/* ===================== 产品中心列表页 ===================== */
/* 关闭根滚动容器的滚动锚定：点击分类隐藏其它系列时，浏览器不再自动调整滚动位置，定位完全由脚本控制 */
html{overflow-anchor:none}
.product-center .page-main{padding-bottom:60px}
.product-layout{display:flex;align-items:flex-start;gap:40px;padding-top:45px;padding-bottom:10px}

/* 左侧侧栏（桌面 sticky） */
.product-sidebar{flex:0 0 320px;width:320px;position:static;top:92px;align-self:flex-start;
  display:flex;flex-direction:column;gap:18px;overflow-y:auto;padding-right:4px; background-color: #fff; margin-top: 0px; z-index: 999;}
.product-sidebar::-webkit-scrollbar{width:6px}
.product-sidebar::-webkit-scrollbar-thumb{background:#d7dedb;border-radius:3px}
.pc-widget{background:#fff;border-radius:14px;padding:18px 16px;box-shadow:0 8px 28px rgba(10,102,89,.07);
  flex:0 0 auto}
.pc-widget-title{font-size:18px;font-weight:700;color:var(--text);margin-bottom:13px;position:relative; border-bottom: 1px solid #eee;
  display:flex;align-items:baseline;gap:8px}
.pc-widget-title span{font-size:11px;color:var(--gray);letter-spacing:1px;font-weight:400;text-transform:uppercase}

/* 搜索框 Search */
.pc-search-form{display:flex;align-items:center;background:#f5f7f6;border:1px solid #e4e8e6;border-radius:10px;overflow:hidden;transition:.2s}
.pc-search-form:focus-within{border-color:var(--green);background:#fff}
.pc-search-input{flex:1;min-width:0;border:0;background:transparent;padding:11px 14px;font-size:14px;color:var(--text);outline:none}
.pc-search-input::placeholder{color:#aeb6b3}
.pc-search-btn{flex:0 0 auto;width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  background:var(--green);color:#fff;border:0;cursor:pointer;transition:.2s}
.pc-search-btn:hover{background:var(--green-dark)}
.pc-search-btn svg{width:18px;height:18px}

/* 产品分类 Product Categories */
.pc-categories{background:#fff;border-radius:14px}
.pc-categories .pc-widget-title{padding-bottom:12px; padding-top: 12px; margin-bottom: 0px;}
/* 手机端收起/展开菜单条：桌面隐藏，仅 ≤768 显示 */
.pc-cat-collapse{display:none}
.pc-cat-list{list-style:none;margin:0;padding:0}
.pc-cat-item{margin:2px 0}
/* 一级分类行：标题 + 展开按钮整行一体（active 状态落在 .pc-cat-head 上） */
.pc-cat-head{display:flex;align-items:stretch;gap:6px;transition:background .2s;height:48px;
  border-bottom:1px solid #eef1f0;border-left: 1px solid transparent;  transition: all 0.3s;}
.pc-cat-head:hover{background:var(--bg-light);border-left: 1px solid var(--green); padding-left: 4px;}
.pc-cat-link{flex:1;min-width:0;display:flex;align-items:center;padding:12px 12px;
  color:var(--text);font-size:15px;text-decoration:none;transition:.2s;cursor:pointer}
/* 一级分类前绿色圆点图标 */
.pc-cat-link::before{content:"";flex:0 0 auto;width:4px;height:4px;border-radius:50%;
  background:var(--green);margin-right:9px}
.pc-cat-link:hover{color:var(--green)}
.pc-cat-link.active{font-weight:600}
.pc-cat-head:has(.pc-cat-link.active){background:var(--green);border-bottom-color:transparent}
.pc-cat-head:has(.pc-cat-link.active) .pc-cat-link{color:#fff}
.pc-cat-head:has(.pc-cat-link.active) .pc-cat-link::before{background:#fff}
.pc-cat-head:has(.pc-cat-link.active) .pc-cat-toggle{color:#fff}
/* + 号展开按钮：正方形（宽=高=行高），无边框无独立背景，与标题同属一整行 */
.pc-cat-toggle{flex:0 0 auto;height:100%;aspect-ratio:1/1;border:0;background:transparent;color:var(--green);
  display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s;padding:0}
.pc-cat-toggle:hover{color:var(--green)}
/* hover 动效（方案A）：+ 号放大 1.25 倍 + 颜色加深到深绿；展开态 .open 与 active 绿底行不触发 */
.pc-cat-item:not(.open):not(:has(.pc-cat-link.active)) .pc-cat-toggle:hover{color:var(--green-dark)}
.pc-cat-item:not(.open):not(:has(.pc-cat-link.active)) .pc-cat-toggle:hover i{transform:scale(1.25)}
.pc-cat-toggle i{font-size:13px;transition:transform .2s ease}
/* 展开态：+ 号切换为 - 号（fa-minus 默认隐藏，.open 时互换显示） */
.pc-cat-toggle .fa-minus{display:none}
.pc-cat-item.open .pc-cat-toggle .fa-plus{display:none}
.pc-cat-item.open .pc-cat-toggle .fa-minus{display:inline-block}
/* 展开时整行绿底白字 */
.pc-cat-item.open .pc-cat-head{background:var(--green);border-bottom-color:transparent}
.pc-cat-item.open .pc-cat-link{color:#fff}
.pc-cat-item.open .pc-cat-link::before{background:#fff}
.pc-cat-item.open .pc-cat-toggle{color:#fff}
/* 二级分类 */
.pc-cat-sub{list-style:none;margin:2px 0 6px 16px;padding:0;border-left:1px solid #eef1f0;display:none}
.pc-cat-item.open .pc-cat-sub{display:block}
.pc-cat-sub-link{display:block;padding:9px 12px;color:var(--text-light);font-size:14px;text-decoration:none;transition:.5s;
  border-bottom:1px solid #eef1f0}
.pc-cat-sub li:last-child .pc-cat-sub-link{border-bottom:0}
.pc-cat-sub-link::before{content:"- ";color:#b7c1bd}
.pc-cat-sub-link:hover{color:var(--green);background:var(--bg-light); margin-left: 4px;}
.pc-cat-sub-link:hover::before,.pc-cat-sub-link.active::before{color:var(--green)}
.pc-cat-sub-link.active{color:var(--green);font-weight:600}

/* 产品标签 Product Tags */
.pc-tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.pc-tag{display:inline-block;padding:6px 13px;border:1px solid #e2e6e4;border-radius:16px;background:#fff;
  color:var(--text-light);font-size:13px;text-decoration:none;cursor:pointer;transition:.2s;line-height:1.4}
.pc-tag:hover{border-color:var(--green);color:var(--green);background:rgba(10,102,89,.05)}
.pc-tag.active{background:var(--green);border-color:var(--green);color:#fff;font-weight:600}

/* 联系方式 Contact */
.pc-contact-list{list-style:none;margin:0 0 14px;padding:0}
.pc-contact-list li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed #eef1f0}
.pc-contact-list li:last-child{border-bottom:0}
.pc-ct-ico{flex:0 0 30px;width:30px;height:30px;border-radius:8px;background:rgba(10,102,89,.08);color:var(--green);
  display:flex;align-items:center;justify-content:center}
.pc-ct-ico i{font-size:15px}
.pc-ct-text{flex:1;min-width:0;line-height:1.45}
.pc-ct-label{display:block;font-size:12px;color:var(--text-light);margin-bottom:1px}
.pc-ct-text a,.pc-ct-text span.txt{font-size:13.5px;color:var(--text);text-decoration:none;font-weight:600}
.pc-ct-text a:hover{color:var(--green)}
.pc-contact-btn{display:block;text-align:center;padding:10px;border:1px solid var(--green);color:var(--green);
  border-radius:9px;font-size:13.5px;font-weight:600;text-decoration:none;transition:.2s}
.pc-contact-btn:hover{background:var(--green);color:#fff}

/* 主内容区 */
.product-content{flex:1;min-width:0;overflow-anchor:none; padding-top: 30px;}

/* 系列区块（二级） */
.series-block{margin-bottom:50px;scroll-margin-top:92px}
.series-block.hidden{display:none}
.series-head{display:flex;align-items:center;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid #eef1f0; padding-top: 20px;}
.series-head-text{flex:1;min-width:0}
.series-title{font-size:24px;font-weight:700;color:var(--text);line-height:1.3}
.series-en{font-size:13px;color:var(--gray);margin-left:8px;font-weight:400}
.series-desc{margin-top:10px;color:var(--text-light);font-size:14px;line-height:1.8}

/* 三级分类 chips（与首页 .prod-tabs 完全一致） */
.cat-chips{display:flex;flex-wrap:wrap;justify-content:left;gap:5px;margin-bottom:30px}
.cat-chip{padding:5px 20px;border:1px solid #e2e2e2;border-radius:0;
  font-size:16px;color:var(--text-light);letter-spacing:1px;background:#fff;cursor:pointer;transition:.2s;text-decoration:none}
.cat-chip:hover{border-color:var(--green);color:var(--green)}
.cat-chip.active{background:var(--green);border-color:var(--green);color:#fff}

/* 产品网格与卡片（对齐首页产品版块样式：封面图+悬停放大+居中标题+双按钮+红色角标） */
.product-center .prod-grid{grid-template-columns:repeat(4,1fr);gap:24px;margin-top:0}
.product-center .prod-card{margin-top:0}
.product-center .prod-card.hidden{display:none}
.product-center .prod-img{aspect-ratio:1/1;display:block;overflow:hidden}
/* 酱料杯/小料盒系列：产品图用横版（4:3） */
#series-jiangliao .prod-img{aspect-ratio:4/3}
.product-center .prod-img img{width:100%;height:100%;object-fit:cover;padding:0;transition:transform .6s ease}
.product-center .prod-card:hover .prod-img img{transform:scale(1.07)}
/* 规格信息：两行两列网格 + 圆点 */
.prod-meta{list-style:none;margin:0;padding:10px 16px 12px;display:grid;grid-template-columns:1fr 1fr;gap:5px 12px; 
  font-size:12.5px;color:var(--text-light)}
.prod-meta li{position:relative;padding-left:10px;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.prod-meta li::before{content:"";position:absolute;left:0;top:7px;width:4px;height:4px;border-radius:50%;background:var(--green-light)}
.product-empty{display:none;text-align:center;color:var(--text-light);font-size:15px;padding:50px 0}
.product-empty.show{display:block}

/* ===== 响应式 ===== */
@media (max-width:992px){
  .product-layout{flex-direction:column;gap:18px;padding-top:22px}
  .product-sidebar{width:100%;flex:none;position:static;max-height:none;overflow:visible;padding-right:0;
    display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .pc-search{grid-column:1/-1}
  .pc-contact{grid-column:1/-1}
  .pc-widget{padding:14px}
  .product-center .prod-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .series-title{font-size:20px}
}
@media (max-width:768px){
	.product-layout{padding:0px;}
	.product-content{ padding:0px 12px; padding-top:40px} 
	.product-layout{gap:0px}
  /* 手机版：隐藏侧栏标题与搜索/标签/联系 widget，仅保留产品分类 */
  .pc-widget-title,.pc-search,.pc-tags,.pc-contact{display:none}
  .product-sidebar{grid-template-columns:1fr; margin-top: 0px; background:none;}
  .series-head{margin-bottom:14px}
  .series-title{font-size:18px}
  .series-en{display:block;margin-left:0;margin-top:2px}
  .series-desc{font-size:13px}
  .product-center .prod-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .product-center .prod-img img{padding:0}
  .prod-meta{display:none}
  /* 手机版二级分类：一行三个，对齐首页 prod-tabs 手机版 */
  .cat-chips{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;justify-content:stretch;margin-bottom:22px}
  .cat-chip{padding:8px 6px;font-size:12.5px;text-align:center;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
  /* 手机版产品分类菜单条：标题 + 右侧向上收起按钮，点击收起/展开整个分类区 */
  .pc-cat-collapse{display:flex;align-items:center;justify-content:space-between;width:100%;
    padding:13px 16px;background:var(--green);border:1px solid var(--green);
    color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:.2s}
  .pc-cat-collapse:hover{border-color:var(--green-dark);background:var(--green-dark);color:#fff}
  .pc-cat-collapse-ico{font-size:14px;color:#fff;transition:transform .3s ease,color .2s; padding-right: 7px;}
  .pc-cat-body{overflow:hidden;transition:max-height .4s ease,opacity .3s ease;max-height:2000px;opacity:1}
  .pc-cat-body.pc-cat-body-collapsed{max-height:0;opacity:0}
  .pc-cat-collapse[aria-expanded="false"] .pc-cat-collapse-ico{transform:rotate(180deg)}
  /* 手机版产品分类：一行一列 */
  .pc-cat-list{display:block}
  .pc-cat-item{margin:0 0 0px}
  .pc-cat-head{display:flex;align-items:stretch;background:#fff;border:1px solid #e4eae9;border-top: 0px;
    padding:0 6px;height:46px;transition:background .2s,border-color .2s}
  .pc-cat-link{display:flex;align-items:center;padding:11px 10px;font-size:14px;
    border:0;background:transparent;color:var(--text);white-space:normal;text-align:left}
  .pc-cat-link.active{color:var(--green);font-weight:600}
  .pc-cat-head:has(.pc-cat-link.active){background:var(--green);border-color:var(--green)}
  .pc-cat-head:has(.pc-cat-link.active) .pc-cat-link{color:#fff}
  .pc-cat-head:has(.pc-cat-link.active) .pc-cat-toggle{color:#fff}
  .pc-cat-toggle{flex:0 0 auto;height:100%;aspect-ratio:1/1;margin-right:2px;border:0;background:transparent}
  .pc-cat-item.open .pc-cat-head{background:var(--green);border-color:var(--green)}
  .pc-cat-item.open .pc-cat-link{color:#fff}
  .pc-cat-item.open .pc-cat-toggle{color:#fff}
  .pc-cat-sub{margin:4px 0 6px 12px}
  .pc-cat-sub-link{padding:10px 12px;font-size:13.5px}
  .pc-categories{padding:0px}
  .pc-categories{background:none;}
}

/* 产品中心顶部二级导航条：紧凑排版（沿用 page-about.css 的 .sub-nav-bar 基础样式） */
.sub-nav-bar--product .sub-nav-menu a{font-size:18px;padding:13px 18px}
.sub-nav-bar--product .sub-nav-menu a:last-child{border-right:none}
.sub-nav-bar--product{box-shadow:0 2px 10px rgba(10,102,89,.05)}

@media (max-width:768px){
  /* 产品中心二级导航条在手机端横滑，不换行 */
  .sub-nav-bar--product .sub-nav-inner{flex-wrap:nowrap;padding:0}
  .sub-nav-bar--product .page-crumb{display:none}
  .sub-nav-bar--product .sub-nav-menu{width:100%;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;
    -webkit-overflow-scrolling:touch;scrollbar-width:none}
  .sub-nav-bar--product .sub-nav-menu a{font-size:15px;padding:13px 16px;flex:0 0 auto}
  .sub-nav-bar--product .sub-nav-menu a:last-child{border-right:1px solid #eee}
  .sub-nav-bar--product .sub-nav-menu::-webkit-scrollbar{display:none}
}

/* ===================== 产品详情页 product-view ===================== */
.product-view{flex:1;min-width:0;max-width:100%;overflow:hidden; margin-top: 20px;}

/* 面包屑 */
.pv-breadcrumb{font-size:13.5px;color:var(--text-light);margin-bottom:18px;display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.pv-breadcrumb a{color:var(--text-light);text-decoration:none}
.pv-breadcrumb a:hover{color:var(--green)}
.pv-breadcrumb span{color:#ccc}
.pv-breadcrumb .current{color:var(--green);font-weight:600}

/* 主体两栏 */
.pv-main{display:flex;gap:40px;align-items:flex-start}
.pv-gallery{flex:0 0 46%;max-width:46%}
.pv-info{flex:1;min-width:0}

/* 主图轮播 */
.pv-main-swiper{position:relative;border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 8px 28px rgba(10,102,89,.07)}
.pv-main-swiper .swiper-slide{aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;background:#f7f8f7}
.pv-main-swiper .swiper-slide img{width:100%;height:100%;object-fit:cover}
.pv-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:42px;height:42px;border-radius:50%;
  background:rgba(255,255,255,.9);color:var(--green);display:flex;align-items:center;justify-content:center;
  cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.12);transition:.2s}
.pv-nav:hover{background:var(--green);color:#fff}
.pv-nav svg{width:20px;height:20px}
.pv-prev{left:12px}
.pv-next{right:12px}

/* 缩略图 */
.pv-thumb-swiper{margin-top:12px}
.pv-thumb-swiper .swiper-slide{width:84px;height:84px;border-radius:10px;overflow:hidden;border:2px solid transparent;
  cursor:pointer;opacity:.7;transition:.2s;background:#f7f8f7}
.pv-thumb-swiper .swiper-slide img{width:100%;height:100%;object-fit:cover}
.pv-thumb-swiper .swiper-slide-thumb-active{border-color:var(--green);opacity:1}

/* 信息区 */
.pv-series-tag{display:inline-block;font-size:12px;color:var(--green);background:rgba(10,102,89,.08);
  padding:4px 12px;border-radius:20px;font-weight:600;margin-bottom:12px}
.pv-title{font-size:30px;font-weight:700;color:var(--text);line-height:1.25;margin-bottom:10px}
.pv-subtitle{font-size:15px;color:var(--text-light);margin-bottom:18px;line-height:1.7}
.pv-attrs{list-style:none;margin:0 0 18px;padding:0;border-top:1px solid #eef1f0}
.pv-attrs li{display:flex;gap:15px;padding:9px 0;border-bottom:1px solid #eef1f0;font-size:14.5px;color:var(--text)}
.pv-attrs li span{flex:0 0 64px;color:var(--text-light)}
.pv-desc-short{font-size:14.5px;color:var(--text-light);line-height:1.9;margin-bottom:22px}
.pv-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:20px}
.pv-actions .btn{padding:12px 30px;font-size:16px;letter-spacing:1px}
.btn-outline-green{border:1px solid var(--green);color:var(--green);border-radius:25px;background:#fff;font-weight:bold;display:inline-block;cursor:pointer;transition:var(--transition)}
.btn-outline-green:hover{background:var(--green);color:#fff}
.pv-link-more{font-size:14px;color:var(--text-light);text-decoration:underline;text-underline-offset:3px}
.pv-link-more:hover{color:var(--green)}
.pv-service{display:flex;flex-wrap:wrap;gap:14px 22px;padding-top:20px;border-top:1px dashed #e3e8e6}
.pv-service div{display:flex;align-items:center;gap:10px;font-size:16px;color:var(--text-light)}
.pv-service svg{width:18px;height:18px;color:var(--green);flex:0 0 auto}
.pv-service  i{color:var(--green); font-size: 16px;}

/* 通用区块标题 */
.pv-section{margin-top:46px}
.pv-section-title{font-size:24px;font-weight:700;color:var(--text);margin-bottom:22px;padding-left:14px;position:relative}

/* 核心卖点 */
.pv-highlights{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pv-highlight{background:#fff;border-radius:12px;padding:22px 18px;box-shadow:0 6px 22px rgba(10,102,89,.06);transition:.25s}
.pv-highlight:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(10,102,89,.12)}
.pv-highlight .pv-h-ico{width:46px;height:46px;border-radius:12px;background:rgba(10,102,89,.08);color:var(--green);
  display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.pv-highlight .pv-h-ico i{font-size:22px}
.pv-highlight h4{font-size:16.5px;margin-bottom:6px;color:var(--text)}
.pv-highlight p{font-size:13.5px;color:var(--text-light);line-height:1.7}

/* 规格参数表 */
.pv-spec{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 6px 22px rgba(10,102,89,.06);font-size:14.5px}
.pv-spec th,.pv-spec td{padding:14px 18px;border-bottom:1px solid #eef1f0;text-align:left}
.pv-spec tr:last-child th,.pv-spec tr:last-child td{border-bottom:0}
.pv-spec th{width:18%;background:var(--bg-light);color:var(--text);font-weight:600; font-size: 18px;}
.pv-spec td{color:var(--text-light);width:32%}

/* 产品详情 */
.pv-desc{font-size:16px;color:var(--text-light);line-height:2}
.pv-desc p{margin:0px}
.pv-desc ul{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px;margin:8px 0 16px}
.pv-desc li{position:relative;padding-left:15px}
.pv-desc li::before{content:"";position:absolute;left:0;top:14px;width:6px;height:6px;border-radius:50%;background:var(--green)}

/* 适用场景 */
.pv-scenes{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.pv-scene{background:#fff;border-radius:12px;padding:20px 14px;text-align:center;box-shadow:0 6px 22px rgba(10,102,89,.06);transition:.25s}
.pv-scene:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(10,102,89,.12)}
.pv-scene .pv-scene-ico{width:46px;height:46px;margin:0 auto 10px;border-radius:50%;background:rgba(10,102,89,.08);color:var(--green);display:flex;align-items:center;justify-content:center}
.pv-scene .pv-scene-ico i{font-size:22px}
.pv-scene h4{font-size:15px;margin-bottom:5px;color:var(--text)}
.pv-scene p{font-size:12.5px;color:var(--text-light);line-height:1.6}

/* 为什么选择 */
.pv-why{background:linear-gradient(180deg,#fbfdfc,#fff);border-radius:16px;padding:34px 28px}
.pv-why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pv-why-item{background:#fff;border-radius:12px;padding:24px 18px;box-shadow:0 6px 22px rgba(10,102,89,.06)}
.pv-why-item .pv-why-ico{width:46px;height:46px;border-radius:12px;background:rgba(10,102,89,.08);color:var(--green);display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.pv-why-item .pv-why-ico i{font-size:22px}
.pv-why-item h4{font-size:16.5px;margin-bottom:6px}
.pv-why-item p{font-size:13.5px;color:var(--text-light);line-height:1.7}

/* FAQ（原生 details，无需JS，利于GEO抓取） */
.pv-faq{border:1px solid #eef1f0;overflow:hidden;background:#fff}
.pv-faq-item{border-bottom:1px solid #eef1f0}
.pv-faq-item:last-child{border-bottom:0}
.pv-faq-item summary{list-style:none;cursor:pointer;padding:16px 46px 16px 18px;font-size:18px;font-weight:600;color:var(--text);position:relative;line-height:1.6}
.pv-faq-item summary::-webkit-details-marker{display:none}
.pv-faq-ico{position:absolute;right:18px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--green);font-size:20px;line-height:20px;text-align:center;font-weight:400;transition:.2s}
.pv-faq-item[open] .pv-faq-ico{transform:translateY(-50%) rotate(45deg)}
/* FAQ 展开折叠动画：grid 0fr→1fr 平滑高度过渡（纯 slideUp/down） */
.pv-faq-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .38s cubic-bezier(.4,0,.2,1),margin-bottom .38s cubic-bezier(.4,0,.2,1);margin:0;padding:0 18px;font-size:14.5px;color:var(--text-light);line-height:1.9}
.pv-faq-body > .pv-faq-inner{overflow:hidden;min-height:0}
.pv-faq-item[open] .pv-faq-body{grid-template-rows:1fr;margin-bottom:18px}

/* 相关推荐 */
.pv-related{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pv-related .prod-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 6px 22px rgba(10,102,89,.07);transition:.3s}
.pv-related .prod-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(10,102,89,.12)}
.pv-related .prod-img{display:block;aspect-ratio:1/1;overflow:hidden}
.pv-related .prod-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.pv-related .prod-card:hover .prod-img img{transform:scale(1.07)}
.pv-related .prod-title{font-size:15px;padding:12px 14px 4px;margin:0}
.pv-related .prod-title a{color:var(--text);text-decoration:none}
.pv-related .prod-title a:hover{color:var(--green)}
.pv-related .prod-meta{list-style:none;margin:0;padding:4px 14px 12px;display:grid;grid-template-columns:1fr 1fr;gap:5px 12px;font-size:12px;color:var(--text-light)}
.pv-related .prod-meta li{position:relative;padding-left:10px;line-height:1.5}
.pv-related .prod-meta li::before{content:"";position:absolute;left:0;top:7px;width:4px;height:4px;border-radius:50%;background:var(--green-light)}
.pv-related .prod-btns{display:flex;gap:8px;padding:0 14px 14px}
.pv-related .prod-btn{flex:1;text-align:center;padding:8px 0;border-radius:20px;font-size:13px;border:1px solid var(--green);color:var(--green);text-decoration:none;transition:.2s}
.pv-related .prod-btn:hover{background:var(--green);color:#fff}
.pv-related .prod-btn.sample-open{background:var(--green);color:#fff}
.pv-related .prod-btn.sample-open:hover{background:var(--green-dark)}

/* 详情页通栏 CTA（仿首页下样通栏，独立版块） */
.pv-cta{
  background-size:cover;background-position:center;background-attachment:fixed;
  padding:86px 0;position:relative;text-align:center;color:#fff;
}
.pv-cta::before{content:"";position:absolute;inset:0;background:rgba(6,70,60,.90)}
.pv-cta .container{position:relative;z-index:2}
.pv-cta h2{color:#fff;font-size:30px;letter-spacing:1px;margin-bottom:14px;font-weight:700}
.pv-cta p{color:rgba(255,255,255,.9);font-size:16px;letter-spacing:1px;margin-bottom:22px}
.pv-cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.pv-cta .btn-outline{border-color:rgba(255,255,255,.85);color:#fff; margin-top: 0px;}
.pv-cta .btn-outline:hover{background:rgba(255,255,255,.12)}
.pv-cta .btn-white{background:#fff;color:var(--green)}
.pv-cta .btn-white:hover{background:#eaf6f3}

/* ===== 选项卡（纯CSS切换，无JS，内容均在DOM利于GEO抓取） ===== */
.pv-tabs{margin-top:36px;background:#fff;border-radius:16px;}
.pv-tab-radio{position:absolute;width:0;height:0;opacity:0;pointer-events:none}
.pv-tab-nav{display:flex;gap:0;border-bottom:2px solid #eef1f0;margin:24px 28px 22px; }
.pv-tab-label{
  position:relative;flex:0 0 auto;white-space:nowrap;
  padding:16px 22px;font-size:18px;font-weight:600;color:var(--text-light);
  cursor:pointer;user-select:none;transition:color .2s;
}
.pv-tab-label::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);
  width:0;height:2px;background:var(--green);transition:width .25s;
}
.pv-tab-label:hover{color:var(--green)}
/* 选中态联动 */
#pvtab-detail:checked ~ .pv-tab-nav label[for="pvtab-detail"],
#pvtab-spec:checked   ~ .pv-tab-nav label[for="pvtab-spec"],
#pvtab-sell:checked   ~ .pv-tab-nav label[for="pvtab-sell"],
#pvtab-scene:checked  ~ .pv-tab-nav label[for="pvtab-scene"],
#pvtab-why:checked    ~ .pv-tab-nav label[for="pvtab-why"]{color:var(--green)}
#pvtab-detail:checked ~ .pv-tab-nav label[for="pvtab-detail"]::after,
#pvtab-spec:checked   ~ .pv-tab-nav label[for="pvtab-spec"]::after,
#pvtab-sell:checked   ~ .pv-tab-nav label[for="pvtab-sell"]::after,
#pvtab-scene:checked  ~ .pv-tab-nav label[for="pvtab-scene"]::after,
#pvtab-why:checked    ~ .pv-tab-nav label[for="pvtab-why"]::after{width:100%}
.pv-tab-panels{position:relative;padding:0 28px 30px}
.pv-tab-panel{display:none}
#pvtab-detail:checked ~ .pv-tab-panels .pv-tab-panel[data-tab="detail"]{display:block}
#pvtab-spec:checked   ~ .pv-tab-panels .pv-tab-panel[data-tab="spec"]{display:block}
#pvtab-sell:checked   ~ .pv-tab-panels .pv-tab-panel[data-tab="sell"]{display:block}
#pvtab-scene:checked  ~ .pv-tab-panels .pv-tab-panel[data-tab="scene"]{display:block}
#pvtab-why:checked    ~ .pv-tab-panels .pv-tab-panel[data-tab="why"]{display:block}
/* 选项卡内嵌套卡片扁平化，避免双重阴影 */
.pv-tab-panel .pv-why{background:transparent;padding:0;border-radius:0}
.pv-tab-panel .pv-spec{box-shadow:none;border:1px solid #eef1f0}

/* 上一个 / 下一个产品 + 中间返回产品列表按钮 */
.pv-pager{display:flex;gap:16px;justify-content:space-between;align-items:center;
  margin:26px 28px 30px;padding-top:22px;border-top:1px solid #eef1f0;box-shadow: none;}
.pv-pager-item{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:5px;
  text-decoration:none;transition:color .2s}
.pv-pager-item.next{text-align:right;align-items:flex-end}
.pv-pager-dir{font-size:14px;color:#9aa3a0;letter-spacing:.5px}
.pv-pager-name{font-size:18px;font-weight:600;color:#2b3330;
  max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .2s}
.pv-pager-item:hover .pv-pager-name{color:var(--green)}
.pv-pager-item:hover .pv-pager-dir{color:var(--green)}

/* 返回产品列表按钮（居中于 pv-pager 内） */
.pv-pager-back{flex:0 0 auto;display:flex;align-items:center;justify-content:center}
.pv-back-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 32px;
  background:#fff;border:1px solid var(--green);color:var(--green);
  font-size:15px;font-weight:600;letter-spacing:1px;cursor:pointer;transition:.25s;white-space:nowrap}
.pv-back-btn:hover{background:var(--green);color:#fff}
.pv-back-btn i{font-size:13px}

/* ===== 相关推荐 横向轮播（仅作用于 .pv_tj，不改动首页 .prod-grid 样式） ===== */
.prod-grid.pv_tj{
  display:block;                 /* 覆盖首页 .prod-grid 的 grid 布局 */
  grid-template-columns:unset;
  gap:0;
  position:relative;
  padding:4px 2px 8px;
  overflow:hidden;
}
.pv_tj .swiper-wrapper{align-items:stretch}
.pv_tj .swiper-slide{height:auto;display:flex}
.pv_tj .prod-card{width:100%;margin-top:0;height:100%}
/* 左右切换按钮 */
.pv_tj-nav{
  position:absolute;top:44%;transform:translateY(-50%);
  width:42px;height:42px;border-radius:50%;
  background:#fff;color:var(--green);
  border:1px solid #e3e8e6;box-shadow:0 6px 18px rgba(10,102,89,.16);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;z-index:6;padding:0;transition:all .2s;
}
.pv_tj-nav svg{width:20px;height:20px}
.pv_tj-prev{left:6px}
.pv_tj-next{right:6px}
.pv_tj-nav:hover{background:var(--green);color:#fff;border-color:var(--green)}
.pv_tj-nav.swiper-button-disabled{opacity:.35;cursor:default;pointer-events:none}
/* 下方焦点（分页） */
.pv_tj-pagination{display:flex;justify-content:center;gap:8px;margin-top:20px}
.pv_tj-pagination .swiper-pagination-bullet{
  width:9px;height:9px;border-radius:50%;background:#cfd8d5;
  opacity:1;transition:all .25s;margin:0!important;
}
.pv_tj-pagination .swiper-pagination-bullet-active{
  width:24px;border-radius:6px;background:var(--green);
}

/* ===== 详情页独立版块（常见问题 / 相关推荐，位于 product-layout 之外） ===== */
.pv-extra-wrap{padding:0px 0 60px}
.pv-extra-wrap .pv-section:first-child{margin-top:0}
.pv-extra-wrap .pv-related{grid-template-columns:repeat(4,1fr)}

/* 产品详情响应式 */
@media (max-width:992px){
  .pv-main{flex-direction:column;gap:24px}
  .pv-gallery{flex:none;max-width:100%;width:100%}
  .pv-highlights{grid-template-columns:repeat(2,1fr)}
  .pv-scenes{grid-template-columns:repeat(3,1fr)}
  .pv-why-grid{grid-template-columns:repeat(2,1fr)}
  .pv-related{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
	.product-view{padding:0px 12px;}
	#pcCatCollapse{margin-bottom:1px;}
  .pv-title{font-size:24px}
  .pv-section-title{font-size:20px;margin-bottom:16px}
  .pv-highlights{grid-template-columns:1fr}
  .pv-scenes{grid-template-columns:repeat(2,1fr)}
  .pv-why-grid{grid-template-columns:1fr}
  .pv-why{padding:24px 16px}
  .pv-related{grid-template-columns:repeat(2,1fr)}
  .pv-spec{border-radius:10px}
  .pv-spec tr{display:block;padding:0}
  .pv-spec th,.pv-spec td{display:block;width:100%;border-bottom:0;padding:10px 16px}
  .pv-spec th{background:var(--bg-light);border-radius:8px 8px 0 0;padding-bottom:6px}
  .pv-spec td{padding-top:2px;padding-bottom:12px}
  .pv-spec tr + tr th{border-top:1px solid #eef1f0;margin-top:8px}
  .pv-desc ul{grid-template-columns:1fr}
  .pv-cta{padding:56px 0;background-attachment:scroll}
  .pv-cta h2{font-size:22px;letter-spacing:0}
  .pv-cta p{font-size:14px}
  .pv-actions .btn{ padding: 12px 30px; line-height: 1em;}
  .pc-cat-list{background: none;}
  .pc-widget{background: none; box-shadow: none;}
  .pv-thumb-swiper .swiper-slide{width:66px; height: 66px;}
  .pv-nav{display: none;}
}

/* 选项卡与独立版块 手机端适配 */
@media (max-width:768px){
  /* 手机端：标签超出时横向滑动（触摸原生滑动 + 鼠标按住拖动，见 product.html 脚本） */
  .pv-tab-nav{
    margin:20px 0px 18px;box-shadow:0 2px 8px rgba(10,102,89,.05);
    overflow-x:auto;overflow-y:hidden;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    scroll-snap-type:x proximity;
    padding-bottom:2px;           /* 留出选中下划线位置，避免被 overflow-y:hidden 裁掉 */
    cursor:grab;
  }
  .pv-tab-nav::-webkit-scrollbar{display:none}
  .pv-tab-nav.is-dragging{cursor:grabbing;scroll-snap-type:none}
  .pv-tab-label{padding:13px 16px;font-size:16px;scroll-snap-align:start}
  .pv-tab-panels{padding:0 0px 24px}
  .pv-pager{margin:22px 0 26px;gap:10px}
  .pv-pager-dir{font-size:12px}
  .pv-pager-name{font-size:14px}
  .pv-extra-wrap{padding:0px 0 48px}
  .pv-extra-wrap .pv-related{grid-template-columns:repeat(2,1fr)}
  /* pv_tj 轮播 手机端 */
  .pv_tj-nav{width:34px;height:34px}
  .pv_tj-nav svg{width:16px;height:16px}
  .pv_tj-pagination{margin-top:14px;gap:6px}
  .pv-faq-item summary{font-size:16px;}
  
  .page-banner-product-view{height:56px; min-height: 56px;}
}

/* 手机端（宽度不足）：返回产品列表按钮独占一行，上一个/下一个产品保持一行两列 */
@media (max-width:640px){
  .pv-pager{flex-wrap:wrap}
  .pv-pager-back{flex:1 1 100%;order:-1}
  .pv-back-btn{width:100%;justify-content:center;padding:12px 16px;font-size:15px}
}