#111);
    transform:translateY(-1px);
    box-shadow:var(--shadow-md);
}
.submit-btn:active{transform:translateY(0);}
.submit-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}

.security-notice{
    display:flex;align-items:center;gap:10px;
    margin-top:16px;padding:12px 16px;
    background:var(--gray-6);border-radius:var(--radius-s);
    font-size:12px;color:var(--gray-3);line-height:1.6;
}
.security-notice i{color:var(--gray-3);flex-shrink:0;}

.detail-info-section{
    padding:24px 28px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-l);
    box-shadow:var(--shadow-sm);
}
.info-title{font-size:16px;font-weight:700;color:var(--black);margin:0 0 18px;}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;}
.info-row{
    display:flex;justify-content:space-between;align-items:center;
    padding:12px 0;border-bottom:1px solid var(--border-light);
}
.info-label{font-size:13px;color:var(--gray-3);}
.info-value{font-size:13px;color:var(--gray-2);font-weight:500;}

/* ============================================
   登录/注册弹窗
   ============================================ */
.mask{
    position:fixed;top:0;left:0;right:0;bottom:0;
    background:rgba(0,0,0,.5);
    display:none;align-items:center;justify-content:center;z-index:9999;
    animation:fadeIn .2s ease;
    backdrop-filter:blur(4px);
}
.popup-box{
    background:#fff;border-radius:var(--radius-xl);padding:32px;
    width:90%;max-width:400px;position:relative;
    box-shadow:var(--shadow-xl);
    animation:popupIn .3s cubic-bezier(.4,0,.2,1);
}
@keyframes popupIn{from{opacity:0;transform:scale(.95) translateY(10px);}to{opacity:1;transform:scale(1) translateY(0);}}
.close-pop{
    position:absolute;top:16px;right:16px;
    width:32px;height:32px;border-radius:var(--radius-s);
    background:var(--gray-6);color:var(--gray-3);
    display:flex;align-items:center;justify-content:center;
    font-size:14px;cursor:pointer;transition:var(--trans);
}
.close-pop:hover{background:var(--gray-5);color:var(--black);}
.popup-title{font-size:22px;font-weight:700;color:var(--black);margin-bottom:8px;text-align:center;letter-spacing:-.01em;}
.popup-subtitle{font-size:13px;color:var(--gray-3);text-align:center;margin-bottom:24px;}
.popup-notice{font-size:13px;color:var(--gray-2);line-height:1.8;margin:16px 0;max-height:200px;overflow-y:auto;}

.btn-gold{
    width:100%;padding:13px;border:none;border-radius:var(--radius-m);
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;font-size:15px;font-weight:600;
    cursor:pointer;transition:var(--trans);
    display:flex;align-items:center;justify-content:center;gap:8px;
    box-shadow:var(--shadow-sm);
}
.btn-gold:hover{
    background:linear-gradient(135deg,#333,#111);
    transform:translateY(-1px);
    box-shadow:var(--shadow-md);
}
.btn-gold:active{transform:translateY(0);}

/* ============================================
   登录/注册独立页面
   ============================================ */
.auth-page{
    min-height:100vh;
    display:flex;align-items:center;justify-content:center;
    padding:20px;
    background:linear-gradient(135deg,#f5f5f5 0%,#e8e8e8 100%);
}
.auth-card{
    width:100%;max-width:420px;
    background:#fff;border-radius:var(--radius-xl);
    padding:40px 36px;
    box-shadow:var(--shadow-xl);
    animation:popupIn .4s cubic-bezier(.4,0,.2,1);
}
.auth-logo{
    width:56px;height:56px;border-radius:var(--radius-l);
    background:linear-gradient(135deg,#2a2a2a,#000);
    display:flex;align-items:center;justify-content:center;
    color:#fff;font-size:22px;font-weight:700;
    margin:0 auto 16px;
    box-shadow:var(--shadow-md);
}
.auth-title{font-size:24px;font-weight:700;color:var(--black);text-align:center;margin-bottom:6px;letter-spacing:-.01em;}
.auth-subtitle{font-size:13px;color:var(--gray-3);text-align:center;margin-bottom:28px;}

.auth-form .form-item{margin-bottom:16px;}
.auth-form .form-item label{display:block;font-size:13px;font-weight:500;color:var(--black);margin-bottom:8px;}
.auth-form .form-item input{
    width:100%;padding:12px 16px;border:1.5px solid var(--border);border-radius:var(--radius-m);
    font-size:14px;color:var(--black);transition:var(--trans);box-sizing:border-box;background:#fff;
}
.auth-form .form-item input:focus{
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(0,0,0,.06);
}
.auth-form .form-item input::placeholder{color:var(--gray-4);}

/* 验证码 */
.captcha-row{
    display:flex;gap:10px;align-items:stretch;
}
.captcha-row input{flex:1;}
.captcha-img-wrap{
    width:110px;flex-shrink:0;
    border-radius:var(--radius-m);
    overflow:hidden;
    border:1.5px solid var(--border);
    cursor:pointer;
    transition:var(--trans);
    background:var(--gray-6);
    display:flex;align-items:center;justify-content:center;
}
.captcha-img-wrap:hover{border-color:var(--primary);}
.captcha-img-wrap img{
    width:100%;height:44px;
    object-fit:cover;
    display:block;
}
.captcha-refresh-hint{
    font-size:11px;color:var(--gray-3);
    text-align:right;margin-top:6px;
}

.auth-btn{
    width:100%;padding:14px;border:none;border-radius:var(--radius-m);
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;font-size:15px;font-weight:600;
    cursor:pointer;transition:var(--trans);
    margin-top:8px;
    box-shadow:var(--shadow-sm);
}
.auth-btn:hover{
    background:linear-gradient(135deg,#333,#111);
    transform:translateY(-1px);
    box-shadow:var(--shadow-md);
}
.auth-btn:active{transform:translateY(0);}

.auth-switch{
    text-align:center;margin-top:20px;font-size:13px;color:var(--gray-3);
}
.auth-switch a{color:var(--black);font-weight:600;transition:var(--trans);}
.auth-switch a:hover{text-decoration:underline;}

.auth-back-home{
    display:block;text-align:center;margin-top:16px;
    font-size:12px;color:var(--gray-3);transition:var(--trans);
}
.auth-back-home:hover{color:var(--black);}

/* ============================================
   表单通用
   ============================================ */
.form-item{margin-bottom:14px;}
.form-item label{display:block;font-size:13px;font-weight:500;color:var(--black);margin-bottom:8px;}
.form-item input,.form-item textarea,.form-item select{
    width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--radius-s);
    font-size:14px;color:var(--black);transition:var(--trans);box-sizing:border-box;background:#fff;
}
.form-item input:focus,.form-item textarea:focus,.form-item select:focus{
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(0,0,0,.06);
}

.switch-tab{
    text-align:center;margin-top:14px;font-size:13px;color:var(--gray-3);
}
.switch-tab span{color:var(--black);cursor:pointer;font-weight:500;}
.switch-tab span:hover{text-decoration:underline;}

/* ============================================
   个人中心 - 现代化
   ============================================ */
.uc-container{max-width:900px;margin:0 auto;}
.uc-header{
    display:flex;align-items:center;gap:18px;margin-bottom:24px;
    padding:24px 28px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-l);
    box-shadow:var(--shadow-sm);
}
.uc-avatar{
    width:60px;height:60px;border-radius:50%;
    background:linear-gradient(135deg,#2a2a2a,#000);
    display:flex;align-items:center;justify-content:center;
    color:#fff;font-size:20px;font-weight:700;flex-shrink:0;
    box-shadow:var(--shadow-md);
}
.uc-user-info{flex:1;}
.uc-username{font-size:18px;font-weight:700;color:var(--black);margin-bottom:4px;}
.uc-balance{font-size:14px;color:var(--gray-2);}
.uc-balance strong{color:var(--black);font-size:18px;}

.uc-tabs{
    display:flex;gap:0;margin-bottom:24px;
    background:#fff;border:1px solid var(--border);border-radius:var(--radius-l);
    padding:0;overflow-x:auto;
    box-shadow:var(--shadow-sm);
}
.uc-tab{
    flex:1;padding:14px 18px;text-align:center;
    font-size:14px;font-weight:500;color:var(--gray-2);
    cursor:pointer;transition:var(--trans);white-space:nowrap;
    border-bottom:2px solid transparent;
}
.uc-tab:hover{color:var(--black);background:var(--gray-6);}
.uc-tab.active{background:var(--gray-6);color:var(--black);border-bottom-color:var(--primary);font-weight:600;}

.uc-content{
    background:#fff;border:1px solid var(--border);border-radius:var(--radius-l);
    padding:24px 28px;min-height:300px;
    box-shadow:var(--shadow-sm);
}

.notice-banner{
    display:flex;align-items:flex-start;gap:12px;
    padding:14px 18px;background:linear-gradient(135deg,#fafafa,#f5f5f5);
    border:1px solid var(--border);border-radius:var(--radius-m);
    margin-bottom:20px;font-size:13px;color:var(--gray-2);line-height:1.7;
}
.notice-banner .icon{flex-shrink:0;font-size:16px;}

/* ============================================
   页脚 - 现代化
   ============================================ */
.site-footer{
    margin-top:40px;padding:32px 28px;background:#fff;border-top:1px solid var(--border);
    text-align:center;
}
.footer-notice{
    max-width:700px;margin:0 auto 16px;
    font-size:12px;color:var(--gray-2);line-height:1.8;
}
.site-footer{font-size:12px;color:var(--gray-3);line-height:2;}
.legal-links{
    display:flex;justify-content:center;gap:20px;
    margin:10px 0;flex-wrap:wrap;
}
.legal-links a{color:var(--gray-2);font-size:12px;transition:var(--trans);}
.legal-links a:hover{color:var(--black);}
.icp{margin:6px 0;}
.icp a{color:var(--gray-3);font-size:11px;transition:var(--trans);}
.icp a:hover{color:var(--black);}
.footer-company{color:var(--gray-2);font-size:12px;font-weight:600;margin:4px 0;}

/* ============================================
   客服系统 - 现代化
   ============================================ */
.cs-fab{
    position:fixed;bottom:28px;right:28px;z-index:900;
    width:52px;height:52px;border-radius:50%;
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;font-size:20px;
    display:flex;align-items:center;justify-content:center;
    box-shadow:var(--shadow-lg);cursor:pointer;transition:var(--trans);
}
.cs-fab.offline{background:linear-gradient(135deg,#6b7280,#4b5563);}
.cs-fab:hover{transform:scale(1.08);box-shadow:var(--shadow-xl);}
.cs-dot{
    position:absolute;top:4px;right:4px;width:10px;height:10px;
    border-radius:50%;background:#999;border:2px solid #fff;
}
.cs-window{
    position:fixed;bottom:92px;right:28px;z-index:901;
    width:360px;max-width:calc(100vw - 48px);
    height:480px;max-height:calc(100vh - 120px);
    background:#fff;border-radius:var(--radius-l);
    box-shadow:var(--shadow-xl);
    display:none;flex-direction:column;overflow:hidden;
    animation:popupIn .25s ease;
}
.cs-header{
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;padding:14px 18px;
    display:flex;align-items:center;justify-content:space-between;flex-shrink:0;
}
.cs-header-left{display:flex;align-items:center;gap:12px;}
.cs-avatar{
    width:38px;height:38px;border-radius:50%;
    background:rgba(255,255,255,.15);
    display:flex;align-items:center;justify-content:center;
    font-size:14px;font-weight:600;flex-shrink:0;
}
.cs-name{font-size:14px;font-weight:600;margin-bottom:2px;}
.cs-status{font-size:11px;color:rgba(255,255,255,.7);display:flex;align-items:center;gap:5px;}
.cs-status::before{content:'';display:inline-block;width:6px;height:6px;border-radius:50%;background:#999;}
.cs-close{
    width:30px;height:30px;border-radius:var(--radius-s);
    background:rgba(255,255,255,.12);color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:14px;cursor:pointer;transition:var(--trans);
}
.cs-close:hover{background:rgba(255,255,255,.2);}
.cs-messages{flex:1;overflow-y:auto;padding:16px;background:var(--bg);display:flex;flex-direction:column;gap:10px;}
.cs-msg{max-width:80%;padding:10px 14px;border-radius:var(--radius-m);font-size:13px;line-height:1.6;word-break:break-word;}
.cs-msg.agent{background:#fff;color:var(--black);border:1px solid var(--border);align-self:flex-start;border-bottom-left-radius:4px;}
.cs-msg.user{background:linear-gradient(135deg,#2a2a2a,#000);color:#fff;align-self:flex-end;border-bottom-right-radius:4px;}
.cs-msg.system{background:transparent;color:var(--gray-3);font-size:11px;text-align:center;align-self:center;max-width:100%;padding:4px;}
.cs-input-area{
    display:flex;align-items:center;gap:10px;
    padding:12px 14px;border-top:1px solid var(--border);
    background:#fff;flex-shrink:0;
}
.cs-input-area input{
    flex:1;padding:10px 14px;border:1.5px solid var(--border);
    border-radius:var(--radius-m);font-size:13px;transition:var(--trans);
}
.cs-input-area input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,0,0,.06);}
.cs-send{
    width:40px;height:40px;border-radius:var(--radius-m);
    background:linear-gradient(135deg,#2a2a2a,#000);
    color:#fff;
    display:flex;align-items:center;justify-content:center;
    cursor:pointer;transition:var(--trans);border:none;flex-shrink:0;
}
.cs-send:hover{background:linear-gradient(135deg,#333,#111);transform:scale(1.05);}

/* ============================================
   响应式 - 移动端适配
   ============================================ */
@media(max-width:1024px){
    .product-masonry{grid-template-columns:repeat(3,1fr);}
}

/* 手机端：商品 2 个一排（覆盖上面的 3 列规则） */
@media(max-width:900px){
    .product-masonry{grid-template-columns:repeat(2,1fr);}
    .top-nav{padding:0 16px;}
    .top-nav .brand{width:auto;}
    .brand-sub{display:none;}

    /* 移动端：汉堡菜单 + 抽屉式侧栏 */
    .hamburger-btn{display:flex;}
    .sidebar{
        transform:translateX(-100%);
        width:260px;
        box-shadow:var(--shadow-xl);
        z-index:960;
    }
    .sidebar.open{transform:translateX(0);}
    .sidebar-item span,.sidebar-title,.sidebar-footer,.sidebar-user-info{display:block;}
    .sidebar-item{justify-content:flex-start;padding:0 20px;height:46px;}
    .sidebar-item i{margin-right:12px;}
    .sidebar-login-btn{width:calc(100% - 24px);margin:12px;padding:0;height:42px;}
    .sidebar-login-btn span{display:inline;}
    .sidebar-user-card{justify-content:flex-start;padding:14px 20px;}

    .main-content{margin-left:0;padding:16px;}
    .nav-btn{padding:6px 12px;font-size:12px;}
    .balance-pill{padding:5px 12px;font-size:12px;}
    .detail-title{font-size:19px;}
    .price-value{font-size:26px;}
    .pay-list{grid-template-columns:1fr;}
    .nav-actions{gap:10px;}
    .search-type-selector{width:70px;font-size:12px;}
    .top-search-btn{width:70px;font-size:12px;}
    .detail-main{grid-template-columns:1fr;gap:20px;}
    .detail-image-wrap{position:static;}
    .info-grid{grid-template-columns:1fr;}
}

@media(max-width:640px){
    .top-nav{height:56px;padding:0 12px;}
    .page-wrapper{padding-top:56px;}
    .sidebar{top:56px;width:240px;}
    .main-content{padding:12px;}
    .brand-logo{width:32px;height:32px;font-size:13px;border-radius:var(--radius-s);flex-shrink:0;}
    .brand-name{display:none;}
    .brand{margin-right:6px;flex-shrink:0;}
    .hamburger-btn{margin-right:4px;flex-shrink:0;}

    /* 搜索框移动端：全宽 + 隐藏类型下拉文字 */
    .top-search{flex:1;min-width:0;max-width:none;margin:0 6px;}
    .top-search-input-wrap{height:36px;border-radius:var(--radius-s) 0 0 var(--radius-s);flex:1;min-width:0;}
    .top-search-btn{height:36px;width:52px;border-radius:0 var(--radius-s) var(--radius-s) 0;flex-shrink:0;padding:0;}
    .top-search-btn span{display:none;}
    .search-type-selector{width:auto;min-width:68px;font-size:12px;padding:0 8px 0 10px;flex-shrink:0;background:#f4f5f7;border-right:1px solid var(--border);gap:2px;}
    .search-type-selector i{display:inline-flex;font-size:12px;color:#666;margin-left:2px;}
    #productSearch{font-size:11px;padding:0 6px;min-width:0;}

    .nav-actions{gap:4px;flex-shrink:0;}
    .lang-switch{display:flex;gap:2px;}
    .lang-select-wrap select{padding:5px 22px 5px 24px;font-size:10px;}
    .lang-select-icon{left:8px;font-size:10px;}
    .lang-select-arrow{right:7px;font-size:8px;}
    .nav-btn{font-size:10px;padding:4px 6px;}
    .balance-pill{display:none;}
    .cat-tab{padding:0 14px;height:42px;line-height:42px;font-size:13px;}
    .product-card-title{font-size:13px;}
    .product-card-price{font-size:17px;}
    .product-card-buy{height:36px;font-size:12px;}
    .detail-page{padding:0;}
    .nav-actions{gap:8px;}
    .nav-btn{font-size:11px;padding:5px 10px;}
    .balance-pill{display:none;}

    /* 登录页移动端 */
    .auth-card{padding:28px 22px;border-radius:var(--radius-l);}
    .auth-title{font-size:20px;}
    .captcha-img-wrap{width:96px;}

    /* 客服移动端 */
    .cs-fab{width:46px;height:46px;bottom:20px;right:20px;font-size:18px;}
    .cs-window{bottom:76px;right:16px;left:16px;width:auto;max-width:none;height:60vh;}

    /* 个人中心移动端 */
    .uc-header{padding:18px 20px;gap:14px;}
    .uc-avatar{width:48px;height:48px;font-size:16px;}
    .uc-username{font-size:16px;}
    .uc-content{padding:18px 20px;}
}

/* ============================================
   滚动条 - 现代化
   ============================================ */
::-webkit-scrollbar{width:6px;height:6px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:var(--gray-4);border-radius:3px;}
::-webkit-scrollbar-thumb:hover{background:var(--gray-3);}

::selection{background:rgba(0,0,0,.12);color:var(--black);}

/* ========== 授权公告条已移除（授权系统公告下发功能已删除） ========== */

/* ============================================
   分类选择页（首页）
   ============================================ */
.category-select-page{
    padding:8px 4px 40px;
}
.category-select-header{
    text-align:center;
    margin-bottom:28px;
    padding:20px 0 10px;
}
.category-select-title{
    font-size:1.5rem;
    font-weight:700;
    color:var(--black);
    margin-bottom:8px;
    letter-spacing:.02em;
}
.category-select-sub{
    font-size:.88rem;
    color:var(--gray-3);
    margin:0;
}
.category-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:14px;
}
@media(min-width:600px){
    .category-grid{grid-template-columns:repeat(3,1fr);}
}
@media(min-width:900px){
    .category-grid{grid-template-columns:repeat(4,1fr);}
}
.category-card{
    background:var(--bg-card);
    border:1px solid var(--border);
    border-radius:var(--radius-l);
    padding:20px 16px;
    display:flex;
    align-items:center;
    gap:14px;
    cursor:pointer;
    transition:all .25s ease;
    position:relative;
    overflow:hidden;
}
.category-card:hover{
    border-color:var(--black);
    box-shadow:0 8px 24px rgba(0,0,0,.1);
    transform:translateY(-2px);
}
.category-card-icon{
    width:52px;
    height:52px;
    border-radius:14px;
    background:var(--gray-6);
    display:flex;
    align-items:center;
    justify-content:center;
    flex-shrink:0;
    overflow:hidden;
}
.category-card-icon img{
    width:100%;
    height:100%;
    object-fit:cover;
}
.category-card-icon i{
    font-size:1.3rem;
    color:var(--gray-3);
}
.category-card-info{
    flex:1;
    min-width:0;
}
.category-card-name{
    font-size:.95rem;
    font-weight:600;
    color:var(--black);
    margin-bottom:4px;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}
.category-card-count{
    font-size:.78rem;
    color:var(--gray-3);
}
.category-card-arrow{
    color:var(--gray-4);
    font-size:.75rem;
    flex-shrink:0;
}

/* ============================================
   分类商品列表页头部
   ============================================ */
.category-header-bar{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:14px 0 18px;
    margin-bottom:6px;
    border-bottom:1px solid var(--border);
}
.back-to-categories{
    display:flex;
    align-items:center;
    gap:6px;
    font-size:.85rem;
    color:var(--gray-2);
    font-weight:500;
    transition:color .2s;
}
.back-to-categories:hover{
    color:var(--black);
}
.category-current-info{
    display:flex;
    align-items:center;
    gap:10px;
}
.category-current-logo{
    width:32px;
    height:32px;
    border-radius:8px;
    object-fit:cover;
}
.category-current-name{
    font-size:1rem;
    font-weight:700;
    color:var(--black);
}

/* ============================================
   分类公告条
   ============================================ */
.category-notice-bar{
    background:#fffbeb;
    border:1px solid #fde68a;
    border-radius:var(--radius-m);
    padding:12px 16px;
    margin:14px 0 20px;
    font-size:.85rem;
    color:#92400e;
    line-height:1.7;
    display:flex;
    align-items:flex-start;
    gap:10px;
}
.category-notice-bar i{
    color:#f59e0b;
    margin-top:3px;
    flex-shrink:0;
}

/* ============================================
   侧边栏分类logo
   ============================================ */
.sidebar-cat-logo{
    width:22px;
    height:22px;
    border-radius:6px;
    object-fit:cover;
    flex-shrink:0;
}

/* ============================================
   搜索结果分类logo
   ============================================ */
.search-item-logo{
    width:24px;
    height:24px;
    border-radius:6px;
    object-fit:cover;
    flex-shrink:0;
}

/* ============================================
   客服在线绿点
   ============================================ */
.cs-status{
    display:flex;
    align-items:center;
    gap:6px;
    font-size:.78rem;
}
.cs-status-dot{
    display:inline-block;
    width:8px;
    height:8px;
    border-radius:50%;
    background:#22c55e;
    box-shadow:0 0 0 3px rgba(34,197,94,.2);
    animation:csPulse 2s infinite;
}
.cs-status-dot.offline{
    background:#9ca3af;
    box-shadow:none;
    animation:none;
}
@keyframes csPulse{
    0%,100%{box-shadow:0 0 0 3px rgba(34,197,94,.2);}
    50%{box-shadow:0 0 0 5px rgba(34,197,94,.1);}
}
/* 客服悬浮按钮上的在线小圆点 */
.cs-fab .cs-online-indicator{
    position:absolute;
    top:6px;
    right:6px;
    width:10px;
    height:10px;
    border-radius:50%;
    background:#22c55e;
    border:2px solid #fff;
    box-shadow:0 0 6px rgba(34,197,94,.5);
}

/* ============================================
   注册方式切换
   ============================================ */
.register-type-tabs{
    display:flex;
    background:var(--gray-6);
    border-radius:10px;
    padding:4px;
    margin-bottom:20px;
}
.register-type-tab{
    flex:1;
    padding:10px;
    text-align:center;
    font-size:.88rem;
    font-weight:600;
    color:var(--gray-3);
    border-radius:8px;
    cursor:pointer;
    transition:all .2s;
}
.register-type-tab.active{
    background:#fff;
    color:var(--black);
    box-shadow:0 2px 8px rgba(0,0,0,.08);
}

/* ============================================
   用户中心邮箱绑定
   ============================================ */
.email-bind-card{
    background:var(--bg-card);
    border:1px solid var(--border);
    border-radius:var(--radius-l);
    padding:22px;
    margin-bottom:20px;
}
.email-bind-header{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin-bottom:14px;
}
.email-bind-title{
    font-size:.95rem;
    font-weight:700;
    color:var(--black);
}
.email-bind-status{
    font-size:.78rem;
    padding:4px 10px;
    border-radius:20px;
    font-weight:600;
}
.email-bind-status.bound{
    background:#dcfce7;
    color:#16a34a;
}
.email-bind-status.unbound{
    background:#fef3c7;
    color:#d97706;
}
.email-bind-desc{
    font-size:.82rem;
    color:var(--gray-3);
    line-height:1.7;
    margin-bottom:16px;
}

/* ============================================
   密码框小眼睛
   ============================================ */
.pwd-input-wrap{
    position:relative;
}
.pwd-input-wrap input{
    padding-right:42px !important;
}
.pwd-toggle{
    position:absolute;
    right:12px;
    top:50%;
    transform:translateY(-50%);
    color:#9ca3af;
    cursor:pointer;
    font-size:.85rem;
    transition:color .2s;
    user-select:none;
}
.pwd-toggle:hover{
    color:#374151;
}

/* ============================================
   首页全新改版 V3 - 简洁现代商城风格
   ============================================ */

/* --- 搜索框 --- */
.search-section{
    padding:16px 4px 12px;
}
.search-section .top-search{
    max-width:720px;
    height:46px;
}
.top-search-input-wrap{
    background:#fff;
    border:1.5px solid #e5e7eb;
    border-radius:12px 0 0 12px;
    height:46px;
    box-shadow:0 1px 3px rgba(0,0,0,.04);
    transition:all .2s;
}
.top-search-input-wrap:focus-within{
    border-color:#1e40af;
    box-shadow:0 0 0 3px rgba(30,64,175,.1);
}
.search-type-selector{
    width:100px;
    border-right:1px solid #f3f4f6;
    font-size:13px;
    color:#374151;
    font-weight:500;
}
.search-type-selector:hover{background:#f9fafb;}
.search-type-selector i{color:#9ca3af;}
.top-search-input-wrap input{
    font-size:14px;
    padding:0 16px;
}
.top-search-btn{
    width:96px;
    height:46px;
    background:#1e40af;
    border-radius:0 12px 12px 0;
    font-size:14px;
    font-weight:600;
    box-shadow:0 1px 3px rgba(30,64,175,.2);
    transition:all .2s;
}
.top-search-btn:hover{
    background:#1e3a8a;
    transform:none;
    box-shadow:0 2px 8px rgba(30,64,175,.3);
}

/* --- 分类选择页 --- */
.category-select-page{
    padding:8px 4px 48px;
}
.category-select-header{
    text-align:left;
    margin-bottom:24px;
    padding:8px 4px 16px;
    border-bottom:1px solid #f3f4f6;
}
.category-select-title{
    font-size:1.35rem;
    font-weight:700;
    color:#111827;
    margin-bottom:6px;
    letter-spacing:-.01em;
}
.category-select-sub{
    font-size:.85rem;
    color:#6b7280;
    margin:0;
}
.category-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:12px;
}
@media(min-width:600px){
    .category-grid{grid-template-columns:repeat(3,1fr);gap:14px;}
}
@media(min-width:900px){
    .category-grid{grid-template-columns:repeat(4,1fr);gap:16px;}
}
.category-card{
    background:#fff;
    border:1px solid #e5e7eb;
    border-radius:14px;
    padding:18px 16px;
    display:flex;
    align-items:center;
    gap:14px;
    cursor:pointer;
    transition:all .2s ease;
    position:relative;
    overflow:hidden;
}
.category-card:hover{
    border-color:#1e40af;
    box-shadow:0 4px 16px rgba(30,64,175,.1);
    transform:translateY(-2px);
}
.category-card-icon{
    width:48px;
    height:48px;
    border-radius:12px;
    background:#f3f4f6;
    display:flex;
    align-items:center;
    justify-content:center;
    flex-shrink:0;
    overflow:hidden;
}
.category-card-icon img{
    width:100%;
    height:100%;
    object-fit:cover;
}
.category-card-icon i{
    font-size:1.2rem;
    color:#9ca3af;
}
.category-card-info{
    flex:1;
    min-width:0;
}
.category-card-name{
    font-size:.92rem;
    font-weight:600;
    color:#111827;
    margin-bottom:3px;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}
.category-card-count{
    font-size:.75rem;
    color:#9ca3af;
}
.category-card-arrow{
    color:#d1d5db;
    font-size:.7rem;
    flex-shrink:0;
    transition:color .2s;
}
.category-card:hover .category-card-arrow{
    color:#1e40af;
}

/* --- 分类头部栏 --- */
.category-header-bar{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:12px 4px 14px;
    margin-bottom:4px;
    border-bottom:1px solid #f3f4f6;
}
.back-to-categories{
    display:flex;
    align-items:center;
    gap:6px;
    font-size:.82rem;
    color:#6b7280;
    font-weight:500;
    transition:color .2s;
}
.back-to-categories:hover{
    color:#1e40af;
}
.category-current-info{
    display:flex;
    align-items:center;
    gap:10px;
}
.category-current-logo{
    width:30px;
    height:30px;
    border-radius:8px;
    object-fit:cover;
}
.category-current-name{
    font-size:.95rem;
    font-weight:700;
    color:#111827;
}

/* --- 分类公告条 --- */
.category-notice-bar{
    background:#fffbeb;
    border:1px solid #fde68a;
    border-radius:10px;
    padding:12px 16px;
    margin:14px 0 18px;
    font-size:.82rem;
    color:#92400e;
    line-height:1.7;
    display:flex;
    align-items:flex-start;
    gap:10px;
}
.category-notice-bar i{
    color:#f59e0b;
    margin-top:3px;
    flex-shrink:0;
}

/* --- 商品列表 --- */
.product-masonry{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:12px;
    padding:12px 0 24px;
}
@media(min-width:600px){
    .product-masonry{grid-template-columns:repeat(3,1fr);gap:14px;}
}
@media(min-width:900px){
    .product-masonry{grid-template-columns:repeat(4,1fr);gap:16px;}
}
.product-card{
    background:#fff;
    border:1px solid #e5e7eb;
    border-radius:14px;
    overflow:hidden;
    transition:all .2s ease;
    display:flex;
    flex-direction:column;
}
.product-card:hover{
    border-color:#d1d5db;
    box-shadow:0 6px 20px rgba(0,0,0,.08);
    transform:translateY(-2px);
}
.product-card-img{
    width:100%;
    aspect-ratio:1.1;
    overflow:hidden;
    background:#f9fafb;
}
.product-card-img img{
    width:100%;
    height:100%;
    transition:transform .3s ease;
}
.product-card:hover .product-card-img img{
    transform:scale(1.05);
}
.product-card-body{
    padding:12px 14px 14px;
    display:flex;
    flex-direction:column;
    flex:1;
}
.product-card-title{
    font-size:.88rem;
    font-weight:600;
    color:#111827;
    margin-bottom:8px;
    line-height:1.4;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    min-height:2.5em;
}
.product-card-footer{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin-bottom:10px;
}
.product-card-price{
    font-size:1.1rem;
    font-weight:700;
    color:#dc2626;
}
.product-card-buy{
    width:100%;
    padding:9px;
    background:#111827;
    color:#fff;
    border:none;
    border-radius:8px;
    font-size:.8rem;
    font-weight:600;
    cursor:pointer;
    transition:all .2s;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    margin-top:auto;
}
.product-card-buy:hover{
    background:#1e40af;
}

/* --- 空状态 --- */
.empty-products{
    grid-column:1/-1;
    text-align:center;
    padding:60px 20px;
    color:#9ca3af;
    font-size:.9rem;
}

/* --- 分页 --- */
.pagination-wrap{
    display:flex;
    justify-content:center;
    align-items:center;
    gap:6px;
    padding:20px 0 30px;
    flex-wrap:wrap;
}
.pagination-wrap a{
    min-width:36px;
    height:36px;
    padding:0 12px;
    display:flex;
    align-items:center;
    justify-content:center;
    border:1px solid #e5e7eb;
    border-radius:8px;
    font-size:.82rem;
    color:#374151;
    text-decoration:none;
    transition:all .2s;
    background:#fff;
}
.pagination-wrap a:hover{
    border-color:#1e40af;
    color:#1e40af;
}
.pagination-wrap a.current{
    background:#1e40af;
    border-color:#1e40af;
    color:#fff;
    font-weight:600;
}
.pagination-wrap a.disabled{
    opacity:.4;
    pointer-events:none;
}

/* --- 搜索结果下拉 --- */
.search-results{
    width:calc(100% - 96px);
    border-radius:12px;
    box-shadow:0 8px 30px rgba(0,0,0,.12);
}
.search-item{
    display:flex;
    align-items:center;
    gap:10px;
    padding:10px 14px;
    cursor:pointer;
    transition:background .15s;
}
.search-item:hover{
    background:#f9fafb;
}
.search-item i{
    color:#9ca3af;
    font-size:.85rem;
    width:20px;
    text-align:center;
}
.search-item span{
    flex:1;
    font-size:.85rem;
    color:#374151;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}
.search-price{
    font-size:.82rem;
    font-weight:600;
    color:#dc2626;
    flex-shrink:0;
}
.search-group-title{
    padding:8px 14px;
    font-size:.72rem;
    font-weight:600;
    color:#9ca3af;
    text-transform:uppercase;
    letter-spacing:.05em;
    background:#f9fafb;
    border-bottom:1px solid #f3f4f6;
}
.search-empty{
    padding:24px;
    text-align:center;
    color:#9ca3af;
    font-size:.85rem;
}
.search-more{
    padding:10px 14px;
    text-align:center;
    font-size:.78rem;
    color:#6b7280;
    background:#f9fafb;
    border-top:1px solid #f3f4f6;
    cursor:pointer;
}
.search-more:hover{
    color:#1e40af;
}