/* =====================================================
   iCORE 前台样式 — 全站响应式，内容区 100% 自适应
   ===================================================== */
:root{
  --red:#E6392F; --orange:#F5A623; --navy:#1F2A44;
  --text:#222; --muted:#6b7280; --line:#e5e7eb;
  --bg:#ffffff; --bg2:#f6f7f9;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:"Segoe UI",Arial,"Helvetica Neue",Helvetica,sans-serif;color:var(--text);background:var(--bg);font-size:15px;line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{cursor:pointer;font-family:inherit}
input,select,textarea{font-family:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;width:100%;outline:none;background:#fff}
input:focus,select:focus,textarea:focus{border-color:var(--orange)}
.wrap{width:100%;margin:0 auto;padding:0 20px}
.btn{display:inline-block;border:none;border-radius:8px;padding:10px 22px;font-size:15px;text-align:center}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:#c9301f}
.btn-outline{border:1px solid var(--red);color:var(--red);background:#fff}
.btn-block{display:block;width:100%}
.sec-title{text-align:center;font-size:30px;font-weight:800;margin:46px 0 8px}
.sec-sub{text-align:center;color:var(--muted);margin-bottom:26px}

/* ---------- 头部 ---------- */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100;transition:transform .28s ease}
.site-header.header-hidden{transform:translateY(-101%)}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:12px;padding-bottom:12px;flex-wrap:wrap}
.logo svg{height:32px;width:auto}
.logo .logo-m{display:none}
.header-tools{display:flex;align-items:center;gap:14px}
.header-search{position:relative;flex:1;display:flex;gap:8px;max-width:560px;margin:0 18px}
.header-search .search-ico{position:absolute;left:13px;top:50%;transform:translateY(-50%);pointer-events:none;color:#9aa3b2}
.header-search input{flex:1;min-width:0;border:1px solid var(--line);border-radius:9px;padding:9px 14px 9px 38px;font-size:14px;font-family:inherit;outline:none;background:#f7f8fa}
.header-search input:focus{border-color:var(--red);background:#fff}
/* 点击输入框时，占位提示文字立即消失 */
.header-search input:focus::placeholder{color:transparent}
.header-search button{flex:none;border:0;border-radius:9px;background:var(--red);color:#fff;padding:0 26px;font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:.18s}
.header-search button:hover{background:#c92a21}
.tool{display:flex;align-items:center;gap:6px;background:none;border:none;font-size:14px}
/* 货币切换：自定义下拉（$ Currency ▾ → 弹出菜单） */
.currency-tool{position:relative}
.currency-tool .cur-btn{display:inline-flex;align-items:center;gap:5px;border:0;background:none;font-family:inherit;font-size:14px;color:var(--text);cursor:pointer;padding:7px 4px}
.currency-tool .cur-btn svg{transition:transform .18s;color:#8a92a6}
.currency-tool.open .cur-btn svg{transform:rotate(180deg)}
.currency-tool .cur-btn:hover{color:var(--red)}
.currency-tool .cur-menu{position:absolute;top:calc(100% + 6px);right:0;min-width:170px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 26px rgba(0,0,0,.14);list-style:none;margin:0;padding:6px;display:none;z-index:120}
.currency-tool.open .cur-menu{display:block}
.currency-tool .cur-menu a{display:flex;align-items:center;gap:7px;padding:9px 12px;border-radius:7px;font-size:14px;color:var(--text);text-decoration:none}
.currency-tool .cur-menu a:hover{background:#f7f8fb;color:var(--red)}
.currency-tool .cur-menu a.on{color:var(--red);font-weight:600}
.cart-btn{position:relative}
.cart-count{position:absolute;top:-8px;right:-12px;background:var(--red);color:#fff;font-size:11px;min-width:18px;height:18px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 4px}
.member-btn span{display:inline}
/* 登录后右上角显示会员昵称：过长截断，避免挤压搜索框 */
.member-btn .member-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 导航 */
.main-nav{border-top:1px solid var(--line)}
.nav-inner{display:flex}
#navMenu{display:flex;width:100%}
#navMenu>li{flex:0 0 auto;position:relative;margin:0 26px}
#navMenu>li>a{display:block;padding:13px 0;font-weight:400;font-size:15px;color:#333;transition:.15s}
#navMenu>li>a:hover{color:var(--red);background:none}
#navMenu>li>a.active{color:#e1251b;background:none;box-shadow:inset 0 -3px 0 #e1251b}
/* 参考新版导航：左侧 Categories 红色块，其后为一级分类下拉项（Home 仅保留在手机抽屉） */
#navMenu>li.nav-cats{margin-left:0}
#navMenu>li.nav-cats>a{background:var(--red);color:#fff;padding:13px 78.5px;text-align:center}
#navMenu>li.nav-cats>a:hover{color:#fff;background:#d0210f}
#navMenu>li.nav-cats>a.active{color:#fff;box-shadow:none}
#navMenu>li.has-sub.nav-cats::after{right:22px;border-color:#fff}
.nav-home-m{display:none}
#navMenu>li.has-sub::after{content:"";position:absolute;right:-14px;top:50%;width:5px;height:5px;border-right:1.6px solid #444;border-bottom:1.6px solid #444;transform:translateY(-50%) rotate(45deg);transition:transform .18s;pointer-events:none}
#navMenu>li.has-sub:hover::after{transform:translateY(-50%) rotate(45deg)}
.sub-menu{position:absolute;left:0;top:100%;min-width:230px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.08);display:none;z-index:99}
#navMenu li.has-sub:hover>.sub-menu{display:block}
.sub-menu li{position:relative}
.sub-menu a{display:block;padding:10px 18px;font-size:14px;border-bottom:1px solid #f1f2f4}
.sub-menu a:hover{background:var(--bg2);color:var(--red)}
.sub-menu2{position:absolute;left:100%;top:0;min-width:220px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.08);display:none}
.sub-menu li.has-sub2:hover>.sub-menu2{display:block}
.nav-toggle{display:none;font-size:22px;background:none;border:none;padding:8px 0}
.nav-drawer-title{display:none}
.nav-drawer-currency{display:none}
.nav-drawer-social{display:none}

/* ---------- 购物车浮层（纯白背景、100%自适应） ---------- */
.cart-mask{position:fixed;inset:0;background:rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:.25s;z-index:400}
.cart-mask.show{opacity:1;pointer-events:auto}
.cart-panel{position:fixed;top:0;right:0;height:100%;width:100%;max-width:420px;background:#ffffff;transform:translateX(100%);transition:transform .28s ease;z-index:410;display:flex;flex-direction:column;box-shadow:-6px 0 24px rgba(0,0,0,.12)}
.cart-panel.show{transform:translateX(0)}
.cart-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line)}
.cart-head button{background:none;border:none;font-size:18px}
/* 抽屉标题：橙色购物袋图标 + Your Cart + 深色数量徽章（参考图样式） */
.cart-title{display:flex;align-items:center;gap:9px;font-size:17px;color:var(--navy)}
.cart-title svg{flex:none}
.cart-title .cart-count{position:static;background:var(--navy);min-width:20px;height:20px;border-radius:10px;font-size:12px;font-weight:600}
.cart-body{flex:1;overflow-y:auto;padding:12px 18px}
.cart-empty{color:var(--muted);text-align:center;padding:40px 0}
/* 购物车抽屉条目：缩略图 | 标题一行 + 属性一行 + （价格 + 数量步进器）一行 */
.cart-item{display:grid;grid-template-columns:100px minmax(0,1fr);gap:14px;padding:14px 0;border-bottom:1px solid #f1f2f4;align-items:start}
.cart-thumb{width:100px;height:100px;border-radius:12px;object-fit:cover;flex:none;background:#fff;border:1px solid var(--line)}
.cart-block{width:100px;height:100px;border-radius:12px;flex:none}
.cart-info{min-width:0}
.cart-info .c-name{font-size:15px;font-weight:500;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* 购买属性：纯文字灰色，无底色 */
.c-attr{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.5}
/* 价格与数量同一行：价格靠左、步进器靠右 */
.c-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px}
.c-price{color:var(--red);font-weight:400;font-size:18px;white-space:nowrap}
.c-price .p-sym,.c-price .p-dec{font-size:14px}
.c-ctrl{display:flex;align-items:center;gap:10px;flex:none}
.qty-box{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:6px}
.pd-row .qty-box{border:none;gap:4px;margin-left:-35px}
.pd-row .qty-box button{width:44px;height:44px;background:#f2f3f5;border:none;border-radius:8px;font-size:22px;font-weight:600;color:#333;cursor:pointer}
.pd-row .qty-box button:hover{background:#e8eaed}
.pd-row .qty-box input{width:72px;height:44px;border:none;text-align:center;padding:0;font-size:16px;font-weight:400;color:var(--ink);background:transparent}
.qty-box button{width:28px;height:28px;background:#fff;border:none;font-size:15px;color:#333;cursor:pointer}
.qty-box input{width:40px;height:28px;border:none;border-left:1px solid var(--line);border-right:1px solid var(--line);text-align:center;padding:0;font-size:13px}
.qty-box input::-webkit-outer-spin-button,.qty-box input::-webkit-inner-spin-button{-webkit-appearance:none}
.qty-box input[type=number]{-moz-appearance:textfield}
.c-del{background:none;border:none;padding:4px;color:#9aa3b2;cursor:pointer;line-height:0;transition:.15s}
.c-del:hover{color:var(--red)}
.c-del svg{width:20px;height:20px}
/* 购物车行内数量步进器（灰底分段式，无外框） */
.cart-item .qty-box{border:none;gap:2px}
.cart-item .qty-box button{width:38px;height:40px;background:#f2f3f5;border:none;border-radius:8px;font-size:18px;color:#333;cursor:pointer}
.cart-item .qty-box button:hover{background:#e8eaed}
.cart-item .qty-box input{width:46px;height:40px;border:none;border-radius:8px;background:#f2f3f5;text-align:center;padding:0;font-size:15px;font-weight:400;color:#333}
.cart-foot{padding:14px 18px;border-top:1px solid var(--line)}
/* Subtotal 行：左标签右金额（金额红色粗体） */
.cart-total-row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
.cart-total-row .ct-label{font-size:14px;color:var(--muted)}
.cart-total-row #cartTotal{font-size:20px;font-weight:700;color:var(--red)}
.cart-total-row #cartTotal .p-sym,.cart-total-row #cartTotal .p-dec{font-size:13px}
/* 底部双按钮：Checkout Now + Continue Shopping 各占一半 */
.cart-foot-btns{display:flex;gap:10px}
.cart-foot-btns .btn{flex:1;text-align:center;white-space:nowrap;padding:12px 8px;border-radius:10px;font-size:15px}

/* ---------- 价格（符号/小数 18px，整数 24px） ---------- */
.price{color:var(--red);font-weight:700;display:inline-block;white-space:nowrap}
.price .p-cur{font-size:18px}
.price .p-int{font-size:24px}
.price .p-dec{font-size:18px}

/* ---------- 首页英雄区（左右无缝滑动） ---------- */
.hero{position:relative;overflow:hidden;background:#fff}/* 底色改白：iPad Safari 非整数像素高度取整会在图片底部露出 1px 缝隙，深色底会显示为黑线 */
.hero-viewport{overflow:hidden;width:100%}
.hero-track{display:flex;flex-wrap:nowrap;will-change:transform}
.hero-slide{flex:0 0 100%;width:100%;position:relative}
.hero-slide[data-link]{cursor:pointer}
.hero-slide img{width:100%;height:auto;object-fit:cover;max-height:560px;display:block}
/* 拖动中禁用过渡，避免跟手迟滞 */
.hero-track.no-anim{transition:none!important}
.hero-track{transition:transform .6s cubic-bezier(.4,0,.2,1)}
.hero-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:5}
.hero-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:background .2s}
.hero-dots span.on{background:#fff}
/* 左右切换箭头 */
.hero-nav{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:none;border-radius:50%;background:rgba(0,0,0,.28);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:6;opacity:0;transition:opacity .2s,background .2s}
.hero:hover .hero-nav{opacity:1}
.hero-nav:hover{background:rgba(0,0,0,.5)}
.hero-nav.prev{left:18px}
.hero-nav.next{right:18px}
@media (max-width:768px){.hero-nav{display:none}}

/* 分类入口条 */
.cat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:26px 0}
.cat-strip a{background:var(--bg2);border-radius:12px;text-align:center;padding:22px 10px;font-weight:600;transition:.2s}
.cat-strip a:hover{background:var(--red);color:#fff}
/* 首页热销分类 TAB：手机/电脑都是一行横向滑动（隐藏滚动条），点击切换不跳转 */
.home-tabs{display:flex;gap:12px;overflow-x:auto;margin:26px 0 6px;padding:2px 0 10px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.home-tabs::-webkit-scrollbar{display:none}
.home-tabs a{flex:none;background:var(--bg2);border-radius:6px;padding:10px 28px;font-weight:400;font-size:14px;color:#333;white-space:nowrap;transition:.2s;cursor:pointer}
.home-tabs a:hover{color:var(--red);background:var(--bg2)}
.home-tabs a.on,.home-tabs a.on:hover{background:var(--red);color:#fff}
.grid-tip{grid-column:1/-1;text-align:center;color:var(--muted);padding:40px 0}

/* ---------- 商品网格：一行 5 个 ---------- */
.product-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;width:100%}
.p-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s;display:flex;flex-direction:column;position:relative}
.p-card:hover{box-shadow:0 10px 26px rgba(0,0,0,.1);transform:translateY(-3px)}
.p-media{aspect-ratio:1/1;width:100%;overflow:hidden;position:relative}
.p-media img{width:100%;height:100%;object-fit:cover}
.p-block{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:22px;letter-spacing:1px;opacity:.92}
.p-card .p-name{font-size:14px;padding:10px 12px 2px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:44px}
.p-card .p-meta{padding:4px 12px 12px;margin-top:auto;display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.p-sold{color:var(--muted);font-size:12px;flex:none;white-space:nowrap}
.p-card .price{font-weight:400}

/* ---------- Our Impact in Numbers ---------- */
.impact{background:var(--bg2);padding:10px 0 50px;margin-top:50px}
.impact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;text-align:center}
.impact-item{background:#fff;border-radius:14px;padding:28px 12px;border:1px solid var(--line)}
.impact-item .ico{font-size:34px;color:var(--red);display:flex;align-items:center;justify-content:center;height:34px}
.impact-item .num{font-size:48px;font-weight:500;color:var(--red);margin:8px 0 2px}
.impact-item .lab{font-weight:700}
.impact-item .sub{color:var(--muted);font-size:13px}

/* ---------- Our Operations ---------- */
/* 静态地图背景（此前点阵地球/视频方案因性能与兼容性弃用）。
   半透明深色遮罩保证白色标题/说明文字在浅色地图上的可读性。 */
.ops{position:relative;padding:58px 0;background:#4a4d52 url("/images/map.jpg") center center/cover no-repeat;color:#333;overflow:hidden}
.ops::before{content:"";position:absolute;inset:0;background:rgba(40,44,50,.42);pointer-events:none;z-index:1}
.ops>.wrap{position:relative;z-index:1}
.ops .sec-title{color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.22)}
.ops p.lead{text-align:center;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.22);max-width:860px;margin:0 auto 24px}
.ops-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.ops-tags span{border:1px solid #d7dae1;border-radius:999px;padding:8px 20px;background:#f5f6f8;color:#39404f;font-weight:600}
.ops-tags span.on{background:var(--red);border-color:var(--red);color:#fff}
.ops-cats{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px}
.ops-cats a{background:#f5f6f8;border:1px solid #d7dae1;color:#39404f;border-radius:10px;padding:10px 22px;font-weight:600;transition:.18s}
.ops-cats a:hover{border-color:var(--red);background:var(--red);color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:#f4f4f4;color:#4a5268;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.4fr 1.6fr;gap:30px;padding:44px 20px 30px}
.site-footer h4{color:#222;font-weight:400;margin-bottom:14px;font-size:16px}
.site-footer a{color:#4a5268;transition:.15s}
.site-footer a:hover{color:var(--red)}
.site-footer ul li{padding:4px 0;font-size:14px}
.f-social{display:flex;gap:10px;margin-top:14px}
.f-social a{width:36px;height:36px;border-radius:50%;background:rgba(0,0,0,.07);display:flex;align-items:center;justify-content:center;font-weight:800;color:#333}
.f-social a:hover{background:var(--red);color:#fff}
.f-contact li{font-size:13px}
/* 二维码：图片随容器等比缩放（源图 400×400 正方形），窄屏不再被挤压变形 */
.qr-row{display:flex;flex-wrap:wrap;gap:14px}
.qr-row figure{flex:1 1 90px;min-width:0;max-width:126px;text-align:center}
.qr-row img{width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;border-radius:8px;background:#fff;padding:4px}
.qr-row figcaption{font-size:12px;margin-top:4px;color:#8a92a6}
/* 手机端：二维码尺寸随列宽自适应（gap 收紧） */
@media (max-width:640px){
  .qr-row{gap:10px}
  /* 手机端卡片高度收紧：价格行下方留白 12px→6px */
  .p-card .p-meta{padding:4px 12px 10px}
}
.footer-bar{border-top:1px solid #e2e4e8;text-align:center;padding:14px;font-size:13px;color:#8a92a6}

/* ---------- 分类页 / 面包屑 ---------- */
.crumbs{padding:14px 0 14px 20px;font-size:13px;color:var(--muted)}
.crumbs a svg{vertical-align:-2px;margin-right:4px}
.cat-head{background:var(--bg2);padding:26px 0}
.cat-head h1{font-size:26px}

/* ---------- 商品详情 ---------- */
/* 详情页布局：左栏=图片+下方全部内容（随页面滚动）；右栏=商品信息（sticky 固定，不随滚动）
   左栏 60% / 右栏 40%（参考京东商品页比例） */
.pd-layout{display:grid;grid-template-columns:minmax(0,11fr) minmax(0,9fr);grid-template-areas:"gallery aside" "sections aside";column-gap:34px;align-items:start;margin:10px 0 30px}
.pd-layout .pd-gallery{grid-area:gallery}
/* 右栏：粘性吸附（顶部让出固定导航高度）。min-height 与 max-height 一致，
   保证右栏高度撑满一屏视野，滚动时贴到左侧内容结束处才解除吸附，中途不会跟着往上跑 */
.pd-layout .pd-info{grid-area:aside;position:sticky;top:116px;min-height:calc(100vh - 132px);max-height:calc(100vh - 132px);overflow-y:auto;scrollbar-width:thin;padding-bottom:8px}
.pd-layout .pd-sections{grid-area:sections;min-width:0}
.pd-sections .pd-sec:first-child{margin-top:6px}
/* ---------- 右栏收起开关（仅桌面端）——点悬浮图标把右栏收成 96px 窄条，
   只保留「价格 + 加购/立即购买」，主区自动变宽居中；再点一次还原。状态由 goods.php 内联脚本记忆 ---------- */
.pd-collapse{display:none}
@media (min-width:993px){
  .pd-collapse{display:flex;position:fixed;right:24px;top:50%;transform:translateY(-50%);z-index:120;width:38px;height:38px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:50%;background:#fff;color:#4a5268;box-shadow:0 4px 14px rgba(0,0,0,.12);cursor:pointer;transition:right .25s ease,background .18s,color .18s,border-color .18s}
  .pd-collapse:hover{background:var(--red);border-color:var(--red);color:#fff}
  .pd-collapse svg{transition:transform .25s ease}
  .pd-layout{transition:grid-template-columns .25s ease}
  .pd-layout.is-collapsed{grid-template-columns:minmax(0,1fr) 96px;column-gap:18px}
  /* 收起后按钮跟随窄条左缘，避免压在窄条上 */
  .pd-layout.is-collapsed .pd-collapse{right:126px}
  .pd-layout.is-collapsed .pd-collapse svg{transform:rotate(180deg)}
  /* 右栏：只留价格与操作按钮，取消满屏高度与独立滚动，避免残留占位 */
  .pd-layout.is-collapsed .pd-info{min-height:0;max-height:none;overflow:visible;padding:0}
  .pd-layout.is-collapsed .pd-info>*{display:none}
  .pd-layout.is-collapsed .pd-info>.pd-price-row,
  .pd-layout.is-collapsed .pd-info>.pd-actions{display:flex}
  .pd-layout.is-collapsed .pd-price-row{display:flex;flex-direction:column;align-items:center;gap:2px;text-align:center;padding:10px 6px;margin:0 0 10px}
  .pd-layout.is-collapsed .pd-price-row .price .p-int{font-size:18px}
  .pd-layout.is-collapsed .pd-price-row .price .p-cur,
  .pd-layout.is-collapsed .pd-price-row .price .p-dec{font-size:13px}
  .pd-layout.is-collapsed .pd-price-row .pd-sold,
  .pd-layout.is-collapsed .pd-price-row .pd-lead{display:none}
  /* 两个按钮竖排、上下间距 10px（必须保持 display:flex，否则 gap 失效会导致按钮粘连） */
  .pd-layout.is-collapsed .pd-actions{display:flex;flex-direction:column;gap:10px;margin-top:0}
  .pd-layout.is-collapsed .pd-actions .btn{width:100%;padding:10px 4px;font-size:12px;line-height:1.35;white-space:normal}
  .pd-layout.is-collapsed .pd-actions .btn svg{width:14px;height:14px;flex:none}
  /* 收起后主区变宽：给图库与详情限宽并居中，避免主图被拉得过大、详情单行过长 */
  .pd-layout.is-collapsed .pd-gallery,
  .pd-layout.is-collapsed .pd-sections{width:100%;max-width:1120px;margin-left:auto;margin-right:auto}
  /* 收起后 Product Details（图库下方全部内容）整体向右缩进 100px */
  .pd-layout.is-collapsed .pd-sections{padding-left:100px}
}
/* 商品图库：缩略图竖排在左、主图在右（DOM 顺序仍是主图在前，靠 grid 定位交换）；只有 1 张图时同样显示左侧缩略图 */
.pd-gallery{display:grid;grid-template-columns:100px minmax(0,1fr);gap:12px;align-items:start}
.pd-gallery .main-img{grid-column:2;grid-row:1;aspect-ratio:1/1;border-radius:14px;overflow:hidden;border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.pd-gallery .pd-thumbs{grid-column:1;grid-row:1}
/* 无图商品（色块）：主图铺满整栏 */
.pd-gallery.no-thumbs{grid-template-columns:minmax(0,1fr)}
.pd-gallery.no-thumbs .main-img{grid-column:1}
/* 兼容尚未重新生成的旧静态页：页面里没有缩略图元素时，主图同样铺满（避免被挤进 100px 窄列） */
.pd-gallery:not(:has(.pd-thumbs)){grid-template-columns:minmax(0,1fr)}
.pd-gallery:not(:has(.pd-thumbs)) .main-img{grid-column:1}
.pd-thumbs{display:flex;flex-direction:column;gap:10px;max-height:540px;overflow-y:auto;padding-right:2px;scrollbar-width:thin}
.pd-thumbs .t{flex:none;width:100%;aspect-ratio:1/1;border-radius:8px;overflow:hidden;border:2px solid transparent;cursor:pointer;background:#fff}
.pd-thumbs .t.on{border-color:var(--red)}
.pd-info h1{font-size:24px;line-height:1.4;margin-bottom:10px}
.pd-price-row{background:#fff5f3;border-radius:10px;padding:5px 10px;display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin:0}
.pd-price-row .price .p-int{font-size:28px}
.pd-price-row .price .p-cur,.pd-price-row .price .p-dec{font-size:20px}
.pd-price-row .price{font-weight:600}
.pd-price-row .pd-sold{font-size:13px;color:var(--muted)}
/* 货号（后台「货号」字段）：标题正下方一行灰色小字，未填则不显示 */
.pd-code{font-size:13px;color:var(--muted);margin:-2px 0 0;letter-spacing:.2px}
.pd-price-row .pd-lead{color:#3f4658;line-height:1.7;font-size:13px;flex:1;min-width:220px}
.pd-row{display:flex;align-items:center;gap:14px;margin:12px 0;flex-wrap:wrap}
.pd-row label{font-weight:400;min-width:60px}
.pd-actions{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap}
.pd-actions .btn{padding:12px 34px;font-size:16px}
.pd-detail{margin:34px 0}
.pd-detail h2{font-size:20px;border-left:4px solid var(--red);padding-left:10px;margin-bottom:14px}
/* 商品详情常由后台编辑器粘贴的 <table>/<img> 组成：让图片自适应宽度、表格不撑破容器 */
.pd-detail .content{overflow-wrap:break-word}
.pd-detail .content img{max-width:100%;height:auto;border-radius:10px;margin:10px 0;display:block}
.pd-detail .content table{max-width:100%;border-collapse:collapse}
.pd-detail .content td{max-width:100%}
.pd-detail .content iframe,.pd-detail .content video{max-width:100%}
.tier-note{font-size:13px;color:var(--muted)}

/* ---------- 商品详情（新版：型号驱动版式） ---------- */
.pd-eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--red);background:#fff5f3;border-radius:999px;padding:5px 12px}
.pd-model{font-size:36px;font-weight:800;letter-spacing:1px;color:var(--navy);line-height:1.1;margin:12px 0 6px}
.pd-info h1{font-size:22px;line-height:1.45;margin-bottom:6px;font-weight:700}
.pd-sub{color:var(--muted);font-size:15px;margin-bottom:12px}
.pd-lead{color:#3f4658;line-height:1.85;margin:10px 0 14px}
.pd-feats{display:grid;gap:8px;margin:0 0 16px}
.pd-feats li{position:relative;padding-left:24px;font-size:14px;line-height:1.7}
.pd-feats li::before{content:"✓";position:absolute;left:0;top:0;color:var(--red);font-weight:800}
/* 快速参数 SKU 选择区（参考京东：标签在左，选项框在右；未选浅灰底，选中红边红字浅红底；无边框） */
.pd-skus{margin:0 0 16px}
.pd-skus .sku-row{display:flex;align-items:flex-start;gap:14px;padding:5px 0;font-size:16px;font-weight:400}
.pd-skus .sku-label{flex:none;width:88px;font-size:16px;font-weight:400;color:var(--muted);letter-spacing:.4px;line-height:38px}
.pd-skus .sku-val{font-weight:400;word-break:break-word;line-height:32px}
.pd-skus .sku-opts{display:flex;flex-wrap:wrap;gap:8px;min-width:0}
.sku-opt{padding:6px 16px;border:1px solid var(--line);border-radius:5px;background:#f7f8fa;color:var(--ink);font-size:16px;font-weight:400;line-height:1.5;cursor:pointer;transition:.15s}
.sku-opt:hover{border-color:var(--red);color:var(--red)}
.sku-opt.on{border-color:var(--red);color:var(--red);background:#fdf0f0;font-weight:400}
/* 图片选项芯片：只显示小图，不显示文字（详情快速参数 / 列表筛选通用） */
.sku-opt.sku-img{padding:3px;line-height:0;border-radius:8px}
.sku-opt.sku-img img{display:block;width:46px;height:46px;object-fit:cover;border-radius:5px}
.pl-frow .f-chip.f-img{padding:2px;line-height:0}
.pl-frow .f-chip.f-img img{display:block;width:32px;height:32px;object-fit:cover;border-radius:5px}

/* 阶梯价区间表（1~49 / 50~99 / 100+ pcs） */
.pd-tiers{margin:14px 0 4px;padding:8px 14px;background:#fafbfc;border:1px solid var(--line);border-radius:8px;max-width:460px}
.pd-tiers .tier-line{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:14px;line-height:2}
.pd-tiers .tq{color:var(--muted)}
.pd-tiers .tp{color:var(--red);font-weight:400}
.pd-tiers .tp .p-int{font-size:16px;font-weight:400}
.pd-tiers .tp .p-cur,.pd-tiers .tp .p-dec{font-size:13px;font-weight:400}
.pd-tiers .tier-line:nth-child(1) .tp{color:#ff8a00}
.pd-tiers .tier-line:nth-child(2) .tp{color:#f08a7a}
.pd-tiers .tier-line:nth-child(3) .tp{color:var(--red)}

/* 已选数量 / 商品金额栏 */
.pd-selected{display:flex;flex-wrap:wrap;gap:6px 22px;align-items:baseline;font-size:14px;color:var(--ink);background:#fff8f0;border:1px solid #ffe3c0;border-radius:8px;padding:9px 14px;margin:12px 0}
.pd-selected b{color:var(--red);font-weight:600}
.pd-selected #selAmt{font-size:24px;font-weight:400}
.pd-selected #selAmt .a-cur,.pd-selected #selAmt .a-dec{font-size:18px}
.pd-stock{font-size:13px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.pd-stock .stock-dot{width:8px;height:8px;border-radius:50%;background:#22b14c;display:inline-block;flex:none}
.pd-stock .stock-dot.off{background:#bbb}
.pd-actions .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-buy{background:#fff;color:var(--red);border:1px solid var(--red)}
.btn-buy:hover{background:#fdf0f0;color:var(--red);border-color:var(--red)}
.pd-trust{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}
.pd-trust b{color:var(--navy)}
.pd-trust span{display:inline-flex;align-items:center;gap:5px}
.pd-trust span svg{color:var(--red);flex:none}
.pd-sec{margin:44px auto}
.pd-sec-head{margin-bottom:18px}
.pd-sec-head .k{font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--red)}
.pd-sec-head h2{font-size:22px;margin-top:4px}
.pd-sec-head p{color:var(--muted);font-size:14px;margin-top:6px;max-width:820px}
/* 标题块居中（Overview / Product Details） */
.pd-sec-head.center,.pd-sec-head.center .k,.pd-sec-head.center h2{text-align:center}
.pd-sec-head.center p{margin-left:auto;margin-right:auto}
.spec-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.spec-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px}
.spec-card h3{font-size:16px;margin-bottom:12px;padding-left:10px;border-left:3px solid var(--red)}
.spec-card dl{display:grid;grid-template-columns:1fr auto;gap:9px 16px;font-size:14px}
.spec-card dt{color:var(--muted)}
.spec-card dd{font-weight:600;text-align:right}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.why-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 18px;text-align:center;transition:.2s}
.why-item:hover{border-color:var(--red);box-shadow:0 10px 24px rgba(0,0,0,.06)}
.why-item .ico{font-size:30px;color:var(--red);display:flex;align-items:center;justify-content:center}
.why-item b{display:block;margin:10px 0 6px;font-size:16px}
.why-item p{font-size:13px;color:var(--muted);line-height:1.7}

/* ---------- 静态页面 / 通用内容页 ---------- */
.page-wrap{margin:16px auto 40px}
.page-wrap h1{font-size:28px;margin:14px 0 16px}
.rich{font-size:15px}
.rich p{margin:10px 0}
.rich ul{list-style:disc;padding-left:22px;margin:10px 0}

/* ---------- 新闻 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:20px 0 40px}
.n-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.n-media{aspect-ratio:16/9;background:linear-gradient(135deg,#1F2A44,#E6392F)}
.n-card h3{font-size:16px;padding:12px 14px 4px}
.n-card p{font-size:13px;color:var(--muted);padding:0 14px 12px}
.n-card time{font-size:12px;color:#9aa3b5;padding:0 14px 14px;display:block}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:10px 0 50px}
.contact-box li{padding:6px 0;font-size:14px}
.contact-box b{display:inline-block;min-width:90px}

/* ---------- 会员中心：左登录右注册 ---------- */
.auth-wrap{display:grid;grid-template-columns:1fr 1fr;gap:0;max-width:100%;margin:30px auto 50px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.auth-col{padding:38px 40px}
.auth-col.left{border-right:1px solid var(--line)}
.auth-col h2{font-size:22px;margin-bottom:18px}
.auth-col form .field{margin-bottom:14px}
.auth-col form .field label{font-size:13px;color:var(--muted);display:block;margin-bottom:5px}
.form-tip{font-size:13px;color:var(--muted);margin-top:10px}
.form-err{color:var(--red);font-size:13px;margin-bottom:10px;min-height:18px}
.pwd-eye{position:relative}
.pwd-eye button{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;padding:2px;color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center}
/* 登录验证码：输入框 + 可点击刷新的图形码 */
.cap-row{display:flex;gap:10px;align-items:stretch}
.cap-row input{flex:1;min-width:0;text-transform:uppercase;letter-spacing:2px}
.cap-row img{flex:none;display:block;border-radius:8px;cursor:pointer;border:1px solid var(--line)}
.cap-row img:hover{opacity:.88}
/* 密码明/密文同用一只眼睛：密文（默认）透明度减半，明文全色；不再用带斜线图标 */
.pwd-eye .i-eyeoff{display:none}
.pwd-eye .i-eye{display:block;opacity:.5;transition:opacity .15s}
.pwd-eye.show .i-eye{opacity:1}

/* 会员中心布局 */
.uc-wrap{display:grid;grid-template-columns:230px 1fr;gap:24px;margin:24px auto 50px}
.uc-side{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;height:fit-content}
.uc-side .u-top{background:#ececec;color:var(--text);padding:18px;text-align:center}
.uc-side .u-top b{display:block;font-size:17px}
.uc-side .u-top small{color:#8a92a6}
.uc-side a.menu{display:flex;align-items:center;gap:9px;padding:13px 20px;border-bottom:1px solid #f1f2f4;font-size:14px}
.uc-side a.menu svg{flex:none;opacity:.72;transition:opacity .15s}
.uc-side a.menu:hover svg,.uc-side a.menu.on svg{opacity:1}
.uc-side a.menu:hover,.uc-side a.menu.on{background:#fff5f3;color:var(--red)}
/* 会员中心内容卡片（Personal Profile / Account Settings） */
.uc-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px 30px;max-width:760px}
.uc-card h2{margin:0 0 6px}
.uc-desc{font-size:13px;color:var(--muted);margin:0 0 20px;line-height:1.6}
.uc-ok{display:inline-block;background:#e5f7ea;color:#1e9e4a;font-size:13px;border-radius:8px;padding:7px 14px;margin:0 0 16px}
.uc-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px}
.uc-grid .full{grid-column:1/-1}
.uc-grid label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.uc-actions{margin-top:22px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.uc-actions .btn{padding:11px 32px}
.uc-hint{font-size:12px;color:var(--muted)}
.uc-info{margin-top:26px;padding-top:18px;border-top:1px dashed var(--line);display:flex;gap:28px;flex-wrap:wrap}
.uc-info div{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.uc-info b{color:var(--text);font-weight:500}
@media (max-width:640px){.uc-grid{grid-template-columns:1fr}.uc-card{padding:20px 18px}}
/* 会员中心 · 订单详情 */
.od-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}
.od-no{font-variant-numeric:tabular-nums;letter-spacing:.3px}
.od-status{font-size:13px;padding:6px 16px}
.od-info{display:grid;grid-template-columns:1fr;gap:14px 20px;margin:0;background:#f8f9fc;border:1px solid var(--line);border-radius:10px;padding:16px 18px}
.od-info>div{min-width:0}
.od-info label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
.od-info b{font-size:14px;font-weight:500;color:var(--text);word-break:break-word}
.od-info .full{grid-column:1/-1}
.od-items-head{font-size:16px;font-weight:700;margin-bottom:12px}
.od-items-head span{font-size:13px;color:var(--muted);font-weight:400}
.od-items{display:flex;flex-direction:column;gap:12px}
.od-item{display:flex;align-items:center;gap:16px;border:1px solid var(--line);border-radius:12px;padding:12px 16px 12px 12px;transition:border-color .15s}
a.od-item{text-decoration:none;color:inherit}
/* Items 编号（1、2、3…，由小到大） */
.od-item-no{flex:none;width:26px;text-align:center;font-size:14px;color:var(--muted);font-weight:600}
.od-item:hover{border-color:#d8dce6}
.od-item img,.od-thumb-block{width:120px;height:120px;border-radius:10px;object-fit:cover;flex:none;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:20px;letter-spacing:1px}
.od-item-info{flex:1;min-width:0}
.od-item-name{font-size:14px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.od-item-name small{display:block;font-size:12px;color:#333;background:#f4f5f8;border-radius:5px;padding:2px 7px;margin-top:5px;width:fit-content}
.od-item-unit{font-size:13px;color:var(--muted);margin-top:6px}
.od-item-unit .price{color:var(--muted)}
.od-item-unit .p-int{font-size:13px}
.od-item-amt{font-size:18px;font-weight:400;color:var(--red);white-space:nowrap}
.od-item-amt .price,.od-item-amt .p-int,.od-item-amt .p-cur,.od-item-amt .p-dec{font-weight:400}
.od-item-amt .p-int{font-size:18px}
.od-total{display:flex;align-items:baseline;justify-content:flex-end;gap:18px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.od-total span{font-size:14px;color:var(--muted)}
.od-total b{font-size:22px;color:var(--red);font-weight:400}
/* 合计价格强制红色（含符号/整数/小数三段） */
.od-total b,.od-total b .price,.od-total b .p-int,.od-total b .p-cur,.od-total b .p-dec{color:#E6392F!important}
.od-total b .price,.od-total b .p-int,.od-total b .p-cur,.od-total b .p-dec{font-weight:400}
.od-total b .p-int{font-size:22px}
/* 订单详情页：所有货币符号与小数点后数字统一 12px */
.od-item-unit .p-cur,.od-item-unit .p-dec,
.od-item-amt .p-cur,.od-item-amt .p-dec,
.od-total b .p-cur,.od-total b .p-dec{font-size:12px}
/* 订单详情双栏：Items 居中主栏，订单信息靠右栏 */
.uc-card.od-card{max-width:100%}
.od-body{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:26px;align-items:start;margin-top:24px}
.od-side-title{font-size:16px;font-weight:700;margin-bottom:12px}
.od-total{margin-top:22px}
/* Order Information 固定在右侧，不随页面滚动（sticky 吸顶，避开 sticky 顶栏） */
@media (min-width:901px){.od-side{position:sticky;top:116px}}
@media (max-width:900px){
  .od-body{grid-template-columns:1fr;gap:20px}
}
@media (max-width:640px){
  .od-info{grid-template-columns:1fr;padding:14px 16px}
  .od-item{gap:12px;padding:10px 12px 10px 10px}
  .od-item img,.od-thumb-block{width:88px;height:88px}
}
.uc-main{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;min-height:420px}
.uc-main h2{font-size:20px;margin-bottom:16px}
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th,.tbl td{border:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:middle}
.tbl th{background:var(--bg2);white-space:nowrap}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px}
.badge.gray{background:#eef0f3;color:#555}
.badge.blue{background:#e7f1ff;color:#1d6fe0}
.badge.green{background:#e5f7ea;color:#1e9e4a}
.badge.red{background:#fdeceb;color:var(--red)}
.badge.orange{background:#fff3e0;color:#d97b06}

/* ---------- 结账页 ---------- */
.co-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:26px;margin:20px auto 50px}
.co-box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;margin-bottom:18px}
.co-box h3{font-size:18px;font-weight:400;margin-bottom:14px}
/* 结算分步标题：红色圆形数字底 + 标题（参考图样式） */
.step-title{display:flex;align-items:center;gap:10px}
.step-no{flex:none;width:26px;height:26px;border-radius:50%;background:var(--red);color:#fff;font-size:14px;font-weight:600;display:flex;align-items:center;justify-content:center}
/* 结算页价格统一常规字重（400） */
.co-box .price{font-weight:400}
/* 结算页表单字段标签 */
.co-box .field label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}
.co-item{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid #f1f2f4}
.pay-grid{display:flex;flex-wrap:wrap;gap:10px}
.pay-grid label{border:1px solid var(--line);border-radius:8px;padding:9px 16px;cursor:pointer;font-size:14px}
.pay-grid input{display:none}
.pay-grid input:checked+span{color:var(--red);font-weight:700}

/* 提示 */
.flash{margin:14px auto 0;padding:0 20px}
.flash .msg{background:#e5f7ea;color:#1e9e4a;border-radius:10px;padding:12px 16px;font-size:14px}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .product-grid{grid-template-columns:repeat(4,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  /* 平板横屏（993~1200，如 iPad 横屏）与竖屏统一：使用紧凑版 logo */
  .logo .logo-d{display:none}
  .logo .logo-m{display:block}
}
@media (max-width:992px){
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .impact-grid{grid-template-columns:repeat(2,1fr)}
  .cat-strip{grid-template-columns:repeat(2,1fr)}
  .pd-layout{grid-template-columns:1fr;grid-template-areas:"gallery" "aside" "sections"}
  .pd-layout .pd-info{position:static;min-height:0;max-height:none;overflow:visible}
  .spec-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .auth-wrap{grid-template-columns:1fr}
  .auth-col.left{border-right:none;border-bottom:1px solid var(--line)}
  .uc-wrap{grid-template-columns:1fr}
  .co-grid{grid-template-columns:1fr}
  /* 导航开关：固定在屏幕右上角（按钮在 header 外，层级高于抽屉，可随时开/关） */
  .nav-toggle{position:fixed;top:10px;left:10px;z-index:310;width:42px;height:42px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,.14);cursor:pointer}
  .main-nav{border-top:none}
  .nav-inner{display:block}
  /* 左侧抽屉：占屏幕 1/3 宽，从左滑入/滑出；z-index 高于 sticky 头部(300)、低于右上角开关(310) */
  #navMenu{position:fixed;top:0;left:0;bottom:0;width:calc(33.333vw + 15px);min-width:210px;display:flex;flex-direction:column;background:#fff;border-top:none;box-shadow:8px 0 24px rgba(0,0,0,.14);transform:translateX(-100%);transition:transform .25s ease;overflow-y:auto;overflow-x:hidden;z-index:305;padding-top:4px}
  #navMenu.open{display:flex;transform:translateX(0)}
  #navMenu>li{margin-right:0}
  /* 抽屉菜单项前的小箭头（与右侧箭头同款规格）；有二级菜单的箭头朝下 */
  #navMenu>li>a{display:flex;align-items:center}
  #navMenu>li>a::before{content:"";flex:none;width:4px;height:4px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(-45deg);margin-right:12px;opacity:.55}
  #navMenu>li.has-sub>a::before{transform:rotate(45deg)}
  #navMenu>li.open>a::before{transform:rotate(45deg)}
  /* logo：手机端使用紧凑版，电脑端使用宽松版（字体宽度不同） */
  .logo .logo-d{display:none}
  .logo .logo-m{display:block}
  .nav-drawer-title{display:block;padding:8px 18px 12px 34px;border-bottom:1px solid #f1f2f4}
  .nav-drawer-title svg{height:32px;width:auto;display:block}
  #navMenu>li>a{padding:12px 18px 12px 0;margin-left:-10px;border-bottom:1px solid #f1f2f4;box-shadow:none}
  /* 抽屉内容整体右移 26px（子菜单同步）；二级菜单项前加向右小箭头（与一级同款） */
  .sub-menu a,.sub-menu2 a{padding-left:13px;margin-left:-10px;display:flex;align-items:center}
  .sub-menu a::before,.sub-menu2 a::before{content:"";flex:none;width:4px;height:4px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(-45deg);margin-right:7px;opacity:.55}
  /* 手机端：头部货币切换隐藏，改为抽屉底部显示 */
  .currency-tool{display:none}
  /* 购物车 + 会员中心固定到屏幕右上角（与左上角开关对称） */
  .header-tools{position:fixed;top:17px;right:10px;z-index:310;gap:18px}
  .header-tools .member-btn span{display:none}
  /* 平板竖屏（768~992，如 iPad）：搜索框换到第二行占满整行，避免与固定的购物车/会员重叠 */
  .header-search{order:3;flex-basis:100%;max-width:none;margin:2px 0 0}
  .nav-drawer-currency{display:block;margin-top:auto;padding:14px 18px 16px 0;border-top:1px solid #f1f2f4}
  .nav-drawer-currency select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff;color:var(--text)}
  /* 抽屉底部社交媒体：位于货币选择下方（与页脚 f-social 同款圆形按钮）。
     用 #navMenu 前缀抬高优先级，抵消 #navMenu>li>a 的菜单项样式（边框/箭头/位移） */
  #navMenu>li.nav-drawer-social{display:flex;gap:10px;padding:12px 18px 20px 0;border-bottom:none}
  #navMenu>li.nav-drawer-social>a{width:34px;height:34px;flex:none;border-radius:50%;background:rgba(0,0,0,.07);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#333;text-decoration:none;padding:0;margin:0;border-bottom:none;box-shadow:none}
  #navMenu>li.nav-drawer-social>a::before{display:none}
  #navMenu>li.nav-drawer-social>a:hover,#navMenu>li.nav-drawer-social>a:active{background:var(--red);color:#fff}
  /* 抽屉（在 header 层叠上下文内）整体浮到页面内容之上 */
  .site-header{z-index:300}
  /* logo 横向居中 */
  .header-top .logo{margin:0 auto}
  #navMenu>li>a.active{box-shadow:none}
  /* 手机抽屉里恢复普通样式：Categories 不再做红块，Home 重新显示 */
  .nav-home-m{display:block}
  /* Home 无二级菜单，去掉项前小箭头；文字再右移 18px 与其他项对齐 */
  #navMenu>li.nav-home-m>a::before{display:none}
  #navMenu>li.nav-home-m>a{padding-left:16px}
  /* 手机抽屉去掉 Categories 项（一级分类已直接列出） */
  #navMenu>li.nav-cats{display:none}
  #navMenu>li.nav-cats>a{background:none;color:#333;padding:12px 18px 12px 0}
  #navMenu>li.nav-cats>a:hover{background:none;color:var(--red)}
  #navMenu>li.has-sub::after{display:none}
  .sub-menu,.sub-menu2{position:static;display:none;box-shadow:none;border:none}
  #navMenu li.open>.sub-menu{display:block}
  #navMenu li.open>.sub-menu2{display:block}
  .nav-mask{position:fixed;inset:0;background:rgba(0,0,0,.4);opacity:0;visibility:hidden;pointer-events:none;transition:.25s;z-index:205}
  .nav-mask.show{opacity:1;visibility:visible;pointer-events:auto}
}
@media (max-width:640px){
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .header-top{justify-content:center}
  .header-search{order:3;flex-basis:100%;max-width:none;margin:2px 0 0}
  .member-btn span{display:none}
  .sec-title{font-size:24px}
  .pd-model{font-size:28px}
  .pd-actions{flex-direction:column}
  .pd-actions .btn{width:100%;flex:none}
  .pd-skus .sku-label{width:64px;line-height:1.5;padding-top:2px}
  .pd-skus .sku-val{line-height:1.5}
  /* 小屏：主图在上，缩略图横向排列到主图下方 */
  .pd-gallery{grid-template-columns:minmax(0,1fr);gap:10px}
  .pd-gallery .main-img{grid-column:1;grid-row:1}
  .pd-gallery .pd-thumbs{grid-column:1;grid-row:2}
  .pd-thumbs{flex-direction:row;max-height:none;overflow:visible;overflow-x:auto;padding-right:0;padding-bottom:4px}
  .pd-thumbs .t{width:84px}
  .why-grid{grid-template-columns:1fr}
}

/* ---------- 产品列表页 ---------- */
.cat-head .pl-sub{color:var(--muted);font-size:14px;margin-top:6px}
.pl-wrap{display:grid;grid-template-columns:268px minmax(0,1fr);gap:26px;align-items:start;margin-bottom:46px}
.pl-side{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 14px;position:sticky;top:120px}
.pl-side h3{font-size:15px;margin-bottom:10px;padding-left:0;border-left:none}
.pl-side h3.pl-side-title{display:flex;align-items:center;justify-content:space-between;gap:8px}
.pl-side h3.pl-side-title em{font-style:normal;font-size:12px;color:#333;background:#ececec;width:24px;height:24px;margin-right:15px;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:50%}
/* 侧栏折叠按钮（面板图标，替代原红色竖线） */
.side-toggle{flex:none;width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;border-radius:8px;color:#5a6478;cursor:pointer;transition:.15s}
.side-toggle:hover{border-color:var(--red);color:var(--red);background:#fff5f3}
/* 折叠态：侧栏收成 62px 图标条，右侧列表填满屏幕 */
.pl-cats .c-ic{display:none}
.pl-wrap.side-collapsed{grid-template-columns:62px minmax(0,1fr)}
.pl-wrap.side-collapsed .pl-side{padding:12px 5px}
.pl-wrap.side-collapsed .pl-side h3.pl-side-title{justify-content:center;margin-bottom:12px}
.pl-wrap.side-collapsed .side-t-text,.pl-wrap.side-collapsed .pl-side h3.pl-side-title em{display:none}
.pl-wrap.side-collapsed .pl-cats{display:flex;flex-direction:column;gap:2px}
.pl-wrap.side-collapsed .pl-cats>li{margin-left:0}
.pl-wrap.side-collapsed .pl-cat-row>a{margin-left:0;padding:10px 0;justify-content:center}
.pl-wrap.side-collapsed .pl-cat-row>a span,.pl-wrap.side-collapsed .pl-cat-row>a em,.pl-wrap.side-collapsed .pl-toggle{display:none}
.pl-wrap.side-collapsed .pl-cats .c-ic{display:inline-flex;align-items:center;justify-content:center}
.pl-wrap.side-collapsed .pl-cats>li.on .pl-cat-row{height:auto;background:var(--red);border-radius:8px}
.pl-wrap.side-collapsed .pl-cats>li.on .pl-cat-row>a{height:auto;line-height:normal;padding:10px 0;color:#fff}
.pl-wrap.side-collapsed .pl-cats2{display:none!important}
.pl-cats,.pl-cats2{list-style:none;margin:0;padding:0}
/* 一级分类：文字左移 8px（箭头不动） */
.pl-cats .pl-cat-row>a{margin-left:-8px}
.pl-cat-row{display:flex;align-items:center;gap:2px}
.pl-cat-row>a{flex:1;min-width:0}
.pl-cats .pl-cat-row a svg,.pl-cats>li>a svg{flex:none;color:#8a92a6;transition:.15s}
.pl-cats a.on svg{color:#fff}
.pl-cats a:hover svg{color:var(--red)}
.pl-toggle{flex:none;width:26px;height:26px;border:0;background:none;border-radius:7px;color:#98a0b3;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:.18s}
.pl-toggle:hover{background:#f1f3f7;color:var(--red)}
.pl-toggle svg{transition:transform .2s}
li.has-kids.open .pl-toggle svg{transform:rotate(90deg)}
.pl-cats>li>a,.pl-cats2 a{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 10px;border-radius:10px;font-size:14px;transition:.15s}
.pl-cats>li>a,.pl-cat-row>a{display:flex;align-items:center;padding-left:5px;justify-content:space-between}
/* 一级栏目行高增加 1/2（8px→16px 上下内边距），选中行 35px→52px 同步放大 */
.pl-cats>li>a,.pl-cats .pl-cat-row>a{padding-top:16px;padding-bottom:16px}
.pl-cats2 a::before{content:"";flex:none;width:5px;height:5px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(-45deg);margin-right:2px;opacity:.55}
.pl-cats a span,.pl-cats2 a span{flex:1;min-width:0}
/* 一级分类：数量标签改圆形并统一居右（span 占满、em 靠右） */
.pl-cats>li>a span,.pl-cats .pl-cat-row a span{flex:1}
.pl-cats>li>a em,.pl-cats .pl-cat-row a em{margin-left:auto;margin-right:17px;flex:none;width:24px;height:24px;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:50%}
.pl-cats a em,.pl-cats2 a em{font-style:normal;font-size:12px;color:#333;background:#ececec;border-radius:999px;padding:1px 8px}
.pl-cats2 a em{margin-right:7px}
/* 一级行悬停：灰底覆盖整行（含左侧箭头），文字变红 */
.pl-cats a:hover,.pl-cats2 a:hover{color:var(--red)}
.pl-cats>li>a:hover,.pl-cats2 a:hover{background:#f7f8fb}
.pl-cats .pl-cat-row:hover{background:#f7f8fb;border-radius:10px}
.pl-cats .pl-cat-row:hover .pl-toggle{background:transparent}
.pl-cats>li.on .pl-cat-row:hover{background:var(--red)}
.pl-cats>li>a.on{height:52px;line-height:52px;padding-top:0;padding-bottom:0;background:var(--red);color:#fff;border-radius:5px}
/* 一级分类选中：红色背景延伸到整行（含左侧收缩箭头），选中行去掉上下内边距保证文字垂直居中 */
.pl-cats>li.on .pl-cat-row{height:52px;background:var(--red);border-radius:5px}
.pl-cats>li.on .pl-cat-row>a{height:52px;line-height:52px;padding-top:0;padding-bottom:0;background:transparent;color:#fff;border-radius:0}
.pl-cats>li.on .pl-cat-row>a:hover{background:transparent;color:#fff}
.pl-cats>li.on .pl-cat-row>a em{background:#ececec;color:#333}
.pl-cats>li.on .pl-cat-row a svg,.pl-cats>li.on .pl-toggle{color:#fff}
.pl-cats>li.on .pl-toggle:hover{background:rgba(255,255,255,.22);color:#fff}
.pl-cats a.on em{background:#ffaca7;color:#fff}
.pl-cats2{margin:0 0 4px -10px;padding-left:14px;border-left:1px dashed var(--line);display:none}
li.has-kids.open>.pl-cats2{display:block;animation:plExpand .18s ease}
@keyframes plExpand{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.pl-cats2 a{font-size:13px;padding:6px 8px;color:#4a5268}
.pl-cats2 a.on{color:var(--red);background:#fff5f3}
.pl-toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px}
/* 筛选属性栏（Filter）：属性行 + 值芯片，每行首项 All */
.pl-fbar{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:12px}
.pl-fbar .fbar-head{display:flex;align-items:center;justify-content:space-between;gap:6px;font-weight:600;font-size:16px;color:#333;margin-bottom:4px}
.pl-fbar .fbar-head .fbar-title{display:flex;align-items:center;gap:6px}
.pl-fbar .fbar-head .pl-sort{font-weight:400}
.pl-frow{display:flex;align-items:flex-start;gap:14px;padding:9px 0;border-bottom:1px dashed #eef1f6}
.pl-frow:last-child{border-bottom:none;padding-bottom:2px}
.pl-frow .f-name{flex:none;width:90px;font-weight:400;font-size:16px;color:#333;padding-top:6px}
.pl-frow .f-vals{display:flex;flex-wrap:wrap;gap:8px}
.pl-frow .f-chip{border:1px solid var(--line);border-radius:8px;padding:6px 14px;font-size:16px;color:var(--text);background:#fff;transition:.15s}
.pl-frow .f-chip:hover{border-color:var(--red);color:var(--red)}
.pl-frow .f-chip.on{background:var(--red);border-color:var(--red);color:#fff}
.pl-sort{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.pl-sort label{display:inline-flex;align-items:center;gap:5px}
.pl-sort select{border:1px solid var(--line);border-radius:8px;padding:9px 12px;font-family:inherit;background:#fff;color:var(--text)}
.pl-count{font-size:13px;color:var(--muted);margin:14px 0 8px}
.pl-count b{color:var(--navy)}
/* 说明：原“当前筛选条件栏”（.pl-active 芯片 + Clear all）已移除，信息与左侧分类高亮、Filter 栏选中芯片重复 */
.pl-grid{margin-bottom:22px;grid-template-columns:repeat(4,1fr)}
.pl-grid .cart-empty{grid-column:1/-1;padding:30px 0;text-align:center;color:var(--muted)}
.pl-pager{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:26px 0 10px}
.pl-pager .btn{padding:8px 14px}
/* 手机端专用块（分类横滑条 + Filter/Sort 工具条 + 底部弹出面板）：桌面端一律隐藏，规则须在媒体查询之前 */
.m-only,.m-sheet{display:none}
@media (max-width:1200px){
  .pl-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:992px){
  /* 手机端强制单列：桌面端「侧栏收起」状态（.side-collapsed，62px 列）不带到手机上 */
  .pl-wrap,.pl-wrap.side-collapsed{grid-template-columns:1fr;gap:18px}
  .pl-side{position:static}
  .pl-grid{grid-template-columns:repeat(3,1fr)}

  /* ---------- 手机端：分类横滑标签 + 筛选/排序底部面板（桌面端结构完全不动） ---------- */
  .m-only{display:block;position:sticky;top:0;z-index:60;background:#fff;padding-top:4px}
  .pl-side{display:none}
  .m-cats{display:flex;gap:8px;overflow-x:auto;padding:2px 0 9px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .m-cats::-webkit-scrollbar{display:none}
  .m-cats a{flex:none;border:1px solid var(--line);border-radius:999px;padding:7px 15px;font-size:14px;color:#4a5268;background:#fff;white-space:nowrap}
  .m-cats a.on{background:var(--red);border-color:var(--red);color:#fff}
  .m-bar{display:flex;gap:0;background:#fff;border:1px solid var(--line);border-radius:10px;margin:0 10px 10px}
  .m-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:11px 0;background:none;border:none;font-size:14px;color:#333;cursor:pointer}
  .m-btn+.m-btn{border-left:1px solid var(--line)}
  .m-btn em{font-style:normal;background:var(--red);color:#fff;border-radius:999px;min-width:18px;height:18px;padding:0 5px;display:inline-flex;align-items:center;justify-content:center;font-size:11px}
  /* 二级分类也做横滑芯片行 */
  .subcat-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .subcat-row::-webkit-scrollbar{display:none}
  .subcat-row a{flex:none;border:1px solid var(--line);border-radius:999px;padding:5px 13px;font-size:13px;color:#4a5268;background:#fff;white-space:nowrap}
  .subcat-row a.on{background:#fff5f3;border-color:#ffd8d2;color:var(--red)}
  /* 底部弹出面板 */
  /* 底部弹出面板（显示/隐藏由 .show 控制，基础隐藏规则在媒体查询外） */
  .m-sheet{position:fixed;inset:0;z-index:430}
  .m-sheet.show{display:block}
  .m-sheet-mask{position:absolute;inset:0;background:rgba(0,0,0,.35)}
  .m-sheet-panel{position:absolute;left:0;right:0;bottom:0;max-height:80vh;background:#fff;border-radius:16px 16px 0 0;display:flex;flex-direction:column;animation:mSheetUp .2s ease}
  @keyframes mSheetUp{from{transform:translateY(24px);opacity:.6}to{transform:translateY(0);opacity:1}}
  .m-sheet-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line);font-size:15px}
  .m-sheet-head b{display:flex;align-items:center;gap:7px}
  .m-sheet-x{background:none;border:none;font-size:16px;color:#666;cursor:pointer}
  .m-sheet-body{overflow-y:auto;padding:12px 16px;-webkit-overflow-scrolling:touch}
  .m-sheet-foot{display:flex;gap:10px;padding:12px 16px calc(16px + env(safe-area-inset-bottom))}
  .m-foot-btn{flex:1;text-align:center;padding:11px 0;border-radius:10px;border:1px solid var(--line);font-size:14px;color:#333;background:#fff;cursor:pointer}
  .m-foot-btn.primary{flex:1.6;background:var(--red);border-color:var(--red);color:#fff}
  /* 面板内：搬进来的筛选卡片去掉外框与重复标题（漏斗图标已并入面板标题），属性行改竖排更好点 */
  .m-sheet .pl-fbar,.m-sheet .pl-toolbar{border:none;border-radius:0;padding:0;background:transparent}
  .m-sheet .pl-fbar .fbar-head{display:none}
  .m-sheet .pl-fbar .fbar-head .pl-sort{display:none}
  .m-sheet .pl-frow{flex-direction:column;gap:9px;padding:11px 0}
  .m-sheet .pl-frow .f-name{width:auto;padding-top:0}
  .m-sheet .pl-frow .f-chip{font-size:14px;padding:6px 13px}
  .m-sheet .pl-frow .f-vals{gap:7px}
  .m-sortlist{display:flex;flex-direction:column;padding:4px 16px 14px}
  .m-sortlist a{padding:13px 4px;border-bottom:1px solid #f1f2f4;font-size:15px;color:#333}
  .m-sortlist a.on{color:var(--red)}
}
@media (max-width:640px){
  .pl-grid{grid-template-columns:repeat(2,1fr)}
  .pl-sort{width:100%;justify-content:space-between}
  .pl-sort select{flex:1}
  .pl-toolbar{padding:10px}
}

/* ---------- 相关产品（商品详情页底部）：通栏显示，5 个一排 ---------- */
.pd-related .product-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
@media (max-width:1200px){
  .pd-related .product-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media (max-width:992px){
  .pd-related .product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:640px){
  .pd-related .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}